| Entries |
| Document | Title | Date |
|---|
| 20080236578 | ANAESTHESIA MACHINE ARRANGEMENT AND A METHOD IN CONNECTION WITH AN ANAESTHESIA MACHINE ARRANGEMENT - Anaesthesia machine arrangement and a method comprising a gas dispenser ( | 10-02-2008 |
| 20080308100 | System and method for determining humidity in a respiratory treatment system - A patient treatment system and method comprising a patient circuit, a pressurizing flow module disposed in the patient circuit, a humidifier disposed in the patient circuit, a monitor, sensors within the patient circuit, and a processor. The patient circuit delivers a flow of gas from a gas source to an airway of a patient. The pressurizing flow module elevates the pressure of the gas within the patient circuit. The humidifier elevates the humidity of the gas in the patient circuit to a circuit humidity level. The monitor monitors at least one parameter of the gas from the gas source. The sensors generate corresponding signals that can be processed to estimate a rate at which vapor is added to the gas in the patient circuit. The processor determines the humidity level of the gas in the patient circuit downstream from the humidifier based on the signals generated by the sensors and the at least one parameter of the gas in the gas source. | 12-18-2008 |
| 20080308101 | DRUG DELIVERY AND MONITORING SYSTEM FOR A VENTILATOR - An automated drug delivery and monitoring system for use on mechanically ventilated patients in the intensive care unit is presented. Medication in the form of respirable particles is transported through ventilator circuitry by a delivery unit. Multiple medications may be delivered into the gas flow of the ventilator, with each medication delivered in a defined dose for a frequency and interval as specified by an operator. The particles mixed into the gas flow of the ventilator are inhaled and ingested by the patent's lungs. | 12-18-2008 |
| 20090025718 | Apparatus and Method for Maintaining Consistency for Aerosol Drug Delivery Treatments - An aerosol drug delivery apparatus is provided. The apparatus may include a reservoir constructed to contain a predetermined dose of a liquid drug, an aerosol generator in communication with the reservoir, and a power source arranged to deliver power to the aerosol generator in order to produce an aerosolized form of the dose that can be administered to a patient. The apparatus may maintain consistent aerosol drug delivery treatments, for example, by way of a breath measuring mechanism that monitors the patient's breathing pattern during the administration of the dose and a controller configured to vary the power level at which the power source during the administration of the dose based on the monitored breathing pattern. | 01-29-2009 |
| 20090044803 | Anaesthesia machine simulator - An anaesthesia simulator includes a sealed container, a gas input device that introduces gases into the sealed container whereto it is connected, a gas output and return device wherefrom gases exit the sealed container whereto it is connected, and a pressure generator connected to the sealed container which exerts pressure inside the sealed container. | 02-19-2009 |
| 20090044804 | Method and devices for administration of therapeutic gases - Methods for administering medical gases are disclosed including providing the medical gas in compressed gas cartridges containing an amount of the medical gas preferably corresponding substantially to a unit dose of the medical gas and providing a patient with means to access the medical gas from the gas cartridge upon need therefor. Apparatus for administering medical gases is also disclosed including a housing, a cassette associated with the housing containing at least one compressed gas cartridge preferably containing at least an amount of the medical gas substantially as required for a single dose and a patient supply interface to provide the medical gas to the patient. | 02-19-2009 |
| 20090050148 | INHALATION ANAESTHESIA DELIVERY SYSTEM AND METHOD - An inhalation anaesthesia delivery system and method, whereby the system comprises a fresh gas feeding arrangement connected to a breathing circuit, a monitor device, a control device and an interface unit. The fresh gas feeding arrangement and the ventilator are configured to deliver a desired concentration of gas to the breathing circuit, the desired concentration being set by using the interface unit. The monitor device is configured to monitor gas concentrations in the breathing circuit by analysing gases flowing in the breathing circuit, and the control device is configured to control the fresh gas feeding arrangement on the basis of the data received from the monitor device to keep the desired breathing gas concentration. The monitor device is configured to monitor expired inorganic gas concentration by comparing the measured expired breathing gas concentration with the set target value and changing the fresh gas delivery accordingly to meet the target value. | 02-26-2009 |
| 20090071475 | Method and devices for administration of therapeutic gases - Methods for administering medical gases are disclosed including providing the medical gas in compressed gas cartridges containing an amount of the medical gas preferably corresponding substantially to a unit dose of the medical gas and providing a patient with means to access the medical gas from the gas cartridge upon need therefor. Apparatus for administering medical gases is also disclosed including a housing, a cassette associated with the housing containing at least one compressed gas cartridge preferably containing at least an amount of the medical gas substantially as required for a single dose and a patient supply interface to provide the medical gas to the patient. | 03-19-2009 |
| 20090090359 | Respiratory Anaesthesia Apparatus with Device for Measuring the Xenon Concentration - Apparatus for respiratory anaesthesia of a patient by administration of a gas containing gaseous xenon, with a main gas circuit which is open or closed and has an inhalation branch and an exhalation branch, means for supply of gaseous xenon to the inhalation branch of the main circuit, and means for determining the xenon concentration. The means for determining the xenon concentration comprise at least one hot-wire sensor having at least one electrically conducting wire in direct contact with the gaseous flow containing the xenon, calculating means that cooperate with the hot-wire sensor(s) in order to determine the xenon concentration (Xe %) in the flow, means for generating an electrical current in order to generate a current in at least one hot wire, and means for voltage measurement that can measure at least one voltage value at the terminal of at least one hot wire or at least one resistance arranged in series with at least one hot wire. The calculating means cooperate with the voltage measurement means in such a way as to determine the xenon concentration (Xe %). | 04-09-2009 |
| 20090095292 | INGESTA ADMINISTRATION DEVICE - Provided is an ingesta administration device ( | 04-16-2009 |
| 20090120435 | METHOD AND APPARATUS TO ATTAIN AND MAINTAIN TARGET END TIDAL GAS CONCENTRATIONS - In a first aspect, the invention relates to an apparatus for inducing or maintaining a target end tidal concentration of a gas in a subject comprising a breathing circuit, a source of gas flow into the circuit, means for controlling the rate of the source of gas flow into the circuit and means for controlling the concentration of gases in the source gas flow independently from each other. In another aspect, the invention relates to a method of preparing an apparatus for inducing or maintaining a target end tidal concentration of a gas X in a subject comprising selecting a rate of a source gas flow into a breathing circuit, selecting the concentration of at least one constituent gas of a component gas making up the source gas to a level corresponding to the end tidal concentration of the gas X, whereby the apparatus is adapted to administer a source gas having a first gas composition | 05-14-2009 |
| 20090145432 | MEDICAMENT DELIVERY ASSEMBLY - The present invention relates to a medicament delivery assembly that has a mouthpiece provided with an air amplifier and a primer source, where the mouthpiece and the air amplifier are each connected to the primer source via an actuatable valve. The air amplifier is also provided with a medicament extraction tube such that when the actuatable valve is opened, the primer source is activated and causes air to flow to the air amplifier. There is also described a method of administering a medicament using such a medicament delivery assembly. | 06-11-2009 |
| 20090159079 | APPARATUS FOR SUPPLYING RESPIRATORY GAS AND A METHOD FOR CONTROLLING THE APPARATUS - An apparatus for supplying a respiratory gas includes a conveyor device for conveying the respiratory gas, a conduit for feeding the respiratory gas conveyed by the conveyor device to a person, and a humidification device for humidifying the respiratory gas. A sensor device is configured to generate a signal indicative of the respiratory gas humidity and a control device is configured to control the humidification device with regard to the signal which is generated by the sensor device. A method of supplying a respiratory gas to a patient, in which the respiratory gas is introduced by means of a conveyor device into the conduit leading to the patient and is humidified, includes operating the conveyor device so that a respiratory gas pressure which is above ambient pressure is provided in the conduit, and adjusting the humidity on the basis of signals indicative of the relative and/or absolute humidity of the respiratory gas generated by the sensor device. | 06-25-2009 |
| 20090165787 | DOSING SAFETY ARRANGEMENT IN A DELIVERY APPARATUS FOR PRESSURIZED MEDICAL LIQUIDS - A delivery apparatus for pressurized medical liquids has a primary reservoir that pressurizes a medical liquid therein to a driving pressure, a second reservoir having an inlet connected to receive pressurized liquid from the primary reservoir via a controllable intermediate valve, and an outlet for discharge of the received medical liquid via a controllable dosing valve. A pressure measuring unit measures the pressure in the secondary reservoir and a control unit controls the intermediate valve and the dosing valve by monitoring the operation of the intermediate valve and the dosing valve dependent on the measured pressure value from the pressure measuring unit. The control unit generates a status signal dependent on predetermined rules for measured pressure changes compared with calculated pressure changes. | 07-02-2009 |
| 20090199854 | METHOD AND SYSTEM FOR ANESTHESIA DELIVERY - A method for delivering an anesthetic agent into a breathing air of a subject. The method for delivering an anesthetic agent into a breathing air of a subject includes feeding a target anesthetic agent concentration, measuring a concentration of the anesthetic agent component in the breathing air, comparing the measured concentration with the fed target anesthetic agent concentration, and choosing one of regulating or not regulating the delivery of the anesthetic agent into the breathing air based on the comparison to achieve the target anesthetic agent concentration. The method for delivering an anesthetic agent into a breathing air of a subject also includes delivering doses of the anesthetic agent into the breathing air, adsorbing the anesthetic agent and releasing the absorbed anesthetic agent into the breathing air. An anesthesia delivery system is also provided. | 08-13-2009 |
| 20090205655 | SYSTEM AND METHOD OF ADMINISTERING A PHARMACEUTICAL GAS TO A PATIENT - A method and system for delivering a pharmaceutical gas to a patient. The method and system provide a known desired quantity of the pharmaceutical gas to the patient independent of the respiratory pattern of the patient. The preferred pharmaceutical gases are CO and NO, both of which are provided as a concentration in a carrier gas. The gas control system determines the delivery of the pharmaceutical gas to the patient to result in the known desired quantity (e.g. in molecules, milligrams or other quantified units) of the pharmaceutical gas being delivered. Upon completion of that known desired quantity of pharmaceutical gas over a plurality of breaths, the system can either terminate any further delivery of the pharmaceutical gas or can activate an alarm to alert the user that the known quantity has been delivered. The system also has alarm functions to alert the user of possible malfunctions of the system. | 08-20-2009 |
| 20090241947 | APPARATUS FOR CONTROLLED AND AUTOMATIC MEDICAL GAS DISPENSING - Apparatus for supplying in a controlled and automatic way boli of nitric oxide (NO) to patients ‘( | 10-01-2009 |
| 20090241948 | HUMIDIFICATION IN BREATHING CIRCUITS - A method for humidifying gas in a ventilator circuit | 10-01-2009 |
| 20090250054 | ANAESTHESIA APPARATUS AND METHOD FOR OPERATING AN ANAESTHESIA APPARATUS - An anaesthesia apparatus has a control unit that controls a gas flow of a flushing gas through at least part of the anaesthesia apparatus so as to flush anaesthetic agent from the apparatus when the apparatus is not connected to a patient. In this way the remaining anaesthetic agent can be removed from the anaesthesia apparatus after use before connecting another patient. Pre-use check of the apparatus can be performed automatically. | 10-08-2009 |
| 20090250055 | DEVICE FOR RESPIRATING PATIENTS - A device is provided for increasing humidity for respirating patients, especially for a respiration humidifier or an anesthesia reflector. The device includes a gas channel for passing through breathing air, a control and/or regulating device, a temperature sensor and a dew sensor for measuring the humidity present in the breathing air by electromagnetic radiation with a generating device and with a detection device for electromagnetic radiation. The humidity of the breathing air is determined at a low cost and in a reliable manner and condensation is avoided in the respiration system without any additional effort for sterilization. Humidity in the breathing air is determined by the a dew sensor by the change in the reflection of the electromagnetic radiation as a function of dew formation at a condensation-fogged and condensation-free boundary surface between breathing air and a medium having an optical density higher than that of breathing air. | 10-08-2009 |
| 20090288659 | APPARATUS, SYSTEM AND METHOD FOR ADMINISTERING AN ANESTHETIC AGENT FOR A SUBJECT BREATHING - An apparatus for administering an anesthetic agent for a subject breathing. The apparatus includes a liquid reservoir for an anesthetic agent and an anesthetic agent dosing unit in fluid connection with the liquid reservoir and which anesthetic agent dosing unit is connectable to an airway tube for delivering breathing gases to a subject, said dosing unit including a first member to produce anesthetic agent droplets having a diameter less than 100 μm. | 11-26-2009 |
| 20090293872 | ANESTHETIC BREATHING APPARATUS AND INTERNAL CONTROL METHOD FOR SAID APPARATUS - An anesthetic breathing apparatus has a breathing circuit having an inspiratory gas output port and an expiratory gas input port, and a control unit that sets the anesthetic breathing apparatus selectively in a first mode of operation to provide inspiratory gas, fresh gas and/or breathing gas recirculated in said breathing circuit, via said inspiratory gas output port, enable recirculation into said breathing circuit and/or evacuation via the expiratory input port for manual or mechanical ventilation by said anesthetic breathing apparatus. The control unit is also able to set the anesthetic breathing apparatus selectively in a second mode of operation to provide a flow of fresh gas via a fresh gas output port to an external breathing system connected thereto, disable recirculation and/or evacuation via the expiratory input port. An exhaust of the breathing circuit is connected to a gas input port of the anesthetic breathing apparatus for gas scavenging via said anesthetic breathing apparatus. | 12-03-2009 |
| 20090314290 | DRUG DELIVERY IN ASSOCIATION WITH MEDICAL OR SURGICAL PROCEDURES - Disclosed is drug delivery for facilitating medical and/or procedures that are performed without “general anesthesia,” which is also described in the specification as the state of patient “unconsciousness” resulting from a drug administered by an anesthetist or anesthesiologist. Mixtures of sedative and analgesic drugs are adapted for safe and effective administration by devices to provide and maintain drug infusions that do not push the patient into unconsciousness and/or general anesthesia. Drug delivery devices are also disclosed that include the use of stored parameters and/or values that correlate to drug mixture delivery during a procedure, and a patient health monitor to measure and send signals regarding a patient health condition to a processor. | 12-24-2009 |
| 20090320836 | Method For Regulating Treatment Based On A Medical Device Under Closed-Loop Physiologic Control - Embodiments of the present disclosure are directed to a system and method for automated medical treatment. Specifically, the disclosure is directed to a first controller capable of monitoring a physiological parameter of a patient and supplying the patient with a delivery parameter based at least in part on the physiological parameter to control the physiological parameter. Further, present embodiments include a second controller capable of determining a therapeutic procedure to be performed on the patient based at least in part on analysis of the delivery parameter, and automatically initiating an alert indicative of the therapeutic procedure and/or automatically performing the therapeutic procedure. | 12-31-2009 |
| 20100000527 | INHALER - A user inhales medicine ejected from the medicine ejecting section of an inhaler into the air flow duct of an air flow duct forming member through a hole. As the air flow duct forming member is taken off from the inhaler body, the medicine ejecting section is covered by a cap for protection. As the air flow duct forming member is fitted to the inhaler body, the cap is opened and a sensor recognizes the open state of the cap so that the air flow duct forming member is prohibited from being fitted to and taken off from the inhaler body by a claw that is secured to the air flow duct forming member. In this way, the medicine ejecting section is prevented from being damaged when the air flow duct is fitted to and taken away from the inhaler. | 01-07-2010 |
| 20100012117 | Methods and Apparatus for the Administration of CO - The present invention relates to a method and apparatus for the administration of carbon monoxide (CO) to a patient. It allows the safe and effective use of carbon monoxide as a medicament. | 01-21-2010 |
| 20100024814 | INHALER - An inhaler includes a medicine cartridge having at least an ejection head and a first electrical connection section for supplying the ejection head with electric power necessary for ejecting medicine, an inhaler body having a medicine cartridge mounting section and an inhalation piece. The inhaler is so constructed that an electric circuit for supplying the ejection head with electric power necessary for ejecting medicine by way of the first electrical connection section is made operable by mounting and rigidly securing the inhalation piece onto the inhaler body. The inhaler can be operated by a user with ease and the ejection head is reliably electrically energized only when the inhaler is operated. | 02-04-2010 |
| 20100043790 | NEBULISER VALVE - The nebuliser has a driving gas pathway through a nebulising section and the gas pathway includes a pneumatic control valve operable between an open configuration in which gas is able to flow from a supply inlet through the nebulising section to create an aerosol and to an airway with outlet for onward delivery and a closed configuration in which gas flow to the outlet is stopped. With the nebuliser drugs in an aerosol form can be delivered to a patient during the inhalation phase only and earlier in the inhalation cycle than can be achieved using conventional pneumatically activated nebulisers. | 02-25-2010 |
| 20100043791 | HUMIDIFIER WITH INTERNAL HEATING ELEMENT AND HEATER PLATE - A respiratory humidifier chamber for use with a breathing assistance apparatus is described. The chamber comprises a water-tight vessel having an inlet for receiving gases from the breathing assistance apparatus, and an outlet through which heated humidified gases exit the vessel for delivery to a patient. The chamber has a partition which divides the chamber into upstream and downstream sub-chambers. The sub-chambers are separated by the partition except for an aperture which passes through the partition and allows gaseous communication between the sub-chambers. The downstream sub-chamber includes a heater base which heats a volume of water contained within it The aperture is located above the volume of water. The upstream sub-chamber contains an internal heater which heats gases passing through it from the inlet to the aperture. At least part of the internal heater is located immediately adjacent the aperture. | 02-25-2010 |
| 20100078020 | Method, device, and system to control PH in pulmonary tissue of a subject - Methods, devices, and systems are provided which include an aerosol generator and a pharmaceutical composition including a membrane selective for a charged ion configured to achieve a selected pH of a pulmonary tissue in a subject. The methods, devices, or systems which include the membrane may be configured to alter selectivity for the charged ion in response to a sensed condition in the pulmonary tissue. | 04-01-2010 |
| 20100089394 | INHALER AND DRIVING METHOD FOR SAME - The present invention provides an inhaler capable of measuring lung function, feeding back the measurements, and administering medicine suitable for a lung condition in a single use. The inhaler | 04-15-2010 |
| 20100101571 | ANESTHESIA SYSTEM AND METHOD - An anesthesia system is disclosed herein. The anesthesia system includes a sensor configured to measure an anesthetic agent concentration, and a processor connected to the sensor. The processor is configured to generate an exponential agent model based on the measured anesthetic agent concentration. The exponential agent model represents a plurality of future anesthetic agent concentrations. | 04-29-2010 |
| 20100154793 | MEDICINE EJECTION DEVICE - This medicine ejection device is directed at uniformizing an amount of a medicine inhaled by a user through a mouthpiece: and ejects a predetermined constant amount of the medicine by measuring a remaining amount of the medicine in a reservoir | 06-24-2010 |
| 20100163033 | Methods and systems for presenting an inhalation experience - Methods, computer program products, and systems are described that include accepting an indication of at least one health-related condition and presenting an indication of at least one artificial sensory experience and an indication of at least one inhalation therapy at least partially based on the accepting at least one indication of a health-related condition. | 07-01-2010 |
| 20100163034 | Methods and systems for presenting an inhalation experience - Methods, computer program products, and systems are described that include detecting in an exhalant at least one indication of bioactive agent use by an individual and altering at least one artificial sensory experience at least partly based on the at least one indication of bioactive agent use by an individual. | 07-01-2010 |
| 20100163035 | Methods and systems for presenting an inhalation experience - Methods, computer program products, and systems are described that include accepting at least one indication of use of an inhalation device configured to dispense a bioactive agent to an individual and presenting at Least one artificial sensory experience to monitor at Least one side effect of the bioactive agent on the individual. | 07-01-2010 |
| 20100163036 | Methods and systems for presenting an inhalation experience - Methods, computer program products, and systems are described that include measuring at least one effect of an inhalation device-dispensed bioactive agent and artificial sensory experience on an individual and modifying at least one of the inhalation device-dispensed bioactive agent or the artificial sensory experience at least partially based on the at least one effect. | 07-01-2010 |
| 20100163037 | Methods and systems for presenting an inhalation experience - Methods, computer program products, and systems are described that include measuring at least one effect of an inhalation device-dispensed bioactive agent and artificial sensory experience on an individual and modifying at least one of the inhalation device-dispensed bioactive agent or the artificial sensory experience at least partially based on the at least one effect. | 07-01-2010 |
| 20100163038 | Methods and systems for presenting an inhalation experience - Methods, computer program products, and systems are described that include accepting an indication of a schedule for administration of an inhalation device-dispensed bioactive agent to an individual and presenting an indication of an artificial sensory experience at least partly based on the accepting an indication of the schedule for administration of the inhalation device-dispensed bioactive agent to the individual. | 07-01-2010 |
| 20100163039 | Method for administering an inhalable compound - A method may include dispensing a dose of an inhalable compound according to a dosing instruction set; and maintaining a hands-free article for dispensing the inhalable compound in an operable dispensing position. | 07-01-2010 |
| 20100163040 | Method for administering an inhalable compound - A method may include dispensing a dose of an inhalable compound according to a dosing instruction set; and maintaining a hands-free article for dispensing the inhalable compound in an operable dispensing position. | 07-01-2010 |
| 20100175695 | AUXILIARY GAS MIXING IN AN ANESTHESIA SYSTEM - An anesthesia system includes a main output and an auxiliary output. The main output and the auxiliary output are configured to operate independently of each other. The main output may provide a first mixture of gases and an anesthetic agent to a patient. The auxiliary output may provide a second mixture of gases to the patient. A user may selectively mix oxygen and at least one other gas such that the second mixture of gases is provided to the auxiliary output at a desired flow rate and such that the second mixture of gases includes a desired oxygen percentage level. The second mixture of gases provided through the auxiliary output is prevented from flowing back into the anesthesia system to reduce or prevent contamination of the gases provided through the main output. | 07-15-2010 |
| 20100180892 | Volume Flow Controller - A volume flow controller ( | 07-22-2010 |
| 20100192947 | ANESTHETIC DELIVERY SYSTEM AND METHODS OF USE - This invention relates to systems and methods of delivering anesthetic to a subject. Specifically, the invention relates to systems and methods of delivering an anesthetic to a subject while being able to regulate and recover the ensethetic gas from the air upon expiration. | 08-05-2010 |
| 20100206307 | MEDICINE EJECTION DEVICE AND CONTROLLING METHOD THEREOF - The invention provides a medicine ejection device which provides stable ejection even when a reservoir with high sealability is used and can eject an appropriate amount of medicine. A medicine ejection portion | 08-19-2010 |
| 20100212666 | System for Controlling Administration of Anaesthesia - A system for controlling administration of a respiratory depressant drug or mixture of drugs to a spontaneously breathing patient comprises a drug delivery unit ( | 08-26-2010 |
| 20100224188 | System and Method for Guidance of Anesthesia, Analgesia and Amnesia - A system and method includes administering interventional agents to Patient until Patient attains a predetermined plane of anesthesia; amplifying and digitizing brain waves of Patient before and after administering step to generate first set of digital data; amplifying and digitizing brain waves of Patient during a medical procedure to generate second set of digital data; computing separate trajectories for at least two different indices of an anesthetic state of Patient during the medical procedure using a comparison of first and second sets (the indices including Depth Index (DI)—a depth of anesthesia, Memory Index (MI)—an ability to form and store memories, and Pain Index (PI)—sensitivity to pain); and determining an amount of at least one of the interventional agents to be delivered to Patient as a function of the trajectories, the interventional agents include anesthetic, analgesic and/or amnesic agents corresponding to DI, MI and/or PI trajectories. | 09-09-2010 |
| 20100258117 | Anaesthesia Breathing System - The invention relates to a device for recycling xenon in an anaesthesia breathing system comprising a retaining filter adapted to adsorb and desorb xenon and a first conduit connected to the retaining filter for passing a first breathing gas mixture coming from a patient and containing xenon in a first flow direction through the retaining filter, wherein at least part of the xenon remains in the retaining filter. Furthermore, the device comprises a second conduit connected to the retaining filter for passing a second breathing gas mixture in a second flow direction through the retaining filter, wherein at least part of the xenon left in the retaining filter is taken up and carried along by the second breathing gas mixture, and a supply conduit connected to the first conduit for conveying a xenon-containing anaesthetic agent into the first conduit. The invention further relates to an anaesthesia breathing system comprising the aforementioned device as well as a method for recycling xenon in an anaesthesia breathing system. | 10-14-2010 |
| 20100263666 | TEST SUBSTANCE ADMINISTRATION SYSTEM FOR ANIMAL EXPERIMENT | 10-21-2010 |
| 20100275916 | MEDICINE EJECTION APPARATUS AND CONTROL METHOD THEREOF - A medicine ejection apparatus which ejects a medicine for medicating a user comprises; a medicine ejecting unit which has an element that generates energy for ejecting the medicine, a drive control unit which controls a drive start and a drive stop of the element, and an ejection amount determining unit which determines a total amount of a medicine that is ejected from the medicine ejecting unit after the element performs a drive stop, the drive control unit enabling the element to perform driving so as to eject an amount of medicine calculated from difference between the set ejection amount and the total amount of medicine when the total amount of medicine determined by the ejection amount determining unit does not reach the set ejection amount. | 11-04-2010 |
| 20100294278 | ROTARY CASSETTE SYSTEM FOR DRY POWDER INHALER - The present disclosure provides an inhaler having a vibration element for aerosolizing medicament contained in a blister pack, wherein a plurality of individual blister packs are arranged in a rotary cassette that fits within a housing, and wherein the individual blister packs are dragged up into a clamping position between the vibration element and a piercing element. The motion of the blister pack is controlled by a rotary disk within the housing which further coordinates the movement of the piercing and vibrating elements for the piercing and deaggregation, respectively, of the individual blister packs. | 11-25-2010 |
| 20100300438 | METHOD AND SEDATION DELIVERY SYSTEM INCLUDING A PUMP ASSEMBLY AND A CO-FORMULATION OF FIRST AND SECOND DRUGS - A drug delivery system includes drug containers, a pump assembly, a sensor, and a controller. The drug containers each contain a different predetermined drug co-formulation of predetermined first and second drugs, wherein the first drug has a sedative effect. The sensor is adapted to sense a variable associated with the drug containers and output a different drug co-formulation identification signal associated with each of the drug containers based on the sensed variable. The controller is programmed to identify the drug co-formulation for the drug container operatively connected to the pump assembly from the associated identification signal and to control the pump assembly to deliver the drug co-formulation of the one drug container to the patient during a medical procedure according to a corresponding drug delivery algorithm which is different for each of the drug containers. A method is also disclosed which uses the drug delivery system. | 12-02-2010 |
| 20100313885 | METHOD OF USING A SPOOL VALVE ASSEMBLY FOR DELIVERY OF A GASEOUS DRUG - A method for delivering a dose of a gaseous drug to a patient with a respiratory disorder including powering a control circuit via a power supply, determining a normal resting breath rate for the patient via the control circuit, determining a current breath rate for the patient via the control circuit, comparing the current breath rate to the normal resting breath rate; determining a dose of the gaseous drug for the patient based on the comparison, positioning a spool valve within a spool valve assembly; and delivering the determined dose through the low flow valve, the high flow valve, and/or a combination of the low flow valve and the high flow valve, and the continuous flow valve based on the position of a spool valve. The control circuit may control a low flow valve, a high flow valve, and a continuous flow valve. | 12-16-2010 |
| 20110000488 | REGULATION OF DELIVERY OF MULTIPLE ANESTHETIC AGENTS TO A PATIENT FROM AN ANESTHETIC BREATHING APPARATUS - In a method and system of regulating multiple anesthetic agents in a breathing circuit of an anesthetic breathing apparatus is disclosed, a primary anesthetic agent added to the breathing circuit is regulated to a set desired value of the amount of the primary anesthetic agent, and a secondary anesthetic agent in the breathing circuit is regulated to an amount of said secondary anesthetic agent that it is equal to or less than a defined threshold level, e.g. of the concentration, of the secondary anesthetic agent. | 01-06-2011 |
| 20110005522 | DEVICE FOR PROVIDING A BREATHING GAS - The invention relates to a device for providing a breathing gas, in particular to a device for conditioning a breathing gas for stimulating weight reduction of a breathing creature. The invention provides a device for providing a breathing gas, comprising gas supply means and gas conditioning means. The device provides a breathing creature with a breathing gas which is conditioned by adding particles comprising a frozen fluid to the breathing gas. When the breathing creature inhales the breathing gas, his body comes into contact with the gas and the particles comprising the frozen fluid. The breathing gas and the particles will be warmed by the body of the creature, preferably to a temperature at which the frozen fluid starts to melt. The warming of the particles and the breathing gas by the body of the breathing creature requires energy, and therefore stimulates the metabolism of a breathing creature, promoting fat burning and inducing weight reduction. | 01-13-2011 |
| 20110011399 | Analyte Monitoring Device and Methods of Use - An analyte monitor includes a sensor, a sensor control unit, and a display unit. The sensor has, for example, a substrate, a recessed channel formed in the substrate, and conductive material disposed in the recessed channel to form a working electrode. The sensor control unit typically has a housing adapted for placement on skin and is adapted to receive a portion of an electrochemical sensor. The sensor control unit also includes two or more conductive contacts disposed on the housing and configured for coupling to two or more contact pads on the sensor. A transmitter is disposed in the housing and coupled to the plurality of conductive contacts for transmitting data obtained using the sensor. The display unit has a receiver for receiving data transmitted by the transmitter of the sensor control unit and a display coupled to the receiver for displaying an indication of a level of an analyte. The analyte monitor may also be part of a drug delivery system to alter the level of the analyte based on the data obtained using the sensor. | 01-20-2011 |
| 20110017211 | ANESTHETIC BREATHING APPARATUS HAVING IMPROVED MONITORING OF ANESTHETIC AGENT - In an embodiment an anesthetic breathing apparatus is disclosed comprising a first gas analyzer ( | 01-27-2011 |
| 20110041847 | PATIENT VENTILATION SYSTEM WITH A GAS IDENTIFICATION UNIT (As Amended) - A patient ventilation system has a flow regulating and gas mixing assembly for providing oxygen to a first gas inlet and at least a second gas to a second gas inlet. The first and second gas inlets are connected to an inspiratory channel for conveying a delivered gas mixture including the oxygen and the at least second gas to a proximal tubing. The proximal tubing in turn is connected to an expiratory channel and connectable to a patient. The patient ventilation system further has a gas identification unit with which the at least second gas can be identified. The gas identification unit is arranged to measure actively a first value which is dependent on the characteristics of the at least second gas and attempt to identify the at least second gas based on said first value. The flow regulating and gas mixing assembly changes, at least temporarily, the concentration of the at least second gas in the delivered gas mixture if the gas identification attempt fails. The gas identification unit is further arranged to, subsequent to such a change in concentration, actively measure a second value which is dependent on the characteristics, and identify the at least second gas based on the second value alone or in combination with the first value. | 02-24-2011 |
| 20110041848 | OXYGEN CONTROL IN BREATHING APPARATUS - The invention is directed to an oxygen sensor arrangement | 02-24-2011 |
| 20110056491 | Electronic Anesthesia Delivery Apparatus - An electronic anesthesia delivery apparatus for mixing a carrier gas and first and second anesthetic agents comprises a chassis having an electronic vaporizer, the vaporizer having a first anesthetic chamber and a second anesthetic chamber retaining the first anesthetic agent and the second anesthetic agent, a carrier gas input port in flow communication with the first anesthetic chamber and the second anesthetic chamber, a precision orifice and an electronic control valve corresponding to each of the chambers being downstream of the gas input port, each of the chambers having a conduit in flow communication with the carrier gas input port, each of the conduits extending into each of the chambers below an upper level of anesthetic agent, wherein the carrier gas passes through a porous diffuser near an end of the conduit and bubbles through the anesthetic agent, the chamber further comprising an anesthetic gas outlet port, an electronic touchscreen display for controlling carrier gas flow rate to the first anesthetic chamber and the second anesthetic chamber, the electronic touchscreen display further allowing control of concentrations of the anesthetic agent in an anesthesia to a patient by intermittently opening and closing of the electronic control valve, a circuit board having an input/output portion, the circuit board in electronic communication with the electronic touchscreen display, the input/output portion receiving temperature of the anesthetic agent, the electronic anesthesia delivery apparatus allowing use of a first anesthetic agent while a second anesthetic agent is one of either replaced or substituted in the second chamber. | 03-10-2011 |
| 20110088693 | HUMIDIFICATION APPARATUS HAVING RFID TAG SENSOR AT PATIENT END OF GAS PATHWAY - A breathing circuit for delivering heated, humidified gases to a patient for medical purposes is described, comprising a humidifier chamber holding a quantity of water, a blower unit that delivers a pressurised gases stream to the chamber inlet, and a control system that adjusts output parameters of the breathing circuit, the circuit including a heater plate which heats the water in the chamber so that gases flowing through the chamber become heated and humidified, the circuit also including a gases transportation pathway and patient interface to convey heated humidified gases to a patient, the gases transportation pathway including an RFID tag located at the patient end which senses a parameter of the gases passing through the pathway, the control system including an RFID interrogator interrogating and receiving data relating to the sensed parameter from the RFID tag in real time, and adjusting the output parameters of the breathing circuit accordingly. | 04-21-2011 |
| 20110094508 | Nitrous Oxide Anesthetic Administration System - The present invention is a method and system for administering nitrous oxide. The system includes a fluid control system for controlling the flow of nitrous oxide and oxygen to the patient. A nitrous oxide and oxygen supply, vacuum source, a breather bag, and a nasal delivery interface system are fluidly connected to the fluid control system and a patient. The fluid control system also includes a safety scavenge system including a mass airflow sensor, master controller, nitrous oxide valve, and alarm. The mass airflow sensor reads the scavenging vacuum pressure which it communicates to the master controller. Depending upon the scavenging vacuum pressure, the master controller can activate an alarm or shut off the flow of nitrous oxide. In operation, the present invention provides a system for administering anesthesia/analgesia gas which prevents excessively high volumes of exhaled nitrous oxide in the operatory environment through monitoring of the scavenge vacuum pressure. | 04-28-2011 |
| 20110120462 | CONTROL OF HUMIDIFIER CHAMBER TEMPERATURE FOR ACCURATE HUMIDITY CONTROL - A breathing assistance system for delivering a stream of heated, humidified gases to a user, comprising a humidifier unit which holds and heats a volume of water, and which in use receives a flow of gases from a gases source via an inlet port, the flow of gases passing through the humidifier and exiting via an exit port, the system further having a temperature sensor which measures the temperature of the gases exiting the humidifier unit, an ambient temperature sensor which measures the temperature of gases before they enter the humidifier unit, and a flow sensor which measures the flow rate of the gases stream, the system also having a controller which receives data from the temperature and flow sensors, and which determines a control output in response, the control output adjusting the power to the humidifier unit to achieve a desired output at the humidifier unit exit port. | 05-26-2011 |
| 20110155131 | Medical Vaporizer and Method of Control of a Medical Vaporizer - An anesthetic vaporizer and a method of control thereof includes measuring a composition of the carrier gas with a first sensor and measuring a composition of a combined gas with a second sensor, and using these values with a controller to operate a flow valve for the regulation of the flow of an anesthetic agent into the combined gas. | 06-30-2011 |
| 20110162645 | System and Method for Guidance of Anesthesia, Analgesia and Amnesia - Described is a method and system which includes a first set of digital data generated by amplifying and digitizing brain waves of a patient before and after administration of initial doses of interventional agents to the patient and a second set of digital data generated by amplifying and digitizing brain waves of the patient during a medical procedure. In addition, the system includes a microprocessor computing separate trajectories for at least two different indices of an anesthetic state of the patient during the medical procedure as a function of a comparison of the first and second sets of digital data, the indices including a Depth Index (DI), a Memory Index (MI) and Pain Index (PI), the DI corresponding to a depth of anesthesia of the patient, the PI corresponding to a sensitivity of the patient to pain and the MI corresponding to an ability of the patient to form and store memories. The system also includes a display outputting the trajectories for the at least two different indices of anesthetic state of the patient to a user for consideration in formulating subsequent dosages of the interventional agents to be administered to the patient. | 07-07-2011 |
| 20110162646 | PROCESS FOR TRANSIENT AND STEADY STATE DELIVERY OF BIOLOGICAL AGENTS TO THE LUNG VIA BREATHABLE LIQUIDS - The present invention includes a transient method of delivering a biological agent in a breathable liquid to a lung of a patient. The present invention includes a steady state method of delivering a biological agent in a breathable liquid to a lung of a patient. The steps of both the transient delivery method and the steady state delivery method can be controlled by a servo-control unit. A supplementary biological agent delivery step can be performed in both the transient method of delivering a biological agent and the steady state method of delivering a biological agent. | 07-07-2011 |
| 20110162647 | POWER MANAGEMENT IN RESPIRATORY TREATMENT APPARATUS - A respiratory treatment apparatus provides respiratory treatment with improved power management control to permit more efficient power consumption and power supply units, such as battery powered operation. In one embodiment, power management prioritizes the flow generator ( | 07-07-2011 |
| 20110168177 | Anesthesia Simulator and Controller for Closed-Loop Anesthesia - Methods, systems, and software are disclosed for simulating and controlling anesthesia delivery and for implementing automatic closed-loop anesthesia with an inhaled anesthetic agent. The methods involve using a physiological simulation to forward calculate the effects of an inhaled anesthetic agent, and searching for gas administration characteristics, such as fresh gas flow rates and anesthetic concentrations or partial pressures, that will achieve a desired physiological anesthetic concentration or effect with minimal use of anesthetic agent and minimal fresh gas flow rate. | 07-14-2011 |
| 20110186046 | Vaporizer Filler Lock and Method of Filling a Vaporizer - A vaporizer filling system includes a filler assembly, a sump, and a valve. The valve controls fluid communication into the sump. A retaining device retains the valve in an open position. A delay is connected to the retaining device. The delay controls the operation of the retaining device in order to retain the valve in the open position until the delay detects a release condition. The delay then controls the retaining device to release the valve. A method of filling a vaporizer includes engaging a bottle of liquid anesthetic agent with a filler assembly. The bottle and the filler assembly are moved from a first position to a second position. The bottle and filling assembly are locked in the second position with a retaining device. Then the retaining device is released and the bottle and filler assembly are returned to the first position. | 08-04-2011 |
| 20110192398 | OBSTETRIC ANALGESIA SYSTEM - The present invention relates to systems and methods for providing a short-acting analgesic agent in the management of pain during labor, wherein the system enables efficient, real-time prediction of contractions for the coordinated administration of analgesia such that the peak effectiveness of the analgesic coincides with the intermittent pain of labor. | 08-11-2011 |
| 20110220105 | APPARATUS FOR SUPPLYING RESPIRATORY GAS AND A METHOD FOR CONTROLLING THE APPARATUS - An apparatus for supplying a respiratory gas includes a conveyor device for conveying the respiratory gas, a conduit for feeding the respiratory gas conveyed by the conveyor device to a person, and a humidification device for humidifying the respiratory gas. A sensor device is configured to generate a signal indicative of the respiratory gas humidity and a control device is configured to control the humidification device with regard to the signal which is generated by the sensor device. A method of supplying a respiratory gas to a patient, in which the respiratory gas is introduced by means of a conveyor device into the conduit leading to the patient and is humidified, includes operating the conveyor device so that a respiratory gas pressure which is above ambient pressure is provided in the conduit, and adjusting the humidity on the basis of signals indicative of the relative and/or absolute humidity of the respiratory gas generated by the sensor device. | 09-15-2011 |
| 20110240021 | RESPIRATOR OR ANESTHESIA SYSTEM - A respirator or anesthesia system for respirating a patient ( | 10-06-2011 |
| 20110253139 | INHALER MODULE AND RELATED SYSTEM - Apparatuses and methods for mounting an inhaler module to an inhaler, indicating compliance with a treatment regiment, shaking an inhaler and indicating mixing status, and reminding a user to prime the inhaler. The mounting element can have an elastic body adapted to interchangeably join both an inhaler and an inhaler module. Compliance can be indicated at a glance for a caregiver by providing an indication of the level of asthma medication treatment compliance. An accelerometer can be used to track mixing status of the medication canister and timestamped accelerometer data can be used to provide appropriate reminders to prime the inhaler. | 10-20-2011 |
| 20110259327 | METHODS AND DEVICES FOR SENSING RESPIRATION AND CONTROLLING VENTILATOR FUNCTIONS - Improved methods and devices are described for sensing the respiration pattern of a patient and controlling ventilator functions, particularly for use in an open ventilation system. An apparatus for sensing respiration and synchronizing a ventilator to the respiration of a patient is described. The apparatus may include a plurality of thermal breath sensors. At least one of the plurality of thermal breath sensors may be a heated thermal breath sensor. | 10-27-2011 |
| 20110290250 | APPARATUS AND METHOD OF MONITORING AND RESPONDING TO RESPIRATORY DEPRESSION - The present disclosure involves a system for monitoring patients, and more specifically post-operative patients receiving narcotics, and a novel apparatus for automatically delivering a narcotic-reversing agent, including but not limited to the agent commonly known as naloxone, in response to dangerous respiratory conditions such as respiratory depression or other undesired consequences caused by reaction to narcotic dosage. | 12-01-2011 |
| 20110297149 | Veterinary anesthesia monitoring system - A veterinary anesthesia monitor system useful in establishing, maintaining, and reporting upon the anesthesia gas mixture delivered to or exhaled by a patient. | 12-08-2011 |
| 20110297150 | METHOD AND APPARATUS FOR HUMIDIFICATION OF BREATHABLE GAS WITH PROFILED DELIVERY - A method and apparatus for delivering breathable gas to a user includes a humidifying unit that is controllable to humidify the gas in accordance with a variable humidity profile such that the gas is delivered to the user at variable humidity levels, e.g., during a treatment session. | 12-08-2011 |
| 20110315139 | AUTOMATIC FRESH GAS CONTROL SYSTEM - An anesthesia system is disclosed herein. The anesthesia system includes a pneumatic circuit comprising an inspiratory limb, an expiratory limb, and a sensor. The anesthesia system also includes an anesthesia machine comprising a controller. The controller is operatively connected to the sensor, and is configured to identify a respiratory phase of the patient based on feedback from the sensor. The controller is further configured to regulate the flow rate of a fresh gas in response to the identified respiratory phase. | 12-29-2011 |
| 20120012108 | ARTIFICIAL NOSE AND BREATHING CIRCUIT PROVIDED WITH THE ARTIFICIAL AIRWAY - Provided is an artificial airway and a breathing circuit provided with the artificial airway, including a tubular outer shell; a moisture permeable and water resistant film disposed on an entire circumference of an internal surface of the outer shell, forming a water retention region with the outer shell, and forming an aeration region on an internal surface side thereof; a feed water inlet provided in the outer shell to supply water to the water retention region; and a heater disposed outside the outer shell, heating the water in the water retention region to generate water vapor, and also heating an inspiratory gas flowing in the aeration region, wherein the water supplied from the feed water inlet is retained in the water retention region by the moisture permeable and water resistant film, and only the water vapor generated by the heating of the heater passes through the moisture permeable and water resistant film and flows into the aeration region to heat and humidify the inspiratory gas flowing in the aeration region. | 01-19-2012 |
| 20120031402 | DEVICE, AN AGGREGATE AND A METHOD FOR PROVIDING A GASIFIED ANESTHETIC AGENT - A respiratory anesthetic aggregate devised for coupling to a breathing apparatus has an anesthetic gasifier unit that has a breathing gas input port connected to a first point in an inspiratory patient gas delivery path of a breathing apparatus, and a fresh gas output port connected to a second point in the patient gas delivery path downstream the first point. The inspiratory patient gas delivery path is connected via a mainstream connection between the first and second point. Thereby the anesthetic gasifier unit is connected in a sidestream configuration to the patient gas delivery path for adding the gasified anesthetic agent in a desired concentration to the patient gas delivery path at the second point. The When aggregate is coupled to a breathing apparatus, a substantially volume neutral delivery of anesthetic agent is provided a to the breathing apparatus. | 02-09-2012 |
| 20120037156 | CONTROL OF HUMIDIFIER CHAMBER TEMPERATURE FOR ACCURATE HUMIDITY CONTROL - A breathing assistance system for delivering a stream of heated, humidified gases to a user, comprising a humidifier unit which holds and heats a volume of water, and which in use receives a flow of gases from a gases source via an inlet port, the flow of gases passing through the humidifier and exiting via an exit port, the system further having a temperature sensor which measures the temperature of the gases exiting the humidifier unit, an ambient temperature sensor which measures the temperature of gases before they enter the humidifier unit, and a flow sensor which measures the flow rate of the gases stream, the system also having a controller which receives data from the temperature and flow sensors, and which determines a control output in response, the control output adjusting the power to the humidifier unit to achieve a desired output at the humidifier unit exit port. | 02-16-2012 |
| 20120042875 | System And Method Of Administering A Pharmaceutical Gas To A Patient - Methods and systems for delivering a total quantity of pharmaceutical gas to a patient. The methods and systems provide one of a low amount and high amount of pharmaceutical gas to a patient. The selection of the high amount or low amount may be determined by comparing the amount per unit of time of pharmaceutical gas delivered to the patient over the past number of breaths to the required quantity of pharmaceutical gas per unit of time. Upon completion of delivering the total quantity of pharmaceutical gas to the patient, the system can terminate, continue, activate and alarm, etc. | 02-23-2012 |
| 20120042876 | System And Method Of Administering A Pharmaceutical Gas To A Patient - Methods and systems for delivering a pharmaceutical gas to a patient. The methods and systems provide a known desired quantity of the pharmaceutical gas to the patient independent of the respiratory pattern of the patient over a plurality of breaths every nth breath, where n is greater than or equal to 1. The pharmaceutical gases include CO and NO, both of which are provided as a concentration in a carrier gas. The gas control system determines the delivery of the pharmaceutical gas to the patient to result in the known desired quantity (e.g. in molecules, milligrams or other quantified units) of the pharmaceutical gas being delivered. Upon completion of that known desired quantity of pharmaceutical gas over a plurality of breaths, the system can either terminate, continue, activate and alarm, etc. | 02-23-2012 |
| 20120060835 | ANESTHESIA SYSTEM AND METHOD - An anesthesia system is disclosed herein, The anesthesia system may include a pneumatic circuit comprising an inspiratory limb, an expiratory limb, and an endotracheal tube. The endotracheal tube may be configured to form a pneumatic coupling between a patient, the inspiratory limb and the expiratory limb. The anesthesia system may also include an anesthesia machine connected to the pneumatic circuit. The anesthesia machine may include a controller configured to identify the presence of a leak in the pneumatic coupling. | 03-15-2012 |
| 20120125329 | ANESTHETIC BREATHING APPARATUS HAVING VOLUME REFLECTOR UNIT WITH CONTROLLABLE PENETRATION - An anesthetic breathing apparatus and system, having a patient circle system for re-breathing exhaled gases by a patient volume reflector, a fresh gas delivery line, and a gas sensor unit arranged to measure a gas stream upstream a fresh gas connection and downstream said reflector unit. The gas sensor unit provides a signal for detection of a reflector driving gas (RDG) crossing over the volume reflector during inspiration based on at least one property of the gas stream measured by the gas sensor unit. Appropriate action may be taken based on this measurement, for instance in disclosed methods. | 05-24-2012 |
| 20120132202 | Method and Apparatus For Maintaining and Monitoring Sleep Quality During Drug Delivery - The present invention monitors and interprets physiological signals and spontaneous breathing events to detect the onset of arousal. Once the onset of arousal is determined, the present invention determines adjustments that are needed in the operation of a therapeutic device to avoid or minimize arousals. In one embodiment, the present invention includes one or more sensors which detect a patient's physiological parameters, a controller which monitors and determines the onset of arousal based on the physiological variables received from the sensor, and a therapeutic treatment device which is controlled by the controller. The sensor can be a combination of one or more devices which are able to monitor a physiological parameter that is used by the present invention to determine the onset of arousal or the onset of a sleep disorder. The sensors can be integrated into one unit or may operate independent of the others. | 05-31-2012 |
| 20120152244 | VAPORIZER HEATING ASSEMBLY AND METHOD OF REGULATING A TEMPERATURE WITHIN THE VAPORIZER HEATING ASSEMBLY - A method of regulating a temperature within a vaporizer heating assembly includes providing a vaporizer heating assembly that includes a vapor inhalation device shaped to contain a vapor and deliver the vapor to a user's mouth without expelling the vapor into the atmosphere, an airflow chamber mechanically coupled to the vapor inhalation device, a heating chamber disposed within the airflow chamber, a fan in fluid communication with an air passageway defined by an interior surface of the airflow chamber and an exterior surface of the heating chamber, a temperature probe disposed proximate, but not in direct physical contact with the airflow chamber, and a temperature controller thermally coupled to the temperature probe and communicatively coupled to the heating chamber, the temperature controller operable to control a temperature output of the heating chamber in response to temperature information received from the temperature probe. The method further includes the steps of sensing a temperature of an area surrounding a portion of the airflow chamber with the temperature probe, communicating the sensed temperature of the area surrounding a portion of the airflow chamber to the temperature controller, operating the fan to direct air into a proximal end of the airflow chamber, sensing with the temperature probe a change in the temperature of the area surrounding the portion of the airflow chamber, and communicating the sensed temperature change to the temperature controller. | 06-21-2012 |
| 20120167880 | HUMIFIDIER WITH WIRELESS TEMPERATURE SENSING - A respiration humidifier having a base unit and a chamber constructed to hold liquid. A sensor is connected to the chamber and configured to sense a condition within the chamber. A radiation signal transmitter is carried by the chamber and associated with the sensor. The transmitter wirelessly sends a radiation signal indicative of the sensed condition. The humidifier includes a radiation signal receiver carried by the base unit for receiving the signal. The humidifier includes a control unit that controls the condition based on the radiation signal received by the radiation signal receiver. Another aspect provides a breathing system using the humidifier. The breathing system includes a gas flow generator that generates a flow of gas to a user circuit coupled to the gas flow generator and adapted to communicate the flow of gas to a user. | 07-05-2012 |
| 20120227737 | ANALYTE SENSOR AND METHOD OF USING THE SAME - An analyte sensor and systems for determining analyte levels in a user's body. The analyte sensor and systems are adapted to be used with single dose medication devices and include a communication system to transmit the communications from the analyte sensor to the user to notify the user of an estimated amount of fluid to deliver to the user's body. More particularly, these apparatuses and methods for use are for providing convenient monitoring of blood glucose levels in determining the appropriate amount of insulin to deliver. | 09-13-2012 |
| 20120240928 | Medical Vaporizer and Method of Monitoring of a Medical Vaporizer - The present application includes an independent and redundant measurement of anesthetic concentration, based on acoustic time-of-flight measurements, added to an anesthetic vaporizer. The redundant anesthetic concentration measurement is used to make the vaporizer inherently safe by design and monitor true vaporizer empty. Further, using an acoustic wave splitting technique and the time-of-flight measurements, the flows at the vaporizer inlet and outlet are computed. The flow measurements are used to monitor carrier gas loss, anesthetic consumption, and anesthetic delivery time remaining and provide such information to the vaporizer operator. | 09-27-2012 |
| 20120266879 | System And Method Of Administering A Pharmaceutical Gas To A Patient - Described are methods and systems for delivering pharmaceutical gas to a patient. The methods and systems utilize a high flow valve and a low flow valve in parallel flow paths. The pharmaceutical gas may be provided as a pulse during the first half of the patient's inspiratory cycle. | 10-25-2012 |
| 20120272958 | DEVICE AND METHOD FOR CONTROLLING RESPIRATION DURING SLEEP - A device for controlling respiration during sleep, the device comprising:
| 11-01-2012 |
| 20120285450 | DEVICE AND METHOD FOR USE WITH AN ANESTHESIA MACHINE FOR AUTOMATICALLY IDENTIFYING PATIENT INFORMATION - A device for use with an anesthesia machine for automatically identifying patient information, the device comprising an identification card configured to store patient information and to be associated with a patient, a transmitting module configured to transmit the patient information to the identification card, and an identifying module in communicative connection with a control unit of the anesthesia machine, the identifying module being configured to identify the identification card and to provide the patient information stored in the identification card to the anesthesia machine. | 11-15-2012 |
| 20120298105 | APPARATUS AND METHODS FOR DELIVERY OF THERAPEUTIC AGENTS TO MUCOUS OR SEROUS MEMBRANE - A method, apparatus, and system are provided for mucous membrane therapy. The method includes receiving at least one body signal from a patient; detecting a condition of the patient based on the body signal; and administering the therapy to at least one of a mucous membrane or a serous membrane of the patient. A medical device system configured to implement the method is provided. A computer-readable storage device for storing instructions that, when executed by a processor, perform the method is also provided. | 11-29-2012 |
| 20120304990 | CANNABIS DRUG DELIVERY AND MONITORING SYSTEM - This invention relates to a new technology that enables administration of | 12-06-2012 |
| 20120312302 | BREATHING APPARATUS WITH MONITORED DELIVERY DEVICE - A breathing apparatus has a first delivery device for adding a volume of a substance to a gas flow, the delivery device having a gas inlet and a gas outlet. A unit monitors a presence of the substance in a gas downstream the delivery device using a first sensor unit at the gas outlet that provides a first measurement value based on an acoustic property of a gas in a first conduit. A second sensor unit at the gas inlet provides a second measurement value based on an acoustic property of a gas present in the second conduit. A control unit determines the presence of the substance based on the first measurement value or based on a comparison of the first measurement value and the second measurement value. | 12-13-2012 |
| 20120318264 | ANESTHESIA VAPORIZER SYSTEM - An anesthetic vaporizer system is disclosed herein. The anesthetic vaporizer system may include a sump adapted to retain an anesthetic agent. The anesthetic vaporizer system may also include a level sensor disposed at least partially within the sump. The level sensor is configured to generate an optical beam, and to estimate the amount of anesthetic agent within the sump based on a measured characteristic of the optical beam. | 12-20-2012 |
| 20120325207 | METHOD FOR DETERMINING PARTIAL PRESSURE OF A GASEOUS CONSTITUENT AND REGULATOR OF BREATHING MASK FOR AIRCRAFT OCCUPANT - A method for determining a characteristic such as partial pressure or percentage of a gaseous constituent in a first gas mixture flow ( | 12-27-2012 |
| 20130074840 | Nitrous Oxide Anesthetic Administration System - The present invention is a method and system for administering nitrous oxide. The system includes a fluid control system for controlling the flow of nitrous oxide and oxygen to the patient. A nitrous oxide and oxygen supply, vacuum source, a breather bag, and a nasal delivery interface system are fluidly connected to the fluid control system and a patient. The fluid control system also includes a safety scavenge system including a mass airflow sensor, master controller, nitrous oxide valve, and alarm. The mass airflow sensor reads the scavenging vacuum pressure which it communicates to the master controller. Depending upon the scavenging vacuum pressure, the master controller can activate an alarm or shut off the flow of nitrous oxide. In operation, the present invention provides a system for administering anesthesia/analgesia gas which prevents excessively high volumes of exhaled nitrous oxide in the operatory environment through monitoring of the scavenge vacuum pressure. | 03-28-2013 |
| 20130081618 | HUMIDIFYING GAS FOR RESPIRATORY THERAPY - A system for providing humidification to gas to be provided to a patient to support breathing including: a humidification component configured for adding water vapor to the gas; and a humidification component controller coupled with the humidification component and configured for receiving humidification target value information, the humidification component controller including: a humidification target value determiner configured for determining, based on received humidification target value information, a humidification target value of at least two possible humidification target values, the humidification target value identifying a humidification level setting corresponding to the patient. | 04-04-2013 |
| 20130081619 | BREATHING ASSISTANCE APPARATUS - A humidifier and humidity sensor is disclosed for use with a breathing assistance apparatus. The humidity sensor preferably includes means to sense absolute humidity, relative humidity and/or temperature at both the patient end and humidifier end. The humidifier may also include provision to both control independently the humidity and temperature of the gases. Further, a chamber manifold is disclosed to facilitate easy connection of the humidifier to various outlets, inlets and sensors. A heated conduit is described which provides a more effective temperature profile along its length. | 04-04-2013 |
| 20130087144 | CANNABIS DRUG DELIVERY AND MONITORING SYSTEM - This invention relates to a new technology that enables administration of | 04-11-2013 |
| 20130087145 | METHOD AND DEVICE FOR SUPPLYING AT LEAST ONE MEDICAL GAS TO A PATIENT RECEIVING ARTIFICIAL RESPIRATION WITH THE AID OF A VENTILATOR - A device and method for administering at least one medical gas (NO) to a patient mechanically ventilated by means of a ventilator. The ventilator produces a constant respiratory gas flow (O | 04-11-2013 |
| 20130092159 | METHOD AND DEVICE FOR SUPPLYING AT LEAST ONE MEDICAL GAS TO A PATIENT RECEIVING ARTIFICIAL RESPIRATION WITH THE AID OF A VENTILATOR - A device and method for administering at least one medical gas (NO) to a patient mechanically ventilated by means of a ventilator. The ventilator produces a constant respiratory gas flow (O | 04-18-2013 |
| 20130098361 | Method and Device for Supplying at Least One Medical Gas to a Patient Receiving Artificial Respiration with the Aid of a Ventilator - A device and method for administering at least one medical gas (NO) to a patient mechanically ventilated by means of a ventilator. The ventilator produces a respiratory gas flow (O | 04-25-2013 |
| 20130104885 | Method and Device for Supplying at Least One Medical Gas to a Patient Receiving Artificial Respiration with the Aid of an Anesthesia Machine | 05-02-2013 |
| 20130104886 | WATER OUT ALARM | 05-02-2013 |
| 20130112198 | DEVICE AND PROCESS FOR PROVIDING MOISTENED BREATHING GAS - A respiration moistener ( | 05-09-2013 |
| 20130118489 | RESPIRATOR - An breathing or anesthesia apparatus and a process for operating a breathing or anesthesia apparatus are provided in which only a very low energy consumption occurs outside of the operating times. The breathing or anesthesia apparatus ( | 05-16-2013 |
| 20130133651 | APPARATUS FOR SUPPLYING GASES TO A PATIENT - An apparatus for the supply of humidified gases to a patient is disclosed that comprises a gases supply passage downstream of a humidified gases supply, and upstream of a patient in use, where at least one sensor is embedded in or located on the outside of the wall of the passage. In preferred forms the wall of the passage divides the sensor(s) from a flow of gases in the passage. In use, a controller receives an output of the sensor(s) and derives from the output of the sensor(s) an estimation of a property of gases flowing through the passage or provides a control output to the humidified gases supply according to the output of the sensor(s). | 05-30-2013 |
| 20130174841 | HUMIDIFIED GASES DELIVERY APPARATUS AND METHODS FOR CONTROLLING SAME - The invention relates to a method of determining water level in a humidifier chamber that is part of a humidified gases delivery apparatus and system. The method comprising the steps of delivering power to a heater plate, varying the power delivered to the heater plate, measuring the rate of change of temperature and determining the level of water based on the heating characteristics of the volume of water within the chamber, in particular determining the level of water within the chamber based on the rate of change of temperature and the supplied power. | 07-11-2013 |
| 20130174842 | THERAPEUTIC VAPORIZER - A therapeutic vaporizer is disclosed having two or more housing portions configured to form an inner cavity. The housing portions are movable between an open and closed position, such that at least a portion of the inner cavity is enclosed when the housing portions are in the closed position. The vaporizer includes at least one accessory-receiving element configured to receive at least one accessory within the inner cavity when the housing portions are in the closed position. | 07-11-2013 |
| 20130186396 | System and Method of Administering a Pharmaceutical Gas to a Patient - Described are methods and systems for delivering a pharmaceutical gas to a patient. The methods and systems provide varying quantities of pharmaceutical gas delivered to the patient in two or more breaths based on the monitored respiratory rate or changes in the patient's respiratory rate. | 07-25-2013 |
| 20130186397 | VENTILATOR RESPIRATORY VARIABLE-SIZED GAS ACCUMULATOR - This disclosure describes systems and methods for ventilating a patient with a system that includes an accumulator for storing a gas mixture. The disclosure further describes a novel approach for a fast delivery of a change in gas mixture to a patient by utilizing a variable-sized accumulator. | 07-25-2013 |
| 20130220319 | Portable Medical Gas Delivery System - An apparatus for producing gas for use in medical applications. The apparatus includes a compressed gas unit having at least one container of compressed gas and a solenoid valve. An adjustable pressure regulator communicably connected to the gas container, separate and distinct from the solenoid valve, is adjusted to control the pressure of the gas provided from the container to the solenoid valve. An electrical power source is connected to the solenoid valve. A pressure activated electronic switch connected to the power source is responsive to a selected amount of voluntary fingertip, pressure for opening the solenoid valve to transmit the gas therethrough to a conduit, which further transmits the gas to a destination for use or storage. | 08-29-2013 |
| 20130263850 | Breathing Apparatus Detection and Purging - Described are methods for safer nitric oxide delivery, as well as apparatuses for performing these methods. The methods may include detecting the presence or absence of a nasal cannula, and stopping the delivery of nitric oxide or providing an alert if the cannula is disconnected. The methods may also include purging the nasal cannula if it is reconnected after a disconnection or if it is replaced by a new cannula. Other methods pertain to automatic purging of the delivery conduit if the elapsed time between successive deliveries of therapeutic gas exceeds a predetermined period of time. | 10-10-2013 |
| 20130263851 | SYSTEM AND METHOD FOR ADMINISTERING HUMIDIFIED GAS TO A VENTILATED PATIENT - Provided are systems for humidifying gas delivered to a patient. A humidifier unit ( | 10-10-2013 |
| 20130269694 | INHALER CONTROLLED BY MOBILE DEVICE - An apparatus for providing nebulized medicant to a user is disclosed. The apparatus may include an air intake for drawing an air flow into the inhalation device. The apparatus may also include a medicant reservoir for receiving liquid medicant. The apparatus may further include a nebulizer for nebulizing the liquid medicant into the air flow. The apparatus may additionally include a mouthpiece for delivering the air flow with nebulized medicant to the user. The apparatus may furthermore include a communication interface configured to receive at least a first signal from a mobile device causing activation of the nebulizer. | 10-17-2013 |
| 20130276782 | ANESTHETIC VAPORIZER FOR A BREATHING APPARATUS AND METHOD FOR OPERATION THEREOF TO VAPORIZE A LIQUID ANESTHETIC AGENT - In an anesthesia vaporizer for vaporizing an anesthetic agent liquid and a method of vaporizing an anesthetic agent liquid in an vaporizer, an evaporation unit evaporates the anesthetic agent, a delivery unit intermittently adds a volume of said liquid to the evaporation unit in order to evaporate at least a portion of the volume of the liquid from the evaporation unit. A heat energy storage unit includes a phase change material (PCM) and is thermally coupled to at least a portion of the evaporation unit. The PCM has a phase shift temperature that is higher than the evaporation temperature of the anesthetic agent. The PCM in the heat energy storage unit is preferably at least partly liquid at an operative temperature of the vaporizer. | 10-24-2013 |
| 20130284169 | HUMIDIFIER - A humidifier includes a heating element including a porous structure of electrically resistive and thermally conductive material configured to substantially vaporise liquid that is passed through the porous structure. The porous structure has a liquid inlet and a vapour outlet. The humidifier further includes an outer housing surrounding at least a portion of the porous structure for containing the liquid and vapour within the porous structure. The porous structure includes a first electrical connector and a second electrical connector, the first and second connectors being configured for receiving electrical power and applying a voltage across the porous structure to generate heat. | 10-31-2013 |
| 20130291864 | DIRECTIONAL FLOW SENSOR INHALER - An fluid sensor to activate and control various components of an inhalation device. The fluid sensor includes an acoustic element, such as a microphone, positioned within said inhalation device to detect fluid within the device and output signals representative of the frequency, direction and/or amplitude of the fluid. These signals control and activate an electrostatic plate and/or a high frequency vibrator. | 11-07-2013 |
| 20130298908 | LOW COST CPAP FLOW GENERATOR AND HUMIDIFIER ASSEMBLY - A method for controlling a humidifier of a CPAP device including a controller, the method including controlling a heating element in the humidifier with command signals from the controller, sensing a temperature of a fluid in the humidifier with a sensor in the humidifier that transmits signals to the controller, establishing an acceptable operating range for the signal transmitted to the controller, determining whether the transmitted signal is within the acceptable operating range, if the signal is within the acceptable operating range treating the signal as being indicative of the temperature of the fluid in the humidifier and using the signal to control the heating element, and if the signal is outside of the acceptable operating range, the controller determines the humidifier to be unavailable. | 11-14-2013 |
| 20130298909 | System And Method Of Administering A Pharmaceutical Gas To A Patient - A method and system for delivering a pharmaceutical gas to a patient. The method and system provide a known desired quantity of the pharmaceutical gas to the patient independent of the respiratory pattern of the patient. The preferred pharmaceutical gases are CO and NO, both of which are provided as a concentration in a carrier gas. The gas control system determines the delivery of the pharmaceutical gas to the patient to result in the known desired quantity (e.g. in molecules, milligrams or other quantified units) of the pharmaceutical gas being delivered. Upon completion of that known desired quantity of pharmaceutical gas over a plurality of breaths, the system can either terminate any further delivery of the pharmaceutical gas or can activate an alarm to alert the user that the known quantity has been delivered. The system also has alarm functions to alert the user of possible malfunctions of the system. | 11-14-2013 |
| 20130306068 | System And Method Of Administering A Pharmaceutical Gas To A Patient - A method and system for delivering a pharmaceutical gas to a patient. The method and system provide a known desired quantity of the pharmaceutical gas to the patient independent of the respiratory pattern of the patient. The preferred pharmaceutical gases are CO and NO, both of which are provided as a concentration in a carrier gas. The gas control system determines the delivery of the pharmaceutical gas to the patient to result in the known desired quantity (e.g. in molecules, milligrams or other quantified units) of the pharmaceutical gas being delivered. Upon completion of that known desired quantity of pharmaceutical gas over a plurality of breaths, the system can either terminate any further delivery of the pharmaceutical gas or can activate an alarm to alert the user that the known quantity has been delivered. The system also has alarm functions to alert the user of possible malfunctions of the system. | 11-21-2013 |
| 20130312746 | Oscillating Positive Expiratory Pressure Device - An oscillating positive expiratory pressure apparatus having a housing defining a chamber, a chamber inlet, a chamber outlet, a deformable restrictor member positioned in an exhalation flow path between the chamber inlet and the chamber outlet, and an oscillation member disposed within the chamber. The deformable restrictor member and the oscillation member are moveable between an engaged position, where the oscillation member is in contact with the deformable restrictor member and an disengaged position, where the oscillation member is not in contact with the deformable restrictor member. The deformable restrictor member and the oscillation member move from the engaged position to the disengaged position in response to a first exhalation pressure at the chamber inlet, and move from the disengaged position to an engaged position in response to a second exhalation pressure at the chamber inlet. | 11-28-2013 |
| 20130327329 | METHOD AND ARRANGEMENT FOR GENERATING A GAS STREAM COMPRISING NITRIC OXIDE - The invention relates to the field of nitric oxide generation. The present invention particularly relates to a method for generating a stream of gas, the gas comprising oxygen and nitric oxide. According to the invention, an intermittent stream of oxygen comprising gas having at least one gap is provided, in which gap a defined pulse of nitric oxide comprising gas is provided. The pulse of nitric oxide comprising gas is embedded in a first pulse of inert gas being provided before the pulse of nitric oxide comprising gas and a second pulse of inert gas being provided after the pulse of nitric oxide comprising gas, the first pulse of inert gas and the second pulse of inert gas being provided in the gap of the intermittent stream of oxygen comprising gas. The method according to the invention reduces the danger of toxic compounds to be formed in the generated gas stream and furthermore provides a method being usable for therapeutic applications independent from the breathing cycle of a patient. | 12-12-2013 |
| 20130340753 | Gas Blender for Blending at Least Two Different Gases, Method for Blending at Least Two Different Gases and Medical Device - The present invention pertains to a gas blender for blending at least two different gases, the gas blender comprising a first gas control valve ( | 12-26-2013 |
| 20140000599 | SYSTEM AND METHOD OF REMOTELY MONITORING AND/OR MANAGING THE TREATMENT OF A PLURALITY OF SUBJECTS WITH AEROSOLIZED MEDICAMENT | 01-02-2014 |
| 20140000600 | HUMIDIFIER WITH LIQUID INGRESS PROTECTION | 01-02-2014 |
| 20140007872 | DEVICE AND METHOD FOR TEMPERING AND HUMIDIFYING GAS, ESPECIALLY RESPIRATORY AIR - A device and a process for the heating and humidification of gas, especially respiratory gas. Fluid from a fluid reservoir is supplied to a sprinkling type chamber where, for the purpose of humidification, it is moved through the gas. The point is that the fluid is heated by a temperature controlled heater to a preset temperature. In addition to the description of the device, a description of the process underlying the operation of the device is described. | 01-09-2014 |
| 20140041658 | Medicant Delivery System - An improved medicant delivery system | 02-13-2014 |
| 20140048063 | Gas Delivery Device And System - A gas delivery system including a gas delivery device, a control module and a gas delivery mechanism is described. An exemplary gas delivery device includes a valve assembly with a valve and circuit including a memory, a processor and a transceiver in communication with the memory. The memory may include gas data such as gas identification, gas expiration and gas concentration. The transceiver on the circuit of the valve assembly may send wireless optical line-of-sight signals to communicate the gas data to a control module. Exemplary gas delivery mechanisms include a ventilator and a breathing circuit. Methods of administering gas are also described. | 02-20-2014 |
| 20140048064 | Gas Delivery Device And System - A gas delivery system including a gas delivery device, a control module and a gas delivery mechanism is described. An exemplary gas delivery device includes a valve assembly with a valve and circuit including a memory, a processor and a transceiver in communication with the memory. The memory may include gas data such as gas identification, gas expiration and gas concentration. The transceiver on the circuit of the valve assembly may send wireless optical line-of-sight signals to communicate the gas data to a control module. Exemplary gas delivery mechanisms include a ventilator and a breathing circuit. Methods of administering gas are also described. | 02-20-2014 |
| 20140053835 | GAS DISPENSER WITH DIFFUSING NOSEPIECE - Described here are hand-held, low flow devices for dispensing a therapeutic gas. The devices may be configured to include a gas control assembly for delivering a defined volume of gas at a controlled pressure and flow rate. A nosepiece may be included in the device that is formed of a porous material capable of filtering the dispensed gas, and also diffusing the flow of gas as it travels through the nosepiece and into the nasal cavity. The nosepiece may be configured so that there is substantially no restriction of flow therethrough. Methods for treating various medical conditions and delivering therapeutic gases to the nasal mucosa using hand-held, low flow gas dispenser devices are also described. | 02-27-2014 |
| 20140053836 | Nitric Oxide Delivery Device - A nitric oxide delivery device including a valve assembly, a control module and a gas delivery mechanism is described. An exemplary gas delivery device includes a valve assembly with a valve and circuit including a memory, a processor and a transceiver in communication with the memory. The memory may include gas data such as gas identification, gas expiration and gas concentration. The transceiver on the circuit of the valve assembly may send wireless optical line-of-sight signals to communicate the gas data to a control module. Exemplary gas delivery mechanisms include a ventilator and a breathing circuit. Methods of administering gases containing nitric oxide are also described. | 02-27-2014 |
| 20140053837 | GAS DELIVERY METHOD AND APPARATUS - An apparatus, method and system for delivering CO | 02-27-2014 |
| 20140060533 | METHODS AND SYSTEM FOR HUMIDIFIER CONTROL USING ENTHALPY-BASED CALCULATION - A respiratory humidification system that controls the humidity of the outlet gases using an enthalpy based calculation is disclosed herein. The respiratory humidification system includes a controller that can receive data from one or more of an enthalpy sensor, a flow sensor and a temperature sensor. The controller can also receive information relating to the outlet gas enthalpy, which can be calculated from the desired output temperature and humidity. A level of power to be provided to the heating system to achieve the desired output temperature and humidity can be calculated using data from the enthalpy sensor, flow sensor, and temperature sensor, as well as the calculated outlet gas enthalpy. | 03-06-2014 |
| 20140083420 | INHALATION ANESTHETIC VAPORIZER - A vaporizer includes a thermally conductive anesthetic container and a temperature sensor positioned in the container and in the liquid anesthetic. A breathing-gas delivery tube has a delivery end positioned in the liquid anesthetic at least about 5 mm beneath the top surface of the liquid anesthetic. A heater is positioned outside the container. Control circuitry is configured to receive signals from the temperature sensor and is connected to the heater in order to cause the heater to maintain the temperature of the anesthetic above a predetermined temperature. A method of vaporizing inhalation anesthetic is also provided. | 03-27-2014 |
| 20140116433 | SURGICAL HUMIDIFIER CONTROL - Some embodiments provide for humidifier control systems and methods configured to adjust power to a heater plate in a surgical humidifier to account for changes in flow rate to provide a consistent output, to provide functionality for different modes of use, and to provide accurate control over temperature and/or humidity at relatively low flows. The humidifier control system can receive a flow rate reading and determine a power requirement corresponding to the received flow rate reading, wherein the power requirement is one of a plurality of set points which correspond to ranges of flow rates. The humidifier control system can determine a mode of use based at least in part on the flow rate reading. The humidifier control system can provide electrical power to the heater plate according to the power requirement and/or the mode of use. | 05-01-2014 |
| 20140130799 | Gas Regulator with Integrated Sensors - A gas regulator is described. The gas regulator includes a gas inlet having an attachment mechanism for attaching to a gas container, a gas outlet in fluid communication with the gas inlet and further in fluid communication with a gas delivery system, a pressure regulator, a pressure sensor and a NFC sensor. A method of entering at least one information item relating to a gas source to a gas delivery system control unit. The method includes the steps of providing a gas source having a NFC tag that includes at least one information item stored in a memory of the NFC tag, attaching a regulator that includes a NFC sensor, wherein the NFC sensor is positioned to read the NFC tag when attached to the gas source, reading the at least one information item via the NFC sensor, and transmitting the at least one information item read by the NFC sensor to a gas delivery system control unit. | 05-15-2014 |
| 20140144438 | METHODS AND APPARATUS FOR IONIZATION THERAPY - Devices and systems provide methods of controlling breathable gas generation such as for a respiratory treatment and/or for controlling ionization of the gas. In an example, a controller of a respiratory treatment apparatus controls generation of a supply of ionized air. The apparatus may include a flow generator to generate a flow of pressurized breathable gas. The flow generator may be adapted for connection with a respiratory interface. The apparatus may also include an ionizer to ionize the flow of gas. The controller may be coupled with the ionizer and the flow generator and be configured to control the ionizer to programmatically change levels of ionization of the gas. Such ionized gas treatments may be suitable for helping users to sleep or improving respiratory oxygen absorption, and may be for patients with, for example, sleep disordered breathing or chronic obstructive pulmonary disease. | 05-29-2014 |
| 20140144439 | DOSIMETRIC THERAPEUTIC GAS DELIVERY SYSTEM FOR RAPID DOSE MONITORING AND CONTROL - The disclosure describes a technique for monitoring patient utilization of inhaled Nitric Oxide as well as waste exhaust of Nitric Oxide in gases exhaled from patient lungs. By monitoring the real dose provided to a patient, actual compliance with therapeutic target doses may be monitored to improve patient safety and therapeutic benefit from inhaled Nitric Oxide. Simultaneously, unnecessary waste of inhaled Nitric Oxide may be avoided thereby increasing the cost effectiveness of Nitric Oxide therapy. The minimization of Nitric Oxide waste has the further benefit of reducing environmental Nitric Oxide and Nitrogen Dioxide levels in e.g. a NICU environment thereby mitigating medical personnel's Nitric Oxide and Nitrogen Dioxide exposure. | 05-29-2014 |
| 20140144440 | DOSIMETRIC THERAPEUTIC GAS DELIVERY METHOD WITH FEED BACK CONTROL FOR RAPID DOSIMETRY ADJUSTMENT AND OPTIMIZATION - The disclosure describes a technique for monitoring patient utilization of inhaled Nitric Oxide as well as waste exhaust of Nitric Oxide in gases exhaled from patient lungs. By monitoring the real dose provided to a patient, actual compliance with therapeutic target doses may be monitored to improve patient safety and therapeutic benefit from inhaled Nitric Oxide. Simultaneously, unnecessary waste of inhaled Nitric Oxide may be avoided thereby increasing the cost effectiveness of Nitric Oxide therapy. The minimization of Nitric Oxide waste has the further benefit of reducing environmental Nitrogen Dioxide levels in e.g. a NICU environment thereby mitigating medical personnel's Nitrogen Dioxide exposure. | 05-29-2014 |
| 20140144441 | DOSIMETRIC THERAPEUTIC GAS DELIVERY METHOD FOR RAPID DOSIMETRY ADJUSTMENT AND OPTIMIZATION - The disclosure describes a technique for monitoring patient utilization of inhaled Nitric Oxide as well as waste exhaust of Nitric Oxide in gases exhaled from patient lungs. By monitoring the real dose provided to a patient, actual compliance with therapeutic target doses may be monitored to improve patient safety and therapeutic benefit from inhaled Nitric Oxide. Simultaneously, unnecessary waste of inhaled Nitric Oxide may be avoided thereby increasing the cost effectiveness of Nitric Oxide therapy. The minimization of Nitric Oxide waste has the further benefit of reducing environmental Nitrogen Dioxide levels in e.g. a NICU environment thereby mitigating medical personnel's Nitrogen Dioxide exposure. | 05-29-2014 |
| 20140158124 | METHOD AND SYSTEM FOR THE DELIVERY OF CARBON DIOXIDE TO A PATIENT - A method and system for delivering a gas containing carbon dioxide to a patient are described. The method comprises measuring a physiological parameter of breathing stability in the patient; determining an optimal gas delivery parameter based on the physiological parameter of breathing stability; and delivering the gas to the patient in accordance with the optimal gas delivery parameter. | 06-12-2014 |
| 20140158125 | BREATHING ASSISTANCE APPARATUS - The present invention provides a breathing assistance apparatus that has a convenient and effective method of cleaning internal conduits inside the apparatus. The breathing assistance apparatus is preferably a gases supply and humidification device. The cleaning method is a method of disinfection that is automated so minimal training is required to disinfect in particular an internal elbow conduit within the device. It is therefore not necessary to dismantle the gases supply and humidification device, therefore, inadvertent damage to the internal parts of the device is avoided. The present invention also provides a method of disinfecting a heated breathing conduit and a patient interface. | 06-12-2014 |
| 20140166005 | CONTROL OF HUMIDIFIER CHAMBER TEMPERATURE FOR ACCURATE HUMIDITY CONTROL - A breathing assistance system is provided for delivering a stream flow of heated, humidified gases to a user. The system includes a humidifier unit which holds and heats a volume of water, and which in use receives a flow of gases from a gases source via an inlet port. The flow of gases passes through the humidifier and exits via an exit port. The system further includes a temperature sensor which measures the temperature of the gases exiting the humidifier unit, an ambient temperature sensor which measures the temperature of gases before they enter the humidifier unit, and a flow sensor which measures the flow rate of the gases stream. The system also includes a controller which receives data from the temperature and flow sensors, and which determines a control output in response. The control output is configured to adjust the power to the humidifier unit to achieve a desired output at the humidifier unit exit port. | 06-19-2014 |
| 20140166006 | APPARATUS FOR SUPPLYING RESPIRATORY GAS AND A METHOD FOR CONTROLLING THE APPARATUS - An apparatus for supplying a respiratory gas includes a conveyor device for conveying the respiratory gas, a conduit for feeding the respiratory gas conveyed by the conveyor device to a person, and a humidification device for humidifying the respiratory gas. A sensor device is configured to generate a signal indicative of the respiratory gas humidity and a control device is configured to control the humidification device with regard to the signal which is generated by the sensor device. A method of supplying a respiratory gas to a patient, in which the respiratory gas is introduced by means of a conveyor device into the conduit leading to the patient and is humidified, includes operating the conveyor device so that a respiratory gas pressure which is above ambient pressure is provided in the conduit, and adjusting the humidity on the basis of signals indicative of the relative and/or absolute humidity of the respiratory gas generated by the sensor device. | 06-19-2014 |
| 20140216456 | DISPERSION ANAESTHETIC DEVICE - The invention concerns a cartridge for an inhalation device for delivering anaesthetic to a human or animal wherein anaesthetic in said cartridge is dispersed in an anaesthetic control release medium; an inhalation device for use with said cartridge and a formulation comprising at least one selected anaesthetic and anaesthetic control release medium. | 08-07-2014 |
| 20140238393 | Medical Vaporizer and Method of Monitoring of a Medical Vaporizer - The present application includes an independent and redundant measurement of anesthetic concentration, based on acoustic time-of-flight measurements, added to an anesthetic vaporizer. The redundant anesthetic concentration measurement is used to make the vaporizer inherently safe by design and monitor true vaporizer empty. Further, using an acoustic wave splitting technique and the time-of-flight measurements, the flows at the vaporizer inlet and outlet are computed. The flow measurements are used to monitor carrier gas loss, anesthetic consumption, and anesthetic delivery time remaining and provide such information to the vaporizer operator. | 08-28-2014 |
| 20140238394 | Temperature Measuring Device for a Respiratory Humidifier - A temperature-measuring device for a respiratory humidifier ( | 08-28-2014 |
| 20140251330 | Inhalator System and Method - A hand-held, portable inhalator device is disclosed. The device has a mouthpiece with a chamber operatively coupled to a medication inlet and a fluid outlet. A valve is disposed about the fluid outlet and is configured to open when subjected to a first threshold level of positive pressure permitting egress of fluid from the chamber. A trigger is configured to dispense medication from a medication source through the medication inlet and into the chamber after a second threshold level of positive pressure is achieved within the chamber of the mouthpiece and maintained for a threshold period of time. | 09-11-2014 |
| 20140261414 | INHALATION DEVICE, CONTROL METHOD AND COMPUTER PROGRAM - The invention provides an inhalation device using an electrically driven vibratory element for releasing a drug dose into a flow channel, and a controller for activating/deactivating the vibratory element. A sensor arrangement is able to differentiate between inhalation flow and exhalation flow through the flow channel, to assist in forming a model of the breathing pattern of the user. The device can detect reliably inhalation flow patterns from patients of all ages. | 09-18-2014 |
| 20140261415 | Therapeutic Gas Delivery Device With Pulsed And Continuous Flow Control - Described are methods and devices for therapeutic or medical gas delivery that utilize at least one proportional control valve and at least one binary control valve. The proportional control valve may be in series with the binary control valve to provide a valve combination capable of pulsing therapeutic gas at different flow rates, depending on the setting of the proportional control valve. Alternatively, the proportional control valve and binary control valve may be in parallel flow paths. | 09-18-2014 |
| 20140261416 | THERMAL COOLER & DEHUMIDIFIER FOR EXHALATION PATH IN VENTILATOR SYSTEM - A ventilator system ( | 09-18-2014 |
| 20140283828 | Therapeutic Gas Delivery Device With Pulsed And Continuous Flow Control - Described are methods and devices for therapeutic or medical gas delivery that utilize at least one proportional control valve and at least one binary control valve. The proportional control valve may be in series with the binary control valve to provide a valve combination capable of pulsing therapeutic gas at different flow rates, depending on the setting of the proportional control valve. Alternatively, the proportional control valve and binary control valve may be in parallel flow paths. | 09-25-2014 |
| 20140283829 | SYSTEM FOR CONTROLLING DELIVERY OF RESPIRATORY GAS - A respiratory gas delivery system ( | 09-25-2014 |
| 20140305434 | Method And System For Patient-Synchronized Ventilatory Assist With Endotracheal Through-Flow - A ventilatory assist system and method are disclosed. The system comprises a tube for connection to a patient's airway, inspiratory and expiratory tube lumens connected to the tube, an inspiratory air source connected to the inspiration tube lumen, and a controller of air pressure in the expiratory tube lumen. The pressure controller is responsive to a physiological breathing signal representative of patient's inspiratory effort to allow air flow through the expiratory tube lumen during a patient's expiration phase, partially restricting the air flow through the expiratory tube lumen to a so minimum air flow during a patient's inspiration phase. During both respiratory phases, a unidirectional air flow is produced through the inspiratory and expiratory tube lumens to prevent air expired by the patient from being breathed again. The physiological breathing signal allows synchronization of the ventilatory assist with breathing efforts of the patient. | 10-16-2014 |
| 20140311487 | Tube for a Respirator System - A tube for a ventilation system ( | 10-23-2014 |
| 20140318536 | NASAL CANNULA - A gas delivery conduit adapted for fluidly connecting to a respiratory gases delivery system in a high flow therapy system. In one embodiment, a nasal cannula includes a base portion defining a first therapeutic gas passageway, a nozzle disposed adjacent said base portion and defining a second therapeutic gas passageway, the first therapeutic gas passageway being in gaseous communication with the second therapeutic gas passageway and a conduit configured to facilitate sensing that has an inlet side that is independent of and axially spaced apart from an outlet side of the nozzle. The conduit inlet side can extend beyond the nozzle outlet side of the nasal cannula. Additionally, the nasal cannula has a feature that is adapted to prevent one of the conduit and the nozzle from creating a seal with a user's nare and a feature that is adapted to prevent one of the conduit and the nozzle from creating a seal with a user's nare. | 10-30-2014 |
| 20140318537 | Nitric Oxide Delivery Device - A nitric oxide delivery device including a valve assembly, a control module and a gas delivery mechanism is described. An exemplary gas delivery device includes a valve assembly with a valve and circuit including a memory, a processor and a transceiver in communication with the memory. The memory may include gas data such as gas identification, gas expiration and gas concentration. The transceiver on the circuit of the valve assembly may send wireless optical line-of-sight signals to communicate the gas data to a control module. Exemplary gas delivery mechanisms include a ventilator and a breathing circuit. Methods of administering gases containing nitric oxide are also described. | 10-30-2014 |
| 20140326238 | DRUG DISPENSING AND MONITORING SYSTEM FOR A VENTILATOR - An automated drug delivery and monitoring system for use on mechanically ventilated patients in the intensive care unit is presented. Medication in the form of respirable particles is transported through ventilator circuitry by a delivery unit. Multiple medications may be delivered into the gas flow of the ventilator, with each medication delivered in a defined dose for a. frequency and interval as specified by an operator. The particles mixed into the gas flow of the ventilator are inhaled and ingested by the patent's lungs. | 11-06-2014 |
| 20140345614 | METHOD AND APPARATUS FOR HUMIDIFICATION OF BREATHABLE GAS WITH PROFILED DELIVERY - A method and apparatus for delivering breathable gas to a user includes a humidifying unit that is controllable to humidify the gas in accordance with a variable humidity profile such that the gas is delivered to the user at variable humidity levels, e.g., during a treatment session. | 11-27-2014 |
| 20140352693 | ANESTHETIC BREATHING APPARATUS WITH TARGET VALUE CONTROL OF ANESTHETIC AGENT - An anesthetic breathing apparatus has a processing unit, a breathing circuit for providing an inspiratory patient gas mixture of re-breathed gas and/or fresh gas to a patient fluidly connected to the breathing circuit, and a fresh gas supply controllable by the processing unit for supplying a flow of the fresh gas to the breathing circuit in a composition including oxygen and at least one anesthetic agent (AA). A user interface includes a first user input element for receiving operator input for an anesthetic target value including an end expiratory concentration of the AA (EtAA) target value and/or an end expiratory minimum alveolar concentration (EtMAC) target value of an end expiratory MAC value of the patient, and a second user input element for receiving operator input for a desired control profile for the fresh gas supply for obtaining at least the anesthetic target value. The inspiratory patient gas mixture is controlled based on at least the anesthetic target value, the oxygen target value, and the desired control profile. | 12-04-2014 |
| 20140352694 | ELECTRICAL HEATER WITH PARTICULAR APPLICATION TO HUMIDIFICATION AND FLUID WARMING - A humidifier includes a tub configured to contain a supply of water and a heater including a first polymer film having an electrically conductive circuit provided upon a surface. The first polymer film is electrically insulating and the tub is formed of molded resin and the heater is molded at least partially within the resin. A respiratory apparatus for delivering a flow of breathable gas to a patient includes the humidifier. A method of humidifying a flow of pressurized breathable gas includes passing the flow of pressurized breathable gas over a supply of water contained in a tub. The tub is formed of molded resin and a heater including a first polymer film having an electrically conductive circuit on a first surface is molded at least partially within the resin. | 12-04-2014 |
| 20150007817 | SYSTEMS, DEVICES, AND METHODS FOR CHANGING THERAPEUTIC AEROSOL SIZE AND IMPROVING EFFICIENCY OF VENTILATION AND AEROSOL DRUG DELIVERY - A mixer-heater device provides controllable reduction in aerosol droplet size. Additionally, an intermittent delivery mode for administering an aerosol to a patient may take into account patient expiration and reduce aerosol losses without prolonging treatment time. Depositional losses in aerosol delivery systems may be reduced by streamlining the three dimensional geometry of conduits which change stream direction or flow path diameter. Ventilation systems may also benefit from streamlined components, in particular Y-connectors, with resulting advantages such as reduced rebreathed CO | 01-08-2015 |
| 20150020803 | APPARATUS AND METHOD FOR MAINTAINING PATIENT TEMPERATURE DURING A PROCEDURE - The present invention relates to an apparatus and method for maintaining patient temperature during an anaesthetic procedure. Patients, particularly small patients, can lose body temperature when undergoing surgery or other procedures where they are anaesthetised. The process of breathing the cool anaesthetic gas contributes to the temperature loss of the patient. An anaesthetic apparatus of the present invention is arranged to warm the gas being provided for the patient to breathe, to facilitate maintaining body temperature. An inspired limb of an anaesthetic circuit comprises tubing with a heating conductor for heating the inspired gas. | 01-22-2015 |
| 20150020804 | ANALYSIS AND CONTROL OF AEROSOL FLOW - An aerosol generation system has a light source arrangement which provides signals at first and second wavelengths, and the detected light signals are recorded. The detected signals are processed to derive at least a measure of the aerosol particle size. This can be used in combination with the other parameters which are conventionally measured, namely the aerosol density and flow velocity. Thus, optical measurement (possibly in combination with an air flow measurement) can be used to estimate the aerosol output rate as well as the particle size. | 01-22-2015 |
| 20150020805 | BREATHABLE GAS APPARATUS WITH HUMIDIFIER - A flow generator and humidifier construction is described, including a flow generator construction adapted to reduce noise output compared to known flow generators of comparable size. The flow generator includes a chassis forming first and second muffler volumes and a venturi-shaped connection portion, and a metal/polymer composite material blower enclosure which suppresses noise from the blower. The flow generator may be programmed to include a reminder system including a menu from which the user may request a reminder to take specific action, e.g., replace a component, call a physician, and/or enter patient data card, etc. | 01-22-2015 |
| 20150034085 | VIRTUAL RESPIRATORY GAS DELIVERY SYSTEMS AND CIRCUITS - A respiratory gas delivery system monitors gas flow over the course of a breath in real time and uses this parameter to simulate, in whole or part, the function of a reference respiratory gas delivery system, in particular structural features, particularly structural components of parts of the reference system, to overcome a structural limitation of the reference system. | 02-05-2015 |
| 20150034086 | AEROSOL GENERATOR - A sonic aerosol generator is provided that provides a constant concentration of particulate aerosol over a long exposure time to an animal. The concentration of aerosols is maintainable for greater than 30 hours at concentrations of 15 mg/m | 02-05-2015 |
| 20150040900 | VAPORIZER ARRANGEMENT FOR A BREATHING APPARATUS - A vaporizer arrangement for a breathing apparatus serves the double purpose of vaporizer and pressurized supply of vapor-containing gas for direct delivery to a patient. The vaporizer arrangement has at least a first gas inlet channel for conveying a flow of a carrier gas into a vaporization chamber, a vaporizer for vaporizing a liquid into the carrier gas in the vaporization chamber, and a gas outlet channel for conveying a flow of vapor-containing carrier gas out of the vaporization chamber and toward the patient. The vaporizer arrangement further has a gas flow regulator that maintains the carrier gas within the vaporization chamber at an overpressure, and that controls the flow of vapor-containing carrier gas out of the vaporization chamber in a variable manner. | 02-12-2015 |
| 20150047636 | Inhalation Device - The present disclosure relates to an inhalation device for delivering at least one dose of a medicament, comprising a lock-out mechanism to prevent an operation of the inhalation device when a given number of doses has been delivered. | 02-19-2015 |
| 20150059744 | ANESTHETIC DELIVERY SYSTEM - An anesthetic delivery system for use in conjunction with an anesthetic return system for reutilizing anesthetic exhaled by a subject, the system including a measurement system operatively connected to a breathing circuit for continuously measuring at least one flow parameter and anesthetic content of a gas stream reaching the subject and a control system for receiving input from the measurement system and controlling the amount of anesthetic entering the system, the control system including an input device for inputting a setting that corresponds to a desired amount of anesthetic in the gas stream reaching the subject, and utilizing a control algorithm for controlling the amount of anesthetic entering the system based on said desired amount of anesthetic, and flow and anesthetic content parameters as determined by the measurement system, such that the control algorithm is adapted to supplement anesthetic already in gas stream flowing to the subject to attain a level of anesthetic reaching the subject that correspond to the desired amount set via the input device. | 03-05-2015 |
| 20150059745 | RESPIRATORY ASSISTANCE APPARATUS - A respiratory assistance apparatus has a gases inlet configured to receive a supply of gases, a blower unit configured to generate a pressurised gases stream from the supply of gases; a humidification unit configured to heat and humidify the pressurised gases stream; and a gases outlet for the heated and humidified gases stream. A flow path for the gases stream extends through the respiratory device from the gases inlet through the blower unit and humidification unit to the gases outlet. A sensor assembly is provided in the flow path before the humidification unit. The sensor assembly has an ultrasound gas composition sensor system for sensing one or more gas concentrations within the gases stream. | 03-05-2015 |
| 20150068523 | PRESSURE SENSITIVE DEVICE FOR FLOW DETECTION - A pressure sensitive device includes a ring having a central axis, first side and second side. The ring includes a dielectric portion parallel to the central axis and between the first and second sides. A flexible membrane is connected to a periphery of the ring on the first side, the flexible membrane including a conductive portion. A perforated membrane is connected to a periphery of the ring on the second side. The perforated membrane is spaced apart and electrically isolated from the flexible membrane by the ring below a threshold pressure differential across the pressure sensitive device. The perforated membrane includes an opening therethrough and a conductive portion facing and corresponding to the conductive portion of the flexible membrane such that a threshold pressure differential across the pressure sensitive device causes deflection between the conductive portions of the flexible membrane and the perforated membrane to change an electrical property. | 03-12-2015 |
| 20150075525 | Nitrous Oxide Anesthetic Administration System - A system and method for administering nitrous oxide to a patient has a fluid control system that allows a user to monitor and control the supply of gases to a patient. A shutoff valve allows a user to selectively activate the fluid control system. Oxygen flow is adjusted by a flow controlling valve. A differential pressure regulator allows flow of nitrous oxide in response to sufficient oxygen flow. Flow of the nitrous oxide is further controlled by a ratio controlling valve. A display shows the flow of the gases through the fluid control system. A flush valve allows a user to flush the output with oxygen. A flow indicator light may be included. An optional output selector allows the user to direct the flow to one of various output ports. An optional safety scavenge valve prevents operation of the fluid control system when there is insufficient scavenge vacuum pressure. | 03-19-2015 |
| 20150075526 | Systems And Methods Of Administering A Pharmaceutical Gas To A Patient - Methods and systems for delivering a pharmaceutical gas to a patient. The methods and systems provide a known desired quantity of the pharmaceutical gas to the patient independent of the respiratory pattern of the patient over a plurality of breaths every n | 03-19-2015 |
| 20150083126 | Breathing Circuit Humidification System - A breathing circuit humidification system ( | 03-26-2015 |
| 20150090261 | NITRIC OXIDE GENERATOR AND INHALER - Several embodiments of a Nitric Oxide Inhaler that uses an electrical spark to produce Nitric Oxide from Air, optimized to maximize the production of Nitric Oxide and minimize the production of Nitrogen Dioxide through hardware and control system. Further disclosed is a system to control such inhalers | 04-02-2015 |
| 20150101604 | Nitric Oxide Generator and Inhaler - Several embodiments of a Nitric Oxide Inhaler that uses an electrical spark to produce Nitric Oxide from Air, optimized to maximize the production of Nitric Oxide and minimize the production of Nitrogen Dioxide through hardware and control system. Further disclosed is a system to control such inhalers. | 04-16-2015 |
| 20150107587 | ZERO POINT CALIBRATION METHOD AND APPARATUS FOR PRESSURE SENSOR OF ANESTHESIA MACHINE - Disclosed are a zero point calibration method and apparatus for a pressure sensor of an anesthesia machine. The method comprises: performing zero point calibration on an airway pressure sensor of the anesthesia machine ( | 04-23-2015 |
| 20150107588 | RESPIRATORY HUMIDIFIER COMMUNICATION SYSTEMS AND METHODS - A respiratory humidification system includes a humidifier that is capable of electronic communication with one or more other components of the system thereby permitting transfer of data or control signals between the humidifier and other components of the system. In some systems, a flow generator, such as a ventilator, is provided to supply a flow of breathing gas. The humidifier and the flow generator are capable of electronic communication with one another. In some arrangements, an operating mode or parameter of the humidifier to be set or confirmed by the flow generator, either automatically or manually through a user interface of the flow generator. The humidifier can also utilize data provided by the flow generator or other system component, such as an incubator, to set or confirm an operating mode or parameter of the humidifier. In some arrangements, a user interface of the humidifier can display data from another system component, such as a nebulizer or pulse oximeter. | 04-23-2015 |
| 20150128941 | METHOD AND APPARATUS FOR ORAL FLOW THERAPY - A therapy system configured to wash out or flush out the oral and/or nasal cavity to reduce the effective dead space and reduce the work of breathing. The system may displace the expired air in the oral and/or nasal cavity with atmospheric air, or air with altered concentrations, for example, increased humidity, or oxygen levels. A sealed oral interface is provided to the mouth of a patient to supply a volume of pressurized gas. A control system to synchronize the supply of pressurized gas with the patients respiratory cycle. The supply of respiratory gas may be provided during only a portion of the respiratory cycle. | 05-14-2015 |
| 20150128942 | CONTROL OF FLOW AND/OR PRESSURE PROVIDED BY BREATHING APPARATUS - The invention comprises a method of operating a breathing apparatus comprising measuring a baseline breath flow parameter being respiratory rate and/or tidal volume or a parameter derived therefrom, varying the flow rate provided by the breathing apparatus, measuring a current breath flow parameter being respiratory rate and/or tidal volume or a parameter derived therefrom, comparing the baseline and current breath flow parameters, and altering operation of the breathing apparatus based on the comparison. The invention also comprises a breathing apparatus that implements the above method. | 05-14-2015 |
| 20150136129 | PORTABLE HANDHELD BLENDING GAS ENRICHED PRESSURE SUPPORT SYSTEM AND METHOD - The present disclosure pertains to a portable handheld pressure support system configured to deliver a blending gas enriched pressurized flow of breathable gas to the airway of a subject. The pressure support system is configured to treat patients suffering from dyspnea and/or other conditions. The therapy provided to dyspnea patients is configured to be used as needed by a subject to rapidly alleviate shortness of breath. The pressure support system is configured to be small and lightweight so that the subject may carry the system and use the system as needed without requiring a device to be worn on the face. In some embodiments, the system comprises one or more of a pressure generator, a subject interface, a blending gas inlet port, one or more sensors, a valve, one or more processors, a user interface, electronic storage, a portable power source, a housing, a handle, and/or other components. | 05-21-2015 |
| 20150144135 | METHOD FOR CONTROLLING A CAPACITY OF CARBON DIOXIDE REMOVER IN AN ANESTHESIA BREATHING SYSTEM AND ANESTHESIA BREATHING SYSTEM FOR VENTILATING LUNGS OF A SUBJECT - A method for controlling a capacity of a carbon dioxide remover in an anesthesia breathing system is disclosed herein. The method includes determining exhaled breathing gas flow volume of a subject in the breathing system, and determining exhaled gas flow volume removed from the breathing system. The method also includes determining carbon dioxide concentration exhaled, and calculating a data indicative of a volume of carbon dioxide removed by the carbon dioxide remover from a breathing gas flow based on the determined exhaled breathing gas flow volume, the determined exhaled gas flow volume removed from the breathing system and the determined carbon dioxide concentration. The method also includes storing the calculated data indicative of the volume of carbon dioxide removed by the carbon dioxide remover, and comparing the stored calculated data with information indicative of carbon dioxide removing capacity of the carbon dioxide remover. | 05-28-2015 |
| 20150144136 | HYPERTHERMIC HUMIDIFICATION SYSTEM - Apparatus and methods for delivering humidified breathing gas to a patient are provided. The apparatus includes a humidification system configured to deliver humidified breathing gas to a patient. The humidification system includes a vapor transfer unit and a base unit. The vapor transfer unit includes a liquid passage, a breathing gas passage, and a vapor transfer device positioned to transfer vapor to the breathing gas passage from the liquid passage. The base unit includes a base unit that releasably engages the vapor transfer unit to enable reuse of the base unit and selective disposal of the vapor transfer unit. The liquid passage is not coupled to the base unit for liquid flow therebetween when the vapor transfer unit is received by the base unit. | 05-28-2015 |
| 20150297851 | MEDICO-SURGICAL APPARATUS AND METHODS - Apparatus for enabling speech while a tracheostomy tube is in place includes a tracheostomy tube | 10-22-2015 |
| 20150297857 | REGULATION OF DELIVERY OF MULTIPLE ANESTHETIC AGENTS TO A PATIENT FROM AN ANESTHETIC BREATHING APPARATUS - In a method and system of regulating multiple anesthetic agents in a breathing circuit of an anesthetic breathing apparatus is disclosed, a primary anesthetic agent added to the breathing circuit is regulated to a set desired value of the amount of the primary anesthetic agent, and a secondary anesthetic agent in the breathing circuit is regulated to an amount of said secondary anesthetic agent that it is equal to or less than a defined threshold level, e.g. of the concentration, of the secondary anesthetic agent. | 10-22-2015 |
| 20150306322 | Inhalation Device - The present disclosure relates to an inhalation device for delivering at least one dose of a medicament, comprising a lock-out mechanism to prevent an operation of the inhalation device when a given number of doses has been delivered. | 10-29-2015 |
| 20150306335 | HUMIDITY CONTROL LIQUID MAXIMIZATION PRESSURE SUPPORT DEVICE - The present disclosure pertains to a pressure support system configured to provide pressure support therapy to a subject, wherein the pressure support system comprises a humidifier configured to control the humidity of gas provided to the subject during a sleep cycle to ensure an amount of liquid will remain in the humidifier at the conclusion of an estimated usage time. The pressure support system is configured to ensure humidified breathing gas is delivered to a subject during a usage time within a pressure support usage period. During times when the subject's moisture demand is greater than amount of moisture available in the humidifier, the pressure support system may decrease the amount moisture in the breathing gas so humidified therapy is available during the entire time the user is asleep. | 10-29-2015 |
| 20150306339 | SAFETY SYSTEM FOR A BREATHING APPARATUS FOR DELIVERING AN ANESTHETIC AGENT - A safety system for a breathing apparatus for delivery of an anesthetic agent having an anesthetic agent vaporizer having a reservoir for containing a liquid anesthetic agent has a reservoir for containing a liquid medical agent, a port for filling the reservoir with the liquid anesthetic agent, and a sensor device for sensing a filling action of the port. A change of position of a lid covering the port is can be detected, or insertion of a fill vessel into said the port is can be detected. Thus safety of said the equipment is improved by being able to de-pressurize the reservoir before opening a filling valve for communication of the port with the interior of the reservoir. | 10-29-2015 |
| 20150314101 | Systems and Method for Delivery of Therapeutic Gas to Patients, in Need Thereof, Receiving Breathing Gas From a Ventilator That Varies at Least Pressure and/or Flow Using Enhanced Therapeutic Gas (NO) Flow Measurement - The present invention generally relates to systems and methods for delivery of therapeutic gas to patients, in need thereof, receiving breathing gas from a high frequency ventilator using at least enhanced therapeutic gas (e.g., nitric oxide, NO, etc.) flow measurement. At least some of these enhanced therapeutic gas flow measurements can be used to address some surprising phenomenon that may, at times, occur when wild stream blending therapeutic gas into breathing gas a patient receives from a breathing circuit affiliated with a high frequency ventilator. Utilizing at least some of these enhanced therapeutic gas flow measurements the dose of therapeutic gas wild stream blended into breathing gas that the patient receives can at least be more accurate and/or under delivery of therapeutic gas into the breathing gas can be avoided and/or reduced. | 11-05-2015 |
| 20150320951 | Systems And Methods For Intelligent Gas Source Management - Therapy gas delivery systems that provide run-time-to-empty information to a user of the system and methods for administering therapeutic gas to a patient. The therapeutic gas delivery system may include a gas pressure sensor attachable to a therapeutic gas source that communicates therapeutic gas pressure data to a therapeutic gas delivery system controller, a gas temperature sensor positioned to measure gas temperature in the therapeutic gas source that communicates therapeutic gas temperature data to the therapeutic gas delivery system controller, at least one flow controller that communicates therapeutic gas flow rate data to the therapeutic gas delivery system controller, at least one flow sensor that communicates flow rate data to the therapeutic gas delivery system controller, and at least one display that communicates run-time-to-empty to a user of the therapeutic gas delivery system. The therapeutic gas delivery system controller of the system includes a processor that executes an algorithm to calculate the run-time-to-empty from the data received from the gas pressure sensor, temperature sensor, flow controller and flow sensor, and directs the result to the display. | 11-12-2015 |
| 20150320953 | Systems and Methods for Delivery of Therapeutic Gas - Therapy gas delivery systems that provide run-time-to-empty information to a user of the system and methods for administering therapeutic gas to a patient. The therapeutic gas delivery system may include a gas pressure sensor attachable to a therapeutic gas source that communicates therapeutic gas pressure data to a therapeutic gas delivery system controller, a gas temperature sensor positioned to measure gas temperature in the therapeutic gas source that communicates therapeutic gas temperature data to the therapeutic gas delivery system controller, at least one flow controller that communicates therapeutic gas flow rate data to the therapeutic gas delivery system controller, at least one flow sensor that communicates flow rate data to the therapeutic gas delivery system controller, and at least one display that communicates run-time-to-empty to a user of the therapeutic gas delivery system. The therapeutic gas delivery system controller of the system includes a processor that executes an algorithm to calculate the run-time-to-empty from the data received from the gas pressure sensor, temperature sensor, flow controller and flow sensor, and directs the result to the display. | 11-12-2015 |
| 20150321770 | New method to prevent or stop an airplane from being hijacked and to minimize the effect of damage by using remote and wireless real-time monitoring and inhalational general anesthetic gases controlled from the ground (level) - A method to stop hijack of an airplane, installs video monitors, audio monitors and a gas delivery system in passenger cabins, a cockpit and needed places. The gas is inhalational general anesthetic which make people into a deep sleep. During cruise video and audio signals of the video and audio monitors are sent to a ground control center by radio for monitoring. When a hijack is happened and cannot stopped the ground control center issues a gassing order to the gas delivery system or pilots to discharge gas inhalational general anesthetic and the airplane is returned to a near airport by pilots or an auto driving system. | 11-12-2015 |
| 20150328427 | PULSE-WIDTH MODULATION METHOD FOR CONTROLLING OXYGEN CONCENTRATION IN ANESTHETIC MACHINE OR VENTILATOR - A pulse-width modulation method for controlling oxygen concentration in an anesthetic machine or in a ventilator, comprising the following steps: step A, with a predetermined time interval as one pulse interval, a processing unit divides a breathing cycle into multiple consecutive pulse intervals; step B, a data calculation unit calculates the average inspiratory flow in a certain time interval on the basis of inspiratory flows in one cycle that are detected by a detecting unit, and then calculates the average oxygen flow of this stage on the basis of the average inspiratory flow; and, step C, a control unit selects a solenoid valve and controls the opening and closing times thereof on the basis of the average oxygen flow as calculated in the previous step to implement control of the oxygen flow for each interval. | 11-19-2015 |
| 20150335835 | METERING SYSTEM AND METHOD FOR AEROSOL DELIVERY - A method for metering the delivery of a fluid. The apparatus has a variable acoustic source and a microphone, both acoustically coupled to a volume having a fluid region and an air region. The apparatus may also include a processor to determine a volume of the air region based on signals received from the microphone and the variable acoustic source. A fluid valve is coupled to the processor, and is configured to allow an amount of fluid to exit the fluid region associated with the volume of the air region. | 11-26-2015 |
| 20150343167 | SUBJECT INTERFACE APPLIANCE HEATING SYSTEM - Systems and methods for heating a flow of breathable gas during delivery to a subject use a subject interface appliance ( | 12-03-2015 |
| 20160001021 | DIRECTIONAL FLOW SENSOR INHALER - An fluid sensor to activate and control various components of an inhalation device. The fluid sensor includes an acoustic element, such as a microphone, positioned within said inhalation device to detect fluid within the device and output signals representative of the frequency, direction and/or amplitude of the fluid. These signals control and activate an electrostatic plate and/or a high frequency vibrator. | 01-07-2016 |
| 20160001023 | ELECTRONIC FLOW MONITOR, CONTROL METHOD AND ANESTHESIA MACHINE - An electronic flow monitor, a control method and an anesthesia machine. The electronic flow controller can comprise a control module, an oxygen gas branch for delivering oxygen gas, an equilibrium gas branch for delivering equilibrium gas, and a gas mixing branch for mixing the oxygen gas and the equilibrium gas. The control module can meter an oxygen gas flow and an equilibrium gas flow through flow sensors. A first flow controller can be disposed in the oxygen gas branch, and a second flow controller can be disposed in the equilibrium gas branch. The first flow controller may be used to regulate the gas flow in the oxygen gas branch between zero and a maximum value and the second flow controller may be used to regulate the gas flow in the equilibrium gas branch between zero and a maximum value. | 01-07-2016 |
| 20160015927 | RAINOUT PROTECTION FOR RESPIRATORY THERAPY INCLUDING HUMIDIFICATION - A system for providing respiratory therapy to a subject using a subject interface ( | 01-21-2016 |
| 20160022932 | Method to Deliver Medication - A method to deliver medication. The apparatus has an acoustic volume sensor that acoustically excites a reference volume and variable-volume chamber with an acoustic source and measures the acoustic response with microphones acoustically coupled to the reference and the variable-volume chamber. A disposable drug cassette is coupled to the acoustic volume sensor and includes a drug reservoir and valve. The method includes receiving a volume signal and inputs from a user input or a second sensor and controlling the valve based on these inputs. | 01-28-2016 |
| 20160030690 | A RESPIRATORY ASSISTANCE DEVICE AND A METHOD OF CONTROLLING SAID DEVICE - A method of controlling a flow rate of gases supplied to a patient by a respiratory assistance device includes controlling the supply gases flow rate so as to deliver gases to the patient according to a predetermined gases pressure/flow rate profile for at least a portion of the breathing cycle. A profile may be achieved that provides the patient with a particular benefit or therapy. | 02-04-2016 |
| 20160045683 | SYSTEMS, METHODS, AND DEVICES TO INCENTIVIZE INHALER USE - The present disclosure relates to systems, methods, and devices that may be used to incentivize inhaler use. | 02-18-2016 |
| 20160067443 | HUMIDITY CONTROLLER - A breathing assistance apparatus adapted to deliver humidified gases at a desired level of humidity to a patient including a humidifier and a heated conduit is disclosed. The humidifier includes a controller which controls the humidifier, or the humidifier and the heated conduit to deliver the gases to the patient at the required humidity or temperature, without the requirement for sensors in the gases stream. The controller uses information already available to the controller, without the requirement for additional information to be provided by sensors in the gases stream. This means the need for sensors in the gases stream is dispensed with. A significant benefit is achieved as sensors are not required in the conduit and thus the apparatus is simple and less bulky. | 03-10-2016 |
| 20160089510 | DEVICE FOR CONTROLLING WATER LEVEL - A device for maintaining a water level in a respiratory humidification system, said device comprising: at least one sensor positioned external to a humidification component, the at least one sensor configured for sensing water related information in the humidification component and providing the water related information to a water control module, the water related information comprising data configured for being used to control an operation of the water control module. | 03-31-2016 |
| 20160095994 | Hypoxic Breathing Apparatus and Method - A breathing apparatus includes a breathing mask, hose, and first housing in fluid communication with the hose and breathing mask. The first housing has first and second chambers which are separated by a barrier comprising a carbon dioxide scrubber. The breathing apparatus is configured to conduct hypoxic therapy and tailor the therapeutic session to the patient while collecting data about patient response. | 04-07-2016 |
| 20160106935 | BREATHPRINT SENSOR SYSTEMS, SMART INHALERS AND METHODS FOR PERSONAL IDENTIFICATION - Breathprint sensor systems for verifying the identity of a person using gases produced by the person are disclosed. The breathprint sensor systems include one or more sensors having first response characteristics to compounds in gases and one or more processors being configured to receive a set of test data provided by the one or more first sensors based on an exposure of the one or more first sensors to gases produced by a person and determine whether or not the set of test data verifies the identity of the person. Some aspects of the disclosure relate to a smart inhaler system using a breathprint sensor to assist in delivery of drugs to users through inhalation. Methods for operating breathprint sensor and smart inhaler systems and computer-readable media for implementing the methods are also disclosed. | 04-21-2016 |
| 20160106948 | BREATHING ASSISTANCE APPARATUS - A breathing assistance apparatus and method of controlling a breathing assistance apparatus is disclosed. Particularly, the breathing assistance apparatus is controlled such that it has a drying cycle to enable drying of the tubing that supplies gases to a user and prevent the harbouring of pathogens within the tube. The drying cycle is preferably operated automatically by internal controllers in the apparatus. However, it may be manually activated by pressing a button on the apparatus. The drying cycle is preferably activated at the end of a user's treatment session. | 04-21-2016 |
| 20160114114 | METHOD AND SYSTEM FOR CONTROLLING A DRUG DOSING DEVICE - A method and a system control a drug dosing device ( | 04-28-2016 |
| 20160121070 | System and Method of Controlling the Delivery of Medical Gases to a Patient - A system for controlling the delivery of medical gases includes a digital signal processor that receives at least one ventilation parameter value change, calculates a fresh oxygen flow rate, total fresh gas flow rate into the breathing circuit, and a reference oxygen flow rate representative of a predetermined oxygen concentration delivered to a patient. A graphical display presents the calculated fresh oxygen flow rate, total fresh gas flow rate, and reference oxygen flow rate. A method of controlling the delivery of medical gases to a patient includes calculating a total fresh gas flow rate into the breathing circuit, calculating a fresh oxygen flow rate into the breathing circuit, calculating a reference oxygen flow rate representative of a predetermined oxygen concentration delivered to the patient and presenting the total fresh gas flow rate, the fresh oxygen flow rate, and reference oxygen flow rate on a graphical display. | 05-05-2016 |
| 20160144148 | BREATHING ASSISTANCE APPARATUS USER INTERFACE - A breathing assistance apparatus user interface is described which presents animated information related to the management of the apparatus. The user interface is provided on a display screen of the apparatus. The animated illustrations can correspond to operational modes, warnings, user instructions, fault conditions, status, menu options, and the like. The animations can include a sequence of images shown in rapid succession which depict moving icons or objects, scrolling text, flashing colors, or any combination of these or the like. The user interface can combine static information along with animations. | 05-26-2016 |
| 20160158481 | CONTROLLING ARTERIAL BLOOD GAS CONCENTRATION - A system for controlling an amount of at least one gas X in a subject's lung to target at least one end tidal partial pressure of at least one gas X (PetX | 06-09-2016 |
| 20160175079 | INSUFFLATION APPARATUS AND METHODS | 06-23-2016 |
| 20160175555 | ANESTHETIC EVAPORATOR UNIT | 06-23-2016 |
| 20160193437 | CONTROL FOR RESPIRATORY DEVICE | 07-07-2016 |
| 20160193441 | ANESTHETIC DISPENSING DEVICE | 07-07-2016 |
| 20160375217 | HUMIDIFIED GASES DELIVERY APPARATUS AND METHODS FOR CONTROLLING SAME - The invention relates to a method of determining water level in a humidifier chamber that is part of a humidified gases delivery apparatus and system. The method comprising the steps of delivering power to a heater plate, varying the power delivered to the heater plate, measuring the rate of change of temperature and determining the level of water based on the heating characteristics of the volume of water within the chamber, in particular determining the level of water within the chamber based on the rate of change of temperature and the supplied power. | 12-29-2016 |
| 20160375218 | PRODUCT GAS CONCENTRATOR AND METHOD ASSOCIATED THEREWITH - Various equipment and methods associated with providing a concentrated product gas are provided. In one embodiment, the equipment includes an input device first and second sieve tanks, a variable restrictor, and a controller. In one embodiment, the method includes: a) selecting a desired output setting for the concentrated product gas from a plurality of output settings, b) separating one or more adsorbable components from a pressurized source gaseous mixture via first and second sieve tanks in alternating and opposing pressurization and purging cycles to form the concentrated product gas, and c) selectively controlling a variable restrictor based at least in part on the desired output setting to selectively provide flow between the first and second sieve tanks such that the flow for at least one output setting is different from the flow for at least one other output setting in relation to corresponding pressurization cycles. | 12-29-2016 |
