Class / Patent application number | Description | Number of patent applications / Date published |
600543000 | Breath collection | 44 |
20080221471 | APPARATUS FOR COLLECTION OF AIRWAY GASES - The invention relates to an apparatus for collection of airway gases from a subject comprising a first means for producing closure of the velum of the subject, and a second means for collection of the airway gases, wherein the first and second means need not be integral with each other. | 09-11-2008 |
20080275357 | Oral/nasal cannula - There is provided an oral nasal cannula for sampling breath of a subject comprising a main body portion, comprising a suction port which is adapted to be connected to a suction device for side sampling of exhaled breath of said subject, wherein said main body portion comprises a recess adapted to support a medical tube, wherein the tube adapted to be inserted through a first nostril of said subject and a nasal prong and adapted to collect nasally exhaled breath from a second nostril of said subject, and in fluid flow communication with a nasal breath collection bore. | 11-06-2008 |
20090137920 | Breath Sampling Device - There is provided a breath sampling tube comprising a deflector adapted to reduce liquid intake into a sampling inlet. There is also provided a breath sampling tube including a deflector adapted to deflect liquid droplets present in breath to reduce liquid at the sampling inlet. There is also provide d a breath sampling system including a gas analyzer and a breath sampling tube comprising a deflector adapted to deflect breath to reduce liquid at the sampling inlet. There is also provided a breath sampling system including a gas analyzer and a breath sampling tube comprising a deflector adapted to deflect liquid droplets present in breath to reduce liquid at the sampling inlet. | 05-28-2009 |
20090187113 | Infant breath collector - A breath collection apparatus is provided that includes a facemask to cover the nose and mouth of a patient to direct the breath into a collection bag or collection vial. A valve assembly containing a flexible valve member is provided between the facemask and the collection container to direct a breath sample to the collection container while permitting fresh air to enter the facemask upon inhalation. Between the valve assembly and the collection container is a collection container attachment fitting for engaging the valve assembly with the collection container. The collection container attachment fitting can be a two-piece fitting designed to accommodate a flexible bladder used to accumulate multiple breath samples for subsequent delivery to the collection container. | 07-23-2009 |
20090221927 | APPARATUS AND METHOD FOR VIDEORHINOHYGROMETRIC (VRI) MEASURES - A videorhinohygrometric measuring apparatus ( | 09-03-2009 |
20090247892 | MOUTHPIECE WITH EJECTION AND ALIGNMENT MECHANISMS - A mouthpiece with an eject mechanism is disclosed. The mouthpiece includes an eject mechanism adapted to conform to a testing device, such as a breath analysis device. The eject mechanism allows for hygienic removal of a used mouthpiece from the testing device. A guiding surface allows for alignment of the mouthpiece with the testing device. | 10-01-2009 |
20090312662 | Breath Sampling Device and Method for Using Same - There is provided a breath sampling tube including an inner conduit, wherein at least a portion of the inner conduit is non-cylindrical and adapted to store liquids. There is also provided a breath sampling system including a gas analyzer and a breath sampling tube may include an inner conduit, wherein at least a portion of the inner conduit is non-cylindrical and adapted to store liquids. Also provided is a method of breath sampling including channeling breath through a tube having an inner conduit, wherein at least a portion of the inner conduit is non-cylindrical and adapted to store liquids. There is further provided, a self-drying liquid reservoir for a breath sampling tube comprising a housing having a diameter larger than the diameter of the sampling tube; and a wick material essentially within the housing adapted to retain liquid, wherein the reservoir is adapted to permit gas flow through the housing. There is provided a breath sampling system including a gas analyzer and a self-drying liquid reservoir for a breath sampling tube comprising a housing having a diameter larger than the diameter of the sampling tube and a wick material essentially within the housing adapted to retain liquid, wherein the reservoir is adapted to permit gas flow through the housing. There is also provided a method of breath sampling comprising channeling breath through a self-drying liquid reservoir for a breath sampling tube comprising a housing having a diameter larger than the diameter of the sampling tube and a wick material essentially within the housing adapted to retain liquid, wherein the reservoir is adapted to permit gas flow through the housing. | 12-17-2009 |
20100022906 | LIQUID ABSORBING FILTER ASSEMBLY AND SYSTEM USING SAME - A filter assembly for use in sidestream gas sampling assembly. The filter assembly of the present invention includes a hydrophilic The filter further includes a hydrophobic member positioned downstream of the hydrophilic liner. The hydrophobic disk acts as a second line of defense against moisture reaching the sensing mechanism. member that is constructed from a porous material and is situated such that gas entering the filter assembly passes through at least a portion the hydrophilic member. In a further embodiment, the filter includes a hydrophobic member positioned downstream of the hydrophilic member. The hydrophobic member acts as a second line of defense against moisture reaching the sensing mechanism in the gas sampling assembly. | 01-28-2010 |
20100087749 | Collection Device for Sampling Exhaled Airstreams - A collection device ( | 04-08-2010 |
20100191138 | BREATH CONDENSATE COLLECTOR - A breath condensate collector ( | 07-29-2010 |
20100204603 | AIRWAY TUBE - There is provided an airway tube for breath sampling, comprising a breath sampling port comprising two or more inlets adapted to sample breath from the airway tube. The inlets are connected to each other through a junction located outside of the air passageway of the airway tube. | 08-12-2010 |
20100292601 | APPARATUS FOR AND METHOD OF CONDENSING EXHALED BREATH - A breath condensing apparatus includes a mouthpiece, a condenser having an inlet coupled to the mouthpiece, a first container for collecting condensate communicating with an outlet of the condenser, and a second container for collecting residual, non-condensed exhaled breath coupled to the condenser. A method of condensing exhaled breath includes the features of receiving exhaled vapor into a condenser, condensing at least part of the exhaled vapor, collecting at least part of residual, non-condensed exhaled vapor, recirculating at least part of the collected residual vapor through the condenser, condensing at least part of the recirculated vapor, and collecting condensate. | 11-18-2010 |
20100298734 | BREATH SAMPLING SYSTEM - There is provided herein a breath sampling device comprising a controller adapted to initiate a signal to trigger a valve functionally associated with a breath sampling tube upon said controller receiving a signal indicating a blockage in the breath sampling tube. The valve is adapted to facilitate an increase of pressure within the breath sampling tube between the blockage and a pump functionally associated with the breath sampling tube. There is further provided herein an airway adapter comprising a restrictor located in proximity to a connection point between the airway adapter and a breath sampling tube, wherein the restrictor may be adapted to reduce the flow rate of liquids entering the breath sampling tube. There is further provided herein an airway adapter comprising one or more openings located near a connection point between said airway adapter and a breath sampling tube, wherein said one or more openings are adapted to allow inflow of air to reduce the flow rate of liquids entering the breath sampling tube. | 11-25-2010 |
20100317987 | BITE BLOCK - A bite block includes: a first wall defining a hole into which a conduit pipe is to be inserted; a second wall surrounding the first wall to define a flow path with the first wall; and a sample port communicating with the flow path. | 12-16-2010 |
20120136272 | Arrangement in a Patient Breathing Tube and a Patient Breathing Tube - Arrangement in a patient breathing tube and a patient breathing tube. The breathing tube is provided with a patient end and a ventilator end. The arrangement comprises a sampling conduit having a sampling tip provided at a pre-determined point of the patient end to define a sampling point. The arrangement further comprises a support structure locating the sampling tip of the sampling conduit apart from the inner surface of the patient breathing tube. | 05-31-2012 |
20120226183 | EVACUATED AIR CHAMBER - An improved evacuated air chamber having a plurality of generally flat exterior walls, a closed end, and an open end wherein the open end is provided with a resealable stopper and septum; an impervious disc may be provided between the septum and the tube interior. | 09-06-2012 |
20120226184 | RESPIRATORY MONITORING - A patient interface in accordance with one embodiment of the present invention is configured to be at least partially carried by a patient and to receive gas exhaled by the patient. The patient interface includes first and second cannula tubes each having a first end and a second end, the first ends are configured to be inserted into the nostrils of a patient, the first and second cannula tubes are configured to direct exhaled gas from the patient from the first ends to said second ends. The patient interface also includes first and second sensors positioned near the second ends, and the first and second sensors are configured to provide first and second signals based upon the gas, wherein the first and second signals are indicative of a physiological parameter of the patient. The patient interface also includes a communications link configured to provide the signal to a physiological monitor. | 09-06-2012 |
20120277617 | DEVICE AND METHOD FOR FRACTIONALLY COLLECTING CONTENTS OF EXHALED AIR - A device for fractionally collecting contents of exhaled air by changing the state of matter of the contents by means of the Joule-Thomson effect arising during the expansion of pressurized gas. The temperature of the exhaled air conducted in a flow channel is lowered, because of the cooling of the expanding gas, to a temperature that is suitable for condensing the contents in the exhaled air flow. This device and method provides a more efficient means by which condensate can be separated from exhaled air in comparison to conveying exhaled air along a cooling surface for the condensation of the contents, as a result of which condensation of the contents occurs only in the area of these cooling surfaces, so that several breath cycles are required for the collection of sufficient condensate for analysis. | 11-01-2012 |
20130030316 | METHOD AND DEVICE FOR MEASUREMENT OF EXHALED RESPIRATORY GAS TEMPERATURE - An exhaled breath temperature (EBT) monitor that has a synchronized two-door shutter with movable individual doors coupled with a timer in order that only a pre-determined portion of the exhalation gas stream is selected for temperature monitoring. The doors can be either in a first position, whereby the shutter passes the portion of exhaled gas direct to atmosphere with no measurement of temperature, or in a second position, whereby the shutter passes the portion of exhaled gas to a chamber for measurement of temperature by a thermal core with a temperature sensor/reader. | 01-31-2013 |
20130066227 | BREATHING SENSING DEVICE - This invention relates to a breathing sensing device, comprising a diaphragm ( | 03-14-2013 |
20130116589 | DRYING SUBSTANCES, PREPARATION AND USE THEREOF - There is provided herein a dryer polymer substance including a hetero-phase polymer composition including two or more polymers wherein at least one of the two or more polymers include sulfonic groups, wherein the substance is adapted to pervaporate a fluid. The fluid may include water, water vapor or both. There is also provided herein a process for the preparation of a dryer polymer substance adapted to pervaporate a fluid (such as water, water vapor or both) the process includes mixing two or more polymers, wherein at least one of the two or more polymers may include groups which are adapted to be sulfonated, to produce a hetero-phase polymer composition and processing the polymer blend into a desired form. | 05-09-2013 |
20130184602 | Ventilation Mask with Integrated Piloted Exhalation Valve - In accordance with the present invention, there is provided a mask for achieving positive pressure mechanical ventilation (inclusive of CPAP, ventilator support, critical care ventilation, emergency applications), and a method for a operating a ventilation system including such mask. The mask of the present invention includes a piloted exhalation valve that is used to achieve the target pressures/flows to the patient. The pilot for the valve may be pneumatic and driven from the gas supply tubing from the ventilator. The pilot may also be a preset pressure derived in the mask, a separate pneumatic line from the ventilator, or an electro-mechanical control. The mask of the present invention may further include a heat and moisture exchanger (HME) which is integrated therein. | 07-18-2013 |
20130190643 | Ventilation Mask with Integrated Piloted Exhalation Valve - In accordance with the present invention, there is provided various tubing arrangements and an associated Y-connector which may be used to facilitate the operative interface of the mask to a ventilator within a ventilation system. The tubing arrangement may comprise a pair of bi-lumen tubes. One end of each of the bi-lumen tubes is fluidly connected to the mask, with the opposite end being fluidly connected to the Y-connector. The Y-connector is in turn fluidly connected to one end of either a tri-lumen tube or a quad-lumen tube also included in the tubing arrangement, the opposite end of such tri-lumen tube or quad-lumen tube being fluidly connected to the ventilator. The Y-connector is uniquely configured to fluidly connect certain lumens of the tri-lumen tube or the quad-lumen tube to dedicated, corresponding ones of the lumens included in respective ones of the bi-lumen tubes, and to further allow for the selective detachment of the tri-lumen tube or the quad-lumen tube from the bi-lumen tubes. | 07-25-2013 |
20130197388 | DISPOSABLE HAND-HELD DEVICE FOR COLLECTION OF EXHALED BREATH CONDENSATE - A breath condensate collection apparatus comprising a central chamber, a breath input assembly, a plunger assembly and a breath condensate collection port. The central chamber has inner and outer side walls with a coolant material sealed in between. The breath input assembly is disposed on the side of the central chamber in fluid communication with the chamber interior. The plunger assembly has a piston, slidably disposed in the chamber, and a handle extending from a first end of the chamber. The collection port is disposed at the second end of the central chamber in fluid communication with the interior of the chamber. Obstructive structures may be arranged in the chamber interior for increasing the surface area on which condensate may form. The apparatus may also include an outlet assembly that may be removed and replaced with a sampling well into which the condensate may be washed with a buffer solution. | 08-01-2013 |
20130211275 | DIVIDED CANNULA WITH EACH NARE COMMUNICATING WITH EACH FLOW PATH - A divided cannula comprising a cannula body which is divided by a partitioning wall into first and second flow chambers. The first flow chamber has first and second spaced apart nare passages while the second flow chamber has first and second spaced apart nare passages. The cannula body supports spaced apart first and second nares and each of the first and the second nares defines a common nare passage. The first nare passage of the first internal flow chamber and the first nare passage of the second internal flow chamber both communicate with the common nare passage of the first nare and the second nare passage of the first internal flow chamber and the second nare passage of the second internal flow chamber both communicate with the common nare passage of the second nare. A pressure sensing line and a gas supply line interconnected to the divided cannula with a gas supply system. | 08-15-2013 |
20130253361 | METHOD AND APPARATUS FOR BREATH TESTING - A breath sampling device includes a main housing having an input chamber, a first output chamber, and a second output chamber integrally formed therein where the input chamber and the first output chamber are coupled via a first port and the input chamber and the second output chamber are coupled via a second port, and a self-sealing apparatus within the second output chamber configured to seal at least an exhaust port of the second output chamber when a predetermined amount of initial waste air fills the second output chamber. The main housing can be configured to redirect a portion of air blown therethrough towards the output chamber via the first port when the self-sealing apparatus at least seals the exhaust port. Other embodiments are disclosed. | 09-26-2013 |
20140039339 | ENDOSCOPIC BITE BLOCK - An endoscopic bite block, with teeth position defining regions which guide the subject's teeth to grip the bite block in their natural position, with the teeth of the upper jaw positioned further out than the lower jaw teeth. These teeth position defining regions are also preferably curved to match the curved shape of the jaw. The upper and lower parts of the front plate of the bite block may also be positioned at different distances out, so that upper and lower lip regions both contact the front plate snuggly. The bite block may be used with separate oral/nasal cannulae, or may incorporate breath sampling or gas supply cannulae. A flexible flapped curtain at the outer end of the bite block may be provided to largely enclose the inner volume of the bite block to enable more accurate capnographic sampling under conditions of wide-open mouth breathing. | 02-06-2014 |
20140066801 | Nasal Interface Device - A nasal interface device delivers a high flow rate of a gas having a pressure that is adjustable to a patient. The device includes a nasal insert that is adapted to deliver pressurized breathing gas to a nasal cavity of the patient, and to receive expired air. The nasal insert has a pressurized breathing gas delivery port and an expired gas port. The expired gas port has a plurality of openings extending therethrough. | 03-06-2014 |
20140180157 | FLUID DRYING MECHANISM - There is provided an exhaled breath moisture reduction system including a dryer mechanism and a connector adapted to connect the dryer mechanism proximate to a respiratory output device. There is also provided an exhaled breath sampling assembly including an airway adaptor and a moisture reduction sleeve comprising a material adapted to reduce moisture and a connector adapted to connect said sleeve substantially adjacent to a breath sampling inlet within the adaptor. Also provided, a method of sampling breath which includes attaching an exhaled breath moisture reduction sleeve substantially adjacent to a breath sampling inlet. | 06-26-2014 |
20140276177 | VENTILATION MASK WITH HEAT AND MOISTURE EXCHANGE DEVICE - In accordance with the present invention, there is provided a mask, such as a nasal pillows mask, for achieving positive pressure mechanical ventilation (inclusive of CPAP, ventilator support, critical care ventilation, emergency applications. The mask of the present invention includes a piloted exhalation valve that is used to achieve the target pressures/flows to the patient. The pilot for the valve may be pneumatic and driven from the gas supply tubing from the ventilator. The mask of the present invention further includes a heat and moisture exchange (HME) device which is directly integrated into the housing or cushion thereof (thus residing in extremely close proximity to the patient's nostrils), and is further uniquely configured to induce a flow pattern between it and the cushion which maximizes the transmission of heat and moisture to air which is inhaled by and exhaled from the patient through the mask. | 09-18-2014 |
20140276178 | Multi-lumen breathing tube device - A multi-lumen breathing tube device providing for separate and bidirectional gas flow for expired and inspired gas during ventilation of a lung. Embodiments of the multi-lumen breathing tube include an improved laryngeal mask airway device and an improved endotracheal tube. The invention is compatible with a circle breathing circuit system used with many mechanical ventilators including those used in conjunction with anesthesia machines. | 09-18-2014 |
20140276179 | ENDOSCOPIC BITE BLOCK - According to a preferred embodiment of the present invention there is provided a bite block assembly adapted for capnography and oxygen delivery to a subject, the bite block assembly ( | 09-18-2014 |
20140288456 | METHODS AND DEVICES FOR SENSING RESPIRATION AND PROVIDING VENTILATION THERAPY - Methods and systems are provided for intra-airway breath sensors where intra-airway breath sensors are not located within a ventilation gas delivery circuit, but are exposed to spontaneous respiration airflow from a patient. Furthermore, methods and systems of the present invention may be used to protect an intra-airway breath sensor from contacting tissue or accumulating debris that may impair abilities of the intra-airway breath sensors. | 09-25-2014 |
20140358023 | INTEGRATED CONDENSER FOR COLLECTING DROPLETS - An integrated condenser is described. This integrated condenser includes an outer surface region on a sampler surface that facilitates condensing at least a component in a received gas-phase sample into liquid-phase droplets on the sampler surface, and aggregating and moving the condensed droplets radially toward an inner surface region on the sampler surface that receives the condensed droplets. For example, the outer surface region may include a set of micro-patterned concentric rings, each of which includes a set of radially oriented wall-groove pairs. Moreover, the sampler surface may be increasingly less hydrophobic along a radial direction toward the center of the sampler surface, thereby creating an axisymmetric wettability gradient. | 12-04-2014 |
20150032020 | INHALATION SUPPORT APPARATUS AND METHOD FOR INHALATION SUPPORT - The invention relates to an inhalation support apparatus and the use thereof and to a method for supporting the inhalation of an inhalation mixture that is to be inhaled. The invention further relates to a device for the control of pressure changes, their use in the medical and non-medical field and a method for detecting respiratory problems. | 01-29-2015 |
20150105684 | HANDLE DEVICE AND BREATH ANALYSIS DEVICE - A handle component of the present invention into which atmospheric air is inhaled and breath is exhaled in the analysis of breath comprises inhalation holes, an inhalation inlet, an inhalation path, a breath discharge component, and an exhalation path. The inhalation holes are disposed near the tube connected for conducting exhaled breath to an analysis device main body for analyzing this breath, and are holes through which atmospheric air is inhaled into the interior of the handle component. The inhalation inlet is a place where the atmospheric air inhaled from the inhalation holes is sent into the body. The inhalation path is disposed between the inhalation inlet and the inhalation holes. The breath discharge component is a place where breath discharged from the body is taken in. The exhalation path is disposed between the breath discharge component and the tube. | 04-16-2015 |
20150297306 | MANAGING A DETACHABLE COMPONENT OF A MEDICAL DEVICE - A pulmonary function testing (PFT) system includes a PFT device operable to receive a respiratory airflow from a patient through an airflow chamber; a mouthpiece coupled to the PFT device and in airflow communication with the airflow chamber, the mouthpiece including a bacterial filter and associated with a unique identifier and patient data; and a control system communicably coupled with the mouthpiece and the PFT device. The control system is configured to perform operations including interpreting at least one of the unique identifier or the patient data associated with the mouthpiece; and based on the interpretation, adjusting a status of the PFT device to determine a pulmonary function parameter. | 10-22-2015 |
20150297852 | OROPHARYNGEAL CANNULA COMPRISING A DIOXYGEN INLET AND A CARBON DIOXIDE OUTLET - Oropharyngeal cannula ( | 10-22-2015 |
20150297856 | AIRWAY DEVICE WITH INTEGRATED BREATH SAMPLING - An airway device having a shaft including an airway channel, the airway channel having an outer and an inner wall; a sampling channel; and a luer connector mounted on the outer wall such that respiratory gasses flowing in the sampling channel are allowed to exit through the luer connector to a sampling tube connected to the luer connector. | 10-22-2015 |
20150320534 | FIXING DEVICE FOR INHALATION ANESTHESIA OF RODENTS - A device for fixing a laboratory rodent for inhalation anesthesia includes: a body including a cavity into which at least a part of a rodent including the nose of the rodent is insertable; and a gas supply pipe inserted into the cavity for supplying an anesthetic gas to the rodent, the gas supply pipe including a fixing part on an end portion thereof for fixing incisors of the rodent and an opening formed at a position forward from the fixing part for discharging the anesthetic gas. Therefore, the position of the opening relatively to the nose of the rodent may be constantly maintained. | 11-12-2015 |
20160022129 | ENDOSCOPIC BITE BLOCK - An endoscopic bite block, with teeth position defining regions which guide the subject's teeth to grip the bite block in their natural position, with the teeth of the upper jaw positioned further out than the lower jaw teeth. These teeth position defining regions are also preferably curved to match the curved shape of the jaw. The upper and lower parts of the front plate of the bite block may also be positioned at different distances out, so that upper and lower lip regions both contact the front plate snuggly. The bite block may be used with separate oral/nasal cannulae, or may incorporate breath sampling or gas supply cannulae. A flexible flapped curtain at the outer end of the bite block may be provided to largely enclose the inner volume of the bite block to enable more accurate capnographic sampling under conditions of wide-open mouth breathing. | 01-28-2016 |
20160022946 | SYSTEM FOR BREATH SAMPLE COLLECTION AND ANALYSIS - Systems and methods for collecting samples from a patient for diagnosis are provided. In many embodiments, the sample collection and analysis system concentrates particles emanating from a patient's cough, sneeze, or breathe in a sample for the diagnosis of a respiratory tract infection or other ailment of the patient. The sample collection and analysis system has a pre-collection assembly (that is patient interface, a collector in fluid communication with a sample reservoir that function in combination to: efficiently capture the volume of air expelled from the subject, direct the expelled air towards a sample reservoir, and separate the desired particle sizes from the expelled air into the sample reservoir. | 01-28-2016 |
20160073929 | GAS SAMPLING CONNECTOR - A connector includes a memory configured to store data. The connector further includes a first portion configured to connect to a ground connection in a gas sampling monitor. The connector further includes a second portion configured to connect to a positive connection in the gas sampling monitor. The second portion is configured to transfer data to and from the memory. The connector further includes an end configured to connect with a sampling tube, which is configured to transmit gas to the monitor. | 03-17-2016 |
20160174875 | Assembly for the Extraction of Respiratory Gas Samples | 06-23-2016 |