Entries |
Document | Title | Date |
20080210243 | Endotracheal cuff and technique for using the same - An inflatable balloon cuff associated with a tracheal tube may be adapted to reduce the passage of mucosal secretions into the lungs. A cuff as provided may include a sealing composition that plugs or seals any folds in the inflated cuff that may act as leak paths for mucosal secretions. Further, tracheal tube kits are provided for application and/or removal of the sealing composition. | 09-04-2008 |
20080223374 | Probe for Medical Use - A probe for medical use comprising a tube ( | 09-18-2008 |
20080230072 | Naso-gastric mask and method - A mask for delivery of gas, such as oxygen, to a patient and useable in a naso-gastric intubation procedure without disruption of the seal between the mask and the face of the patient. The body of the mask includes an opening through which the naso-gastric tube may be inserted. The opening comprises a vertical lining and first and second coupling members on either side thereof and above a peripheral edge of the mask, which may be closed below the tube to provide an enhanced seal for the mask. The coupling members may comprise hook and loop members, a snap, a button, or interlocking members. | 09-25-2008 |
20080236592 | Laryngeal Mask Airway with a Belt, Operating Piece for Controlling the Same, and Gas Supply Kit Comprising the Same - A laryngeal mask airway mainly comprises a flexible tubular portion, an inflatable sealing cuff, an inflation tube, and a belt. The flexible tubular portion has a first opening part and a second opening part; the inflatable sealing cuff is disposed surrounding the first opening part; the inflation tube has one end connected to the inflatable sealing cuff and the other end for directing gas into the inflatable sealing cuff; the belt is secured on the first opening part. Moreover, the present invention discloses an operating piece for controlling the laryngeal mask airway and a gas supply kit comprising the laryngeal mask airway. | 10-02-2008 |
20080236593 | ENDOTRACHEAL CUFF AND TECHNIQUE FOR USING THE SAME - An inflatable balloon cuff may be adapted to seal a patient's trachea when associated with an endotracheal tube. Configurations of these cuffs that include tapered regions with certain characteristics, such as angle of taper, cuff diameter, and cuff wall thickness, may provide improved sealing of the trachea. | 10-02-2008 |
20080257357 | Dental laryngeal mask - The invention is a laryngeal mask and method for using such a mask. The laryngeal mask includes a dome, a cuff, and an air tube or passageway. The tube of the laryngeal mask device is capable of being temporarily folded, collapsed, or disconnected so that the portion of the tube passing between the teeth is repositioned to permit the teeth to close temporarily. | 10-23-2008 |
20090007920 | LARYNGEAL MASK AIRWAY DEVICE - A modified laryngeal mask airway device (LMA-device) is provided with means to improve ease of insertion, reliability of function and higher seal pressure (i.e., cuff pressure ratio). The LMA-device includes an indented section of the airway tube to offer locating means and purchase for the inserting finger, and extended mask aperture bars to increase the effective ventilating area of the mask and reduce the possibility of epiglottis displacement occasioned by mask insertion. The LMA-device further includes a modification of the airway tube angle of attachment to the mask, and provision of a posterior or back-cushion covering the entire posterior surface of the mask. | 01-08-2009 |
20090014009 | Toroidal endotracheal cuffs for ventilator associated pneumonia reduction - An airway ventilation device for insertion in an elongate body cavity is provided. The airway ventilation device includes an endotracheal tube and an inflation cuff. The inflation cuff is toroidal in shape and includes one or more recessed attachment zones which allow for movement of the endotracheal tube without breaking the seal between the inflation cuff and the elongate body cavity. | 01-15-2009 |
20090025729 | Tracheotomy Tube and Method of Using the Same - To provide a tracheotomy tube, which is configured such that a balloon reliably inflates at the time of inhalation, that air is sent to the lungs without leaking, that exhaled air reaches the vocal cord when a patient wishes to vocalize, and that saliva is prevented from entering a trachea at the time of exhalation when the patient does not wish to vocalize. The balloon keeps its inflated shape under normal pressure, and when air is sent from an artificial respiration device to the balloon via a hole provided in an inside tube portion, the balloon substantially maintains a state of being bonded to a trachea and maintains the inflated shape under pressure of exhaled air that is not for vocalization, and the inflated shape contracts under pressure of exhaled air for vocalization, and the exhaled air is sent toward the vocal cord via a gap formed between the balloon having the contracted shape and a tracheal wall. | 01-29-2009 |
20090025730 | Post decannulation stoma cover - A device and method used to cover a stoma when a patient who has had a tracheostomy tube no longer requires a tracheostomy tube and has been decannulated. The device utilizes a curved plate with an annular foam or air-filled cushion, an adhesive and a trach tie to hold the device in place over the stoma. The device effectively blocks the stoma to allow for speech, promote wound healing and prevent infection. | 01-29-2009 |
20090032027 | Multiple balloon endotracheal tube cuff - An airway ventilation device for insertion in a body cavity is provided. The airway ventilation device includes an endotracheal tube having multiple inflation cuffs. Adjacent inflation cuffs form indentation areas whereby bacterial secretions are removed through various liquid stabilizing means. An individual inflation cuff may optionally exhibit a twist in the opposite directions of an adjacent inflation cuff. | 02-05-2009 |
20090038621 | Device and method for unilateral lung ventilation - A system for unilateral lung ventilation includes an endotracheal tube and a blocking device for blocking the bronchus of a non-ventilated lung to prevent a ventilation medium from entering the lung. The blocking device includes an inflatable member supported by a catheter having an inflation lumen for inflating the inflatable member. The catheter includes at least one lung treatment lumen for delivering a therapeutic agent to the non-ventilated lung. An inner channel within the main channel and a side branch provide a guideway for the blocking device within the tube. A valve may be included to close the side branch when the blocking device is removed from the inner channel for parallel flow of ventilating gas in the main and inner channels. A method of using the system provides for ventilation/perfusion (V/Q) matching by respectively delivering cooled air and nitric oxide to the non-ventilated and ventilated lungs. | 02-12-2009 |
20090090366 | BALLOON CUFF TRACHEOSTOMY TUBE - There is provided a balloon cuffed tracheostomy tube with a balloon designed so as to enhance the tube's anchorability without sealing the tracheal stoma. The tracheostomy tube device includes a conventional curved hollow tube. The distal end of the tube is adapted for insertion through a tracheal stoma and into the tracheal lumen of a patient's throat. The device further includes an inflatable balloon enveloping a portion of the tube. The balloon has a distal portion substantially centered about and attached to the distal end portion of the tube. The balloon also has a proximal portion attached to the bend region of the tube and positioned substantially off-center relative to the proximal portion of the tube and about the bend region below the proximal plane of the device. Upon inflation, this configuration provides for expansion of the balloon around the distal end portion of the tube and the proximal end portion of the tube below the proximal plane of the device to seal the trachea below the tracheal stoma and to avoid sealing the trachea above the tracheal stoma. This configuration of the balloon should allow secretions to exit the stoma so that they do not accumulate and become a possible source of ventilator acquired pneumonia. | 04-09-2009 |
20090101152 | High surface area anti-microbial coated endotracheal tube - The present invention provides a medical device such as an endotracheal tube or a tracheostomy tube having a distal inflation cuff and a high surface area structure disposed radially around the tube on a proximal side of the cuff. The high surface area structure includes an antimicrobial agent. The relatively higher surface area of the structure and radial extension thereof from the tube allows the antimicrobial agent to better extend into a secretion pool collected in the region around the intersection of the cuff and tube within a patient's trachea, so as to better prevent biofilms from forming and thereby prevent infections such as ventilator assisted pneumonia (VAP). | 04-23-2009 |
20090101153 | Method of facilitated airway intubation - Embodiments include a medical device, an apparatus, and a method. The medical device includes a tube portion shaped and sized for airway passage insertion and having at least one pathway therethrough; and a stylet of at least one shape-transforming material, configured for insertion in one of said at least one pathway; and at least one sensor carried by the tube portion and the stylet. The apparatus includes a stylet having a first end and a second end, at least a portion of the stylet including a shape-transforming material, the stylet being configured for insertion through an airway intubation structure having at least one pathway therethrough; and at least one sensor carried by the stylet in a proximity to the first end. The method includes capturing an image adjacent to an endotracheal tube proximate to an airway passage; and actuating, in response to the image, at least one shape-transformation of the endotracheal tube. | 04-23-2009 |
20090107510 | TWO-LAYER ENDOTRACHEAL TUBE CUFF FOR PREVENTION OF PNEUMONIA - A novel two-layer endotracheal tube (ETT) cuff for the prevention of pneumonia is disclosed. The disclosed two-layer ETT comprises a standard HVLP cuff covered with a second layer of elastomeric material with a sterile gel inserted between the layers. The two-layer cuff forms no folds when inflated in the trachea and prevents leakage, substantially reducing the risk for pneumonia attributable to standard ETT cuffs. | 04-30-2009 |
20090107511 | IMPLANTABLE RESPIRATION THERAPY DEVICE - Apparatus ( | 04-30-2009 |
20090120444 | Single-Lumen Endotracheal Tube for Partial Lung Ventilation - An endotracheal tube is provided with a catheter ( | 05-14-2009 |
20090120445 | INDICATOR FOR CUFFED MEDICAL DEVICE - An indicator for a cuffed medical device, attached to a cuffed medical device to indicate internal pressure in a cuff of the medical device. The indicator includes: an indicator main body which includes a check valve adapted to be connected to an injection means for injecting a fluid into the cuff, a connecting section formed integrally with the indicator main body for connecting to the cuffed medical device, the connecting section communicating with the inside of the cuff, and a communication path for making the check valve and the connecting section communicate with each other; and a balloon provided in the indicator main body. The inside of the balloon is made to communicate with the communication path and is inflatable and deflatable in accordance with the internal pressure in the cuff. The balloon includes an index body which is moved forward and backward in accordance with the degree of inflation and deflation of the balloon in order to make the degree of inflation and deflation of the balloon visually recognizable. With the indicator for a cuffed medical device, a reduction in internal pressure can be readily and precisely determined. | 05-14-2009 |
20090139530 | ARTIFICIAL AIRWAY INTERFACES AND METHODS THEREOF - Embodiments of the present invention provide a device, system and method for providing artificial airway interfaces for use in the treatment of respiratory conditions and in assisted respirations. In an embodiment of the invention, an artificial airway interface for a non-sealing respiratory gas delivery system that directs a jet of gas into the artificial airway is provided. In another embodiment, an artificial airway interface for a non-sealing respiratory gas delivery system that allows for conductance of pressurized respiratory gasses and at least one of a sensor and port for collecting at least one of data and respiratory gas samples is provided. The artificial airway interface can further include an outflow variable restrictor. | 06-04-2009 |
20090145438 | LARYNGEAL MASK AIRWAY DEVICE - The invention relates to a laryngeal mask airway device ( | 06-11-2009 |
20090159085 | Piezoelectric polymer cuff for use in an artificial airway - A medical device for insertion into a human body is provided. The medical device includes an inflation cuff composed of piezoelectric polymers. Upon inflation of the inflation cuff, the piezoelectric polymers of the inflation cuff exhibit an electrical potential. This electrical potential is measured and correlated to an inflation cuff pressure. The pressure of the inflation cuff is then adjusted, as necessary to prevent sustained underinflation or overinflation of the inflation cuff. | 06-25-2009 |
20090178681 | ENDOTRACHEAL TUBE CLEANING DEVICES AND METHODS OF REMOVING MUCUS ACCUMULATIONS FROM ENDOTRACHEAL TUBES - An endotracheal tube cleaning device may comprise an elongated member, a cleaning member at a first end of the elongated member, and a collection member. The cleaning member may include a shaving region about a periphery thereof. The elongated member may extend through the collection member, and the elongated member and cleaning member may be slidable relative to the collection member. | 07-16-2009 |
20090194114 | Laryngeal Mask Airway Installation Kit, Clip Device, and Laryngeal Mask Airway - A laryngeal mask airway installation kit of the invention comprises a laryngeal mask airway and a clip device. The laryngeal mask airway comprises a gas filled portion, an against portion, and a tube portion. The gas filled portion connects to one end of the tube portion, and the against portion is connected to the tube portion. The clip device comprises a main portion and a handle portion. At least part of the main portion is connected to the against portion, and the main portion presses the gas filled portion of the laryngeal mask airway. The handle portion is connected to the main portion. When the main portion presses the gas filled portion of the laryngeal mask airway, the handle portion is neighbor to the tube portion. | 08-06-2009 |
20090205667 | REMOVABLE LUNG REDUCTION DEVICES, SYSTEMS, AND METHODS - An air passageway obstruction device includes a frame structure and a flexible membrane overlying the frame structure. The frame structure is collapsible upon advancement of the device into the air passageway, expandable into a rigid structure upon deploying in the air passageway and recollapsible upon removal from the air passageway. The flexible membrane obstructs inhaled air flow into a lung portion communicating with the air passageway. The device may be removed after deployment in an air passageway by recollapsing the device and pulling the device proximally through a catheter. | 08-20-2009 |
20090241964 | METHODS AND DEVICES FOR PASSIVE RESIDUAL LUNG VOLUME REDUCTION AND FUNCTIONAL LUNG VOLUME EXPANSION - The volume of a hyperinflated lung compartment is reduced by sealing a distal end of the catheter in an airway feeding the lung compartment. Air passes out of the lung compartment through a passage in the catheter while the patient exhales. A one-way flow element associated with the catheter prevents air from re-entering the lung compartment as the patient inhales. Over time, the pressure of regions surrounding the lung compartment cause it to collapse as the volume of air diminishes. Residual volume reduction effectively results in functional lung volume expansion. Optionally, the lung compartment may be sealed in order to permanently prevent air from re-entering the lung compartment. The invention further discloses a catheter with a transparent occlusion element at its tip that enables examination of the lung passageway through a viewing scope. | 10-01-2009 |
20090260632 | Endotracheal Tube - A medical device comprises a tube to be inserted into a patient. The tube has a proximal end and a distal end and provides a first fluid into the patient's body from a fluid source via a lumen. The device includes a suction port on the tube which is configured to remove a second fluid from within the patient's body via a suction lumen. The device includes an inflatable cuff that is coupled to the outer surface of the tube. The cuff is positioned adjacent to the suction port and maintains the suction port a distance away from patient tissue. In an embodiment, the cuff is cylindrical and has an inner surface which extends from the proximal side toward the distal side, wherein the inner surface is tapered such that a diameter of the inner surface with respect to the tube decreases from the proximal side toward the distal side. | 10-22-2009 |
20090314297 | UNIBODY AUSCULTATION INTERFACE - The present invention provides a kit comprising a unibody auscultation interface for use with mechanical ventilation or intubation, formed from a single contiguous nonmetallic piece, the piece being shaped into a cylindrical member having opposing ends respectively adapted to frictionally connect to the external end of an endotracheal tube and either the stem of a Y piece or the patient end of a common conduit, the cylindrical member having an opening in its wall, the perimeter of which seamlessly elaborates a flared turret whose roof is adapted for non-adherent contact with the chest piece of a stethoscope; and, packaging means for enclosing the auscultation interface aseptically. The present invention additionally provides an endotracheal tube, Y piece, breathing circuit and mechanical ventilation system incorporating the auscultation interface. | 12-24-2009 |
20100006103 | ENDOTRACHEAL-OXIMETER DEVICE, SYSTEM AND METHOD OF USING SAME - An endotracheal-oximeter device is presented which includes a flexible conduit having a pair of light emitters, a detector, a control circuit, a display unit and a power source attached to the conduit. The flexible conduit has an airway passing between an upper and lower end. The detector is mounted directly onto the conduit so that the detector is already optically aligned to receive the first and second EMF emissions from the pair of light emitters so as to produce a detector signal in response to the received first and second EMF emissions. The endotracheal-oximeter system includes an endotracheal tube and a monitoring station. The endotracheal tube of the system is composed of the flexible conduit having the pair of light emitters, the detector, the control circuit, the power source and a transmitter. The monitoring station of the system includes an antenna, a receiver circuit, and the display unit. The method of using includes the steps of activating, aligning, enabling, forcing, getting, inspecting, obtaining, securing and sliding. | 01-14-2010 |
20100012130 | TRACHEOSTOMY APPARATUS AND DEVICE - A device and a method for the percutaneous placement of a tracheostomy tube composed of a handle, an inflatable balloon having a reversed truncated cone shape, a tube to inflate the balloon and another to contain a wire guide, a plastic structure in the middle between the balloon and the handle made of laminar elements to strengthen the apparatus movements of the handle transmitted to the tube and the balloon. Following placement of the tracheal tube, the balloon is deflated and the apparatus or device withdrawn. | 01-21-2010 |
20100051035 | LOW-PRESSURE AIRWAY MANAGEMENT DEVICE WITH ACTIVE COATING AND METHOD FOR PATIENT CARE - An improved endotracheal tube that has a modified surface coating that can elute active agents is described. The coated surface and the use of the device according to a new method or regime for a healthcare worker to care for patients can help reduce the likelihood of ventilator acquire pneumonia or other infections in a patient's respiratory passages. | 03-04-2010 |
20100154800 | ENDOTRACHEAL TUBE WITH SECURE COLOR-CODED CONNECTOR AND PACKAGING - An endotracheal tube system having an improved connector to provide a more secure connection to an endotracheal tube. In specific example embodiments, the connector is tapered, is spiraled, or provides threading to improve connection and prevent inadvertent detachment. In certain embodiments, the connector is colorized to correspond to an endotracheal tube size, and in an embodiment, specific packaging permits color to be visualized to aid in proper tube size selection. | 06-24-2010 |
20100186749 | MEDICAL DEVICE AND TECHNIQUE FOR USING THE SAME - An inflatable balloon cuff may be adapted to seal a patient's trachea when associated with an endotracheal tube. These cuffs may include indicia that facilitate attachment of the cuff relative to the tube to reduce manufacturing variability for such characteristics as rotational and length alignment. Such indicia may include protrusions that are formed in the wall of the cuff collars or may include visual indicators, e.g., colorimetric or shape-wise indicators. Cuffs with improved attachment relative to the tube may have increased sealing performance. | 07-29-2010 |
20100218769 | RESPIRATORY ASSISTANCE DEVICE - The invention relates to a respiratory device ( | 09-02-2010 |
20100252048 | APPARATUS AND METHOD FOR MONITORING AN AIRWAY DEVICE SUCH AS AN ENDOTRACHEAL TUBE - An airway device ( | 10-07-2010 |
20100258134 | ENDOTRACHEAL TUBE HAVING IMPROVED SUCTION LUMEN - A surgical/medical tube such as an endotracheal tube | 10-14-2010 |
20100307508 | ENDOTRACHEAL TUBE WITH DEDICATED EVACUATION PORT - Various embodiments of a tracheal tube capable of suctioning accumulated mucus secretions from the airway of intubated patients are provided. Disclosed embodiments include a variety of endrotracheal tubes with integral suction lumens terminating in ports optimally located at the distal end of the endrotracheal tubes between a Murphy's Eye and a cuff. During intubation, the foregoing features, among others, of the tracheal tube may have the effect of preventing bacterial colonization of the respiratory airway and the subsequent development of ventilator associated pneumonia (VAP) in the lungs. | 12-09-2010 |
20100313894 | SELF-SIZING ADJUSTABLE ENDOTRACHEAL TUBE - There is disclosed an endotracheal tube which has a minimal cross-sectional profile for easy viewing of anatomical features during intubation. After the tube is placed into the trachea, the tube is adapted to increase the diameter. In this manner the tube diameter may be expanded to allow for decreased Work of Breathing (WOB) for patient, while not having so large a diameter as to cause tracheal discomfort. | 12-16-2010 |
20100313895 | SELF-SIZING ADJUSTABLE ENDOTRACHEAL TUBE - There is disclosed an endotracheal tube which has a minimal cross-sectional profile for easy viewing of anatomical features during intubation. After the tube is placed into the trachea, the tube is adapted to increase the diameter. In this manner the tube diameter may be expanded to allow for decreased Work of Breathing (WOB) for patient, while not having so large a diameter as to cause tracheal discomfort. | 12-16-2010 |
20100313896 | SELF-SIZING ADJUSTABLE ENDOTRACHEAL TUBE - There is disclosed an endotracheal tube which has a minimal cross-sectional profile for easy viewing of anatomical features during intubation. After the tube is placed into the trachea, the tube is adapted to increase the diameter. In this manner the tube diameter may be expanded to allow for decreased Work of Breathing (WOB) for patient, while not having so large a diameter as to cause tracheal discomfort. | 12-16-2010 |
20100319703 | TRACHEAL TUBE WITH LUMEN FOR TRACHEAL PRESSURE MEASUREMENT AND TECHNIQUE FOR USING THE SAME - According to various embodiments, a tracheal tube may include a pressure monitoring lumen configured to sample the gases in the tracheal space. The pressure monitoring lumen may be in fluid communication with a pressure transducer that provides pressure measurements. An opening of the lumen may be covered with a porous membrane that allow gas to diffuse freely in and out of the lumen, but that prevents secretions from clogging the lumen. | 12-23-2010 |
20100319704 | AIRWAY DEVICE - An airway device for human or animal use comprising an airway tube having a distal end and a proximal end, the distal end of which is surrounded by a laryngeal cuff, wherein the cuff is non-inflatable and is pre-formed in a shape such that a face region of the cuff is adapted to fit snugly over the laryngeal inlet of a patient, and wherein the external profile of the tube is substantially uniform between the distal end of the tube where it starts to meet the cuff and the proximal end of the tube, and wherein the face region of the cuff is formed from a material with a Shore hardness on the A scale of between 0 to 30. | 12-23-2010 |
20100326446 | TRACHEAL TUBE WITH LUMEN FOR TRACHEAL PRESSURE MEASUREMENT AND TECHNIQUE FOR USING THE SAME - According to various embodiments, a tracheal tube may include a pressure monitoring lumen configured to provide information related to the pressure in the tracheal space. By measuring pressure in the lumen, a tracheal pressure may be estimated. The pressure monitoring lumen may be in fluid communication with a pressure transducer that provides pressure measurements. An opening of the lumen may be covered with a distal shoulder of an inflatable cuff. | 12-30-2010 |
20110023889 | ULTRASOUND-BASED TRACHEAL TUBE PLACEMENT DEVICE AND METHOD - An inflatable balloon cuff may be adapted to seal a patient's trachea when associated with an endotracheal tube. These cuffs may include features that facilitate detection or visualization of the cuff, for example with ultrasound devices, to ensure proper placement of the cuff and the tube. Such surface features may include particular types of materials or shaped or protruding features that may be detected in the environment of the trachea. | 02-03-2011 |
20110023890 | LARYNGEAL MASK - A device for maintaining an airway in a patient comprises mask having a peripheral portion that forms a seal with the larynx when the mask is positioned in the laryngo pharynx to thereby prevent ingress of extraneous fluids into the larynx airway tube connected to or formed with the mask for passing gas to the larynx when the mask is properly inserted into the laryngo pharynx. The peripheral portion of the mask includes a soft, flexible portion that contacts tissues surrounding the laryngeal opening when the device is inserted into a patient, the soft, flexible portion being arranged whereby application of pressurised gas to the airway tube urges the soft, flexible portion into contact with the tissues surrounding the laryngeal opening or the pharyngeal wall. | 02-03-2011 |
20110030694 | SYSTEM AND METHOD FOR IMAGING ENDOTRACHEAL TUBE PLACEMENT AND MEASURING AIRWAY OCCLUSION CUFF PRESSURE - Described herein is an apparatus that includes an endotracheal tube or airway device having a proximal end and a distal end and an occlusion cuff. The occlusion cuff includes a sensor for helping determine proper endotracheal or airway device placement. | 02-10-2011 |
20110041854 | EVERTING DEVICE AND METHOD FOR TRACHEOSTOMY - An integrated device and improved method for tracheostomy which includes the placement of an everted film sheath into a patent's trachea, through which the tracheal tube is inserted. | 02-24-2011 |
20110048427 | METHOD AND APPARATUS FOR BLOCKING FLUID FLOW IN AN INTUBATED TRACHEA - Disclosed are systems, kits and methods for facilitating intubation of a patient. In some embodiments, a system includes an ETT tube that longitudinally traverses the interior of a sleeve. Preferably, the sleeve is outwardly biased, includes a fibrous skeleton, and is covered by an elastic, substantially-liquid-impermeable coating. Some embodiments relate to an apparatus technique for preventing downward movement of liquid by a connecting membrane Some embodiments relate to kits which, when assembled, provide any ETT system disclosed herein. Some embodiments relates to method of assembling, method of deploying, and methods of removing the ETT system or a portion thereof. | 03-03-2011 |
20110073115 | TRACHEAL CUFF FOR PROVIDING SEAL WITH REDUCED PRESSURE ON THE TRACHEAL WALLS - According to various embodiments, a tracheal tube may include a cuff assembly that relies on mechanical pressure rather than inflation pressure to form a seal against a patient's trachea. Such cuff assemblies may include cone or umbrella-shaped structures that may form seals at substantially lower pressures than traditional inflation cuffs. One or more of such cuff assemblies may be used instead of or in addition to an inflation cuff to provide an improved seal. | 03-31-2011 |
20110083672 | TRACHEOSTOMY TUBE HAVING A CUFFED INNER CANNULA - A tracheostomy tube for use with a neck plate having an aperture. The tracheostomy tube comprises an elongate outer cannula having a lumen and configured to extend through the aperture; an elongate inner cannula having a lumen and an inflatable cuff, and configured to extend through the lumen of the outer cannula such that the cuff extends beyond a distal end of the outer cannula; and an interlocking mechanism configured to releasably secure a proximal end of the inner cannula to a proximal end of the outer cannula. | 04-14-2011 |
20110100373 | METHOD OF DETECTING ENDOTRACHEAL TUBE MISPLACEMENT - A method of intubating a subject is disclosed. The method comprises inserting an endotracheal tube into the tracheal airway of the subject; inflating a cuff associated with the endotracheal tube within the airway below the vocal cords; measuring a level of at least one measure being indicative of leakage of secretion past the cuff to the lungs; comparing the level of the measure with an optimal level of the measure; and adjusting inflation of the cuff based on the comparison so as to generally minimize leakage of secretion from above the cuff to the lungs, while minimizing pressure associated damages to the airway. The measure(s) can be carbon dioxide concentration, a proxy measure from which such concentration can be inferred, or the level of one or more additives delivered to a subject during intubation. | 05-05-2011 |
20110139159 | METHOD AND APPARATUS FOR PREVENTING OCCLUSION OF A TRACHEAL TUBE SUCTION LUMEN - There is provided a medical tube lumen plug, comprising: a plug, comprising: a body configured to be mechanically coupled to a lumen of a medical tube; and a protrusion configured to extend external to the medical tube, wherein the protrusion is configured to prevent occlusion of an aperture, wherein the aperture is configured to provide a pathway between the lumen and a region external to the medical tube. | 06-16-2011 |
20110146691 | Tracheal Catheter With Suction Lumen Port in Close Proximity to the Cuff - Endotracheal and tracheostomy tubes have an inflatable cuff for sealing the trachea so that a patient may be ventilated through a respiratory lumen of the tube. As a result of sealing the trachea outside of the tube, liquids accumulate above the cuff. If these liquids are allowed to move into the lungs, they may cause ventilator acquired pneumonia (VAP). The liquids may be removed by suction applied to a suction lumen terminating in a port above the cuff, but suctioning can cause damage to the trachea if the tube is sucked up against the tracheal wall. A tracheal catheter having a unique method of attaching the balloon cuff is provided. The cuff is to attached so that an upper part (collar) of the cuff is used to cover the distal end of a suction lumen port. This allows the port to be located closer to the cuff and so provides more thorough liquid removal and reduces the possibility that the tube may suck itself onto the tracheal wall. | 06-23-2011 |
20110186053 | Medical Tubes for Selective Mechanical Ventilation of the Lungs - A single lumen endobronchial tube for selective mechanical ventilation of the lungs can include a medical tube having a single lumen with an opening at each of opposed distal and proximal ends of the tube, the opening at the proximal end of the tube being adapted for connection to an external mechanical ventilation device, and the opening at the distal end of the tube being adapted for delivery of a medical gas; a wall extending throughout the tube's entire length having an internal wall surface, an external wall surface and a thickness therebetween, a portion of the wall having an aperture and a shaft adapted to house a mechanism for sealing the aperture; a distal bronchial cuff positioned along the external wall surface and adapted to expand radially outward; and at least a first proximal tracheal cuff positioned along the external wall surface and adapted to expand radially outward. | 08-04-2011 |
20110203594 | DISPOSABLE LARYNGEAL MASK AIRWAY DEVICE - The disclosed laryngeal mask airway device includes a mask portion and an airway tube. The mask portion includes an inflatable cuff, which defines a central opening when the cuff is inflated. The airway tube defines an internal passage extending from a proximal end of the tube to a distal end of the tube. The airway tube further defines two or more tabs disposed near the distal end of the tube. The mask portion is coupled to the airway tube near the distal end of the airway tube, and the tabs extend from the airway tube into the central opening defined by the cuff when the cuff is inflated. | 08-25-2011 |
20110220118 | Inflation and monitoring assembly for a pressure cuff of an endotracheal tube - An assembly structured to inflate a retaining or pressure cuff of the type associated with an artificial airway tube such as an endotracheal tube and/or tracheostomy tube and concurrently monitor pressure therein including a casing having a pressure chamber on its interior. A pump assembly is movably connected to the casing and structured to force fluid flow to the retaining cuff, for inflation, through said pressure chamber. An indicator member is disposed within the casing and is visually accessible through casing window, wherein the indicator member is variably positionable dependent on and indicative of existing pressure within the retaining cuff. The existing pressure within the pressure chamber is substantially equivalent to that within the retaining cuff thereby facilitating the variable position of the indicator member to be indicative of pressure within the retaining cuff. A junction is disposed in interconnecting relation between the casing and an inflation lumen to the restraining cuff and is structured to allow disconnection between the casing and the lumen but prevent reconnection thereto. | 09-15-2011 |
20110220119 | INFLATION AND MONITORING ASSEMBLY FOR A PRESSURE CUFF - An assembly structured to inflate a retaining or pressure cuff of a medical device including of the type associated with an artificial airway tube such as an endotracheal tube and/or tracheostomy tube and concurrently monitor pressure therein including a casing having a pressure chamber on its interior. A pump assembly is movably connected to the casing and structured to force fluid flow to the retaining cuff, for inflation, through said pressure chamber. An indicator member is disposed within the casing and is visually accessible through the casing window, wherein the indicator member is variably positionable dependent on and indicative of existing pressure within the retaining cuff. The existing pressure within the pressure chamber is substantially equivalent to that within the retaining cuff thereby facilitating the variable position of the indicator member to be indicative of pressure within the retaining cuff. A junction may be disposed in interconnecting relation between the casing and an inflation lumen to the retaining cuff and is structured to allow disconnection between the casing and the lumen but prevent reconnection thereto. | 09-15-2011 |
20110253145 | Pressurized tracheal cuff control arrangement - An endotracheal tube monitoring and control system for the safe and effective use of that endotracheal or trachea (ETT or TT) cuff within the larynx of a human patient comprising: a control unit for the monitoring and control of the ETT or TT tube cuff in communication therewith; a pressure sensor in communication with the control unit and with an empowered air pump and associated a dump valve; and a patient position sensor to indicate patient inclination, wherein the pressure in the cuff is pre-set and maintained at a selected value by a system operator, and wherein the system provides feedback of pressure within the cuff and acts to supplement or dump pressure from that cuff, as necessary, including a mouth care alert, head of bed angle alarms, safety override of microprocessor control should cuff pressure reach dangerous levels, and self-test protocols to ensure proper operation of pneumatic control components. | 10-20-2011 |
20110265799 | TRACHEAL TUBE WITH DIVIDING MEMBRANE - Various embodiments of a tracheal tube having a flexible membrane disposed therein for separation of a ventilation lumen of the tracheal tube into multiple channels are provided. The flexible membrane is configured to divide a main ventilation lumen of the tracheal tube into an inspiration channel and an expiration channel. In some embodiments, a volume of the inspiration channel is substantially equal to a volume of the expiration channel. | 11-03-2011 |
20110265800 | LARYNGEAL MASK - A device for maintaining an airway in a patient. This device includes a mask having a resilient conformable peripheral portion that is shaped such that the mask forms a seal with the larynx when the mask is positioned in the laryngo pharynx to thereby prevent ingress of extraneous fluids into the larynx. The peripheral portion of the mask define at least one cavity for providing fluid communication to the esophagus when the mask is inserted into the laryngo pharynx. An airway tube is connected to or formed with the mask for passing gas to the larynx when the mask is properly inserted into the laryngo pharynx. The airway tube preferably is curved as it leaves the mask. | 11-03-2011 |
20110277772 | AIRWAY DEVICE - An airway device ( | 11-17-2011 |
20110297160 | PIVOTABLE ENDOTRACHEAL TUBE ASSEMBLIES - A pivotable endotracheal tube assembly includes an insertion tube defining a first ventilating lumen and adapted for insertion in the trachea of a patient, a connection tube defining a second ventilating lumen, and a pivotable fitting adapted to interconnect the tubes to thereby communicate the first and second ventilating lumens and provide free pivotal movement of one relative to the other. The pivotable fitting may include a a distal portion coupled to the insertion tube and having a female component, and may further include a proximal portion coupled to the connection tube and having a male component coaxially telescoped at least partially within the female component. A radial flange on the male component configured to be axially slidable within a corresponding groove in the female component may provide continuous and relative pivotable movement of the components. | 12-08-2011 |
20110315147 | TRACHEAL TUBE WITH MULTIFUNCTIONAL LUMEN - Various embodiments of a tracheal tube having a multifunctional lumen disposed in a tracheal tube wall are provided. Provided tracheal tubes include a ventilation lumen, through which bidirectional airflow may be established to and from a patient during operation, as well as a multifunctional lumen adapted to receive a variety of interchangeable medical devices. Embodiments of the provided tracheal tubes may provide for insertion or removal of a medical device from the multifunctional lumen without extubation of the tracheal tube from a patient. | 12-29-2011 |
20120000471 | TRACHEAL TUBES WITH IMPROVED SECRETION REMOVAL SYSTEMS - Various embodiments of a tracheal tube having a tubular body with an open distal end and a tube wall with a variable thickness are provided. The tube wall may include a thickened section comprising a void. The tracheal tube may also include an offset ventilation lumen disposed in the tubular body and adapted to facilitate airflow to and from a patient. Embodiments of the tracheal tube may also include a suction lumen disposed in the thickened section of the tube wall and terminating in a port opening into the void for removal of secretions from the patient's trachea. | 01-05-2012 |
20120012115 | INTERMITTENT LOW-PRESSURE OROTRACHEAL INTUBATION DEVICE - An orotracheal intubation device ( | 01-19-2012 |
20120024294 | LARYNGEAL MASK AIRWAY DEVICE WITH AIRWAY TUBE HAVING FLATTENED OUTER CIRCUMFERENCE AND ELLIPTICAL INNER AIRWAY PASSAGE - The disclosed laryngeal mask airway device includes an inflatable cuff and an airway tube. The inflatable cuff defines a central opening at least when inflated. The cuff is insertable through a mouth of a patient to an inserted location within the patient. The cuff surrounds a glottic opening of the patient when the cuff is inflated and at the inserted location. The airway tube extends from a proximal end to a distal end. The airway tube defines an internal passage, an anterior portion, a posterior portion, a left portion, and a right portion. An airway passage extends from the proximal end of the tube through the internal passage to the glottic opening when the cuff is inflated and at the inserted location. The anterior portion is characterized by a thinner wall thickness than the left and right portions. The posterior portion is characterized by a thinner wall thickness than the left and right portions. | 02-02-2012 |
20120085351 | LARYNGEAL MASK AIRWAY DEVICE - The invention relates to a laryngeal mask airway device for insertion into a patient to provide an airway passage to the patient's glottic opening. The device includes an airway tube, a mask attached to the airway tube, a peripheral inflatable cuff, and an outlet for gas. The mask is attached to the airway tube for gaseous communication between the tube and an outlet. The device further includes an oesophaegeal drain that includes a conduit that extends from an inlet at the distal end of the mask to an outlet disposed outside the patient when the device is in place. The conduit includes a mask section and airway tube section, wherein the mask section is formed integrally in the material of the body of the mask. | 04-12-2012 |
20120090619 | INFLATABLE RESPIRATORY CUFF WITH PRESSURE RELIEF VALVE - A respiratory cuff pressure regulator system is provided for use with a breathing tube equipped with an inflatable cuff, a tubule extending from the cuff and having a distal end communicating with an inside of the cuff, a proximal end having an inlet for inflating the cuff. The system includes a sealed housing enclosing an inflatable member and in fluid communication with the tubule, the sealed housing having an air inlet bore in fluid communication with the tubule inlet and with the interior of the inflatable member. A valve in the inlet bore is normally closed and opens for inflation of the inflatable member and ultimately the respiratory cuff. An equalizing biasing member in the sealed housing exerts a bias against the inflatable member. A pressure relief valve is provided in fluid communication with the tubule and is preset to open upon pressure in the tubule exceeding a predetermined amount. | 04-19-2012 |
20120090620 | DEVICE AND METHOD FOR IRRIGATING-EVACUATING A BODY CAVITY - A device for irrigating a body cavity is disclosed. The device comprises a first pump and a second pump being operatively linked via a manually-operated actuator member. The actuator member has at least a mode in which the actuator member activates the first pump to eject an initial volume of fluid out of the device, and a mode in which the actuator member activates the second pump to eject fluid out of the device and simultaneously activates the first pump to withdraw fluid into the device. | 04-19-2012 |
20120097168 | ENDOTRACHEAL TUBE WITH SUBGLOTTIC SECRETION SUCTION AND DETACHABLE SUCTION CONNECTION LINE - The present invention provides in some embodiments, an endotracheal tube with subglottic secretion suction and a detachable suction line. The endotracheal tube is an elongate tube having an outer wall defining an elongate central lumen and an elongate suction lumen. An inflatable cuff is attached near a distal end of the elongate tube. The shoulder of the inflatable cuff is inverted in order to increase the diameter of the cuff from its distal end to its proximal end. The endotracheal tube also includes a connector to couple the suction lumen to a source of suction to remove subglottic secretions from the area above the cuff. | 04-26-2012 |
20120097169 | Resin Product For Medical Use And Respiration-Assisting Tube - Disclosed is a respiration-assisting tube whereby tissue damages in vivo can be prevented and, as a result, inflammatory reactions and infections can be avoided. The respiration-assisting tube is developed based on the finding that adhesion of cells to a respiration-assisting tube can be inhibited by coating the respiration-assisting tube with a polymer containing 2-methacryloyloxyethyl phosphorylcholine (MPC). Also, the respiration-assisting tube is developed based on the finding that, by coating a respiration-assisting tube with a polymer containing MPC, mucosa peeling and tissue damages, which occur after using the respiration-assisting tube, can be prevented and, as a result, inflammatory reactions can be avoided. | 04-26-2012 |
20120125346 | ENDOTRACHEAL CUFF AND TECHNIQUE FOR USING THE SAME - An inflatable balloon cuff with a water-swellable coating may be adapted to seal a patient's trachea when associated with an endotracheal tube. The water-swellable coating may enhance a cuffs mechanical pressure seal. The water-swellable coating may be loosely adhered or not adhered to the cuff in order to allow the coating to flow into and seal any leak paths that may form when the cuff is inflated in a patient's trachea. | 05-24-2012 |
20120132212 | Endotracheal Tube with Multi-Mode Valve and Method of Using Same - An endotracheal tube for intubation within a patient's trachea. The endotracheal tube includes an elongated tube having a main lumen, an auxiliary lumen, a proximal end, and a distal end. An inflatable cuff is arranged on the elongated tube between the proximal and distal ends. A multi-mode valve is arranged on the elongated tube. A method for tracheal intubation of a patient is also disclosed. | 05-31-2012 |
20120145159 | Cuff-Equipped Tube - A cuff-equipped tube formed by providing a cuff to the outer periphery of a flexible tube, the cuff being expanded by introducing an operation fluid thereinto or being contracted by discharging the operation fluid therefrom. The cuff is provided with a cuff affixing portion expanded outward by the introduction of the operation fluid thereinto, and also with one mounting portion and the other mounting portion that are mounted to the outer peripheral surface of the tube. The connecting portions of the cuff affixing portion and the one mounting portion is affixed in a constricted shape to the outer peripheral surface of the tube, and the connecting portions of the cuff affixing portion and the other mounting portion is affixed in a constricted shape to the outer peripheral surface of the tube. | 06-14-2012 |
20120145160 | LARYNGEAL MASK AIRWAY DEVICE - The invention relates to a laryngeal mask airway device ( | 06-14-2012 |
20120145161 | LARYNGEAL MASK AIRWAY DEVICE - The invention relates to a laryngeal mask airway device ( | 06-14-2012 |
20120152257 | CUFFED MEDICAL TUBES - A cuffed silicone tracheostomy tube has two tapered recesses | 06-21-2012 |
20120174929 | ARTIFICIAL AIRWAY - An artificial airway including: an airway tube including at least one airway conduit; an inflatable cuff mounted on a distal end of the tube; a support member extending into the cuff, the cuff having inner side walls, anterior walls and a posterior wall, the inner side walls being joined to the support member to define a recess which communicates with the airway conduit, the anterior walls and posterior wall, sealingly engaging, in use, about the glottic opening and posterior pharyngeal wall respectively of a patient. | 07-12-2012 |
20120204884 | Endotracheal tube cuff pressure regulator - An inflated endotracheal tube cuff maintained at a desired inflation using a constant air source. The constant air flow source is connected to a pressure regulator that is connected to the endotracheal tube cuff via the endotracheal tube cuff lumen. The regulator includes a bleed valve used to control the air pressure to the cuff so that a constant desired air pressure is maintained. The regulator may also include a manometer for visually displaying the pressure in the regulator, and thereby the cuff. | 08-16-2012 |
20120211010 | LARYNGEAL MASK AIRWAY DEVICE - A laryngeal-mask airway device including provision for drainage of the oesophagus including an inflatable main-cuff and a backplate having a laryngeal-side and a pharyngeal-side. The backplate also has an external tube joint adjacent to the proximal region of the main-cuff. The backplate is hermetically bonded to the periphery of the main-cuff establishing separation between a laryngeal-chamber region and a pharyngeal region. A distally open evacuation tube includes a distal portion which longitudinally traverses the interior of the distal region of the main-cuff in sealed relation therewith for operative engagement and communication with the inlet of the oesophagus. The evacuation tube traverses the laryngeal-chamber region generally adjacent to the laryngeal-side of the backplate and passages through a proximally located tube-joint to the pharyngeal region. An airway tube also extends into the tube joint for communication with an airway port to provide a flowpath between the airway tube and laryngeal-chamber region. | 08-23-2012 |
20120234328 | Larynx tube and method for the production thereof - A larynx tube ( | 09-20-2012 |
20120255555 | INFLATION AND MONITORING ASSEMBLY FOR A PRESSURE CUFF - An assembly structured to inflate a retaining or pressure cuff of a medical device of the type associated with artificial airway tube and concurrently monitor pressure therein. A pump assembly is movably connected to a casing and structured to force fluid flow, for inflation of a pressure chamber of the casing. An indicator member is visually accessible through a casing window and is variably positionable dependent on and indicative of existing pressure within the retaining cuff. The existing pressure within the pressure chamber is substantially equivalent to that within the retaining cuff thereby facilitating the variable position of the indicator member being indicative of pressure within the retaining cuff. A junction between the casing and an inflation lumen is structured to allow disconnection and prevent reconnection between the casing and the lumen. | 10-11-2012 |
20120260921 | ENDOTRACHEAL TUBE WITH BRONCHOSCOPE VIEWING PORT - Provided is a side-by-side dual lumen ventilation tube and viewing tube combination. The ventilation tube can be sized similar to conventional endotracheal tubes and the viewing tube can be sized to receive a bronchoscope of a desired size. Also provided are methods of using the dual lumen medical device such as in tracheotomy procedures. | 10-18-2012 |
20120279505 | TRACHEAL TUBE COMPRISING TRACHEA SEALING PORTION - The present invention provides a tracheal tube comprising: a hollow tube inserted into the trachea; a first volume expansion portion for encompassing one side of the hollow tube; a second volume expansion portion positioned below the first volume expansion portion; a first conduit for expanding the first volume expansion portion and the second volume expansion portion; and a second conduit for supplying media for sealing to a trachea sealing portion positioned between the first volume expansion portion and the second volume expansion portion. The tracheal tube of the present invention can reduce the pressure of two cuffs which are the volume expansion portions, and can effectively improve sealing by supplying media to the trachea sealing portion positioned between the two cuffs. The tracheal tube of the present invention can reduce pulmonary aspiration and can thus considerably prevent ventilator-associated pneumonia (VAP). | 11-08-2012 |
20130000649 | TRACHEAL TUBE WITH CONTROLLED-PROFILE CUFF - The present disclosure describes systems and methods that utilize a tracheal tube with a reduced profile. An inflatable balloon cuff may be positioned within a recessed portion of an outer wall of the tracheal tube to reduce the overall profile of the tracheal tube. In this manner, protrusion of the inflatable balloon cuff from the tube is minimized, which protects the cuff from damage (e.g., snagging) and eases intubation. In addition, in certain embodiments, the recessed portion may change the outer wall diameter of the tube wall without affecting the inner wall diameter so that the work of breathing for the patient is not increased. | 01-03-2013 |
20130000650 | ENDOTRACHEAL CUFF AND TECHNIQUE FOR USING THE SAME - An inflatable balloon cuff may be adapted to seal a patient's trachea when associated with an endotracheal tube. Configurations of these cuffs that include tapered regions with certain characteristics, such as angle of taper, cuff diameter, and cuff wall thickness, may provide improved sealing of the trachea. | 01-03-2013 |
20130008451 | ENDOTRACHEAL CUFF AND TECHNIQUE FOR USING THE SAME - An inflatable balloon cuff may be adapted to seal a patient's trachea when associated with an endotracheal tube. Configurations of these cuffs that include tapered regions with certain characteristics, such as cuff wall diameter and thickness, may provide improved sealing of the trachea. | 01-10-2013 |
20130014761 | ENDOTRACHEAL TUBE HAVING ONE OR MORE BLOCKING ELEMENTS, BLOCKING ELEMENTS, AND A METHOD OF USING BLOCKING ELEMENTS - An endotracheal device that comprises an endotracheal tube sized and shaped for being disposed within the trachea so that at least a distal segment thereof being placed in the windpipe lumen of a patient and at least one self expending element disposed around a peripheral surface of the endotracheal tube and having a first thickness in a compressed state and a second thickness in an expanded state, the at least one self expending element switching from the compressed state to the expanded state when absorbing moisture. The first thickness is thinner than the second thickness. | 01-17-2013 |
20130019871 | Inflatable Oral Airway Apparatus and Method for Using the Same - An inflatable oral airway (IOA) device for maintaining the patency of an airway of a patient without substantial extension into the pharynx or larynx of the patient. The IOA is inserted into the patient's oro-pharynx after the patient is sedated or under general anesthesia. The IOA comprises a core that is substantially shaped the same as a conventional or normal human airway. The IOA has an inverted orientation, i.e. the bottom or ventral surface of the core rests on the upper surface of the patient's tongue. The IOA also comprises a cuff and a hinge balloon which may be inflated in tandem or in sequence to open and support the soft tissues of the mouth and pharynx in four different directions as well as articulate and increase the internal volume of the IOA itself. | 01-24-2013 |
20130025602 | TRACHEAL TUBE POSITIONING DEVICES AND METHODS - Various embodiments of tracheal tube assemblies disclosed herein may include a tubular body having an open distal end for ventilating a patient and a cuff disposed around the tubular body above the open distal end. The cuff may be adapted to be inflated to seal the cuff against a wall of a trachea of the patient. The cuff may include a first portion that spaces the tubular body a first distance from the tracheal wall when inflated and a second portion that spaces the tubular body a second distance from the tracheal wall when inflated. The second distance may be greater than the first distance. | 01-31-2013 |
20130037035 | ENDOTRACHEAL CUFF AND TECHNIQUE FOR USING THE SAME - A multi-layer inflatable balloon cuff may be adapted to seal a patient's trachea when associated with an endotracheal tube. The outer layer and the inner layer of the balloon cuff may have different material properties that may enhance a cuff's mechanical pressure seal by reducing wrinkles or folds that may form against a patient's tracheal walls. | 02-14-2013 |
20130042872 | CUFFED MEDICAL TUBES - A cuffed silicone tracheostomy tube has two tapered recesses on its outer surface in which opposite ends of a resilient cuff are bonded using an adhesive or solvent. Two shallow ribs extend around the tube on the inner edge of each recess, projecting outwardly to prevent the adhesive or solvent spreading onto the inflatable portion of the cuff. The cuff has several shallow ribs extending around the cuff and spaced along its inflatable portion to promote even inflation. | 02-21-2013 |
20130092171 | MULTI-LUMEN TRACHEAL TUBE WITH PRESSURE DISTRIBUTION - The present disclosure describes systems and methods that utilize a tracheal tube with pressure distribution features. For certain patients, the vocal cords may form a seal with an inserted tracheal tube. A pressure distribution lumen may allow fluid communication between tracheal space above and below the vocal cords. This in turn may reduce the formation of a vacuum seal forming around a suction lumen evacuation port. Accordingly, the disclosed embodiments provide improved suctioning by distributing the pressure around the evacuation port and the space above the vocal cords. | 04-18-2013 |
20130092172 | STOPPER DEVICE - An airway [( | 04-18-2013 |
20130098365 | METHOD AND SYSTEM FOR PREVENTION OF SURGICAL FIRES - System and method for prevention of surgical fires inside a patient's airway. The system includes a specially adapted endotracheal tube which carries sublines (in addition to the main line carrying anesthetic gases) for carrying an air sample back from the distal end of the tube to a remote oxygen sensor. Upon the sensor sensing an undesirably or dangerously high level of oxygen within the patient's airway, the system operates alarms to alert the surgical personnel, and also operates a controllable valve to admit an inert gas into other sublines associated with the endotracheal tube and which deliver the inert fire suppressing gas to the distal end of the tube, proximal to the cuff, inside the patient's airway. | 04-25-2013 |
20130098366 | Artificial Oral Airway, Esophageal Blocker, and Pharyngeal Airway Assembly - An artificial oral airway, an esophageal blocker, and a pharyngeal airway assembly are disclosed. The artificial oral airway includes a main body and an airway, wherein the airway penetrates the main body and the main body has a body front end. The esophageal blocker is slidably connected to the artificial oral airway and penetrates the main body to contact the esophagus of a patient. The esophageal blocker has an opening portion, an esophageal blocking portion, and a slice body, wherein the opening portion touches the body front end, and the esophageal blocking portion is used for blocking the esophagus of the patient. The slice body is used for connecting the opening portion and the esophageal blocking portion. | 04-25-2013 |
20130098367 | Laryngeal Mask - A laryngeal mask for covering an opening of the larynx and touching an opening of the esophagus of a patient is disclosed. The laryngeal mask has a tube and a mask portion, wherein the tube has a first end. The mask portion has an upper surface, a front end, and an esophageal blocking portion, wherein the upper surface connects to the first end; the esophageal blocking portion is situated at the front end. When the laryngeal mask is being placed into the patient's pharynx, the esophageal blocking portion moves along bilateral sides of the esophagus and blocks the opening of the esophagus such that the opening of the larynx is properly covered by the laryngeal mask. | 04-25-2013 |
20130112207 | ENDOTRACHEAL TUBE WITH DUAL PORT SUBGLOTTIC SECRETION SUCTIONING - The present invention provides in some embodiments, an endotracheal tube with subglottic secretion suction and a detachable suction line. The endotracheal tube is an elongate tube having an outer wall defining an elongate central lumen and an elongate suction lumen. The outer wall also defines an opening to the suction lumen near a distal end of the endotracheal tube An inflatable cuff is attached near a distal end of the elongate tube. The shoulder of the inflatable cuff is inverted in order to increase the diameter of the cuff from its distal end to its proximal end. A diffuser cap is positioned over the opening to the suction lumen and defines a fluid flow path for secretions into the suction lumen through the opening to the suction lumen. | 05-09-2013 |
20130125897 | LARYNGEAL MASK - A device for maintaining an airway in a patient, the device including a mask having a peripheral portion that forms a seal with the larynx when the mask is positioned in the laryngo pharynx to thereby prevent ingress of extraneous fluids into the larynx; an airway tube connected to or formed with the mask for passing gas to the larynx when the mask is properly inserted into the laryngo pharynx; and one or more elongated members located on the mask, wherein the application of force to the elongated members causes elastic deformation of the device, thereby facilitating insertion of the device into the patient. | 05-23-2013 |
20130125898 | HYBRID TUBING SUPRAGLOTTIC AIRWAY DEVICE - A hybrid tubing supraglottic airway device secures patient airway and ensures unobstructed passageways for the delivery of air and medications such as anesthetic gases to unconscious patients. It is designed to retain all the advantages of such devices in the prior art yet be superior by providing both improved ease of placement in patient throats and allowing surgeons unrestricted access to operating fields, especially in cases of facial or other head surgeries. Two major components of this supraglottic airway device are a supraglottic mask and a hybrid breathing tube that consists of a rigid distal section that is connected to the mask and a flexible proximal section that extends out of the patient's mouth. | 05-23-2013 |
20130146062 | Multi-Diameter Pediatric Tracheal Cuff - The present disclosure describes an endotracheal tube for a child, the tube having a balloon mounted near the distal end of the tube. The tube has a ventilation lumen and an inflation line used to inflate the balloon. The balloon is mounted to the tube at a lower mounting point and an upper mounting point. The upper mounting point is above the level of the vocal cords. The balloon has a lower and upper diameter when inflated, and the upper diameter is from 1.1 to 1.5 times larger than the outer diameter of the tube. | 06-13-2013 |
20130146063 | SHAPED EVACUATION PORT FOR A MULTI-LUMEN TRACHEAL TUBE - The present disclosure describes systems and methods that utilize a tracheal tube with a shaped evacuation port. An evacuation port coupled to a suction lumen may be shaped to reduce air channel formation within the suction lumen, which in turn may improve the suctioning force and efficiency. The shaped evacuation ports may be generally oval or may be shaped to minimize a height dimension while maintaining a suitable cross-sectional area. In particular embodiments, the shaped evacuation ports may have cross-sectional areas that correspond to a cross-sectional area of the suction lumen. | 06-13-2013 |
20130160771 | ENDOTRACHEAL TUBE FOR MECHANICAL VENTILATION - The present invention relates generally to medical devices, methods, and kits. More particularly, the present invention relates to improved endotracheal tubes or patient ventilation tubes which prevent the leakage of proximal secretions to the distal airways. | 06-27-2013 |
20130186407 | Single Lung/Lobe Ventilation Endotracheal Tube - Techniques for single lung ventilation (SLV) include a hollow main tube with outer diameter sized to fit inside a bronchus of a patient. The length of the main tube is sufficient for a distal end of the main tube to reach a first side bronchus from a proximal end configured to be located in a vicinity of a mouth of the patient. The hollow main tube has a ventilating orifice separated from the distal end at a location that corresponds to a different second side bronchus. A hollow tubular sleeve is moveably disposed inside and longitudinally aligned with the main tube. The sleeve is configured to be positioned in at least two positions: a first position that does not block the ventilating orifice; and, a second position that does block the ventilating orifice. | 07-25-2013 |
20130220332 | LARYNGEAL MASK WITH ENHANCED INSERTION - A laryngeal mask for establishing an artificial airway in a patient includes a mask portion having a resilient conformable peripheral portion shaped such that the mask forms a seal with the larynx when the mask is positioned in the laryngopharynx, and an airway tube connected to or formed with the mask for passing gas to the larynx when the mask is properly inserted into the laryngopharynx. The mask portion includes at least one region of reduced wall thickness or enhanced flexibility, and at least one region of increased wall thickness (relative to the reduced wall thickness) or enhanced stiffness (relative to the region of enhanced flexibility), the at least one region of increased wall thickness or enhanced stiffness having a larger longitudinal extent than a longitudinal extent of the at least one region of reduced wall thickness or enhanced flexibility. The resilient conformable peripheral portion may be an inflatable cuff. | 08-29-2013 |
20130233321 | Methods and Apparatus for Safe Application of an Intubation Device - Intubation is a potentially dangerous invasive procedure with many plausible errors, such as over-inflation of a cuff and insertion of an intubation tube in the wrong lumen, potentially resulting in a patient's internal bleeding, suffocation, or even death. An intubation aide according to example embodiments of the present invention allows intubation of a patient, while eliminating potential injury to the patient, increasing accuracy and reliability of the placement of the intubation tube, and drastically decreasing procedural time. Within moments of insertion of the device into a patient, the medical caregiver knows, with complete certainty, the location of the intubation device without applying traditional time-consuming tasks. Embodiments also provide patient safety, if intubated for a prolonged periods, by regulating an inflation pressure of the cuff. The intubation aide can also be used for training purposes and is ideal for intubation in hospital and field settings. | 09-12-2013 |
20130247917 | ARTIFICIAL AIRWAY DEVICE - The invention relates to an artificial airway device ( | 09-26-2013 |
20130255692 | Tracheostomy Tube - A tracheostomy tube with a tracheostomy cannula is provided at least in areas with helical reinforcement and with at least one phonation opening disposed in the tracheostomy cannula. The pitch of the helical reinforcement in the area of the at least one phonation opening is increased such that the at least one phonation opening is fitted between two turns of the helical reinforcement. An improved tracheostomy tube with high stability is provided. | 10-03-2013 |
20130269703 | METHOD AND SYSTEM FOR DETERMINING TRACHEAL AND LOCATION INFORMATION FOR A TRACHEAL TUBE - According to various embodiments, a tracheal tube may include signal sources for providing information at various locations on the tube or in an inflated cuff. The signals from the signal sources may be triangulated to determine the location of the tube in relation to a reference point on the body. The location information may provide an indication as to whether or not the tracheal tube is properly placed within the trachea. | 10-17-2013 |
20130276791 | AIRWAY STABILIZATION SYSTEM - An airway stabilization system is provided which may be fitted to any airway device to maintain an airway in a patient and which prevents clinically significant movement of the airway device with respect to the patient's vocal cords in response to the application of significant forces in any direction to the device, be they longitudinal, torsional/rotational or bending. The system comprises an improved airway device and an improved securing device having interactive components that cooperate integrally with and engage one another to provide unparalleled strength and stability against movement. The securing device includes a unique stabilizer conjured to releasable engage or release a retention structure on the airway device with a simple twist to facilitate ease of application in all conditions. A connector is also provided for facilitating ease of connection and disconnection to a source of ventilatory air without constricting the airway device. | 10-24-2013 |
20130291871 | CUFF PRESSURE MEASUREMENT DEVICE FOR A TRACHEAL TUBE - According to various embodiments, methods and systems for determining pressure in an inflatable cuff of a tracheal tube may employ pressure transducers associated with a cuff inflation line or a pilot balloon assembly. The pressure transducers may be implemented to provide continuous or intermittent cuff pressure. Also provided are tracheal tubes with adapters or other devices that incorporate pressure transducers. The tracheal tubes may facilitate wireless cuff pressure monitoring. | 11-07-2013 |
20140000622 | DEVICES AND METHODS FOR PREVENTING TRACHEAL ASPIRATION | 01-02-2014 |
20140000623 | ENDOTRACHEAL TUBE FOR MECHANICAL VENTILATION | 01-02-2014 |
20140000624 | ADAPTABLE LARYNGEAL MASK | 01-02-2014 |
20140007882 | Tracheotomy Tube Set - A tracheotomy tube set is provided with a tracheotomy tube including a cannula including a connecting member at a proximal end and a bellows member joining to the connecting member, a balloon cuff formed proximal to a distal end of the cannula, a first wing extending from one side of one end of the balloon cuff, a second wing extending from the other side of one end of the balloon cuff, a first wedge balloon formed between the first wing and an insertion section between the balloon cuff and the distal end of the cannula, an opposite second wedge balloon formed between the second wing and the insertion section, and a line having one end communicating with both the first and second wedge balloons; and a fixation device including a split flange, a hole through the flange, and two slots formed at both sides of the fixation device respectively. | 01-09-2014 |
20140014113 | Neonatal Laryngeal Mask Airway-NLMA (NLMA-0 and NLMA-1) - The disclosed Neonatal Laryngeal Mask Airway-0 and 1 (NLMA-0, NLMA-1) device includes an inflatable cuff, an airway tube, a connector, backplate with an aperture. The cuff is insertable through mouth of the patient to an inserted location within patient oropharynx. The cuff of the NLMA surrounds glottis opening and opening in the backplate of the NLMA. The airway tube is a communicating passage between connector and inflatable cuff. The connector is attached to the outer end of the airway tube and inflatable cuff attached to the inner portion of the airway tube. | 01-16-2014 |
20140014114 | LARYNGEAL MASK AIRWAY - An airway device ( | 01-16-2014 |
20140034060 | ARTIFICIAL AIRWAY - An artificial airway including an airway tube having proximal and distal ends and a mask mounted at the distal end of the airway tube characterized in that the airway tube includes a curved portion adjacent to its distal end and a straight portion extending from the curved portion to the proximal end of the airway tube and the curved portion is more rigid than the straight portion. | 02-06-2014 |
20140041665 | CURVATURE-ADJUSTABLE ENDOTRACHEAL TUBE - Disclosed is a curvature-adjustable endotracheal tube. The curvature-adjustable endotracheal tube includes: a hollow cylindrical tube body configured to maintain a patient's airway; and a curvature-adjusting wire configured to allow an operator to freely adjust the curvature of the tube body to correspond to the curvature of the patient's airway into which the tube body is inserted. Both ends of the curvature-adjusting wire are respectively fixed to a distal portion and a proximal portion of the tube body such that the distal portion is pulled and bent when the proximal portion is bent by the operator. | 02-13-2014 |
20140076326 | Medical Tubes for Selective Mechanical Ventilation of the Lungs - A single lumen endobronchial tube for selective mechanical ventilation of the lungs can include a medical tube having a single lumen with an opening at each of opposed distal and proximal ends of the tube, the opening at the proximal end of the tube being adapted for connection to an external mechanical ventilation device, and the opening at the distal end of the tube being adapted for delivery of a medical gas; a wall extending throughout the tube's entire length having an internal wall surface, an external wall surface and a thickness therebetween, a portion of the wall having an aperture and a shaft adapted to house a mechanism for sealing the aperture; a distal bronchial cuff positioned along the external wall surface and adapted to expand radially outward; and at least a first proximal tracheal cuff positioned along the external wall surface and adapted to expand radially outward. | 03-20-2014 |
20140083432 | OROTRACHEAL TUBE FOR TRACHEOSTOMY PROCEDURE - The present invention relates to an oro-tracheal tube for interventions of tracheotomy that, at least in the distal end ( | 03-27-2014 |
20140102459 | Expandable Inter Vivos Tube - A flexible expandable inter vivos tube includes at least one arched segmented portion, a corresponding movable element and at least one expansion mechanism. The at least one arched segmented portion and corresponding movable element forming a flexible closed longitudinally expandable tube. The at least one arched segment includes an H-shaped connector forming cavities that allows variable slidable movement of a free end portion of the corresponding movable element. To move one or more of the longitudinal segments of the expandable tube, which are within the cul-de-sac cavities of the H-shaped connector, a sliding mechanism within the H-shaped connector moves from a first position to a second position to cause the expansion mechanism to expand such that the diameter of the flexible inter vivos tube is increased. | 04-17-2014 |
20140109914 | ENDOTRACHEAL CUFF AND TECHNIQUE FOR USING THE SAME - An inflatable balloon cuff may be adapted to seal a patient's trachea when associated with an endotracheal tube. Configurations of these cuffs that include tapered regions with certain characteristics, such as cuff wall diameter and thickness, may provide improved sealing of the trachea. | 04-24-2014 |
20140116446 | Expandable Inter Vivos Tube - A flexible expandable inter vivos tube includes at least one arched segmented portion, a corresponding movable element and at least one positioning mechanism. The at least one arched segmented portion and corresponding movable element forming a flexible closed longitudinally expandable tube. The at least one arched segment includes an H-shaped connector having at least one cavity that allows variable slidable movement of a free end portion of the corresponding movable element. To move one or more of the movable elements of the expandable tube, which are within a cavity of the “H”-shaped connector, a fluid or air is introduced into the H-shaped connector running along the longitudinal axis of the flexible expandable inter vivos tube, so that the hydraulic or air pressure within an inner rib of the H-shaped connector expands the movable elements and, thus, the circumference and diameter of the flexible inter vivos tube are increased. A free end of the arched segment may include a retaining pin that engages a serrated free end of the corresponding movable element. | 05-01-2014 |
20140166020 | DEVICE TO SECURE AIRWAY DURING EMERGENCY CARE - An airway management device including a tubular member dimensioned for introducing air into a trachea of a mammal, the tubular member having a proximal portion, a distal portion, and a middle portion between the proximal portion and the distal portion. The tubular member is dimensioned for positioning of the proximal portion in an oral cavity of a mammal, the middle portion in an oropharynx of the mammal and the distal portion in an esophagus of the mammal. An inflatable oral cavity balloon is positioned at the proximal portion and dimensioned to occlude the oral cavity. An inflatable esophageal balloon is positioned at the distal portion and dimensioned to occlude the esophagus. Apertures may be formed within the middle portion such that air introduced into the tubular member is output through the apertures to a trachea. | 06-19-2014 |
20140182595 | Tracheostomy Tube with Cannula Connector - A tracheal tube assembly includes a cannula connector that includes a cannula connector cap coupled to a flange assembly. The flange assembly is in turn coupled to a cannula. The flange assembly includes a portion that extends through slots formed at or near a proximal end of the cannula connector cap. The flange assembly may be overmolded. | 07-03-2014 |
20140182596 | AIRWAY ASSEMBLY FOR TRACHEAL INTUBATION - In some embodiments, an airway assembly may be used in a procedure that requires tracheal intubation. The airway assembly may include a first conduit, a sleeve, and a stent. The first conduit and the sleeve may be relatively flexible, facilitating insertion of the airway assembly in a body lumen (e.g., an air passage way). The first conduit may function to deliver gases (e.g., air) to the body lumen and consequently the patient. The first conduit may be positioned in the sleeve during use. The sleeve may be removably coupled to the first conduit. In certain embodiments, a sleeve may function to inhibit a stent from expanding until desired. In some embodiments, an elongated member may be positionable in the first conduit. The elongated member may be configurable to substantially retain a new shape upon deformation. The stent may be coupled towards the distal end of the first conduit. The stent may function to inhibit the body lumen from collapsing. In certain embodiments, a stent may function to inhibit the body lumen from collapsing without exerting unnecessary outward pressures on the inner surface of the body lumen. | 07-03-2014 |
20140190487 | TRACHEAL TUBE WITH PILOT VALVE BALLOON GUARD - A pilot balloon assembly for a tracheal tube includes a pilot balloon guard for a pilot balloon. The pilot balloon guard includes an enclosure having walls that define an interior volume that is greater than an interior volume of a pilot balloon. The pilot balloon is received by the enclosure and inflates within the enclosure to indicate inflation of a cuff of the tracheal tube. The pilot balloon guard enclosure absorbs externally applied forces to prevent transfer of the externally applied forces to the pilot balloon. | 07-10-2014 |
20140196721 | Pressure release means and placement indicator for inflatable catheter or respiratory gas supply retention means - Under- and overinflation of retention balloons and cuffs for catheters including Foley catheters, and for endotracheal tubes, tracheostomy tubes, laryngeal mask airways and similar devices is correlated with hospital acquired infections and with patient injury. In this patent, a solution that correctly inflates inflatable retention devices is taught, whereby a pressure release means is incorporated into the inflation pathway from the fluid input syringe to the retention means while inflating. This pressure release means can be set to open at or near the optimal fluid pressure so that overinflation can be prevented by releasing any pressure above the optimal pressure and underinflation can be prevented by a user pressurizing the cuff until the valve is noticed to open. As well, observation of fluid leaked through the pressure relief means can indicate misplacement of the retention means, allowing the user to reposition it before patient injury occurs. The invention is presented as a standalone part and in a format whereby the invention is integrated into existing airway cuff inflation designs. | 07-17-2014 |
20140230824 | Pressure Indicator - Pressure indicator comprising a base, a deformable membrane fixed to the base in a fluid-tight manner according to a closed contour, and a body fixed to the base, delimiting a hollow volume covering the deformable membrane on the side opposite the base, while encompassing at least the closed contour, at least one inlet for a fluid the pressure of which is to be measured in a pressure range, wherein the deformable membrane is such that the expansion thereof for said pressure range is sufficient to be visible to the naked eye and to allow a direct display indicative of the pressure, in that the base is drilled with at least one first hole a first end of which emerges between the deformable membrane and the base in the closed contour, in that the body is drilled with at least one second hole a first end of which emerges into said hollow volume, in that the other end of the first hole is linked to the inlet respectively to the open air, in that the other end of the second hole is linked to the open air, respectively to the inlet, so that a pressure, respectively a pressure reduction, of fluid at the inlet causes an expansion of the deformable membrane in the hollow volume delimited by the body. Application of such an indicator to the monitoring of the inflation of a medical apparatus pad. | 08-21-2014 |
20140261442 | CUFF PRESSURE MEASUREMENT DEVICE FOR A TRACHEAL TUBE - According to various embodiments, methods and systems for determining pressure in an inflatable cuff of a tracheal tube may employ pressure transducers associated with a cuff inflation line. The pressure transducers may be implemented to provide continuous or intermittent cuff pressure. Also provided are inflation assemblies or other devices that incorporate pressure transducers. The inflation assemblies may be coupled to the tracheal tubes via the inflation line. | 09-18-2014 |
20140261443 | SYSTEM AND ASSEMBLY FOR INFLATING AND MONITORING PRESSURE WITHIN A RETAINING CUFF - A system and accompanying assembly, of integrated or modular construction, for inflating and monitoring pressure within a retaining cuff including a housing having a pressure chamber connected in fluid communication with a fluid pressure source and a fluid communicating connection with the retaining cuff. Associated control circuitry includes a pressure sensor disposable in fluid communication with the pressure chamber and the retaining cuff, via the fluid communicating connection and structured to concurrently determine and monitor pressure within the pressure chamber and the retaining cuff. The control circuitry is cooperatively structured with the pressure sensor and other operative components to establish dynamic multilevel sampling capabilities, calibration parameters stored within the control circuitry prior to use and limited or single use capabilities of the assembly. | 09-18-2014 |
20140311497 | LUNG VENTILATION DEVICE - A lung ventilation device has a stem to fit in a trachea, having at least two ventilation passageways communicating with distal passageways configured to fit in the bronchi at the carina. There is a positioning balloon to engage the walls at the carina when inflated. The positioning balloon has a proximal annular portion surrounding a distal end of the stem, and a plurality of annular distal portions, each surrounding a distal passageway end. The distal balloon portions are extensions of the proximal balloon portion. There may be a frangible link between the distal passageways, to break to separate the distal passageways in situ for bronchi entry as the positioning balloon is inflated. There may be stylets extending along the stem and arranged to provide stiffness to the distal passageways during device advancement in the trachea. | 10-23-2014 |
20140332008 | LARYNGEAL MASK AIRWAY DEVICE - A laryngeal mask airway device for insertion into a patient to provide an airway passage to the patient's glottic opening. The device includes an airway tube, a mask attached to the airway tube, a peripheral inflatable cuff, and an outlet for gas. The mask is attached to the airway tube for gaseous communication between the tube and an outlet. The device further includes an oesophageal drain that includes a conduit that extends from an inlet at the distal end of the mask to an outlet disposed outside the patient when the device is in place. The conduit includes a mask section and airway tube section, wherein the mask section is formed integrally in the material of the body of the mask. | 11-13-2014 |
20140338673 | Welded Cuff - A cuff for placement on the outside surface of a first tube, for example, a tracheostomy or endotracheal tube, and a method of making the cuff. A pattern of the cuff including first and second end regions by which the cuff is to be attached to the first tube is RF welded onto second tube of a thin pliable RF weldable polymer. Polymer material outside the pattern is removed, leaving the length of the cuff including the first and second end regions. The length of the cuff including the first and second end regions is turned inside out to place the cut edge of the weld of the RF welded seam on the inside. The first end region is slipped onto an end of the first tube. The first end region is turned inside out again to orient the cut edge of the weld of the RF welded seam away from the first tube. The first end region is attached to the first tube. The second region is slipped onto the end of the first tube and turned inside out again to orient the cut edge of the weld of the RF welded seam away from the first tube, and attached to the first tube. | 11-20-2014 |
20140338674 | APPARATUS FOR SECURING A TRACHEAL TUBE OR THE LIKE TO A PATIENT - An improved method for securing a tracheal tube, an adjunct tube, and oropharyngeal tube, a nasogastric tube, a laryngeal tube or laryngeal mask airway to a patient utilizing an elongated strip of adhesive tape, which is specifically adapted therefor. | 11-20-2014 |
20150007826 | ENDOTRACHEAL TUBES AND SYSTEMS AND METHODS FOR EVALUATING BREATHING - The present application relates to endotracheal tubes and to systems and methods for detecting airway edema and evaluating breathing with an endotracheal tube | 01-08-2015 |
20150013684 | SPEAKING VALVE SYSTEM WITH CUFF DEFLATION - A tracheal tube system includes a tracheal tube assembly having a cannula configured to be positioned in a patient airway, and a connector coupled to the proximal end of the cannula. The tracheal tube assembly further includes a cuff disposed about the cannula. The tracheal tube system additionally includes a speaking valve comprising means for deflating the cuff, wherein the speaking valve, the connector, and the cannula form a contiguous passageway for delivering air one-way into the patient airway when the speaking valve is disposed onto the end connector. | 01-15-2015 |
20150034089 | SPEAKING VALVE SYSTEM WITH CUFF DEFLATION - A tracheal tube system includes a conduit and an inflatable cuff disposed on the conduit that seals a patient's airway. The tracheal tube system also includes an inflation line disposed along a portion of a length of the conduit and terminating in an opening within the inflatable cuff. The tracheal tube system further includes a speaking valve disposed at a proximal end of the conduit and in fluid communication with the inflatable cuff. The speaking valve is fluidly coupled to the inflatable cuff via a one-way valve such that fluid from the cuff flows into the speaking valve when the one-way valve is open. | 02-05-2015 |
20150083138 | LARYNGEAL MASK AIRWAY DEVICE - A laryngeal-mask airway device including provision for drainage of the oesophagus including an inflatable main-cuff and a backplate having a laryngeal-side and a pharyngeal-side. The backplate also has an external tube joint adjacent to the proximal region of the main-cuff. The backplate is hermetically bonded to the periphery of the main-cuff establishing separation between a laryngeal-chamber region and a pharyngeal region. A distally open evacuation tube includes a distal portion which longitudinally traverses the interior of the distal region of the main-cuff in sealed relation therewith for operative engagement and communication with the inlet of the oesophagus. The evacuation tube traverses the laryngeal-chamber region generally adjacent to the laryngeal-side of the backplate and passages through a proximally located tube-joint to the pharyngeal region. An airway tube also extends into the tube joint for communication with an airway port to provide a flowpath between the airway tube and laryngeal-chamber region. | 03-26-2015 |
20150090269 | Device and Method for Detection and Treatment of Ventilator Associated Pneumonia in a Mammalian Subject - Devices and methods are disclosed herein for preventing or treating ventilator associated pneumonia in a mammalian subject. The device includes an endotracheal tube having an interior surface and an exterior surface; an actively-controllable anchoring cuff comprising two or more inflatable balloons configured to contact the exterior surface of the endotracheal tube and configured to contact the trachea of a mammalian subject; a pressure sensor configured to detect pressure of one or more of the inflatable balloons; and a controller in communication with the pressure sensor, the controller configured to actively vary pressure of the two or more of the inflatable balloons of the anchoring cuff. | 04-02-2015 |
20150090270 | Device and Method for Detection and Treatment of Ventilator Associated Pneumonia in a Mammalian Subject - Devices and methods are disclosed herein for preventing or treating ventilator associated pneumonia in a mammalian subject. The device includes an endotracheal tube having an interior surface and an exterior surface; and one or more closed cell layers in contact with the exterior surface and circumferentially surrounding one or more longitudinal portion of the endotracheal tube, wherein the closed cell layer is flexibly shaped to reversibly form a seal in a trachea of a mammalian subject. | 04-02-2015 |
20150101611 | TRACHEAL TUBE - In an embodiment, a tracheal tube system has a first tube, which is flexible. The tube has an opening that is located on the sidewalls. A balloon is attached to the flexible tube. When inflated, the balloon forms a second tube surrounding the first tube with an air space between the first wall of the balloon and the sidewalls of the first tube. The balloon extends covering the opening on the sidewall. Air flowing into the first tube exits, via the third opening into the airspace between the first tube and the balloon, out of the airspace. In another embodiment, the balloon has a tube with multiplicity of holes in the walls is wrapped around the outer wall of the balloon. Negative pressure in the third tube creates suction holding the outer wall of the balloon to walls of the trachea. | 04-16-2015 |
20150101612 | TRACHEAL TUBE - In an embodiment, a tracheal tube system has a first tube, which is flexible. The tube has an opening that is located on the sidewalls. A balloon is attached to the flexible tube. When inflated, the balloon forms a second tube surrounding the first tube with an air space between the first wall of the balloon and the sidewalls of the first tube. The balloon extends covering the opening on the sidewall. Air flowing into the first tube exits, via the third opening into the airspace between the first tube and the balloon, out of the airspace. In another embodiment, the balloon has a tube with multiplicity of holes in the walls is wrapped around the outer wall of the balloon. Negative pressure in the third tube creates suction holding the outer wall of the balloon to walls of the trachea. | 04-16-2015 |
20150114400 | LARYNGEAL MASK HEAD - Especially during emergencies, there is a need for laryngeal mask heads with a ventral respiration chamber ( | 04-30-2015 |
20150290410 | Pressure equalization balloon and method for the production thereof - The present invention relates to a pressure equalization balloon, wherein the volume of the pressure equalization balloon is connected to a further volume, the pressure of which is intended to remain as constant as possible even in the event of a forced volume change. Therefore, in order to keep the cuff pressure in the pressure range that is generally considered appropriate and optimal of between roughly 20 mbar and 30 mbar, the equalization balloon is produced according to the invention from a thermoplastic polymer (TPE) and is overstretched past the maximum intended control volume before first use and is then relaxed to the range of the control volume. Therefore the modulus of elasticity of the TPE is changed in such a manner that the pressure prevailing in the equalization balloon remains constant at least within a predetermined control volume range of the equalization balloon, in that the volume of the equalization balloon increases when the pressure rises above a target control value and decreases when the pressure falls below the target control value. | 10-15-2015 |
20150290412 | Airway Opening Device - An airway opening device for maintaining an airway in a supine patient comprises a hard palate having a handle and a curved portion. The curved portion covers and supports the tongue of the supine patient. An inflating tubular component attached to the curved portion of the hard palate. The inflating tubular component further comprises an inflation tube and an inflation pump. The inflation pump attached to the inflation tube by means of tubing. The inflation pump having a pressure screw control valve prevents the air from escaping. The inflating tubular component pushes the curved portion of the hard palate against the tongue, thereby creating an airway. | 10-15-2015 |
20150290413 | LARYNX MASK HAVING A CONNECTOR - A larynx mask is provided that comprises a dorsal cover plate with an inflatable cuff integrally formed thereon and a tube connecting connector having an insertion section for connecting to an insertion tube. Two separate lumens are provided in the region of the insertion section, these being the esophageal lumen and a respiration lumen. These two lumens are separated from each other by a separating and supporting, wall. The separating and supporting wall extends from the insertion section to the tip of the larynx mask. While the esophageal lumen opens into an esophageal outlet at the proximal end of the mask, the respiration lumen opens in the ventral direction and is closed in the proximal direction close to the tip of the mask. Such a larynx mask is produced in one piece by way of injection of molding and is reinforced by the separating or supporting wall to prevent kinking. | 10-15-2015 |
20150314092 | TRACHEAL TUBE WITH CONTROLLED-PRESSURE CUFF - The present disclosure describes systems and methods that utilize a tracheal tube system with a piezoelectric cuff inflation system. The piezoelectric cuff inflator system may include an inlet, and outlet, and a piezoelectric element. In use the piezoelectric cuff inflator system may actuate the piezoelectric element to move a fluid from the inlet through the outlet suitable for inflating one or more cuffs included in the tracheal tube system. A circuitry may provide a frequency signal suitable for delivering a constant pressure to the cuff via the piezoelectric cuff inflation system. | 11-05-2015 |
20150335842 | SUBGLOTTIC SUCTIONING SYSTEM - A subglottic suctioning system with a tracheal tube having a ventilation lumen, a cuff inflation lumen, and a suction lumen are disclosed which may help reduce the incidence of ventilator associated (or acquired) pneumonia. The suction lumen communicates with the space in the trachea above the cuff where secretions accumulate. The suction lumen has a valve on the proximal end for connection to a source of vacuum. The valve is adapted to interrupt the supply of vacuum to the suction lumen to allow for the introduction of a rinsing fluid in its place and to automatically re-establish the connection to the source of vacuum In upon completion of rinsing. The rinsing fluid aids in maintaining an open suction lumen and may include medicaments and mucolytic agents to enhance or promote healing or to alter the properties of the mucus to make removal easier. The user may easily and repeatedly alternate suction and rinsing fluid through the suction lumen, i.e., the user may “pulse” the line to loosen, break up and remove secretions and deposits that may partially or completely block or clog the suction lumen. | 11-26-2015 |
20150367093 | ENDOTRACHEAL CUFF AND TECHNIQUE FOR USING THE SAME - A multi-layer inflatable balloon cuff may be adapted to seal a patient's trachea when associated with an endotracheal tube. The outer layer and the inner layer of the balloon cuff may have different material properties that may enhance a cuff's mechanical pressure seal by reducing wrinkles or folds that may form against a patient's tracheal walls. | 12-24-2015 |
20160022939 | CUFF PRESSURE MEASUREMENT DEVICE FOR A TRACHEAL TUBE - According to various embodiments, methods and systems for determining pressure in an inflatable cuff of a tracheal tube may employ pressure transducers associated with a cuff inflation line or a pilot balloon assembly. The pressure transducers may be implemented to provide continuous or intermittent cuff pressure. Also provided are tracheal tubes with adapters or other devices that incorporate pressure transducers. The tracheal tubes may facilitate wireless cuff pressure monitoring. | 01-28-2016 |
20160038699 | CUFF PRESSURE CONTROLLER DEVICE - A cuff pressure controller device ( | 02-11-2016 |
20160045697 | ENDOTRACHEAL CUFF AND TECHNIQUE FOR USING THE SAME - An inflatable balloon cuff may be adapted to seal a patient's trachea when associated with an endotracheal tube. Configurations of these cuffs that include tapered regions with certain characteristics, such as cuff wall diameter and thickness, may provide improved sealing of the trachea. | 02-18-2016 |
20160101253 | PROTECTIVE ENDOTRACHEAL TUBE - Embodiments include a tracheal tube having a proximal end and a distal end. In certain embodiments, a plurality of spaced-apart cuffs disposed around the tracheal tube. The plurality of spaced-apart cuffs being configured to seal the tracheal airway of a patient and to capture tracheal secretions or debris. Also, at least two pilot balloons are connected to the plurality of cuffs, the at least two pilot balloons being configured to inflate and deflate the plurality of cuffs. Further, at least two injection lumens connected to at least two injection distal ports configured to administer fluids to the bronchi of the patient and at least one evacuation lumen connected to a plurality of evacuation ports, the at least one evacuation lumen being connected to a vacuum source. The plurality of evacuation ports are disposed proximal the plurality of evacuation ports to remove the captured fluids or debris. | 04-14-2016 |
20160101254 | LARYNGEAL MASK - A laryngeal mask for use in a patient comprises an airway tube having an inner lumen and a distal end; and a mask portion connected at a proximal end thereof to the distal end of the airway tube and having a distal tip opposite the proximal end. The mask portion comprises an inflatable cuff including an anterior cuff surface configured to contact the patient's tissue when the inflatable cuff is inflated; and a wedge portion including a stabilization surface and two walls connected to the inflatable cuff and extending therefrom toward from the stabilization surface, the stabilization surface extending from the distal tip of the mask portion toward the distal end of the airway tube at a wedge angle of between about 12 and 30 degrees, the wedge angle formed between the stabilization surface and the anterior cuff surface when the inflatable mask is inflated, whereby the stabilization surface is transversely and longitudinally substantially flat to stabilize the laryngeal mask in use. The laryngeal mask has a gastric tube with a varying inner tube diameter. | 04-14-2016 |
20160101255 | Novel airway tube stabilizer - A novel tube stabilizer with a collar | 04-14-2016 |
20160114116 | Low-Profile Bifurcated Bilateral Endotracheal-Endobronchial Tube and Methods of Using - Low-profile bifurcated bilateral endotracheal-endobronchial tube devices and methods for using the devices are provided for airway management in patients with special anatomical or medical issues or for certain complex procedures. Specific endobronchial ventilation, as opposed to endotracheal ventilation, can better facilitate a tracheal repair by protecting the trachea and simultaneously providing an airtight conduit to the bronchi, for example. | 04-28-2016 |
20160136374 | TRACHEAL TUBE POSITIONING DEVICES AND METHODS - Various embodiments of tracheal tube assemblies disclosed herein may include a tubular body having an open distal end for ventilating a patient and a cuff disposed around the tubular body above the open distal end. The cuff may be adapted to be inflated to seal the cuff against a wall of a trachea of the patient. The cuff may include a first portion that spaces the tubular body a first distance from the tracheal wall when inflated and a second portion that spaces the tubular body a second distance from the tracheal wall when inflated. The second distance may be greater than the first distance. | 05-19-2016 |
20160175549 | ENDOTRACHEAL CUFF AND TECHNIQUE FOR USING THE SAME | 06-23-2016 |
20160184542 | ARTIFICIAL AIRWAY - An artificial airway including: an airway tube including at least one airway conduit; an inflatable cuff mounted on a distal end of the tube; a support member extending into the cuff, the cuff having inner side walls, anterior walls and a posterior wall, the inner side walls being joined to the support member to define a recess which communicates with the airway conduit, the anterior walls and posterior wall, sealingly engaging, in use, about the glottic opening and posterior pharyngeal wall respectively of a patient. | 06-30-2016 |
20160250431 | SHAPED EVALUATION PORT FOR A MULTI-LUMEN TRACHEAL TUBE | 09-01-2016 |
20160250433 | Airway Tube | 09-01-2016 |