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6359597 Method and device for detecting and monitoring concealed bodies and objects  
A method and a device for non-invasively and remotely detecting or monitoring visible or invisible concealed moving bodies and objects (9) located in scrutinized media (8), by means of tracking...
6354292 Elimination of vapour anaesthetics from patients after surgical procedures  
A simple breathing circuit is designed to be added to a standard anesthetic circuit to hasten recovery of patients administered vapor anesthetic prior to an operation and also to method of...
6349719 Formulation and devices for monitoring the efficacy of the delivery of aerosols  
Aerosolizable formulations are disclosed comprised of a pharmaceutically acceptable carrier, a pharmaceutically active drug or detectably labeled compound and a compound which is recognized by its...
6347630 Respiration-synchronized oxygen supplying apparatus  
A respiration-synchronized oxygen supplying apparatus includes a sensor detecting respiration of human being, a valve connecting and disconnecting communications between a first gas passage...
6345619 Control of the administration of continuous positive airway pressure treatment  
A CPAP treatment apparatus has a patient mask is coupled to an air delivery conduit. The air delivery conduit is coupled to an impeller and motor, collectively forming a blower arrangement for...
6332463 Flow estimation and compensation of flow-induced pressure swings in CPAP treatment and assisted respiration  
A method of flow estimation during CPAP treatment is disclosed and involves measuring turbine (32) speed by means of the motor's Hall-effect sensors (80). The equivalent pressure, pest, that would...
6321748 Closed loop control in a piston ventilator  
A piston ventilator (10) includes a control circuit (80) for controlling the pressure to a patient circuit and thereby to the patient during patient inspiration. The control circuit (80)...
6318365 Process for switching the inspiration or expiration phase during CPAP therapy  
A method of changing to the inhalation or exhalation phase in the CPAP therapy is provided. By means of a first, high threshold value and a second, low threshold value, nonspecific influences on...
6305372 Pressure support ventilatory assist system  
A pressure support ventilatory assist device is disclosed. Pressure is provided by a blower which is operated at the minimum speed necessary to achieve the desired inspiration pressure. Pressure...
6305373 System and method for setting and displaying ventilator alarms  
The invention is directed to a ventilation control system for controlling the ventilation of a patient. The ventilation control system utilizes a user-friendly user interface for the display of...
6286505 Portable anaesthetic machine and emergency kit  
A portable anaesthetic machine allows dispensing of a liquid anaesthetic to a patient, which is sometimes desirable and may be hard to achieve, especially with portable equipment. This portable...
6286508 Auto CPAP system profile information  
The present invention relates to systems and methods for automatically and continuously regulating the level of nasal pressure to an optimal value during OSA treatment. OSA therapy is implemented...
6283119 Breathing aid apparatus in particular for treating sleep apnoea  
A compressor driven by a motor sends to a nasal mask a breathable gas at a low positive relative pressure whereby the motor is controlled to maintain the pressure in the delivery pipe of the...
6283122 Exhalation valve for respirator  
An exhalation assembly which includes a hollow flow-through body, having an air inlet port and an air outlet port. The inlet port is arranged to receive air for supplying to a patient, and the air...
6273087 Respiratory aid  
A tubular respiratory assistance device which forms the wall of a main channel and is intended to be connected by its distal end to a patient's airway, so that the main channel connects the...
6273088 Ventilator biofeedback for weaning and assistance  
Apparatus and method to monitor patient breathing during weaning from ventilator dependency to assure adequate performance and safety, and to provide visual respiratory biofeedback breathing...
6257234 Apparatus and method for determining respiratory mechanics of a patient and for controlling a ventilator based thereon  
A ventilation system is controlled by detecting the resistance and elastance of the patient's respiratory system and adjusting the flow supplied by the ventilator accordingly. In one embodiment,...
6240920 Method for determining a parameter related to spontaneous breathing efforts by a subject, and breathing-assist apparatus operating in accordance with the method  
In a method and apparatus for determining at least one parameter related to a patient's spontaneous attempts at inspiration and/or the patient's respiratory effort in attempts at spontaneous...
6237594 Pneumatically-operated gas demand apparatus  
A pneumatically-operated gas delivery device coupled in interruptible fluid communication between a recipient and at least one course of pressurized respiratory gas controls delivery of the...
6237589 Dispensing system  
A product dispensing system comprises a calibrated nebulizer having a nebulizer jet, mouthpiece, means for sourcing compressed air, a manifold for distributing the source of compressed air in at...
6224560 Flow restrictor for measuring respiratory parameters  
A flow restrictor is applied to a respiration-channeling device such as a tracheostomy tube, a mouthpiece, or a face mask. The flow restrictor creates a pressure differential which varies with...
6220244 Conserving device for use in oxygen delivery and therapy  
A method and apparatus for conserving oxygen provided for oxygen therapy. The oxygen conserving delivery system includes a sensor for detecting inspiration efforts, and a microcontroller which is...
6216692 Airway adaptor for measurement of gas concentration  
Windows 2 which allow infrared light to be transmitted therethrough are opened at opposed positions of side walls of a flow tube 1, respectively. A hexagonal frame 6 is air tightly attached to...
6213955 Apparatus and method for breath monitoring  
Apparatus for measuring respiratory air flow from the nostrils of the nose and/or the mouth of a patient comprising a device positioned in the vicinity of the nose and/or mouth of the patient and...
6213119 Inspiratory duration in CPAP or assisted respiration treatment  
Apparatus for the supply of breathable gas cyclically at an inspiratory pressure and a lower expiratory pressure substantially in synchronism with a patient's respiration. A flow generator coupled...
6213120 Device and method for determining gas volume and volumetric changes in a ventilator  
A detector for determining the volume and volumetric changes of respiratory gases in a closed circuit anaesthesia circuit having a bellows ventilator. The device includes a first sensor positioned...
6210342 Bi-directional partial re-breathing method  
A re-breathing method for determining pulmonary capillary blood flow that accounts for changes in the cardiac output or in the carbon dioxide content of the venous blood of a patient. The carbon...
6202642 Electronic monitoring medication apparatus and method  
A system for dispensing medication includes: a medicine canister that contains medicine to be dispensed, an actuator that houses the medicine canister and an adapter assembly that allows for...
6196222 Tracheal gas insufflation delivery system for respiration equipment  
A tracheal gas insufflation delivery system for use with a ventilator breathing system including a ventilator and a breathing circuit. The delivery system includes a flow generator connected to...
6192883 Oxygen flow control system and method  
The present invention provides an oxygen control system for supplying a predetermined rate of flow from an oxygen source to a person in need of supplemental oxygen comprising an input manifold, an...
6192876 Inhalation apparatus and method  
An apparatus for and a method of ensuring the fit of a face mask to the face of a patient, the apparatus including a face mask having an inlet through which gas can be inhaled and a sensor for...
6186142 Control of respiratory oxygen delivery  
Methods and systems for supplying respiratory oxygen to patients when the patients are inhaling are disclosed. The methods and systems may rely on delivery devices that are selectively placed in...
6164276 Accurate dose nitric oxide pulse delivery device with monitoring and alarms  
A respiratory therapy apparatus that delivers a predetermined precise volume of a therapeutic gas to a patient upon each inhalation of the patient. The apparatus has a flow sensing device and a...
6161538 Individual equipment for protection against NBC threats  
The equipment has a helmet, a full face-cover fitted with fastenings for fixing it to the helmet, and with a coupling for connection to a breathable gas feed hose. It also has a flexible envelope...
6158433 Software for finite state machine driven positive pressure ventilator control system  
An improved software control system for a positive pressure ventilator that implements the controller that regulates the ventilator solenoid as a finite state machine. The use of a state machine...
6155257 Cardiopulmonary resuscitation ventilator and methods  
The invention provides systems and methods for ventilating a patient in association with cardiopulmonary resuscitation procedures. In one exemplary embodiment, a system comprises a ventilator to...
6155256 Fresh gas system and a method for vaporizing a liquid anaesthetic  
In a fresh gas system and a method for vaporizing a liquid anaesthetic in an anaesthetic machine, a gas preparation unit prepares a flow of fresh gas having a gas mixture from at least two sources...
6152134 Oxygen conserving device  
A portable oxygen conserving apparatus to deliver oxygen to a patient generally only during inhalation. The device includes an inlet connected to an oxygen source, an outlet which communicates...
6152131 Method and apparatus for detecting an empty breathing gas compartment in a patient ventilator  
An apparatus/method for detecting an empty breathing gas compartment condition in a bellows ventilator for a patient. The apparatus includes a first sensor for measuring, during inspiration, the...
6142147 Nasal delivery system for inhaled nitric oxide  
A device for pulsed delivery of inhaled nitric oxide (NO) to a spontaneously breathing patient is disclosed. The device delivers NO, e.g., through a nasal cannula, only during the inspiratory...
6142149 Oximetry device, open oxygen delivery system oximetry device and method of controlling oxygen saturation  
The present invention includes oximetry devices, open oxygen delivery system oximetry devices and method for controlling oxygen saturation. According to one aspect of the present invention, an...
6142148 Measuring detector and system for the measurement of gas flow  
Measuring transducer and system for the measurement of gas flow, especially for the measurement of the pressure and/or flow of a patient's respiratory gas. The surface of the flow channel (1) wall...
6138674 Active temperature and humidity compensator for anesthesia monitoring systems  
The humidity and/or temperature of a gas sample is monitored so that these system parameters can be accounted and/or actively monitored and controlled. In one embodiment, a gas analyzer system...
6138675 Determination of the occurrence of an apnea  
Methods and apparatus for determining the occurrence of an apnea, patency and/or partial obstruction of the airway are disclosed. Respiratory air flow from a patient is measured to give an air...
6135106 CPAP pressure and flow transducer  
A continuous positive airway pressure (CPAP) apparatus for treatment of sleep apnea stores data indicating patient compliance with the prescribed mode of use. The apparatus includes a tubular...
6135107 Metabolic gas exchange and noninvasive cardiac output monitor  
A respiratory gas analyzer for measuring the metabolic activity and the cardiac output of a subject includes a bi-directional flow meter and a capnometer sensor interconnected by conduits and...
6131569 Oxygen inhaler  
PCT No. PCT/DE97/00324 Sec. 371 Date May 7, 1999 Sec. 102(e) Date May 7, 1999 PCT Filed Feb. 24, 1997 PCT Pub. No. WO97/30745 PCT Pub. Date Aug. 28, 1997The invention concerns a method of...
6131571 Ventilation apparatus and anesthesia delivery system  
A combination ventilation apparatus and anesthesia delivery system comprises a circulation loop within which oxygen and air or other clinical gas, or a mixture of air, oxygen, nitrous oxide or...
6125848 Distal volume monitoring  
A system that enables the accurate monitoring of tidal volume of a patient when using a Bain, Mapleson D or similar type of patient breathing circuit in an anesthesia system. The system allows the...
6126610 Pneumatic connector with encoding  
A connector for connecting segments of one or more pneumatic tubes including a first member, a second member and a sealing element. The first member and second member are configured to...