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7380551 |
Breathing apparatus
An improvement to a combination of an SCBA system for providing bottled air to a user and a PAPR system for purifying ambient air for use by a user wherein a sensor is included to determine the...
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7290544 |
Arrangement in connection with feedback control system
The invention relates to an arrangement in connection with a feedback control system, the arrangement comprising a controllable device ( 10 ), a measuring device ( 7 ), a controlling device ( 9 )...
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7270126 |
Ventilator breath display and graphic user interface
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...
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7246622 |
Carbon dioxide indicating apparatus, particularly, disk-like carbon dioxide indicating apparatus
Carbon dioxide indicator for receiving gas containing carbon dioxide and for providing a visible indication of the presence of carbon dioxide in the gas, the indicator includes a connector for...
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7096865 |
Personal gas supply delivery system
A supply of gas such as oxygen is provided to a person in need of such gas supply. The delivery system includes an alarm to alert the recipient of the gas or another when and if the gas supply is...
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7089932 |
Respiration monitoring equipment
Respiration monitoring equipment comprises, in one embodiment, a medical face mask ( 2 ), adapted to be located adjacent, or to cover a patient's nostrils and/or mouth; a transducer ( 7 ) adapted...
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7089930 |
Wireless heads-up display for a self-contained breathing apparatus
A system and method of providing a wireless heads-up display for displaying the amount of breathing gas remaining in an associated breathing gas supply is provided. The system has a transmitter and...
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RE39225 |
System and method for adjustable disconnection sensitivity for disconnection and occlusion detection in a patient ventilator
The system and method for detecting disconnection and occlusion of a tubing system of a patient ventilator detects disconnection of the tubing system, opens the exhalation valve, delivers an idle...
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7066172 |
Warning device for a respirator product
A warning device for a respirator product with a valve ( 11 ), which comes into action in a state of warning and releases a gas flow. The warning does not hinder the user of the apparatus and only...
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7055520 |
Device and method for detecting the flow of a gas
A device for detecting the flow of a gas from an opening comprising a chamber with an inlet, the chamber carrying a pressure displaceable member with an inner face exposed to the interior of the...
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7047967 |
Inhaler
An inhaler for holding a canister ( 2 ) of medicament. The canister ( 2 ) has a mount ( 26 ) secured thereto mounting an indication member ( 41 ) movable slidably from a first state to a second...
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7019652 |
Determining the efficiency of respirators and protective clothing, and other improvements
A respirator system ( 10; 100 ) for a worker in an environment with hazardous airborne contaminants comprises a respirator ( 12, 112 ), a helmet ( 14, 114 ), a camera ( 40, 140 ), and a gas sample...
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6962154 |
Metered administration of a therapeutic gas
The invention relates to a method for the metered administration of a therapeutically effective gas to a patient, comprising a step to remove harmful or undesired substances from the gas-carrying...
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6962153 |
Interlock/exclusion systems for multiple vaporizer anesthesia machines
A gas administration apparatus, e.g., anesthesia machine, making use of three or more gas flow, e.g., vaporizer, units removably mounted thereon by an interlock exclusion system. The...
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6955170 |
Automated respirator fit testing method and system
A system and method for the remote administration of respirator fit tests are disclosed, along with a system and method for administering qualitative respirator fit tests to two or more test...
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6932083 |
Housing for an inhaler
There is provided a housing for a dispenser suitable for dispensing medicament, particularly for use in the treatment of respiratory disorders. The housing comprises a body; said body including a...
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6910481 |
Pressure support compliance monitoring system
A compliance monitoring system and method in which a modular compliance monitor is selectively disposed in-line in a patient circuit of a pressure support system. The monitor includes a housing...
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6907879 |
Agent delivery and aspiration device
The methods and devices disclosed provides for the delivery of agents to an orifice cavity and subsequent aspiration of the agent and orifice contents from the orifice cavity and related areas. In...
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6892726 |
Arrangement in connection with equipment used in patient care
The invention relates to an arrangement in connection with equipment used in patient care, the arrangement comprising a controllable device ( 2 a , 2 b ), a measuring device ( 5 a , 5 b ) adapted...
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6858016 |
Device for monitoring cardiac compression, resuscitation mask and method of applying cardiac compression
Device ( 1 ) for monitoring cardiac compression being applied to a pateitn comprises a body to overlie and contact the sternum, preferably of width no greater than the width of the sternum. The...
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6820618 |
Method and apparatus for nullifying the imposed work of breathing
A method and corresponding medical ventilator for nullifying the work of breathing imposed by the ventilation breathing apparatus during ventilation support of a patient having a source of...
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6792944 |
Air filtration and control system including headgear
An air flow and filtration control system in the form of a headgear which is worn by a physician during a surgical procedure, a technician during an assembly process, or any other user wherein...
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6739337 |
System and method for transient response and accuracy enhancement for sensors with known transfer characteristics
A parameter of interest being measured by a sensor is estimated from output response data from the sensor and the known transfer function of the sensor, allowing fast and accurate sensor data from...
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6718975 |
Method for assessing pulmonary stress and a breathing apparatus
In a method for assessing pulmonary stress, a volume of respiratory gas is received from the lungs of a subject, an ensuing pressure is measured and the pressure-volume (P-V) relationship is...
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6679432 |
Audible indication of disconnection between a convective device and an air hose in a convective warming system
In a convective treatment system a wind-actuated instrument mounted near an end of an air hose provides, generates, issues, or sounds an audible alarm when the end becomes disconnected from a...
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6666209 |
Method and system of calibrating air flow in a respirator system
A method and apparatus for calibrating the air flow in a respirator system is provided. The method provides for the establishment of control set points in a true calibration protocol through the...
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6655383 |
Method and an arrangement for checking the operation of breathing equipment
The invention relates to a method of checking the working and/or the state of breathing equipment prior to its use, and also to an arrangement for carrying out the method. The breathing equipment...
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6615828 |
Flow indicator device for respirators
A respirator that comprises a head piece ( 1 ) that is shaped to form a breathing zone ( 13 ) around at least the nose and mouth of the wearer, and an air flow passage ( 15, 34 ) for supplying a...
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6606993 |
Integrated physiologic sensor system
An embodiment of the present invention comprises a system for monitoring the physiologic status of a plurality of individuals wearing a self-contained breathing apparatus (SCBA) mask. Each SCBA...
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6581592 |
Purge system for nitric oxide administration apparatus
A nitric oxide delivery system is disclosed that delivers a pulsed volume of NO containing therapeutic gas to a patient upon each inhalation of the patient. The NO delivery system includes certain...
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6571792 |
Smart modular anesthesia respiratory system
An anesthesia system wherein the respiratory system is fitted with interchangeable patient circuit modules that allows a generic fitting in the machine to have affixed, hereto, a module that has...
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6536432 |
Pressure support system with a low leak alarm and method of using same
A pressure support system and method of using same that includes a pressure generator adapted to provide a gas flow, a conduit coupled to the pressure generator to deliver a gas flow to a patient,...
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6533730 |
Method for assessing pulmonary stress and breathing apparatus employing the method
In a method for assessing pulmonary stress, a flow of respiratory gas is supplied to the lungs of a subject, an ensuing pressure is measured in relation to time and the pressure-time relationship...
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6526972 |
Device for providing information to a scuba diver
Device for scuba diving consisting of at least a processor and of at least a manometer, both housed within a sheath, said manometer being connected to one or more bottles containing compressed air....
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6502573 |
Portable single patient use carbon dioxide detector
The CO 2 detector has a bottom housing attached to a top housing. The bottom housing contains a rotatable port engageable to an intubation tube and multiple parallel integral filter support ridges...
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6425395 |
Determination of mask fitting pressure and correct mask fit
A CPAP treatment apparatus, as one form of positive pressure ventilatory assistance, includes a turbine/blower, operated by a mechanically coupled electrical motor that receives air or breathable...
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6408845 |
Respiratory filter
An improved respirator filter assembly includes an integral fit seal check mechanism easily controlled by the user. Upon release, the seal check mechanism permits free airflow through the filter...
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6401714 |
Self contained breathing apparatus
A self contained breathing apparatus includes a pressure vessel which holds a supply of breathing air. The pressure vessel is in fluid communication through a first stage pressure regulator with a...
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6390091 |
Method and apparatus for controlling a medical ventilator
An open- or closed-loop method and corresponding medical ventilator for providing breathing gas to a patient such that the patient exerts a desired work of breathing during pressure support...
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6386196 |
Warning device for oxygen delivery system failure
An oxygen delivery system which provides a visual and audible warning signal for system or oxygen flow failure. When pressure fitted tubing detaches, the audible whistle alarm indicates that the...
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6382207 |
Device and method for preventing ignition of an endotracheal tube during laser surgery
A device for preventing ignition of an endotracheal tube during laser surgery is provided, wherein the device permits communication among a sensor associated with endotracheal tube and a laser...
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6378522 |
Respiration assemblies and indicators
An indicator for detecting correct intubation of an endotracheal tube has a paper color-change element attached to a frame that is removably secured in a transparent connector in the machine end of...
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6371115 |
Device for the supply of a gas from a respirator/anaesthesia device to a bedridden patient
A device for the supply of a gas from a respirator/anaesthesia device to a bedridden patient has at least one gas tube and a connecting interface, which can be connected to the patient, and an...
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6326896 |
Gauge mounted pressure monitor and alarm for compression mounting with compressed gas storage tank
A warning device configured for removable mounting in combination with a high pressure gas cylinder and a regulator used to regulate the high pressure gas supplied by the cylinder. The device...
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6289891 |
Safety system and method for preventing mixing of different anaesthetics in an anaesthesia system
A safety system prevents inadvertent mixing of different anaesthetic agents, during replenishment wherein a new anaesthetic is replenished from a container to an anaesthesia machine containing a...
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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...
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6244267 |
Respirator with a pressure relief valve
A respirator with an inhalation line (3), an exhalation line (5) with an exhalation valve (6), with a pressure-measuring device (8) for measuring the airway pressure, and with a circuit (7) for...
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6209579 |
Low supply pressure alarm for gas supply
The invention provides an in-line low supply pressure alarm device preferably housed together with a gas pressure regulator and a gas flow controller, thereby eliminating the need for the operator...
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6186140 |
Respiratory filter element having a storage device for keeping track of filter usage and a system for use therewith
The present invention provides for a filter assembly (124) which includes a filter element (128) and a memory device (402). The memory device (402) allows for a record of the filter element's usage...
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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...
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