Did You Know... ...that the x-ray was discovered purely by accident? When German physicist Wilhelm Konrad von Roentgen was experimenting with cathode rays in 1895, he put an activated Crookes tube in a book and went out to lunch. When he returned, he discovered that a key that had also been placed in the book showed up as an image on the developed film!
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| Number | Title | Issue Date |
| 7661427 | Proportional pressure assist ventilation controlled by a diaphragm electromyographic signal A closed loop system uses (a) the intensity of the diaphragm electromyogram (EMG) for a given inspiratory volume; (b) the inspiratory volume for a given EMG intensity; or (c) a combination of (a) and (b); in view of controlling the level of gas flow, gas volume or g... | 02/16/2010 |
| 7644713 | Method and apparatus for determining instantaneous leak during ventilatory assistance The apparatus provides for the determination of the instantaneous phase in the respiratory cycle, subject's average respiration rate and the provision of ventilatory assistance. A microprocessor (16) receives an airflow signal from a pressure transducer (1... | 01/12/2010 |
| 7621269 | Breathable air safety system and method having at least one fill site A breathable air safety system and method having at least one fill site is disclosed. In one aspect, a method of safety of a structure is disclosed. A prescribed pressure of an emergency support system is ensured to be within a threshold range of the prescribed pres... | 11/24/2009 |
| 7617824 | Ventilator adaptable for use with either a dual-limb circuit or a single-limb circuit A ventilator of the present invention includes a housing, a gas flow generator disposed in the housing, a gas outlet port provided on an exterior surface of the housing, and a first conduit coupling the gas flow generator to the gas outlet port. A gas inlet port is ... | 11/17/2009 |
| 7610915 | Respiration system A respiration system is provided, which has the greatest possible flexibility in operation based on a remote control (11), which is connected to a respirator (2) via separate data lines (9, 10) for display data and operating data. The display da... | 11/03/2009 |
| 7607437 | Compressor control system and method for a portable ventilator A method and apparatus for controlling a brushless DC (BLDC) motor over a wide range of angular speeds is presented. Analog magnetic sensors provide continuous signal measurements related to the rotor angular position at a sample rate independent of rotor angular sp... | 10/27/2009 |
| 7556038 | Systems and methods for controlling breathing rate A method and corresponding system for providing breathing cues includes monitoring respiration of a user and determining a user breathing frequency including an inspiration portion and an expiration portion of the breathing, supplying a high positive air pressure to... | 07/07/2009 |
| 7549421 | Method and system for integrating ventilator and medical device activities A method for integrating a ventilator device with a monitoring device and other medical devices that allows the function of the monitoring device and medical devices to automatically change based on initiation of a respiratory therapy procedure. In addition, modific... | 06/23/2009 |
| 7527053 | Method and apparatus for attenuating compressor noise The invention comprises a method and apparatus for reducing the noise generated by compressors, including Roots-type blowers. The invention has particular use for reducing noise generated by compressors used in mechanical ventilators, though the advantages thereof m... | 05/05/2009 |
| 7523752 | System and method of administering a pharmaceutical gas to a patient A method and system for delivering a pharmaceutical gas to a patient. The method and system provide a known desired quantity of the pharmaceutical gas to the patient independent of the respiratory pattern of the patient. The preferred pharmaceutical gases are CO and... | 04/28/2009 |
| 7520279 | Pressure support ventilation of patients A methodology and apparatus for determining a target ventilation setting for delivering ventilatory support based upon a function of measured PCO2. Patient ventilation is measured over time during a learning period in which ventilatory support is provided... | 04/21/2009 |
| 7509957 | Hardware configuration for pressure driver A pressure driver for a ventilation system comprises a gas source, an inspiration flow control valve and a patient pressure sensor to form a closed loop control system. The inspiration flow control valve may be mounted within a housing and is operative to open and c... | 03/31/2009 |
| 7497216 | Self contained breathing apparatus modular control system The claim over prior art is for an approach to an electronically controlled or electronically monitored breathing system that represents an improvement in electrical reliability, manufacturing cost and efficiency, user maintenance, system reliability, user cost and ... | 03/03/2009 |
| 7455062 | Modular nitric oxide delivery device A nitric oxide delivery device is provided that can be formed as a module that is insertable in a mating equipment bay in a gas delivery system found in one location, removed and used in conjunction with a transport gas delivery system when the patient is transporte... | 11/25/2008 |
| 7448383 | Air assistance apparatus providing fast rise and fall of pressure within one patient's breath An apparatus to deliver air to a patient through a mask, including an air blower (33) where the impeller (5) is rotated by an electromotor including a rotor (3) and a stator (8), the stator having at least three sectors (8a, | 11/11/2008 |
| 7438745 | Portable gas fractionalization system A portable gas fractionalization apparatus that provides oxygen rich air to patients is provided. The apparatus is compact, lightweight, and low-noise. The components are assembled in a housing that is divided into two compartments. One compartment is maintained at ... | 10/21/2008 |
| 7396390 | Oxygen enrichment apparatus An oxygen enrichment apparatus includes an oxygen enriching unit for generating oxygen-enriched air and a discharge unit for discharging the oxygen-enriched air transferred from the suction unit. The oxygen-enriched air generated by the oxygen enriching unit has an ... | 07/08/2008 |
| 7370650 | Gas supply device for sleep apnea An apparatus is provided for controlling air supplied under pressure to a patient suffering from sleep disorders such as apnoea. The apparatus measures and/or calculates the inspiratory air flow, volume and pressure to the airway. Controlled pressurized air is suppl... | 05/13/2008 |
| 7370651 | Gas conserving device An electronic oxygen conserving device for controlling a flow of oxygen from an oxygen storage container to a user. When a conserve setting is selected, a flow of oxygen travels through an oxygen regulating valve that has an open state and a closed state. A temporar... | 05/13/2008 |
| 7368005 | Portable oxygen concentrator A portable oxygen concentrator includes a pair of sieve beds having first and second ends, a compressor for delivering air to the first ends of the sieve beds, a reservoir communicating with the second ends of the sieve beds, and an air manifold attached to the firs... | 05/06/2008 |
| 7369757 | Systems and methods for regulating power in a medical device A system for controlling a motor for use in a ventilation system may include a motor, a voltage adjustment system, a user interface, and a motor controller. The voltage adjustment system may be configured to adjust a voltage applied to the motor. The user interface ... | 05/06/2008 |
| 7367338 | Method for compensating a pressure drop in a ventilator tube, ventilator and memory medium The present invention relates to a method of compensating the pressure drop in an ordinary ventilator tube. The method comprises the measurement of a first air flow at a first pressure on the apparatus' side of the ventilator tube and with the respiratory mask taken... | 05/06/2008 |
| 7364140 | CPAP apparatus A continuous positive airway pressure (CPAP) apparatus to supply pressurized breathable gas to a patient includes a flow generator having a gas inlet and a gas outlet, a humidifier having a gas inlet coupled to the gas outlet of the flow generator, and a filter oper... | 04/29/2008 |
| 7364682 | Nasal and oral cannula breathing detection device A cannula and method of forming a cannula by forming a cannula mandrel assembly having a nare mandrel, a main body mandrel and mouthpiece mandrel; heating the cannula mandrel assembly, applying a polymeric material to the cannula mandrel assembly to provide a desire... | 04/29/2008 |
| 7362037 | Ultrasonic transducer device for humidifier An ultrasonic transducer device for a humidifier, the humidifier having a vaporizing chamber for producing water vapor or mist, the ultrasonic transducer device comprises: a transducer holder having a central opening formed in a longitudinal direction of the transdu... | 04/22/2008 |
| 7353824 | Self contained breathing apparatus control system for atmospheric use An electronic controller having at least one microprocessor controls the solenoid operated valve adding oxygen to the breathing loop of a closed circuit mixed gas rebreather with carbon dioxide scrubbing in maintenance of an oxygen set point in the rage of 0.13-0.50... | 04/08/2008 |
| 7347207 | Anesthesia apparatus with remote control during operation in a manual ventilation mode An anaesthetic device has a manual ventilation bag, a mechanical ventilator and a user interface for setting an operating mode, including mechanical ventilation via the mechanical ventilator and manual ventilation via the manual ventilation bag, and for setting para... | 03/25/2008 |
| 7347205 | Method for use with the pressure triggering of medical ventilators A method for providing a pressure reference level for pressure triggering a ventilator responsive to a spontaneous breathing attempt by a patient. In the method, the patient connection of the breathing circuit is capped or plugged. A gas flow is then provided throug... | 03/25/2008 |
| 7343917 | Clear cycle for ventilation device A method and apparatus are used to perform a clear cycle. The apparatus includes a flow generator in fluid communication with a patient interface via a conduit arranged in a flow path, and sensors to monitor pressures in the flow path. The method includes examining ... | 03/18/2008 |
| 7341023 | Rodent euthanasia machine The present invention is an apparatus and method for euthanizing animals humanely and painlessly by introducing a gas at a first flow rate to cause the animals to reach narcosis. Then, the gas is introduced at an elevated second flow rate to induce a death to the an... | 03/11/2008 |
| 7337778 | Apparatus with automatic respiration monitoring and display A respiratory device is provided with a display showing a respiration signal related to a breathing pattern of a patient. This signal is derived from the difference between a sensed signal indicative of the respiration and airflow generated by the device and a basel... | 03/04/2008 |
| 7334578 | System for automatically weaning a patient from a ventilator, and method thereof A patient ventilator system for automatically weaning a patient from a ventilator. ... | 02/26/2008 |
| 7334577 | Synthetic jet based medicament delivery method and apparatus A dry powder inhaler consisting of first chamber having an orifice for holding a dry powder and a gas, and a second chamber for receiving a deaggregated form of the dry powder and for communicating the deaggregated dry powder to a user. A synthetic jet drives the dr... | 02/26/2008 |
| 7335181 | Nitric oxide decontamination of the upper respiratory tract A method of topically treating the respiratory tract of a mammal with nitric oxide exposure includes the steps of providing a source of nitric oxide containing gas and delivering the nitric oxide containing gas nasally to the upper respiratory tract of the mammal. A... | 02/26/2008 |
| 7335217 | High-speed vitreous cutting system A high-speed pneumatic cutting system having a cutter and an actuator. The cutter is a guillotine-type, pneumatic cutter that receives a train of pressure pulses from the actuator. The actuator is designed to capture pressure pulses it receives from a pneumatic ener... | 02/26/2008 |
| 7331344 | Breathing device A breathing device for assisting patients to breath by maintaining positive airway pressure during the breathing cycle comprises a breathing channel in fluid communication with an exhaust channel extending from a junction therebetween. A gas inlet is arranged so as ... | 02/19/2008 |
| 7331343 | Control of supplemental respiratory oxygen Methods and systems for supplying supplemental oxygen to patients for use in sub-acute care which maintains healthy blood oxygen content in the patients by controlled dosing of oxygen with a measured response to the patient's actual blood oxygen content are disclose... | 02/19/2008 |
| 7330807 | Method, computer program product and computer system for the automatic production of a filter unit The invention relates to a method for the automatic production of a filter installation that consists of a plurality of structural parts or elements. The inventive method comprises the following steps: choosing a field of application of the filter installation to be... | 02/12/2008 |
| 7329304 | Portable oxygen concentrator A portable oxygen concentrator includes a pair of sieve beds having first and second ends, a compressor for delivering air to the first ends of the sieve beds, a reservoir communicating with the second ends of the sieve beds, and an air manifold attached to the firs... | 02/12/2008 |
| 7325545 | System and method for the automatic detection of the expiratory flow limitation The present invention refers to a system and a method for the automatic detection of the expiratory flow limitation of a subject. In an embodiment thereof the system for the automatic detection of expiratory flow limitation of a subject comprises determining the res... | 02/05/2008 |
