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Class Information
Number: 128/204.25
Name: Surgery > Respiratory method or device > Means for supplying respiratory gas under positive pressure > Gas stream passed through jet nozzle or venturi passage
Description: Subject matter wherein a gas stream is passed through a jet nozzle or venturi passage.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7331344 |
Breathing device |
Feb. 19, 2008 |
| 7328703 |
Oxygen delivery cannula system that improves the effectiveness of alveolar oxygenation |
Feb. 12, 2008 |
| 7191780 |
Continuous high-frequency oscillation breathing treatment apparatus |
Mar. 20, 2007 |
| 7172557 |
Spirometer, display and method |
Feb. 6, 2007 |
| 7114497 |
Method and system of individually controlling airway pressure of a patient's nares |
Oct. 3, 2006 |
| 7100800 |
Gas dosing apparatus and a method of dosing pre-set quantities of gas |
Sep. 5, 2006 |
| 7089938 |
Pneumatic oxygen conserving device |
Aug. 15, 2006 |
| 7089940 |
Balanced valve device and breathing apparatus comprising such valve device |
Aug. 15, 2006 |
| 6901962 |
Surge prevention device |
Jun. 7, 2005 |
| 6883517 |
Downdraft nebulizer |
Apr. 26, 2005 |
| 6814075 |
Respiratory assistance device |
Nov. 9, 2004 |
| 6729334 |
Nebulizing catheter system and methods of use and manufacture |
May. 4, 2004 |
| 6718979 |
Oxygen mask assembly |
Apr. 13, 2004 |
| 6694976 |
Oscillating air pressure generator, diaphragm unit, and high-frequency artificial respiration apparatus using the same |
Feb. 24, 2004 |
| 6655382 |
Spontaneous breathing apparatus and method |
Dec. 2, 2003 |
| 6634356 |
Continuous positive airway pressure controller |
Oct. 21, 2003 |
| 6622743 |
Surge prevention device |
Sep. 23, 2003 |
| 6609518 |
Breathing aid device |
Aug. 26, 2003 |
| 6595203 |
Apparatus for administering intermittent percussive ventilation and unitary breathing head assembly for use therein |
Jul. 22, 2003 |
| 6591835 |
Pneumatically controlled multifunction medical ventilator |
Jul. 15, 2003 |
| 6571796 |
Tracheal pressure ventilation respiratory system |
Jun. 3, 2003 |
| 6443154 |
Apparatus for the supply of a breathing gas |
Sep. 3, 2002 |
| 6435183 |
Flow sensing device |
Aug. 20, 2002 |
| 6273087 |
Respiratory aid |
Aug. 14, 2001 |
| 6253766 |
Continuous positive airway pressure therapy device |
Jul. 3, 2001 |
| 6173711 |
Respiratory assistance device |
Jan. 16, 2001 |
| 6152132 |
Inspiratory tube for a ventilator |
Nov. 28, 2000 |
| 6095141 |
Methods and apparatus for delivering aerosolized medication |
Aug. 1, 2000 |
| 6085746 |
Oscillating ventilator apparatus and method |
Jul. 11, 2000 |
| 6067022 |
Low input pressure alarm for gas input |
May. 23, 2000 |
| 6009869 |
Supersonic nozzle nebulizer |
Jan. 4, 2000 |
| 5979444 |
Portable CPR breathing apparatus |
Nov. 9, 1999 |
| 5975077 |
Method and apparatus for assisting in breathing |
Nov. 2, 1999 |
| 5954047 |
Methods and apparatus for delivering aerosolized medication |
Sep. 21, 1999 |
| 5697361 |
Induction pump method for increased breathable air flow of cooled and reduced humidity air |
Dec. 16, 1997 |
| 5694924 |
Anesthetic administration system with active regulation of the volume of the gas reservoir during a breathing cycle |
Dec. 9, 1997 |
| 5690097 |
Combination anesthetic mask and oxygen transport system |
Nov. 25, 1997 |
| 5676132 |
Pulmonary interface system |
Oct. 14, 1997 |
| 5666946 |
Apparatus for delivering drugs to the lungs |
Sep. 16, 1997 |
| 5664563 |
Pneumatic system |
Sep. 9, 1997 |
| 5645055 |
Oxygen breathing controller |
Jul. 8, 1997 |
| 5606968 |
Tracheal or tracheostomy tube and systems for mechanical ventilation equipped therewith |
Mar. 4, 1997 |
| 5542416 |
Apparatus for assisting ventilation including reduced exhalation pressure mode |
Aug. 6, 1996 |
| 5520170 |
Automatic resuscitator |
May. 28, 1996 |
| 5515843 |
Three-layer helmet assembly with breathing gas throttle |
May. 14, 1996 |
| 5492109 |
Liquid ventilator with venturi-inducing patient connector |
Feb. 20, 1996 |
| 5460174 |
Oxygen supplying system having flow control throttle |
Oct. 24, 1995 |
| 5452713 |
Portable ventilator with reversible inlet fitting |
Sep. 26, 1995 |
| 5427104 |
Apparatus and process for injection of a gas |
Jun. 27, 1995 |
| 5423313 |
Respirator intended for connection to human or animal airways |
Jun. 13, 1995 |
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