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Class Information
Number: 128/205.12
Name: Surgery > Respiratory method or device > Means for supplying respiratory gas under positive pressure > Means for removing substance from respiratory gas
Description: Subject matter including means for removing a substance from gas breathed by a living thing.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5119807 |
Pressurized medical ventilation system |
Jun. 9, 1992 |
| 5109838 |
Visually monitored anesthesia breathing circuit |
May. 5, 1992 |
| 5101821 |
Condensate drain for respiratory air line |
Apr. 7, 1992 |
| 5094235 |
Anesthesia ventilating apparatus having a breathing circuit and control loops for anesthetic gas components |
Mar. 10, 1992 |
| 5088486 |
Closed system reusable dual purpose catheter |
Feb. 18, 1992 |
| 5072728 |
Recirculating respirator |
Dec. 17, 1991 |
| 5072737 |
Method and apparatus for metabolic monitoring |
Dec. 17, 1991 |
| 5070245 |
Apparatus and method for the identification of gases |
Dec. 3, 1991 |
| 5065745 |
Portable respiratory protection device |
Nov. 19, 1991 |
| 5054481 |
Infusion apparatus to supply compressed air into an industrial mask |
Oct. 8, 1991 |
| 5046492 |
Clean room helmet system |
Sep. 10, 1991 |
| 5045077 |
Body cavity drainage implement |
Sep. 3, 1991 |
| 5044363 |
Adsorption system for scavenging anesthetic agents from waste gas released during surgical activity |
Sep. 3, 1991 |
| 5042500 |
Drying sample line |
Aug. 27, 1991 |
| 5038768 |
Carbon monoxide conversion device |
Aug. 13, 1991 |
| 5036842 |
Respirator with blower support and regeneration of the breathing filter |
Aug. 6, 1991 |
| 5036841 |
Self contained closed circuit breathing apparatus |
Aug. 6, 1991 |
| 5029578 |
Oxygen breathing apparatus simulator |
Jul. 9, 1991 |
| 5027810 |
Self-contained emergency breathing apparatus |
Jul. 2, 1991 |
| 5026407 |
External separator for vacuum waste system |
Jun. 25, 1991 |
| 5018520 |
Aeration or breathing apparatus |
May. 28, 1991 |
| 5016628 |
Disposable carbon dioxide absorber |
May. 21, 1991 |
| 5009682 |
Apparatus for degassing fluids |
Apr. 23, 1991 |
| 5003974 |
First-aid gas mask |
Apr. 2, 1991 |
| 4997463 |
Gas-liquid microvolume separating apparatus and method |
Mar. 5, 1991 |
| 4989597 |
Apparatus for administration of at least two gases to a patient |
Feb. 5, 1991 |
| 4985055 |
Liquid/gas separation device |
Jan. 15, 1991 |
| 4974585 |
Breathing apparatus gas-routing manifold |
Dec. 4, 1990 |
| 4971052 |
Breathing apparatus |
Nov. 20, 1990 |
| 4964404 |
Breathing apparatus |
Oct. 23, 1990 |
| 4964405 |
Emergency respiration apparatus |
Oct. 23, 1990 |
| 4964900 |
Respirator filter means for removal of tritiated water |
Oct. 23, 1990 |
| 4960120 |
Breathing apparatus |
Oct. 2, 1990 |
| 4957629 |
Obstetrical filter and trap |
Sep. 18, 1990 |
| 4938211 |
Breathing apparatus |
Jul. 3, 1990 |
| 4932269 |
Flow device with water trap |
Jun. 12, 1990 |
| 4928685 |
Closed-circuit positive pressure breathing apparatus with pneumatically operated storage chamber |
May. 29, 1990 |
| 4928683 |
Respirating apparatus for patients |
May. 29, 1990 |
| 4924860 |
Water trap and associated control system |
May. 15, 1990 |
| 4921642 |
Humidifier module for use in a gas humidification assembly |
May. 1, 1990 |
| 4917081 |
Portable emergency breathing apparatus |
Apr. 17, 1990 |
| 4905688 |
Portable light weight completely self-contained emergency single patient ventilator/resuscitator |
Mar. 6, 1990 |
| 4906261 |
Smoke evacuation system |
Mar. 6, 1990 |
| 4905687 |
Method and apparatus for regulating air supplied to a gas mask |
Mar. 6, 1990 |
| 4905685 |
Inhalation anaesthesia equipment |
Mar. 6, 1990 |
| 4899740 |
Respirator system for use with a hood or face mask |
Feb. 13, 1990 |
| 4898167 |
AIDS protection ventilation system |
Feb. 6, 1990 |
| 4898165 |
Breathing apparatus |
Feb. 6, 1990 |
| 4896665 |
Respiratory protection hood and safety equipment for aircraft |
Jan. 30, 1990 |
| 4889113 |
Hood for protecting against smoke and hypoxia |
Dec. 26, 1989 |
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