| Patents for A61M 16 - Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes (41,501) | 
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| 01/30/1990 | US4896541 Vortex generating mass flowmeter | 
| 01/30/1990 | CA1265203A1 Portable hot, humid air inhalator for combatting hypothermia in humans | 
| 01/30/1990 | CA1264931A1 Laser beam resistant material | 
| 01/24/1990 | CN2051512U Laryngeal sprayer | 
| 01/24/1990 | CN1038938A Matching usage of anaethetic evaporator with respirator (or anaethetic machine) | 
| 01/23/1990 | US4895172 Gas collection device | 
| 01/18/1990 | DE3821687A1 Oxygen administration device for medical purposes | 
| 01/17/1990 | EP0350914A2 Humidity-retaining mask | 
| 01/16/1990 | US4893620 Multipurpose nasal airway | 
| 01/11/1990 | EP0273041A4 Computer gated positive expiratory pressure system. | 
| 01/10/1990 | EP0349560A1 Process and device for apportioning powders | 
| 01/10/1990 | EP0122934B1 Bite block for an endotracheal tube | 
| 01/10/1990 | CN2050768U Quick-heating steam inhaler | 
| 01/10/1990 | CN2050767U 便携式氧气发生器 Portable oxygen generator | 
| 01/10/1990 | CN2050766U Multi-function combination anesthesia apparatus head stand | 
| 01/10/1990 | CN1038586A A manufacturing method of tracheal cannula | 
| 01/09/1990 | US4892095 Endotracheal tube | 
| 01/09/1990 | US4892094 Pressure responsive diaphragm valve | 
| 01/09/1990 | US4891846 Medical absorption garment | 
| 01/03/1990 | CN2050336U Double inserting tubes type oxygen intake pipe | 
| 01/03/1990 | CN2050335U Trachea sleeve with filter | 
| 01/02/1990 | US4890609 Air-directing apparatus for air mask | 
| 12/28/1989 | WO1989012478A1 Dilatation catheter | 
| 12/28/1989 | WO1989012425A1 Endotracheal tube with asymmetric balloon | 
| 12/28/1989 | DE3918956A1 Endotracheal tube | 
| 12/28/1989 | DE3907081A1 Circuit arrangement for controlling ventilation (respiratory) gases | 
| 12/27/1989 | EP0348019A1 Anaesthetic vaporiser | 
| 12/27/1989 | EP0347422A1 Anaesthetic scavenging mask | 
| 12/27/1989 | CN2049941U Compound function intermittence instruction ventilating device | 
| 12/26/1989 | US4889116 Adaptive control of neonatal fractional inspired oxygen | 
| 12/26/1989 | US4889112 Apparatus for performing a tracheostomy operation | 
| 12/21/1989 | DE3908911A1 Filter for anaesthesia circulation system | 
| 12/21/1989 | DE3837433A1 Respiration tube for emergency respiration | 
| 12/20/1989 | EP0347282A1 Spontaneous ventilation apparatus with variable respiratory assistance | 
| 12/20/1989 | EP0347101A2 Endotracheal tube and mass spectrometer | 
| 12/20/1989 | EP0347026A2 Valve for an endotracheal tube used for ventilation and aspiration | 
| 12/20/1989 | EP0347015A1 Medical ventilator system | 
| 12/20/1989 | EP0346527A2 Respirator | 
| 12/20/1989 | CN2049536U Dual-purpose respirator | 
| 12/14/1989 | WO1989011888A1 Mask for performing resuscitation | 
| 12/14/1989 | DE3819433A1 Device for supplying respiratory gas | 
| 12/13/1989 | EP0345479A1 Regulator for breathing apparatus | 
| 12/13/1989 | EP0345259A1 Means for dispensing a pre-measured volume of respirating gas | 
| 12/12/1989 | US4886059 Endotracheal tube with asymmetric balloon | 
| 12/12/1989 | US4886058 Filter element | 
| 12/12/1989 | US4886057 Assisted breathing interface device | 
| 12/12/1989 | US4886055 Nebulizer device | 
| 12/07/1989 | DE3818783A1 Device for recognising faulty intubation during intubation anaesthesia | 
| 12/06/1989 | EP0344879A1 Improved pediatric asthmatic inhaler | 
| 12/06/1989 | EP0344280A1 Operating process of a respiratory apparatus, and said respiratory apparatus. | 
| 11/29/1989 | EP0343824A2 Ventilators for promoting lung function | 
| 11/29/1989 | EP0343818A1 Pneumatic oscillators | 
| 11/29/1989 | EP0343542A2 Assisting device for the spontaneous breathing of a patient | 
| 11/29/1989 | EP0343405A1 Method and circuit arrangement for monitoring patient data | 
| 11/28/1989 | US4883051 Disposable breathing system and components | 
| 11/28/1989 | US4883050 Circuit providing indication of air entrapment in patient's lungs | 
| 11/28/1989 | US4883049 Apparatus for use in refilling an anesthetic vaporizer | 
| 11/23/1989 | EP0342883A1 Pneumatic oscillators | 
| 11/23/1989 | EP0342807A2 Filter element | 
| 11/23/1989 | EP0342443A1 Apparatus and method for controlling a respirator | 
| 11/23/1989 | EP0342435A1 Piston-cylinder unit as a supply device in a respirator | 
| 11/23/1989 | EP0342434A1 Supply device to provide a respirator with respiratory gas | 
| 11/23/1989 | DE3840669A1 Device for mouth-to-nose resuscitation of injured individuals | 
| 11/21/1989 | US4881542 Tubular flexible probe for introduction into the trachea and, respectively, into the bronchial system | 
| 11/21/1989 | US4881541 Vaporizer for an anesthetic having a vapor pressure about one atmosphere | 
| 11/21/1989 | US4881540 Device and method for assisting in artificial respiration | 
| 11/16/1989 | WO1989010771A1 Automatic ventilator | 
| 11/16/1989 | WO1989010768A1 Gas delivery means | 
| 11/15/1989 | EP0341917A1 Anaesthesia equipment | 
| 11/15/1989 | EP0341874A2 Elastomeric filtration materials | 
| 11/15/1989 | EP0341361A2 Endotracheal tube or catheter | 
| 11/15/1989 | CN2047577U Artificial first-aid respirator having air chennel with clack | 
| 11/15/1989 | CN2047576U Portable first-aid oxygen bag | 
| 11/15/1989 | CN1037216A Quantitative carbon dioxide detector | 
| 11/14/1989 | US4879999 Device for the determination of proper endotracheal tube placement | 
| 11/14/1989 | US4879997 Anesthetic vaporizer | 
| 11/07/1989 | US4879547 Gas zone valve emergency alarm system | 
| 11/07/1989 | US4878502 Breathing sensor | 
| 11/02/1989 | WO1989010154A1 Mouth piece for suction of exhaled air | 
| 11/02/1989 | EP0339828A1 Anaesthetic vaporisors | 
| 10/31/1989 | US4877025 Tracheostomy tube valve apparatus | 
| 10/31/1989 | US4877024 Airway | 
| 10/31/1989 | US4877023 Apparatus for artificial ventilation for assisting the volumetric breathing of a patient | 
| 10/31/1989 | US4877021 Emergency airway surgical device | 
| 10/31/1989 | US4876903 Method and apparatus for determination and display of critical gas supply information | 
| 10/26/1989 | DE3813032C1 Method of establishing the influence of short-term oxygen inspiration and a device for carrying out the method | 
| 10/25/1989 | EP0338979A2 Catheter for cleaning narrowed vessels | 
| 10/25/1989 | EP0338518A2 Anaesthetic equipment | 
| 10/25/1989 | EP0338380A2 Suction catheter for the trachea and the bronchial system | 
| 10/25/1989 | EP0338234A2 A humidification face mask | 
| 10/25/1989 | EP0338016A1 Means for dispensing a pre-mesured volume of respirating gas | 
| 10/25/1989 | EP0337990A1 Expiration resistance apparatus for improving the pulmonary ventilation | 
| 10/25/1989 | CN2046388U Disposable medical mask sealed by use of air cushion | 
| 10/25/1989 | CN2046387U Adjustable constant temp. oxyzen moistener for use in oxyzen therapy | 
| 10/24/1989 | US4875718 Swivel connector for preventing kinking of flexible medical hoses | 
| 10/24/1989 | EP0336936A4 Resuscitation device. | 
| 10/19/1989 | WO1989009632A1 Medical breathing apparatus | 
| 10/19/1989 | WO1989009565A1 Method and apparatus for inhalation of treating gas and sampling of exhaled gas for quantitative analysis | 
| 10/18/1989 | EP0336936A1 Resuscitation device. | 
| 10/18/1989 | CN2046017U Simple first-aid breathing apparatus |