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4197841 |
Respirator with protective cover
Exposed components, including an exhalation valve, of a respirator mask are protected from extremely cold temperatures by a bag containing them, with its open end held in sealing engagement with...
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4196728 |
Breathing apparatus
A breath warming apparatus which comprises a flexible, lightweight casing in the shape of a curved, generally symmetrical horn of expanding cross section, having a flared internal chamber...
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4150671 |
Warm air weathermask
This disclosure teaches an apparatus in the form of a face mask which in addition to protecting the face from direct impingement of cold air, snow, sleet and the like, also serves to preheat air...
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4136691 |
Respiration mask
A respiration mask comprising a mask portion and a heat exchanger through which inhalation and exhalation air flows for the recovery of humidity and humidity contained in the exhalation air. The...
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4090513 |
Heat and moisture exchanging device for respiration
A heat and moisture exchanging device for respiration comprising a housing, having an inlet detachably connected to a tracheal cannula and an outlet detachably connected to a tube for passing...
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4048993 |
Humidity exchanger in an apparatus for respiration and anasthesia
A humidity exchanger in an apparatus for respiration and anasthesia comprises an inhalation air conduit which is juxtaposed to an exhalation air conduit and separated therefrom by a diffusion foil...
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4044531 |
Protective nose shield for race horses and the like
A dual purpose protective nose shield for race horses which includes a pair of generally cup-shaped reverse air scoops positioned over the horse's nostrils. Each scoop has a rearwardly flared...
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4007737 |
Anesthesia breathing system
There is disclosed an anesthesia breathing system which is interconnected between a source of gas, such as an oxygen or an anesthesia administration system, or both, and a patient supported...
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3945378 |
Positive pressure breathing circuit
A positive pressure breathing circuit for operation in conjunction with a positive pressure ventilator including a concentrically oriented inhalation/exhalation circuit having an inner inhalation...
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3920009 |
Tracheostomatic bandage
A bandage for laryngotomy patients comprises an air inlet portion having an outer fibrous layer consisting of a fibrous material designed and dimensioned to collect particles and bacteria without...
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3908649 |
Personal filter respirator
A filter respirator which is particularly useful for self protection against carbon monoxide comprises a filter casing which is filled with a catalyst material. A mouthpiece assembly includes a...
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3895675 |
Breathing gas heat exchanger
A heat exchanger for use in intermittent flow situations in breathing apptus is disclosed that includes a plurality of thermally conductive rod members extending through a septum member that...
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3881482 |
DEVICE FOR MOISTENING AND HEATING INHALATION AIR WITH TRACHEOTOMY AND ENDOTRACHEAL INTUBATION
A device for moistening and warming inhalation air with tracheotomy and endotracheal intubation is disclosed which device comprises a cavernous body which is made of a light, porous material having...
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3835853 |
BREATH WARMING DEVICES
This invention pertains to breath warming devices and particularly of the self contained type wherein heat and moisture from the exhaled breath is utilized to warm and humidify the ensuing inhaled...
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3814094 |
LOW PROFILE COLD WEATHER RESPIRATOR
A low profile cold weather respirator in which a body of heat conductive foraminous material adapted to be supported over either the nose or mouth or both of the wearer is encased in an envelope...
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3747598 |
FLOW CONDITIONER
A respiratory gas flow conditioner for providing biologically required heat and moisture to gas flows for a respiring user has high thermal efficiency and low resistance to respiratory flow. The...
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3491755 |
ANIMAL MASK
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3333585 |
Cold weather face mask
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3326214 |
Breath warmer apparatus
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3229681 |
Warming suit
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3102537 |
Respiratory apparatus
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