Surgery Patents (Class 128)
- With fluid supply (Class 128/847)
- Antisnoring device (Class 128/848)
- Drapes (Class 128/849)
- Head or face protector (e.g., lips, ears, etc.) (Class 128/857)
- Restrainers and immobilizers (e.g., strait jackets, etc.) (Class 128/869)
- Nonabsorbent body opening occluders, seals, or supporters (e.g., surgical or natural orifice occluders) (Class 128/887)
- Wound shields (e.g., vaccination) (Class 128/888)
- Chafing shields (e.g., decubitus pads, etc.) (Class 128/889)
- With tongue depressor (Class 128/200.15)
- Ultrasonic (Class 128/200.16)
- Rotating (Class 128/200.17)
- Spray impinged against baffle in or adjacent flow conduit (Class 128/200.18)
- Means for selectively dispensing different fluids (Class 128/200.19)
- Gas stream aspirating medicament from reservoir (Class 128/200.21)
- Pre-pressurized container holding medicament (Class 128/200.23)
- Artificial gill, or means for separating entrained air from liquid stream (Class 128/200.25)
- Means placed in body opening to facilitate insertion of breathing tube (Class 128/200.26)
- Gas stream directed away from face mask to penetrate contaminated atmosphere (Class 128/200.27)
- Body or head supported means, other than face mask or hood, with gas stream to screen face or penetrate contaminated atmosphere (Class 128/200.28)
- Underwater exhalation dispersing means (Class 128/200.29)
- Draw-type snorkel (Class 128/201.11)
- Corrective or magnifying lens combined with face mask having eyepiece or transparent viewing portion (Class 128/201.12)
- Inhaled gas heated or humidified by exhaled gas (Class 128/201.13)
- Viewing strip slidable relative to mask (Class 128/201.14)
- Means for keeping viewing member (e.g., eyeglass, transparent face shield, etc.) clear (Class 128/201.15)
- Means for preventing nasal inhalation (Class 128/201.18)
- Means for transmitting, or facilitating, voice communication from face mask, hood, or helmet (Class 128/201.19)
- Using liquified oxygen (Class 128/201.21)
- Including body or head supported means covering user's scalp (Class 128/201.22)
- Hypobaric body chamber (Class 128/202.12)
- Combined with or convertible to a nonrespiratory device, or having nonrespiratory function other than hyperbaric treatment (Class 128/202.13)
- Smoking device simulator (Class 128/202.21)
- Means for indicating improper condition of apparatus (Class 128/202.22)
- Means for preventing electric shock or arcing (Class 128/202.23)
- Means for protecting user from pressure wave or flame resulting from gas ignition (Class 128/202.24)
- Ozone or ion generation (Class 128/202.25)
- Gas produced by electrolysis or chemical reaction (Class 128/202.26)
- Means for quickly connecting or disconnecting apparatus components (Class 128/202.27)
- Means using rescuer's breath for supplying respiratory gas to another person (Class 128/202.28)
- Means for mixing treating agent with respiratory gas (Class 128/203.12)
- Means for cooling respiratory gas or respiration device (Class 128/204.15)
- Means for heating respiratory gas or respiration device (Class 128/204.17)
- Means for supplying respiratory gas under positive pressure (Class 128/204.18)
- Means for removing substance from respiratory gas (Class 128/205.27)
- Face mask covering a breathing passage (Class 128/206.21)
- Respiratory gas supply means enters mouth or tracheotomy incision (Class 128/207.14)
- Respiratory gas supply means enters nasal passage (Class 128/207.18)
