Class Information
Number: 128/205.16
Name: Surgery > Respiratory method or device > Means for supplying respiratory gas under positive pressure > Respiratory gas supplied from expandable bag, bellows, or squeeze bulb > Biased to contracted or expanded position by mechanical means (e.g., weight, spring, etc.)
Description: Subject matter where in the bag, bellows, or squeeze bulb is urged to a contracted or expanded position by a mechanical means.
Patents under this class:
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