Patent ID: 11857457
Assignee: GOOD NEWS MEDICAL CO., LTD.
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 16:
17. The device for alleviating obstructive sleep apnea according to claim 16, wherein a rail comprising a guiding groove and a fixing recess is concavely disposed on one of an outer surface of the passage portion and an inner surface of the through hole, and the other one of the outer surface of the passage portion and the inner surface of the through hole has a positioning protruding portion operating in conjunction with the rail, wherein the guiding groove extends forward, and the fixing recess extends, such that an included angle is formed between a direction in which the guiding groove extends and a direction in which the fixing recess extends, wherein the passage portion and the casing are combined by moving the positioning protruding portion along the guiding groove and then along the fixing recess before fixing the positioning protruding portion to the fixing recess.