Patent ID: 11896791
Assignee: NINGBO DIANAI PLASTIC CO., LTD.
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 1:
2. The anus cleaner according to claim 1, wherein a bottom of the spring check valve (9) is provided with a movable cavity (14), and a bottom of the movable cavity (14) is provided with a limiting port (15); a spring base (16) is installed inside the movable cavity (14) on the limiting port (15), and a spring (17) is installed on the spring base (16); a top of the spring (17) is installed with a plugger (18); a top of the spring check valve (9) is provided with a limiting ring (19), and a center of the limiting ring (19) is provided with a limiting hole (20); the limiting hole (20) is matched with the plugger (18); the bottom of the spring check valve (9) is installed with a sealing ring (21).