Endoscope attraction button with self-locking function and endoscope

Abstract

The invention relates to an endoscope attraction button with a self-locking function and an endoscope; a lifting groove and a rotating groove are formed in the inner wall of a button cap; a sliding block is arranged on an attraction main body; the attraction main body is connected with a top plate lower wall of the button cap through a spring; when the button cap is pressed down, the upper end of the attraction main body is sealed with the button cap; the button cap rotates in the circumferential direction; the sliding block rotates into the rotating groove; a self-locking button is also included; the self-locking button is arranged on the inner wall of a side plate of the button cap; two ends of the self-locking button respectively penetrate through the side plate of the button cap and can slide along a connecting line of penetrating points; the attraction main body is provided with a groove; and a lock catch is arranged in the middle of the self-locking button. According to the invention, through arrangement of the sliding block, the lifting groove and the rotating groove, sealing is completed when the attraction main body is lifted upwards; the locking function is achieved by rotating the button cap; the lock catch can be loosened and opened when the button cap is rotated reversely; and the lock catch on the self-locking button capable of sliding is inserted into and pulled out of the groove to complete locking and separation. An operator does not need to press the button for a long time; and fingers are not prone to fatigue.

Description

technical field [0001] The invention relates to the field of medical instruments, in particular to an endoscope suction button and an endoscope with a self-locking function. Background technique [0002] In the medical field, an endoscope is widely used to observe the inside of a body cavity for diagnosis or treatment. This endoscope includes an insertion unit and an operation unit for operating the insertion unit. A suction channel leading to the suction port at the front end is provided in the insertion part. The suction channel is linked to a suction button provided on the operation part. In addition, the endoscope is provided with a forceps channel suitable for inserting a treatment instrument such as forceps or spraying cleaning water or the like. In order to make the insertion part thinner, both the forceps channel and the suction channel are often used. At this time, the suction channel branches from the middle of the forceps channel as a dedicated suction channel...

AI Technical Summary

Problems solved by technology

When the suction operation takes a long time, pressing the button continuously for a long time will bring finger

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