Disposable circumcision anastomat

Abstract

The invention discloses a disposable circumcision anastomat. A fixing device comprises a left fixing block, a right fixing block and a screw rod, wherein the left fixing block and the right fixing block are arranged on the two sides of an opening end, can be tightly closed and are provided with a perforation respectively; screw threads are arranged in the perforation of the left fixing block; the screw rod penetrates through the perforation and is screwed with the screw threads of the left fixing block. The fixing device is characterized in that a first buckling structure is arranged on the end part of the screw rod; the right fixing block is provided with a second buckling structure which is matched and buckled with the first buckling structure; the first buckling structure is a lug boss connected with the screw rod; the lug boss is provided with a top edge and a bottom edge; a transition surface is formed between the top edge and the bottom edge; a buckling groove is formed in the transition surface and is provided with a first bevel edge and a second bevel edge which are arranged on the transition surface; the opening of the buckling groove is toward the bottom edge; the second buckling structure comprises a plurality of bump parts which are buckled into the buckling groove. The invention provides a fastening device locking structure which is more reliable.

Description

technical field [0001] The invention relates to a medical device, in particular to a disposable circumcision stapler. Background technique [0002] The role of adult circumcision in reducing HIV transmission has been widely recognized. The disposable circumcision stapler designed by Mr. Shang Jianzhong has greatly improved the safety and standardization of circumcision. The disposable circumcision stapler designed by the inventor of this case, Mr. Shang Jianzhong, adopts the method of matching the inner ring and the outer ring. The inner ring can be set on the penis first, and after the foreskin is everted, the outer ring and the inner ring can be used to tighten the foreskin. , Block blood circulation, and then cut off the excess foreskin. Afterwards, the disposable circumcision stapler is worn for a certain number of days until the wound is healed. [0003] Such as figure 1 As shown, it is an existing disposable circumcision stapler, which includes an outer ring 1 and a...

AI Technical Summary

Problems solved by technology

However, although this structure is relatively simple to operate, it can quickly realize the closure of the outer ring, but if the screw rod 3 is reversed, the outer ring can be easily opened, which has at least two problems: one is when wearing it, It is easy to rub against the underwear and cause the screw to loosen, which affects the effect of blocking blood circulation and causes the operation to fail; the other is that unscrupulous traders use this product repeatedly, and the safety of medical devices cannot be guaranteed.

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