Nail-head component of a hemorrhoid anastomat
A stapler and hemorrhoid technology, applied in the field of medical devices, can solve problems such as affecting the effect of anastomosis, and achieve the effects of fine matching, ensuring effect, and ensuring matching degree.
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[0022] The invention discloses a nail head assembly of a hemorrhoid stapler, which at least includes figure 1 The nail barrel and figure 2 , image 3 Nail anvil in.
[0023] Such as figure 1 As shown, the nail cartridge 1 includes a housing 11, and the rear end 13 of the housing 11 is used to connect with the body of the hemorrhoid stapler. The housing 11 is provided with an anti-expansion tube 12, and the anti-expansion tube 12 includes a through hole 14 for allowing the anvil shaft of the anvil to slide through. In this preferred embodiment, the through hole 14 of the anti-expansion tube 11 includes two planes 15 symmetrically arranged along the axis of the anti-expansion tube. Each of the planes 15 is provided with a guide groove 16, that is, the guide groove 16 is also It is arranged symmetrically along the axis of the anti-expansion pipe.
[0024] Such as figure 2 with image 3 As shown, the anvil 2 includes an anvil ring 21, an anvil shaft 22, and an anvil cap 23 that ar...
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