Biosishealing
https://www.biosissurgical.com/products/disposable-hemorrhoids-stapler-surgery.html
The disposable anorectal stapler consists of an adjusting nut assembly, handle assembly, fixed handle casing, rear tightening ring, staple cartridge assembly (comprising a staple cartridge sleeve, staple cartridge, push staple plate, circular knife, and staples), anvil assembly (comprising an anvil cap, anvil connecting rod, and anvil), safety latch, and accessories. The accessories include a proctoscope, anal plug, anal dilator, and a threaded rod.