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This mechanical device was designed more especially for making a safe, permanent and bloodless division of annular, semiannular and other rectal strictures and obstructions located in the middle and upper portion of the rectum. These pathologic conditions are usually built on the semilunar, rectal, or Houston's valves, and are frequently a prime factor in the etiology of chronic constipation, obstipation, intestinal obstruction, mucous discharges, etc. It may also be used for the removal of neoplasms, prolapse, etc.
Fig. 1 is a valve forceps; Fig. 2, I have designated as the clip introducer. Each is 25 cm. long; H is a reversible handle controlled by the set-screw, S; T is a thumb-rest connected by the slide-bar B, for opening and closing the beak F of the forceps; O is a ring connected by the slide-bar B for opening and closing the beak M of the clip introducer.
Fig. 3 is a
PENNINGTON JR. Automatic Valve Clip. JAMA. 1900;XXXIV(5):313. doi:10.1001/jama.1900.24610050027029
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