Disposable self-pressurizing intestinal stapler supporting tool and usage method

Abstract

The invention provides a disposable self-pressurized intestinal tract anastomat matching tool and its using method. The disposable self-pressurized intestinal tract anastomat is composed of male and female lock rings, and a memory alloy clip connected to the middle of two lock rings; an inside thread is arranged in the male locking ring, and four taper grooves are evenly distributed on an inner circumference of the female lock ring; the tool matched with the product comprises a supporting pawl, a thread lock and a push handle; the supporting pawl is integrally shaped by a rod part and a head part, and four top jaws are evenly distributed on the circumference of the head part and used for opposite propping with four taper grooves; the thread lock is sleeved on the rod body, the front end ofthe thread lock is provided with an outside thread matched with the inside thread of the male lock ring; both sides at the back end are provided with handheld semicircular buckle ring structures, thetail end of the rod part is fixedly connected with the push handle. The tool is integrated with two actions of opening and clamping, the top paws can support the top part evenly; the thread lock is connected and locked, so as to cooperatively complete the opening and clamping actions; the tool can be taken off by rotating the thread lock only; the operation is simple and convenient.

Description

technical field [0001] The invention relates to the technical field of medical devices, in particular to a matching tool and a usage method of a disposable self-pressurizing intestinal stapler. Background technique [0002] Intestinal anastomosis is one of the most common operations in abdominal surgery, and it is also the most basic operation that general surgeons must master. Surgeons have used surgical instruments to stitch tissue together for nearly 200 years. As one of the most successful surgical instruments, staplers have been widely used in modern surgery. All manual sutures in gastrointestinal surgery can be performed by staplers. Gastrointestinal staplers are considered to be the most important surgical instruments in the second half of the 20th century. The most important advances in the field of devices. More and more surgeons are willing to use staplers when performing esophagoenterostomy, anus preservation for low rectal cancer, and laparoscopic surgery. [...

AI Technical Summary

Problems solved by technology

Many staplers cannot control the occurrence of postoperative complications well, such as the stapled intestinal stapler, which is likely to cause residual metal nails on the intestinal wall in the body, and is prone to infection; BAR disposable mechanical buckle intestinal stapler , due to the structural characteristics, it cannot be conveniently and quickly applied to the anastomosis of the lower rectum. If there is a safety hazard after the anastomosis, but at this time the BAR cannot be opened again, remedial measures must be taken, and additional surgical steps and difficulty

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