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Anastomotic compression button: a new mechanical device for sutureless bowel anastomosis
R A Malthaner1, F Z Hakki, N Saini
1Department of Surgery, George Washington University Medical School, Washington, District of Columbia.
Diseases of the Colon and Rectum
|April 1, 1990
Summary
A novel anastomotic compression button offers a sutureless bowel anastomosis alternative to staplers. This device showed comparable healing to staplers, with reduced inflammation and better re-epithelialization in canine colon models.
Area of Science:
- Gastrointestinal surgery
- Biomaterials science
- Surgical device innovation
Background:
- Suturing and stapling are common methods for bowel anastomosis.
- Existing stapling devices can leave foreign bodies in the bowel wall.
- There is a need for innovative, sutureless anastomosis techniques.
Purpose of the Study:
- To evaluate the efficacy and safety of a novel anastomotic compression button.
- To compare the anastomotic compression button with a traditional intraluminal stapler in a canine colon model.
Main Methods:
- A 25-mm anastomotic compression button and a 25-mm intraluminal stapler were used for colonic anastomosis in dogs.
- Outcomes were assessed after 28 days, including mucosal blood flow, burst pressure, and histological analysis.
Main Results:
- Both devices achieved identical mucosal blood flow, burst pressure, and anastomotic indices.
- The anastomotic compression button was easier to apply.
- Microscopic examination revealed less ulceration, fibrosis, and inflammation with the button, alongside improved re-epithelialization.
Conclusions:
- The anastomotic compression button is a viable alternative for sutureless bowel anastomosis.
- This device demonstrates potential for superior outcomes compared to stapled anastomoses, with enhanced healing characteristics.