Handle assembly of circular anastomat and circular anastomat
By simplifying the handle assembly structure of the electric circular stapler and adopting a bevel gear and sensor assembly design, the problems of structural complexity and misoperation have been solved, thereby improving stability and safety.
CN224403705UActive Publication Date: 2026-06-26SUZHOU FRANKENMAN MEDICAL EQUIP
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Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- SUZHOU FRANKENMAN MEDICAL EQUIP
- Filing Date
- 2025-06-23
- Publication Date
- 2026-06-26
AI Technical Summary
Technical Problem
The handle assembly of existing electric circular staplers has a complex structure, is unstable in operation, and is prone to misoperation, which affects the anastomosis effect and safety.
Method used
The design employs a combination of bevel gears, intermediate gears, and push-pull rods to simplify the firing mechanism, increase compactness, and prevent malfunctions through sensor components and a control system, ensuring stability and safety.
Benefits of technology
It improves the operational stability and safety of the circular stapler, reduces the size of the operating end, making it easier to hold and operate, and reduces the risk of misoperation.
✦ Generated by Eureka AI based on patent content.
Smart Images
Figure CN224403705U_ABST
Abstract
The utility model relates to a handle assembly of circular anastomat and circular anastomat, the handle assembly includes handle casing, closing subassembly, firing assembly and the control system of the control firing assembly. Among them, the firing assembly includes firing member, the motor for driving the firing member and moves along its axial motion, sets up the transmission mechanism between the motor and the firing member, and the transmission mechanism includes the push -and -pull rod that far end is connected with the proximal end of the firing member, the bevel gear that sets up on the rotating shaft of the motor, rotatably sets up the intermediate gear between the bevel gear and the push -and -pull rod, the push -and -pull rod is equipped with rack portion, and the intermediate gear includes spur gear portion and bevel gear disc portion, and the spur gear portion is coaxial with the bevel gear disc portion, and the tooth of bevel gear disc portion distributes along the outer periphery of spur gear portion, and the tooth groove of spur gear portion is parallel to the axial direction of spur gear portion, and the spur gear portion is engageded and connected with the rack portion, and the bevel gear disc portion is engageded and connected with the bevel gear perpendicularly. Handle assembly simple structure, compact and good running stability.
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