Safety device for anastomat

A safety device and a stapler technology, applied in the direction of surgical fixation nails, etc., can solve the problems of easy forgetting to open, unusable instruments, affecting the operation process, etc.

CN102657545AInactive Publication Date: 2012-09-12B J ZH F PANTHER MEDICAL EQUIP
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Publication Date
2012-09-12
Estimated Expiration
Not applicable · inactive patent

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Abstract

The invention relates to a safety device for an anastomat. The safety device comprises a fixed handle, a movable handle, a safety lever, a safety pushing button and a support handle, wherein the safety lever is fixedly connected with the safety pushing button and the safety lever and the safety pushing button are slideably arranged at one end of the support handle, the other end of the support handle is fixed on the fixed handle, and a clamping groove where the safety lever can be inserted in a matching manner is arranged at one end of the movable handle, which is abutted with the support handle. The safety lever can move along a prescribed trajectory in a certain angle range, and can open or close the movable handle after reaching a certain position. The safety device for preventing the anastomat from abnormally firing can prevent operation failure caused by accident or abnormal firing, is simple in structure, convenient for assembly and safe in use, and plays an important role in correctively using the anastomat, thereby being suitable for popularization and application.
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Description

technical field

[0001] The invention relates to a tubular stapler, in particular to a stapler safety device specially used for digestive tract operations. Background technique

[0002] In surgical operations, medical staplers have become an indispensable auxiliary medical device in the process of suturing human tissue. Among them, the circular stapler is used for end-to-end, end-to-side, and side-to-side anastomosis in digestive tract lumen surgery. It provides two rows of annular staples spaced from each other. Shaped anastomosis. The application of medical stapler has many advantages such as less blood loss during operation, shorter operation time, reduction of manual operation error, avoidance of infection, and quick recovery of postoperative function.

[0003] At present, the anti-misfire insurance of more tubular staplers used clinically mostly adopts the method of adding brackets at the root of the movable handle to prevent accidental firing of the instrument. This ...

Examples

Embodiment Construction

[0021] A stapler safety device of the present invention comprises a fixed handle 1, a movable handle 2, a safety piece 3, a safety push twist 4 and a supporting handle 5, the safety piece 3 and the safety push twist 4 are fixedly connected, and are slidably installed on the support handle 5, the other end of the support handle 5 is fixed on the fixed handle 1, and the end of the docking of the movable handle 2 and the support handle 5 is provided with a snap-in slot 21 that can be inserted into the safety piece 3.

[0022] refer to figure 1 , figure 2 As shown, wherein the support handle 5 is provided with a safety plate sliding guide rail 51, and a chute 52 for installing the safety push button 4, and a through groove 53 is also provided in the chute 52 to cooperate with the installation of the safety plate 3, and the safety plate sliding guide rail 51 Grooves are also arranged on the bottom surface, and the sliding guide rail 51 of the safety piece and the sliding groove 5...