一种用于心室辅助系统的心尖打孔和缝合定位器
By designing a perforation and suture locator for the apex of the heart, the problems of inaccurate positioning and difficult suturing during the implantation of ventricular assist system were solved, achieving accuracy in perforation and speed in suturing, reducing surgical risks and time, and improving the patient's recovery speed.
CN116250879BActive Publication Date: 2026-07-17GUANGDONG GENERAL HOSPITAL
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- GUANGDONG GENERAL HOSPITAL
- Filing Date
- 2023-03-02
- Publication Date
- 2026-07-17
AI Technical Summary
Technical Problem
Existing ventricular assist systems lack specialized positioning instruments during implantation, leading to inaccurate drilling, difficult suturing, long operation time, high risk, and a high risk of causing cardiac damage.
Method used
Design a perforation and suturing locator for the apex of the heart, with an arc-shaped body made of a plastic biocompatible material, featuring a positioning hole, a needle inlet, and a needle outlet, equipped with nine corresponding trapezoidal needle inlets and outlets for precise positioning and uniform suturing.
Benefits of technology
It achieves accuracy in perforation and speed in suturing, reduces surgical difficulty and risk, decreases surgical time and hospitalization costs, and improves patient recovery speed.
✦ Generated by Eureka AI based on patent content.
Smart Images
Figure CN116250879B_ABST
Abstract
本发明属于医疗辅助器械技术领域，公开了一种用于心室辅助系统的心尖打孔和缝合定位器，包括弧度可调节的球弧形本体，本体的中间开设有用于心尖打孔的定位孔，本体设有呈圆环状排列的位于外侧的进针部和位于内侧的出针部，进针部和出针部皆以定位孔的中心点为圆心分别开设有九个呈梯形的进针口；每个进针口的两侧腰与对应出针口的两侧腰以及定位孔的圆心处于同一直线上。本发明在植入左室辅助系统的手术过程中，确保打孔定位准确快速、孔洞大小适宜、缝合速度加快、缝线排列均匀、组织受力均衡不易撕裂出血，大大降低了左室辅助系统植入术的难度和风险，减少了主动脉阻断时间、体外循环时间以及总体手术时间。
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