用于介入疗法中的温度感应定位膜
By using a reservoir array and a thermally conductive liquid network in the temperature-sensing positioning membrane, the problems of slow heat conduction and poor adhesion of traditional positioning membranes are solved, achieving rapid and uniform temperature sensing and ensuring accurate positioning for interventional therapy.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- SHAANXI TIANYU CHANGAN HEALTH IND GRP CO LTD
- Filing Date
- 2025-08-06
- Publication Date
- 2026-07-17
Smart Images
Figure CN224505597U_ABST
Abstract
Claims
1. Temperature-sensitive positioning film for use in interventional therapy, comprising a base film (1), characterized in that: A positioning hole (2) is provided on the inner side of the substrate membrane (1). A connecting membrane (3) is provided below the substrate membrane (1). A bottom membrane (4) is provided below the connecting membrane (3). Multiple sets of liquid storage chambers (5) are provided on the inner side of the bottom membrane (4). The liquid storage chambers (5) are arranged in an array. Multiple sets of flow channels (6) are provided on the inner side of the bottom membrane (4). The liquid storage chambers (5) store thermally conductive liquid with good thermal conductivity. The flow channels (6) are used to connect two adjacent liquid storage chambers (5). A sensing component for sensing the liquid temperature in the liquid storage chambers (5) is provided on the inner side of the connecting membrane (3).
2. The temperature-sensitive positioning film for use in interventional therapy according to claim 1, characterized in that: The sensing component includes a temperature-sensing electrode sheet (201) and a micro-cable (202). Multiple sets of temperature-sensing electrode sheets (201) are arranged on the inner side of the connecting membrane (3). The multiple sets of temperature-sensing electrode sheets (201) are arranged in an array. Each set of temperature-sensing electrode sheets (201) corresponds to a set of liquid storage chambers (5). Multiple sets of micro-cables (202) are arranged on the inner side of the connecting membrane (3). The multiple sets of micro-cables (202) are used to connect two adjacent sets of temperature-sensing electrode sheets (201). The temperature-sensing electrode sheet (201) is made of flexible material.
3. The temperature-sensitive positioning film for use in interventional therapy according to claim 1, characterized in that: The positioning hole (2) penetrates the base membrane (1), the connecting membrane (3) and the bottom membrane (4), and the liquid injected into the reservoir (5) is medical-grade thermally conductive silicone oil.
4. The temperature-sensitive positioning film for use in interventional therapy according to claim 1, characterized in that: A liquid injection tube (301) is provided on one side of the connecting membrane (3), and a tube cap (302) is threaded to one end of the liquid injection tube (301).
5. The temperature-sensitive positioning film for use in interventional therapy according to claim 1, characterized in that: A sealing frame (401) is provided on one side of the base film (1), a connecting plate (402) is provided below the sealing frame (401), and a fixing frame (403) is provided above the connecting plate (402). The fixing frame (403) has a U-shaped structure.
6. The temperature-sensitive positioning film for use in interventional therapy according to claim 5, characterized in that: A threaded tube (404) is provided above the fixing frame (403), and a miniature lead screw (405) is connected to the inner thread of the threaded tube (404).
7. The temperature-sensitive positioning film for use in interventional therapy according to claim 6, characterized in that: A pressure block (406) is provided at one end of the miniature lead screw (405).