一种临床手术引流装置
The dual fixation method of the limiting device solves the problem of easy loosening of traditional drainage needles, achieving a more stable drainage process and treatment progress.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- HUIZHOU CENT PEOPLES HOSPITAL
- Filing Date
- 2025-04-02
- Publication Date
- 2026-07-17
Smart Images

Figure CN224505975U_ABST
Abstract
Claims
1. A clinical surgical drainage device comprising a drainage needle (1), a drainage bottle (4), a drainage bag (5) and two drainage tubes (6), characterized in that: One end of the drainage needle (1) is connected to one end of the drainage bottle (4) through the drainage tube (6), and one end of the drainage bottle (4) is connected to the inlet of one end of the drainage bag (5) through the drainage tube (6). A limiting device (2) is provided on the outer surface of the drainage needle (1). The limiting device (2) can fix the groove block (21), suction cup (25) and tape (22) on the drainage needle (1) by the elastic block (24). Then, the suction cup (25) is attached to the patient's skin and the tape (22) is attached to the patient's skin for double limiting and fixing, so as to improve the support and limiting stability of the drainage needle (1).
2. A surgical drainage device according to claim 1, wherein: The limiting device (2) includes a groove block (21), a connecting rod (23) and an elastic block (24). One end of the outer surface of the elastic block (24) is fixedly installed on the inner wall of the groove block (21) by means of the connecting rod (23). One end of the outer surface of the drainage needle (1) is inserted into the inner wall of the elastic block (24) and the groove block (21). Two tapes (22), one end of which is fixedly mounted on one side of the groove block (21); A suction cup (25) is fixedly mounted on the side of the groove block (21) away from the elastic block (24).
3. A surgical drainage device according to claim 2, wherein: Limiting blocks (26) are fixedly connected to both outer surfaces of the elastic block (24), and the limiting blocks (26) are fixed at an angle on both sides of the entrance of the elastic block (24).
4. The surgical drainage device of claim 2, wherein: An auxiliary mechanism (27) is provided between one side of the groove block (21) and the inside of the suction cup (25). The auxiliary mechanism (27) includes a bracket (272). A plurality of round holes (271) are opened on one side of the groove block (21) and extend into the inside of the suction cup (25). Both ends of the bracket (272) are fixedly installed in the inner wall of the round holes (271). A spring (273), wherein one end of the spring (273) is fixedly mounted on one side of the bracket (272), and a piston plate (274) is fixedly mounted on one end of the spring (273), wherein the outer surface dimension of the piston plate (274) is larger than the inner wall dimension of the circular hole (271) and one side abuts against one side of the groove block (21); A pull rod (275), one side of which is fixedly connected to one side of several piston plates (274).
5. A surgical drainage device according to claim 4, wherein: A telescopic rod (277) is fixedly installed on one side of the bracket (272). One end of the telescopic rod (277) passes through the inner wall of the spring (273) and the other end is fixedly installed on one side of the piston plate (274).
6. A surgical drainage device according to claim 4, wherein: A sealing ring (276) is fixedly installed on one side of the piston plate (274), and the inner diameter of the sealing ring (276) is larger than the inner diameter of the circular hole (271).
7. The surgical drainage device of claim 2, wherein: One side of the elastic block (24) is provided with an adjusting support device (3), the adjusting support device (3) comprises a support block (31), wherein one end of the outer surface of the support block (31) is in sliding connection with the inner wall of the elastic block (24), a plurality of clamping grooves (32) are formed in one side of the support block (31), one end of the clamping block (33) is rotatably connected to one side of the elastic block (24), and the other end of the clamping block (33) is inserted into the inner wall of the clamping groove (32).
8. A surgical drainage device according to claim 7, wherein: A plurality of anti-skid blocks (34) are fixedly connected to one side of the support block (31), and the anti-skid blocks (34) are made of rubber.