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Disposable puncture outfit

A trocar, a disposable technology, applied in puncture needles, puncture needles, medical science and other directions, can solve the problems of aggravating the trauma of surgical patients, prolapse, easy to swing, etc., to reduce postoperative infection, safe to use, not easy to fall off. Effect

Pending Publication Date: 2021-07-09
WUXI SHENKANG MEDICAL INSTR EQUIP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

At present, the puncture device is a single-hole straight tube structure, which is easy to swing during use, and will seriously fall out of the human body, which will delay the operation process, and affect the operation process due to the slipping of the puncture device. patient's recovery

Method used

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  • Disposable puncture outfit
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Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0044] Refer to attached Figure 1-9 , the disposable trocar includes a locking cap 1, a puncture sleeve assembly 2, a locking sealing cap assembly 3, a locking switch 4, a gas-blocking sealing cap 5, an air injection valve 6, an air injection switch 7, a positioning ring 8, One-way valve 9, sealing patch 10 and air bag 11.

[0045] The puncture cannula assembly 2 is composed of a puncture cannula seat 2-1 and a puncture cannula 2-2. The lower part of the puncture cannula seat 2-1 is provided with a gas-blocking sealing cap installation groove 2-5, and the puncture cannula seat 2-1 The upper part is provided with a locking sealing cap assembly installation groove 2-6, the gas blocking sealing cap 5 is installed in the gas blocking sealing cap installation groove 2-5 of the puncture cannula, and the locking sealing cap assembly 3 is installed in the puncture casing In the locking sealing cap assembly installation groove 2-6 of seat top, by locking cap 1, sealing ring 12 compre...

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Abstract

The invention relates to a disposable puncture outfit, which belongs to the field of medical instruments, is a surgical instrument matched with a laparoscope, and is suitable for laparoscopic examination and establishment of a surgical working channel. The disposable puncture outfit includes a locking cap, a puncture cannula assembly, a locking sealing cap assembly, a locking switch, an air blocking sealing cap, an air injection valve, an air injection switch, a positioning ring, a one-way valve, a sealing patch and an air bag. The puncture cannula assembly is composed of a puncture cannula seat and a puncture cannula, and the locking sealing cap assembly is provided with a cannula elastic sealing cap, a cannula sealing cap installation seat, a locking fixing cover and a lower pressing cover. A vent groove is formed in the outer side of the puncture cannula, extends forwards to the front portion of the puncture cannula in the axial direction of the puncture tube and passes through the wire binding groove. The air bag is installed at the front end of the puncture cannula and fixed to the periphery of the wire binding groove in a binding mode, and the air outlet hole formed in the sealing patch conveys compressed air for the air bag and inflates the air bag. The positioning ring is sleeved in the middle of the puncture cannula.

Description

technical field [0001] The invention relates to a disposable puncture device, which belongs to the field of medical instruments, and is a laparoscopic matching surgical instrument, which is suitable for laparoscopic examination and establishment of a surgical working channel. Background technique [0002] A trocar is a surgical instrument that pierces the abdominal wall and provides a passage for other surgical instruments to enter the body cavity, and belongs to a minimally invasive surgical instrument. At present, the puncture device is a single-hole straight tube structure, which is easy to swing during use, and will seriously fall out of the human body, which will delay the operation process, and affect the operation process due to the slipping of the puncture device, aggravating the trauma of the surgical patient, delaying the the patient's recovery. [0003] In order to solve the existing problems in the prior art, a patent application "balloon piercer" was proposed, ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A61B17/34A61B17/00
CPCA61B17/00234A61B17/3421A61B17/3474A61B17/3498A61B2017/0034A61B2017/3419
Inventor 许祖年季蓓蒋平
Owner WUXI SHENKANG MEDICAL INSTR EQUIP
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