Inspection standards and methods for Disposable Trocars
 Jan 10, 2023|View:596

Today's society has a wide variety of patients, some of whom are easily cured without much treatment. In contrast, others need to be treated surgically, and the instruments used during surgery become an essential part of the process. This article will take you through the criteria and methods for testing disposable punctures in laparoscopic surgery.

Disposable Trocar

A disposable Trocar comprises two parts: the puncture trocar and the puncture core. The main task of the puncture core is to penetrate the abdominal wall together with the puncture trocar and leave the puncture trocar on the abdominal wall. The main task of the puncture trocar is to allow various surgical instruments to enter the abdominal cavity, allowing surgical operations to be performed.

1. What kind of disposable Disposable Trocar is considered qualified?

Need to comply with YYT 1710-2020 disposable Disposable Trocar standard development, disposable Disposable Trocar physical properties of the main test: sheath cap and puncture sleeve connection firmness, and whether the disposable Disposable Trocar has a good gas barrier and sealing. Using professional instruments such as an abdominal Disposable Trocar connection firmness tester, Disposable Trocar sealing and gas barrier tester, and Disposable Trocar can be tested for various specifications: 5.5mm, 10.5mm, 12.5mm internal diameter, etc.

2. air resistance and sealing test instrument of Disposable Trocar.

The air-tightness and air-barrier tester is mainly used to determine the physical characteristics of the air-tightness and air-barrier of the Disposable Trocar, which is one of the important means to identify the physical properties of the air-tightness and air-barrier of the Disposable Trocar. It applies to disposable puncture sets, infusion sets, blood transfusion sets, infusion needles, anesthesia kit filters, pipelines, catheters, quick connectors, etc.

(1) Disposable Trocar sealing and gas barrier tester test procedure.

(a) The head end of the disposable Disposable Trocar is connected to the pressure device to ensure no leakage at the connection.

(b) Close the puncturer's air injection valve and block the puncture cannula's side holes and the air holes at the end of the puncture needle.

(c) Place the Disposable Trocar flat in the water container, with the highest point on the outer surface of the Disposable Trocar about 5 cm above the water surface, and fill the head end of the device with 4 kPa pressure gas.

(d) Pull out the needle and hold it under the pressure of 4KPA for 1 minute. Record the number of air bubbles. The needle should have good air resistance, the air pressure should be 4kPa, and the air bubbles should be less than 20.

(2) Disposable Trocar sealing performance test steps.

(a) Disposable Trocar head end connected to the pressure device to ensure the connection is not leaking.

(b) close the disposable Disposable Trocar gas injection valve, and block the side hole of the puncture cannula and the air hole at the end of the puncture needle.

(c) Place the needle flat on the water container. The highest point on the outer surface of the needle is about 5 cm from the water's surface. Inject 4 KPA pressure gas from the tip for 1 minute. The needle should have a good seal, 4 KPA pressure, and no leakage.

The above is about the disposable Disposable Trocar test standards and methods. If you need a more detailed understanding, you are welcome to contact us!

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