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Precautions for the use of holmium laser fiber

Time:2022-04-12 Views:


Properly Strip and Cleave Fiber Front Ends


During the stripping process, do not strip too long, about 2-3mm. If the stripping is too long, use a special cutter to cut the fiber to the correct length. It is advisable that the colored outer skin can be seen in the endoscopic field of view, and the front end does not affect the operation. The stripped fiber should be flat and complete, and the outer protective layer should be flat and free of burrs.

Correctly check the end face of the fiber head


Before each use of the medical holmium laser fiber, the end face of the fiber head should be checked. If there is foreign matter or damage on the end face, the fiber should be replaced with a new one. Be sure to close the protective cap after use.


Correctly check fiber optic sizing


This step is relatively simple. After connecting the optical fiber to the machine, turn on the indicator light to observe whether there is light leakage. If the indicator light leaks, cut the light leakage forward.


Correctly adjust machine power according to manufacturer's instructions


Since different thicknesses of optical fibers can withstand different energy, the output power of the machine should be adjusted correctly to prevent damage to the optical fibers during use, and do not blindly adjust the power. For example: the maximum carrying power of 200 micron pipeline is less than 30 watts (20Hz, the energy does not exceed 1.3 joules); the maximum carrying power of 550 micron fiber is less than 40 watts; the maximum carrying power of 800 micron fiber is less than 60 watts, etc.


Distinguishing Disposable Fiber from Reusable Fiber


Due to the significant differences in the thickness of the coating layer of disposable optical fibers and reusable optical fibers, it is necessary to pay attention to the regulations on the optical fiber packaging and registration certificate for the number of optical fibers used. Disposable optical fibers are strictly prohibited from being reused.


Sterilize reusable fibers


The sensor control problem cannot be ignored. Different manufacturers have different sterilization methods for holmium laser fibers. The best sterilization method for reusable German Weifulai holmium laser fibers is ethylene oxide sterilization. Pay attention to protect the fiber during the sterilization process, and do not bend the angle too small.