Main Parameters And Testing Requirements of Medical Endoscope Lenses

The application of endoscopes can be said to be the most common in the medical field. As a common medical device, the role of medical endoscopes cannot be ignored. Whether it is used to observe the internal conditions of the body or for surgery, it is an important part that cannot be ignored.

1、Main parameters of medical endoscope lenses

The lens is a key component of a medical endoscope. For the medical endoscope lens, there are some key parameters that need to be paid attention to:

Light Intensity. Light intensity is very critical to the image quality of endoscopes, because the working environment of medical endoscopes often lacks light and requires the lens itself to have a certain light intensity.

Focal length. Focal length affects the range of the lens. If it is too far away, you can’t see the area clearly, and if it is too close, you can’t see the entire area.

Resolution. Resolution affects the clarity of the image and is generally expressed in lines/mm or pixels/mm. The clarity of the endoscope lens is very important, as it affects the final examination results and the doctor’s judgment.

Field of view. The field of view, that is, the range of vision that the lens can cover, is generally expressed in degrees and is one of the important parameters of the lens.

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The medical endoscope lenses

2、Testing requirements for medical endoscope lenses

The main types of medical endoscope lenses include rigid endoscopes, flexible endoscopes, fiber optic endoscopes, and electronic endoscopes. Each lens is designed for different diseases and surgical needs. Regardless of the type of endoscope, there are a few things to note about its testing requirements:

(1)Before use, the endoscope should be strictly sterilized, including the lens part.

(2)Check the clarity of the lens to ensure it provides a clear view during an examination or procedure.

(3)Check the light source of the endoscope lens to ensure that it can work properly and provide a working field of view with sufficient brightness.

(4)Check the operating button and long handle to ensure their good operating performance.

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Medical endoscopes used in surgery

(5)Perform an overall inspection of the endoscope to ensure that it has no obvious damage or defects and that its stability is good.

(6)Medical equipment other than endoscope lenses also needs to be inspected, such as whether the connecting wires are intact and whether there is a possibility of electrical leakage.

It should be noted that after each use, the endoscope lens must be strictly cleaned and disinfected so that it can be used normally next time. At the same time, it is necessary to check the maintenance status and replace parts in time if they need to be replaced.

Final Thoughts:

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Post time: Jan-03-2025