Nanjing Hengyi Optoelectronics has been paying attention to the production of endoscopic lenses in the 1990s. It has a complete set of experience in the production of endoscopic lenses. Endoscopy is a medical device that can enter the human body through natural cavities or incisions such as oral cavity, rectum, vagina and urethra for examination or treatment. Endoscopes are divided into two categories: hard endoscopes and soft endoscopes.
Hard endoscopy is mainly used for the examination and treatment of the digestive tract, respiratory tract, genitourinary tract and other cavities, such as gastroscopy, colonoscopy, bronchoscopy, cystoscopy, etc. Because the hard endoscope needs to be inserted into the body, it requires general anesthesia or local anesthesia, and there will be some discomfort during the examination.
Soft endoscopy is mainly used for urogenital tract and gynecological examinations, such as cystoscopy, colposcopy, hysteroscopy, etc. Soft endoscopes are very convenient to use. Patients usually do not need anesthesia and have no obvious pain.
Endoscopy has been widely used in the medical field and can be used for the diagnosis and treatment of diseases. For example, in the field of the digestive tract, endoscopy can examine the lesions in the stomach and intestine, obtain tissue biopse, and help doctors judge the degree of malignancy of the lesions; in the genitourinary field, endoscopy can examine the bladder, ureter and other organs, help doctors judge the condition of the disease, and can also take tissue In the field of gynecology, endoscopy can examine the uterine cavity, cervix and other parts, diagnose diseases and treat them.
It should be noted that endoscopic examination needs to be carried out under the guidance of a professional doctor, and patients should strictly abide by the precautions before and after the examination and the doctor's advice. At the same time, in the process of endoscope operation, doctors need to strictly master the operation technology to ensure safety and accuracy.