Sinusoscope is a medical device used for diagnosis and treatment of nasal and sinus diseases. The following is a detailed introduction about it:

　　Structural principle

　　- Structure: It is mainly composed of a mirror body, a cold light source, an imaging system and surgical instruments. The mirror body is slender, with a micro camera and light source at the front end, which can transmit images in the nasal cavity and sinuses to an external display.

　　- Principle: Use optical fibers or electronic technology to guide light into the nasal cavity and sinuses, and use the lens system to clearly image the internal structure, so that doctors can directly observe the lesions.

　　Check the operation process

　　- Preparation: The patient needs to clean the nasal secretions before the examination. The doctor will perform surface anesthesia on the nasal cavity to reduce discomfort during the examination.

　　- Examination: The doctor will slowly insert the sinus endoscope into the nasal cavity through the anterior nostril, and observe the nasal walls, nasal concha, nasal passages, olfactory fissures and sinus openings in turn. If necessary, the doctor will go deep into the sinus opening or sinus cavity for observation. During the process, the doctor will adjust the angle and depth as needed to conduct a comprehensive examination.

　　- End: After the examination, slowly withdraw the endoscope, clean the nasal cavity, and inform the patient of the examination results and precautions.

　　Clinical Application

　　- Diagnosis: It can clearly show the congestion, edema, hypertrophy of the nasal and sinus mucosa, as well as polyps, cysts, tumors and other lesions. It can also detect lesions in hidden parts, which is of great significance for the early diagnosis of sinusitis, nasal polyps, nasal sinus tumors and other diseases.

　　- Treatment: In sinusitis surgery, it can accurately guide surgical instruments, open the sinus ostia, remove diseased tissue, and preserve normal mucosa and structure; for nasal polyps, it can completely remove polyp tissue and reduce the recurrence rate; it can also be used for the removal of nasal foreign bodies, hemostasis of nosebleeds, and other treatments.

　　Pros and Cons

　　- Advantages: It has the characteristics of clear field of view, magnified image, and multi-angle observation. It can accurately detect lesions and improve diagnostic accuracy. It can reduce damage to surrounding tissues during surgery, improve treatment effects, and shorten patient recovery time.

　　- Disadvantages: The examination and surgical operation require professional skills and experience. The patient may experience discomfort such as nasal pain during the examination, and there is a certain risk of infection and bleeding.

　　Sinusoscope is a medical device used for diagnosis and treatment of nasal and sinus diseases. The following is a detailed introduction about it:

　　Structural principle

　　- Structure: It is mainly composed of a mirror body, a cold light source, an imaging system and surgical instruments. The mirror body is slender, with a micro camera and light source at the front end, which can transmit images in the nasal cavity and sinuses to an external display.

　　- Principle: Use optical fibers or electronic technology to guide light into the nasal cavity and sinuses, and use the lens system to clearly image the internal structure, so that doctors can directly observe the lesions.

　　Check the operation process

　　- Preparation: The patient needs to clean the nasal secretions before the examination. The doctor will perform surface anesthesia on the nasal cavity to reduce discomfort during the examination.

　　- Examination: The doctor will slowly insert the sinus endoscope into the nasal cavity through the anterior nostril, and observe the nasal walls, nasal concha, nasal passages, olfactory fissures and sinus openings in turn. If necessary, the doctor will go deep into the sinus opening or sinus cavity for observation. During the process, the doctor will adjust the angle and depth as needed to conduct a comprehensive examination.

　　- End: After the examination, slowly withdraw the endoscope, clean the nasal cavity, and inform the patient of the examination results and precautions.

　　Clinical Application

　　- Diagnosis: It can clearly show the congestion, edema, hypertrophy of the nasal and sinus mucosa, as well as polyps, cysts, tumors and other lesions. It can also detect lesions in hidden parts, which is of great significance for the early diagnosis of sinusitis, nasal polyps, nasal sinus tumors and other diseases.

　　- Treatment: In sinusitis surgery, it can accurately guide surgical instruments, open the sinus ostia, remove diseased tissue, and preserve normal mucosa and structure; for nasal polyps, it can completely remove polyp tissue and reduce the recurrence rate; it can also be used for the removal of nasal foreign bodies, hemostasis of nosebleeds, and other treatments.

　　Pros and Cons

　　- Advantages: It has the characteristics of clear field of view, magnified image, and multi-angle observation. It can accurately detect lesions and improve diagnostic accuracy. It can reduce damage to surrounding tissues during surgery, improve treatment effects, and shorten patient recovery time.

　　- Disadvantages: The examination and surgical operation require professional skills and experience. The patient may experience discomfort such as nasal pain during the examination, and there is a certain risk of infection and bleeding.