22G Endoscopic Ultrasound Biopsy Needle

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Ultrasonic gastroscopy to improve liver function and hepatitis b, hepatitis c, syphilis, AIDS testing, screening patients need more than 4 to 6 hours on an empty stomach, before check 1 day before the evening want to eat easy to digest food, less slag to inform the patient check before inspection, the necessity, the purpose of the related risks and cooperate with the inspection items need to be aware of, to eliminate the patient's concerns, signed informed consent. 15 to 30 minutes before the examination, oral defoamer, intramuscular injection of scopolamine, mental tension can be intramuscular injection or slow intravenous injection of diazepam, upper gastrointestinal examination need to take lidocaine mucilage for local anesthesia and infiltration. During upper gastrointestinal endoscopic ultrasonography, the patient was placed in the left decubitus position, with both lower limbs slightly bent, the collar unfastened, the belt relaxed, and the head tilted back. Operation procedure: After endoscopic ultrasound is inserted into the digestive tract, direct contact method, water sac method and water sac method combined with airless water filling method can be used to scan the lesions, tumors and adjacent organs of gastrointestinal submucosa. Combined with Doppler, endoscopic ultrasound can check blood flow velocity and blood flow, and show the direction of blood flow.

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22G Endoscopic Ultrasound Biopsy Needle

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