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Common Endoscopic Accessories: A Detailed Guide to Usage Standards and Maintenance Methods
Created on 10.09
I. Professional Usage Guide for Common Endoscopic Accessories
1. Biopsy Forceps
Core Function: Grasp mucosal tissue for pathological examination, serving as the "gold standard" for diagnosis.
Professional Operation Points:
- Through the Working Channel
- Targeting and Grasping
- Withdrawal Technique
2. Snares
Core Function: Used in endoscopic mucosal resection (EMR), endoscopic submucosal dissection (ESD), and polyp removal.
Professional Operation Points:
- Model Selection
- Ligation Technique
- Electrocision Safety
3. Hemostatic Clips
Core Function: Mechanically occlude bleeding blood vessels, wounds, or perforations.
Professional Operation Points:
- Precise Positioning
- Occlusion Technique
- Deep Wound Management
4. Argon Plasma Coagulation (APC) Probe
Core Function: Non-contact coagulation, hemostasis, and ablation of large-area superficial tissue.
Professional Operation Points:
- Safety Distance
- Scanning Technique
- Gas Flow Setting
5. Stone Baskets & Balloon Catheters
Core Function: Used for stone extraction in biliary/pancreatic ducts during ERCP, dilation of strictures, and stone manipulation.
Professional Operation Points:
- X-ray Fluoroscopy Guidance
- Anti-Entrapment Strategy
- Guidewire Guidance
II. Pre-Use Inspection and Safety Warnings
The following inspection procedures must be performed before each use:
- Visual Inspection
- Function Test
- Insulation Test
- Integrity Check
Warning: If any inspection item fails, stop using the accessory immediately and dispose of it as required. Never take chances and use "defective" accessories.
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