1. Bow-holding style: The bow-holding style is the most commonly used way to hold a knife. The action range is wide and flexible, and the force involves the whole upper limb, mainly in the wrist.
For longer skin incision and rectus abdominis sheath incision and so on.
2. Holding pen: Holding pen is gentle and soft with flexible and accurate operation, which is easy to control the motion of the knife. Its action and strength are mainly in the fingers.
Used for short incisions and fine operations, such as dissecting blood vessels, nerves and cutting peritoneum.
3. Grip: Hold the handle with all hands, and hold the mark of the handle tightly between thumb and forefinger.
This method is more stable in knife control.
The main point of action is the shoulder joint.
It is used for cutting wide range, hard and heavy tissue, such as amputation, tendon incision, long skin incision, etc.
4. Reverse: Grasping.
A variant of the reverse stylus in which the blade is drawn upward to avoid damage to deep tissue.
When operating, first stab, moving point in the finger.
It is used to cut abscess, blood vessel, trachea, common bile duct or ureter and other cavity viscera, cut off the tissue clamped by forceps or enlarge skin incision.
5. Finger pressing: the finger pressing is used to press the front end of the handle with the forefinger and the back half hidden in the hand.
This method control knife is a little inflexible.
It is mainly applied to skin tissues that are difficult to cut open.
