Thin flexible tubes {catheter}| can lie in vessels to keep them open.
Surgical instruments {forceps}| can grasp and hold or pull.
Threads or wires {ligature, medicine}| can tie blood vessels.
Surgical tools {retractor}| can pull back skin or tissue to expose area in which to operate.
Surgical instruments {trocar} can hold incisions open for endoscopic surgery.
4-Medicine-Medical Treatments-Surgery
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Date Modified: 2022.0225