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A vascular clamp is a surgical instrument used to temporarily control blood flow in an artery or vein. It is designed to occlude a vessel while reducing unnecessary trauma to the vessel wall. Vascular clamps are used in vascular, cardiac, transplant, trauma, and reconstructive procedures. They should be applied by trained surgical clinicians using the right size and design for the vessel.
read more about vascular clamp ...A vascular clamp is used to stop or reduce blood flow during vessel repair, bypass grafting, anastomosis, organ transplant, or bleeding control. It helps create a clearer surgical field and protects the area while the surgeon works. The clamp can also help prevent blood loss while a vessel is opened or repaired. It provides temporary control and is removed when blood flow should return.
Vascular clamps come in different shapes, jaw patterns, sizes, and angles. Common examples include bulldog clamps, Satinsky clamps, DeBakey-style clamps, aortic clamps, and microvascular clamps. Some are designed for partial occlusion, while others fully occlude the vessel. Atraumatic jaws are used to reduce crushing injury to delicate vessels.
The surgeon selects a clamp that fits the vessel size and procedure. The clamp is placed on a suitable portion of the vessel, often avoiding heavily diseased or fragile segments when possible. Blood flow is checked before, during, and after clamping as needed. The clamp is released carefully after repair or reconstruction so bleeding and flow can be assessed.
Vascular clamps can injure vessels if the pressure is too high, the clamp is damaged, or the vessel is fragile or calcified. Possible problems include intimal injury, thrombosis, tearing, bleeding, or impaired blood flow after release. Instruments need inspection, cleaning, and sterilization before use. Clamp time, placement, and vessel condition are closely managed during surgery.
No. Vascular clamps are temporary surgical instruments removed during the procedure after blood flow control is no longer needed.
An atraumatic vascular clamp is designed to reduce crushing or tearing of the vessel wall. It still requires careful placement and appropriate pressure.
Yes. Damage can occur if the clamp is too strong, poorly placed, defective, or used on fragile or calcified vessels.
Surgeons and trained surgical teams use vascular clamps during procedures involving blood vessels, organ blood supply, or bleeding control.
21 CFR 870.4450: Vascular Clamp. eCFR. https://www.ecfr.gov/current/title-21/chapter-I/subchapter-H/part-870/subpart-E/section-870.4450. Date Accessed June 15, 2026.
Vascular Clamp: Product Classification. U.S. Food and Drug Administration. https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfpcd/classification.cfm?panel=CV®ulationnumber=870.4450&start_search=1&thirdparty=y. Date Accessed June 15, 2026.
Pressure-Controlled Vascular Clamp: A Novel Device for Atraumatic Vessel Occlusion. PubMed. https://pubmed.ncbi.nlm.nih.gov/15253267/. Date Accessed June 15, 2026.
Pilot Study of Minimum Occlusive Force of Vascular Clamps on Rats' Abdominal Aortas. PubMed Central. https://pmc.ncbi.nlm.nih.gov/articles/PMC7960717/. Date Accessed June 15, 2026.
Unequal Pressure Distribution Along the Jaws of Currently Available Vascular Clamps. PubMed. https://pubmed.ncbi.nlm.nih.gov/26609047/. Date Accessed June 15, 2026.