**Core Concept**
The Dacron graft is a type of vascular graft used in cardiovascular surgery, particularly for aortic aneurysm repair and coronary artery bypass grafting. It is a synthetic, woven polyester graft that mimics the properties of natural blood vessels.

**Why the Correct Answer is Right**
The Dacron graft is preferred in certain cases due to its durability and resistance to thrombosis. Its woven structure allows for a strong attachment to the surrounding tissue, reducing the risk of graft failure. Additionally, the Dacron graft can be easily handled and shaped to fit the specific requirements of each patient.

**Why Each Wrong Option is Incorrect**
**Option A:** This option might be incorrect as it does not specify the material properties of the graft.
**Option B:** This option is incorrect as it refers to a different type of vascular graft, specifically a type of autologous graft.
**Option C:** This option might be incorrect as it does not accurately describe the characteristics of the Dacron graft.

**Clinical Pearl / High-Yield Fact**
One important consideration when using Dacron grafts is the risk of graft infection, which can lead to significant morbidity and mortality. To minimize this risk, surgeons often use antibiotic-impregnated grafts or take other prophylactic measures.

**Correct Answer:** C.