Certified Surgical First Assistant (CSFA) Practice Test

What type of needle is used for closing the peritoneum or intestine?

1. Cutting needle

2. Taper needle

3. Spiral needle

4. Blunt needle

The correct answer is: Taper needle

The taper needle is specifically designed for suturing soft tissues, making it an ideal choice for closing the peritoneum or intestine. Its rounded tip allows it to penetrate the tissue smoothly without cutting through the fibers, which minimizes trauma and reduces the risk of leakage, especially important in intestinal closures. When suturing delicate structures like the peritoneum or intestinal walls, preserving the integrity of the tissue is crucial, hence the taper needle's design is well-suited for these applications. This type of needle smoothly separates tissue layers as it advances, helping to create strong and secure closures while promoting better healing outcomes. In contrast, cutting needles, while useful for tougher tissues, can cause more damage to softer tissues like those in the abdomen due to their sharp edges. Spiral needles and blunt needles have their own specific applications, but they are not optimal for closing the peritoneum or intestine in the same way that taper needles are. A spiral needle, for example, is typically used for tissues that require a more aggressive approach, while blunt needles may be better suited for friable tissues where cutting action is less desirable.