Anatomy and Applications of the #15 Scalpel Blade and Its ...

Scalpels have been used to make skin incisions since the advent of 'modern' dermatosurgery. #15 Scalpel blade and #3 handle (Bard-Parker handle) are most frequently used by a dermatosurgeon. Besides the proper equipment, appropriate technique is mandatory to ensure a 'precise' incision. In this article, we discuss about the anatomy, variations, and different uses of the #15 scalpel blade and the ideal method of making a 'precise' skin incision.

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I

NTRODUCTION

Scalpel is an essential dermatological tool used 'for making skin incisions, tissue dissections, and a variety of surgical approaches since the onset of 'modern' surgery.'

Scalpel blades come in different sizes, identified by a blade number, and each serving a different purpose. These are almost always made of hardened-tempered stainless or high carbon steel.

In dermatology, #15, #10, and #11 are the most commonly used blades, as they produce precise incisions while maintaining cosmesis'a paramount consideration to a dermatosurgeon.[1] We present here a review of the #15 blade that is most popularly used worldwide. Structure of the blade is described as follows [Figure 1]:

Figure 1.

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#15 scalpel blade showing its different parts

1. Sharp tip.

2. Cutting edge'small and curved.

3. Slot for scalpel handle'mostly a nonattached and replaceable blade is used. A key-like slot at the angled projecting base securely locks the blade to the handle by sliding the end of the handle in or out of the slot ('arming' or 'disarming'), frequently assisted by a stabilizing grasping instrument.

4. Spine of the blade'the unsharpened, rigid edge.

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