Certified Nurses Operating Room (CNOR) Practice Exam

Which laser type is primarily used for skin resurfacing?

1. Argon

2. Erbium

3. Holmium

4. Eximer

The correct answer is: Erbium

The Erbium laser is primarily used for skin resurfacing due to its ability to precisely remove layers of skin with minimal thermal damage to surrounding tissues. This characteristic allows for effective resurfacing while promoting faster healing and reducing the risk of scarring compared to other laser types. Erbium lasers emit light at a wavelength that is well absorbed by water, which is abundant in the skin. This leads to efficient vaporization of tissue and enables targeted applications, such as the smoothing of wrinkles, fine lines, and other skin imperfections. The controlled nature of the Erbium laser's action allows clinicians to perform precise adjustments according to the depth and the specific area of treatment, enhancing patient outcomes and satisfaction. Other laser types, while they may have applications in various dermatological and surgical procedures, do not specialize in skin resurfacing to the extent that Erbium lasers do. For example, Argon lasers are typically used for more superficial applications, while Holmium lasers are often utilized for procedures involving deeper tissue or bone. Eximer lasers are generally focused on specific conditions like tattoo removal or certain skin lesions but are not primarily recognized for skin resurfacing. Thus, the choice of the Erbium laser for skin resurfacing reflects its unique properties that cater to