1 Ghrelin is a fast-acting hormone that plays a vital role in meal initiation and contributes to weight gain. 2  Leptin mediates long-term regulation of energy balance and suppresses food intake, thereby inducing weight loss.  Both hormones can be controlled naturally, primarily though exercise and stress management.
Surgical retractors. A retractor is a surgical instrument with which a surgeon can either actively separate the edges of a surgical incision or wound, or can hold back underlying organs and tissues, so that body parts under the incision may be accessed. The two are each available in many shapes, sizes, and styles.
View: a video of administering low-pressure irrigation, a type of mechanical debridement. Sharp debridement. Sharp debridement refers to removal of necrotic devitalized tissue by sharp instruments, such as scalpels, scissors, lasers, curettes, or forceps. Nonselective, this method is the fastest debridement method. It can be either surgical or conservative. Surgical debridement is a major procedure performed by a surgeon, another physician, or a podiatrist.