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.
Key Surgical. Self-Retaining Retractor Caps. Designed specifically to protect a variety of self-retaining instruments, such as Weitlaners and Gelpis, which are often challenging instruments to protect. Radiopaque. Single use. Sterilizable. Not made with natural rubber latex.