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.
VAX-DÂ® refers to vertebral axial decompression, a non-surgical approach to treating chronic back pain through the use of a motorized table designed to stretch the lower back. Developed by the former Canadian Deputy Minister of Health in the late 1980s, the family of medical devices to complement this therapy has been expanded and patented by the Canadian-based company, Vax-D Medical Technologies.