The U.S. Army Corps of Engineers is organized geographically into eight permanent divisions, one provisional division, one provisional district, and one research command reporting directly to the HQ. Within each division, there are several districts.
Laser Safety Glasses - Holmium Laser. 1  On this page you will find our range of Holmium laser safety glasses , Ruby laser safety glasses, Dye and Erbium Laser Safety Glasses. 2  Important: Australian laser safety standards AS/NZS 2211.3:2002 require L-Ratings to be clearly marked on the laser glasses.
Holmium Laser Enucleation of the Prostate. BPH (Benign prostatic hyperplasia) is generally a noncancerous enlargement of the prostate gland. It is a common medical problem in older men. In Benign prostatic hyperplasia, the prostate gland grows in size which consequently compresses the urethra, affecting the flow of urine.