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 is a relatively new laser surgery technology in removing enlarged prostate tissues, especially those caused by a benign prostatic hyperplasia or BPH. The overall goal of the procedure is to improve urine flow, and to remove noncancerous tissues in the prostate that block such flow.