This document discusses suprapubic cystostomy, a procedure where a catheter is inserted through an incision above the pubic bone into the bladder to drain urine. It is used when the bladder or urethra is injured, after certain urological surgeries, or to allow some voluntary voiding through the urethra. Common catheters used include Foley balloons and three-way irrigating catheters. Equipment that may be used includes biopsy forceps, a Bugbee electrode for cauterization, and Otis urethrotomes and Van Buren dilators for urethral strictures. The procedure involves lubricating and inserting a sheath and obturator