A voucher is a bond of the redeemable transaction type which is worth a certain monetary value and which may be spent only for specific reasons or on specific goods.
In 1985 a robot, the Unimation Puma 200, was used to place a needle for a brain biopsy using CT guidance. In 1992, the PROBOT, developed at Imperial College London, was used to perform prostatic surgery by Dr. Senthil Nathan at Guy's and St Thomas' Hospital, London. This was the first pure robotic surgery in the world.
Prostate Removal Surgery: Introduction. Prostate removal surgery (also known as Prostatectomy) is the removal of all or part of the prostate. The prostate gland is an organ at the base of the bladder, surrounding the urethra, in men. When the gland becomes enlarged, the prostate can compress the urethra, causing problems with urination.