The resection electrode types include: a hand-crafted, temperature-resistant tungsten wire-cutting loop; a coagulating perforated resector that provides a 40% greater coagulation zone than standard cutting loops and performs cutting and coagulation simultaneously during tissue resection; a dimpled vaporization roller that offers a smoother area of vaporization than a grooved roller while providing deep-tissue coagulation; a roller ball and roller barrel, which are used for coagulation and ablation of soft tissue in the bladder and prostate (the roller ball may also be used for endometrial ablation in the uterus); and a Collings knife that allows urologists access to all areas of the prostate and is most commonly used for ureteral meatotomy and transurethral incision of the prostate.

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