Disposable bladder for intrauterine use

a catheter device (10) with a disposable bladder for intrauterine use comprising a reusable introducer (12), a subassembly disposable bladder (14), a source of liquid (28) to pressurize the bladder with liquid is presented and a heater (32) for heating the liquid contained within the bladder to a suitable treatment temperature. Reusable introducer (12) includes a catheter (16) whose proximal end (20) supports the heater (32). Disposable bladder subassembly (14) includes an expandable balloon (12) terminating in an elongated, hollow (26) rigid sleeve. A sealing contact between the disposable balloon (22) and introducer (12). The device (10) is particularly suited for effecting necrosis of substantially all the tissue lining the human uterus and is especially configured for intrauterine use.