Bladder and/or rectum extender with exchangeable and/or slideable tungsten shield

摘要

A shielding device includes two elongated, parallel tubes joined at a distal portion, and a shield at least one of removably and slidably situated at the distal portion. An assembly includes an applicator configured for a treatment site, an assembly block attached to the applicator, at least one rotary unit configured to be rotatably received in the assembly block, and at least one shielding device that is configured to be movably received in a respective rotary unit. A method of using the shielding device with an applicator includes inserting the distal portion of the shielding device to a treatment site, and adjusting a position of the distal portion relative to a distal end of the applicator.

主权项

1. A shielding device, comprising:
two elongated, parallel tubes joined at a distal portion of the tubes; and a shield at least one of removably and slidably situated at the distal portion; wherein the distal portion includes a separate shield retainer attached to distal ends of the tubes; and wherein the shield retainer includes a retaining lip and a key slot configured to retain the shield, and the shield includes a retaining ring and a key portion configured to be received by the retaining lip and the key slot, respectively.