Patent ID: 9668670
Date: 2017-06-06
CPC Classifications: A61B,G01R

Claim:
1. An endorectal coil comprising: a tube configured for insertion into a rectum; a spreader including a plurality of ribs configured to pass through the tube in a collapsed configuration and be positioned at a distal end of the tube and configured to be mechanically spread after emergence from the tube to compress surrounding tissue after the tube is inserted, when spread, the ribs defining openings therebetween configured to pass a surgical instrument, wherein the plurality of ribs are connected together at a near end and a distal end of the spreader; one or more coil elements tuned to receive magnetic resonance data, the coil elements being carried by the spreader, and configured to be pressed against walls of the rectum by the spreader; and a cover which covers the spreader and expands with the spreader to provide a surface that is mechanically penetrable by surgical instruments without collapsing.