Patent ID: 7174587

Claim:
A patient positioning system for radiation therapy treatment, comprising: an elongated table having a top surface, a length extending between opposing ends of the table, and having a width defined between opposing sides of the table, wherein the length of the table extends perpendicular to the width of the table; an elongated lock bar positioned on the top surface of the table and extending perpendicular to the length of the table; a first clamp configured to be secured at one of two opposing ends of the lock bar; a second clamp configured to be secured at the other of the two opposing ends of the lock bar, wherein the clamps have flat surfaces adapted to grip flat surfaces of the sides of the table so as to lock the lock bar in a fixed position between the opposing ends of the table, and wherein the clamps each include a lip for catching a bottom surface of the table, wherein the second clamp is adjustably secured on the lock bar so that the second clamp can be unsecured from the lock bar, the lock bar can be re-positioned on the table as desired between the opposing ends of the table, and the second clamp then re-secured to the lock bar to fix the lock bar securely in place on the table, and wherein the second clamp comprises a cover receivable over the end of the lock bar; and an end wall secured to the cover for engaging the flat surface of the side of the table, wherein the lip of the second clamp is secured to the end wall for catching the bottom surface of the table; and a patient restraint member configured to be secured to the lock bar and adapted to extend over a portion of a patient lying on the top surface of the table, in order to reproducible position the patient on the table for radiation therapy treatment.