Apparatus and method for checking the alignment of laser beams on a diagnostic and/or therapeutic machine
US7594752B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | May 1, 2007 |
| Grant date | Sep 29, 2009 |
| Priority date | — |
| Expiry date | Mar 5, 2028 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61N2005/1076
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An apparatus for checking the alignment of laser beams for indicating a position in relation to a diagnostic and/or therapeutic machine, which has a isocentre, wherein the machine has a patient support movable in its position, laser beams and isocentre being aligned in relation to each other such that the laser beams intersect with each other in the isocentre of the machine, wherein the machine has the following a carrier element, which is provided with means for being arranged in a predetermined position on the patient support of the machine, a first and a second measuring device, each one at a time being equipped with connection means for the carrier element, wherein the first measuring device measures the position of the impingent laser beams with respect to a predetermined position in relation to the patient support, the second measuring device records the position of the isocentre in relation to the predetermined position of the first measuring device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.