# US 10,500,012 B2 · Illuminated MR local coil arrangement > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 10,500,012 B2 - Document ID: US10500012B2 - Status: Granted - Kind: B2 - Application number: 15/678,332 - Filed: 2017-08-16 - Published: 2018-02-22 - Granted: 2019-12-10 - Earliest claimed: 2016-08-18 - Assignees: Siemens Healthcare GmbH - Applicants: Andre Bender; Daniel Gareis; Manuel Noras; Rainer Kurth; Volker Matschl; Heinrich von Busch - Inventors: Andre Bender; Daniel Gareis; Manuel Noras; Rainer Kurth; Volker Matschl; Heinrich von Busch - Web page: https://patentgrep.com/patent/US10500012B2 ## CPC - A61B 90/30: Devices for illuminating a surgical field, the devices having an interrelation with other surgical devices or with a surgical procedure - A61B 5/055: involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging - A61B 5/1115: {Monitoring leaving of a patient support, e.g. a bed or a wheelchair} - A61B 5/1126: {using a particular sensing technique} - A61B 5/4312: {Breast evaluation or disorder diagnosis (optical mammography A61B5/0091)} - A61B 5/6891: {Furniture} - A61B 5/704: {Tables} - A61B 5/7285: {for synchronizing or triggering a physiological measurement or image acquisition with a physiological event or waveform, e.g. an ECG signal} - A61B 10/0041: {Detection of breast cancer (mammography by transillumination A61B5/0091, by X-rays A61B6/502, by ultrasonic means A61B8/0825)} - A61B 10/0233: {Pointed or sharp biopsy instruments} - F21V 23/0471: {the sensor detecting the proximity, the presence or the movement of an object or a person} - G01R 33/28: Details of apparatus provided for in groups G01R33/44 - G01R33/64 - G01R 33/30: Sample handling arrangements, e.g. sample cells, spinning mechanisms - G01R 33/341: comprising surface coils - A61B 2090/309: {using white LEDs} - A61B 2562/0214: Capacitive electrodes - A61B 2562/0257: Proximity sensors - F21Y 2115/10: Light-emitting diodes [LED] - G01R 33/34046: {Volume type coils, e.g. bird-cage coils; Quadrature bird-cage coils; Circularly polarised coils} - A61B: DIAGNOSIS; SURGERY; IDENTIFICATION (usefulness limited to only animals A61D) - F21V: FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR - G01R: MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES (indicating correct tuning of resonant circuits H03J3/12) - F21Y: INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED ## Abstract The present embodiments relate to an MR local coil arrangement and an MR unit. An MR local coil arrangement is disclosed including at least one MR antenna, an illumination unit with at least one light-generating unit to illuminate an illumination region, and a switching unit with at least one sensor to control the illumination unit. ## Claims ### Claim 1 A magnetic resonance (MR) local coil arrangement comprising: at least one MR antenna; an illumination unit with at least one light-generating unit configured to illuminate an illumination region of a patient; and a switching unit with at least one sensor configured to control the illumination unit, the at least one sensor comprising at least one proximity sensor, at least one motion sensor, or the at least one proximity sensor and the at least one motion sensor, wherein the switching unit is configured to switch the illumination unit between at least two operational states without an operator touching the switching unit. ### Claim 2 (depends on 1) The MR local coil arrangement of claim 1, wherein the illumination unit is configured to illuminate the illumination region of the patient with light that differs in the at least two operational states with regard to an intensity of the light, a color of the light, or the intensity of the light and the color of the light. ### Claim 3 (depends on 1) The MR local coil arrangement of claim 1, wherein the at least one proximity sensor, the at least one motion sensor, or the at least one proximity sensor and the at least one motion sensor comprises at least one optical sensor, at least one acoustic sensor, at least one capacitive sensor, or a combination thereof. ### Claim 4 (depends on 1) The MR local coil arrangement of claim 1, wherein the switching unit is configured to be operated via gesture control. ### Claim 5 (depends on 1) The MR local coil arrangement of claim 1, wherein the at least one light-generating unit is configured to beam light directly into the illumination region of the patient. ### Claim 6 (depends on 1) The MR local coil arrangement of claim 1, wherein the at least one light-generating unit comprises at least one light-emitting diode. ### Claim 7 (depends on 1) The MR local coil arrangement of claim 1, wherein the illumination unit comprises at least two partial illumination units arranged on opposite sides of the MR local coil arrangement. ### Claim 8 (depends on 7) The MR local coil arrangement of claim 7, wherein the switching unit comprises a partial switching unit for each partial illumination unit of the at least two partial illumination units. ### Claim 9 (depends on 1) The MR local coil arrangement of claim 1, wherein the MR local coil arrangement comprises a biopsy unit arranged at least partly inside the illumination region of the patient. ### Claim 10 (depends on 1) The MR local coil arrangement of claim 1, further comprising: a housing having a region recessed inwards, wherein the at least one light-generating unit is arranged in the region recessed inwards. ### Claim 11 A magnetic resonance (MR) device comprising: at least one MR local coil arrangement comprising: at least one MR antenna; an illumination unit with at least one light-generating unit configured to illuminate an illumination region of a patient; and a switching unit with at least one sensor configured to control the illumination unit, the at least one sensor comprising at least one proximity sensor, at least one motion sensor, or the at least one proximity sensor and the at least one motion sensor, wherein the switching unit is configured to switch the illumination unit between at least two operational states without an operator touching the switching unit. ### Claim 12 (depends on 11) The MR device of claim 11, further comprising: a patient couch having a positioning plane, wherein the at least one light-generating unit is configured to transmit a beam of light in a direction of the positioning plane of the patient couch.