# US 2018/0321336 A1 · Communication channel > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2018/0321336 A1 - Document ID: US20180321336A1 - Status: Published application - Kind: A1 - Application number: 15/585,662 - Filed: 2017-05-03 - Published: 2018-11-08 - Earliest claimed: 2017-05-03 - Assignees: Elekta Limited - Applicants: Elekta Ltd. - Inventors: Per CARLSSON; Erik CARLANDER; Henrik ALEXIS; Maja NILSSON - Web page: https://patentgrep.com/patent/US20180321336A1 ## CPC - G01R 33/283: {Intercom or optical viewing arrangements, structurally associated with NMR apparatus} - A61B 6/0407: {Supports, e.g. tables or beds, for the body or parts of the body} - A61G 13/104: {Adaptations for table mobility, e.g. arrangement of wheels} - A61N 5/10: X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy (A61N5/01 takes precedence) - A61N 5/1077: {Beam delivery systems} - A61B 6/0471: {based on an endless-band} - A61G 13/0018: {Physician's examining tables} - A61G 2210/50: for radiography - A61N 2005/1097: {Means for immobilizing the patient} - G01R: MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES (indicating correct tuning of resonant circuits H03J3/12) - A61B: DIAGNOSIS; SURGERY; IDENTIFICATION (usefulness limited to only animals A61D) - A61G: TRANSPORT, PERSONAL CONVEYANCES OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS (appliances for aiding patients or disabled persons to walk A61H3/00); OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES (embalming corpses A01N1/00) - A61N: ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY (measurement of bioelectric currents A61B; surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body A61B18/00; anaesthetic apparatus in general A61M; incandescent lamps H01K; infrared radiators for heating H05B) ## Abstract A system for moving a patient into and from a medical apparatus includes a patient support arranged outside a treatment space of a medical apparatus, a treatment table arranged inside the treatment space in the medical apparatus and a patient bed movable in a longitudinal direction from the patient support to the treatment table and back by means of activation of a transferring mechanism. The patient bed is provided with at least a first communication channel for transferring communication signals. ## Claims ### Claim 1 A system for moving a patient into and from a medical apparatus, comprising: a patient support arranged outside a treatment space of a medical apparatus; a treatment table arranged inside the treatment space in the medical apparatus; and a patient bed movable in a longitudinal direction from the patient support to the treatment table and back by means of activation of a transferring mechanism, wherein the patient bed is provided with at least a first communication channel for transferring communication signals. ### Claim 2 (depends on 1) The system according to claim 1, wherein said first communication channel runs in a substantially longitudinal direction of said bed. ### Claim 3 (depends on 1) The system according to claim 1, wherein said first communication channel is air-filled. ### Claim 4 (depends on 1) The system according to claim 1, wherein said first communication channel runs from a first end of said bed to a second end of said bed. ### Claim 5 (depends on 1) The system according to claim 1, wherein at least one first connection device is arranged at said first end for connecting an external device to said first communication channel. ### Claim 6 (depends on 1) The system according to claim 1, wherein at least one second connection device is arranged at said second end for connecting an external device to said first communication channel. ### Claim 7 (depends on 1) The system according to claim 1, wherein said first communication channel may have a circular cross section, an at least partially circular cross section, a rectangular cross-section, or a polygon shaped cross-section. ### Claim 8 (depends on 1) The system according to claim 1, wherein said first communication channel comprises an emitting device at one of the first and second ends and a receiving device at the other of the first and second ends. ### Claim 9 (depends on 8) The system according to claim 8, wherein the receiving and emitting devices are sound emitting and receiving devices. ### Claim 10 (depends on 9) The system according to claim 9, wherein the sound receiving and emitting devices comprise a computer or computer circuitry for improving, amplifying and/or filtering the sent or received sound. ### Claim 11 (depends on 8) The system according to claim 8, wherein the receiving and emitting devices are light emitting and receiving devices. ### Claim 12 (depends on 11) The system according to claim 11, wherein the light receiving and emitting devices comprise a computer or computer circuitry for translating light signals into sound and sound into light signals, respectively. ### Claim 13 (depends on 1) The system according to claim 1, wherein the patient bed comprises at least two communication channels, a first and a second. ### Claim 14 (depends on 13) The system according to claim 13, wherein the second of the two communication channels) is used to deliver signals from the first end to the second end and the first of the at least two communication channels to deliver signals from the second end to the first end. ### Claim 15 (depends on 5) The system according to claim 5, wherein the external device is a microphone or a loudspeaker. ### Claim 16 (depends on 1) The system according to claim 1, wherein the system is configured to be used in an MR Linac apparatus. ### Claim 17 (depends on 2) The system according to claim 2, wherein said first communication channel is air-filled. ### Claim 18 (depends on 6) The system according to claim 6, wherein the external device is a microphone or a loudspeaker.