# US 10,478,146 B2 · Radiation irradiation device > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 10,478,146 B2 - Document ID: US10478146B2 - Status: Granted - Kind: B2 - Application number: 15/623,391 - Filed: 2017-06-15 - Published: 2018-01-04 - Granted: 2019-11-19 - Earliest claimed: 2016-07-01 - Assignees: FUJIFILM Corporation - Applicants: FUJIFILM Corporation - Inventors: Masayoshi Matsuura; Naoaki Hagiwara; Takeyasu Kobayashi - Web page: https://patentgrep.com/patent/US10478146B2 ## CPC - A61B 6/56: {Details of data transmission or power supply, e.g. use of slip rings} - A61B 6/4283: {characterised by a detector unit being housed in a cassette} - A61B 6/4405: {the apparatus being movable or portable, e.g. handheld or mounted on a trolley} - A61B 6/587: {Alignment of source unit to detector unit} - A61B: DIAGNOSIS; SURGERY; IDENTIFICATION (usefulness limited to only animals A61D) ## Abstract A radiation irradiation device includes a radiation generating part that generates radiation; an arm part having the radiation generating part attached to one end thereof; a main body part having the other end of the arm part connected thereto; an electric power supply part provided at the main body part; and a cable part for electrically connecting the power supply part and the radiation part. The electric power supply part has a battery part having lithium ion batteries connected in parallel, and a first booster circuit part that boosts a voltage output from the battery part. The radiation generating part has a second booster circuit part that further boosts a voltage that is boosted by the first booster circuit part and is input to the radiation generating part via the cable part which is extended along the arm part. ## Claims ### Claim 1 A radiation irradiation device comprising: a radiation generating part that generates radiation; an arm part having the radiation generating part attached to one end thereof, a main body part having the other end of the arm part connected thereto, an electric power supply part provided at the main body part, and a cable part for electrically connecting the power supply part and the radiation generating part, wherein the electric power supply part has a battery part having lithium ion batteries connected in parallel, and a first booster circuit part that boosts a voltage output from the battery part, and wherein the radiation generating part has a second booster circuit part that further boosts a voltage that is boosted by the first booster circuit part and is input to the radiation generating part via the cable which is extended along the arm part. ### Claim 2 (depends on 1) The radiation irradiation device according to claim 1, wherein the first booster circuit part boosts the voltage output from the battery part to a voltage of 4 times or more and 6 times or less. ### Claim 3 (depends on 2) The radiation irradiation device according to claim 2, wherein the second booster circuit part boosts the voltage input via the arm part to a voltage of 50 times or more. ### Claim 4 (depends on 3) The radiation irradiation device according to claim 3, wherein the same poles of the lithium ion batteries are short-circuited to each other. ### Claim 5 (depends on 3) The radiation irradiation device according to claim 3, further comprising: a cutoff part that cuts off electric power supply from the battery part to the radiation generating part. ### Claim 6 (depends on 2) The radiation irradiation device according to claim 2, wherein the same poles of the lithium ion batteries are short-circuited to each other. ### Claim 7 (depends on 2) The radiation irradiation device according to claim 2, further comprising: a cutoff part that cuts off electric power supply from the battery part to the radiation generating part. ### Claim 8 (depends on 1) The radiation irradiation device according to claim 1, wherein the second booster circuit part boosts the voltage input via the arm part to a voltage of 50 times or more. ### Claim 9 (depends on 8) The radiation irradiation device according to claim 8, wherein the same poles of the lithium ion batteries are short-circuited to each other. ### Claim 10 (depends on 8) The radiation irradiation device according to claim 8, further comprising: a cutoff part that cuts off electric power supply from the battery part to the radiation generating part. ### Claim 11 (depends on 1) The radiation irradiation device according to claim 1, wherein a voltage output from the first booster circuit part is 60 V or more and 300 V or less. ### Claim 12 (depends on 11) The radiation irradiation device according to claim 11, wherein the same poles of the lithium ion batteries are short-circuited to each other. ### Claim 13 (depends on 1) The radiation irradiation device according to claim 1, wherein the same poles of the lithium ion batteries are short-circuited to each other. ### Claim 14 (depends on 1) The radiation irradiation device according to claim 1, further comprising: a cutoff part that cuts off electric power supply from the battery part to the radiation generating part. ### Claim 15 (depends on 14) The radiation irradiation device according to claim 14, wherein the cutoff part has a cutoff circuit provided in each of the lithium ion batteries of the battery part. ### Claim 16 (depends on 15) The radiation irradiation device of claim 15, further comprising: an operating part capable of simultaneously operating a plurality of the cutoff circuits. ### Claim 17 (depends on 14) The radiation irradiation device according to claim 14, wherein the same poles of the lithium ion batteries are short-circuited to each other, and the cutoff part is provided in the short-circuited part. ### Claim 18 (depends on 1) The radiation irradiation device according to claim 1, wherein the voltage output from the battery part is 60 V or less. ### Claim 19 (depends on 1) The radiation irradiation device according to claim 1, wherein the battery part is capable of charging a radiation detector that detects the radiation transmitted through a subject. ### Claim 20 (depends on 1) The radiation irradiation device according to claim 1, wherein the battery part is capable of supplying electric power to an external instrument.