Patents by Inventor Satoru Suehara
Satoru Suehara has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240374190Abstract: An oxygen measurement device constituting an oxygen measurement system includes a urethral catheter and an oxygen sensor main body. The urethral catheter has a shaft in which a urethral catheter lumen that enables circulation of urine flowed in via a urethral catheter port from inside a bladder is formed; and has a hub in which a urine lumen that is provided at a proximal end of the shaft and communicates with the urethral catheter lumen is formed. The oxygen sensor main body is provided on the hub in a manner capable of being brought into contact with urine circulating in the urine lumen, and detects oxygen in the urine. The shaft also includes a gas permeation suppressing part that suppresses gas permeation into the urethral catheter lumen by way of the shaft.Type: ApplicationFiled: July 24, 2024Publication date: November 14, 2024Applicant: TERUMO KABUSHIKI KAISHAInventors: Satoru SUEHARA, Akihiro TAKAHASHI
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Patent number: 12070314Abstract: An oxygen measurement device constituting an oxygen measurement system includes a urethral catheter and an oxygen sensor main body. The urethral catheter has a shaft in which a urethral catheter lumen that enables circulation of urine flowed in via a urethral catheter port from inside a bladder is formed; and has a hub in which a urine lumen that is provided at a proximal end of the shaft and communicates with the urethral catheter lumen is formed. The oxygen sensor main body is provided on the hub in a manner capable of being brought into contact with urine circulating in the urine lumen, and detects oxygen in the urine.Type: GrantFiled: July 14, 2022Date of Patent: August 27, 2024Assignee: TERUMO KABUSHIKI KAISHAInventors: Satoru Suehara, Akihiro Takahashi
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Patent number: 12016691Abstract: A monitoring system which constitutes an oxygen measurement system includes: an oxygen partial pressure calculation unit that calculates an oxygen partial pressure in urine based on an output signal from the oxygen measurement device; a monitor that displays the oxygen partial pressure calculated by the oxygen partial pressure calculation unit; and a display control unit that changes a format of display of the oxygen partial pressure displayed by the monitor according to the flow rate of urine acquired based on the output signal from the oxygen measurement device.Type: GrantFiled: September 27, 2019Date of Patent: June 25, 2024Assignee: TERUMO KABUSHIKI KAISHAInventors: Satoru Suehara, Akihiro Takahashi
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Publication number: 20230085299Abstract: A treatment apparatus and a treatment method capable of minimally invasively specifying a lesion extent and checking progress of treatment while performing the treatment for destroying tumor cells. The treatment apparatus that detects and destroys a tumor cell by irradiating an antibody-photosensitive substance adsorbed on a tumor cell membrane with excitation light includes: an elongated tubular shaft having optical transparency; a light irradiation unit configured to emit the excitation light of the antibody-photosensitive substance from an inside of the shaft in a side direction perpendicular to an axial direction of the shaft; and a side direction fluorescence detection unit configured to detect, from the side direction perpendicular to the axial direction of the shaft, fluorescence emitted by the excited antibody-photosensitive substance, and movable in the axial direction with respect to the shaft.Type: ApplicationFiled: August 25, 2022Publication date: March 16, 2023Applicant: TERUMO KABUSHIKI KAISHAInventors: Mayu HATA, Satoru SUEHARA, Daiki TOHMA
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Publication number: 20230014312Abstract: Provided are a treatment apparatus and a treatment method capable of effectively treating cancer tumor cell (for example cancer in a range including at least a part of a cervix). A treatment apparatus is configured to irradiate an antibody-photosensitive substance bound to a tumor cell with excitation light, and includes: a main shaft including a distal portion and a proximal portion; a distal structure portion disposed on a distal side of the main shaft and formed to be larger than the main shaft in a radial direction of the main shaft; a distal shaft protruding from the distal structure portion toward the distal side; and at least one irradiation unit configured to emit the excitation light of the antibody-photosensitive substance from the distal shaft and the distal structure portion.Type: ApplicationFiled: September 26, 2022Publication date: January 19, 2023Applicant: TERUMO KABUSHIKI KAISHAInventors: Satoru SUEHARA, Mayu HATA
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Publication number: 20230021096Abstract: A treatment apparatus and a treatment method capable of effectively treating cancer in a range including at least a part of a cervix. A treatment apparatus is configured to irradiate an antibody-photosensitive substance accumulated in a tumor cell with excitation light, and includes: a tubular device including an elongated tubular member; and an irradiation device configured to be inserted into the tubular member. The irradiation device includes a main shaft including a distal portion and a proximal portion, a disk portion disposed on a distal side of the main shaft, a distal shaft protruding from the disk portion toward the distal side, and an irradiation unit disposed on the distal shaft and configured to emit the excitation light.Type: ApplicationFiled: September 15, 2022Publication date: January 19, 2023Applicant: TERUMO KABUSHIKI KAISHAInventors: Satoru SUEHARA, Mayu HATA
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Publication number: 20230008437Abstract: A treatment method and a treatment system capable of treating a tumor while checking a degree of destruction of tumor cells due to emission of light and improving a treatment effect. A treatment system configured to irradiate a photosensitive substance accumulated in a tumor cell of breast cancer with excitation light, and includes: an optical device including an optical fiber configured to propagate light between a proximal portion and a distal portion of the optical device, and including, at the distal portion, an irradiation unit configured to emit light outward, and a detection unit configured to detect external light. The distal portion of the optical device is configured to be inserted into a lactiferous duct from a lactiferous duct orifice.Type: ApplicationFiled: September 20, 2022Publication date: January 12, 2023Applicant: TERUMO KABUSHIKI KAISHAInventors: Satoshi SAWADA, Satoru SUEHARA, Keiko OTSU
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Publication number: 20230001226Abstract: A treatment apparatus and a treatment method capable of effectively treating cancer including a cervix. The treatment apparatus includes: a main shaft including a distal portion and a proximal portion; an inflation portion disposed on a distal side of the main shaft and configured to be inflated by inflowing a fluid; a distal shaft protruding from the inflation portion toward the distal side; and at least one irradiation unit configured to emit excitation light of an antibody-photosensitive substance from the distal shaft and the inflation portion.Type: ApplicationFiled: September 13, 2022Publication date: January 5, 2023Applicant: TERUMO KABUSHIKI KAISHAInventors: Satoru SUEHARA, Mayu HATA
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Publication number: 20220346686Abstract: An oxygen measurement device constituting an oxygen measurement system includes a urethral catheter and an oxygen sensor main body. The urethral catheter has a shaft in which a urethral catheter lumen that enables circulation of urine flowed in via a urethral catheter port from inside a bladder is formed; and has a hub in which a urine lumen that is provided at a proximal end of the shaft and communicates with the urethral catheter lumen is formed. The oxygen sensor main body is provided on the hub in a manner capable of being brought into contact with urine circulating in the urine lumen, and detects oxygen in the urine.Type: ApplicationFiled: July 14, 2022Publication date: November 3, 2022Applicant: TERUMO KABUSHIKI KAISHAInventors: Satoru SUEHARA, Akihiro TAKAHASHI
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Patent number: 11406302Abstract: An oxygen measurement device constituting an oxygen measurement system includes a urethral catheter and an oxygen sensor main body. The urethral catheter has a shaft in which a urethral catheter lumen that enables circulation of urine flowed in via a urethral catheter port from inside a bladder is formed; and has a hub in which a urine lumen that is provided at a proximal end of the shaft and communicates with the urethral catheter lumen is formed. The oxygen sensor main body is provided on the hub in a manner capable of being brought into contact with urine circulating in the urine lumen, and detects oxygen in the urine.Type: GrantFiled: September 27, 2019Date of Patent: August 9, 2022Assignee: TERUMO KABUSHIKI KAISHAInventors: Satoru Suehara, Akihiro Takahashi
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Publication number: 20220219009Abstract: An irradiation device and a treatment method capable of effectively irradiating an antibody-photosensitive substance bound to a cell membrane of cervical cancer with near-infrared light.Type: ApplicationFiled: March 25, 2022Publication date: July 14, 2022Applicant: TERUMO KABUSHIKI KAISHAInventors: Mayu HATA, Keiko OTSU, Satoru SUEHARA
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Publication number: 20220125345Abstract: An oxygen measurement device includes a catheter including a flexible hollow shaft, the flexible shaft having an open port configured to allow urine from a bladder to flow into the open port, and a urinary passage in communication with the open port configured to discharge the urine; and an oxygen sensor including an oxygen sensor main body capable of detecting oxygen in the urine, the oxygen sensor being disposed in the catheter and configured such that the oxygen sensor main body is in contact with the urine flowing in the urinary passage.Type: ApplicationFiled: November 3, 2021Publication date: April 28, 2022Applicant: TERUMO KABUSHIKI KAISHAInventors: Satoru SUEHARA, Seyedriyah Hazama, Satoshi Sawada, Akihiro Takahashi
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Patent number: 11191461Abstract: An oxygen measurement device includes a catheter including a flexible hollow shaft, the flexible shaft having an open port configured to allow urine from a bladder to flow into the open port, and a urinary passage in communication with the open port configured to discharge the urine; and an oxygen sensor including an oxygen sensor main body capable of detecting oxygen in the urine, the oxygen sensor being disposed in the catheter and configured such that the oxygen sensor main body is in contact with the urine flowing in the urinary passage.Type: GrantFiled: December 7, 2018Date of Patent: December 7, 2021Assignee: TERUMO KABUSHIKI KAISHAInventors: Satoru Suehara, Seyedriyah Hazama, Satoshi Sawada, Akihiro Takahashi
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Patent number: 10596363Abstract: A medical treatment tool includes a bendable tube configured to be inserted into a body of a patient; an operating body disposed in the bendable tube and configured to cause bending of the bendable tube, the operating body including: a plurality of divided members that are divided from each other along axially extending edges of adjacent divided members, portions of the divided members forming a tubular structure, and an annular connecting portion, an outer surface of the annular connecting portion being continuous with outer surfaces of the divided members; and a cylindrical member located inside the operating body. Each divided member includes at least one cutout portion formed between the tubular structure and the annular connecting portion. The cylindrical member is in contact with inner surfaces of the divided members.Type: GrantFiled: April 28, 2017Date of Patent: March 24, 2020Assignee: TERUMO KABUSHIKI KAISHAInventor: Satoru Suehara
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Publication number: 20200022638Abstract: A monitoring system which constitutes an oxygen measurement system includes: an oxygen partial pressure calculation unit that calculates an oxygen partial pressure in urine based on an output signal from the oxygen measurement device; a monitor that displays the oxygen partial pressure calculated by the oxygen partial pressure calculation unit; and a display control unit that changes a format of display of the oxygen partial pressure displayed by the monitor according to the flow rate of urine acquired based on the output signal from the oxygen measurement device.Type: ApplicationFiled: September 27, 2019Publication date: January 23, 2020Applicant: TERUMO KABUSHIKI KAISHAInventors: Satoru SUEHARA, Akihiro TAKAHASHI
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Publication number: 20200022636Abstract: An oxygen measurement device constituting an oxygen measurement system includes a urethral catheter and an oxygen sensor main body. The urethral catheter has a shaft in which a urethral catheter lumen that enables circulation of urine flowed in via a urethral catheter port from inside a bladder is formed; and has a hub in which a urine lumen that is provided at a proximal end of the shaft and communicates with the urethral catheter lumen is formed. The oxygen sensor main body is provided on the hub in a manner capable of being brought into contact with urine circulating in the urine lumen, and detects oxygen in the urine.Type: ApplicationFiled: September 27, 2019Publication date: January 23, 2020Applicant: TERUMO KABUSHIKI KAISHAInventors: Satoru SUEHARA, Akihiro TAKAHASHI
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Patent number: 10441759Abstract: A method for use with a balloon catheter device that includes a selectively bendable portion with a balloon disposed thereon, a control device for controlling bending of the selectively bendable portion, and a camera located at an end of a distal portion, includes inserting the distal portion into the nostril while the distal portion is straight; viewing an image provided by the camera; stopping insertion of the distal portion after the ethmoidal bulla is viewed in the image; articulating the distal portion in an upward direction to view the opening to the frontal sinus ostium or a downward direction to view the opening to the maxillary sinus ostium using the control device; inserting the distal portion into the frontal sinus ostium or the maxillary sinus ostium while the distal portion remains in the bent position; and inflating the balloon in the frontal sinus ostium or the maxillary sinus ostium.Type: GrantFiled: February 24, 2016Date of Patent: October 15, 2019Assignee: TERUMO KABUSHIKI KAISHAInventor: Satoru Suehara
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Patent number: 10406324Abstract: An actuating member for making a flexible elongated member perform a predetermined action includes a push/pull member having a tip side and a base end side, the push/pull member including: a first moving portion and a second moving portion that are located on the base end side of the push/pull member and are movable relative to one another along an axis of the push/pull member, a first extending portion that extends from the first moving portion towards the tip side of the push/pull member, and a second extending portion that extends from the second moving portion towards the tip side of the push/pull member; an operating member that is rotatable about an axis that intersects an axis of the push/pull member, the operating member being configured such that rotation of the operating member causes movement of the first moving portion and the second moving portion.Type: GrantFiled: February 19, 2014Date of Patent: September 10, 2019Assignee: TERUMO KABUSHIKI KAISHAInventor: Satoru Suehara
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Patent number: 10335018Abstract: An actuating member for making a flexible elongate member for medical use perform a predetermined action. The actuating member includes a push/pull member, an operating member, and a cam member. The push/pull member includes a first moving portion and a second moving portion, which are movable relative to each other. The push/pull member is pushed/pulled in conjunction with a movement of the first moving portion and the second moving portion. The operating member is rotatable about an axis in a direction intersecting an axial direction of the elongate member. The cam member moves the first moving portion and the second moving portion in conjunction with rotation of the operating member. The push/pull member makes the elongate member perform at least one of (i) an advance/retraction action and (ii) a bending action by transmitting the movement of the first moving portion and the second moving portion to the elongate member.Type: GrantFiled: September 30, 2015Date of Patent: July 2, 2019Assignee: TERUMO KABUSHIKI KAISHAInventor: Satoru Suehara
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Publication number: 20190150801Abstract: An oxygen measurement device includes a catheter including a flexible hollow shaft, the flexible shaft having an open port configured to allow urine from a bladder to flow into the open port, and a urinary passage in communication with the open port configured to discharge the urine; and an oxygen sensor including an oxygen sensor main body capable of detecting oxygen in the urine, the oxygen sensor being disposed in the catheter and configured such that the oxygen sensor main body is in contact with the urine flowing in the urinary passage.Type: ApplicationFiled: December 7, 2018Publication date: May 23, 2019Applicant: TERUMO KABUSHIKI KAISHAInventors: Satoru Suehara, Seyedriyah Hazama, Satoshi Sawada, Akihiro Takahashi