Patents Assigned to JMS Co., Ltd.
-
Patent number: 12622793Abstract: A synthetic resin stent is able to demonstrate self-extensibility, restorability, adhesion to the digestive tract, and ability to follow peristaltic movement. The synthetic resin stent is provided with: a first stent that has a first stent body formed as a cylindrical mesh from fibers made of synthetic resin, and that can be deformed from a reduced-diameter state to an expanded-diameter state; and a second stent that is formed as a cylindrical mesh which is finer than that of the first stent body, is arranged so as to cover the outer periphery of the first stent body, and can be deformed from a reduced-diameter state to an expanded-diameter state.Type: GrantFiled: March 30, 2020Date of Patent: May 12, 2026Assignee: JMS CO., LTD.Inventors: Junichi Ide, Shuji Fukutaki, Manami Nishihara
-
Patent number: 12605532Abstract: A connector (1) is constituted by a first member (10) and a second member (40). The first member (10) has a male connecting portion (11) at a first end and a screwing structure (26) at a second end. The male connecting portion (11) is inserted into a female connecting portion (41) of the second member (40). A first engagement structure (15) is provided on the first member (10), and a second engagement structure (45) is provided on the second member (40) so as to be able to abut against the first engagement structure (15) in the circumferential direction. When a rotational force of a predetermined value or greater is applied to the first member (10) in a tightening direction (R1) of the screwing structure (26), one of the first engagement structure (15) and the second engagement structure (45) is plastically deformed by the other, so that the first member (10) is then rotatable in both forward and reverse directions relative to the second member (40).Type: GrantFiled: January 4, 2022Date of Patent: April 21, 2026Assignee: JMS Co., Ltd.Inventors: Maho Ito, Takaya Fujii, Hitoshi Tachizaki, Masahiko Takeuchi
-
Patent number: 12397144Abstract: A male connector (100) includes a first fitting structure (127) on an inner circumferential surface of a hood (120) surrounding a male member (110). A female connector (200) includes a rotating cylinder (250) rotatably provided on a female connector main body (210) that includes a partition member (220) made of an elastic material. A second fitting structure (257) is provided on an outer circumferential surface of the rotating cylinder. When the male connector is connected to the female connector, the male member passes through a slit (223) of the partition member, the female connector is inserted into the hood, and the first fitting structure fits to the second fitting structure.Type: GrantFiled: December 14, 2020Date of Patent: August 26, 2025Assignee: JMS Co., Ltd.Inventor: Hitoshi Tachizaki
-
Patent number: 12377418Abstract: Provided is a medical container from which an accommodated object is easily extracted without being contaminated. A medical container 1 formed by joining together rims of a set of sheet-shaped members 50 and 50 disposed facing each other is provided with: an accommodation part 10 that is disposed at a central part in a width direction WD; and a pair of extending parts 20 that is disposed on one end side in a height direction HD of the accommodation part 10 and extends outward in the width direction from the accommodation part 10. The medical container 1 is preferably provided with partition joining parts 30 that extend from the other end side to the one end side in the height direction HD and partition the accommodation part 10 and the extending parts 20 at boundary portions between the accommodation part 10 and a pair of the extending parts 20.Type: GrantFiled: June 11, 2020Date of Patent: August 5, 2025Assignee: JMS CO., LTD.Inventor: Hiroto Sakane
-
Publication number: 20250101356Abstract: The culture insert container has a lower culture container having a bottom portion equipped with a porous membrane and a sidewall, and having an upper insertion fixture having a cylindrical sidewall that is inserted into said lower culture container. The cylindrical sidewall has a land arranged so as to protrude from a top end of the sidewall of the lower culture container at a location such as will cause a top surface of said porous membrane and a bottom end portion of the cylindrical sidewall which is inserted within the lower culture container to be maintained in a noncontacting state. A land is arranged at an outer surface of the cylindrical sidewall so as to cause a constant distance to be maintained between an inner surface of the sidewall of the lower culture container and the outer surface of the cylindrical sidewall.Type: ApplicationFiled: January 13, 2023Publication date: March 27, 2025Applicants: RIKEN, ORGANTECH, INC., JMS CO., LTD.Inventors: Takashi Tsuji, Miho Ogawa, Satoshi Hirai
-
Patent number: 12251326Abstract: A stent can ensure storability in thin tubular members such as delivery systems and is insusceptible to positional displacement after placement of the stent in an affected part of a bodily conduit. This synthetic resin comprises a tubular first braid component comprising a plurality of fibers that are braided into a net-like form, and a second braid component comprising a plurality of fibers that are disposed braided into the first braid component to form an annular shape. The first braid component includes a plurality of first fibers, a plurality of second fibers, and a plurality of first intersections. The second braid component includes a plurality of wave-like third fibers disposed separated in an axial direction and a plurality of wave-like fourth fibers disposed separated in the axial direction. At least one of the first intersections is disposed in an intersection region surrounded by the third fiber and the fourth fiber.Type: GrantFiled: March 30, 2020Date of Patent: March 18, 2025Assignee: JMS CO., LTD.Inventors: Ayaka Yamamoto, Shuji Fukutaki
-
Patent number: 12102742Abstract: A blood processing filter, which may be used for white blood cell removal, includes a flexible container having an inlet and an outlet for blood. A filter medium disposed between the inlet and the outlet, and a flow passage-securing member disposed between the filter medium and the outlet. The filter medium includes a filter layer X1 including a filter component unit A1, and a filter layer Y including a filter component unit B. The filter layer X1 is disposed between the filter layer Y and the flow passage-securing member. Ventilation resistances of the filter component unit A1 and unit B are 5.0 Pa·s/m2 or more and less than 9.0 Pa·s/m2 and 9.0 Pa·s/m2 or more, respectively. Ventilation resistances of the filter layer X1 and the filter medium are 4.0 kPa·s/m or more and 20.0 kPa·s/m or less and 55.0 kPa·s/m or more and less than 75.0 kPa·s/m, respectively.Type: GrantFiled: July 10, 2020Date of Patent: October 1, 2024Assignee: JMS CO., LTD.Inventors: Nakamura Kazuhiko, Yokomizo Tomohisa
-
Patent number: 12042618Abstract: A first member (10) and a second member (20) are coupled to each other in a coupling portion (100). The first member includes, on the opposite side to the coupling portion, a main portion (51) that is connectable to a counterpart connector. The main portion and the second member are in communication with each other via a flow channel (102). One of the first member and the second member includes an outer cylindrical portion (30), and the other of the first member and the second member includes an inner cylindrical portion (40). In the coupling portion, the inner cylindrical portion is fitted in the outer cylindrical portion. The outer cylindrical portion includes a first engagement portion (31) and an abutment portion (35). The inner cylindrical portion includes a second engagement portion (41) that engages the first engagement portion, and a leading end (45) that is a front end of the inner cylindrical portion in a direction in which the inner cylindrical portion is fitted into the outer cylindrical portion.Type: GrantFiled: September 20, 2019Date of Patent: July 23, 2024Assignee: JMS CO., LTD.Inventor: Masahiko Takeuchi
-
Patent number: 12017041Abstract: A first open/close valve (12a), a drip chamber (14), and a variable valve (17) are provided in this order on a first flow path (10a) from a first connector (11a) side toward a downstream connector (19) side. A second flow path (10b), on which a second open/close valve (12b) is provided, is connected to a section of the first flow path between the first open/close valve and the drip chamber. A priming method includes a first step of causing the first liquid to flow from a first container (20a) into the first flow path and priming the first flow path using the first liquid, and a second step of causing the second liquid to flow from a second container (20b) into the second flow path and priming the second flow path using the second liquid. In the second step, the second liquid moves air that has been present in the second flow path toward the first container (20a).Type: GrantFiled: April 4, 2019Date of Patent: June 25, 2024Assignees: JMS Co., Ltd., Kyoto UniversityInventors: Hirofumi Nakagawa, Tadashi Okiyama, Masashi Kanai, Yoko Hamabe
-
Patent number: 11945643Abstract: A pressure bag (1) has a bag-like shape including an opening (11) at one end thereof and a bottom portion (12) on the opposite side to the opening (11). The pressure bag (1) has a double structure in which an inner sheet (20) and an outer sheet (30) are laid one on top of the other so that the outer sheet (30) is located on the opposite side of the inner sheet (20) from the housing chamber (10). A pressure chamber (15) is provided between the inner sheet (20) and the outer sheet (30). All of the inner sheet (20), the outer sheet (30), and the pressure chamber (15) extend from one side to the other side of the housing chamber (10) via the bottom portion (12).Type: GrantFiled: March 28, 2018Date of Patent: April 2, 2024Assignee: JMS CO., LTD.Inventors: Kiyomi Nakano, Megumi Uehara, Takahiko Kunishige
-
Patent number: 11744773Abstract: A puncture needle connector (1) includes an outer cylinder (11), an inner cavity (1a) formed within the outer cylinder (11), an arm (15) provided at the outer cylinder (11), the arm (15) being elastically deformable by bending, and a claw (16) provided on the arm (15). The inner cavity (1a) is in communication with the outside via a first opening (21) and a second opening (22). When a puncture needle (210) is inserted into the inner cavity (1a) via a first opening (21), the claw (16) engages with an engagement structure (217) provided integrally with the puncture needle (210), a liquid-tight seal (25) is formed between an outer circumferential surface of the puncture needle (210) and an inner circumferential surface of the inner cavity (1a), and the puncture needle (210) and the second opening (22) are in communication with the each other.Type: GrantFiled: February 27, 2017Date of Patent: September 5, 2023Assignee: JMS Co., Ltd.Inventors: Tadashi Okiyama, Yoshinori Moriyasu
-
Patent number: 11478405Abstract: Provided is a cell preserving vessel which is protected against damage during storage. The cell preserving vessel 1 includes: a vessel body 10 which is made of a flexible resin member and has a cell accommodating part 11; a cell introducing tube 20 which is connected to the vessel body 10 and through which cells are introduced into the cell accommodating part 11; and a pair of tube protecting parts 40 which are arranged to hold the cell introducing tube 20 therebetween and which protect a vicinity of a joined portion of the cell introducing tube 20, the joined portion being joined to the vessel body 10. The tube protecting parts 40 are preferably constituted by sheet members 50 and 60 that form the vessel body 10.Type: GrantFiled: June 27, 2018Date of Patent: October 25, 2022Assignees: THE UNIVERSITY OF TOKYO, JMS CO., LTD.Inventors: Tokiko Nagamura, Motoki Nakano
-
Patent number: 11446208Abstract: A device holder (20) that holds a transfer device (800) is provided on a stage (10). The device (800) includes a first connector (810) to which a first container (910) is connectable, a second connector (820) to which a second container (950) is connectable, and a connection port (850) to which a syringe (980) is connectable. The stage (10) can be turned to a first turning position where the first connector (810) is located higher than the second connector (820) and a second turning position where the second connector (820) is located higher than the first connector (810). A second container holder (50) that holds the second container (950) coaxially with the second connector (820) turns together with the stage (10) and can be linearly moved along a direction of an axis of the second connector (820).Type: GrantFiled: July 23, 2018Date of Patent: September 20, 2022Assignee: JMS Co., Ltd.Inventors: Hidetoshi Kato, Atsushi Kimura
-
Patent number: 11253626Abstract: Provided is a use for a peptide in surface-treating a medical device or medical material to be used in contact with blood, with which it is possible to obtain a medical device or medical material that can achieve highly efficient vascular endothelialization through the use of a peptide uniquely binding to vascular endothelial cells. Also provided are: a peptide suitable for use in said surface treatment; a method for producing a medical device or medical material surfaced-treated with said peptide and to be used in contact with blood; and a surface treatment agent including said peptide, said agent to be used in surface-treating a medical device or medical material to be used in contact with blood. In the present invention, a medical device or medical material is surface-treated using a peptide that includes any one of ten specific amino acid sequences and uniquely binds to the surface of endothelial progenitor cells.Type: GrantFiled: January 30, 2018Date of Patent: February 22, 2022Assignees: NATIONAL CEREBRAL AND CARDIOVASCULAR CENTER, JMS CO., LTD.Inventors: Tetsuji Yamaoka, Maria Chiara Munisso, Atsushi Mahara, Takashi Yamamoto
-
Patent number: 11141529Abstract: An infusion set (1) includes: a first flow path (10a) having a first connector (11a) and a downstream connector (19); a first open/close valve (12a), a first liquid surface sensor (13a), a second liquid surface sensor (13b), a drip chamber (14), and a variable valve (17) that are provided in this order on the first flow path from the first connector side toward the downstream connector side; a droplet sensor (15) with which the drip chamber is provided; a second flow path (10b) having a second connector (11b); and a second open/close valve (12b) provided on the second flow path. The second flow path is in communication with a portion of the first flow path between the first liquid surface sensor and the second liquid surface sensor. The controller is configured to control the first and second open/close valves and the variable valves based on signals from the first and second liquid surface sensors and the droplet sensor.Type: GrantFiled: October 11, 2017Date of Patent: October 12, 2021Assignees: JMS CO., LTD., Kyoto UniversityInventors: Tadashi Okiyama, Hirofumi Nakagawa, Masashi Kanai, Yoko Hamabe
-
Patent number: 11052235Abstract: Levers (30) are connected to a base end portion (13) of a male luer via a base (15). Each lever includes a locking portion (31) and an operating portion (35). A locking claw (32) protrudes from each locking portion toward the male luer. A lock ring (8) is provided opposing inner surfaces of the operating portions. The lock ring is movable between a first position at which the lock ring is located close to the base and a second position at which the lock ring is located away from the base. When the lock ring is at the first position, the levers are pivotable such that the locking claws move away from the male luer. When the lock ring is at the second position, the lock ring restricts the levers from pivoting such that the locking claws move away from the male luer.Type: GrantFiled: May 11, 2016Date of Patent: July 6, 2021Assignee: JMS Co., Ltd.Inventor: Masahiko Takeuchi
-
Patent number: 10874344Abstract: A device for measuring oral cavity pressure includes the following: a pressure measuring probe having a balloon made of an elastic material is supported by a balloon base; a communicating member having an inner bore that communicates with the inside of the balloon via the balloon base to transmit the air pressure in the balloon; and a pressure detecting unit that is connected to the rear end of the communicating member and detects the transmitted air pressure. The balloon includes a pressure receiving portion that forms a cavity and a balloon tubular portion that communicates with the inside of the pressure receiving portion, and the balloon is joined to the front end portion of the balloon base with the balloon tubular portion. The balloon base has a rib that protrudes outward along the outer circumferential direction of the front end portion on the balloon side.Type: GrantFiled: September 20, 2011Date of Patent: December 29, 2020Assignee: JMS Co., Ltd.Inventor: Koichiro Toyota
-
Patent number: D958331Type: GrantFiled: March 30, 2020Date of Patent: July 19, 2022Assignee: JMS CO., LTD.Inventors: Junji Ukita, Yasumasa Uehara
-
Patent number: D958332Type: GrantFiled: March 30, 2020Date of Patent: July 19, 2022Assignee: JMS CO., LTD.Inventors: Junji Ukita, Yasumasa Uehara
-
Patent number: D1007705Type: GrantFiled: November 24, 2021Date of Patent: December 12, 2023Assignee: JMS CO., LTD.Inventor: Hiroto Sakane