Patents Assigned to Terumo
-
Patent number: 11975178Abstract: A resin syringe includes: a syringe body made of polyolefin, and a printing layer having a shape that extends in a band around an outer surface of the syringe body. The printing layer comprises components including chlorinated polypropylene having a degree of chlorination in a range of 15 to 30%, a colorant, and a filler. A plurality of recessed portions is formed in the outer surface of the syringe body on which the printing layer is printed and the recessed portions form a shape that extends in a band around the outer surface of the syringe body and that is entirely covered by the printing layer. Each of the recessed portions has a depth of 50 nm or more and less than 1 ?m and a width of 50 nm or more and less than 1 ?m and is filled with at least one of the components of the printing layer.Type: GrantFiled: May 16, 2023Date of Patent: May 7, 2024Assignee: TERUMO KABUSHIKI KAISHAInventors: Shingo Koyama, Kaori Enomoto
-
Patent number: 11974753Abstract: A method includes indwelling a filter inside a body lumen in a living body so that the filter is indwelled at a position downstream from a stenosed site in the body lumen, moving a collection device in a downstream direction within the living body from upstream of the stenosed site to the stenosed site while the filter remains indwelled at the position downstream from the stenosed site, engaging the filter with the collection device while the filter is indwelled at the position downstream from the stenosed site so that the filter is connected to the collection device, and removing the collection device and the filter from the living body by moving both the filter and the collection device in an upstream direction while the filter and the collection device are engaged with one another.Type: GrantFiled: July 13, 2021Date of Patent: May 7, 2024Assignee: TERUMO KABUSHIKI KAISHAInventor: Kouta Hamuro
-
Publication number: 20240139434Abstract: A vascular puncture device punctures a blood vessel using an imaging unit that comes into contact with a skin surface and acquires a cross-sectional image of a human body, an inner needle including a sharp needle tip, a flexible outer tube covering the inner needle, a drive unit moving the inner needle and the outer tube, and a detection unit detecting puncture of the needle tip with respect to a blood vessel back wall, and includes a control unit capable of receiving information on the cross-sectional image, controlling an operation of the drive unit, and receiving a detection result from the detection unit. The control unit controls the drive unit to move the inner needle and the outer tube to puncture the blood vessel with the inner needle, and controls the drive unit to stop the puncture with the inner needle.Type: ApplicationFiled: January 10, 2024Publication date: May 2, 2024Applicant: Terumo Kabushiki KaishaInventors: Takumi FUKUDA, Takito INUKAI, Yoichiro KUWANO, Yoshinobu ISAKA
-
Publication number: 20240139477Abstract: A method of making a catheter includes: performing an extrusion molding process while changing extrusion speeds of materials that are extruded, so as to form a catheter that includes: a catheter body, and a flexible portion that is provided at a distal portion of the catheter body, forms a most distal portion of the catheter, and is more flexible than the catheter body.Type: ApplicationFiled: January 12, 2024Publication date: May 2, 2024Applicant: TERUMO KABUSHIKI KAISHAInventors: Masahiro ISHIDA, Shinya KUSUNOKI
-
Publication number: 20240138826Abstract: A surgical stabilizer arm includes a reusable base portion and a disposable arm portion. The articulating links that enable the arm to be positioned into arbitrary trajectories are included the disposable portion, thus eliminating the need to clean between the links after a surgical procedure. The disposable portion also includes a tool attachment mechanism and a cable. The reusable portion includes a retractor clamping mechanism, a top plate, a T-shaped base post, a main body, a nosepiece, a threaded drawbar, a thrust bearing assembly, and a threaded handle that can extend or retract the drawbar when rotated. The threaded drawbar may include a slot into which an end of the cable can be inserted, which allows tension to be applied to the cable when the handle is rotated to pull the drawbar into the body of the reusable portion and lock the articulating links in place.Type: ApplicationFiled: January 8, 2024Publication date: May 2, 2024Applicant: TERUMO CARDIOVASCULAR SYSTEMS CORPORATIONInventors: Bryan Melilli, Gregory P. Muennich
-
Publication number: 20240138806Abstract: A vascular puncture device is a vascular puncture device that punctures a blood vessel using an imaging unit that comes into contact with a skin surface and acquires a cross-sectional image of a human body, a puncture unit including a sharp needle tip, and a drive unit moving the puncture unit, and includes a control unit that can receive information on the cross-sectional image and control an operation of the drive unit. The control unit identifies at least one blood vessel from the information on the cross-sectional image, determines whether the blood vessel is an artery or a vein from the information on the cross-sectional image of the identified blood vessel, sets a blood vessel to be punctured from among a plurality of the identified blood vessels, and controls the drive unit to move the puncture unit to puncture the blood vessel set to be punctured with the puncture unit.Type: ApplicationFiled: January 10, 2024Publication date: May 2, 2024Applicant: TERUMO KABUSHIKI KAISHAInventors: Takito INUKAI, Takumi FUKUDA, Yoichiro KUWANO
-
Publication number: 20240139435Abstract: A vascular puncture assist device includes a property acquisition unit that acquires a property of a blood vessel; and a control unit that detects a state of hardness of a blood vessel from the property of the blood vessel acquired by the property acquisition unit, and determines availability of puncture and a puncture position or direction based on the detected state of hardness of the blood vessel. The vascular puncture assist device further includes a probe including an imaging unit that acquires a cross-sectional image of a human body, and the control unit detects a state of calcification of a blood vessel from the acquired cross-sectional image using the imaging unit as a property acquisition unit.Type: ApplicationFiled: January 10, 2024Publication date: May 2, 2024Applicant: TERUMO KABUSHIKI KAISHAInventors: Takito INUKAI, Yoichiro KUWANO, Takumi FUKUDA
-
Publication number: 20240138907Abstract: A medical device and a method for forming a shunt configured to effectively cauterize a biological tissue having a variation in thickness. The medical device includes an expansion body, an elongated shaft portion to which the proximal end of the expansion body is fixed, a plurality of energy transfer elements disposed along the expansion body, and a pulling shaft are included, and the expansion body, which has a recess that defines a reception space, is configured such that an easy-to-deform portion that is disposed on the expansion body and is easily deformable is deformed to enlarge the reception space at the position corresponding to the easy-to-deform portion in the circumferential direction when a force in the axial direction of the expansion body is received.Type: ApplicationFiled: December 28, 2023Publication date: May 2, 2024Applicant: TERUMO KABUSHIKI KAISHAInventors: Tomoaki TAKEMURA, Yusuke TAKAHASHI
-
Patent number: 11969573Abstract: A medical device package includes: a medical device container including a nest which holds a plurality of medical devices (syringes) to be filled with medicine to be aligned in a predetermined direction, a medical device container main body which accommodates the nest, and a sheet-shaped first sealing member which seals the medical device container main body; and a storage container for packing with an outer peripheral surface of the medical device container maintained in a sterile state. The storage container is formed of a storage container main body accommodating the medical device container and having a shape-retaining property, and seals a transfer opening at an upper end of the storage container main body with a sheet-shaped second sealing member having an antibacterial property and air permeability.Type: GrantFiled: February 26, 2021Date of Patent: April 30, 2024Assignee: TERUMO KABUSHIKI KAISHAInventor: Hitoshi Okihara
-
Medical infusion pump, method of controlling medical infusion pump, and medical infusion pump system
Patent number: 11969575Abstract: A medical infusion pump includes: a reader configured to read identification information stored in an RF tag by wireless communication; and a control unit configured to set information about administration of a drug based on the identification information read from the RF tag. In a case in which the reader reads two different pieces of the identification information, the control unit selects only one piece of the identification information out of the two different pieces of the identification information and sets the information about administration based on said one piece of the identification information.Type: GrantFiled: April 20, 2022Date of Patent: April 30, 2024Assignee: TERUMO KABUSHIKI KAISHAInventors: Takayuki Katsunuma, Takafumi Nomura -
Patent number: 11969525Abstract: Disclosed is a method for producing a medical instrument having a lubricating layer (a coating layer) exhibiting excellent durability (particularly, sliding durability). The method for producing a medical instrument is a method for producing a medical instrument having a base layer, and a lubricating layer that is carried on at least a part of the base layer. The method for producing a medical instrument also includes applying, to the base layer, a solution containing a block copolymer having a structural unit (A) derived from a reactive monomer having an epoxy group and a structural unit (B) derived from a hydrophilic monomer, an alkylammonium salt having 8 to 24 carbon atoms, and a solvent; and washing off the solution applied to the base layer.Type: GrantFiled: March 4, 2020Date of Patent: April 30, 2024Assignee: TERUMO KABUSHIKI KAISHAInventor: Hiromasa Kohama
-
Patent number: 11964286Abstract: A frustro-conical chamber for separating particles in a fluidized bed for blood component or cell separation. The chamber is characterized by an injection-directing surface for directing inflowing fluid along a frustro-conical wall of the chamber. A dam adjacent the cell-injection port may be circumferentially disposed within the chamber and may have its maximum height adjacent an injection port, and the height may diminish away from the injection port. The injection directing surface may comprise a shelf extending into the interior of the chamber from the injection port, thereby impeding fluid flow in the direction of an outlet port.Type: GrantFiled: April 7, 2020Date of Patent: April 23, 2024Assignee: Terumo BCT, Inc.Inventors: Briden Ray Stanton, Ryan D. Rykhus, Rachel Michelle Von Seggern, Ashely Ann Marcolina
-
Patent number: 11965175Abstract: Embodiments are described that relate to methods and systems for growing cells in a hollow fiber bioreactor. In embodiments, the cells may be exposed to a number of growth factors including a combination of recombinant growth factors. In other embodiments, the cells may be grown in co-culture with other cells, e.g., hMSC's. In embodiments, the cells may include CD34+ cells.Type: GrantFiled: May 25, 2017Date of Patent: April 23, 2024Assignee: Terumo BCT, Inc.Inventor: Mark E. Jones
-
Publication number: 20240123186Abstract: A technique is disclosed by which a lubrication retaining property (sliding durability) and flexibility can be exhibited even under severe situations. A medical device including a base layer and a surface lubricating layer formed on at least a part of the base layer, in which the surface lubricating layer contains a polymer and a polyurethane, the polymer having a carboxy group, a salt of the carboxy group, or an ester of the carboxy group, and wherein the polyurethane has an elongation percentage of 700% or more and a Young's modulus of 5.0 N/mm2 or more.Type: ApplicationFiled: December 14, 2023Publication date: April 18, 2024Applicant: TERUMO KABUSHIKI KAISHAInventor: Takeshi MATSUHASHI
-
Publication number: 20240123195Abstract: A catheter assembly is disclosed, which includes a catheter; a catheter hub fixed to a base end portion of the catheter; an inner needle having a needlepoint, inserted into the catheter; a needle hub coupled to the inner needle; a needle support portion configured to support the inner needle through the catheter on a leading end side beyond the catheter hub, the needle support portion having a pair of support arms openable and closeable in a different direction to an axis of the inner needle; a restraining portion capable of restraining the pair of support arms in a closed state and releasing a restraint of the pair of support arms; and wherein the restraining portion is movable with respect to the pair of support arms by a movement of the catheter hub relative to the inner needle, which releases the restraint with respect to the pair of support arms.Type: ApplicationFiled: December 27, 2023Publication date: April 18, 2024Applicant: TERUMO KABUSHIKI KAISHAInventor: Masahiro Ishida
-
Publication number: 20240122644Abstract: A medical device is disposed that is able to prevent short-circuit of a contact portion between an electrode portion and a conductive wire with another contact portion that is electrically independent. A medical device includes an expansion body that is configured to expand and contract in a radial direction, an elongated shaft portion including a proximal end fixing portion to which a proximal end of the expansion body is fixed, a plurality of electrode assemblies including a plurality of electrode portions disposed along the expansion body, and a conductive wire portion disposed in the shaft portion and connected to the electrode assembly with a contact portion, in which at least two or more electrode assemblies are electrically independent, and two or more of the contact portions respectively connected to the two or more electrode assemblies are disposed at different positions in an axial direction in the shaft portion.Type: ApplicationFiled: December 27, 2023Publication date: April 18, 2024Applicant: TERUMO KABUSHIKI KAISHAInventor: Yusuke TAKAHASHI
-
Publication number: 20240122645Abstract: An expansion body, an elongated shaft portion to which the proximal end of the expansion body is fixed, a plurality of energy transfer elements disposed along the expansion body, and a pulling shaft are included, the pulling shaft is configured to apply, to the expansion body via a force receiving portion, a compressive force that makes compression along an axial center of the shaft portion such that a plurality of energy transfer element arrangement portions and a plurality of facing portions approach each other by sliding in a direction of the proximal end with respect to the shaft portion, and the expansion body includes a buffer portion that is disposed in a first expansion portion and is configured to relax the compressive force by deforming in a direction different from the direction from the force receiving portion toward a distal-side top portion along a distal-side expansion portion.Type: ApplicationFiled: December 28, 2023Publication date: April 18, 2024Applicant: TERUMO KABUSHIKI KAISHAInventor: Yusuke TAKAHASHI
-
Patent number: 11957509Abstract: A diagnosis assistance device includes a control unit that generates line data indicating an intensity value of a reflected wave from an object, which is present in a transmission direction of ultrasound, for each combination of a movement position of an ultrasound transducer that radially transmits the ultrasound while being moved inside a biological tissue and the transmission direction of the ultrasound with reference to an observation result of a cross section of the biological tissue by the ultrasound transducer and generates a detection image which includes pixels corresponding to the generated line data and in which pixels corresponding to the line data at the same movement position are arranged in one direction. Pixels corresponding to the line data in the same transmission direction are arranged in a direction perpendicular to the one direction, and each pixel value is set according to an abnormality degree of the generated line data.Type: GrantFiled: March 11, 2022Date of Patent: April 16, 2024Assignee: TERUMO KABUSHIKI KAISHAInventors: Kyohei Yamaji, Koichi Inoue, Hijiri Shimizu
-
Publication number: 20240115840Abstract: A device and method are described for aspirating within a patient during the delivery of a drug-coated treatment device to help remove drug coating dislodged in a patient's blood. The drug treatment device can be a drug-coated balloon, a drug-coated stent, or similar devices. The device can include an occlusion balloon to help contain the dislodged drug coating and aspiration can be applied proximally, distally, or both proximally and distally of the drug coated balloon during a procedure.Type: ApplicationFiled: December 20, 2023Publication date: April 11, 2024Applicant: Terumo CorporationInventor: Ayu Takagi
-
Patent number: 11950938Abstract: An organizer is provided for holding surgical forceps in a ready position. Each surgical forceps includes a pair of shanks with distal tips, proximal ring handles, and a ratchet mechanism adjacent the ring handles. The organizer has a base, and a wedge-shaped core projecting upwards along a vertical axis from the base. The core has a profile adapted to fit within a respective opening of each respective forceps bounded by the shanks and the ratchet mechanism when the ratchet mechanisms are engaged. A plurality of wings project radially from the core to define a plurality of substantially U-shaped channels between adjacent wings. The channels are configured to nest the shanks of the forceps so that the respective forceps are locked in the grooves by their respective ratchet mechanisms.Type: GrantFiled: April 12, 2021Date of Patent: April 9, 2024Assignee: Terumo Cardiovascular Systems CorporationInventor: Kevin R. Line