Patents Examined by Mitchell Brian Hoag
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Patent number: 11974766Abstract: A treatment tool includes a first grasper and a second grasper. The first grasper includes a treatment portion that includes a treatment surface and an opposing surface, and a holder portion that is mounted on the opposing surface. The holder portion is formed of an elastically deformable material, and includes a first region having a first contact surface, a second region having a second contact surface, and a connection region that is arranged between the first contact surface and the second contact surface and that includes a concave portion. The holder portion is mounted on the opposing surface in an elastically deformed state such that the first contact surface and the second contact surface are in contact with the opposing surface and such that a depth of the concave portion is smaller than a depth of the concave portion is a non-elastically deformed state.Type: GrantFiled: July 22, 2022Date of Patent: May 7, 2024Assignee: OLYMPUS CORPORATIONInventor: Masato Narisawa
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Patent number: 11974764Abstract: A clot removal device for removing a clot from a body vessel, the clot removal device including: an elongated member sized to traverse vasculature and having a proximal end and a distal end, the elongated member comprising a longitudinal axis; and an engagement structure connected to the distal end of the elongated member, the engagement structure comprising a plurality of pinching cells connected to each other, the at least one pinching cell being configured to engage clot in an expanded deployed configuration and to pinch the clot upon actuation to the clot pinching configuration, a first pinching cell of the plurality of pinching cells being connected to a second pinching cell of the plurality of pinching cells such that the second pinching cell is rotatable respective the first pinching cell substantially about the longitudinal axis.Type: GrantFiled: June 4, 2021Date of Patent: May 7, 2024Assignee: NEURAVI LIMITEDInventor: Thomas O'Malley
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Patent number: 11931522Abstract: A balloon guide catheter having a sleeved inflation lumen secured with a wire wrap for improved inflation lumen kink protection and a welded balloon construction provides a robust and flexible catheter with an exceptionally large inner lumen relative to its outer profile and enables rapid and reliable balloon inflation and deflation in a highly deliverable and kink resistant catheter. Balloon guide catheters having multiple sleeved inflation lumens and proximal luers for utilizing the multiple inflation lumens are also provided.Type: GrantFiled: October 14, 2019Date of Patent: March 19, 2024Assignee: NEURAVI LIMITEDInventors: Ronald Kelly, Michael Gilvarry, David Vale, Brendan Casey, Maeve Holian, Denis Foley
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Patent number: 11911259Abstract: A tubular, folding flow diverter is provided. The flow diverter includes a plurality of sections, including a first section, a second section, and a third section. The flow diverter is shapeable to an elongated cylindrical shape and is movable to an implanted configuration. In the implanted configuration, the second section and at least a portion of the first and third sections overlap to form a three-layer shape. This three-layer shape can be positioned proximate an aneurysm neck when implanted in a patient. The overall porosity of the implant can be higher than legacy implants, because the overlapping portion of the three sections can decrease the porosity proximate the aneurysm neck.Type: GrantFiled: July 7, 2021Date of Patent: February 27, 2024Assignee: DEPUY SYNTHES PRODUCTS, INC.Inventor: Lacey Gorochow
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Patent number: 11911058Abstract: Surgical forceps can include a drive pin an outer tube, a first jaw, a second jaw, and an inner tube. The outer tube can define a longitudinal axis. The first jaw can be pivotably connected to the outer tube. The first jaw can include a pair of flanges located at a proximal portion of the first jaw, where each flange can include a track receiving the drive pin. The inner tube can be located within the outer tube and can extend along the longitudinal axis. The inner tube can include a pair of arms extending from a distal portion of the inner tube. The drive pin can be securable to the pair of arms. The inner tube can be translatable within the outer tube to drive the drive pin along the tracks to move the second jaw between open and closed positions.Type: GrantFiled: March 25, 2020Date of Patent: February 27, 2024Assignee: Gyrus ACMI, Inc.Inventors: Hanam Pham, John Mensch, Zane R. Ward, Theodore C. Blus, Jeffrey D. Holton, Thomas J. Holman
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Patent number: 11903821Abstract: Provided is an intraocular lens exchanger for moving a foldable intraocular lens (IOL), the intraocular lens exchanger including: an outer tube having a first passage formed in a forward/rearward direction; an inner tube disposed to be movable along the first passage and having a second passage formed in the forward/rearward direction; and a variable tube extending from a front end of the inner tube to form a variable passage connected to the second passage, in which the variable tube has an extension part having a width that increases forward in an unconstrained state in which the variable tube is not positioned in the first passage, and the extension part is provided to be elastically deformed when the unconstrained state changes to a constrained state in which at least a part of the extension part is received in the first passage.Type: GrantFiled: December 19, 2018Date of Patent: February 20, 2024Assignees: THE CATHOLIC UNIVERSITY OF KOREA INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Hyung Gu Kwon, Dong Jin Chang, Young Jung Roh, Jae Hyung Han
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Patent number: 11890027Abstract: An endoscopic grasping device for use during an endoscopic procedure. The device includes at least a fork operably connected to a pair of jaws pivotally mounted about a pivot point to the fork. A pusher is disposed within the fork and operably connected to a drive wire and a pair of arms. Each arm is attached to a respective jaw and configured to move that jaw upon a movement of the pusher in a distal direction or proximal direction resulting in the pair of jaws being in a closed position and a open position. Each jaw includes a plurality of teeth extending therefrom and towards the opposite jaw. One or more of the teeth are backwards curved and angled in a proximal direction from the jaw to improve a grasping, cutting, and handling feature of the teeth.Type: GrantFiled: December 17, 2020Date of Patent: February 6, 2024Assignee: UNITED STATES ENDOSCOPY GROUP, INC.Inventors: Jessica Russo, Keith R. John, Alex Uspenski, Gerald Chiappone
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Patent number: 11883049Abstract: Surgical tool can include an outer shaft, a guide, an end effector, and a drive shaft. The outer shaft can extend along a longitudinal axis. The guide can be connected to the outer shaft. The end effector can include a first jaw connected to the outer shaft distal of the guide and a second jaw pivotably connected to the outer shaft distal of the guide. The drive shaft can be located within the outer shaft and can extend along the longitudinal axis. The drive shaft can be connected to the end effector and the drive shaft can be engageable with the guide to limit movement of the drive shaft with respect to the outer shaft in a direction not parallel with the guide. The drive shaft can be translatable along the outer shaft to operate the end effector.Type: GrantFiled: March 25, 2020Date of Patent: January 30, 2024Assignee: Gyrus ACMI, Inc.Inventors: John Mensch, Zane R. Ward, Hanam Pham, Jeffrey D. Holton
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Patent number: 11883058Abstract: A jaw member, end effector assembly including the jaw member and an ultrasonic blade, and an ultrasonic surgical instrument including the end effector assembly are provided. The jaw member includes a structural body and a jaw liner. The structural body includes a pair of proximal flanges and an elongated distal portion extending distally from the proximal flanges. The elongated distal portion includes spaced-apart side rails defining an elongated opening therebetween and interconnected at distal ends thereof via a distal cap. The jaw liner is engaged within the elongated opening and includes a base and first and second arms extending from the base. Each arm defines an inwardly-angled tissue contacting surface. The jaw liner defines a jaw liner compliance feature extending longitudinally therealong between the inwardly-angled tissue-contacting surfaces of the first and second arms to facilitate outward deflection of the first and second arms relative to one another.Type: GrantFiled: February 27, 2020Date of Patent: January 30, 2024Assignee: Covidien LPInventors: Kenneth E. Netzel, David J. Van Tol
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Patent number: 11877768Abstract: Provided is a medical device capable of easily changing a position of the device inside a biological lumen and effectively removing a cut object. The medical device for removing the object in the biological lumen has a drive shaft, a cutting portion, a first housing that accommodates the drive shaft to be rotatable, a second housing that is rotatable with respect to the first housing, and a support portion that supports the first housing and the second housing. The second housing and the support portion relatively move along an axis to restrict relative rotation of the first housing and the second housing. The support portion supports the second housing to be rotatable around the axis, and restricts a relative movement and a relative inclination of the second housing and the support portion in a direction intersecting with the axis.Type: GrantFiled: September 17, 2020Date of Patent: January 23, 2024Assignee: TERUMO KABUSHIKI KAISHAInventors: Mizuho Shiraishi, Yuichi Tada, Akihiro Takahashi
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Patent number: 11877763Abstract: A surgical tool including a housing having a proximal end and a distal end, a yoke disposed within the housing between the proximal end and the distal end, a handle pivotally coupled to the housing, and a pivot assembly coupling the yoke to the housing. The pivot assembly includes a first link having a first end and a second end. The first end of the first link is rotatably coupled to the housing and the second end of the first link rotatably coupled to a second link at a first end of the second link. The second link has a second end rotatably coupled to the yoke. The handle is coupled to the pivot assembly such that movement of the handle causes movement of the yoke.Type: GrantFiled: December 13, 2021Date of Patent: January 23, 2024Assignee: Olympus Medical Systems Corp.Inventors: Hiroshi Minami, Hideo Sanai, Tatsuya Suzuki, Kirara Kono, Shunsuke Matsui, Yuki Amano
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Patent number: 11882768Abstract: A handset for an ultrasonic device for bone cement removal and/or osteotomy operations comprises a handset body which encloses ultrasound generating means including at least one piezoelectric transducer and a horn, connection means configured to connect the handset to a tool to which the ultrasounds generated by the ultrasound generating means are transmitted, a duct for circulation of a cooling medium, the duct extending at least partially on the outside of the handset, a triggering element whose activation causes the activation of the ultrasound generating means, and a control lever coupled to the handset body at a connection point, the control lever being configured to activate the triggering element by means of its movement about the connection point.Type: GrantFiled: December 17, 2019Date of Patent: January 23, 2024Assignee: Orthofix S.R.L.Inventors: Daniele Venturini, Mario Donnici
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Patent number: 11857192Abstract: An anastomosis clamp (1) and a delivery system thereof, where the anastomosis clamp (1) includes inner lancets (102, 602), round corners (103, 603), and outer rings (101, 601) that are sequentially connected; the delivery system may be used in cooperation with the anastomosis clamp (1); and the delivery system includes a distal end (2), a middle flexible sheath (3), and a handle (4).Type: GrantFiled: November 12, 2020Date of Patent: January 2, 2024Assignee: MICRO-TECH (NANJING) CO., LTD.Inventors: Hongyan Jin, Zhenghua Shen, Weiqin Qiu, Zhou Yu, Zhi Tang
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Patent number: 11849973Abstract: An implant removal device includes a body, a first arm, a second arm, an actuation interface, and an extraction member. The first arm is supported at the body and configured to move relative to the body between a retracted position and a skin gripping position. The second arm is supported at the body and configured to move relative to the body between the retracted position and the skin gripping position. The actuation interface is supported at the body. The actuation interface is configured to receive a first actuation input thereat to cause at least one of the first arm and the second arm to move from the skin gripping position to the retracted position. The extraction member is supported at the body and located between the first arm and the second arm.Type: GrantFiled: April 14, 2021Date of Patent: December 26, 2023Inventors: Russell David Moore, Choon Hyong Lee
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Patent number: 11826092Abstract: A guidewire includes an elongated member and a shaft extending distally from the elongated member, wherein the elongated member and shaft are configured to be navigated through vasculature of a patient. The guidewire further includes a first conductor extending around the shaft to define an outer perimeter of the guidewire and a first electrode adjacent the shaft. The first conductor is configured electrically connect the first electrode to an energy source. The guidewire further includes a second electrode and a second conductor configured to electrically couple the second electrode to the energy source. The first and second electrodes may be configured to deliver an electrical signal to fluid contacting the first and second electrodes to cause the fluid to undergo cavitation to generate a pressure pulse wave within the fluid.Type: GrantFiled: October 23, 2019Date of Patent: November 28, 2023Assignee: Medtronic Vascular, Inc.Inventors: Gerry Oliver McCaffrey, Grainne Teresa Carroll, Risa Tom Egerter, Aran Murray
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Patent number: 11819230Abstract: A surgical tool including a housing having a proximal end and a distal end the housing including a guide rail. The tool also includes a yoke slidably coupled to the housing, a handle pivotally coupled to the housing, and a link coupling the handle to the housing, the link having a first end and a second end, the first end of the link rotatably coupled to the handle and the second end of the link rotatably coupled to the yoke and slidable within the guide rail. The tool further includes a yoke pivot pin pivotably coupling the second end of the link to the yoke and a handle pivot pin coupling the link to the handle, wherein the handle pivot pin is disposed proximal compared to the yoke pivot pin.Type: GrantFiled: December 16, 2021Date of Patent: November 21, 2023Assignee: Olympus Medical Systems Corp.Inventors: Tatsuya Suzuki, Hiroshi Minami, Hideo Sanai, Shunsuke Matsui, Yuki Amano
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Patent number: 11812987Abstract: An example cutting balloon is disclosed. The example cutting balloon includes an expandable member having an outer surface and longitudinal axis, a first cutting member disposed along the outer surface of the expandable member and a covering encapsulating the expandable member and the first cutting member.Type: GrantFiled: November 24, 2020Date of Patent: November 14, 2023Assignee: BOSTON SCIENTIFIC SCIMED, INC.Inventors: Alyssa Madej, Amelia Ann Sandberg
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Patent number: 11806001Abstract: Disclosed is a delivery device, kit, system, method, etc. for localized fusion of leaflets of a tissue valve, for example, a native heart valve, using an adhesive. The delivery device can have one or more capture features for capturing separate leaflets, for example, the anterior and posterior mitral leaflets. An applicator can be configured to apply a biocompatible adhesive between the captured leaflets, and one or more curing elements can be configured to cure the applied biocompatible adhesive. The kit can have the aforementioned delivery device, and the biocompatible adhesive used therewith. The method can include positioning the aforementioned delivery device adjacent the anterior and posterior mitral leaflets, capturing the mitral leaflets between the paddles of the delivery device, applying a biocompatible adhesive between the captured mitral leaflets via the applicator, and curing the applied biocompatible adhesive via the energy elements to locally fuse the mitral leaflets.Type: GrantFiled: April 16, 2020Date of Patent: November 7, 2023Assignee: EDWARDS LIFESCIENCES CORPORATIONInventors: Hengchu Cao, Shih-Hwa Shen, Holly Kung Jung Hsu, Krystal Ya-Fong Lai
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Patent number: 11766275Abstract: A surgical instrument includes a housing having an elongated body extending distally therefrom. The elongated body defines a first articulating portion and a second articulating portion. The elongated body defines a lumen therein. An end effector is supported at a distal end portion of the elongated body. A flexible waveguide extends through the lumen of the elongated body. A proximal end portion of the flexible waveguide connects to an ultrasonic transducer. A distal end portion of the flexible waveguide is connected with the end effector. the flexible waveguide defines a first articulating portion having a narrower thickness than a thickness of other portions of the flexible waveguide and a second articulating portion having a narrower thickness than a thickness of other portions of the flexible waveguide.Type: GrantFiled: May 14, 2021Date of Patent: September 26, 2023Assignee: Covidien LPInventors: James R. Fagan, Thomas E. Drochner, Michael B. Lyons, David J. Van Tol, Matthew S. Cowley
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Patent number: 11751898Abstract: A medical device and can remove an object inside a biological lumen while allowing a positional change of the device inside the biological lumen. The medical device includes a drive shaft, an outer tube accommodating the drive shaft, a cutting portion fixed to a distal portion of the drive shaft, and a hub unit housing proximal portions of the drive shaft and the outer tube. The hub unit has an operation unit fixed to the outer surface of the outer tube to rotate the outer tube, a first support portion rotatably supporting the operation unit, a first housing having an aspiration port for discharging fluid to outside, and causing communication of an aspiration lumen of the outer tube with the aspiration port, and a first seal between the first housing and the outer tube. The first support portion and the first seal are disposed in parallel along an axial direction.Type: GrantFiled: September 8, 2020Date of Patent: September 12, 2023Assignee: TERUMO KABUSHIKI KAISHAInventors: Taiga Nakano, Junichi Kobayashi, Tomonori Hatta, Kosuke Nishio