Patents Examined by Marcela I Shirsat
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Patent number: 11642141Abstract: Methods and devices for performing knee arthroplasty including but not limited to bicruciate retaining knee arthroplasty are provided. Methods and devices for preparing a proximal tibia for a tibial implant are also provided. These methods and devices, in at least some embodiments and uses, facilitate decreasing the complexity of knee arthroplasty procedures such as bicruciate retaining procedures while maintaining, if not improving on, the safety, accuracy and/or effectiveness of such procedures.Type: GrantFiled: March 26, 2022Date of Patent: May 9, 2023Assignee: Smith & Nephew, Inc.Inventor: Zachary Christopher Wilkinson
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Patent number: 11642124Abstract: The invention is a staple comprising a bridge member having a top surface and an opposing bottom surface defining a thickness between and two lateral edges defining a width therebetween and either the thickness or the width includes a center flared area, such as a “diamond-like” shape meaning that it has a v-shape on opposing lateral edges flanked by opposing fillets to form an inserter mount area and the staple has a pair of legs spaced apart along the axis and each joined at a rounded flared shoulder to the bridge member. In a four-legged version the bridge has a waist.Type: GrantFiled: June 15, 2021Date of Patent: May 9, 2023Assignee: ORTHO SOLUTIONS HOLDINGS LIMITEDInventors: Alister Maclure, Kevin Stamp, Dustin Ducharme, Nii Armah
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Patent number: 11642224Abstract: An implant includes a curved first plate section having a curvature about a longitudinal axis extending in a longitudinal direction. The first plate section has a first hole and a second hole. The first hole and the second hole are positioned to receive respective bone screws for attaching the implant to a first curved surface of a bone having a syndesmosis. A second plate section extends continuously from the first plate section. The second plate section has at least a third hole that is positioned to be offset from the first hole and the second hole in a direction that is anterior or posterior from the first hole and the second hole in a case where the longitudinal axis is aligned along a superior-inferior direction. The third hole is configured to receive at least one screw or at least one button for holding a suture at a position offset from the first line segment hole and the second hole in the anterior or posterior direction, for reducing the syndesmosis.Type: GrantFiled: June 9, 2020Date of Patent: May 9, 2023Assignee: WRIGHT MEDICAL TECHNOLOGY, INC.Inventors: Scott A. Armacost, Sach Combs, Murray John Penner, Bruce E. Cohen, Bryan D. Den Hartog, Gregory C. Berlet
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Patent number: 11638601Abstract: Bone compression systems for internal fixation of bone portions include one or more spring washers having ultra high load capacity and ultra low displacement to close diminution gaps that develop in a discontinuity between the bone portions after fixation. The spring washers may be included in implant systems with bone screws and/or bone plates.Type: GrantFiled: October 19, 2020Date of Patent: May 2, 2023Assignee: BRIDGING MEDICAL, LLCInventors: Robert Michael Patty, Andrew Alan Enke, Cameron Joseph Field, Daniel Robert Patty
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Patent number: 11633287Abstract: A prosthesis for implantation in a de-nucleated intervertebral disc includes a fiber ring-like layer which encloses a polymeric layer to create an annular space. The annular space is inflatable with an in-situ curable liquid polymer and forms an interior cavity. The annular space may be expanded uniformly or differentially to be tailored to the needs of a particular vertebral segment and to achieve optimal disc space width and angle, thereby stabilizing the segment while preserving normal motion of the vertebral segment. The interior cavity provides a void that allows inward deformation of the implant during weight bearing activities and bending. The prosthesis can be elastically deformed through axial elongation to a reduced profile to load into a delivery cannula using pulling techniques.Type: GrantFiled: September 28, 2020Date of Patent: April 25, 2023Assignee: SPINAL STABILIZATION TECHNOLOGIES LLCInventors: Nadi S. Hibri, W. Loren Francis, Mark A. Novotny
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Patent number: 11633217Abstract: A calcaneal fracture fixation and reduction apparatus.Type: GrantFiled: April 6, 2021Date of Patent: April 25, 2023Assignee: Genesis Medical Devices LLCInventors: Daniel Nick Segina, James A. Proctor, Jr.
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Patent number: 11633205Abstract: A lateral disc cutter for morcellating and decorticating tissue of an intervertebral disc from between adjacent vertebrae. The device can be arranged in a retracted configuration for insertion via an access tube, and in an extended configuration for cutting of tissue in the target region. The blades may be extended to contact the concave endplate in an orientation that is substantially parallel to a mid-plane of the intervertebral disc. Blades of the device may be configured with a convex profile that substantially conforms to the concave shape of the endplate for enhanced contact length between the blade and the endplate. In some embodiments, the blades are configured for removal and replacement without need for tools, with the blades selectively determining a maximum displacement width of the morecellator assembly.Type: GrantFiled: February 7, 2020Date of Patent: April 25, 2023Assignee: Advance Research System, LLCInventor: Hamid R. Abbasi
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Patent number: 11617588Abstract: A device for collecting a bone graft material comprises a canister extending defining a filter-receiving space therein, the canister including a connection for connecting to a vacuum source, a proximal end of the canister including a first locking feature and a filter element sized and shaped to be received within the filter-receiving space of the canister, the filter element including a channel extending therethrough, the channel defined via a mesh material and a proximal end of the filter element including a second locking feature releasably engageable with the first locking feature of the canister via a rotation of the filter element about a longitudinal axis thereof relative to the canister in combination with an extractor sized and shaped to be received within the channel of the filter element, the extractor defining a graft material receiving space therein and being releasably engageable with the extractor.Type: GrantFiled: February 2, 2021Date of Patent: April 4, 2023Assignee: DEPUY SYNTHES PRODUCTS, INC.Inventors: Jeff Kiersh, Michael Lehmicke, Christopher Shane, Ross Hamel, Dominic D'Andrea
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Patent number: 11612497Abstract: A spinal implant comprises a first member, a second member and an actuator defining a transverse pivot axis, A first link is connected to the first member and the actuator adjacent the pivot axis. The first link includes an inner surface defining a cavity. A second link is connected to the second member and the actuator adjacent the pivot axis. The actuator is rotatable for translating the pivot axis such that the second link is movable within the cavity to move the members between a contracted configuration and an expanded configuration. Systems and methods of use are disclosed.Type: GrantFiled: August 4, 2020Date of Patent: March 28, 2023Assignee: Warsaw Orthopedic, Inc.Inventors: Adriaan J. Kuyler, Anthony J. Melkent
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Patent number: 11607322Abstract: A graft compression system for compressing soft tissue grafts used in connection with reconstructive surgery on the anterior cruciate ligament (ACL). The graft compression system includes a compression chamber having an elongate hollow shaft body having two ends that are threaded to mate with correspondingly threaded collet nuts. Collets are removably inserted into, and engage, the collet nuts fastened to opposing ends of the compression chamber A surgical graft may be inserted into a hollow compression tube having a lumen with a compressible diameter, said compression tube being sized for insertion into the collets and compression chamber. When such collet nuts are tightened by a user of the graft compression system, the inner diameters of the respective collet nuts nested within such collet nuts are decreased, causing the diameter of the lumen of the hollow compression tube to in turn be decreased and compress the surgical graft within.Type: GrantFiled: February 1, 2020Date of Patent: March 21, 2023Assignee: SUREMKA, LLCInventor: Daniel A. Worrel
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Patent number: 11607208Abstract: This disclosure relates to a medical device. The medical device comprises a first and a second component. The first component comprises a first portion having a first handle part and a second portion having a grip. The second component is linked to the first component and is configured to be in communication with the first component to be actuated from an open to a closed position. The second component defines a third portion and a fourth portion, the third portion defining a second handle part and the fourth portion defining a second grip that is configured to grip a tissue in combination with the first grip portion of the first component. In certain embodiments, the first component or second component comprises a substantially straight member attached distally from the grip.Type: GrantFiled: August 9, 2019Date of Patent: March 21, 2023Inventors: Joshua Gilbert Kent, Trevor Anthony Grigas, Alec Zierer
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Patent number: 11607233Abstract: An orthopedic guide that can comprise a base, a first attachment and a second attachment is disclosed. The base can have a plurality of connection features spaced from one another along a longitudinal extent. The base can be configured to seat on a rim of a bone. The first attachment can be selectively coupled to the base at a first end portion thereof and can be selectively coupled to the base at a second end portion thereof. The first attachment can be arch shaped when coupled to the base. The first attachment can define a first plurality of apertures. The second attachment can be selectively coupled to the base at a first end portion thereof and can be selectively coupled to the base at a second end portion thereof. The second attachment can be arch shaped when coupled to the base. The first attachment can define a second plurality of apertures.Type: GrantFiled: December 7, 2020Date of Patent: March 21, 2023Assignee: Zimmer, Inc.Inventor: Vinay Tikka
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Patent number: 11571241Abstract: An anchoring system for cannulas or tools to be inserted into a surgical workspace in the body, particularly the brain, of a patient. The system comprises a grommet which may be fixed to the skull to both secure the system to the skull and protect the skull opening from passage of cannulas and tools, a resilient clip with grasping jaws adapted to firmly grasp a cannula or tool, and a flexible membrane secured to the outer rim of the grommet and the clip.Type: GrantFiled: May 24, 2021Date of Patent: February 7, 2023Assignee: Rebound Therapeutics CorporationInventors: Todd D. McIntyre, Peter G. Davis, Ross Tsukashima
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Patent number: 11564708Abstract: A cannula assembly includes an elongate shaft assembly that is adjustable by a clinician to vary the length of the cannula assembly. In particular, the elongate shaft assembly may be transitioned to provide various lengths of the cannula assembly by selectively positioning a plurality of segments of the elongate shaft assembly. In this manner, a single cannula assembly may be tailored to each patient or a surgical procedure being performed.Type: GrantFiled: June 15, 2020Date of Patent: January 31, 2023Inventors: Astley C. Lobo, Kevin Desjardin, Douglas M. Pattison, Christopher A. Tokarz, Oksana Buyda, Amanda M. Adinolfi
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Patent number: 11559313Abstract: A saw blade includes a main body having a first surface, a second surface on an opposite side of the main body from the first surface, a proximal edge portion, a distal edge portion, and first and second side portions extending between the proximal and distal edge portions. The proximal edge portion is configured to be coupled to a rotatable hub such that the saw blade is held in a curved shape with the first surface defining an outer radius when the saw blade is coupled to the rotatable hub. The distal edge portion includes a plurality of cutting teeth, and the second surface includes a cutting structure configured such that a radius of an arc swept by the cutting structure when the saw blade is rotated is substantially equal to the outer radius of the first surface.Type: GrantFiled: July 2, 2020Date of Patent: January 24, 2023Assignee: BioMedtrix, LLCInventors: Christopher G. Sidebotham, Gregory Thomas Van Der Meulen, Joshua French
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Patent number: 11547441Abstract: A surgical access assembly includes a cannula and a retention anchor including an annular body and a washer secured to the annular body. The annular body includes an inner side surface defining an opening therethrough, and the washer includes an inner terminal edge defining an opening therethrough that is aligned with the opening of the annular body. The elongated shaft of the cannula extends through the openings. The washer is transitionable between a first configuration in which the inner terminal edge of the washer is coincident with or disposed radially outwardly of the inner side surface of the annular body so that the retention anchor is slidable along the elongated shaft, and a second configuration in which the inner terminal edge of the washer extends radially inwardly of the inner side surface of the annular body and engages the elongated shaft to fix the retention anchor to the elongated shaft.Type: GrantFiled: February 20, 2020Date of Patent: January 10, 2023Assignee: Covidien LPInventors: Kevin Desjardin, Astley C. Lobo, Jacob C. Baril, Brian J. Creston
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Patent number: 11547460Abstract: An orthopaedic driving instrument including a first end portion, a second end portion opposite the first end portion, and a central portion, intermediate the first and second end portions, comprising a central section having an outer diameter representing a maximum outer diameter of the driving instrument. The first end comprises a first driving interface sized and shaped to, in operation of the instrument, engage a screw interface of a screw for applying torque to the screw. The second end comprises a second driving interface sized and shaped as the size and shape of the first driving interface.Type: GrantFiled: January 17, 2020Date of Patent: January 10, 2023Assignee: Warsaw Orthopedic, Inc.Inventor: Joseph H. Perra
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Patent number: 11547458Abstract: A locking element is configured to be used with a polyaxial bone anchor. The locking element including a central axis, a bottom side, a top side opposite to the bottom side, and a peripheral surface portion that extending completely around the locking element that has an external thread. The bottom side defines a first recess facing toward the bottom side for accommodating and applying a force in a direction toward the bottom side to at least the portion of the head of the polyaxial bone anchor. The top side defines a second recess having a non-circular cross-section in a plane perpendicular to the central axis for torqueable engagement with a driver.Type: GrantFiled: November 13, 2019Date of Patent: January 10, 2023Assignee: Biedermann Technologies GmbH & Co. KGInventor: Markku Biedermann
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Patent number: 11529163Abstract: A surgical tool may move a saw blade in a sagittal plane. The saw blade has a distal blade end with teeth. The surgical tool comprises a handpiece body and a carrier operatively attached to the handpiece body. The carrier is configured for oscillating movement about a pivot axis. A retainer is operatively attached to the carrier for concurrent movement and releasably secures the saw blade in the sagittal plane relative to the handpiece body. An actuator is coupled to the handpiece body to selectively oscillate the carrier relative to the handpiece body such that the retainer and the saw blade pivot back and forth about the pivot axis within the sagittal plane. An ultrasonic transducer is operatively attached to the handpiece body to selectively generate ultrasonic energy to resonate the saw blade such that the teeth at the distal blade end reciprocate proximally and distally within the sagittal plane.Type: GrantFiled: April 2, 2019Date of Patent: December 20, 2022Assignee: Stryker European Holdings I, LLCInventor: Thomas Stritch
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Patent number: 11529152Abstract: A device comprises a base. A support is attached to the base. The support is shaped to receive a calf of a person and adapted to receive a wire or pin for securing a tibia of a person. A foot plate is attachable to the base. The foot plate has a plurality of attached members. The members are configured for receiving at least a first wire or pin to fix a foot of the person relative to the foot plate while the foot plate is oriented normal to a superior-inferior direction of the foot. The foot plate is rotatable relative to the base while the foot plate is attached to the base.Type: GrantFiled: October 26, 2020Date of Patent: December 20, 2022Assignee: WRIGHT MEDICAL TECHNOLOGY, INC.Inventors: Daniel E. Free, Robert M. Howles, Elizabeth J. Phelps, Kian-Ming Wong, Braham Dhillon