Patents Examined by David C. Comstock
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Patent number: 12256963Abstract: A cutter for cutting an implant is provided. The cutter includes a gearbox; a primary milling bit, a secondary milling bit and a lead screw operatively coupled to the gearbox; an input coupling coupled rigidly to the primary milling bit; and an implant coupler coupled rigidly to the lead screw, wherein the gearbox is operable to translate with respect to the lead screw and to drive the secondary milling bit in response to a driving force applied to the input coupling.Type: GrantFiled: May 19, 2021Date of Patent: March 25, 2025Assignee: Shukla MedicalInventors: Zachary Robert Sweitzer, Brian Joseph Servedio
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Patent number: 12251139Abstract: A pivotal bone anchor assembly includes a receiver having a base defining a cavity for receiving the capture portion of a shank and a first pair of upright arms defining a first channel for receiving an elongate rod, and a pressure insert with a second pair of upright arms defining a second channel.Type: GrantFiled: March 11, 2024Date of Patent: March 18, 2025Inventor: Roger P. Jackson
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Patent number: 12251136Abstract: A receiver assembly for securing an elongate rod to a bone anchor including a receiver and a threaded plug. The receiver including an upper portion defining a channel to receive the elongate rod, an interior surface having helically wound receiver thread, and an exterior surface having in some embodiments first and second horizontal curvate extending instrument engaging grooves. The threaded plug including a longitudinal axis, a lower surface having a protrusion, and an external side surface having a continuous helically wound closure thread to rotatably mate with the helically wound receiver thread. The continuous helically wound closure thread including a lower leading surface and an upper trailing surface, both in some embodiments extending perpendicular to the longitudinal axis, and a cylindrical outer crest surface extending parallel to the longitudinal axis. When the protrusion on the threaded plug engages the elongate rod, the threaded plug does not extend overtop a top surface of the receiver.Type: GrantFiled: March 23, 2023Date of Patent: March 18, 2025Inventor: Roger P. Jackson
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Patent number: 12239345Abstract: An “extension ready” spinal support system that enables the extension to be accomplished with minimal disturbance to an existing spinal support structure to which the extension system is coupled. In some embodiments, the existing spinal support rod and pedicle screws can remain intact while extension subassemblies are mounted directly to the existing base rod receptacles. The extension subassemblies include a skirt portion that surrounds and engages the existing base receptacle to prevent splaying of the base receptacle. Additional resistance to splaying may be provided by a canted thread arrangement between the skirt and the base receptacle. In some embodiments, the extension receptacle is provided with a low profile (i.e., shortened axial length from the base rod receptacle) by providing a monoaxial rotation structure that rotates about but does not pitch relative to the extension axis and is shorter relative to polyaxial rotation structures.Type: GrantFiled: December 6, 2021Date of Patent: March 4, 2025Assignee: Advance Research Systems, LLCInventor: Hamid R. Abbasi
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Patent number: 12232775Abstract: An anchoring assembly for anchoring a rod to a bone or vertebra includes a shank and a receiving part pivotably connected to one another, the receiving part defining a channel for the rod, a pressure element for locking the shank with the receiving part, first and second rods with different diameters configured to be interchangeably received in the channel, and first and second closure elements configured to interchangeably cooperate with the receiving part. The first closure element acts on the selected rod in the receiving part such that the rod exerts pressure on the pressure element to simultaneously lock the shank with the receiving part and fix the rod in the channel. The second closure element cooperates with the receiving part to act on the pressure element to lock the shank with the receiving part, and to act separately on the selected rod to fix the rod in the channel.Type: GrantFiled: October 13, 2021Date of Patent: February 25, 2025Assignee: BIEDERMANN TECHNOLOGIES GMBH & CO. KGInventor: Timo Biedermann
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Patent number: 12232713Abstract: A retractor for use in surgical operations comprises a pair of blade assemblies. In operation, the blade assemblies are initially in a closed position to assume a low profile, inserted into a relatively small incision, and stretched apart from each other, thereby stretching the skin about the incision to form an aperture longer than the incision. The retractor is adapted to rotate a first blade about a first axis and a second blade about a second axis. The retractor is adapted to move the pair of blade assemblies apart along a third axis. The retractor is adapted to pivot the first blade about a fourth axis and the second blade about a fifth axis. In some embodiments, a method of performing an operation, e.g. a spinal operation, on a patient using the disclosed retractor is provided.Type: GrantFiled: October 26, 2021Date of Patent: February 25, 2025Assignee: Spinal Elements, Inc.Inventors: Tyson Vogel, Jason Blain
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Patent number: 12232776Abstract: An anchoring member for a polyaxial bone anchoring device includes a bone anchoring section having a first end, a second end, and a bone engagement structure, a head having an outer surface portion that defines a segment of a sphere, wherein a central axis extends through the head and the first and second ends of the bone anchoring section, and a neck extending between the first end of the bone anchoring section and the head. The neck has a first portion and a second portion between the first portion and the bone anchoring section. In at least a first cross-sectional plane including the central axis, the first portion of the neck is concave with a first curvature, and the second portion of the neck is concave with a second curvature that is less curved than the first curvature.Type: GrantFiled: February 7, 2022Date of Patent: February 25, 2025Assignee: BIEDERMANN TECHNOLOGIES GMBH & CO. KGInventors: Timo Biedermann, Achim Schunemann
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Patent number: 12232773Abstract: Adjustable rail apparatuses and external bone and/or tissue fixation system including an adjustable rail apparatus is disclosed. The rail apparatuses comprise first and second external fixation beam elements with alignment grooves, and a joint coupling the first and second beam elements and configured to selectively adjust the relative angular and rotational arrangement of the first and second beam elements. The joint also comprises a first and second beam end housings rotationally fixed to the first and second external fixation beam elements, respectively. The joint also comprises first and second clamp members axially and rotationally fixed to the first and beam end housings, respectively. The joint also comprises first and second rotation end housings coupled with the first and second clamp members, respectively, the first and second rotation end housings being selectively rotatably adjusted with respect to the first and second clamp members, respectively, within fixed ranges of rotation.Type: GrantFiled: March 3, 2021Date of Patent: February 25, 2025Assignee: ARTHREX, INC.Inventor: Michael W. Mullaney
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Patent number: 12232974Abstract: Disclosed is an implantable artificial intervertebral disc joint replacement device for implantation between adjacent vertebral bodies. The device allows selective positioning of a disc implant element and comprises translatable surfaces, a mechanism for translation, a means for bone attachment, and an integrated disc implant. The device can be used in the lumbar, thoracic, and cervical regions of the spine in single or multi-level configurations. When implanted in a patient, the device includes an upper (cranial) component and a lower (caudal) component attached to the vertebral body above and below the replaced intervertebral disc respectively, with the joint implant integrated into the translatable surfaces. Following implantation, precise positioning of the joint implant within the intervertebral space with respect to the spinal axis is then adjusted based upon the particular anatomical and functional needs of the individual patient to satisfy spinal range of motion and stability requirements.Type: GrantFiled: January 27, 2020Date of Patent: February 25, 2025Assignee: Ingenumed, Inc.Inventor: Ben Cannon
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Patent number: 12232788Abstract: A system and method for osseous fixation is a surgical hardware device that allows bone fixation for purposes of fracture repair, arthrodesis, or other types of orthopedic applications. A partially threaded wire or pin is inserted into the bone and external compression and rotational stability are achieved with a locking cap. The locking cap may include serrations or other anti-rotation features which engage bone to provide rotational stability. Upon adequate bone healing, the external cap may be used to facilitate removal of the wire/pin from the bone.Type: GrantFiled: August 30, 2022Date of Patent: February 25, 2025Assignee: OSO EXTREMITY, INC.Inventors: Pete O'Donald, Mickey Stapp
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Patent number: 12226128Abstract: Systems, methods, and devices for securing a spinal rod are provided. A clamp assembly may include a tulip comprising a first opening and a second opening, wherein an inner surface of the first opening comprises threads; a saddle movably disposed within the tulip between the first and second openings, the saddle comprising a first end and a second end, the first end comprising a portion configured to receive a spinal rod, the second end comprising a cavity configured to receive a pedicle screw, the saddle comprising slots configured to receive a rotating tool; and a threaded locking cap disposed in the first opening.Type: GrantFiled: August 4, 2022Date of Patent: February 18, 2025Assignee: Globus Medical, Inc.Inventors: David Leff, John LaColla, David Peretz, Matthew Bechtel, Darren Clutter, Adam Friedrich
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Patent number: 12226089Abstract: Retractor holding frames and related methods are provided. The frame includes a support body including a first bore extending transversely from a first side of the support body to a second side of the support body opposite the first side, and a second bore extending transversely from the second side to the first side. The frame includes a left support frame arm including a first annular hub configured to be disposed within the first bore and a first plurality of posts disposed along an outer edge of the left support frame arm configured to retain a first retractor in a first orientation. The frame includes a right support frame arm including a second annular hub configured to be disposed within the second bore and a second plurality of posts disposed along an outer edge of the right support frame arm configured to retain a second retractor in a second orientation.Type: GrantFiled: July 22, 2022Date of Patent: February 18, 2025Assignee: Encore Medical, LPInventor: Keith J Harper
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Patent number: 12220549Abstract: Apparatus for treating dermatological tissue including a user holdable device having an end defining a surface configured to receive and capable of being releasably coupled to a needle module that includes a movable needle assembly having a plurality of needles that is located past the end of the device when the module is releasably coupled to the device. The device includes a motor capable of moving the assembly to deploy the needles to penetrate dermatological tissue to a selectable desired depth. The apparatus includes a signal generator capable of being coupled to the needles to provide a radio frequency signal having a selectable intensity; at least one processor configured to provide a signal to cause the motor to deploy the needles to the desired depth and a signal to cause the signal generator to provide the intensity of the radio frequency signal to the needles; and at least one display.Type: GrantFiled: May 31, 2024Date of Patent: February 11, 2025Assignee: Serendia, LLCInventor: Jongju Na
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Patent number: 12220155Abstract: The fusion systems include a first fastener, a second fastener, and an elongate member with a first end and a second end. The first end being secured to the first fastener and the second end being secure to the second fastener. The method of assembling a fusion system including obtaining towers, fasteners, and an elongate member; coupling the fasteners to the towers; inserting ends of the elongate member into the fasteners; coupling locking caps to a screwdriver; and screwing the locking caps into heads of the fasteners to secure the ends of the elongate member to the fasteners. The methods of using the fusion systems including exposing a patient's vertebrae and obtaining the fusion system, inserting first and second fasteners into first and second vertebra, and coupling the first fastener and second fastener.Type: GrantFiled: May 3, 2022Date of Patent: February 11, 2025Assignee: Spine FOrward, LLCInventors: Jill A. Serbousek, Jeffrey Nycz, Jon C. Serbousek
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Patent number: 12213743Abstract: A method of designing an orthopedic implant comprising: (a) iteratively evaluating possible shapes of a dynamic orthopedic implant using actual anatomical shape considerations and kinematic shape considerations; and, (b) selecting a dynamic orthopedic implant shape from one of the possible shapes, where the dynamic orthopedic implant shape selected satisfies predetermined kinematic and anatomical constraints.Type: GrantFiled: September 16, 2020Date of Patent: February 4, 2025Assignee: TECHMAH MEDICAL LLCInventor: Mohamed R. Mahfouz
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Patent number: 12213759Abstract: A protective device (10, 10?) provides a protective cover for a part (12, 12?, 12?) of a medical device and includes a flexible part (14, 14?) and a rigid part (16, 16?). The rigid part (16, 16?) has at least one locking element (28, 28?). The locking element (28, 28?) is lockingly connectable to a counterpiece of the corresponding part (12, 12?, 12?) of the medical device.Type: GrantFiled: March 25, 2022Date of Patent: February 4, 2025Assignee: DRÄGERWERK AG & CO. KGAAInventors: Ronny Barten, Christian Hilleke, Gerd Wotha
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Patent number: 12207845Abstract: A retractor, distractor, and camera system with the camera system and/or distractor configured to provide releasable attachment of the camera system to the distractor, and also provide for rotation of the camera assembly relative to the distractor to allow for adjusting the aim of the camera viewing axis to obtain an image of the surgical workspace established by the retractor.Type: GrantFiled: December 12, 2022Date of Patent: January 28, 2025Assignee: Viseon, Inc.Inventors: Robert J. Flower, Todd D. McIntyre, Ravut Chhit, Peter G. Davis
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Patent number: 12207846Abstract: A bone anchoring device includes an anchoring element having a shank and a head, a receiving part configured to pivotably receive the head, and a pressure member defining a head receiving recess for pivotably holding the head and having a portion configured to extend to a side opposite a free end of the head and to exert pressure on the side opposite the free end to clamp the head in the receiving part. The head has a first position indication structure configured to engage a second position indication structure of the pressure member when the shank assumes a first angular position, and to disengage from the second position indication structure when the shank is at an angular position different from the first angular position. The second position indication structure is engageable with the first position indication structure without protruding into a profile defined by the head receiving recess.Type: GrantFiled: October 28, 2021Date of Patent: January 28, 2025Assignee: BIEDERMANN TECHNOLOGIES GMBH & CO. KGInventors: Lutz Biedermann, Berthold Dannecker, Bernd Fischer
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Patent number: 12201327Abstract: Bottom-loading bone anchor assemblies and components thereof are disclosed that have a reduced profile and can be utilized with bone screws of various size. Bone anchor assemblies of the present disclosure can include a receiver member, a drag retaining ring, and a shank. The retaining ring and shank can be inserted proximally into a bore of the receiver member. The drag ring can have a base and a walled portion extending proximally therefrom. The drag retaining ring can be disposed in a groove of the receiver member with the base forming a seat for the shank head that can hold the shank within the receiver. The walled portion of the drag retaining ring can impart a drag force on the shank head seated in the base to prevent unintended movement between the shank and the receiver member.Type: GrantFiled: August 10, 2022Date of Patent: January 21, 2025Assignee: Medos International SárlInventors: Ellen Roberts, Eric Biester, Christopher Mickiewicz
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Patent number: 12193946Abstract: Systems and methods for spinal fusion procedures are described. The system in particular includes an intervertebral fixation system a positioning handle comprising a shaft. The distal end of the shaft includes a first locking mechanism that engages with a second locking mechanism of an implant. The system includes a holder including a handle channel. At least a portion of the shaft is insertable through the handle channel.Type: GrantFiled: November 23, 2021Date of Patent: January 14, 2025Assignee: Absolute Advantage Medical LLCInventor: Dennis E. Bullard