Patents Assigned to BioDynamics, LLC
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Publication number: 20130211460Abstract: A bone plate and system is provided. The bone fixation plate conforms to the contour of an irregularly shaped bone and eliminates the need for pre-bending or intraoperative bending of the plate. The bone plate is applied to the bone in a generally flat condition and the process of installing and tightening the bone screws in the prescribed order serves to contour the plate to the underlying bone while providing sufficient strength to effect bone healing. The geometry of the plate allows the plate to follow the contour of an irregularly shaped bone, preventing prominence and patient palpability and streamlining the surgical procedure.Type: ApplicationFiled: February 21, 2013Publication date: August 15, 2013Applicant: BIODYNAMICS, LLCInventor: BioDynamics, LLC
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Publication number: 20120283771Abstract: Described herein is a cranial plug for a burr hole or a cranial perforation made in a skull during brain surgery, the cranial plug being flexible and having a bottom portion and side walls extending upwards from the bottom portion, the bottom portion and the side walls formed in a concave or substantially concave shape, or alternatively, forming a concave or substantially concave shape when inserted into a burr hole or cranial perforation.Type: ApplicationFiled: May 3, 2012Publication date: November 8, 2012Applicant: BIODYNAMICS, LLCInventors: James D. Ralph, Thomas N. Troxell, Mark Michels
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Patent number: 8080042Abstract: Strip fasteners and cranial plugs for use in reattaching a skull flap removed during brain surgery and methods of using the same. The strip fasteners are flexible and can be shaped to follow the perimeter contour of the skull flap. The cranial plugs can be used to reattach the skull flap or they can be installed after the skull flap is reattached using the strip fasteners. In some embodiments, the cranial plug(s) and strip fasteners can be installed at the same time. The strip fasteners and cranial plugs are designed to encourage bone growth and healing of the skull flap and they can be used to deliver medication and bone growth enhancement compositions to the surgical site.Type: GrantFiled: February 23, 2010Date of Patent: December 20, 2011Assignee: Biodynamics, LLCInventors: James D. Ralph, Thomas N. Troxell
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Patent number: 7922719Abstract: A two piece, adjustable angle handle for a surgical instrument, capable of easy adjustment to a number of angles, permitting the handle of the instrument to be grasped with one hand, and the other hand to guide the operating end of the instrument, said handle permanently affixed to an instrument, or capable if attachment to a number of different instruments by means of a firm but releasable fastening to the shaft of the instrument, as with a Hudson fitting; the adjustable angle fastening comprising a radial array of teeth as in a ratchet wheel and a reverse scissor pawl.Type: GrantFiled: October 6, 2004Date of Patent: April 12, 2011Assignee: BioDynamics, LLCInventors: James D. Ralph, Thomas N. Troxell, Stephen L. Tater
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Patent number: 7621914Abstract: A longitudinally curved adjustable bone plate comprising a first plate having an end defined by at least two spaced prongs, and an end having means to fasten the plate to a body structure, e.g., the bone; and a second plate having an end defined by at least two straight bores for receiving the prongs, and an end having means to fasten the plate to a body structure, e.g., a bone; and a locking assembly for locking the prongs in the bores and fixing the overall length of the plate.Type: GrantFiled: October 28, 2004Date of Patent: November 24, 2009Assignee: BioDynamics, LLCInventors: James D. Ralph, Thomas N. Troxell, Stephen L. Tatar
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Patent number: 6916483Abstract: Bioabsorbable modular drug delivery devices having shapes and sizes adapted to be inserted within a mating receptacle on the surface of an implantable prosthesis are disclosed. The devices may be attached to one another to create custom drug delivery devices having controllable drug release characteristics that depend on the composition of individual modules comprising the device. The modules may be cylinders, disks, tiles or tubes comprised of a bioabsorbable polymer and a therapeutic agent. The therapeutic agent(s) may be homogeneously distributed throughout the polymeric body of the device or contained within a cavity within a module comprising the device, or both. The device(s) may be threaded or attached to a prosthesis by a biodegradable adhesive. The modular devices may also be formed into tapered plugs for insertion into a mating receptacle.Type: GrantFiled: July 22, 2002Date of Patent: July 12, 2005Assignee: BioDynamics, LLCInventors: James Ralph, Steve Tatar