Abstract: A system for preparing a bone for implantation of a component of an orthopedic implant device. The system includes a forming tool having a sleeve member that is selectively received within a handle member. The sleeve member has a guide slot that is sized to receive axial passage of at least a portion of a guide. The guide slot and/or sleeve member may be positioned and/or configured to facilitate at least linear and/or rotational displacement of the forming tool about, or relative to, the guide, and thereby provide a degree of freedom in the location at which the forming tool may form a shape or opening in the bone relative to one or more reference axes. The handle member may include a connection member that is structured to be operably coupled to a bone preparation device that is structured to facilitate the displacement of bone material.

Abstract: A pedicle screw assembly that includes at least one head fixation assembly having an upper body and a lower body with an opening in a bottom portion of the lower body, at least one bone screw positioned between the upper body and the lower body of the head fixation assembly and extends outward from the opening in the bottom portion of the lower body, at least one lateral interconnecting member to stabilize at least one bone in a patient, wherein the at least one head fixation assembly is transversely attached to the at least one lateral interconnecting member; and a securing mechanism to lock the upper body to the lower body to prevent polyaxial motion and translation along the at least one interconnecting member. The interconnecting member can be at least one plate, a c-shaped member, or a walled member with slots. Navigatable screwdriver instruments can be utilized.

Abstract: A surgical cement removal tool including an elongated shaft having a proximal end and a distal end, and a bowl-shaped scoop affixed to the distal end. Handle attachment structure can be provided adjacent the proximal end of the elongated shaft to permit releasable attachment of the surgical cement removal tool to a handle. Alternatively, the proximal end of the elongated shaft may be permanently affixed to a suitable handle.

Abstract: A method of assessing ligament balance in a joint. The method comprising forcing, by motors of joints of an articulated arm of a robotic device, a ligament balancing device to apply a first force to a first bone of the joint in contact with the ligament balancing device, holding the first bone with the first force while allowing manual manipulation of a second bone of the joint and collecting a force measurement, and determining, by a processor in communication with the robotic device, a force applied to one or more ligaments of the joint based on the force measurement.

Abstract: An apparatus and a method are provided for a sterile staple implant kit that a surgeon may unpack and utilize during a surgery. The staple implant kit comprises a group of complementary surgery-specific instruments that are packaged in a sterile state. An instrument tray is configured to preserve the instruments in the sterile state until the staple implant kit is opened during the surgery. The instrument tray is configured to provide the surgeon with easy access to the instruments during the surgery. The staple implant kit comprises at least a staple inserter and a surgical staple suitable for being implanted in parallel holes drilled across a bone fusion or fixation site of a patient. The surgical staple preferably is loaded in a relaxed configuration into the staple inserter. A staple retention clip retains the surgical staple in the staple inserter until the staple is distracted during the surgery.

Abstract: The present invention relates to a spacing-adjustable bone orthopedic apparatus. The apparatus may include a plate including a main body and a through portion having a predetermined length and formed to pass through the main body and a locking screw which is inserted into the through portion, which includes a screw body and a screw head which are capable of being coupled to each other, and in which outer circumferential surface saw teeth are formed on an outer circumferential surface of the screw head.

Abstract: A bioactive orthopedic implant is provided defined as a rod with a surface and a treated surface area for increased surface area, a freeze-dried hydrophilic hydrogel network physically cross-linked via charged polymers and salt-ions onto the treated surface area, biologies trapped and thereby hosted within the hydrogel network, and covalently reactive macromonomers chemically cross-linked within the hydrogel network to strengthen the hydrogel network itself and to the rod. The surface area of the bioactive orthopedic implant can be coated with covalently linkable molecules which are chemical cross-linked with the covalently reactive macromonomers to increase adhesion of the chemically and physically cross-linked hydrophilic hydrogel network to the rod. The rod can be an interconnected porous rod and where the biologies is hosted with pores of the interconnected porous rod. The bioactive orthopedic implant can be sized for implantation in between two bone segments, a bone tunnel, or a fracture.

Abstract: Robotic systems for orthopedic surgery are provided. The robotic systems may include at least first and second motors coupled to each other. An output shaft of one of the motors may be connectable to a surgical tool guide. An output shaft of another of the motors may be coupled to a portion of a ball and socket joint. A corresponding portion of the ball and socket joint may be coupled to a bone mount which may be attached to a bone to mount the first and second motors to bone for performing orthopedic surgical procedures.

Abstract: A spinal interbody fusion device for use in a plurality of surgical approaches includes a cage, a top end, a bottom end, and at least a first side representing the width of the cage and at least a second side representing a length of the cage. The cage includes fixation holes and inserter holes, with each fixation hole being configured for accepting a screw or anchor and each inserter hole being accessible for one or more surgical approaches for performing a spinal fusion. Also included are methods for selecting a size of an intervertebral implant and methods of surgically approaching a spine of a patient for spinal surgical procedures.

Abstract: A system including a knee ranging tool: including a base configured to locate on a resected proximal face of a tibia in a knee of a patient; defining a tibial reference surface configured to run against a femoral surface of an artificial femoral component, installed on a distal face of a femur of the patient, during articulation of the knee of patient; including a set of stages interposed between the base and the tibial reference surface, configured to locate the tibial reference surface relative to the base, and compliant to medial-lateral translation, anteroposterior translation, and transverse rotation; and configured to indicate a medial-lateral translation offset, an anteroposterior translation offset, and a transverse rotation offset corresponding to a position of the tibial reference surface, relative to the base, that yields elastic deformation of ligaments in the knee over a range of motion of the knee.

Abstract: An apparatus for securing and positioning a jig on a human joint includes: a mounting bracket; a first tracking marker coupled to the mounting bracket, configured to generate a first signal representative of the position and orientation in space of the mounting bracket; a mounting head coupled to a distal end of the mounting bracket by an adjustment mechanism configured to permit six degree of freedom of movement of the mounting head relative to the mounting bracket; position feedback means configured to generate a second signal representative of the position and orientation of the mounting head relative to the mounting bracket; a mounting element coupled to the mounting bracket; an electronic receiving device configured to receive the first and second signals; and a display configured to display the position and orientation of the mounting head relative to the mounting bracket.

Abstract: A number of orthopaedic surgical instruments are disclosed. A method, apparatus, and system for fabricating such instruments are also disclosed. In some embodiments, an orthopaedic instrument assembly may include a femoral cutting block configured to receive a portion of a distal femur of a patient and a ligament balancer secured to the femoral cutting block.

Abstract: An introducer for insertion of a medical device into a patient's vasculature includes an elongate introducer body, a hub, and a hemostatic valve. The elongate introducer body includes a longitudinal axis, a proximal region, a distal region, and an inner lumen. The hub is coupled to the proximal region of the introducer body. The hemostatic valve is disposed within the hub and forms a liquid-tight seal across the inner lumen. The introducer includes a guide configured to guide an object towards the center of the valve during insertion of the object.

Abstract: An aiming jig for a tibia plate, including: a head the interfaces with a head of the tibia plate comprising: screw guide holes corresponding to screw holes in the head of the tibia plate; a fixation protrusion that engages a fixation opening in the head of the tibia plate, wherein an engagement of the fixation protrusion with the fixation opening aligns the head with the head of the tibia plate; and an arm extending from the head including a guide wherein the guide is configured to extend along an anterior portion of a tibia when the aiming jig is fixed to the tibia plate, and the guide includes a support screw guide hole that guides a placement of a support screw into the tibia in a generally anterior to posterior direction so that the support screw avoids interfering with plate screws placed in the head of the tibia plate.

Abstract: The present technology includes patient-specific spinal fusion devices, which may include an interbody implant that is designed to be positioned within a disc space between two vertebral bodies and one or more fixation elements that can anchor the interbody implant to the vertebral bodies. The fusion devices include one or more retention mechanisms for retaining the fixation elements within corresponding lumens or bore holes extending through the interbody implant. Methods for designing and manufacturing patient-specific spinal fusion devices are also described herein.

Abstract: An external distraction apparatus for performing a craniofacial distraction is disclosed. The external distraction apparatus may comprise a stationary member. The stationary member may be configured to be affixed to a head of a patient. The external distraction apparatus may also comprise laterally disposed distractors. The laterally disposed distractors may extend inferiorly from the stationary member and be moveable relative to the stationary member.

Abstract: A control method for an arthroplasty surgical robot includes: capturing a bone image, transmitting the image to a computer system, and acquiring image data of a bone; selecting a suitable prosthesis model and placing it on a diseased joint for matching, wherein the overlapping part between the model and the bone is the part that needs to be removed and replaced; mounting signal sources; capturing a bone image again, including the signal sources and the joint part; establishing a coordinate system using the signal sources as the origin, and calculating and memorizing an interface between the model and the bone overlapping part and the coordinates of the interface in the coordinate system; and receiving the coordinates by a surgical robot, and obtaining the positional coordinates by the surgical robot of a part of the diseased joint that needs to be removed, and performing a surgical operation by the surgical robot.

Abstract: The dual-headed surgical instrument is a surgical instrument with tool heads at either end for performing surgical procedures, such as, for example, skull base dissection. The dual-headed surgical instrument includes an elongated handle portion extending along a longitudinal axis. The elongated handle portion has opposed first and second ends. The first end of the elongated handle portion has a first surgical tool head and the second end of the elongated handle portion has a second surgical tool head. The first surgical tool head extends along a first tool axis which is angularly displaced from the longitudinal axis by 60°. The second surgical tool head extends along a second tool axis which is angularly displaced from the longitudinal axis by 150°. The first end of the elongated handle portion may be curved to define the 60° angle of the first tool axis.

Abstract: A system may include an implantable device having at least a first sensor configured to collect first data regarding one or more characteristics of a bone of a patient, wherein the implantable device is configured for implantation in a medullary canal of the tibia. The system may include an attachment member configured to couple with the implantable device when the implantable device is implanted in the medullary canal of the tibia. The system may further include a targeting device moveably coupled to the attachment member, wherein the targeting device is configured to reference a distal anatomy of a leg, and wherein the targeting device has at least a second sensor configured to collect second data regarding at least a position of the targeting device.

Abstract: A surgical introducer system having an outer introducer sidewall extending along a longitudinal axis from a proximal introducer end to a distal introducer end, an inner introducer sidewall extending within the outer introducer sidewall along the longitudinal axis and forming an introducer passage extending in a distal direction from a proximal passage opening at the proximal introducer end to an introducer passage end wall located proximal to the distal introducer end, and an end wall passage extending from the introducer passage end wall towards the distal introducer end. The introducer end wall passage joins the introducer end wall at one or more end wall edges defining an axial stop ring configured to contact the distal tip of a navigation probe between the probe shaft and a terminal end of the distal probe tip at a line of contact to thereby prevent movement of the navigation probe in the distal direction.