Abstract: A fixation apparatus may be attached to first and second anatomical structure segments. Images of the fixation apparatus and the attached anatomical structure segments may then be captured. In some examples, the images need not necessarily be orthogonal with respect to one another. Configuration information associated with the fixation apparatus may then be received. Additionally, first image information may be received, for example including indications of one or more locations, within the images, of at least part of one or more elements of the fixation apparatus. Additionally, second image information may be received, for example including indications of one or more locations, within the images, of at least part of the first and the second anatomical structure segments. Manipulations to the fixation apparatus for correction of the anatomical structure deformity may then be determined, and indications of the determined manipulations may then be provided to one or more users.

Abstract: A device includes a plurality of rings. Each ring has a first face, a second face, and at least one slot defined by first and second interior edges of the ring on opposing sides of the slot. The at least one slot penetrates from the first face to the second face. The first face of each ring has a first recess adjacent the slot on the first edge and a second recess adjacent the slot on the second edge. A plurality of posts join each one of the plurality of rings to an adjacent one of the plurality of rings.

Abstract: The present invention is a hole extender, in which a hole transporter includes a transport beam having a first flange with a first flange pin and a first flange hole, and at the other end of the transport beam is a second flange with a second flange hole. Key features of the present hole transporter include that the main direction of each flange is perpendicular to the beam, and the direction of the second flange hole is parallel to the direction of the first flange hole.

Abstract: Provided is an apparatus and component parts of a system for the external fixation of bones. The component parts include fixation plates such as a C-shaped Plate, an N-shaped Plate, a J-shaped Plate, a K-shaped Plate, an I-shaped Plate, a Foot Plate, a Z-shaped Plate, a T-shaped Plate and an oval shaped Plate. Two or more fixation plates are configured along an axis, the two or more fixation plates; a plurality of telescoping adjustable struts that connect a first fixation plate along the axis with a second fixation plate of the plurality of fixation plates along the axis, wherein the first and second fixation plates are adjacent plates along the axis; and a plurality of posts, each post connecting two adjacent fixation plates of the plurality of fixation plates along the axis.

Abstract: A device, kit, and method for the treatment of anatomical joint dysfunctions, and more particularly, to a spring hinge comprising: a primary coil spring having a helical structure with a central cavity, wherein the primary coil spring forms a plurality of spirals layered against one another when the primary coil spring is in an unexpanded state; wherein the primary coil spring comprises surfaces that are configured to nest against each other to resist translational or shearing movement between adjoining spiral layers.

Abstract: An electrode assembly for an electrosurgical instrument includes a housing having an active electrical connector and a return electrical connector configured to operably engage a distal end of an electrosurgical instrument shaft, the housing encapsulating an elongated return electrode and a pair of insulative tubes configured to house a wire-like active electrode. The elongated return electrode includes a clevis at a distal end thereof and operably engages to the return electrical connector at a proximal end thereof. The wire-like active electrode operably engages at one end to the active electrical connector. A donut-like insulator is operably engaged to the clevis of the elongated return electrode and is configured to support the wire-like active electrode therearound. A tensioning mechanism is configured to operably engage an opposite end of the wire-like electrode and tension the wire-like active electrode about the donut-like insulator during assembly.

Abstract: A bone displacement system includes a removable guide and frame. The removable guide includes a proximal anchoring portion and a distal anchoring portion. The proximal anchoring portion has a proximal anchoring aperture for receiving a first wire to connect the guide to a proximal bone. The distal anchoring portion has a distal anchoring aperture for receiving a second wire to connect the guide to a distal bone. The guide includes a slot configured to receive a tool. The frame includes a compression-distraction mechanism and a rotation mechanism. The compression-distraction mechanism is connected to the rotation mechanism and engageable with the proximal bone. The rotation mechanism includes a distal aperture for receiving the second wire to connect the rotation mechanism to the distal bone, and the compression-distraction mechanism is configured to move the rotation mechanism and the distal bone relative to the proximal bone. Further disclosed is a bone displacement method.

Abstract: An external fixation strut includes an elongated body including first and second tubular shafts. Opposite connectors are respectively coupled to one of the shafts and include a ball and socket joint. One shaft has an internal diameter slightly larger than the external diameter of the other to host the other shaft in a slidably and telescopic manner. The shafts of the strut are a synthetic radiolucent plastic material. A clamp element is in proximity of overlapping ends of the shafts for fast gripping action stopping the sliding of one shaft inside the other. A fixation element is manually operated and acts on the clamp element. A sleeve is provided around the central portion of the strut where the shafts overlap. The clamp element is a clamp band around the sleeve and includes opposite and facing gripping portions. The gripping portions are connected by a threaded connector of the fixation element.

Abstract: A device for providing active assistance to a body joint including at least one spring module interconnecting first and second attachment parts. The at least one spring module including first and second elongate link members coupled to the first and second attachment parts respectively and pivotably coupled to each other at a pivot joint with a pivoting axis perpendicular to the first and second elongate link members; a coil spring extending longitudinally between the first and second elongate link members and across the pivot joint, whereby first and second ends of the coil spring are coupled to the first and second elongate link members respectively; and a coil-spring-retaining-member slidable relative to the first elongate link member in a manner so as to vary a portion of a length of the coil spring engaged and retained by the coil-spring-retaining-member to vary an effective length of the coil spring.

Abstract: A connecting rod for an external fixation device includes a first joint having a first rotatable member housing, a first rotatable member disposed within the first rotatable member housing, and a first connecting member. The first rotatable member has a first bore. The first connecting member includes a first connecting member insert having a stem partially disposed within the first bore of the first rotatable member. The first connecting member insert includes a second bore. The second bore is operable to receive a connecting element from a first external fixation ring.

Abstract: An IM tibial nail aiming guide for providing proximal and distal screw fixation in an intramedullary nailing (IMN) of a tibia includes an attachment that connects and disconnects easily from a jig's proximal handle. Specifically, the IM tibial nail aiming guide functions as an aiming guide for accurate fixation of all the respective proximal and distal screw holes in a tibial nail. The IM tibial nail aiming guide has a length and angle that are adjustable, affording the ability to use this IM tibial nail aiming guide with any tibial nail. This IM tibial nail aiming guide is made of radiolucent material that allows for a confirmatory fluoroscopic imaging to verify that both the proximal and distal screws are fixated appropriately. The IM tibial nail aiming guide permits a more accurate, safe, versatile, and efficient approach to tibial IMN.

Abstract: A spatial series-parallel pelvic fracture reduction robot includes a base support, a mobile platform module, an arc-shaped guide rail platform module, a robot module, and a pelvic external fixator which are connected in sequence. The mobile platform module is fixedly connected on an upper part of the base support and is used for driving the arc-shaped guide rail platform module to linearly translate up and down and left and right; a connecting sliding block of the arc-shaped guide rail platform module is connected to the robot module and used for enabling the robot module to move along an arc-shaped guide rail; the robot module includes a robot and a clamping mechanism, the robot is used for adjusting a spatial pose of the clamping mechanism, and the clamping mechanism is used for fixing bone needles; the pelvic external fixator is used for firmly fixing the pelvis.

Abstract: A wearable robot for integrated fracture reduction and rehabilitation, comprising a proximal ring, a distal ring, six driving branch chains, motor driving device and manual driving device; the six driving branch chains are divided into two groups, each of them comprises a platform connecting sleeve, a sliding bearing, a bearing locking nut, a proximal Hooke hinge, an intermediate prismatic pair, a sleeve, a force sensor, and a distal Hooke hinge; one end of the driving branch chain is connected with the proximal ring by a connecting sleeve fastener, and the other end is connected with the distal ring by nut, each driving branch chain is connected with the driving devices via D-shaped shaft sleeve. The wearable robot has electric-manual dual model driving, and the branch chain can be quickly replaced during and after the operation.

Abstract: Disclosed herein are systems and methods for manipulating the orientation of a plurality of bone fragments with respect to one another. A bone transport frame including first and second rings, a plurality of elongate struts, and a plurality of ring transport assemblies for orienting a first bone segment with respect to a second bone segment is disclosed. A third ring may be included in the bone transport frame for orienting a third bone segment with respect to the first and second bone segments. Manipulation of an adjustable member of the bone transport frame can transport a ring in either a proximal or distal direction with respect to other rings of the frame. Manipulation of another adjustable member of the bone transport frame can translate a central axis of one of the rings either toward or away from the central axes of the plurality of elongate struts.

Abstract: Disclosed herein are strut attachments for external fixation frames. The strut attachments provide solutions for frame configurations in which it is not possible to attach a strut at its ends to corresponding rings. The strut attachments may be considered an outrigger type of mechanism that achieves more travel out of completely collapsed struts. The strut attachments, each having a pivot and a hinge joint, allow a strut to be attached on the level of a first ring and extend at least partially proximally or distally to a second ring depending on the frame of reference of the ring system. These strut attachments may be used when the fully collapsed length of the strut will not allow the rings to get any closer to one another than is needed or proscribed. In such cases, the strut attachments allow for even tighter ring to ring distance.

Abstract: In some embodiments, a synthetic (virtual) orthopedic treatment device (e.g. a virtual external fixator representing a physical fixator attachable to a patients anatomic structure) is displayed concurrently in two views (e.g. anterior-posterior and lateral) along corresponding digital medical images (e.g. X-rays), and rotation/translation user input received along one of the images is used to concurrently control both displays of the orthopedic treatment device to reflect the rotation/translation user input.

Abstract: A plurality of three-dimensional fixator graphical representations may include graphical indications of a strut swap range. A plurality of replaced strut graphical representations may change from a first rendering state in a swap start fixator graphical representation to a second rendering state in a swap end fixator graphical representation. A plurality of replacement graphical representations may change from the second rendering state in the swap start fixator graphical representation to the first rendering state in the swap end fixator graphical representation. In some examples, the plurality of replaced strut graphical representations may gradually fade out from a swap start stage to a swap end stage, and the plurality of replacement strut graphical representations may gradually fade in from a swap start stage to a swap end stage. Additionally, a treatment plan including at least one interfamily strut swap may be generated for manipulating a fixator to correct a deformity.

Abstract: The present invention discloses an automatic recognition method for spatial position and pose of parallel external fixator, including the following steps of: installing three markers on each of the two fixation rings of the parallel external fixator; obtaining 3D images of six marker balls after scanning and reconstruction by a common 3D clinical imaging system; recognizing the sphere center coordinates of the six marker balls by sphere fitting algorithm; according to the mounting configuration of the markers on the two fixation rings, establishing coordinate systems of two fixation rings and determining the spatial position and pose of the external fixator; in addition, by obtaining the 3D images of the fracture bone segments with the 3D clinical imaging system and simulating the movement of the fracture deformity correction, the adjustment schedule of the external fixator struts can be achieved.

Abstract: Dynamization tabs and methods of use are provided. Dynamization tabs may be used with an external fixation ring or other fixator device as part of a therapeutic treatment of bone fractures or malformations. The device forms a connection between one or more fixation struts and an external fixation ring so as to introduce controllable amounts of movement or dynamization to the arrangement of the struts and the fixator. By introducing controlled amounts of dynamization, therapeutic benefits can be derived in the enhanced, accelerated bone formation, mineralization and remodeling of the underlying bone. Dynamization tabs may comprise a strut connector, a mechanical biasing or dynamizing device, and a ring connector. Many different forms for introducing controlled amounts of dynamization are disclosed.

Abstract: Disclosed are improved devices, systems and methods for external fixation and/or support of damaged or fractured limbs or other anatomies of a patient.

Abstract: System for connecting a connection device to a bone with a bone pin, wherein the system comprises a connection device provided with an opening for receiving the bone pin, and wherein the system further comprises a locking device arranged to be received in the opening of the connection device and which is arranged to engage the bone pin for locking the bone pin with respect to the connection device, wherein the locking device is movable between a locked position, wherein the bone pin is locked with respect to the connection device, and an unlocked position wherein the bone pin is movable with respect the connection device, wherein the system further comprises a blocking mechanism for at least partially blocking the opening in the connection device upon removal of the bone pin from the opening.

Abstract: The present invention relates to a medical positioning device. In one example, the device comprises comprising a first carriage assembly configured for mounting a first pin, wherein the orientation of the first pin is adjustable by a first spherical joint with three rotational degrees of freedom with an angular range of at least ±10° each, a second carriage assembly configured for mounting a second pin, wherein the orientation of the second pin is adjustable by a second spherical joint with three rotational degrees of freedom with an angular range of at least ±10° each and an extension assembly configured for adjusting a distance between the first pin and the second pin.

Abstract: A freely-connectable three-strut parallel orthopedic external fixator including two fixation rings and three struts, connecting holes are circumferentially and uniformly distributed on the ring surfaces of each fixation ring, each strut is provided with two driving translational pairs, a revolute pair and a spherical pair. Two fixation rings are respectively fixedly connected with the bone segments of the fracture site by using medical metal bone pins; adjusting the driving translational pairs of the six struts can achieve six DoF relative movement of the two fixation rings, thereby achieving fracture reduction. The external fixator of the present invention realizes free connection between the two fixation rings, which facilitates fixator installment; number of struts is less than the existing external fixators.

Abstract: An adjustable length strut includes two joints, a threaded rod extending between the joints, and a tube adapted to receive the threaded rod. An actuation mechanism with gear teeth extending radially outward of the strut axis is rotatably fixed to the threaded rod. A protrusion may be coupled to an end of the threaded rod by a rotatable collar, with the protrusion extending through a slot in the tube to mark the length of the strut. A modular attachment member may be adapted to be couple to the first joint and include a worm gear adapted to engage gear teeth of the actuation mechanism. The modular attachment member may include a radiofrequency identity tag mechanism adapted to be read by a tag reader of a tool, the tool adapted to couple to the attachment member to rotate the worm gear to increase or decrease the effective length of the strut.

Abstract: An strut assembly extends along a strut axis and comprises a strut body, an actuator, and a locking assembly. The strut body includes a rod and a sleeve. The rod is translatable relative to the sleeve along the strut axis. The actuator is linearly engaged with the sleeve such that linear movement of the actuator causes linear movement of the sleeve. The locking assembly includes a lock member configured to transition between a locked position in which the lock member engages both the sleeve and the actuator such that rotation between the sleeve and the actuator is substantially prevented, and an unlocked position in which the lock member is spaced apart from the sleeve such that the actuator is substantially free to rotate about the sleeve.

Abstract: A plurality of three-dimensional fixator graphical representations may include graphical indications of a strut swap range. A plurality of replaced strut graphical representations may change from a first rendering state in a swap start fixator graphical representation to a second rendering state in a swap end fixator graphical representation. A plurality of replacement graphical representations may change from the second rendering state in the swap start fixator graphical representation to the first rendering state in the swap end fixator graphical representation. In some examples, the plurality of replaced strut graphical representations may gradually fade out from a swap start stage to a swap end stage, and the plurality of replacement strut graphical representations may gradually fade in from a swap start stage to a swap end stage. Additionally, a treatment plan including at least one interfamily strut swap may be generated for manipulating a fixator to correct a deformity.

Abstract: An automatic traction device for a lower limb fracture osteosynthesis includes a chassis structure, a lower leg supporting structure and an upper leg supporting structure connected two by two. The automatic traction device further includes a tibia distal position adjusting device, for adjusting a position and an angle of a distal end of a tibia, on the lower leg supporting structure and close to the first end portion of the lower leg supporting structure; and a tibia proximal position adjusting device, for adjusting a position and an angle of a proximal end of a tibia, on the lower leg supporting structure and close to the second end portion of the lower leg supporting structure.

Abstract: A surgical robot includes a fixed frame and a moving frame, each having an open space in a center region and may be formed as a partially open ring. The robot also includes three leg structures connecting the fixed frame and the moving frame, and enabling the moving frame to move relative to the fixed frame. The robot also includes a stabilizer for holding an anatomical structure in the open space of each frame. Each leg structure may include a linear component coupled to the moving frame, a rotary component mounted to the fixed frame, and a connector connecting between the two. Each of the linear component and the rotary component may have a rotary actuator that can be controlled by a computer. The robot may be controllable by a computer to assist a reduction procedure of long bone fractures or pelvis surgery.

Abstract: Length-adjustable strut assemblies for external fixation systems, and corresponding external fixation systems, are disclosed. The strut assemblies include an elongate first and second end members, an elongate intermediate member, and first and second adjustment mechanisms. The intermediate member comprises a threaded rod fixedly coupled within an axial cavity thereof, and is rotatably fixed and axially translatably within an axial cavity of the first end member. An end portion of the second end member is received within the axial cavity of the intermediate member, and the second end member comprises an axial cavity threadably coupled with the threaded rod. The first adjustment mechanism is configured to selectively axially fix the intermediate member relative to the first end member. The second adjustment mechanism is configured to selectively rotate the second end member with respect to the threaded rod to axially translate the second end member relative to the intermediate member.

Abstract: Provided is an apparatus and component parts of a system for the external fixation of bones. The component parts include fixation plates such as a J-shaped Plate and an I-shaped Plate. Two or more fixation plates are configured along an axis, the two or more fixation plates; a plurality of telescoping adjustable struts that connect a first fixation plate along the axis with a second fixation plate of the plurality of fixation plates along the axis, wherein the first and second fixation plates are adjacent plates along the axis; and a plurality of posts, each post connecting two adjacent fixation plates of the plurality of fixation plates along the axis.

Abstract: A fracture reduction method and a parallel external fixator for fracture reduction for realizing the method, the fracture reduction method being used for existing six-chain ring-shaped parallel external fixators in minimally invasive fracture reduction or osteotomy of limbs. The parallel external fixator comprises two fixation rings, six struts and six markers, the fixation rings are arranged with a plurality of connecting holes, the struts are arranged with a spherical hinge, a driving joint (1302), a quick-mounting component and a universal hinge, the markers comprise marker balls and a pin shaft. The parallel external fixator can improve the treatment accuracy, reliability and operation convenience.

Abstract: An apparatus and method for external anteversion correction of an intact bone may include a first arcuate segment, a second arcuate segment rotatably coupled to the first arcuate segment, a first pin extending from the first arcuate segment to a proximal segment of the intact bone, a second pin extending from the second arcuate segment to a distal segment of the intact bone, and a control mechanism attached to the first and second arcuate segments. The control mechanism may rotate the first arcuate segment relative to the second arcuate segment to exert torsional force on the intact bone between the proximal and distal segments of the intact bone, thereby externally reducing anteversion of the intact bone.

Abstract: A device includes a plurality of rings. Each ring has a first face, a second face, and at least one slot defined by first and second interior edges of the ring on opposing sides of the slot. The at least one slot penetrates from the first face to the second face. The first face of each ring has a first recess adjacent the slot on the first edge and a second recess adjacent the slot on the second edge. A plurality of posts join each one of the plurality of rings to an adjacent one of the plurality of rings.

Abstract: Retractor assemblies and methods of using them to retract tissue. A retractor assembly as described herein may include first and second arms pivotally coupled and each arm formed of a plurality of stacked and separated plates, spaced to define a gap therebeween, providing strength while affording a reduction in weight of the retractor assembly. The retractor assembly may also include a ratcheting locking mechanism.

Abstract: An electrical connector includes a compression device defining an aperture and is configured to receive a first portion of a base row of wires and a first portion of a core of an electrical conductor within the aperture. An outer tube defines a central through hole and is configured to receive the compression device within the central through hole. A first end of the outer tube is configured to be compressed around the first end of the compression device, and a first portion of the core of the associated electrical conductor to create a compressed assembly. The compressed assembly is contiguous with a second portion of the base row of wires and a second portion of the core of the associated electrical conductor.

Abstract: Disclosed herein are external fixation frames for correcting bone deformities. The external fixation frames include a top fixation ring and a bottom fixation ring coupled to one another by at least two struts. A half ring is coupled to bottom fixation ring. The bottom fixation ring is u-shaped. One or more rocker members may be coupled to the bottom fixation ring. The half ring may be hingedly coupled to the bottom fixation ring such that it can rotate with respect to the bottom fixation ring from a first position to a second position.

Abstract: A static fixation strut for constructing external orthopedic fixation constructs has a ball joint component, a piston component axially adjustably coupled to the ball joint component, and a swivel component coupled to the piston component opposite the ball joint component, the ball joint component for attachment to a first fixation ring, the swivel component for attachment to a second fixation ring, and the piston component for adjusting the overall length of the static fixation strut. The ball joint component provides a multi-axial adjustable connection to the first fixation ring, the piston component provides adjustability in axial length between the ball joint component and the swivel component via first and second cylinders, and the swivel component provides a rotationally adjustable connection to the second fixation ring. A C-clamp is disposed about the first and second cylinders to fix their axial movement and length.

Abstract: Pair of dynamic external fixation devices (100) for the reduction of fractures of bone fragments, said devices (100) being arranged on either side of a first bone portion traversed by a first pin (10) in a proximal position and a second bone portion traversed by a second pin (11) in distal position, while each of the dynamic external fixation devices (100) includes a first body (1) having a longitudinal axis profile (X, X?), having a proximal bore (5) passing through an axis (Y, Y?) in combination with the first pin (10), said first body (1) being embedded in a first coil spring (8), while said first spring (8) is nested in a second coil spring (12), mounted in conjunction with a second body mounted in conjunction on said first body (1), while the second body is mounted in conjunction with the second pin (11).

Abstract: The present application provides external bone fixation systems. The systems include one or more pairs of bone fixation platforms in the form of rings or partial rings. The platforms may be coupled to corresponding bone segments. The pair of platforms are configured to accept a plurality of struts extending therebetween. The struts are configured to attach to the platforms via joints that provide three degrees of rotation. The struts are also configured such that their longitudinal length extending between the joints/platforms can be incrementally adjusted while attached to the platforms. The struts are further configured such that their total range of length adjustment can be increased by coupling at least one add-on component to the struts in situ. The lengths of each of the plurality of struts may be adjusted to arrange the platforms, and thereby the bone segment coupled thereto, in particular relative positions and orientations.

Abstract: A fixation apparatus may be attached to first and second anatomical structure segments. Images of the fixation apparatus and the attached anatomical structure segments may then be captured. In some examples, the images need not necessarily be orthogonal with respect to one another. Configuration information associated with the fixation apparatus may then be received. Additionally, first image information may be received, for example including indications of one or more locations, within the images, of at least part of one or more elements of the fixation apparatus. Additionally, second image information may be received, for example including indications of one or more locations, within the images, of at least part of the first and the second anatomical structure segments. Manipulations to the fixation apparatus for correction of the anatomical structure deformity may then be determined, and indications of the determined manipulations may then be provided to one or more users.

Abstract: An external bone fixator apparatus for use in orthopedic surgery and treatments is disclosed herein. The present application relates generally to orthopedics. More specifically, the present application relates to apparatus and methods for the repair of fractures or deformities in long bones. Devices of the disclosed system enable fixation of bone fractures during reduction and other orthopedic procedures. These fixation devices may include an adjustable fixation frame having external fixation elements adapted to position Kirschner wires (K-wires) engaging the bone segments of the fracture.

Abstract: Provided are a telescoping, adjustable orthopedic strut for use in conjunction with an external bone fixation (EBF) device and an EBF device that employs the strut. The strut includes swivel hinges at each end, wherein each swivel hinge is lockable in any position within a one hundred eighty degree (180°) plane and has a three hundred sixty degree (360°) angle of rotation with respect to an orthopedic plate of the EBF device; an outer sleeve; an inner sleeve configured to slide within the outer sleeve; wherein the inner sleeve and outer sleeve may be positioned and fixed with respect to each other to provide an acute adjustment of the length of the strut; a leadscrew threaded into the inner sleeve, wherein the lead screw can be either rotated or fixed in position to provide a fine adjustment of the length of the strut.

Abstract: A connecting rod for an external fixation device may include a telescopic housing having an axial bore, an inner sleeve slidably disposed within the axial bore of the telescopic housing, a fastener operable to releasably couple the inner sleeve and the telescopic housing, an elongated member coupled to the inner sleeve, and two joints. One joint may be coupled to a proximal end of the telescopic housing, and include a rotatable member and a connecting member coupled to the rotatable member, such that the connecting member is operable to receive a connecting element from an external fixation ring. The other joint may be coupled to a distal end of the elongated member, and include a rotatable member and a connecting member coupled to the rotatable member. Each joint may also include a rotatable member housing with one or more sidewall grooves that limit rotation of the respective rotatable members.

Abstract: A clamping device for positioning longitudinal fixation elements includes (a) a first clamp having a substantially S-shape and including three clamping arms defining first and second clamp openings for receiving longitudinal fixation elements therein, the first and second clamping openings extending along channel axes corresponding to longitudinal axes of the longitudinal fixation elements to be received therein and being open to an exterior of the clamp body via insertion slots through which the longitudinal bone fixation elements are insertable into the first and second clamp openings laterally relative to the channel axes; (b) a second clamp including first and second clamping arms defining a third clamp opening therebetween for receiving a longitudinal fixation element; (c) a first borehole extending through the three arms of the first clamp and the first and second arms of the second clamp along a first axis; (d) a shaft extending through the first borehole; and (e) a locking member engagable with the sh

Abstract: Walking skates system removably coupled underneath a bottom half-ring of an external ring fixation system comprising a pair of skates, each skate of the pair of skates having a curved bottom profile from which a protruding connection body provided with at least one slot projects, the system further comprising a connecting member having a first end configured to be connected to an opening in the bottom half-ring of the external ring fixation system and a second end provided with a hole for connection to the slot in the connection body of the skate.

Abstract: Provided are a telescoping, adjustable orthopedic strut for use in conjunction with an external bone fixation (EBF) device and an EBF device that employs the strut. The strut includes swivel hinges at each end, wherein each swivel hinge is lockable in any position within a one hundred eighty degree (180°) plane and has a three hundred sixty degree (360°) angle of rotation with respect to an orthopedic plate of the EBF device; an outer sleeve; an inner sleeve configured to slide within the outer sleeve; wherein the inner sleeve and outer sleeve may be positioned and fixed with respect to each other to provide an acute adjustment of the length of the strut; a leadscrew threaded into the inner sleeve, wherein the lead screw can be either rotated or fixed in position; and one or more clamping mechanisms for attaching a EBF element to the strut.

Abstract: A device includes a plurality of rings. Each ring has a first face, a second face, and at least one slot defined by first and second interior edges of the ring on opposing sides of the slot. The at least one slot penetrates from the first face to the second face. The first face of each ring has a first recess adjacent the slot on the first edge and a second recess adjacent the slot on the second edge. A plurality of posts join each one of the plurality of rings to an adjacent one of the plurality of rings.

Abstract: The present application discloses embodiments related to an external bone fixation device configured to correct bone deformities or repair bone injuries. The device can include a plurality of bases configured to be attached to portions of a bone and a plurality of struts configured to be adjustable in length to change the position and orientation of the plurality of bases and the attached bone portions.

Abstract: Provided is an apparatus and component parts of a system for the external fixation of bones. The component parts include fixation plates such as a C Plate, a N Plate, a J Plate, an I Plate and a K Plate. Two or more fixation plates are configured along an axis, the two or more fixation plates selected from a list, the list comprising a plurality of C Plates; a plurality of N Plates; a plurality of J Plates; and a plurality of I Plates; a plurality of telescoping adjustable struts that connect a first fixation plate along the axis with a second fixation plate of the plurality of fixation plates along the axis, wherein the first and second fixation plates are adjacent plates along the axis; and a plurality of posts, each post connecting two adjacent fixation plates of the plurality of fixation plates along the axis.

Abstract: A three-dimensional repositor for claviclar fracture includes two supporting rods, which independently comprise a straight part and a curved part separately, and are rotatably connected each other through a rotation shaft at the two ends of the curved parts; the two supporting rods are each provided with opposite locating holes correspondingly and perpendicularly downwards, which have a diameter matching with a diameter of either a locating screw or a Kirschner wire; and at least one first reduction device, each of which includes two pillars perpendicular to the straight part of the two supporting rods respectively; and a cross bar moveably disposed on top ends of the two pillars at both ends respectively, and comprising a plurality of reduction holes having a diameter matching with a diameter of the Kirschner wire.