118 results about "Orthopedic Procedures" patented technology

A surgical planning system for use in surgical procedures to repair an anatomy of interest includes a preplanning system to generate a virtual surgical plan and a mixed reality system that includes a visualization device wearable by a user to view the virtual surgical plan projected in a real environment. The virtual surgical plan includes a 3D virtual model of the anatomy of interest. When wearing the visualization device, the user can align the 3D virtual model with the real anatomy of interest, thereby achieving a registration between details of the virtual surgical plan and the real anatomy of interest. The registration enables a surgeon to implement the virtual surgical plan on the real anatomy of interest without the use of tracking markers.

Systems and methods for joint replacement are provided. The systems and methods include a surgical orientation device, a reference sensor device, and at least one orthopedic fixture. The surgical orientation device, reference sensor device, and orthopedic fixtures can be used to locate the orientation of an axis in the body, to adjust an orientation of a cutting plane or planes along a bony surface, or otherwise to assist in an orthopedic procedure(s).

The invention relates to the technical field of medical clinical auxiliary diagnosis, in particular to an orthopedic postoperative complication early detection and early warning system based on data analysis, which comprises a multi-modal sign synchronous acquisition module, a sign dynamic difference quantification module, a complication feature association module, a grading early warning decision module and a dissection calibration visualization module. Wherein the multi-modal sign synchronous acquisition module is used for acquiring postoperative data of a patient; calculating a difference quantization parameter; the complication characteristic association module is used for identifying associated risk characteristics of the osteofascia ventricular syndrome, the deep venous thrombosis and the fat embolism; and the grading early warning decision module is used for generating a three-level early warning instruction based on the associated risk characteristics. According to the system and the method, through a multi-modal sign synchronous acquisition, difference quantification and grading early warning linkage mechanism, accurate recognition, risk grade division and visual intervention guidance of postoperative complications are realized, and the continuity of postoperative monitoring and the timeliness of early warning are improved.

Systems and methods for joint replacement are provided. The systems and methods include a surgical orientation device, a reference sensor device, and at least one orthopedic fixture. The surgical orientation device, reference sensor device, and orthopedic fixtures can be used to locate the orientation of an axis in the body, to adjust an orientation of a cutting plane or planes along a bony surface, or otherwise to assist in an orthopedic procedure(s).

Systems and methods for joint replacement are provided. The systems and methods include a surgical orientation device and at least one orthopedic fixture. The surgical orientation device and orthopedic fixtures can be used to locate the orientation of an axis in the body, to adjust an orientation of a cutting plane or planes along a bony surface, to distract a joint, or to otherwise assist in an orthopedic procedure or procedures.

The invention provides a preoperative planning method, device and equipment for ankle joint replacement and a computer readable storage medium. The preoperative planning method for ankle joint replacement is applied to an orthopedic surgery robot system, and the preoperative planning method for ankle joint replacement comprises the following steps: acquiring an ankle joint CT image of a patient; carrying out segmentation and three-dimensional reconstruction on the CT image of the ankle joint to obtain an ankle joint three-dimensional model; on the basis of the three-dimensional model of the ankle joint, key parameters of the ankle joint are determined, and an ankle joint prosthesis model is determined on the basis of the key parameters of the ankle joint; determining a preoperative planning method for ankle joint replacement based on the ankle joint key parameters and the ankle joint prosthesis model; wherein the preoperative planning scheme comprises a placement position and a placement angle of the ankle joint prosthesis model.

The invention discloses a set instrument for acetabulum tenon-and-mortise structural bone grafting and application, relates to the field of orthopedic surgical instruments, adopts a cylindrical ring file, a wedge-shaped angle file, a hollow trephine and a wedge-shaped osteotomy guide plate as the set instrument for acetabulum tenon-and-mortise structural bone grafting, and introduces a tenon-and-mortise structure mechanical embedding principle of Chinese traditional woodworking science into the field of acetabulum reconstruction. According to the acetabular cup prosthesis, a mortise and tenon structural bone grafting of an autologous femoral head is adopted, a Mortia and Tenon Bone Grafting technology (Mortia and Tenon Bone Grafting, MTBG) is innovatively put forward, an acetabular bone groove and a bone grafting block which are matched are prepared in a standardized mode, acetabular defects are embedded and filled through the accurately matched bone block, and the coverage rate and initial stability of the acetabular cup prosthesis are remarkably increased, and the bone fusion prospect of the acetabular cup prosthesis is remarkably improved; the hip joint function of the patient is obviously improved, pain is relieved, the walking ability is improved, and the life quality is improved; the invention provides a reliable and efficient new structural bone grafting technology, and the safety and long-term effect of DDH acetabulum reconstruction can be improved.

A device for use in orthopedic procedures involving the alignment and fixation of bone. The device includes a body having a bone facing surface, an opposing surface, a lateral surface being disposed between the bone facing surface and the opposing surface and a longitudinal axis extending through the bone facing surface and the opposing surface. The body defines a pin hole extending through the body from the bone facing surface to the opposing surface, a bone fastener hole extending through the body from the bone facing surface to the opposing surface, a tool hole extending at least partially through the body and an alignment index for positioning the body relative to bone.

A navigation system is used to provide the real-time position of a patient's anatomy during the procedure. An innovative suture anchor is used to temporarily affix a navigation marker to a patient's anatomy for an orthopedic procedure. The suture anchor includes a first suture having a hollow passageway connecting a knot end and a leash end, a second suture having a hollow passageway connecting a knot end and a leash end, and a third suture having two leash ends and passing through the hollow passageways of the first and second sutures and interconnecting the knot ends thereof. When the two leash ends of the third suture is pulled it causes the knot ends of the first and second sutures to interlock and expand into an enlarged knot, and the enlarge knot is adapted to engage a small diameter superficial hole in a patient's bone.

An apparatus and method for inserting a femoral broach or femoral stem or acetabular cup into a bone. The apparatus includes at least one closed loop insertion mechanism to provide impacts on the associated handles of the broach, stem, or the acetabular cup; at least one sensor to sense a series of impacts, including impact angle, and to provide real-time feedback of the alignment and / or condition of the bone; and a processor operably connected to the at least one sensor. The processor includes an algorithm that receives the real-time feedback to control the force, frequency, and alignment of the impacts by the at least one closed loop insertion mechanism.

To provide a tracker apparatus that causes little invasion to a patient, has excellent safety, can be firmly fixed to a pelvis of the patient, can be easily removed after a surgical operation, and causes little invasion remaining in skin or bone after removal.SOLUTION: A tracker apparatus constituting a navigation system used when performing an orthopedic surgical operation comprises: a tracker unit (110) having optical markers (111) to (114); and a fixing member (120) for fixing the tracker unit (110) to a pelvis of a patient, wherein the fixing member (120) includes a helical coil having a pointed end portion (121).SELECTED DRAWING: Figure 1A

An insert for use during orthopedic surgery configured for positioning in or on a boot configured to stabilize a foot of the patient during orthopedic surgery. The insert is sterile and includes a heel region, a toe region and an arch support positioned between the toe and heel region, the arch support configured to support an arch of the foot of the patient during stabilization of the foot during orthopedic surgery thereby preventing collapse of the arch during securement of the foot in the boot.

A dual predrilling module for drilling a fixation hole and a repair tunnel in a bone is provided. The dual predrilling module includes a body comprising a bone interface side comprising a bone contacting surface engageable with a surface of the bone or a fixation plate engaging side removably engageable with a fixation plate, and an operative side opposite the bone interface side or the fixation plate engaging side. The dual predrilling module further includes an osteotomy drill guide to create a fixation hole according to a fixation hole pathway, and a repair drill guide extending outwardly to create a repair tunnel according to a repair tunnel pathway, the repair tunnel pathway being determined to intersect a predetermined cutting plane intended to create an osteotomy and to extend across the bone to open to an articular surface of bone, without intersecting the fixation hole pathway.

An orthopedic surgical guide for a surgical operation to fuse two bone fragments, wherein the guide includes:—a frame configured to be removably attached to at least one of the two bone fragments,—a cutting window

A device for use in orthopedic procedures involving the alignment and fixation of bone. The device includes a body having a bone facing surface, an opposing surface, a lateral surface being disposed between the bone facing surface and the opposing surface and a longitudinal axis extending through the bone facing surface and the opposing surface. The body defines a pin hole extending through the body from the bone facing surface to the opposing surface, a bone fastener hole extending through the body from the bone facing surface to the opposing surface, a tool hole extending at least partially through the body and an alignment index for positioning the body relative to bone.

To provide a device, a system, and a method for a preoperative plan and an intraoperative guidance for orthopedic surgery of a fractured joint suffering bone fragmentation.SOLUTION: A surgery system can be configured to acquire image data of a joint including at least a portion of humerus, segment the image data to determine a shape of a diaphysis of the humerus, determine a shape of the humerus before it becomes the estimated pathosis on the basis of the determined shape of the diaphysis, identify one or more bone chips in the image data on the basis of the estimated shape of the humerus, and generate an output on the basis of the bone chips identified in the image data.SELECTED DRAWING: Figure 35

The utility model provides a novel draw hook which comprises a draw hook body, the draw hook body comprises a long-arm draw hook, a short-arm draw hook and a shoulder connecting body, and the long-arm draw hook and the short-arm draw hook are connected in an L shape through the shoulder connecting body; the shoulder connecting body is provided with at least one group of kirschner wire positioning holes, and the extending direction of the kirschner wire positioning holes is parallel to the length direction of the short-arm drag hook. Or / and the extending direction of the kirschner wire positioning holes is parallel to the length direction of the short-arm drag hook, and the extending direction of all the kirschner wire positioning holes is located on the outer side of the body; through the double-end design of the retractor body, the long-arm retractor or the short-arm retractor can be selected according to the quantity of soft tissues; the Kirschner wire positioning hole is formed in the shoulder connecting body of the drag hook body, and during an orthopedic operation, after the drag hook is dragged to a preset position, a Kirschner wire is driven into the Kirschner wire positioning hole to fix the drag hook body on a bone substance, so that an operation assistant can be liberated, meanwhile, the number of operation instruments is reduced, and the operation is conveniently carried out.

The invention discloses a kirschner wire sleeve device for muscle layer expansion, which relates to the technical field of orthopedic surgery and comprises a kirschner wire, an expansion sleeve, a protective layer and a traction rod. The expansion sleeve is composed of a support and an expansion layer, a guide ring is arranged in the middle of the support, symmetrical connecting frames are arranged on the outer side of the guide ring, the expansion layer is sleeved outside the guide ring, and one end close to a skeleton is of an involute pipeline structure. After the Kirschner wire fixes the bone, the guide ring slides towards the bone along the Kirschner wire, the involute pipeline structure of the expansion layer enters the space between the Kirschner wire and the muscle layer, and the muscle layer is pushed away outwards to form an operation space. The protective layer can reduce direct friction between the muscle layer and the expansion layer, and the lubricant arranged in the protective layer can assist operation; the traction rod can stably control the expansion layer to be opened. The device is made of a biocompatible material and is provided with a buffer structure, the operation space can be flexibly adjusted, the operation safety, adaptability and efficiency are effectively improved, and the use pain point of a traditional kirschner wire sleeve device is solved.

A navigation system is used to provide the real-time position of a patient's anatomy during the procedure. An innovative suture anchor is used to temporarily affix a navigation marker to a patient's anatomy for an orthopedic procedure. The suture anchor includes a first suture having a hollow passageway connecting a knot end and a leash end, a second suture having a hollow passageway connecting a knot end and a leash end, and a third suture having two leash ends and passing through the hollow passageways of the first and second sutures and interconnecting the knot ends thereof. When the two leash ends of the third suture is pulled it causes the knot ends of the first and second sutures to interlock and expand into an enlarged knot, and the enlarge knot is adapted to engage a small diameter superficial hole in a patient's bone.

The utility model belongs to the field of medical instruments suitable for orthopedic surgery, and particularly relates to a periosteum distraction device for a skull, which comprises a strip-shaped distraction plate bent in an arc shape, a sleeve and a distraction nail provided with external threads, one end of the distraction plate is provided with a combination hole penetrating through the upper surface and the lower surface, and the combination hole is composed of a groove and a threaded hole; a boss matched with the groove in an inserted mode is arranged on the end face of one end of the sleeve, and the sleeve is inserted into the groove in the convex face direction of the stretching plate. The distraction nail penetrates through the sleeve and then is in threaded connection with the distraction plate, the nail tail of the distraction nail extends to the outside of the sleeve, and the nail head of the distraction nail extends to the concave face side of the distraction plate and is configured to make contact with the bone surface. According to the distraction device, the distraction plate can be driven to rotate integrally by rotating the sleeve through the inserting and matching structure of the groove and the sleeve, flexible adjustment of the position of the distraction plate is achieved, periosteum can be stimulated in a targeted mode, and therefore regeneration of subperiosteal blood vessels can be promoted.

The unibody orthopedic instrument includes an elongated handle, a latching interface outwardly extending relative to the elongated handle and selectively couplable to an orthopedic component, and a hand accessible spring-biased lever arm operable with a hinge coupled to the elongated handle about a pivot. The hinge normally positions the latching interface in a first latched position for locking engagement with the orthopedic component and is otherwise operable by the spring-biased lever arm about the pivot to reposition the latching interface from the normally latched position to an unlatched position for disengagement from the orthopedic component.

The invention relates to the technical field of angle-adjustable operative patient body position fixing devices, in particular to an angle-adjustable operative patient body position fixing device which comprises a bearing supporting plate, and the bearing supporting plate is provided with a connecting mechanism. A longitudinal sliding sleeve in the adjusting assembly can flexibly adjust the height of a sliding rod through a first limiting rod, and a transverse sliding rod at the top of the sliding rod can achieve transverse position adjustment through a second limiting rod. Hinge seats in the limiting assemblies enable the semicircular clamping and protecting plates to rotate around the limiting assemblies, and the distance between the semicircular clamping and protecting plates can be adjusted through fastening bolts. The series of flexible adjusting modes can meet the requirements of different operation types on the diversified body positions of the patient; the device can easily meet the requirements for accurate adjustment of the limb angle of a patient in an orthopedic surgery and the requirement for the inclination degree of the body of the patient in an abdominal surgery, the optimal surgical field is provided for a doctor, and the surgery is assisted to be smoothly carried out.

The invention discloses a bone power suite for orthopedic surgery, which comprises a power main body and a functional head, the functional head comprises one or more of a swing saw assembly, a single condyle reciprocating saw assembly, a sternum reciprocating saw assembly and a bone drill assembly, and the functional head can be detachably butted on the power main body through a plug-in mounting mechanism. According to the bone power kit for the orthopedic surgery, one power main body can be matched with a plurality of functional heads through the inserting mechanism, so that the use cost of the orthopedic surgery can be greatly reduced; in addition, the swing saw assembly is simple in structure, few in part number and easy to assemble, the assembling time of the swing saw assembly can be greatly shortened, and therefore the manufacturing cost of the swing saw assembly can be greatly reduced.

A multi-diameter fixation pin, such as a K-wire can be used during an orthopedic procedure. The multi-diameter fixation pin may include a leading diameter sized for the specific orthopedic procedure being undertaken and / or the size of the bone into which the fixation pin is being inserted. The multi-diameter fixation pin may include a trailing diameter different than the leading diameter. The trailing diameter may be sized for use with a specific sized powered driver. For example, in orthopedic procedures that involve inserting larger diameter pins and smaller diameter pins into bone(s), all pins used in the procedure may have a trailing diameter (e.g., the larger diameter or the smaller diameter) that allows the pins to be inserted with the same powered driver (e.g., the same attachment head) without needing different sized drivers or attachment heads for different sized pins.

To provide an instrument for bone surgery that enables prepared hole formation work by a drill or the like while maintaining a state of constantly compressing and sandwiching a bone with a sufficient force, enables fixation of a tibial tuberosity part by using both a washer and a screw without releasing the compressing and sandwiching the bone, and thereby, enables accurate and rapid bone surgery.SOLUTION: A slide bar 1 includes a reception part 5 that can abut on one side surface of a bone W. A mobile device 2 movable along a longitudinal direction of the slide bar 1 is provided. The mobile device 2 includes: a holder part 7 through which a rod-shaped member 19 passes; and a compression part 8 that abuts on the other side surface of the bone W.SELECTED DRAWING: Figure 1

1. The name of the design product: orthopedic drill. 2. The use of the design product: for orthopedic surgery. 3. The design features of the design product: in the shape of the product. 4. The picture or photo that best shows the design features: perspective view 1.

The present invention provides a bone graft composite material and a manufacturing method therefor. The bone graft composite material is applied to wound repair of a user in orthopedic surgery and dental surgery, and is used to promote wound healing of the user, induce growth of an autologous bone cell of the user, and induce fusion of a transplanted bone of the user with the autologous bone cell. The bone graft composite material comprises a high molecular polymer, bone powder, and exosomes. Compared with the prior art, the bone graft composite material provided by the present invention has better osteoinductivity and compatibility, and can stably release biological factors, thereby promoting the repair and regeneration of bone.

The present application belongs to the field of orthopedic surgical instruments, and particularly relates to a side-rear linkage spinal minimally invasive puncture guiding system. The guiding system has a fixed end and a guiding end, and an arc-shaped guide rail structure is used to connect the fixed end and the guiding end. A sliding arm at the fixed end is perpendicular to a tangent of the arc-shaped guide rail, and a guiding sleeve is arranged at the guiding end and is also perpendicular to the tangent of the arc-shaped guide rail. In this way, during the sliding of the arc-shaped guide rail, the directions of the fixed end and the guiding end will continuously point to the center of the circle. Therefore, when a puncture direction is known, the fixed end is connected to the known puncture direction, and the guiding end can maintain real-time guiding to the target center of the circle. The use of the guiding system for assisting surgery can reduce the puncture difficulty and frequency.

A surgical bone drill for drilling into bones. The surgical bone drill includes a housing, a drill bit that includes a bit proximal portion that is mounted within the housing, and a bit distal portion that extends distally from the housing and includes a cutting tip. The surgical bone drill includes a depth limiter that has a distal end positioned adjacent the bit distal portion. A location of the depth limiter is adjustable with respect to the housing to select an exposed length of the bit distal portion that is exposed beyond the depth limiter, thereby limiting a depth that the drill bit can drill into the bone. The surgical bone drill includes a drive mechanism disposed within the housing and operably connected with the bit proximal portion of the drill bit to rotate the drill bit to cause the drill to drill into the bone.