17 results about "Coracoid process" patented technology

The present invention relates to the technical field of joint dislocation reduction, and discloses a joint dislocation reduction device, including a locator main body, a locator arm, a guiding and pressing rod, a fixing bolt and a rivet driver. The movement path of the locator arm on the locator main body is arc-shaped, which facilitates the position movement of the locator arm on the locator main body, thereby changing the included angle between the locator arm and the locator main body, facilitating real-time adjustment according to the actual angle between the coracoid process and the clavicle, enhancing adaptability. The locator arm is locked by using the fixing bolt, which can be fixed and limited after the position of the locator arm is adjusted, improving the installation fastening degree and preventing displacement or even detachment. With the use of the guiding and pressing rod, the guiding and pressing rod can be operated more conveniently, improving the operation accuracy, and facilitating the compression reduction treatment of the clavicle through the cooperation with the locator arm.

A joint dislocation reduction device includes an elongated flexible ribbon-like band extending along a central axis from a proximal end to a tapered distal end. A distal end coupling element is disposed at the distal end. A proximal end coupling element is disposed at the proximal end. A cord extends from the tapered distal end to a needle. In a form, the band includes a flexible metallic ribbon disposed within a surrounding flexible, insulating coating element, wherein the band includes one or more resilient shape-memory regions between the proximal and distal ends. With the band under applied axial tension, the proximal end and distal end coupling elements are adapted to form a coupling assembly coupling the proximal and distal ends, forming a closed loop around a clavicle and a coracoid process with a single 180° twist, whereby the band rests flush against the clavicle and the coracoid process.

The invention discloses a release device for a rotator cuff gap. The release device comprises an elastic arm binding belt, a wearable fixing device, a hard outward traction arm, a backward traction strip, a lateral traction strip and a hard inward fixing arm, wherein the hard outward traction arm is fixedly arranged on the wearable fixing device, the backward traction strip and the lateral traction strip are fixedly arranged on the hard outward traction arm, and the hard inward fixing arm is movably connected to the wearable fixing device. The invention further provides a method for releasing the rotator cuff gap. The method adopts the device for releasing the rotator cuff gap. According to the humerus internal distal end fixing device, the humerus internal distal end can be fixed, the humerus head can be transversely and outwards pulled, then the rotator cuff gap can be automatically released, and then auxiliary treatment of collision between the coracoid and the humerus head after the rotator cuff gap is narrowed is facilitated.

The utility model belongs to the technical field of articular ligament repair, and particularly relates to a positioning guide device for acromioclavicular joint reduction ligament repair, which comprises a double-tooth clamp device and a guide sleeve, the double-tooth clamp device comprises a first clamp and a second clamp, the tails of the first clamp and the second clamp are provided with latches, and the guide sleeve is sleeved on the first clamp and the second clamp. The first clamp head is provided with upper teeth, the upper teeth are fixedly connected with a double-rail arc-shaped sliding rod, the second clamp head is provided with lower teeth, the lower teeth are fixedly connected with a concave arc column, the joint of the concave arc column and the lower teeth is provided with positioning teeth, the far end of the concave arc column is provided with a positioning bent column, and the guide sleeve comprises an outer guide cylinder. The acromioclavicular joint restoration device is convenient for the proceeding of an acromioclavicular joint restoration operation, not only can the acromioclavicular joint be pressurized and restored through the double-tooth clamp device, but also the acromioclavicular joint restoration device can be installed in a guiding manner, and the damage caused by too deep drilling of a kirschner wire or a hollow drill bit to subclavian nerve blood vessels at the lower edge of a coracoid process is effectively avoided.

The invention relates to the technical field of medical instruments, in particular to a full-suture acromioclavicular joint fixing system. A full-suture acromioclavicular joint fixing system comprises a fixing loop, a fixing rope and a traction rope. The fixing loop is of a woven structure, and the first end of the fixing rope is fixed to the fixing rope after penetrating and winding from the radial interior of the fixing loop. A traction ring is arranged on the traction rope, part of the traction rope penetrates through the fixing loop to extend out of the fixing loop, and the traction ring can be connected with the second end of the fixing rope; the fixing loop and the fixing rope are located on the two sides of the bone tunnel, the fixing loop is used for being clamped outside the bone tunnel, the part of the fixing rope is used for winding the coracoid, and the part, stretching out of the fixing loop, of the traction rope is pulled to drive the second end of the fixing rope to penetrate through the fixing loop so that the part of the fixing rope can be bundled to the coracoid. According to the full-suture acromioclavicular joint fixing system, drilling in the coracoid process can be avoided, bone loss is reduced, the fixing loop can be extruded to shrink and be better attached to the clavicle, the upheaval phenomenon is avoided, and therefore the foreign body sensation of a patient can be reduced.

Provided is a surgical instrument that easily enables approximation of the coracoid process to the neck of the scapula. The surgical instrument (1) of the present invention includes a handle (2) extending in a first direction and a beveled portion (3) extending from the front end of the handle (2) in a second direction. The second direction in which the beveled portion (3) extends is inclined at an angle α of 95° or more and 115° or less with respect to the first direction in which the handle (2) extends, and a notch (10) for a screw to pass through is formed in the outer edge of the beveled portion (3).

Provided is a surgical instrument that can easily bring the coracoid process into proximity with the scapular neck. A surgical instrument 1 of the present invention includes a shaft 2 extending in the first direction, and an inclined part 3 extending from the tip of the shaft 2 in the second direction. The second direction, in which the inclined part 3 extends, is inclined at an angle of α in a range of 95° or more and 115° or less to the first direction, in which the shaft 2 extends, and the inclined part 3 includes on the outer edge thereof a notch 10 through which a screw is passed.

The application discloses a shoulder lock joint dislocation minimally invasive reduction threading kit in the technical field of fracture threading reduction, which comprises a hooking wire clamp, a ring rotating hook rod, a threading clamp and a clavicle clamp. The hooking wire clamp is in a scissor-shaped structure capable of being opened and closed and is formed by connecting two straight rods through a rotating shaft. The two straight rods of the hooking wire clamp are both provided with holding handles at rear ends. The front end of one straight rod of the hooking wire clamp is rotatably connected with the ring rotating hook rod. The front end of the other straight rod of the hooking wire clamp is provided with the threading clamp. After the coracoid process of the scapula and the clavicle are positioned, the threading clamp can be used to stably penetrate along a rotating path into the bone to be positioned, so that the bone to be reduced can be precisely and quickly threaded. Because the holding is convenient and the stress is stable, the muscle and ligament are not easily disturbed, so that the device can conveniently and stably position the bone to be positioned and thread and wind.

The utility model discloses a hook-shaped fixing steel plate for ulna coracoid process fracture. The device comprises a main plate, a protruding attaching part and a hook part which are integrally arranged and are integrally in a hook shape. The hook part is matched with the upper surface of the ulna coracoid process in shape, and the outer edge of the hook part is in a blade shape; the protuberance fitting part is matched with the anatomical form of the coronal process lateral column, and the main plate is matched with the anatomical form of the lower end part of the coronal process lateral column; a plurality of screw holes are formed in the protruding attaching part and the main plate. The fixing effect on small fracture blocks is optimized, the postoperative effect is guaranteed, and the living quality of a patient is improved.

Shoulder tape (1) is affixed to the upper body of a user (H) in a range including a shoulder, and the shoulder tape (1) comprises a base section (2), front tape (3), rear tape (4) and an anchor section (5). The base section (2) is attached to the upper body so as to cover the humeral head from the front. The front tape (3) is connected to the base section (2) and extends towards the coracoid process. The rear tape (4) is connected to the base section (2) and extends along the acromial process toward the spina scapulae. The anchor section (5) is connected to the base section (2) and is wrapped around the upper arm via the underarm.

The utility model discloses a percutaneous positioning bidirectional adjustment coracoid-clavicle bone tunnel guider which comprises a base, a scale guide rod, a positioning guide needle, a sliding locking knob assembly, a height-adjustable guide rod assembly and an angle-adjustable guide sleeve assembly. The scale guide rod is fixedly connected to the upper portion of the base, the positioning guide pin sleeve is arranged on one side of the base, the positioning guide pin penetrates through the positioning guide pin sleeve and is fixed through the first limiting nut on the side wall of the positioning guide pin sleeve, and the sliding locking knob assembly is fixedly connected with one end of the height-adjustable guide rod assembly. The sliding locking knob assembly and the height-adjustable guide rod assembly are both arranged on the scale guide rod in a sleeving mode and can slide up and down, and the angle-adjustable guide sleeve assembly is movably connected to one side of the height-adjustable guide rod assembly. The coracoid bone tunnel drilling device is used for positioning and drilling the clavicle to the coracoid bone tunnel when the loop steel plate technology is used for treating acromioclavicular joint dislocation, coracoid side non-incision minimally invasive positioning can be achieved, trauma is small, bone tunnel positioning is more accurate, operation is convenient, and the clinical application effect is good.

This shoulder brace comprises: a flexible base which is worn in an area including a shoulder of the upper body of a user; and an elastic band which is configured such that both ends thereof in the longitudinal direction can be secured to the base and which can stretch and revert. The base has a guide through which the elastic band can pass. The guide is configured such that, when the base is worn, the elastic band can be wound around the shoulder and the upper arm of the user in a prescribed path by securing, to the base, both ends of the elastic band which passes through the guide. The prescribed path includes a first region which extends in the lateral direction from the vicinity of the coracoid process and follows the periphery of the upper arm, a second region which passes under the armpit from the first region to reach the ventral side, and a third region which extends upward from the second region while crossing the first region and passes over the shoulder.

A user may attach a navigational tracker to a clamping tool. The clamping tool may include a foot configured to receive a screw. For example, the foot may include a hole configured to receive the screw. The user may attach the clamping tool to a coracoid process. The user may insert a screw into the coracoid process, for example through the foot of the clamping tool. The user may remove at least a portion of the clamping tool from the coracoid process. The navigational tracker may be attached to the foot of the clamping tool. The foot of the clamping tool may remain attached to the coracoid process, for example during a surgical procedure. The navigational tracker may include at least one electromagnetic sensor.

The invention belongs to the technical field of medical surgical instruments, and particularly relates to an elbow arthroscopic coronary process fracture three-dimensional positioning and guiding reduction internal fixator which comprises a reduction positioning arm, a sleeve is rotationally connected to the reduction positioning arm in a sleeving mode, a fixing arm is arranged at the lower end of the outer wall of the sleeve, an outer sleeve is arranged at one end of the fixing arm, and the other end of the fixing arm is provided with an inner sleeve. An inner sleeve is arranged in the outer sleeve, a first guide pin is slidably connected in the inner sleeve in a sleeved mode, a second guide pin is slidably connected in the inner sleeve in a sleeved mode, a third guide pin is slidably arranged in the inner sleeve, and a positioning block is arranged at one end of the reset positioning arm. According to the bone fracture reduction device, fracture reduction can be better achieved, positioning is easier, the operation mode is simplified, and the operation time is shortened.

A shoulder implant for simulating a naturally occurring bursa proximal to or in lieu of a subacromial bursa, the shoulder implant comprising: an expandable member expandable to a size and / or a shape sufficient to fill a space beneath an acromion and / or a coracoid process of the shoulder, the space defines a filled volume less than a maximal volume occupied by the expandable member if fully expanded; and an amount of filler for filling the expandable member to the filled volume, such that, when implanted, the expandable member is configured to cushion and facilitate motion between a tendon and / or ligament of a rotator cuff, and a bone part in the shoulder.

The invention discloses an ulna coracoid process internal fixing device with a good pressurizing effect, and relates to the technical field of medical equipment.The ulna coracoid process internal fixing device comprises a bone fracture plate body, the bone fracture plate body is matched with the front structure of ulna coracoid process, the bone fracture plate body comprises a spiral steel plate integrally formed on the side wall of the bone fracture plate body, and fixing holes are linearly distributed in the bone fracture plate body; the device further comprises a supporting plate, reinforcing parts are circumferentially arranged on the outer side of the supporting plate, the reinforcing parts are arranged on the outer sides of the fixing holes, a sleeve is arranged at the bottom end of the supporting plate, an adjusting mechanism is arranged in the sleeve, gaps are counteracted through a self-adaptive mechanism, and tighter pressurization is achieved. Postoperative inevitable harmful micro-motion is converted into irreversible incremental pressurization capacity, so that a fixing system can actively obtain energy from a dynamic healing environment, and better bone healing force is continuously maintained.

The invention provides an ulna coracoid process fracture positioning and guiding device which comprises a clamping component and a guiding component, the clamping component and the guiding component are connected through a guiding rod, the clamping component comprises a clamping jaw and a first connecting rod, and the clamping jaw is formed at the end, away from the guiding rod, of the first connecting rod; the guiding component comprises a guiding device and a second connecting rod, the guiding device is formed at the end, away from the guiding rod, of the second connecting rod, a plurality of first guiding holes evenly penetrate through the guiding device in the axial direction, a plurality of second guiding holes evenly penetrate through the guiding device around the outer sides of the first guiding holes, and the diameter of the first guiding holes is smaller than that of the second guiding holes; the guide rod is perpendicular to the length direction of the first connecting rod and the second connecting rod. The device is used for solving the problems that in the prior art, small bone blocks are difficult to clamp and position during coronal process fracture, and the small bone blocks at the coronal process fracture are difficult to fix by a thin kirschner wire at an accurate angle.