31 results about "Shoulder arthroscopy" patented technology

The present application discloses a bidirectional suture passing instrument arranged to vertically approach soft tissue, enabling safer and more efficient surgical repair, using minimally invasive techniques, and can be used, for example, in annulus repair, meniscus repair, shoulder arthroscopy Examination, hernia repair, laparoscopic repair and wound closure.

Various devices, systems and methods for knotless suturing of tissue are disclosed. These devices allow sutures to be anchored to bone, and more specifically provide a suture anchor which eliminates the need for knotting the suture. Thus, damaged tissue may be re-attached to a substrate tissue. The anchors have a minimum of moving parts may be suited to being a single molded polymer construction. The anchors will find particular utility in hip and shoulder arthroscopy, e.g. labral re-attachment and similar procedures.

The invention relates to a bone fracture plate, and particularly relates to a locking bone fracture plate with hooks for a proximal end of a humerus. Through making the contour of a steel plate abutted with the anatomic forms of a proximal end and a lateral border of the humerus, difficult problems in the therapeutic processes of the avulsion fracture of a greater tubercle of the humerus, the comminuted fracture of the greater tubercle of the humerus and the comminuted fracture of the proximal end of the humerus are solved. The locking bone fracture plate with the hooks for the proximal end of the humerus comprises a steel plate body, wherein the upper end surface of the steel plate body is connected with three drag hooks in an integral molding manner; the three draw hooks are connected with one another and are connected with the side of the steel plate body. The length design of different extending plates is suitable for different therapeutic demands, can be selected and used according to the conditions of different fractures; the shortest locking bone fracture plate with the hooks for the proximal end of the humerus can be operated under a shoulder arthroscopy, and has more advantages for the avulsion fracture and the comminuted fracture of a small piece.

The invention discloses a multipurpose shoulder joint position frame, comprising a base, a height adjustment push rod which is vertically installed on the base, a control panel which is installed on the side face of the height adjustment push rod, a first motor which is fixedly connected at the end of the output shaft of the height adjustment push rod, an L-shaped support tube which is fixedly connected on the output shaft of the first motor, a second motor which is fixedly connected at the upper end of the support tube, a third motor connected on the output shaft of the second motor, a first rotating arm of which one end is fixedly connected with the output shaft of the third motor, a fourth motor which is fixedly connected at the other end of the first rotating arm, and a second rotating arm of which one end is fixedly connected with the output shaft of the fourth motor, wherein each of the first rotating arm and the second rotating arm is connected with an arm bracket through two suspension ropes. The position frame can be used for adjusting the position of the shoulder joint when in the arthroscopic shoulder surgery of the shoulder joint and also can be used for assisting patients in activating arms after the surgery.

The invention discloses a locating expansion device of a shoulder arthroscopy work passage. The device comprises a square tube, a lower plate is fixedly installed at the bottom of the inner wall of the square tube, and four striped sliding grooves are formed in the top surface of the lower plate; the striped sliding grooves are successively connected to form a structureshaped like the Chinese character 'jing', striped through grooves are respectively formed in the bottom sides of the striped sliding grooves, and racks are respectively and movably installed in the striped sliding grooves and can respectively slide along corresponding striped through grooves; sliding blocks are respectively and movably installed in the striped through grooves and can respectively slide along corresponding striped through grooves, the top sides of the sliding blocks are respectively and fixedly connected to the ends of the bottom sides of the racks, and a cylinder is arranged right below a lower plate; the lower end of the cylinder body is in an inverted cone shape, the cylinder is composed of a front side pulling rod, a left side pulling rod, a back side pulling rod and a right side pulling rod, andthe shapes of the front side pulling rod, the left side pulling rod, the back side pulling rod and the right side pulling rod are same. The device is simple in structure, integrates an epiduralpuncture needle with straight pincers, after the epidural puncturing is completed, the expansion can be directly conducted on the passage, and the using and operation are convenient.

The invention discloses a shoulder joint scapula glenoid bone positioning device. The shoulder joint scapula glenoid bone positioning device comprises a positioning rod and a Kirschner wire sleeve, wherein the positioning rod comprises a first cylindrical segment with a through hole and a second segment, the first segment is used for sleeving the Kirschner wire sleeve, the second segment is an elongated positioning arm extending from the first segment linearly, a positioning hook is arranged at the end of the second segment, and the through hole of the first segment is over against the positioning hook, so that a scapula glenoid bone positioning space is formed between the first segment and the positioning hook. The shoulder joint scapula glenoid bone positioning device solves the problem that shoulder arthroscopy surgery is prone to causing scapula glenoid tunnel positioning inaccuracy and tunnel establishment blindness.

The invention discloses a shoulder arthroscopy operation traction frame, and relates to the technical field of medical instruments. The traction frame comprises a base, a support upright column, a cross beam and a traction rope, wherein the lower end of the support upright column is fixedly arranged on the base, a rotatable adjusting rod is arranged at the upper end of the support upright column,the cross beam is fixedly arranged at the upper end of the adjusting rod, the left and right ends of the cross beam are each provided with a fixed pulley, a rotating shaft is arranged at the left endof the cross beam, a wheel frame is fixedly arranged on the rotating shaft, a guide pulley is arranged on the wheel frame, the guide pulley is located at the lower left of the left fixed pulley, the central axis of the rotating shaft is vertical, the central axis of the rotating shaft is tangent to the left fixed pulley and the guide pulley, the traction rope is wound around the guide pulley, theleft fixed pulley and the right fixed pulley, a tray used for placing a balancing weight is fixedly arranged at the right end of the traction rope, and a dynamometer used for metering the pulling force is bound to the left end of the traction rope. The traction frame provided by the invention is suitable for a shoulder arthroscopy operation.

The invention discloses a traction frame for shoulder arthroscopy surgery. The traction frame comprises a base fixed on the ground, and a frame body matched with the base, wherein the base comprises aseat board fixed on the ground, a limiting cavity is formed in the seat board, the frame body comprises an adjusting frame body and a fixed frame body, the adjusting frame body is connected with thefixed frame body, the fixed frame body comprises a connecting plate, the connecting plate can extend into the limiting cavity, through holes are formed in a plate body of the connecting plate, a threaded hole group is formed at the position, in the limiting cavity, of a board body of the seat board, after the connecting plate extends into the limiting cavity, bolts pass through the through holes to be in threaded match with the threaded hole group, the frame body can be fixedly connected with the base, the adjusting frame body comprises two arc-shaped frames, the two arc-shaped frames are respectively fixedly arranged on two sides of the connecting plate, and a pull rod is arranged between the two arc-shaped frame. The traction frame is simple in structure, and the operation of medical workers during the surgery is facilitated.

The invention belongs to the technical field of operation appliances, and particularly relates to a shoulder arthroscopy operation traction fixing device. The shoulder arthroscopy operation traction fixing device comprises a bottom plate (1), wherein at least three slide grooves (2) are longitudinally formed in the bottom plate (1); the distance between the adjacent slide grooves (2) is gradually reduced from top to bottom; slide blocks (3) are arranged on the slide grooves (2); gaps between the adjacent slide blocks (3) are used for clamping fingers of a patient; a connecting part (4) used for connecting a traction frame is also arranged on the bottom plate (1). The shoulder arthroscopy operation traction fixing device has the advantages that the installation is simple; the traction effect is stable; the preoperative traction body posture placing time is reduced; the additional operation towel laying step is not added; the operation proceeding is facilitated.

The invention relates to a shoulder arthroscopic surgery positioning device and a using method thereof. The shoulder arthroscopic surgery positioning device comprises a positioning rod, an arc-shapedsupporting arm and a guide sleeve, wherein a hemispherical rotating head and a probe are arranged at the two ends of the positioning rod respectively; the hemispherical rotating head is rotationally connected with one end of the arc-shaped supporting arm; a positioning screw hole is formed in the arc-shaped supporting arm; the positioning screw hole is aligned with the semispherical rotating head;a locking screw is arranged in the positioning screw hole; the top end of the probe coincides with the axis of the arc-shaped supporting arm; a sliding groove is formed in the arc-shaped supporting arm; and the guide sleeve penetrates through the sliding groove, and the axis of the guide sleeve is aligned with the top end of the probe. The positioning device is used for positioning a working channel during the shoulder arthroscopic surgery, the operation angle in the three-dimensional space can be rapidly adjusted, an operator is prevented from reinstalling the positioner after the working channel deviates, the surgery time is effectively shortened, and the complication risk is reduced.

The invention provides a shoulder joint microscope rotator cuff repair positioning machine. The shoulder joint microscope rotator cuff repair positioning machine comprises a flat suture needle guidingcomponent and a suture needle positioning component, wherein a plurality of needling holes at different angles are formed in the suture needle guiding component in the length direction, and penetratethrough the center line of the suture needle guiding component; a clamping groove fixed to the suture needle positioning component is formed in one end of the suture needle guiding component; the suture needle positioning component is divided into a perpendicular part and a horizontal part which are perpendicular mutually; the perpendicular part is a handle and is fixedly connected with the clamping groove of the suture needle guiding component; and suture needle positioning holes are formed in the free end of the horizontal part, and the suture needles penetrate through the needling holes inthe suture needle guiding component to be positioned in the suture needle positioning holes. The positioning machine can help an operator to establish a reasonable and accurate operation approach, and the operator can be helped to accurately and quickly complete repairing and suturing up torn rotator cuffs, so that best operation effect can be obtained.

The invention belongs to the technical field of medical instruments, and relates to a retractor device used in shoulder arthroscopy, which comprises a main rod, an adjusting handle, a pull rod, a fixed connecting column, a sliding sleeve, a plurality of movable connecting rods and a plurality of movable claws, the adjusting handle is hinged to the upper portion of the main rod; the pull rod is hinged to the lower part of the adjusting handle; the fixed connecting column is connected to the bottom of the main rod, and the upper portion of each movable claw is hinged to the bottom of the fixed connecting column through a connecting column hinge ring. The sliding sleeve is sleeved on the connecting cylinder, and the upper part of the sliding sleeve is connected with the bottom of the pull rod; the upper portion of each movable connecting rod is hinged to the bottom of the sliding sleeve through a sleeve hinge ring, and the lower portion of each movable connecting rod is hinged to the outer side of the upper portion of each movable claw. The sliding sleeve moves on the fixed connecting column to enable the movable connecting rod to drive the movable claw to be opened and closed. The invention has the advantages that the operation of a surgical operator in the shoulder arthroscopy is facilitated, so that the optimal surgical effect is obtained.

The invention discloses a shoulder arthroscopy operation frame, which is fixedly connected with an operation bed; a sliding rail is arranged on one side of the operation bed; a positioning shell is arranged on the sliding rail in a sliding mode; the positioning shell is fixedly connected with the sliding rail through bolts; a through groove is perpendicularly formed in the upper surface of the positioning shell; a driving column is arranged in the through groove; the positioning shell is matched with a lifting assembly driving the driving column to move; the driving column extends to the position over the positioning shell and is fixedly connected with a rotating shell; and a rotating disc and a rotating assembly driving the rotating disc to rotate are arranged in the rotating shell. The positioning shell is fixedly connected with the sliding rail through the bolts; the operation frame and the operation bed are conveniently separated; the utilization efficiency of the operation bed is improved; the optimal operation angle suitable for the affected limb is adjusted; the tension suitable for a patient is adjusted in real time through cooperation of a counterweight assembly and a traction rope; the pre-operation and post-operation adjusting process is simplified; the overall operation time is shortened; and secondary injury to a patient in the operation process is reduced.

The invention relates to a shoulder arthroscopy operation training device, which relates to the field of medical teaching equipment and comprises a horizontally placed mounting plate, an anatomical model detachably connected to the mounting plate and a mounting ring detachably connected to the mounting plate and used for insertion of an operation tube with a lens. The device has the advantages that doctors can effectively carry out surgical mirror operation training, and the training cost is reduced.

The invention discloses a traction frame for a shoulder arthroscopy operation. The traction frame comprises a bottom plate and a bearing plate, the bottom plate is connected with the bearing plate through a telescopic rod, the telescopic rod comprises a fixed sleeve connected with the bottom plate and a movable rod arranged at the lower end of the bearing plate, the movable rod is in sliding fit with the fixed sleeve, a plurality of connecting assemblies are arranged on the two sides of the fixed sleeve respectively, and the movable rod can be connected with the fixed sleeve through a pair ofcorresponding connecting assemblies. According to the traction frame for the shoulder arthroscopy operation, due to the fact that the structure is adopted, a frame body and a base can be reliably connected, operation of medical staff is facilitated, and a patient can be treated conveniently.

The invention relates to a drag hook device under a shoulder arthroscope and relates to the technical field of medical instruments. The device comprises a sheath tube and a plurality of pull pieces, wherein the sheath tube is a tube body with the upper end and the lower end open, the pull pieces are in a vertical strip shape, the upper ends and the lower ends of the pull pieces are transversely bent in the same bending direction, and bent portions at the lower ends of the pull pieces are elastic; a plurality of vertical guide grooves are formed in the upper portion of the tube wall of the sheath tube, the guide grooves are distributed in the circumferential direction of the sheath tube at intervals, and when the bent portion of the upper end of the pull piece is inserted into the guide grooves, the bent portion of the lower end of the pull piece stretches out of a tube opening in the lower end of the sheath tube; the sheath tube is sleeved with a pushing nut and a positioning nut whichcan move up and down, the pushing nut and the positioning nut are both in threaded fit with the sheath tube, and the pushing nut is located above the positioning nut. The device provided by the invention is suitable for clinical shoulder arthroscopy surgery.

The invention discloses a bridge-crossing device of a long-neck apparatus for arthroscopic shoulder surgery. The bridge-crossing device comprises a sleeve, a sliding structure and a handle; the sliding structure is arranged on the outer side wall of the sleeve in the axial direction of the sleeve, and the handle is arranged at the tail of the sleeve. When the bridge-crossing device is in use, thehandle is held to insert the sleeve into a surgical incision, and the long-neck apparatus slides towards the surgical incision along the sliding structure and goes deep into the bone defect of the shoulder joints. The bridge-crossing device is simple in structure and easy to operate, the situation that the long-neck apparatus is put into the bone defect by relying on experience is avoided, the surgical efficiency is high, the surgical wound is small, and the device is very worthy of application and popularization.

The invention discloses an intraoperative body position traction frame in a shoulder arthroscopy operation. The intraoperative body position traction frame comprises a support frame and a control device, wherein a traction belt is arranged on the support frame; one end of the traction belt is connected with a balance weight device; the other end of the traction belt is connected with an upper limbrestricting device; a lead screw is arranged on the support frame; a ball spline is arranged on the lead screw; a first guide grove matched with the traction belt is formed in the ball spline; the traction belt is arranged in the first guide groove; the balance weight device comprises a first water storage container and a second water storage container; the first water storage container is fixedly connected with the traction belt; the bottom surface of the first water storage container is provided with a water discharging hole; the water discharging hole is connected with an electromagnetic valve; a water suction pump is arranged at the lateral surface of the second water storage container; a water suction opening of the water suction pump is communicated with the second water storage container; a water discharging opening of the water suction pump is connected with a water delivery pipe. The intraoperative body position traction frame in the shoulder arthroscopy operation has the advantages that the balance weight is convenient; the load cannot be caused on workers.

The invention relates to the technical field of shoulder joint operation, in particular to a shoulder arthroscopy operation fixing frame. The shoulder arthroscopy operation fixing frame comprises a fixed seat; the fixed seat is provided with a spherical joint; the upper end of the spherical joint is provided with a telescopic rod; the end part of the telescopic rod is movably connected with a connecting rod by a mountain pass type joint; the tail end of the connecting rod is provided with an adapter block; the adapter block is provided with at least two spherical joints; the spherical joints on the adapter block are provided with supporting rods; and the tail ends of the supporting rods are movably provided with clamping parts by mountain pass type joints. When the shoulder arthroscopy operation fixing frame is used, by adjusting the positions of the telescopic rod, the adapter block and the supporting rods of the corresponding parts, the positions of the clamping parts at the end parts of the supporting rods are adjusted to be at a moment when a good angle is found in each channel, the angles and the channels are fixed, each access appliance can enter from the corresponding angleand channel subsequently, and when the channel needs to be switched, an operator can perform self-control in operation.

The invention discloses a bridge-crossing device for arthroscopic shoulder surgery. The device comprises a sleeve, a locating bar and at least one sliding mechanism, the locating bar is arranged in the sleeve, and each sliding mechanism is arranged on the outer wall of the sleeve in the axial direction of the sleeve. When the device is in use, the locating bar is inserted into a surgical incisionand locates the musculus subscapularis, afterwards, the sleeve arranged outside the locating bar is pushed downwards into the surgical incision, and the sliding mechanisms loaded with surgical apparatuses slide towards the incision to convey the surgical apparatuses to the bone defect of the shoulder joints. The bridge-crossing device is simple in structure and easy to operate, and there is no need to draw back the locating bar (exchanging bar) and then rely on experience to put other surgical apparatuses; the surgical efficiency is high, the surgical wound is small, and the device is very worthy of application and popularization.

The invention discloses a traction frame convenient to adjust for shoulder arthroscopy surgery. The traction frame comprises a base and a frame body matched with the base, wherein the base comprises abottom plate, the bottom plate is provided with support legs, the bottom plate is further provided with an insertion sleeve, an insertion through hole is formed in the insertion sleeve, the frame body comprises an insertion tube, a tube body of the insertion tube is provided with a plurality of insertion threaded holes from top to bottom, the insertion tube can be inserted into the insertion sleeve, through the match between a bolt and the insertion through hole and the insertion threaded holes, the frame body and the base are fixedly connected, the frame body comprises a support plate, the support plate is connected with the upper end of the insertion tube, the support plate is provided with a support arm component and a traction component, and the traction component is positioned at thefront end of the support arm component. The traction frame is simple in structure, and the operation of medical workers during the surgery is facilitated.

The invention belongs to the technical field of medical rehabilitation instruments, and particularly relates to a shoulder arthroscopy postoperative exerciser. The shoulder arthroscopy postoperative exerciser comprises a cylinder body, a rack; two gear assemblies; two holding assemblies; two rack adjusting assemblies; when any one of the two holding assemblies inclines, the corresponding gear assembly is driven to rotate, the rack is driven to slide correspondingly, and the other holding assembly inclines synchronously; and the sliding range of the rack is limited by the rack adjusting assembly so as to control the inclination range of the two holding assemblies. During use, one hand or other people can drive one hand to perform an operation to perform restorative rotation exercise, the sliding range of the rack can be adjusted through the rack adjusting assembly, so that the inclination range of the holding assembly is controlled, the rotation angle of the arm is controllable, on the basis, the restorative exercise can be quantized by combining the rotation frequency, and the sewn rotator cuff is prevented from being torn again due to improper exercise.