CN115670548B - Pre-tensioned full-suture anchor inserter - Google Patents
Pre-tensioned full-suture anchor inserter Download PDFInfo
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- CN115670548B CN115670548B CN202211402583.1A CN202211402583A CN115670548B CN 115670548 B CN115670548 B CN 115670548B CN 202211402583 A CN202211402583 A CN 202211402583A CN 115670548 B CN115670548 B CN 115670548B
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Abstract
The utility model relates to a but pretension's full suture anchor inserter belongs to medical auxiliary instrument's technical field, and it includes the metal pole and sets up the sleeve of metal pole one end, the metal pole is close to telescopic one end peg graft in the sleeve and with sleeve sliding connection, be equipped with on the sleeve and be used for fixing the mounting of metal pole, just the metal pole with be equipped with the tensioning assembly who is used for adjusting suture tensioning distance between the sleeve. The full-suture anchor has the effect of keeping the full-suture anchor pretension and improving the stability of full-suture anchor connection.
Description
Technical Field
The present application relates to the field of medical auxiliary devices, and in particular to a pretensionable full suture anchor inserter.
Background
In surgical suturing, full-suture anchors are becoming more and more widely used because of their simple structure, more bone retention, and more suitability for osteoporotic patients. When using a full-suture anchor, it is generally necessary to punch holes in the bone of a patient and form a bone canal, implant the full-suture anchor into the bone canal through the full-suture anchor, and pull the suture of the full-suture anchor manually by a doctor to shrink and deform the full-suture anchor, thereby tightly abutting the full-suture anchor against the side wall of the cutter, achieving fixation of the full-suture anchor, and fixing the torn soft tissue on the bone through the suture, promoting healing of the soft tissue and the bone.
In the related art, the full-suture anchor inserter only plays an insertion role on the full-suture anchor, and the tension of tensioning the full-suture anchor is manually controlled by a doctor, so that the condition that the tension acting on the full-suture anchor is difficult to accurately control is easily caused, the shrinkage degree of the full-suture anchor is different, the effect of pre-tensioning the full-suture anchor and a bone canal relatively fixed is difficult to achieve, and the connection stability of the full-suture anchor is further influenced.
Disclosure of Invention
In order to maintain the effect of full suture anchor pretensioning and improve the stability of the full suture anchor connection, the present application provides a pretensionable full suture anchor inserter.
The application provides a but pretension's full suture anchor inserter adopts following technical scheme:
the utility model provides a but pretension's full suture anchor inserter, includes the metal pole and sets up the sleeve of metal pole one end, the metal pole is close to telescopic one end peg graft in the sleeve and with sleeve sliding connection, be equipped with on the sleeve and be used for fixing the mounting of metal pole, just the metal pole with be equipped with between the sleeve and be used for adjusting suture tensioning distance's tensioning assembly.
Through adopting above-mentioned technical scheme, when using full suture anchor inserter, install the anchor at the one end that the telescopic was kept away from to the metal pole to with the suture on the full suture anchor tensile and twine the one end that the metal pole was kept away from to the sleeve, after the metal pole was sent into the bone way with full suture anchor, with the metal pole to keeping away from the direction pulling of bone way until metal pole and full suture anchor separation, continue pulling metal pole and drive the sleeve and remove this moment, thereby make the sleeve drive the suture remove, tensioning assembly restriction sleeve displacement distance this moment, thereby make full suture anchor shrink deformation and fix in the bone way, reduce the manual work and to the anchor of insufficient or too big pulling force when tensioning of suture, thereby keep full suture anchor pretension's effect, improve the stability that full suture anchor was connected.
Optionally, the tensioning assembly is including cup jointing the handle in the sleeve outside, the sleeve with handle sliding connection, the sliding tray has been seted up to handle one side, be equipped with the lug on the sleeve lateral wall, the lug is located in the sliding tray, just be equipped with in the sliding tray and be used for adjusting the chucking spare of lug travel distance.
Through adopting above-mentioned technical scheme, when tensioning the suture through the sleeve, adjust the travel distance of chucking spare in the sliding tray, make the travel distance of chucking spare correspond with the distance of sleeve tensioning suture, the pulling metal pole is removed to the direction of keeping away from the bone way this moment, until the tip that the metal pole is close to full suture anchor breaks away from full suture anchor and breaks away from the bone way, continue pulling metal pole this moment, the one end of grafting in the sleeve and sliding tray lateral wall butt and drive sleeve and suture and the direction removal of keeping away from the bone way this moment, until lug and chucking spare butt, full suture anchor tensioning this moment is fixed in the bone way, thereby the pulling force is insufficient or too big suture when reducing artifical tensioning the suture, keep full suture anchor pretension's effect, improve full suture anchor connection's stability.
Optionally, the chucking spare is including pegging graft the stopper in the sliding tray, stopper one side is equipped with the joint piece, the stopper is close to one side of joint piece has been seted up the holding tank, the joint piece is close to one side of holding tank peg graft in the holding tank and with holding tank sliding connection, fixedly connected with spring in the holding tank, the spring other end with joint piece fixed connection, just a plurality of with joint grooves that the joint piece suited have been seted up on the sliding tray lateral wall.
Through adopting above-mentioned technical scheme, when restriction lug removes the position, promote the joint piece to being close to the direction removal of spring, until the joint piece gets into the holding tank completely, the spring is compressed this moment, remove the stopper along the direction of sliding tray, until the distance between stopper and the lug corresponds with suture tensioning distance, stop removing the stopper and loosen the joint piece this moment, the spring resumes deformation and promote the joint piece to keeping away from the direction removal of holding tank this moment, until the joint piece is located the one end of holding tank outside and peg graft in the holding tank, thereby be convenient for carry out spacingly to the lug, the pulling force is insufficient or too big possibility when reducing the manpower tensioning suture, thereby keep full suture anchor pretension's effect, the stability of full suture anchor nail connection is improved.
Optionally, clamping block upper end fixedly connected with buckle, the stopper upper end seted up with the removal groove that the buckle suited, the buckle be close to the one end grafting of clamping block is in the removal groove and with remove groove lateral wall butt and sliding connection.
Through adopting above-mentioned technical scheme, when adjusting the position of stopper in the sliding tray, to the one side that is close to the spring promote the buckle, the buckle drives the stopper and removes until the joint piece gets into the holding tank completely in this moment, promotes the buckle and removes along the sliding tray to the direction of keeping away from the lug this moment to be convenient for adjust the joint piece and remove the stopper, further be convenient for carry out spacingly to the lug, the pulling force is not enough or too big possibility when reducing manpower tensioning suture, thereby keep the effect of full suture anchor pretension, improve the stability that full suture anchor was connected.
Optionally, the buckle is kept away from the one end of joint piece and be close to one side of joint piece sets up to the bellied circular-arc in middle part.
Through adopting above-mentioned technical scheme, when moving through buckle drive joint piece and stopper, circular-arc lateral wall makes the manual work promote the extrusion of massive buckle lateral wall to the staff when the position of buckle regulation joint piece and stopper to make the shape of buckle accord with the habit that the people was handheld, thereby further be convenient for adjust the joint piece and remove the stopper, be convenient for adjust the lug, the pulling force is not enough or too big possibility when reducing the manpower tensioning suture, thereby keep full suture anchor pretension's effect, improve the stability that full suture anchor was connected.
Optionally, the mounting is including seting up the fixed orifices of L shape on the sleeve lateral wall, the fixed orifices is followed sleeve circumference evenly distributed, just the fixed orifices is kept away from the one end of handle is followed telescopic length direction sets up, fixedly connected with perpendicular to on the metal pole the dead lever of metal pole, the dead lever both ends are all pegged graft in the fixed orifices, works as the metal pole with the sleeve is fixed relatively, the dead lever is all pegged graft the fixed orifices is close to the one end of handle.
Through adopting above-mentioned technical scheme, when sending full suture anchor into the bone way through the metal pole, the mounting is fixed metal pole and sleeve, the both ends of the dead lever on the metal pole are all pegged graft in the dead lever one end that is close to the handle this moment, and the dead lever both ends all are close to the lateral wall butt of dead lever both sides with the dead lever, thereby spacing the metal pole on being on a parallel with sleeve length direction, thereby fix the metal pole, when driving sleeve tensioning suture, thereby rotate the dead lever and be close to the one side that the handle one end is close to the dead lever one end and keep away from handle one end, the dead lever can keep away from the one end of handle along the dead lever this moment, thereby make the metal pole can remove certain distance under the circumstances that does not remove the sleeve, the one end that the handle was kept away from along the dead lever this moment, when the dead lever removes to handle one end and keep away from one side of handle, the metal pole is pegged graft in one end and sleeve inner wall butt, this moment the metal pole breaks away from bone way and full suture anchor, when continuing to remove the metal pole, the metal pole can drive the sleeve and continue to remove, realize pulling and make full suture, thereby the full suture can keep full tension anchor and the full suture, can not keep sufficient stability when the full suture of full tension anchor, further can be reduced, or full tension suture is fixed.
Optionally, the fixing piece further comprises connecting wings hinged to two sides of the fixing rod, mounting grooves matched with the connecting wings are formed in two sides of the handle, and when the metal rod and the sleeve are relatively fixed, the connecting wings are inserted into the mounting grooves.
Through adopting above-mentioned technical scheme, the connection wing is pegged graft in the mounting groove, the lateral wall and the mounting groove lateral wall butt of connection wing both sides, when the metal pole rotates this moment, the mounting groove lateral wall is spacing to the connection wing, thereby further spacing to the metal pole in being on a parallel with sleeve width direction, thereby further make metal pole and sleeve relatively fixed, and when the metal pole rotates, rotate the connection wing along the direction that articulated point to breaking away from the mounting groove, until the connection wing breaks away from the mounting groove, the dead lever can drive the metal pole and be close to the length direction of handle one end along the fixed orifices and rotate, thereby be convenient for break away from the metal pole the bone way, thereby drive sleeve tensioning suture, and when rotating the dead lever, the connection wing of both sides has increased the area of contact of people's hand and dead lever, be convenient for drive dead lever rotation, thereby the pulling force is insufficient or too big possibility when further reducing manpower tensioning suture, thereby keep full suture anchor bolt pretension's effect, full suture anchor bolt connection's stability is improved.
Optionally, when the connection wings are inserted into the mounting groove, one ends of the connection wings, which are far away from the fixing rod, are provided with inclined surfaces inclined to one side close to each other and one side close to the fixing rod.
Through adopting above-mentioned technical scheme, the inclined plane of connection wing tip makes the people hold the custom that the people held more when connecting the wing, when simultaneously drive connection wing to the direction of keeping away from the mounting groove rotates, the inclined plane makes the connection wing keep away from between one end and the mounting groove diapire of pin joint and forms the space, thereby be convenient for take out connection wing from the mounting groove, thereby improve drive dead lever pivoted efficiency, further be convenient for drive dead lever rotation, the pulling force is not enough or too big possibility when reducing manpower tensioning suture, thereby keep full suture anchor pretension's effect, improve the stability of full suture anchor connection.
Optionally, one end of the sleeve, which is far away from the handle, is provided with a plurality of annular grooves for winding the suture, wherein two annular grooves are mutually communicated through a obliquely arranged communication groove.
Through adopting above-mentioned technical scheme, when twining the suture on the sleeve, twine the direction of the annular groove of handle one end is kept away from to the sleeve with the suture earlier to with suture and sleeve relatively fixed, the sleeve of being convenient for removes and drive the suture and remove, thereby make the suture tensioning and make full suture anchor shrink and fix in the bone way, and after the suture twines in the annular groove, can twine the direction of the intercommunication groove of slope between the annular groove with the tip of suture, thereby increase sleeve and suture area of contact, further fix the suture on the sleeve, reduce the condition that the suture separates with the sleeve under the effect of external force, thereby further be convenient for the sleeve to carry out tensioning to full suture anchor, improve the stability that full suture anchor is connected.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when the full-suture anchor inserter is used, the anchor is arranged at one end of the metal rod far away from the sleeve, the suture on the full-suture anchor is stretched and wound at one end of the sleeve far away from the metal rod, after the metal rod sends the full-suture anchor into a bone canal, the metal rod is pulled towards the direction far away from the bone canal until the metal rod is separated from the full-suture anchor, at the moment, the metal rod is pulled continuously and the sleeve is driven to move, so that the sleeve drives the suture to move, at the moment, the tensioning assembly limits the moving distance of the sleeve, so that the full-suture anchor is contracted, deformed and fixed in the bone canal, the possibility of insufficient or overlarge tension when the suture is tensioned manually is reduced, the pretensioning effect of the full-suture anchor is maintained, and the stability of the full-suture anchor connection is improved;
2. when the movement position of the lug is limited, the clamping block is pushed to move towards the direction close to the spring until the clamping block completely enters the accommodating groove, at the moment, the spring is compressed, the limiting block is moved along the direction of the sliding groove until the distance between the limiting block and the lug corresponds to the tensioning distance of the suture, at the moment, the limiting block is stopped to be moved and released, at the moment, the spring is restored to deform and pushes the clamping block to move towards the direction far away from the accommodating groove until one end of the clamping block, which is positioned outside the accommodating groove, is inserted into the clamping groove, so that the limiting of the lug is facilitated, the possibility of insufficient or overlarge pulling force when the suture is tensioned by manpower is reduced, the pre-tensioning effect of the full-suture anchor is maintained, and the connection stability of the full-suture anchor is improved;
3. when the full suture anchor is sent into the bone tunnel through the metal rod, the mounting is fixed metal rod and sleeve, the both ends of the dead lever on the metal rod are all pegged graft in the one end that the dead lever was close to the handle this moment, and the dead lever both ends all are close to the lateral wall butt of dead lever both sides with the dead lever, when driving sleeve tensioning suture, thereby rotate the dead lever and rotate the dead lever to the one side that the dead lever is close to handle one end and is close to the dead lever and keep away from handle one end, the dead lever can slide along the one end that the dead lever kept away from the handle this moment, thereby make the metal rod can remove certain distance under the condition that does not remove the sleeve, the one end that the handle was kept away from along the dead lever is removed this moment, when the dead lever removes to the dead lever and keep away from one end and sleeve inner wall butt in the sleeve of handle this moment, the metal lever breaks away from bone tunnel and full suture anchor, when continuing to remove the metal lever, the sleeve continues to remove, realize pulling the suture and make full suture anchor shrink, thereby with the bone tunnel fixed, further reduce the manpower and keep the insufficient or too big possibility of pulling force when tensioning suture, thereby keep full suture anchor, the full suture connection stability is improved.
Drawings
FIG. 1 is a schematic overall construction of a pretensionable full suture anchor inserter in accordance with an embodiment of the present application.
Fig. 2 is a schematic structural view showing the positional relationship of the fixing member and the tension assembly in the embodiment of the present application.
Fig. 3 is an enlarged view of the structure at a in fig. 2.
Fig. 4 is a schematic view of a structure embodying the positional relationship of a sleeve and a tensioning assembly in an embodiment of the present application.
Fig. 5 is a schematic structural diagram showing a positional relationship between a wire-releasing slot and a handle in an embodiment of the present application.
Reference numerals illustrate: 1. a metal rod; 11. a clamping groove; 2. a sleeve; 21. a driving groove; 22. a disc; 221. an annular groove; 222. a connecting groove; 23. a fixing hole; 3. a fixing member; 31. a fixed rod; 32. a connecting wing; 4. a tensioning assembly; 41. a handle; 411. a moving groove; 412. a sliding groove; 413. a fixing groove; 414. a clamping groove; 415. a mounting groove; 416. wire releasing grooves; 42. a bump; 43. a clamping piece; 431. a limiting block; 4311. a receiving groove; 432. a clamping block; 433. a spring; 434. a buckle; 435. and (5) connecting a rod.
Detailed Description
The present application is described in further detail below with reference to the accompanying drawings.
Embodiments of the present application disclose a pretensionable full suture anchor inserter. Referring to fig. 1 and 2, a pretensionable full suture anchor inserter includes a vertically disposed cylindrical metal rod 1, both sides of one end of the metal rod 1 are symmetrically recessed inward toward one side near a central axis of the metal rod 1, so that an end of the metal rod 1 is formed in a rectangular parallelepiped shape, thereby reducing the volume of the end of the metal rod 1, reducing the size of a bone tunnel in which the full suture anchor is implanted into a bone by the metal rod 1, thereby reducing damage to a patient, and facilitating fixation of the full suture anchor in the bone tunnel.
The centre part of cuboid form metal pole 1 one end has been seted up along the centre gripping groove 11 that is used for centre gripping full suture anchor that metal pole 1 length direction set up, and the both sides that metal pole 1 is close to centre gripping groove 11 one end all set up to be close to the inclined plane that is close to one side of centre gripping groove 11 and to the one end slope of keeping away from cylindric metal pole 1, reduce the area that metal pole 1 is close to centre gripping groove 11 one end, thereby make metal pole 1 implant full suture anchor in the bone way, metal pole 1 is close to in the first bone way of centre gripping groove 11 one end, drive metal pole 1 continues to be moved to the direction that is close to the bone way, the inclined plane of metal pole 1 both sides is directed metal pole 1 this moment, thereby make metal pole 1 be convenient for peg graft full suture anchor in the bone way.
The one end that clamping groove 11 was kept away from to metal pole 1 is equipped with cylindric sleeve 2, and sleeve 2 middle part has seted up the drive groove 21 that suits with metal pole 1, and the one end that metal pole 1 is close to sleeve 2 is pegged graft in drive groove 21 and with drive groove 21 sliding connection, and drive groove 21 opening is located sleeve 2 and is close to the one end of clamping groove 11. The end of sleeve 2 that keeps away from centre gripping groove 11 fixedly connected with is on a parallel with sleeve 2 width direction's disc 22, has seted up a plurality of ring grooves 221 that are on a parallel with disc 22 diameter on the disc 22, sets up to two in this embodiment.
Two connecting grooves 222 inclined toward the side close to the holding groove 11 in the direction away from each other are formed above the annular groove 221 on the side close to the holding groove 11, and the connecting grooves 222 communicate the two annular grooves 221. Two connecting grooves 222 inclined to the side far from the clamping groove 11 are formed above the annular groove 221 on the side far from the clamping groove 11, wherein one end close to the clamping groove 11 is in the direction far from each other, and the two connecting grooves 222 on the side far from the clamping groove 11 are communicated with the annular groove 221 far from the clamping groove 11. The sleeve 2 is provided with a fixing piece 3 for fixing the metal rod 1, and a tensioning assembly 4 for adjusting the tensioning distance of the sleeve 2 for pulling the suture is arranged between the metal rod 1 and the sleeve 2.
When the full-suture anchor inserter is used, anchors are inserted into the clamping grooves 11, at the moment, the full-suture anchors are not clamped by the side walls at two sides of the clamping grooves 11, the suture on the full-suture anchors is stretched along the length direction of the metal rod 1 and wound in the annular groove 221 on the disc 22 at one side of the sleeve 2 far away from the clamping grooves 11, when the suture winding is completed and needs to be fixed, the end parts of the suture are wound in the connecting grooves 222, at the moment, the contact area between the disc 22 and the suture is increased by the connecting grooves 222, so that the suture is not easy to break away from the disc 22, suture fixation is completed, and at the moment, the fixing piece 3 fixes the metal rod 1 and the sleeve 2.
After the full-suture anchor is sent into a bone canal through the metal rod 1, the fixing piece 3 is loosened, so that the metal rod 1 is pulled in a direction away from the bone canal until the metal rod 1 is separated from the full-suture anchor, at the moment, the full-suture anchor and the sleeve 2 do not move along with the metal rod 1, the moving distance of the sleeve 2 corresponding to suture tensioning is adjusted through the tensioning assembly 4, the metal rod 1 is pulled continuously and the sleeve 2 is driven to move, the sleeve 2 is driven to move until the tensioning assembly 4 limits the sleeve 2 to move, and therefore the full-suture anchor is contracted, deformed and fixed in the bone canal, and the full-suture anchor pre-tensioning is completed.
The mounting 3 is including adjusting and fixed connection at the dead lever 31 of perpendicular to metal pole 1 of clamping groove 11 one end is kept away from to metal pole 1, set up two and the corresponding L shape fixed orifices 23 of dead lever 31 on the sleeve 2, two fixed orifices 23 are along sleeve 2 circumference evenly distributed, and the one end that clamping groove 11 was kept away from to fixed orifices 23 is on a parallel with the length direction setting of sleeve 2, and the one end that clamping groove 11 was close to fixed orifices 23 is located sleeve 2 and is close to one side of clamping groove 11 and be on a parallel with sleeve 2 width direction setting, the one end that clamping groove 11 was close to fixed orifices 23 is along sleeve 2 circumference and to same direction of rotation extension. Both ends of the fixing rod 31 are positioned in the fixing hole 23 and are slidably connected with the side wall of the fixing hole 23. The distance between the two side walls of the fixing hole 23 is equal to the diameter of the fixing rod 31, and both sides of the two fixing holes 23, which are close to each other, are communicated with the moving slot 411. When the metal rod 1 is fixed with the sleeve 2 through the fixing rod 31 and the fixing hole 23, the distance between the end of the metal rod 1 inserted into the sleeve 2 and the side wall of the end of the driving groove 21 away from the clamping groove 11 is equal to the length of the end of the fixing hole 23 which is vertically arranged.
When the full suture anchor is fed into a bone canal through the metal rod 1, the fixing piece 3 fixes the metal rod 1 and the sleeve 2, at the moment, two ends of the fixing rod 31 on the metal rod 1 are inserted into one end, close to the handle 41, of the fixing hole 23, two ends of the fixing rod 31 are abutted with side walls, close to two sides of the fixing rod 31, of the fixing hole 23, and the metal rod 1 is limited in the direction parallel to the length direction of the sleeve 2, so that the metal rod 1 is fixed.
When the sleeve 2 is driven to tension the suture, the fixing rod 31 is rotated so as to rotate the fixing rod 31 to the side, close to the handle 41, of the fixing hole 23, close to the end, close to the fixing hole 23, away from the handle 41, at the moment, the fixing rod 31 can slide along the fixing hole 23, away from the end, away from the handle 41, of the fixing hole 23, so that the metal rod 1 can move under the condition that the sleeve 2 is not moved, at the moment, the fixing rod 31 is pulled to move along the fixing hole 23, away from the end, away from the handle 41, of the fixing hole 23, away from the handle 41, when the fixing rod 31 moves to the side, away from the handle 41, of the fixing hole 23, the end, inserted into the sleeve 2, of the metal rod 1 is abutted against the inner wall of the sleeve 2, at the moment, the end, away from the clamping groove 11, of the metal rod 1 is abutted against the inner part of the sleeve 2, and drives the sleeve 2 to move continuously, so that the suture is pulled, and the whole suture is contracted, so that the metal rod 1 is fixed with the bone track.
The tensioning assembly 4 comprises a handle 41 sleeved outside the sleeve 2 and arranged along the length direction of the sleeve 2, a moving slot 411 arranged along the length direction of the handle 41 is formed in the middle of the handle 41, one end, close to the clamping slot 11, of the sleeve 2 is inserted into the moving slot 411 and is in sliding connection with the moving slot 411, and an opening of the moving slot 411 is located at one end, far away from the clamping slot 11, of the handle 41. When the end of the sleeve 2 near the clamping groove 11 is completely inserted into the moving groove 411 and abuts against the side wall of the moving groove 411 near the clamping groove 11, the side of the fixing hole 23 near the clamping groove 11 is leveled with the end of the handle 41 far from the clamping groove 11.
A sliding groove 412 which is arranged along the length direction of the handle 41 and is communicated with the moving groove 411 is formed in one side of the handle 41, and scales which are arranged along the length direction of the sliding groove 412 are formed on the outer side surface of the handle 41, so that the moving distance of the protruding block 42 can be controlled conveniently. Referring to fig. 2 and 3, a cylindrical protruding block 42 is fixedly connected to the sleeve 2, a fixing groove 413 corresponding to the protruding block 42 is formed in a side wall of the sliding groove 412, which is close to the clamping groove 11, the protruding block 42 is inserted into the fixing groove 413, the fixing groove 413 is communicated with the sliding groove 412, and a clamping piece 43 for adjusting a moving distance of the protruding block 42 in the sliding groove 412 is arranged in the sliding groove 412.
When the moving distance of the sleeve 2 is limited by the tensioning assembly 4, one end of the metal rod 1 inserted into the driving groove 21 is abutted against the side wall of one side, far away from the clamping groove 11, of the driving groove 21, at the moment, the clamping piece 43 is moved along the length direction of the sliding groove 412 until the distance between the clamping piece 43 and the lug 42 is equal to the moving distance of the suture driven by the sleeve 2, and the metal rod 1 is pulled to move in the direction far away from the bone canal at the moment, so that the sleeve 2 moves along the length direction of the moving groove 411 under the pushing of the metal rod 1 until the lug 42 is abutted against the clamping piece 43, and the pretensioning of the full-suture anchor is completed.
Referring to fig. 3 and 4, the clamping member 43 includes a limiting block 431 inserted in the sliding groove 412 and abutted against the side wall of the sliding groove 412, a receiving groove 4311 parallel to the width direction of the sliding groove 412 is formed in the middle of the limiting block 431, the opening of the receiving groove 4311 is set towards one side far away from the moving groove 411, two symmetrically-arranged clamping blocks 432 are inserted in the receiving groove 4311 and slidingly connected with the receiving groove 4311, a plurality of clamping grooves 414 uniformly distributed along the length direction of the sliding groove 412 are formed in two sides of the sliding groove 412, and one ends, far away from each other, of the clamping blocks 432 are set to be arc-shaped and all penetrate through the side wall of the limiting block 431 and are clamped with the clamping grooves 414.
The same spring 433 that is parallel to holding tank 4311 length direction setting is all fixedly connected with to the one end that clamping piece 432 is close to each other, and spring 433 is in compression state all the time. The clamping block 432 is close to the holding tank 4311 open-ended one side all is equipped with buckle 434, equal fixedly connected with same vertical connecting rod 435 between buckle 434 and the stopper 431, and two buckle 434 one side that keep away from each other all set up to the middle part to the bellied circular-arc of one side that keeps away from each other. Referring to fig. 1 and 5, the side of the handle 41 away from the connection groove 222 is provided with two pay-off grooves 416 for placing the suture, which are provided along the length direction of the handle 41, and straighten the suture and stretch the suture along the length direction of the pay-off grooves 416 during the process of winding the suture on the disc 22, thereby reducing the possibility of overlapping the suture during the winding process.
When the clamping piece 43 is adjusted to be positioned in the sliding groove 412, the clamping piece 434 is pushed to the side close to each other, at the moment, the clamping piece 434 drives the limiting block 431 to move until the clamping block 432 completely enters the accommodating groove 4311, at the moment, the spring 433 is compressed, the clamping piece 434 is pushed to move along the sliding groove 412 in the direction away from the protruding block 42 until the distance between the limiting block 431 and the protruding block 42 corresponds to the suture tensioning distance, at the moment, the limiting block 431 stops moving and the clamping piece 434 is loosened, the spring 433 recovers deformation and pushes the clamping block 432 to move in the direction away from the accommodating groove 4311 until one end of the clamping block 432, which is positioned outside the accommodating groove 4311, is inserted into the clamping groove 414, so that the limiting of the protruding block 42 is facilitated, and the possibility of insufficient or overlarge pulling force when the suture is tensioned manually is reduced.
And when the clamping block 432 and the limiting block 431 are driven to move through the clamping buckle 434, the arc-shaped side wall enables the clamping buckle 434 to be manually pushed to adjust the positions of the clamping block 432 and the limiting block 431, extrusion of the side wall of the blocky clamping buckle 434 to a human hand is reduced, the shape of the clamping buckle 434 accords with the hand-held habit of the human hand, and therefore the clamping block 432 is further convenient to adjust and the limiting block 431 is further convenient to move, and the lug 42 is convenient to adjust.
The fixing piece 3 further comprises connecting wings 32 arranged on two sides of the fixing rod 31, one end, close to the fixing rod 31, of the connecting wings 32 is hinged to the fixing rod 31, and chamfers are arranged on one sides, close to the connecting wings 32, of two ends of the fixing rod 31. The mounting grooves 415 corresponding to the connecting wings 32 are formed in the two sides of the handle 41, the openings of the mounting grooves 415 are located on one side, close to the fixed rod 31, of the handle 41, when the metal rod 1 is fixed with the sleeve 2 through the connecting wings 32 and the mounting grooves 415, the connecting wings 32 rotate to be parallel to the length direction of the handle 41 along the hinging point and are inserted into the mounting grooves 415, and at the moment, the side walls of the two sides of the mounting grooves 415 are abutted to the two sides of the connecting wings 32. To facilitate the removal of the connection wings 32 from the mounting groove 415, one end of the connection wings 32, which is close to each other and is far from the hinge end, is provided as a slope inclined toward one side far from each other and toward one end close to the clamping groove 11.
The connecting wing 32 is inserted in the mounting groove 415, the side walls on two sides of the connecting wing 32 are abutted against the side walls of the mounting groove 415, when the metal rod 1 rotates at this time, the side walls of the mounting groove 415 limit the connecting wing 32, so that the metal rod 1 is further limited in the direction parallel to the width direction of the sleeve 2, the metal rod 1 and the sleeve 2 are further fixed relatively, when the metal rod 1 rotates, the connecting wing 32 rotates along the hinging point in the direction of being separated from the mounting groove 415 until the connecting wing 32 is separated from the mounting groove 415, and at the moment, the fixing rod 31 can drive the metal rod 1 to rotate along the length direction of the fixing hole 23, which is close to one end of the handle 41, so that the metal rod 1 is separated from a bone canal conveniently.
And when rotating the dead lever 31, the connecting wing 32 of both sides has increased the area of contact of people's hand and dead lever 31, be convenient for drive dead lever 31 rotates, more accord with people's habit of holding when connecting the inclined plane of wing 32 tip makes the people hold the connecting wing 32 simultaneously, when simultaneously driving the connecting wing 32 to the direction rotation of keeping away from mounting groove 415, the inclined plane makes the connecting wing 32 keep away from the one end of pin joint and forms the space between the mounting groove 415 diapire, thereby be convenient for take out connecting wing 32 from mounting groove 415, thereby improve drive dead lever 31 pivoted efficiency.
The implementation principle of the pretensionable full suture anchor inserter according to the embodiment of the application is as follows: when the full-suture inserter is used for pre-tensioning the full-suture anchor, the anchor is inserted into the clamping groove 11, at the moment, the full-suture anchor is not clamped by the side walls at two sides of the clamping groove 11, the suture on the full-suture anchor is stretched along the length direction of the metal rod 1 and wound in the annular groove 221 on the disc 22 at one side of the sleeve 2 far away from the clamping groove 11, when the suture winding is completed and needs to be fixed, the end part of the suture is wound in the connecting groove 222, at the moment, the connecting groove 222 increases the contact area between the disc 22 and the suture, so that the suture is not easy to deviate from the disc 22, and the suture is fixed, and at the moment, the fixing piece 3 fixes the metal rod 1 and the sleeve 2;
after the full-suture anchor is sent into a bone canal through the metal rod 1, the connecting wing 32 is rotated along a hinging point in a direction of being separated from the mounting groove 415 until the connecting wing 32 is separated from the mounting groove 415, the fixing rod 31 is rotated so as to rotate the fixing rod 31 to a side, close to one end of the handle 41, of the fixing hole 23, close to one end, close to the fixing hole 23, far away from the handle 41, and at the moment, the fixing rod 31 can slide along one end, far away from the handle 41, of the fixing hole 23, so that the metal rod 1 can move without moving the sleeve 2, at the moment, the fixing rod 31 is pulled to move along one end, far away from the handle 41, of the fixing hole 23, and when the fixing rod 31 moves to one side, far away from the handle 41, of the fixing hole 23, one end, inserted into the sleeve 2, of the metal rod 1 is abutted against the inner wall of the sleeve 2, at the moment, the metal rod 1 is separated from the bone canal and the full-suture anchor and the sleeve 2 are not moved along with the metal rod 1;
the buckle 434 is pushed to the side close to each other, at this time, the buckle 434 drives the limiting block 431 to move until the clamping block 432 completely enters the accommodating groove 4311, at this time, the spring 433 is compressed, the buckle 434 is pushed to move along the sliding groove 412 in the direction away from the protruding block 42 until the distance between the limiting block 431 and the protruding block 42 corresponds to the suture tensioning distance, at this time, the limiting block 431 stops moving and the buckle 434 is released, the spring 433 recovers deformation and pushes the clamping block 432 to move in the direction away from the accommodating groove 4311 until one end of the clamping block 432 located outside the accommodating groove 4311 is inserted into the clamping groove 414, the metal rod 1 is pulled continuously and the sleeve 2 is driven to move, and therefore the sleeve 2 drives the suture to move until the tensioning assembly 4 limits the sleeve 2 to move, and therefore the full suture anchor is contracted and deformed and fixed in a bone tunnel, and full suture anchor pre-tensioning is completed.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (7)
1. A pretensionable full suture anchor inserter, characterized by: including metal pole (1) and setting are in sleeve (2) of metal pole (1) one end, metal pole (1) is close to one end grafting of sleeve (2) is in sleeve (2) and with sleeve (2) sliding connection, be equipped with on sleeve (2) be used for fixing mounting (3) of metal pole (1), just be equipped with between metal pole (1) with sleeve (2) be used for adjusting tensioning subassembly (4) of suture tensioning distance, tensioning subassembly (4) including cup joint handle (41) in sleeve (2) outside, sleeve (2) with handle (41) sliding connection, sliding groove (412) have been seted up to handle (41) one side, be equipped with lug (42) on sleeve (2) lateral wall, lug (42) are located in sliding groove (412), just be equipped with in sliding groove (412) be used for adjusting lug (42) travel distance's chucking piece (43), piece (43) are including peg graft stopper (431) in sliding groove (412), one side is equipped with stopper (431) in the stopper (431) and is equipped with stopper 43432) one side that is close to holding groove (11), the clamping block (432) is inserted into the accommodating groove (4311) at one side close to the accommodating groove (4311) and is in sliding connection with the accommodating groove (4311), a spring (433) is fixedly connected in the accommodating groove (4311), the other end of the spring (433) is fixedly connected with the clamping block (432), and a plurality of clamping grooves (414) which are adaptive to the clamping block (432) are formed in the side wall of the sliding groove (412).
2. A pretensionable full suture anchor inserter according to claim 1, wherein: the utility model discloses a movable clamp for the electric vehicle, including joint piece (432), stopper (431) upper end, joint piece (432) upper end fixedly connected with buckle (434), stopper (431) upper end seted up with remove groove (411) that buckle (434) suited, buckle (434) are close to one end grafting of joint piece (432) is in remove in groove (411) and with remove groove (411) lateral wall butt and sliding connection.
3. A pretensionable full suture anchor inserter according to claim 2, wherein: the buckle (434) is far away from one end of the clamping block (432) and one side close to the clamping block (432) is provided with an arc shape with a raised middle part.
4. A pretensionable full suture anchor inserter according to claim 3, wherein: the fixing piece (3) comprises L-shaped fixing holes (23) formed in the side wall of the sleeve (2), the fixing holes (23) are uniformly distributed along the circumferential direction of the sleeve (2), one end of the fixing holes (23) away from the handle (41) is arranged along the length direction of the sleeve (2), fixing rods (31) perpendicular to the metal rods (1) are fixedly connected to the metal rods (1), two ends of each fixing rod (31) are inserted into the fixing holes (23), and when the metal rods (1) are fixed relative to the sleeve (2), the fixing rods (31) are inserted into one ends of the fixing holes (23) close to the handle (41).
5. The pretensionable full suture anchor inserter according to claim 4, wherein: the fixing piece (3) further comprises connecting wings (32) hinged to two sides of the fixing rod (31), mounting grooves (415) matched with the connecting wings (32) are formed in two sides of the handle (41), and when the metal rod (1) is fixed relative to the sleeve (2), the connecting wings (32) are inserted into the mounting grooves (415).
6. The pretensionable full suture anchor inserter according to claim 5, wherein: when the connecting wings (32) are inserted into the mounting grooves (415), one ends of the connecting wings (32) far away from the fixing rods (31) are inclined planes which are inclined to the side close to each other and to the side close to the fixing rods (31).
7. A pretensionable full suture anchor inserter according to claim 1, wherein: one end of the sleeve (2) far away from the handle (41) is provided with a plurality of annular grooves (221) used for winding a suture, and the two annular grooves (221) are mutually communicated through obliquely arranged communication grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211402583.1A CN115670548B (en) | 2022-11-10 | 2022-11-10 | Pre-tensioned full-suture anchor inserter |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211402583.1A CN115670548B (en) | 2022-11-10 | 2022-11-10 | Pre-tensioned full-suture anchor inserter |
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| CN115670548B true CN115670548B (en) | 2023-07-21 |
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| CN116269567B (en) * | 2023-05-23 | 2023-09-12 | 杭州翡宠生物科学有限公司 | suture tensioning device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9750492B2 (en) * | 2006-08-04 | 2017-09-05 | Depuy Mitek, Llc | Suture anchor system with tension relief mechanism |
| EP1987779B1 (en) * | 2007-05-02 | 2016-04-13 | Arthrex, Inc. | Suture tensioning device |
| US8828054B2 (en) * | 2008-04-02 | 2014-09-09 | Liavatec Corporation | Method and apparatus for meniscal repair |
| KR102126423B1 (en) * | 2011-02-16 | 2020-06-24 | 린바텍 코포레이션 | Method and apparatus for securing an object to bone |
| US9370350B2 (en) * | 2011-11-10 | 2016-06-21 | Biomet Sports Medicine, Llc | Apparatus for coupling soft tissue to a bone |
| RU2016129258A (en) * | 2013-12-20 | 2018-01-25 | Артрокер Корпорейшн | RECOVERY OF FABRIC WITH SURFACE MATERIAL FULLY WITHOUT NODES |
| EP3490467B1 (en) * | 2016-07-28 | 2022-07-13 | Smith & Nephew, Inc | Suture securing assemblies |
| US11564675B2 (en) * | 2017-06-12 | 2023-01-31 | Conmed Corporation | Knotless instability suture anchor construct and system |
| CN112515722A (en) * | 2020-12-01 | 2021-03-19 | 花沐医疗科技(上海)有限公司 | Full suture anchor structure and implantation device thereof |
| US20220378409A1 (en) * | 2021-04-08 | 2022-12-01 | Integrity Orthopaedics, Inc. | Tensionable and lockable soft suture anchors and anchor arrays for anatomical attachment of soft tissue to bone |
| CN215228015U (en) * | 2021-05-28 | 2021-12-21 | 北京天星博迈迪医疗器械有限公司 | Full suture anchor inserter |
| CN114366203B (en) * | 2022-01-12 | 2022-07-15 | 北京天星博迈迪医疗器械有限公司 | Novel full suture anchor implantation device |
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