CN213129839U

CN213129839U - Proximal humerus compression fracture reinforcing plate

Info

Publication number: CN213129839U
Application number: CN202021172612.6U
Authority: CN
Inventors: 吴家奇
Original assignee: Suzhou Youbeite Medical Devices Co ltd
Current assignee: Suzhou Youbeite Medical Devices Co ltd
Priority date: 2020-06-22
Filing date: 2020-06-22
Publication date: 2021-05-07
Anticipated expiration: 2030-06-22

Abstract

The utility model relates to a humerus near-end compressibility fracture reinforcing plate, including integrative portion and the location portion that resets that takes shape, it is provided with a plurality of locking holes in the portion that resets, be provided with locating hole and "8" word hole in advance on the location portion, the both sides of the portion that resets are provided with two lateral parts respectively and sew up the hole, horizontal recess has been seted up to the positive both sides of the portion that resets, horizontal recess is at the portion that resets both sides edge formation semi-circular notch, the near-end edge of the portion that resets is provided with two tip and sews up the hole, the positive near-end of the portion that resets has seted up vertical recess. Set up horizontal recess and vertical recess in the reinforcing plate openly and supply the ligature line to wear to establish, can greatly make things convenient for the ligature of humerus near-end tendon, do the curved surface to the arris on the reinforcing plate that the ligature line contacted simultaneously and handle, make the ligature line can maintain good ligature effect in patient later stage rehabilitation process, do not lead to ligature line wearing and tearing fracture because of muscle motion, ensure patient's recovered effect.

Description

Proximal humerus compression fracture reinforcing plate

Technical Field

The utility model belongs to the technical field of the bone surgery isolated plant, concretely relates to humerus near-end compressibility reinforcing plate that fractures.

Background

Since various muscles are attached to the proximal humerus, when the proximal humerus is fractured in a compressive manner, if muscle tendons cannot be completely restored during restoration, the movement units of the tendons are shortened, and the movement ability is affected.

The philios proximal humerus locking bone fracture plate is a bone fracture plate which is used for solving the technical problems and has the functions of tendon reduction and broken bone fixation, but the suture holes of the bone fracture plate are difficult to thread, and the suture lines and the edges of the suture holes are easy to rub and break, so that the suture is failed.

Disclosure of Invention

The to-be-solved technical problem of the utility model is: the utility model provides a humerus near-end compressibility fracture reinforcing plate, this reinforcing plate have the tendon to restore to the throne concurrently and garrulous bone fixed function, and sew up the easy threading of hole, and the stylolite is difficult for breaking, reduces the tendon and sews up the degree of difficulty that restores to the throne, improves the stability after the tendon restores to the throne.

In order to solve the technical problem, the utility model discloses a technical scheme is: the humerus proximal end compressive fracture reinforcing plate comprises a resetting part and a positioning part, wherein the resetting part is attached to the outer side surface of a proximal humerus ball head, the positioning part is connected to the far end of the resetting part and is attached to a humerus backbone, the resetting part and the positioning part are integrally formed, one surface of the reinforcing plate, which is attached to the outer side surface of the humerus, is a front surface, the reinforcing plate is characterized in that a plurality of locking holes are arranged on the resetting part, a long circular pre-positioning hole and two 8-shaped holes are sequentially arranged on the positioning part from the near end to the far end, two sides of the resetting part are respectively provided with two lateral part suture holes, two sides of the front surface of the resetting part are provided with transverse grooves extending from the lateral part suture holes to the adjacent edge of the resetting part, the transverse grooves form semicircular notches at the two side edges of the resetting part, the junctions of the transverse grooves and the lateral part suture holes are in smooth, "8" word hole is including the first taper hole and the second taper hole that are parallel to each other and intersect, and second taper hole is located the distal end of first taper hole, is provided with the internal thread on the first taper hole inner wall, and second taper hole inner wall is smooth, the near-end edge of portion that resets is provided with two tip and sews up the hole, and the front near-end of portion that resets is seted up from the tip and sews up the longitudinal groove that the hole extends to the near-end edge of portion that resets, and longitudinal groove forms semi-circular notch at the near-end edge of portion that resets, and the juncture rounding off of hole is sewed up with the tip to longitudinal groove, and longitudinal groove and the near-end edge rounding off of portion that resets, tip are sewed up the part that the one.

Preferably, the reduction part is further provided with a plurality of kirschner wire holes, and the diameters of the lateral suture holes and the end suture holes are consistent with the diameter of the kirschner wire holes.

Preferably, the proximal end of the pre-positioning hole is provided with a locking hole which is intersected with the pre-positioning hole in parallel.

The utility model has the advantages that: the utility model discloses an openly set up horizontal recess and vertical recess at the reinforcing plate and supply the ligature to wear to establish, greatly made things convenient for the ligature of humerus near-end tendon, do the curved surface processing to the arris on the reinforcing plate that the ligature contacted simultaneously, make the ligature can maintain good ligature effect in patient later stage rehabilitation process, do not lead to the ligature wearing and tearing fracture because of the muscle motion, ensure patient's recovered effect.

The utility model discloses further set up the kirschner wire hole in the portion that resets to the diameter that sews up hole and each tip and sew up the hole with each lateral part is unanimous with the diameter in kirschner wire hole, makes the reinforcing plate can utilize the kirschner wire to carry out interim location, and can use each lateral part to sew up the hole and each tip sews up the hole and carry out interim location as the kirschner wire hole, improves the flexibility of interim location.

The utility model discloses further set up the locking hole at the near-end in prepositioning hole to increase the stability of being connected of location portion and humerus diaphysis.

Description of the drawings:

the following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings, in which:

fig. 1 is a schematic front perspective view of the reinforcing plate of the present invention;

fig. 2 is a schematic view of a three-dimensional structure of a quilt cover of the reinforcing plate of the present invention;

fig. 3 is a sectional view a-a in fig. 1.

In FIGS. 1 to 3: 1. reset portion, 2, location portion, 3, locking hole, 4, prepositioning hole, 5, "8" word hole, 501, first taper hole, 502, second taper hole, 6, lateral part suture hole, 7, horizontal recess, 8, semi-circular notch, 9, tip suture hole, 10, vertical recess, 11, kirschner wire hole.

The specific implementation mode is as follows:

the following describes in detail a specific embodiment of the present invention with reference to the drawings.

The near end and the far end of the utility model are both near end and far end relative to the heart, wherein the end close to the heart is the near end, and the end far away from the heart is the far end.

The proximal humerus compressive fracture reinforcing plate shown in fig. 1 to 3 comprises a reduction part 1 attached to the outer side surface of a proximal humerus ball and a positioning part 2 attached to the distal end of the reduction part and attached to the humerus shaft, wherein the reduction part 1 and the positioning part 2 are integrally formed, and one surface of the reinforcing plate attached to the outer side surface of the humerus is a front surface, and is characterized in that six locking holes 3 are formed in the reduction part 1, a long circular pre-positioning hole 4 and two 8-shaped holes 5 are sequentially formed in the positioning part 2 from the proximal end to the distal end, two sides of the reduction part 1 are respectively provided with two side suture holes 6, two sides of the front surface of the reduction part 1 are provided with transverse grooves 7 extending from the side suture holes 6 to the adjacent edges of the reduction part 1, the transverse grooves 7 form semicircular notches 8 at the edges of the two sides of the reduction part 1, and the junctions of the transverse, the edge of the transverse groove 7 and the edge of the reset portion 1 are in smooth transition, the part, close to the side edge of the reset portion 1, of one end, located on the back of the reset portion 1, of the lateral suture hole 6 is in smooth transition with the back of the reset portion 1, the 8-shaped hole 5 comprises a first taper hole 501 and a second taper hole 502 which are parallel to each other and intersected, the second taper hole 502 is located at the far end of the first taper hole 501, internal threads are arranged on the inner wall of the first taper hole 501, the inner wall of the second taper hole 502 is smooth, the near-end edge of the reset portion 1 is provided with two end suture holes 9, the front near end of the reset portion 1 is provided with a longitudinal groove 10 extending from the end suture holes 9 to the near-end edge of the reset portion 1, the longitudinal groove 10 forms a semicircular notch 8 at the near-end edge of the reset portion 1, the junction of the longitudinal groove 10 and the end suture holes 9 is in smooth transition, the longitudinal groove 10 and the near-end edge .

The reset part 1 is also provided with a plurality of Kirschner wire holes 11 for temporarily positioning the reinforcing plate, the diameters of the side part suture holes 6 and the end part suture holes 9 are consistent with the diameter of the Kirschner wire holes 11, and when the reinforcing plate is temporarily positioned, the side part suture holes 6 and the end part suture holes 9 can also be temporarily used as the Kirschner wire holes to temporarily position the reinforcing plate.

The proximal end of the prepositioning hole 4 is provided with a locking hole 3, the locking hole 3 is intersected with the prepositioning hole 4 in parallel, and after the reinforcing plate is positioned by the prepositioning hole 4, a locking screw can be selectively screwed into the locking hole 3 at the proximal end of the prepositioning hole 4, so that the positioning part 2 is tightly attached to the humeral shaft.

The utility model discloses the working process is: as shown in fig. 1 to 3, firstly, the outer side of the shoulder of the patient is windowed, the fracture block is reset by a tool, the kirschner wire is used for temporary positioning after the fracture block is separated, the reinforcing plate is inserted, the kirschner wire is inserted through the kirschner wire hole 11 on the reinforcing plate for temporary positioning, the position of the reinforcing plate is adjusted, the screw passes through the prepositioning hole 4 and is screwed into the humeral shaft, the reinforcing plate is prepositioned, the position of the reinforcing plate is adjusted by CT influence, the position of the reinforcing plate is accurately adjusted, the locking screw is screwed into the locking hole 3 of the reset part by the locking screw to fix the fracture block at the proximal end of the humeral shaft, the pressurizing screw is screwed into the second taper hole 502 in the 8-shaped hole on the positioning part 2, the pressurizing screw is eccentrically inserted into the second taper hole 502 towards the distal end and is screwed into the humeral shaft, when the pressurizing screw is screwed into the, the reinforcing plate is forced to move slightly towards the far end of the humerus, the movement of the reinforcing plate drives the fracture block at the near end of the humerus to extrude towards the direction of the humerus shaft so as to reduce the crack, and then the locking screw is screwed into the first taper hole 501 in the other 8-shaped hole on the positioning part 2 until the nut of the locking screw is screwed into the first taper hole 501 and is tightly combined with the thread on the inner side surface of the first taper hole 501. At this point, the reinforcing plate is fixed.

Then, a J-shaped needle is used for drawing a binding wire to penetrate into the transverse groove 7 from each side part suture hole 6, the binding wire is drawn out from the side edge of the reduction part and then sutured with the tendon on the proximal humerus ball head, the tendon is drawn towards the reinforcing plate, the tension of the tendon on the fracture block is overcome, the fracture block is prevented from being drawn by the tendon and separated from the locking screw, and the suture traction can be carried out on the pectoralis major tendon on the front side of the proximal humerus ball head and the infraspinatus tendon on the rear side of the proximal humerus ball head by adopting the method.

Similarly, a J-shaped needle is used for drawing a binding wire to penetrate into the longitudinal groove 10 from each end stitching hole 9, the binding wire is drawn out from the proximal end of the reduction part and then stitched with the supraspinatus tendon on the proximal ball head of the humerus, the supraspinatus tendon is drawn towards the reinforcing plate, the tension of the supraspinatus tendon on the fracture is overcome, and the fracture is prevented from being pulled by the supraspinatus tendon and being separated from the locking screw.

After the suture of each tendon is completed, the wound is cleaned and then the window is sutured, and the operation is completed.

The above embodiments are merely illustrative of the principles and effects of the present invention, and some embodiments in use, and are not intended to limit the invention; it should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the inventive concept of the present invention, and these changes and modifications belong to the protection scope of the present invention.

Claims

1. The humerus proximal end compressive fracture reinforcing plate comprises a resetting part (1) attached to the outer side surface of a proximal humerus ball head and a positioning part (2) connected to the distal end of the resetting part and attached to the humerus shaft, wherein the resetting part (1) and the positioning part (2) are integrally formed, and one surface of the reinforcing plate attached to the outer side surface of the humerus is a front surface, the humerus proximal end compressive fracture reinforcing plate is characterized in that a plurality of locking holes (3) are formed in the resetting part (1), a long circular pre-positioning hole (4) and two 8-shaped holes (5) are sequentially formed in the positioning part (2) from the proximal end to the distal end, two sides of the resetting part (1) are respectively provided with two lateral part suture holes (6), two sides of the front surface of the resetting part (1) are provided with transverse grooves (7) extending from the lateral part suture holes (6) to the edges of the adjacent resetting part (1), and, the junction of the transverse groove (7) and the lateral suture hole (6) is in smooth transition, the edge of the transverse groove (7) and the reset part (1) is in smooth transition, one end, located on the back of the reset part (1), of the lateral suture hole (6) is close to the side edge of the reset part (1) and is in smooth transition with the back of the reset part (1), the 8-shaped hole (5) comprises a first taper hole (501) and a second taper hole (502) which are parallel and intersected with each other, the second taper hole (502) is located at the far end of the first taper hole (501), internal threads are arranged on the inner wall of the first taper hole (501), the inner wall of the second taper hole (502) is smooth, two end suture holes (9) are arranged on the edge of the near end of the reset part (1), a longitudinal groove (10) extending from the end suture hole (9) to the near end edge of the reset part (1) is arranged on the front near end of the reset part (1), and a semicircular notch (8) is formed on, the junction of the longitudinal groove (10) and the end part suture hole (9) is in smooth transition, the longitudinal groove (10) and the edge of the near end of the reduction part (1) are in smooth transition, and the part, close to the near end of the reduction part (1), of the end part suture hole (9) positioned on the back of the reduction part (1) is in smooth transition with the back of the reduction part (1).

2. The proximal humerus compressive fracture reinforcing plate according to claim 1, characterized in that a plurality of kirschner wire holes (11) are further provided on the reduction part (1), and the diameters of the respective side suture holes (6) and the respective end suture holes (9) coincide with the diameters of the kirschner wire holes (11).

3. The proximal humeral compressive fracture reinforcing plate according to claim 1, characterized in that the proximal end of the pilot hole (4) is provided with a locking hole (3), and the locking hole (3) intersects the pilot hole (4) in parallel.