CN209059394U - A kind of fixed device of the bone block of proximal humeral comminuted - Google Patents
A kind of fixed device of the bone block of proximal humeral comminuted Download PDFInfo
- Publication number
- CN209059394U CN209059394U CN201820933991.2U CN201820933991U CN209059394U CN 209059394 U CN209059394 U CN 209059394U CN 201820933991 U CN201820933991 U CN 201820933991U CN 209059394 U CN209059394 U CN 209059394U
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- intramedullary nail
- plate
- bone
- vane
- bone plate
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- 210000000988 bone and bone Anatomy 0.000 title claims abstract description 90
- 238000005452 bending Methods 0.000 claims abstract description 4
- 210000002758 humerus Anatomy 0.000 claims description 17
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 13
- 229910052719 titanium Inorganic materials 0.000 claims description 13
- 239000010936 titanium Substances 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 239000004744 fabric Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 7
- 206010020462 Humerus fracture Diseases 0.000 abstract description 6
- 208000006670 Multiple fractures Diseases 0.000 abstract description 4
- 230000000399 orthopedic effect Effects 0.000 abstract 1
- 206010017076 Fracture Diseases 0.000 description 8
- 208000010392 Bone Fractures Diseases 0.000 description 7
- 208000002103 Shoulder Fractures Diseases 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000012634 fragment Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 210000004872 soft tissue Anatomy 0.000 description 3
- 208000024779 Comminuted Fractures Diseases 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 208000015181 infectious disease Diseases 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000002324 minimally invasive surgery Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 241000446313 Lamella Species 0.000 description 1
- 208000026137 Soft tissue injury Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000004393 prognosis Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000008733 trauma Effects 0.000 description 1
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- Surgical Instruments (AREA)
Abstract
A kind of fixed device of the bone block of proximal humeral comminuted, belongs to orthopedic medical device technical field, is fixed for multiple bone blocks to proximal humeral comminuted.Its technical solution is: the lower end of intramedullary nail connecting rod has screw thread and the screw hole of intramedullary nail tail portion to be cooperatively connected, the upper end of intramedullary nail connecting rod is shaft, the one end for horizontally rotating piece has the shaft of axis hole and intramedullary nail connecting rod upper end to be rotatablely connected, the other end and the bending of vane upper end for horizontally rotating piece connect, vane is parallel with the rivet nut of intramedullary nail, there is pilot hole opposite with intramedullary nail in the plate face of vane, the plate face of bone plate is between intramedullary nail rivet nut and vane plate face, the upper end of bone plate is connected with screw rod, there is vertical screw hole in the plate face for horizontally rotate piece, the screw rod of bone plate upper end is connected with the screw hole for horizontally rotating piece.Multiple fracture bone blocks of fracture of humerus proximal end can be carried out multi-faceted and multi-angle fixation by the utility model, reach satisfied reset effect.
Description
Technical field
The utility model relates to the devices that multiple bone blocks of a kind of pair of proximal humeral comminuted are fixed, and belong to bone
Section's the field of medical instrument technology.
Background technique
Proximal humeral fracture is a kind of clinically common fracture, and it is current that the trend constantly risen, which is presented, in disease incidence
One of the difficult point of orthopaedic trauma treatment.The parting of proximal humeral fracture is significant, can guiding treatment, judging prognosis is conducive to
Exchange between colleague.Most common is Neer parting, and proximal humeral fracture mainly includes humerus head, major tubercle, brief summary
Section, four part of humeral shaft, judgment criteria is angulation > 45 ° or displacement fracture > 1cm.Displacement degree between this four sclerites is determined
The Neer parting of fracture is determined.Treatment of Proximal Humerus Fractures principle is to strive for preferably resetting, and retains the blood of humerus head as far as possible
Liquid circulation-supplied keeps the stabilization of fracture site.
Have at present for the main operation plan of fracture of humerus:
1, locking steel plate open reduction and Kirschner wire fixation.This operation plan can get good surgical field of view, reach as far as possible
Anatomical reduction, but usually need to expose surrounding soft tissue on a large scale, it damages larger.
2, humeral intramedullary nail technology.This operation plan can use minimal invasive techniques, reduce soft tissue injury, but for powder
The boniness block reset of fragility fracture is more difficult.
Do not have other than using the scheme of locking steel plate open reduction and Kirschner wire fixation for the comminuted fracture of proximal humerus at present
Have preferable other schemes, and this traditional scheme does not meet current Minimally Invasive Surgery development trend, thus very it is necessary to
New technical solution is developed, to improve surgical effect, patient suffering is reduced, provides technology branch for the development of bone block Minimally Invasive Surgery
It holds.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of fixed dresses of the bone block of proximal humeral comminuted
It sets, multiple fracture bone blocks of fracture of humerus proximal end can be carried out multi-faceted and multi-angle fixation by this fixed device, be reached
Satisfied reset effect, while avoiding cutting surrounding soft tissue on a large scale, the infection of notch is prevented, surgical effect is improved, subtracts
Few recovery time.
The technical solution for solving above-mentioned technical problem is:
A kind of fixed device of the bone block of proximal humeral comminuted, it is by intramedullary nail, sighting device, bone plate group at marrow
There is the screw hole along intramedullary nail length direction in the tail portion of interior nail, and sighting device includes intramedullary nail connecting rod, horizontally rotates piece, aims at
Plate, the lower end of intramedullary nail connecting rod have screw thread and the screw hole of intramedullary nail tail portion to be cooperatively connected, and the upper end of intramedullary nail connecting rod is to turn
Axis, horizontally rotating piece and vane is strip plate, and there is axis hole perpendicular to plate face in the one end for horizontally rotating piece, is horizontally rotated
The shaft of the axis hole of piece and intramedullary nail connecting rod upper end is rotatablely connected, and horizontally rotates that piece is vertical with the rivet nut of intramedullary nail, and level turns
The other end of movable plate and the bending of vane upper end connect, and vane is parallel with the rivet nut of intramedullary nail, leads in the plate face of vane
Xiang Kongyu intramedullary nail is opposite, and bone plate is elongated plates, the plate face of bone plate between intramedullary nail rivet nut and vane plate face,
Alongst there are multiple screw holes on bone plate, the upper end of bone plate is connected with the screw rod along bone plate length direction,
There is vertical screw hole in the plate face for horizontally rotate piece, the screw rod of bone plate upper end is connected with the screw hole for horizontally rotating piece.
The fixed device of the bone block of above-mentioned proximal humeral comminuted, the top of the intramedullary nail are identical as bone plate length
Part for soft titanium composition, the synthetism plate bolt that bone plate uses is that hard titanium is constituted, and synthetism plate bolt is across humerus or sclerite
It is screwed among the soft titanium in intramedullary nail top by self-strength.
The bone block of above-mentioned proximal humeral comminuted fixes device, has multiple lead in the vane plate face of the sighting device
Xiang Kong, multiple pilot holes are uniformly distributed along the length direction of vane, multiple pilot holes screw with bone plate length direction respectively
Hole matches, and the pilot hole that guide pin passes through vane is connected with the screw hole of bone plate.
The fixed device of the bone block of above-mentioned proximal humeral comminuted, the sighting device horizontally rotate piece and vane is
Two groups, two axis hole overlappings for horizontally rotating piece are connected in the upper end shaft of intramedullary nail connecting rod, intramedullary nail connecting rod upper end
There is locking nut that will horizontally rotate piece to fix.
The on piece that horizontally rotates of the fixed device of the bone block of above-mentioned proximal humeral comminuted, the sighting device has 2-3
Screw hole it is uniformly distributed along the length direction for horizontally rotating piece, after the screw rod of bone plate passes through the screw hole for horizontally rotating piece of sighting device
It is fastened by fixture nut.
The beneficial effects of the utility model are:
The utility model carries out comprehensive reduction to proximal humeral comminuted using intramedullary nail and bone plate composite structure,
The minimally invasive fixed humerus trunk of intramedullary nail, bone plate are percutaneously placed in, can be from multi-faceted, the fixed all proximal ends of multi-angle merging screw
Fracture fragment, maintenance are satisfied with reset position, and bone plate is connected as one by hard titanium bone plate screw with intramedullary nail, make entirely solid
It is more stable to determine device, sighting device takes out after fixation.
The utility model, which is that proximal humeral comminuted is fixed, to be initiated, and it is solid to solve traditional fracture of humerus intramedullary nail
Surely it is difficult to the problem of resetting to comminuted fracture boniness block, multiple fracture bone blocks of fracture of humerus proximal end can be carried out more
The fixation in orientation and multi-angle reaches satisfied reset effect, avoids the drawbacks of cutting surrounding soft tissue on a large scale, can be with
It is effectively prevented the infection of notch, improves surgical effect, reduces recovery time, is the minimally invasive of proximal humeral comminuted
Treatment provides technical support.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the use state diagram of the utility model.
Mark in figure as follows: intramedullary nail 1, intramedullary nail connecting rod 3, shaft 4, locking nut 5, horizontally rotates piece at sighting device 2
6, axis hole 7, vane 8, pilot hole 9, bone plate 10, screw hole 11, screw rod 12, fixture nut 13, guide pin 14, humerus 15, connect
Bone plate screw 16.
Specific embodiment
The utility model is made of intramedullary nail 1, sighting device 2, bone plate 10.Intramedullary nail 1 is fixed in humerus trunk, synthetism
Plate 10 is connected as one by sighting device 2 with intramedullary nail 1, and bone plate 10 is percutaneously placed in, and can be placed in screw from multi-faceted, multi-angle
Fixed all fractured near end fragments, maintenance are satisfied with reset position.
It is shown in figure, there is the screw hole along 1 length direction of intramedullary nail in the tail portion of intramedullary nail 1, for connecting sighting device 2, takes aim at
Quasi- device 2 include by intramedullary nail connecting rod 3, horizontally rotate piece 6, vane 8 forms.
It is shown in figure, the lower end of intramedullary nail connecting rod 3 has screw thread and the screw hole of 1 tail portion of intramedullary nail to be cooperatively connected, intramedullary nail
The upper end of connecting rod 3 is shaft 4.
It is shown in figure, horizontally rotating piece 6 is strip plate, and it is vertical with the rivet nut of intramedullary nail 1 to horizontally rotate piece 6, level
There is the axis hole 7 perpendicular to plate face in one end of rotatable lamella 6, horizontally rotates the axis hole 7 of piece 6 and the shaft 4 of 3 upper end of intramedullary nail connecting rod
Rotation connection.It is adjustable to horizontally rotate piece 6 and humerus 15 by horizontally rotating piece 6 in the rotation of 3 upper end of intramedullary nail connecting rod
Circumferential position, to enable the bone plate 10 for horizontally rotating the connection of piece 6 and the fracture bone block of different location to be fixedly connected.
It being shown in figure, vane 8 is strip plate, and 8 upper end of vane is connected with the other end bending for horizontally rotating piece,
The plate face of vane 8 is parallel with the rivet nut of intramedullary nail 1, has multiple pilot holes 9 and intramedullary nail 1 opposite in the plate face of vane 8, more
A pilot hole 9 is uniformly distributed along the length direction of vane 8.
It is shown in figure, bone plate 10 is elongated plates, and the plate face of bone plate 10 is located at 1 rivet nut of intramedullary nail and 8 plate of vane
Between face.Alongst have multiple screw holes 11 on bone plate 10, multiple pilot holes 9 in 8 plate face of vane respectively with
The screw hole 11 of 10 length direction of bone plate matches, and guide pin 14 passes through the pilot hole 9 of vane 8 and the screw hole of bone plate 10
11 are connected, and are connected as one bone plate 10 with vane 8.
It is shown in figure, there is the screw rod 12 along 10 length direction of bone plate in the upper end of bone plate 10, is horizontally rotating piece 6
There is vertical screw hole in plate face, the screw rod 12 of 10 upper end of bone plate is connected with the screw hole for horizontally rotating piece 6.Rotate bone plate
10, screw rod 12 can move up and down in the screw hole for horizontally rotating piece 6, adjust the upper and lower position of bone plate 10, while can also be with
The direction of 10 plate face of bone plate is adjusted, to be connected with the sclerite of different directions.
It is shown in figure, the top of intramedullary nail 1 part identical with 10 length of bone plate is soft titanium composition, and bone plate 10 uses
Synthetism plate bolt 16 be that hard titanium is constituted, synthetism plate bolt 16 passes through humerus 15 or sclerite and is screwed into intramedullary nail by self-strength
Among the soft titanium in 1 top.Bone plate 10 is connected as one by the synthetism plate bolt 16 of hard titanium with intramedullary nail 1, and entirely fixed dress is made
It sets more stable.
It is shown in figure, sighting device 2 horizontally rotates the screw hole for having 2-3 on piece 6, and screw hole is along the length for horizontally rotating piece 6
It is uniformly distributed to spend direction, there is fixture nut 13 in the upper end of the screw rod 12 of bone plate 10, and the screw rod 12 of bone plate 10 passes through the water of sighting device 2
It is fastened after the screw hole of flat turn movable plate 6 by fixture nut 13, the position and direction of bone plate 10 is fixed.Bone plate 10 can pass through
Selection horizontally rotates the different screw holes on piece 6 and changes the distance between humerus 15, to be close to the fixed fracture bone block of humerus 15.
It is shown in figure, horizontally rotate piece 6 and the vane 8 of sighting device 2 are two groups, and two horizontally rotate 7 weight of axis hole of piece 6
Folded to be connected in the upper end shaft 4 of intramedullary nail connecting rod 3,3 upper end of intramedullary nail connecting rod has locking nut 5 that will horizontally rotate piece 6
It is fixed.Two groups horizontally rotate piece 6 and vane 8 and can be connected with two bones plate 10, two bones plate 10 can with it is multiple
Fracture bone block carries out multi-faceted and multi-angle fixation, reaches satisfied reset effect, sighting device takes out after fixation.
The utility model use process is as follows:
Firstly, by intramedullary nail 1 from the pulp cavity of 15 upper end of humerus insertion humerus 15, and the minimally invasive fixation of humerus trunk, then
It is screwed into the intramedullary nail connecting rod 3 of sighting device 2 in the position that the intramedullary nail 1 of humerus 15 installs tail cap, then the level of sighting device 2 is turned
7 sets of axis hole of movable plate 6 are in the shaft 4 of 3 upper end of intramedullary nail connecting rod.
The screw rod 12 of 10 upper end of bone plate is connected with the screw hole for horizontally rotating piece 6, bone plate 10 is percutaneously placed in, rotation
Bone plate 10, screw rod 12 can move up and down in the screw hole for horizontally rotating piece 6, adjust the upper and lower position of bone plate 10, simultaneously
The direction of 10 plate face of bone plate is adjusted, it is opposite with the sclerite of different directions.
It is connected using the pilot hole 9 that guide pin 14 passes through vane 8 with the screw hole 11 of bone plate 10, fixation bone fracture plate 10
Position.
The fixed all proximal end bones of the screw hole that synthetism plate bolt 16 is passed through into the bone plate 10 in two different locations and direction
Fragment is rolled over, reaches and is satisfied with multiple position position.Synthetism plate bolt 16 passes through humerus 15 or sclerite is screwed into marrow by self-strength
It follows closely among the soft titanium in 1 top.Bone plate 10 is connected as one by the synthetism plate bolt 16 of hard titanium with intramedullary nail 1, and entire fixation is made
Device is more stable.
After fixation, guide pin is taken out, the fixture nut 13 of 12 upper end of screw rod of bone plate 10 is removed, while will aimed at
The locking nut 5 that device 2 horizontally rotates 6 upper end of piece is removed, and sighting device 2 is separated with bone plate 10, intramedullary nail 1, takes out sighting device
2, stitching processing is carried out to wound.
Claims (5)
1. a kind of fixed device of the bone block of proximal humeral comminuted, it is characterised in that: it is by intramedullary nail (1), sighting device
(2), bone plate (10) forms, and there is the screw hole along intramedullary nail (1) length direction in the tail portion of intramedullary nail (1), and sighting device (2) includes
Intramedullary nail connecting rod (3) horizontally rotates piece (6), vane (8), and there are screw thread and intramedullary nail in the lower end of intramedullary nail connecting rod (3)
(1) screw hole of tail portion is cooperatively connected, and the upper end of intramedullary nail connecting rod (3) is shaft (4), horizontally rotates piece (6) and vane (8)
For strip plate, there is axis hole (7) perpendicular to plate face in the one end for horizontally rotating piece (6), horizontally rotates the axis hole (7) of piece (6)
It is rotatablely connected with the shaft (4) of intramedullary nail connecting rod (3) upper end, it is vertical with the rivet nut of intramedullary nail (1) to horizontally rotate piece (6), water
The other end of flat turn movable plate (6) and the bending of vane (8) upper end connect, and vane (8) is parallel with the rivet nut of intramedullary nail (1), takes aim at
There are pilot hole (9) and intramedullary nail (1) in the plate face of quasi- plate (8) relatively, bone plate (10) is elongated plates, the plate of bone plate (10)
Face is located between intramedullary nail (1) rivet nut and vane (8) plate face, and bone plate alongst has multiple screw holes on (10)
(11), the upper end of bone plate (10) is connected with the screw rod (12) along bone plate (10) length direction, is horizontally rotating piece (6)
There is vertical screw hole in plate face, the screw rod (12) of bone plate (10) upper end is connected with the screw hole for horizontally rotating piece (6).
2. the fixed device of the bone block of proximal humeral comminuted according to claim 1, it is characterised in that: in the marrow
It follows closely the top part identical with bone plate (10) length of (1) to constitute for soft titanium, the synthetism plate bolt that bone plate (10) uses
(16) it is constituted for hard titanium, synthetism plate bolt (16) passes through humerus (15) or sclerite is screwed on intramedullary nail (1) by self-strength
Among the soft titanium in portion.
3. the fixed device of the bone block of proximal humeral comminuted according to claim 1, it is characterised in that: the aiming
Have multiple pilot holes (9) in vane (8) plate face of device (2), multiple pilot holes (9) are equal along the length direction of vane (8)
Cloth, screw hole (11) of multiple pilot holes (9) respectively with bone plate (10) length direction match, and guide pin (14) passes through vane
(8) pilot hole (9) is connected with the screw hole (11) of bone plate (10).
4. the fixed device of the bone block of proximal humeral comminuted according to claim 1, it is characterised in that: the aiming
Horizontally rotate piece (6) and the vane (8) of device (2) are two groups, and two axis holes (7) overlappings for horizontally rotating piece (6) are connected to marrow
In the upper end shaft (4) of interior nail connecting rod (3), intramedullary nail connecting rod (3) upper end has locking nut (5) that will horizontally rotate piece (6)
It is fixed.
5. the fixed device of the bone block of proximal humeral comminuted according to claim 1, it is characterised in that: the aiming
Device (2) horizontally rotates the screw hole for having 2-3 on piece (6), and 2-3 screw hole is uniformly distributed along the length direction for horizontally rotating piece (6),
The screw rod (12) of bone plate (10) is fastened after the screw hole for horizontally rotating piece (6) of sighting device (2) by fixture nut (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820933991.2U CN209059394U (en) | 2018-06-15 | 2018-06-15 | A kind of fixed device of the bone block of proximal humeral comminuted |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820933991.2U CN209059394U (en) | 2018-06-15 | 2018-06-15 | A kind of fixed device of the bone block of proximal humeral comminuted |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209059394U true CN209059394U (en) | 2019-07-05 |
Family
ID=67088945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820933991.2U Expired - Fee Related CN209059394U (en) | 2018-06-15 | 2018-06-15 | A kind of fixed device of the bone block of proximal humeral comminuted |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209059394U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109171917A (en) * | 2018-06-15 | 2019-01-11 | 河北医科大学第三医院 | A kind of fixed device of the bone block of proximal humeral comminuted |
-
2018
- 2018-06-15 CN CN201820933991.2U patent/CN209059394U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109171917A (en) * | 2018-06-15 | 2019-01-11 | 河北医科大学第三医院 | A kind of fixed device of the bone block of proximal humeral comminuted |
| CN109171917B (en) * | 2018-06-15 | 2020-06-26 | 河北医科大学第三医院 | Bone block fixing device for proximal comminuted fracture of humerus |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190705 |