CN204995564U - Spiral pressurization lock -in synchronization coaptation board - Google Patents
Spiral pressurization lock -in synchronization coaptation board Download PDFInfo
- Publication number
- CN204995564U CN204995564U CN201520685359.7U CN201520685359U CN204995564U CN 204995564 U CN204995564 U CN 204995564U CN 201520685359 U CN201520685359 U CN 201520685359U CN 204995564 U CN204995564 U CN 204995564U
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- CN
- China
- Prior art keywords
- pressurization
- hole
- blade plate
- screw
- thread
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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- 210000000988 bone and bone Anatomy 0.000 claims description 7
- 238000000034 method Methods 0.000 abstract description 15
- 239000002184 metal Substances 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000035876 healing Effects 0.000 description 3
- 208000010392 Bone Fractures Diseases 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000002980 postoperative effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 206010038743 Restlessness Diseases 0.000 description 1
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009940 knitting Methods 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Surgical Instruments (AREA)
Abstract
The utility model provides a spiral pressurization lock -in synchronization coaptation board, including the coaptation edition of books body (1) and screw (2), the coaptation edition of books body (1) has a top surface (1 -1) and is used for the basal surface (1 -2) of coaptation head, sets up a set of pressurization through -hole (3) on the coaptation edition of books body (1), top surface (1 -1) and low surface (1 -2) are connected to pressurization through -hole (3), and it is pressor termination end (3 -2) that one side of pressurization through -hole (3) is pressor top (3 -1) just and its opposite side, set up on the inner wall of at least one pressurization through -hole (3) from first top (3 -1) to the whole continuous thread (3 -3) that stops end (3 -2), the head (2 -1) of screw (2) sets up and the corresponding screw thread (2 -2) of whole continuous thread (3 -3). The utility model provides a pressurization and locking process do not have the indiscriminate spiral pressurization lock -in synchronization coaptation board who detains the phenomenon, produces metal fillings and labour saving and time saving that hinders, produces crowded firmly.
Description
Technical field
This utility model relates to medical apparatus and instruments field, specifically a kind of screw press locking synchronization blade plate.
Background technology
It is 2011100714135 that Chinese patent discloses a kind of application number, name is called the patent of invention of locking compress bone-knitting device and using method thereof, this patent achieves pressurization and locking is carried out simultaneously, and it is simple to operate and easy to use, shorten operating time and reduce use cost, in the patented product, blade plate body is arranged pressurization hole, pressurization hole extends to clearing end from initial end and offers screw thread at the hole inwall of clearing end, screw head offers the screwed hole corresponding to clearing end, during pressurization, screw carries out in rotary moving from initial end toward clearing end, the screw portion of screw promotes bone and moves toward fractuer direction, the screw thread of final screw head and the screw thread of clearing end produce and are threaded thus realize pressurizeing and locking process.
In above pressure process, screw thread is provided with owing to only having on the hole inwall of clearing end in pressurization hole, but the hole inwall of initial end does not have screw thread, that is the screw thread in whole pressurization hole is not continuous print, namely each circle screw thread disconnects, this will cause the screw thread of screw head when initial end carries out rotary presser, its screw thread can occur firmly to extrude with not having the hole inwall of threaded initial end, this extrudes one is firmly to hinder screw to move toward clearing end direction, when the screw head screw thread crushed injury arrives clearing end, it can produce with the screw thread eventually to stomidium wall and disorderly detain phenomenon, cause locking unsuccessfully and pressure process slowly and waste time and energy, even if can requirements of operation be met in random button situation, but postoperative need take out steel plate and screw time, random button can cause screw and steel plate generation cold welding, screw is caused to take out difficulty, two is if constantly force rotary screw, screw thread on screw is probably squeezed wound by the inwall of initial segment, cause thread damage and can not coordinate with the female thread of clearing end, also likely cause between screw and inwall, producing extrusion metal bits, if this metal fillings falls on bone very can be difficult to cleaning, be also unfavorable for the healing in bone gap simultaneously.
Summary of the invention
In order to take above-mentioned technical disadvantages, this utility model provides a kind of screw press locking synchronization blade plate, by the initial end in pressurization hole, continuous thread is set to the hole inwall of clearing end, in pressure process, the head of screw can be directly screwed into by the hole wall screw thread guiding of initial end, be screwed into process more smooth, no longer there is hard squeezing with the hole inwall of initial end and hinder in the head threads of screw, pressurize and locking process time saving and energy saving and easy to operate, substantially reduce operating time; No longer produce metal fillings simultaneously, therefore there is not the cumbersome procedure removing metal fillings, be more beneficial to the healing in bone gap.
For achieving the above object, the technical scheme that this utility model is taked is: comprise blade plate body and screw, blade plate body is provided with pressurization through hole, pressurization through hole side be pressurization initial end-and its opposite side be pressurization clearing end, the inwall of pressurization through hole is arranged from initial end to clearing end-continuous thread, the head of described screw arranges the screw thread corresponding with continuous thread.
Described pressurization through hole is Long Circle, and its overall continuous thread is circular arc.
Described pressurization through hole is straight hole or taper hole, and its overall continuous thread is straight thread or taper thread.
Described pressurization through hole has groove in the face of the top of top surface and forms counterbore.
Described groove is spherical expansion groove.
Described groove is the cone tank formed by chamfering.
The inwall of all pressurization through holes on described blade plate body all arranges overall continuous thread.
Described blade plate body is set to the strip blade plate body that strip blade plate body or one end have the Special-Shaped Surface can closed with bone surface matching form.
Described pressurization through hole is arranged along the longitudinal axis of blade plate body.
Accompanying drawing explanation
Fig. 1 is partial structurtes schematic diagram of the present utility model;
Fig. 2 is A-A profile of the present utility model;
Fig. 3 is A place of the present utility model enlarged drawing;
Fig. 4 starts pressurization figure when being use of the present utility model;
Fig. 5 is pressurization of the present utility model and locking end figure.
Detailed description of the invention
Fig. 1-5 is an embodiment of the present utility model, illustrate the present embodiment by reference to the accompanying drawings, comprise blade plate body 1 and screw 2, described blade plate body 1 has a top surface 1-1 and the basal surface 1-2 for synthetism head, blade plate body 1 arranges one group of oblong pressurization through hole 3 of arranging along its longitudinal axis, described pressurization through hole 3 can be straight hole or taper hole, described pressurization through hole 3 connects top surface 1-1 and low surperficial 1-2, the side of pressurization through hole 3 is the initial end 3-1 pressurizeed is the clearing end 3-2 pressurizeed with its opposite side, pressurization through hole 3 has groove in the face of the top of top surface 1-1 and forms counterbore, described groove is spherical expansion groove or the cone tank formed by chamfering, the inwall of pressurization through hole 3 arranges the overall continuous thread 3-3 from initial end 3-1 to clearing end 3-2, described overall continuous thread 3-3 is circular arc can be straight thread or taper thread, the head 2-1 of described screw 2 arranges the screw thread 2-2 corresponding with overall continuous thread 3-3, described screw 2 can be lock screw, it can be ball screw, can need to select according to operation.
The using method of screw press locking synchronization blade plate:
A, one end of blade plate body 1 is fixedly connected on the side of bone fracture position, it have at least the pressurization through hole 3 of a clearing end 3-2 be arranged on the opposite side of bone fracture position, described screw 2 arranges in this pressurization through hole 3, and this screw 2 is positioned at the initial end 3-1 of pressurization through hole 3; B, the locating hole that brill is corresponding with described screw 2 position on skeleton; C, screw 2 aimed at locating hole and inserts in this locating hole; D, rotary screw 3, rotates its initial end 3-1 from pressurization through hole 3 to clearing end 3-2, locked after screw 3 turns to clearing end 3-2, realizes pressurizeing and locking settles at one go.As guaranteed, blade plate body 1 and skeleton are connected firmly, and can be undertaken pressurizeing and locking by screw again according to above-mentioned steps in another pressurizes through hole.
The beneficial effects of the utility model are:
1. owing to devising the continuous thread 3-3 from initial end 3-1 to clearing end 3-2, the screw thread 2-2 corresponding with continuous thread 3-3 is set with the head 2-1 of described screw 2, when starting to pressurize, the head 2-1 of screw 2 can be directly screwed into by the hole wall screw thread guiding of initial end, no longer there is hard squeezing with the hole inwall of initial end and hinder in the head threads of screw, therefore during locking, the head threads of the head 2-1 of screw 2 no longer produces random button with the inner thread of clearing end, screw be screwed into and locking process is all led by overall continuous thread, the process that is screwed into of screw is more smooth, pressurization and locking process time saving and energy saving and easy to operate, substantially reduce operating time, the inwall of the head and initial end that simultaneously no longer there is screw produces hard squeezing and hinders phenomenon, so no longer produce metal fillings, therefore there is not the cumbersome procedure removing metal fillings, is more beneficial to the healing in bone gap, phenomenon is buckled in the unrest that simultaneously no longer there is screw and clearing end screw thread, and for postoperative taking-up blade plate body and screw provide good environment, process of taking out is more time saving and energy saving, greatly slow down the misery of patient simultaneously.
2. owing to devising the continuous thread 3-3 from initial end 3-1 to clearing end 3-2, the screw thread 2-2 corresponding with continuous thread 3-3 is set with the head 2-1 of described screw 2, pressurize and lock course synchronization and carry out continuously, reduce the mortality of pressurization and locking, reduce further operation cost.
Certainly; above-mentioned explanation not restriction of the present utility model; this utility model is also not limited in above-mentioned citing, the change that those skilled in the art make in essential scope of the present utility model, remodeling, interpolation or replacement, also should belong to protection domain of the present utility model.
Claims (9)
1. a screw press locking synchronization blade plate, it is characterized in that: comprise blade plate body (1) and screw (2), described blade plate body (1) has a top surface (1-1) and the basal surface (1-2) for synthetism head, blade plate body (1) arranges one group of pressurization through hole (3), described pressurization through hole (3) connects top surface (1-1) and low surface (1-2), pressurization through hole (3) side be pressurization initial end (3-1) and its opposite side be pressurize clearing end (3-2), the inwall of at least one pressurization through hole (3) arranges the overall continuous thread (3-3) from initial end (3-1) to clearing end (3-2), the head (2-1) of described screw (2) arranges the screw thread (2-2) corresponding with overall continuous thread (3-3).
2. a kind of screw press locking synchronization blade plate according to claim 1, is characterized in that: described pressurization through hole (3) is in Long Circle, and its overall continuous thread (3-3) is in circular arc.
3. a kind of screw press locking synchronization blade plate according to claim 1, it is characterized in that: described pressurization through hole (3) is straight hole or taper hole, its overall continuous thread (3-3) is straight thread or taper thread.
4. a kind of screw press locking synchronization blade plate according to claim 3, is characterized in that: described pressurization through hole (3) has groove in the face of the top of top surface (1-1) and forms counterbore.
5. a kind of screw press locking synchronization blade plate according to claim 4, is characterized in that: described groove is spherical expansion groove.
6. a kind of screw press locking synchronization blade plate according to claim 4, is characterized in that: described groove is the cone tank formed by chamfering.
7. a kind of screw press locking synchronization blade plate according to any one of claim 1-6, is characterized in that: the inwall of all pressurization through holes (3) on described blade plate body (1) all arranges overall continuous thread (3-3).
8. a kind of screw press locking synchronization blade plate according to any one of claim 1-6, is characterized in that: blade plate body (1) is set to the strip blade plate body that strip blade plate body or one end have the Special-Shaped Surface can closed with bone surface matching form.
9. a kind of screw press locking synchronization blade plate according to claim 8, is characterized in that: described pressurization through hole (3) is arranged along the longitudinal axis of blade plate body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520685359.7U CN204995564U (en) | 2015-09-07 | 2015-09-07 | Spiral pressurization lock -in synchronization coaptation board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520685359.7U CN204995564U (en) | 2015-09-07 | 2015-09-07 | Spiral pressurization lock -in synchronization coaptation board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204995564U true CN204995564U (en) | 2016-01-27 |
Family
ID=55152474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520685359.7U Withdrawn - After Issue CN204995564U (en) | 2015-09-07 | 2015-09-07 | Spiral pressurization lock -in synchronization coaptation board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204995564U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105125270A (en) * | 2015-09-07 | 2015-12-09 | 山东康盛医疗器械有限公司 | Spiral pressurization lock-in synchronism bone plate and application method thereof |
-
2015
- 2015-09-07 CN CN201520685359.7U patent/CN204995564U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105125270A (en) * | 2015-09-07 | 2015-12-09 | 山东康盛医疗器械有限公司 | Spiral pressurization lock-in synchronism bone plate and application method thereof |
| CN105125270B (en) * | 2015-09-07 | 2018-01-09 | 山东康盛医疗器械有限公司 | A kind of screw press locking synchronization bone plate and its application method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160127 Effective date of abandoning: 20180109 |