CN203988222U - A kind of blade plate saw cutting device - Google Patents
A kind of blade plate saw cutting device Download PDFInfo
- Publication number
- CN203988222U CN203988222U CN201420472256.8U CN201420472256U CN203988222U CN 203988222 U CN203988222 U CN 203988222U CN 201420472256 U CN201420472256 U CN 201420472256U CN 203988222 U CN203988222 U CN 203988222U
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- rigid connecting
- saw
- saw blade
- hole
- Prior art date
- 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.)
- Expired - Fee Related
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Abstract
This utility model relates to a kind of blade plate saw cutting device, it comprises that one is provided with the saw bow of handle, one saw blade with some sawtooth and some connecting bolts, the two ends of saw blade are provided with installing hole, feature is: it also comprises isometric first, the second rigid connecting rod, first, the two ends of the second rigid connecting rod have connecting hole, on saw bow, symmetry has some locating holes, connecting bolt passes connecting hole, locating hole is by first, one end of the second rigid connecting rod is connected with saw bow respectively, pass connecting hole, installing hole is by first, the other end of the second rigid connecting rod is connected with saw blade respectively, in saw blade, be provided with a horizontal slotted hole, at the bottom of each sawtooth tooth, have the aperture that is communicated with horizontal slotted hole, on saw blade, be provided with a coupling that has a nipple orifice, nipple orifice is communicated with horizontal slotted hole, on the end face of saw blade both sides, be provided with organization protection's sheet.This utility model is rational in infrastructure, sawing is convenient, metal fragment is removed in time, prevent from damaging otch surrounding soft tissue, sawing is time saving and energy saving.
Description
Technical field
This utility model relates to a kind of surgical saw, especially a kind of blade plate saw cutting device.
Background technology
When now row locking bone fracture plate takes out in bone surgery, often there is locking nail with blade plate is connected firmly, the locking nail of cannot back-outing (when especially 2 pieces of locking nails above cannot be back-outed), blade plate just cannot take off from bone.Now need blade plate from sawed-off between two locking nails, rotative saw disconnecting blade plate drives locking nail to take off from bone respectively.At present, without specific purpose tool, can only use surgery bone saw to blade plate sawing.And bone saw overall volume is larger, when the darker locking bone fracture plate of sawing otch, bone saw cannot go deep in otch, and saw blade cannot be pressed close to locking bone fracture plate, cannot sawing locking bone fracture plate, directly carrying out smoothly of impact operation.And in the time of sawing locking bone fracture plate, can produce a large amount of blade plate metal fragments, and metal fragment is difficult for timely removing and will remains in patient body, form metallic foreign body, postoperatively very easily cause infection of incisional wound; The sawtooth that overexerts when sawing very easily damages surrounding soft tissue, affects wound healing.
Summary of the invention
Greatly the darker locking bone fracture plate sawing inconvenience of otch, sawing generation metal fragment are removed to deficiency difficult, sawtooth easy damaged otch surrounding soft tissue in order to overcome bone saw overall volume in prior art, this utility model provides a kind of reasonable in design, sawing is convenient, metal fragment removing is timely, prevent from damaging otch surrounding soft tissue, the time saving and energy saving blade plate saw cutting device of sawing.
This utility model solves the technical scheme that its technical problem adopts: a kind of blade plate saw cutting device, it comprises a saw bow, one saw blade with some sawtooth and some connecting bolts, be respectively equipped with hands handle at the two ends of described saw bow, the two ends of saw blade are respectively equipped with installing hole, it is characterized in that: it also comprises the first isometric rigid connecting rod and the second rigid connecting rod, the first rigid connecting rod, the two ends of the second rigid connecting rod have connecting hole, on described saw bow, symmetry has some locating holes, connecting bolt passes respectively the first rigid connecting rod, on connecting hole on second rigid connecting rod one end and saw bow, the locating hole of respective side is by the first rigid connecting rod, one end of the second rigid connecting rod is carried out and is connected with saw bow respectively, connecting bolt passes respectively the first rigid connecting rod, installing hole corresponding on connecting hole on the second rigid connecting rod other end and saw blade is by the first rigid connecting rod, the other end of the second rigid connecting rod is carried out and is connected with saw blade respectively, be provided with a horizontal slotted hole in described saw blade inside, on saw blade at the bottom of being positioned at each sawtooth tooth, have the aperture that is communicated with horizontal slotted hole, on the saw blade of sawtooth respective side, be provided with a coupling, in this coupling, have the nipple orifice of the horizontal slotted hole of a connection, on the end face of the both sides of saw blade, be provided with organization protection's sheet.
The first described rigid connecting rod, the two ends of the second rigid connecting rod have fork-join mouth, one end of the first rigid connecting rod, the second rigid connecting rod through this end yoke interface respectively with saw bow corresponding position fork-join, the other end of the first rigid connecting rod, the second rigid connecting rod is through this end yoke interface fork-join corresponding to saw blade two ends respectively.
The handle outer surface at described saw bow two ends is provided with elasticity sleeve.
Saw blade of the present utility model is to be connected between the end of first, second rigid connecting rod, and can be by changing the connection of first, second rigid connecting rod and different locating holes on saw bow, realize the adjustment of saw blade sawing angle, easily the locking bone fracture plate in sawing otch deep; Coupling on saw blade connects vacuum extractor, and the metal fragment that sawing produces is absorbed by the nipple orifice in horizontal slotted hole, the coupling of the aperture at the bottom of sawtooth tooth, saw blade inside, has prevented the residual of metal fragment; The damage of otch surrounding soft tissue when organization protection's sheet on the end face of saw blade both sides effectively prevents sawing.Compared with prior art, the utlity model has that reasonable in design, sawing are convenient, metal fragment is removed in time, prevent from damaging otch surrounding soft tissue, the time saving and energy saving advantage of sawing.
Brief description of the drawings
Below in conjunction with drawings and Examples, this utility model is described further.
Fig. 1 is a kind of structural front view of the present utility model;
Fig. 2 is the amplification view along A-A line in Fig. 1.
Labelling in figure: 1. saw bow, 201,202. handles, 301,302. installing holes; 401. first rigid connecting rods, 402. second rigid connecting rod, 5. saw blades; 6. sawtooth, 7. aperture, 8. horizontal slotted hole; 9. connecting bolt, 10. coupling, 11. nipple orifice; 1201,1202. fork-join mouths, 1301. installing holes, 1401,1402. connecting holes; 1501,1502. organization protection's sheets, 1601,1602. elasticity sleeves.
Detailed description of the invention
In Fig. 1, a kind of blade plate saw cutting device, it comprises a saw bow 1, a saw blade 5 and some connecting bolts 9.On saw blade 5 with some sawtooth 6.
As shown in Figure 1, be respectively equipped with handle 201,202 at the two ends of saw bow 1.The design of dual-handle provides the chance of two operator's operations, has increased operability and stability.
The two ends of saw blade 5 are provided with installing hole, in Fig. 2, provide the installing hole 1301 of saw blade 5 one end, and other end installing hole is not depending on going out.
In Fig. 1, a kind of blade plate saw cutting device, it also comprises the first isometric rigid connecting rod 401 and the second rigid connecting rod 402.
As shown in Figure 2, the two ends of the first rigid connecting rod 401 have connecting hole 1401,1402.
Equally, the two ends of the second rigid connecting rod have connecting hole (not providing in accompanying drawing).
In Fig. 1, on saw bow 1, have five locating holes 301,302 taking symmetrical center line as benchmark symmetry.
In Fig. 1, Fig. 2, connecting bolt 9 passes the locating hole 301 of a side on connecting hole 1401 on first rigid connecting rod 401 one end and saw bow 1, bolt is carried out to saw bow 1 in one end of the first rigid connecting rod 401 and be connected; Connecting bolt 9 passes connecting hole 1402 on first rigid connecting rod 401 other ends and the installing hole 1301 of saw blade 5 one end, the other end of the first rigid connecting rod 401 is carried out to bolt with one end of saw blade 5 and be connected.
Equally, in Fig. 1, connecting bolt 9 passes the locating hole 302 of opposite side on connecting hole on second rigid connecting rod 402 one end and saw bow 1, bolt is carried out to saw bow 1 in one end of the second rigid connecting rod 402 and be connected; Connecting bolt 9 passes connecting hole on second rigid connecting rod 402 other ends and the installing hole of saw blade 1 other end, the other end of the second rigid connecting rod 402 is carried out to bolt with the other end of saw blade 5 and be connected.
This utility model, by the link position of the locating hole 302 of opposite side on locating hole 301, the second rigid connecting rod 402 and the saw bow 1 of a side on adjusting the first rigid connecting rod 401 and saw bow 1, can be adjusted the saw cutting angle of saw blade.Meanwhile, saw blade 5 is to be connected between the end of the first rigid connecting rod 401, the second rigid connecting rod 402, the locking bone fracture plate in sawing otch deep easily.
In Fig. 2, reliable in order to connect, the two ends of the first rigid connecting rod 401 have fork-join mouth 1201,1202, one end of the first rigid connecting rod 401 is through this end yoke interface 1201 and saw bow 1 corresponding position fork-join, and the other end of the first rigid connecting rod 401 is one end fork-join with saw blade 5 through this end yoke interface 1202.
Equally, the two ends of the second rigid connecting rod have fork-join mouth, and one end of the second rigid connecting rod is through this end yoke interface and saw bow corresponding position fork-join, and the other end of the second rigid connecting rod is through the other end fork-join of this end yoke interface and saw blade.(in accompanying drawing, not providing).
In Fig. 1, be provided with a horizontal slotted hole 8 in saw blade 1 inside, on saw blade 5 at the bottom of being positioned at each sawtooth tooth, have the aperture 7 that is communicated with horizontal slotted hole 8, on the saw blade 1 of sawtooth 6 respective side, be provided with a coupling 10, in this coupling 10, have the nipple orifice 11 of the horizontal slotted hole 8 of a connection.Coupling 10 connects vacuum extractor, and the aperture 7 of the metal fragment that sawing produces at the bottom of by sawtooth tooth, laterally slotted hole 8, nipple orifice 11 are absorbed, and have effectively prevented the residual of metal fragment.
In Fig. 1, on the end face of the both sides of saw blade 5, be respectively equipped with organization protection's sheet 1501,1502.The damage of otch surrounding soft tissue when organization protection's sheet 1501,1502 can effectively prevent sawing.
Hold the comfort level of handle in order to increase operator, be respectively equipped with elasticity sleeve 1601,1602 at handle 201,202 outer surfaces at saw bow 1 two ends.
This utility model reasonable in design, sawing is convenient, and metal fragment is removed in time, and can prevent from damaging otch surrounding soft tissue, and sawing is time saving and energy saving.
Claims (3)
1. a blade plate saw cutting device, it comprises a saw bow, one saw blade with some sawtooth and some connecting bolts, be respectively equipped with hands handle at the two ends of described saw bow, the two ends of saw blade are respectively equipped with installing hole, it is characterized in that: it also comprises the first isometric rigid connecting rod and the second rigid connecting rod, the first rigid connecting rod, the two ends of the second rigid connecting rod have connecting hole, on described saw bow, symmetry has some locating holes, connecting bolt passes respectively the first rigid connecting rod, on connecting hole on second rigid connecting rod one end and saw bow, the locating hole of respective side is by the first rigid connecting rod, one end of the second rigid connecting rod is carried out and is connected with saw bow respectively, connecting bolt passes respectively the first rigid connecting rod, installing hole corresponding on connecting hole on the second rigid connecting rod other end and saw blade is by the first rigid connecting rod, the other end of the second rigid connecting rod is carried out and is connected with saw blade respectively, be provided with a horizontal slotted hole in described saw blade inside, on saw blade at the bottom of being positioned at each sawtooth tooth, have the aperture that is communicated with horizontal slotted hole, on the saw blade of sawtooth respective side, be provided with a coupling, in this coupling, have the nipple orifice of the horizontal slotted hole of a connection, on the end face of the both sides of saw blade, be provided with organization protection's sheet.
2. a kind of blade plate saw cutting device according to claim 1, it is characterized in that: the first described rigid connecting rod, the two ends of the second rigid connecting rod have fork-join mouth, one end of the first rigid connecting rod, the second rigid connecting rod through this end yoke interface respectively with saw bow corresponding position fork-join, the other end of the first rigid connecting rod, the second rigid connecting rod is through this end yoke interface fork-join corresponding to saw blade two ends respectively.
3. a kind of blade plate saw cutting device according to claim 1, is characterized in that: the handle outer surface at described saw bow two ends is provided with elasticity sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420472256.8U CN203988222U (en) | 2014-08-21 | 2014-08-21 | A kind of blade plate saw cutting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420472256.8U CN203988222U (en) | 2014-08-21 | 2014-08-21 | A kind of blade plate saw cutting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203988222U true CN203988222U (en) | 2014-12-10 |
Family
ID=52028313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420472256.8U Expired - Fee Related CN203988222U (en) | 2014-08-21 | 2014-08-21 | A kind of blade plate saw cutting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203988222U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104127220A (en) * | 2014-08-21 | 2014-11-05 | 彭艳 | Bone plate sawing device |
-
2014
- 2014-08-21 CN CN201420472256.8U patent/CN203988222U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104127220A (en) * | 2014-08-21 | 2014-11-05 | 彭艳 | Bone plate sawing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20180821 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |