CN209269794U - The simple sternotome saw device of adjustable medical - Google Patents
The simple sternotome saw device of adjustable medical Download PDFInfo
- Publication number
- CN209269794U CN209269794U CN201821903788.7U CN201821903788U CN209269794U CN 209269794 U CN209269794 U CN 209269794U CN 201821903788 U CN201821903788 U CN 201821903788U CN 209269794 U CN209269794 U CN 209269794U
- Authority
- CN
- China
- Prior art keywords
- saw
- type connector
- sternotome
- secured adjusted
- saw blade
- 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.)
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Abstract
The utility model discloses a kind of simple sternotome saw devices of adjustable medical, are related to medical assistance instrument field.The utility model includes saw frame and saw blade, and for saw frame at U-shaped structure, the both ends of saw blade are respectively connected with a H-type connector；Two open ends of saw frame are threaded with a secured adjusted part；Secured adjusted part and H-type connector are hinged；One inner sidewall of one end of H-type connector is equipped with a positioning block, offers on one end side wall of the H-type connector of locating piece relative position and is combined with a bolt on a threaded hole and threaded hole；Secured adjusted part includes a nut portion, and the one end in nut portion is equipped with a male-pipe, and the end of male-pipe is equipped with a bearing, and a connecting rod is combined on bearing, and connecting rod is equipped with a through hole matched with hinged shaft.The utility model passes through H-type connector and secured adjusted part at saw blade both ends respectively and saw blade is movably arranged on saw frame, replaces trouble after solving the problems, such as existing saw blade wear and adjusts inconvenience after loosening.
Description
Technical field
The utility model belongs to medical assistance instrument field, fills more particularly to a kind of simple breastbone knife saw of adjustable medical
It sets.
Background technique
Nowadays, doctor can carry out small-scale shifting to the breastbone of patient as needed when carrying out cardiac operation
It removes, since breastbone sclerotin is harder, the sternotome clinically used at present is not able to satisfy requirement, needs commonly using bone
Saw, existing bone saw is generally made of saw blade and saw frame, and saw blade is typically mounted on saw frame, due to saw blade long-time service and
After caused saw blade wear or saw blade loosen, it is difficult to be replaced or be adjusted inconvenience.
Summary of the invention
The purpose of this utility model is to provide a kind of simple sternotome saw devices of adjustable medical, distinguish at saw blade both ends
Saw blade is movably arranged on saw frame by H-type connector and secured adjusted part, solve replace after existing saw blade wear trouble with
And inconvenient problem is adjusted after loosening.
In order to solve the above technical problems, the utility model is achieved through the following technical solutions:
The utility model is a kind of simple sternotome saw device of adjustable medical, including saw frame and saw blade, and the saw frame is at U
One end of type structure, the saw frame is equipped with leader；The both ends of the saw blade are equipped with a fixed hole and pass through fixed hole
It is connected with a H-type connector；Two open ends of the saw frame are threaded with a secured adjusted part；The secured adjusted part with
H-type connector is hinged；
Wherein, an inner sidewall of one end of the H-type connector is equipped with a positioning block, the locating piece relative position
It is offered on one end side wall of H-type connector and is combined with a bolt on a threaded hole and threaded hole；The H-type connector it is another
End is equipped with a hinged shaft；
Wherein, the secured adjusted part includes a nut portion, and the one end in the nut portion is equipped with a male-pipe, described outer
The end of screwed pipe is equipped with a bearing, and a connecting rod is combined on the bearing, and one end of the connecting rod is equipped with a limit plate；It is described
The other end of connecting rod is equipped with a through hole matched with hinged shaft；The outside of the bearing is equipped with turning over for fixing bearing
Side.
Further, a blind hole is offered on the locating piece, the bolt offers a guide post matched with blind hole.
Further, the limit plate is located inside male-pipe.
Further, the bearing is fixed on the end of male-pipe by screw through flange.
Further, the diameter of the bolt is 1.5-3 times of guide post.
Further, the recess portion of an arc is offered on the handle, and non-slip groove, the handle are provided in the recess portion
Deep floor is combined between saw frame.
The utility model has the following beneficial effects:
The utility model passes through H-type connector and secured adjusted part at saw blade both ends respectively and saw blade is movably arranged on saw
Frame replaces trouble after solving the problems, such as existing saw blade wear and adjusts inconvenience after loosening；The knife saw device of the utility model
Structure is simple, easy to use.
Certainly, any product for implementing the utility model does not necessarily require achieving all the advantages described above at the same time.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention,
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Other attached drawings.
Fig. 1 is the utility model knife saw apparatus structure schematic diagram.
Fig. 2 is the utility model saw blade and H-type connector and secured adjusted part attachment structure schematic diagram.
Fig. 3 is the utility model H-type connector and secured adjusted part attachment structure schematic diagram.
Fig. 4 is the utility model secured adjusted part structural schematic diagram.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
All other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that term " aperture ", "upper", " end ", "top", "inner", " four
Indicating positions or the positional relationships such as week ", are merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion
Signified component or element must have a particular orientation, and be constructed and operated in a specific orientation, therefore should not be understood as to this
The limitation of utility model.
It please refers to shown in Fig. 1-4, the utility model is a kind of simple sternotome saw device of adjustable medical, including saw frame 1
With saw blade 2, saw frame 1 is equipped with leader 11 at U-shaped structure, one end of saw frame 1；The both ends of saw blade 2 are equipped with a fixed hole simultaneously
A H-type connector 3 is connected with by fixed hole；Two open ends of saw frame 1 are threaded with a secured adjusted part 4；It is fixed
Regulating part 4 and H-type connector 3 are hinged；
Wherein, an inner sidewall of one end of H-type connector 3 is equipped with a positioning block 31, the H-type of 31 relative position of locating piece
It is offered on one end side wall of connector 3 and is combined with a bolt 32 on a threaded hole and threaded hole；The other end of H-type connector 3
Equipped with a hinged shaft 34；
Wherein, secured adjusted part 4 includes a nut portion 41, and the one end in nut portion 41 is equipped with a male-pipe 42, external screw thread
The end of pipe 42 is equipped with a bearing 43, and a connecting rod 45 is combined on bearing 43, and one end of connecting rod 45 is equipped with a limit plate 46；Connecting rod
45 other end is equipped with a through hole 47 matched with hinged shaft 34；The outside of bearing 43 is equipped with turning over for fixing bearing 43
Side 44.
A blind hole is offered on locating piece 31, bolt 32 offers a guide post 33 matched with blind hole.
Limit plate 46 is located inside male-pipe 42.
Bearing 43 is fixed on the end of male-pipe 42 by screw through flange 44.
The diameter of bolt 32 is 2 times of guide post 33.
The recess portion of an arc is offered on handle 11, and non-slip groove is provided in recess portion, is combined between handle 11 and saw frame 1
Deep floor.
In use, first secured adjusted part 4 and H-type connector 3 are articulated and connected；Two secured adjusted parts 4 are filled respectively again
A H-type connector 3 is fixed at the both ends of saw blade 2 finally by bolt 32, eventually by control in the both ends for fitting over saw frame 1 respectively
Threadingly direction rotates secured adjusted part 4 to tighten saw blade 2 in nut portion 41；Detachable first loosens the secured adjusted part at both ends
4, then Panasonic's bolt 32 can dismantle saw blade 2, it is easy to operate.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one of the utility model
In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or
Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiment or examples
In can be combined in any suitable manner.
The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously
There is no the details that detailed descriptionthe is all, also not limiting the utility model is only the specific embodiment.Obviously, according to this theory
The content of bright book can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably
The principles of the present invention and practical application are explained, so that skilled artisan be enable to better understand and utilize this
Utility model.The utility model is limited only by the claims and their full scope and equivalents.
Claims (6)
1. the simple sternotome saw device of adjustable medical, including saw frame (1) and saw blade (2), the saw frame (1) is at U-shaped structure, institute
The one end for stating saw frame (1) is equipped with leader (11)；It is characterized by: the both ends of the saw blade (2) are equipped with a fixed hole simultaneously
A H-type connector (3) is connected with by fixed hole；Two open ends of the saw frame (1) are threaded with a secured adjusted
Part (4)；The secured adjusted part (4) and H-type connector (3) are hinged；
Wherein, an inner sidewall of one end of the H-type connector (3) is equipped with a positioning block (31), locating piece (31) phase
A bolt (32) are combined on a threaded hole and threaded hole to offering on one end side wall of the H-type connector (3) of position；It is described
The other end of H-type connector (3) is equipped with a hinged shaft (34)；
Wherein, the secured adjusted part (4) includes a nut portion (41), and one end of the nut portion (41) is equipped with a male-pipe
(42), the end of the male-pipe (42) is equipped with a bearing (43), is combined with a connecting rod (45) on the bearing (43), described
One end of connecting rod (45) is equipped with a limit plate (46)；The other end of the connecting rod (45) is equipped with one and passes through with what hinged shaft (34) matched
It perforates (47)；The outside of the bearing (43) is equipped with a flange (44) for being used for fixing bearing (43).
2. the simple sternotome saw device of a kind of adjustable medical according to claim 1, which is characterized in that the locating piece
(31) blind hole is offered on, the bolt (32) offers a guide post (33) matched with blind hole.
3. the simple sternotome saw device of a kind of adjustable medical according to claim 1, which is characterized in that the limit plate
(46) it is internal to be located at male-pipe (42).
4. the simple sternotome saw device of a kind of adjustable medical according to claim 1, which is characterized in that the bearing
(43) end of male-pipe (42) is fixed on through flange (44) by screw.
5. the simple sternotome saw device of a kind of adjustable medical according to claim 1, which is characterized in that the bolt
(32) diameter is 1.5-3 times of guide post (33).
6. the simple sternotome saw device of a kind of adjustable medical according to claim 1, which is characterized in that the handle
(11) recess portion of an arc is offered on, and non-slip groove is provided in the recess portion, is cooperated between the handle (11) and saw frame (1)
There is deep floor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821903788.7U CN209269794U (en) | 2018-11-19 | 2018-11-19 | The simple sternotome saw device of adjustable medical |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821903788.7U CN209269794U (en) | 2018-11-19 | 2018-11-19 | The simple sternotome saw device of adjustable medical |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209269794U true CN209269794U (en) | 2019-08-20 |
Family
ID=67601748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821903788.7U Active CN209269794U (en) | 2018-11-19 | 2018-11-19 | The simple sternotome saw device of adjustable medical |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209269794U (en) |
-
2018
- 2018-11-19 CN CN201821903788.7U patent/CN209269794U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |