CN212186583U - Instrument for orthopedic surgery - Google Patents
Instrument for orthopedic surgery Download PDFInfo
- Publication number
- CN212186583U CN212186583U CN202020334067.XU CN202020334067U CN212186583U CN 212186583 U CN212186583 U CN 212186583U CN 202020334067 U CN202020334067 U CN 202020334067U CN 212186583 U CN212186583 U CN 212186583U
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- CN
- China
- Prior art keywords
- retracting
- movable rod
- cross brace
- gear
- claw
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Abstract
The utility model provides an apparatus for orthopedic surgery, include: the device comprises a device body, a cross brace, a fixed rod, a movable rod and a sliding block; the apparatus body is provided with a cross brace; a fixed rod is arranged at one end of the cross brace, and the fixed rod and the cross brace are of an integrated structure; the transverse support is provided with a sliding block, and the sliding block is connected with the transverse support in a penetrating manner; the upper side of the cross brace is provided with a movable rod, and the movable rod is connected with the cross brace in a welding mode; a gear is arranged inside the sliding block; one side of the gear is provided with a gear shaft, and the gear shaft is fixedly connected with the gear; the utility model discloses an improvement to an orthopedic surgery instrument has the incision of being convenient for draw, exposes the bone, is convenient for carry out the operation, can be simultaneously according to the operation position, and the reserve advantage of drawing the claw of drawing of depth selection different shapes to effectual solution the utility model discloses the problem that proposes in background art one with not enough.
Description
Technical Field
The utility model relates to the technical field of medical equipment, more specifically the theory that says so especially relates to an apparatus for bone surgery.
Background
Clinically, when an orthopedic operation is performed, the orthopedic retractor is required to retract an incision to expose a bone, so that the operation is convenient.
However, the existing orthopedic retractor is fixed and single in structural shape, cannot be applied to different surgical sites, is small in application range and cannot meet clinical application requirements.
In view of the above, the present invention provides an orthopedic surgical instrument, which is developed to solve the problems of the prior art that the existing orthopedic surgical instrument has a fixed and single structural shape and is not suitable for various surgical sites, and the purpose of solving the problems and improving the practical value is achieved by the present invention.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an orthopedic surgery apparatus to the structural configuration who proposes in solving above-mentioned background is fixed and single, is not suitable for the problem and the not enough of various different operation positions.
In order to achieve the above object, the present invention provides an orthopedic surgical instrument, which is achieved by the following specific technical means:
an orthopedic surgical instrument comprising: the instrument comprises an instrument body, a cross brace, a fixed rod, a movable rod, a sliding block, a gear shaft, a retracting claw, a standby retracting claw, a crank and a nut; the apparatus body is provided with a cross brace; a fixed rod is arranged at one end of the cross brace, and the fixed rod and the cross brace are of an integrated structure; the transverse support is provided with a sliding block, and the sliding block is connected with the transverse support in a penetrating manner; the upper side of the cross brace is provided with a movable rod, and the movable rod is connected with the cross brace in a welding mode; a gear is arranged inside the sliding block; one side of the gear is provided with a gear shaft, and the gear shaft is fixedly connected with the gear; a crank is arranged on the gear shaft and connected with the gear shaft through a pin shaft; the fixed rod and the movable rod are provided with retracting claws, and the retracting claws are connected with the fixed rod and the movable rod through nuts; the retracting claw and the standby retracting claw can be replaced, and the standby retracting claw is connected with the fixed rod and the movable rod through nuts.
As a further optimization of this technical scheme, the utility model relates to an apparatus for bone surgery the appearance characteristic of apparatus body is "F" column structure, and dead lever and movable rod parallel arrangement each other to dead lever and movable rod all with stull mutually perpendicular.
As a further optimization of the technical proposal, the utility model relates to an instrument for orthopedic surgery the downside of the cross arm is provided with the profile of tooth, just the profile of tooth meshes with the gear mutually.
As a further optimization of the technical scheme, the utility model relates to an instrument for orthopedic surgery the upper end of retracting claw and reserve retracting claw all welds and has two screws, just two screw sizes and the interval on retracting claw and the reserve retracting claw are unanimous.
As a further optimization of the technical scheme, the utility model relates to an instrument for orthopedic surgery the front end of dead lever and movable rod all is provided with two circular through-holes, just two circular through-holes with lead out the claw and reserve lead out the claw and cooperate.
Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:
1. the utility model discloses an appearance characteristic of apparatus body is "F" column structure, and the mutual parallel arrangement of dead lever and movable rod to dead lever and movable rod all with stull mutually perpendicular's setting, are convenient for draw the incision, expose the bone, are convenient for carry out the operation.
2. The utility model discloses a downside of stull is provided with the profile of tooth, just profile of tooth and the setting of gear engaged with can adjust the distance of leading out between the claw according to the incision size.
3. The utility model discloses a lead out the upper end of claw and reserve retractor claw all welded and have two screws rods, just lead out two screw rod sizes on the claw and the reserve retractor claw and the unanimous setting of interval, can be according to the operation position, and the reserve retractor claw of different shapes is selected to the depth.
4. The utility model discloses an improvement to an orthopedic surgery instrument has the incision of being convenient for draw, exposes the bone, is convenient for carry out the operation, can be simultaneously according to the operation position, and the reserve advantage of drawing the claw of drawing of depth selection different shapes to effectual solution the utility model discloses the problem that proposes in background art one with not enough.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:
fig. 1 is a schematic view of an axial measurement structure of the present invention;
fig. 2 is a schematic front view of the structure of the present invention;
fig. 3 is a schematic view of a partial structure of the present invention.
Fig. 4 is a schematic structural view of the spare retracting claw of the present invention.
In the figure: the instrument comprises an instrument body 1, a cross arm 2, a fixed rod 3, a movable rod 4, a sliding block 5, a gear 6, a gear shaft 7, a retracting claw 8, a standby retracting claw 9, a crank 10 and a nut 11.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
It is to be noted that, in the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 4, the present invention provides a specific technical embodiment of an instrument for orthopedic surgery:
an orthopedic surgical instrument comprising: the device comprises an instrument body 1, a cross arm 2, a fixed rod 3, a movable rod 4, a sliding block 5, a gear 6, a gear shaft 7, a retracting claw 8, a standby retracting claw 9, a crank 10 and a nut 11; the apparatus body 1 is provided with a cross brace 2; one end of the cross brace 2 is provided with a fixed rod 3, and the fixed rod 3 and the cross brace 2 are of an integrated structure; the cross brace 2 is provided with a sliding block 5, and the sliding block 5 is connected with the cross brace 2 in a penetrating way; the upper side of the cross brace 2 is provided with a movable rod 4, and the movable rod 4 is connected with the cross brace 2 in a welding mode; a gear 6 is arranged inside the sliding block 5; a gear shaft 7 is arranged on one side of the gear 6, and the gear shaft 7 is fixedly connected with the gear 6; a crank handle 10 is arranged on the gear shaft 7, and the crank handle 10 is connected with the gear shaft 7 through a pin shaft; the fixed rod 3 and the movable rod 4 are provided with retracting claws 8, and the retracting claws 8 are connected with the fixed rod 3 and the movable rod 4 through nuts 11; the retracting claw 8 and the standby retracting claw 9 can be replaced, and the standby retracting claw 9 is connected with the fixed rod 3 and the movable rod 4 through a nut 11.
Specifically, appearance characteristic of apparatus body 1 is "F" column structure, and dead lever 3 and movable rod 4 parallel arrangement each other to dead lever 3 and movable rod 4 all with stull 2 mutually perpendicular, are convenient for draw the incision, expose the bone, are convenient for carry out the operation.
Specifically, the lower side of the cross arm 2 is provided with a tooth form, the tooth form is meshed with the gear 6, and the distance between the retracting claws 8 can be adjusted according to the size of an incision.
Specifically, two screws are welded at the upper ends of the retracting claw 8 and the spare retracting claw 9, the size and the distance of the two screws on the retracting claw 8 and the spare retracting claw 9 are consistent, and the spare retracting claws 9 in different shapes can be selected according to the surgical position and the depth.
Specifically, the front ends of the fixed rod 3 and the movable rod 4 are provided with two circular through holes, and the two circular through holes are matched with the retracting claws 8 and the standby retracting claws 9, so that the retracting claws 8 can be replaced conveniently.
The method comprises the following specific implementation steps:
when the instrument for the orthopedic surgery is used, the retracting claws 8 with different shapes are selected according to the surgical position and the depth, the two retracting claws 8 are respectively arranged in the two circular through holes at the front ends of the fixed rod 3 and the movable rod 4, the retracting claws 8 are fixed through the screw caps 11, the gear 6 is rotated on the tooth profile at the lower part of the cross brace 2 through rotating the crank 10 to drive the movable rod 4 to move, the distance between the retracting claws 8 is adjusted for different incision sizes, when the retracting claws 8 need to be replaced, the screw caps 11 are loosened, the retracting claws 8 are detached, the spare retracting claws 9 are replaced, the shapes of the connecting parts of the spare retracting claws 9, the fixed rod 3 and the movable rod 4 are consistent with the retracting claws 8, and the rest parts can be different models in size and different shapes, meanwhile, the spare retracting claws with different shapes can be selected according to the operation position and the depth, and the use is very convenient.
In summary, the following steps: the orthopedic surgical instrument is in an F-shaped structure through the appearance characteristic of the instrument body, the fixed rod and the movable rod are arranged in parallel, and the fixed rod and the movable rod are arranged in a mutually perpendicular mode with the cross brace, so that an incision can be conveniently retracted, bones can be exposed, and surgical operation can be conveniently carried out; the tooth profile is arranged on the lower side of the cross arm, and the tooth profile is meshed with the gear, so that the distance between the retracting claws can be adjusted according to the size of an incision; two screws are welded at the upper ends of the retracting claw and the spare retracting claw, and the sizes and the intervals of the two screws on the retracting claw and the spare retracting claw are consistent, so that spare retracting claws with different shapes can be selected according to the surgical position and the depth; through the improvement to an apparatus for bone surgery, have the incision of being convenient for draw, expose the bone, be convenient for carry out the operation, can be simultaneously according to the operation position, and the reserve advantage of drawing the claw of drawing of depth selection different shapes to effectual solution the utility model discloses the problem that proposes in the background art is with not enough.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. An orthopedic surgical instrument comprising: the device comprises an instrument body (1), a cross brace (2), a fixed rod (3), a movable rod (4), a sliding block (5), a gear (6), a gear shaft (7), a retracting claw (8), a standby retracting claw (9), a crank (10) and a nut (11); the method is characterized in that: the apparatus body (1) is provided with a cross brace (2); a fixing rod (3) is arranged at one end of the cross brace (2), and the fixing rod (3) and the cross brace (2) are of an integrated structure; the transverse support (2) is provided with a sliding block (5), and the sliding block (5) is connected with the transverse support (2) in a penetrating manner; the upper side of the cross brace (2) is provided with a movable rod (4), and the movable rod (4) is connected with the cross brace (2) in a welding mode; a gear (6) is arranged inside the sliding block (5); a gear shaft (7) is arranged on one side of the gear (6), and the gear shaft (7) is fixedly connected with the gear (6); a crank (10) is arranged on the gear shaft (7), and the crank (10) is connected with the gear shaft (7) through a pin shaft; the fixed rod (3) and the movable rod (4) are provided with retracting claws (8), and the retracting claws (8) are connected with the fixed rod (3) and the movable rod (4) through nuts (11); the retracting claw (8) and the standby retracting claw (9) can be replaced, and the standby retracting claw (9) is connected with the fixed rod (3) and the movable rod (4) through nuts (11).
2. An orthopedic surgical instrument according to claim 1, wherein: the appearance characteristic of apparatus body (1) is "F" column structure, and dead lever (3) and movable rod (4) parallel arrangement each other to dead lever (3) and movable rod (4) all are mutually perpendicular with stull (2).
3. An orthopedic surgical instrument according to claim 1, wherein: the lower side of the cross brace (2) is provided with a tooth form, and the tooth form is meshed with the gear (6).
4. An orthopedic surgical instrument according to claim 1, wherein: two screws are welded at the upper ends of the retracting claw (8) and the standby retracting claw (9), and the size and the distance of the two screws on the retracting claw (8) and the standby retracting claw (9) are consistent.
5. An orthopedic surgical instrument according to claim 1, wherein: the front ends of the fixed rod (3) and the movable rod (4) are provided with two circular through holes, and the two circular through holes are matched with the retracting claws (8) and the standby retracting claws (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020334067.XU CN212186583U (en) | 2020-03-17 | 2020-03-17 | Instrument for orthopedic surgery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020334067.XU CN212186583U (en) | 2020-03-17 | 2020-03-17 | Instrument for orthopedic surgery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212186583U true CN212186583U (en) | 2020-12-22 |
Family
ID=73822065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020334067.XU Expired - Fee Related CN212186583U (en) | 2020-03-17 | 2020-03-17 | Instrument for orthopedic surgery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212186583U (en) |
-
2020
- 2020-03-17 CN CN202020334067.XU patent/CN212186583U/en not_active Expired - Fee Related
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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: 20201222 |
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| CF01 | Termination of patent right due to non-payment of annual fee |