CN217548158U - Bone holding forceps for orthopedic surgery and surgery navigation system - Google Patents
Bone holding forceps for orthopedic surgery and surgery navigation system Download PDFInfo
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- CN217548158U CN217548158U CN202221171049.XU CN202221171049U CN217548158U CN 217548158 U CN217548158 U CN 217548158U CN 202221171049 U CN202221171049 U CN 202221171049U CN 217548158 U CN217548158 U CN 217548158U
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- 210000000988 bone and bone Anatomy 0.000 title claims abstract description 68
- 238000001356 surgical procedure Methods 0.000 title claims abstract description 46
- 230000000399 orthopedic effect Effects 0.000 title claims abstract description 41
- 238000009434 installation Methods 0.000 claims description 33
- 210000000080 chela (arthropods) Anatomy 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 241000283984 Rodentia Species 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 239000003550 marker Substances 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The application provides a bone holding forceps for bone surgery specifically includes: the forceps mouth assembly is used for being fixedly connected with the bone of a patient; the connecting component comprises a connecting piece, a first mounting part and a second mounting part, the first mounting part is connected with the nipper assembly, the second mounting part is arranged on the positioning guide plate, and the connecting piece sequentially penetrates through the first mounting part and the second mounting part and is fixedly connected with the first mounting part and the second mounting part; the first mounting portion is provided with first meshing teeth, the second mounting portion is provided with second meshing teeth, and the first meshing teeth are meshed with the second meshing teeth to prevent the positioning guide plate from rotating relative to the first mounting portion. Through the bone holding forceps for the orthopedic operation that this application embodiment provided, can guarantee the location baffle for the connection reliability of bone holding forceps for the orthopedic operation, and then guarantee the reliability that location baffle and patient are connected.
Description
Technical Field
The application relates to the technical field of medical equipment, in particular to a bone holding forceps for an orthopedic operation and an operation navigation system.
Background
The surgical robot mainly comprises a mechanical arm, a surgical trolley and various surgical tools, for example, in an orthopedic surgery, a clamping tool rongeur is used for clamping parts such as a spine and a vertebra, but the existing rongeur for the orthopedic surgery is not flexible in adjusting clamping force, and is overlarge in clamping force on part of bones, so that the bones are easily damaged. When the surgical robot is used for surgery, surgical planning needs to be performed firstly, the surgical robot is positioned, surgical navigation is performed finally by means of the positioning marker, and a doctor is assisted in performing surgical operation.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, embodiments of the present application provide a bone holding forceps for orthopedic surgery to solve the above problems.
According to one aspect of the application, the bone holding forceps for the orthopedic surgery mainly comprise a forceps mouth assembly, a connecting assembly and a positioning guide plate, wherein the forceps mouth assembly is used for being fixedly connected with a bone of a patient; the connecting component comprises a connecting piece, a first mounting part and a second mounting part, the first mounting part is connected with the nipper assembly, the second mounting part is arranged on the positioning guide plate, and the connecting piece sequentially penetrates through the first mounting part and the second mounting part and is fixedly connected with the first mounting part and the second mounting part; the first mounting portion is provided with first meshing teeth, the second mounting portion is provided with second meshing teeth, and the first meshing teeth are meshed with the second meshing teeth to prevent the positioning guide plate from rotating relative to the first mounting portion.
Optionally, the first mounting portion is provided with a first mounting hole, a part of the first mounting hole is a threaded section, and another part of the first mounting hole is a smooth hole section.
Optionally, the connecting piece includes a screw section and a prism section which are fixedly connected, a threaded hole is formed in the middle of the second installation portion, threads connected with the first installation portion and the second installation portion are arranged on the screw section, and the cross section of the prism section is polygonal.
Optionally, both ends of the second mounting portion are provided with second meshing teeth.
Optionally, the forceps mouth assembly includes a first forceps body, a second forceps body and a rotating shaft, the first forceps body and the second forceps body are pivotally connected through the rotating shaft, the first forceps body includes a first forceps mouth portion and a first forceps handle portion, the second forceps body includes a second forceps mouth portion and a second forceps handle portion, the first forceps mouth portion and the second forceps mouth portion cooperate to form a forceps mouth, and the first forceps handle portion and the second forceps handle portion cooperate to form a forceps handle.
Optionally, the forceps mouth assembly further comprises a locking member, the first forceps body is provided with a second mounting hole, the second forceps body is provided with a third mounting hole, and the locking member sequentially penetrates through the second mounting hole and the third mounting hole to be connected with the first forceps body and the second forceps body to control the opening degree of the forceps mouth.
Optionally, the second mounting hole is a threaded hole, the second mounting hole is in threaded fit with the locking member, the third mounting hole is a unthreaded hole, the first end of the locking member is provided with a stop member, and the stop member is used for stopping the second clamp handle of the second clamp body.
Optionally, the first jaw portion is provided with a first biting tooth and the second jaw portion is provided with a second biting tooth.
Optionally, the first and second meshing teeth are staggered.
Furthermore, a positioning mark is arranged on the positioning guide plate.
According to a second aspect of the embodiments of the present application, a surgical navigation system is provided, which includes a surgical mechanical arm, and any one of the bone holding forceps for orthopedic surgery and a navigation portion, wherein the bone holding forceps for orthopedic surgery is fixed on a bone of a patient, a positioning mark is arranged on a positioning guide plate of the bone holding forceps for orthopedic surgery, and the navigation portion is connected with the mechanical arm and controls the mechanical arm according to a position of the positioning mark.
According to the bone holding forceps for the orthopedic operation, the forceps mouth is fixedly connected with the bone of a patient, and the relative displacement between the forceps mouth and the bone of the patient is guaranteed; the pincers handle is connected with the first installation department in the coupling assembling, second installation department in the coupling assembling sets up on the location baffle, the connecting piece connects gradually first installation department and second installation department, realize that the fastening of first installation department and second installation department can be dismantled and be connected, through setting up the meshing tooth at first installation department and second installation department, take place relative rotation with the relative first installation department of prevention location baffle, guarantee the location baffle for bone-holding forceps for orthopedic surgery's connection reliability, and then guarantee the reliability that location baffle and patient are connected, can reduce rocking of location baffle, improve the operation precision.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, serve to provide a further understanding of the application and to enable other features, objects, and advantages of the application to be more apparent. The drawings and the description of the exemplary embodiments of the present application are provided for explaining the present application and do not constitute an undue limitation on the present application. In the drawings:
FIG. 1 is a schematic structural view of a bone holding forceps for orthopedic surgery according to an embodiment of the present application;
FIG. 2 is a schematic view of a connection between a jaw assembly and a first mounting portion according to an embodiment of the present disclosure;
fig. 3 is a schematic view of a connection manner of a positioning guide plate and a second mounting portion according to an embodiment of the present application.
Description of reference numerals:
10-a jaw assembly; 101-a first caliper body; 102-a second clamp body; 103-a rotating shaft; 104-a locking member; 20-a connecting assembly; 201-connecting piece; 202 — a first mounting portion; 203-a second mounting portion; and 30, positioning the guide plate.
Detailed Description
In order to more clearly understand the technical features, objects and effects of the embodiments of the present application, specific embodiments of the present application will be described with reference to the accompanying drawings.
"exemplary" means "serving as an example, instance, or illustration" herein, and any illustration, embodiment, or steps described as "exemplary" herein should not be construed as a preferred or advantageous alternative.
For the sake of simplicity, only the parts relevant to the present invention are schematically shown in the drawings, and they do not represent the actual structure as a product. In addition, for simplicity and clarity of understanding, elements having the same structure or function in some of the figures may be shown only schematically or only schematically.
Before explaining the structure of the bone-holding forceps for orthopedic surgery according to the embodiment of the present application, the application scenario of the bone-holding forceps for orthopedic surgery is briefly explained in order to facilitate understanding, with reference to the accompanying drawings.
The utility model provides an orthopedic surgery is with holding forceps is arranged in orthopedic surgery, through using the orthopedic surgery is with holding forceps that this application embodiment provided, carries out the centre gripping to parts such as backbone, vertebra at the operation in-process, guarantees and the patient bone between the reliability of being connected, and is connected with the positioning guide plate with holding forceps with orthopedic surgery, through guaranteeing positioning guide plate and orthopedic surgery with the reliability of being connected between holding forceps, and then guarantees the reliability of being connected between positioning guide plate and the patient bone.
Referring to fig. 1 to 3, an orthopedic surgery bone holding forceps according to an embodiment of the present application includes: the forceps mouth assembly 10, the connecting assembly 20 and the positioning guide plate 30, wherein the forceps mouth assembly 10 is used for being fixedly connected with a bone of a patient; the connecting assembly 20 comprises a connecting piece 201, a first mounting part 202 and a second mounting part 203, the first mounting part 202 is connected with the forceps mouth assembly 10, the second mounting part 203 is arranged on the positioning guide plate 30, the cross sections of the first mounting part 202 and the second mounting part 203 are circular, and the connecting piece 201 sequentially penetrates through the first mounting part 202 and the second mounting part 203 and is fixedly connected with the first mounting part 202 and the second mounting part 203 through threads; first mounting portion 202 is provided with first meshing tooth, is provided with second meshing tooth on the second mounting portion 203, and two parts all are equipped with the second meshing tooth about the second mounting portion 203, conveniently adjust the position of location baffle 30 like this, and first meshing tooth and second meshing tooth meshing to prevent location baffle 30 and rotate first mounting portion 202 relatively. In the working process of the bone holding forceps for orthopedic surgery, the forceps mouth assembly 10 clamps the bone of the spine of a patient, and the forceps mouth assembly 10 and the first mounting part 202 in the connecting assembly 20 are welded or integrally formed, so that the connection reliability between the forceps mouth assembly 10 and the connecting assembly 20 is further improved; the second installation part 203 in the connecting assembly 20 is arranged on the positioning guide plate 30, the second installation part 203 is in a circular structure and is connected with an L-shaped connecting rod, the connecting piece 201 is screwed into the first installation part 202 and the second installation part 203 through threads to realize the fastening connection between the forceps mouth assembly 10 and the positioning guide plate 30, the first installation part 202 and the second installation part 203 are provided with meshing teeth to realize the meshing connection between the first installation part 202 and the second installation part 203, the positioning guide plate 30 is prevented from rotating relative to the first installation part 202, the connection reliability between the positioning guide plate 30 and the forceps mouth assembly 10 is ensured, namely the connection reliability between the positioning guide plate 30 and a patient is ensured, the connection between the first installation part 202 and the second installation part 203 is realized through tooth meshing, the connection reliability between the first installation part 202 and the second installation part 203 can be further enhanced, the first installation part 202 and the second installation part 203 are firmer, the mark identification precision on the positioning guide plate is improved in the orthopedic surgery, and the sway of the positioning guide plate is reduced.
In a specific implementation manner, the second mounting portion 203 is a circular ring structure and is fixedly connected to the positioning guide 30 through an "L-shaped" link, and the second mounting portion 203 and the positioning guide 30 may be connected by welding or integrally formed, so as to further improve the connection reliability between the second mounting portion 203 and the positioning guide 30.
In a specific implementation manner, the first mounting portion 202 is provided with a first mounting hole, a part of the first mounting hole is a threaded section, and another part of the first mounting hole is a smooth hole section. By arranging a part of the first mounting hole as a threaded section, threaded connection between the first mounting hole and the connecting piece 201 can be realized, and the connection reliability between the first mounting hole and the connecting piece 201 is ensured; set up the other part of first mounting hole into the unthreaded hole section, compare with ordinary with first mounting hole is set up to the screw thread section entirely, the realization that this application embodiment provided can improve the connection efficiency between connecting piece 201 and the first mounting hole, reduces spinal surgery time, saves time cost.
The connecting piece 201 is connected with the first mounting part 202 and the second mounting part 203 in a fastening manner through threads, specifically, the connecting piece 201 comprises a screw section and a prism section which are fixedly connected, and optionally, the screw section and the prism section can also be integrally formed; the middle part of second installation department 203 is equipped with the screw hole, is provided with the screw thread of being connected with first installation department 202 and second installation department 203 on the screw rod section, and the cross section of prism section is the polygon. The threaded connection between the first mounting part 202 and the second mounting part 203 is realized through threads on the screw rod, and the connection reliability between the first mounting part 202 and the second mounting part 203 is ensured; further, the cross section of the prism section is polygonal, so that an operator can conveniently clamp the connecting piece 201 by using tools such as a wrench when the connecting piece 201 is connected with the first mounting part 202 and the second mounting part 203. Alternatively, the cross section of the prism may be a quadrangle, a hexagon, etc., and this embodiment does not limit this.
In one example, both ends of the second mounting portion 203 are provided with second engaging teeth; by arranging the second engaging teeth at both ends of the second mounting portion 203, it is avoided that an operator spends time identifying the connecting mating surface between the second mounting portion 203 and the first mounting portion 202 during the process of connecting the first mounting portion 202 and the second mounting portion 203, the connecting time between the first mounting portion 202 and the second mounting portion 203 is saved, and the operator can conveniently adjust the position of the positioning guide plate 30.
In one embodiment, the forceps nozzle assembly 10 includes a first forceps body 101, a second forceps body 102 and a rotating shaft 103, the first forceps body 101 and the second forceps body 102 are pivotally connected through the rotating shaft 103, the first forceps body 101 includes a first forceps mouth portion and a first forceps handle portion, the second forceps body 102 includes a second forceps mouth portion and a second forceps handle portion, the first forceps mouth portion and the second forceps mouth portion cooperate to form a forceps nozzle, and the first forceps handle portion and the second forceps handle portion cooperate to form a forceps handle. Realize through pincers mouth that the centre gripping between bone-holding forceps for bone surgery and the patient bone is fixed, through the aperture of adjustment pincers handle control pincers mouth, when guaranteeing that pincers mouth and patient bone carry out fixed connection, can not cause the damage to patient's bone, or can't press from both sides tight patient bone, realize the fixed connection with patient's bone.
Further, in order to more conveniently control the opening degree of the forceps nozzle, the forceps nozzle assembly 10 further comprises a locking member 104, a second mounting hole is formed in the first forceps body 101, a third mounting hole is formed in the second forceps body 102, and the locking member 104 sequentially penetrates through the second mounting hole and the third mounting hole to be connected with the first forceps body 101 and the second forceps body 102 so as to control the opening degree of the forceps nozzle by adjusting the distance between the forceps handles.
Preferably, in order to more flexibly control the opening degree of the forceps mouth, so that the forceps mouth can be fixedly connected with the bone of the spine of the patient, the reliability of the fixed connection between the forceps mouth and the bone of the patient is improved, the bone of the spine of the patient is prevented from being damaged due to the undersize of the forceps mouth, or the bone of the patient is not tightly clamped due to the oversized opening degree of the forceps mouth, so that the bone holding forceps for the orthopedic surgery and the bone of the patient are relatively displaced, the second mounting hole is a threaded hole, and the second mounting hole is in threaded fit with the locking piece 104, so that the reliability of the fixed connection between the forceps mouth and the bone of the patient is improved; the third mounting hole is set to be a unthreaded hole, so that the opening degree of the forceps mouth can be conveniently adjusted, the opening degree of the forceps mouth can not be fixed, and flexible adjustment can be carried out according to the diameter of the bone of a patient. In one embodiment, the first end of the locking member 104 is provided with a stop by which the second jaw portion of the second jaw body 102 can be stopped.
In one implementation, a first accommodating hole may be formed in the first caliper handle, the first accommodating hole is used for accommodating a first cylinder, and a first mounting hole is disposed perpendicular to an axial direction of the first cylinder. Specifically, the diameter of the first cylinder is greater than the diameter of the first mounting hole, while ensuring that the first cylinder can be disposed in the first receiving hole.
Similarly, a second accommodating hole is formed in the second clamp handle and used for accommodating a second cylinder, and a second mounting hole is formed in the second accommodating hole and perpendicular to the axial direction of the second cylinder. Specifically, the diameter of the second cylinder is larger than the diameter of the second mounting hole, while ensuring that the second cylinder can be disposed in the second receiving hole. Wearing and tearing appear when the inside screw thread that sets up of second mounting hole, can only replace the second cylinder, alright guarantee bone surgery with holding forceps and patient's bone between be connected the reliability, saved bone surgery with holding forceps's cost of maintenance, prolonged bone surgery with holding forceps's life.
In one embodiment, in order to further improve the connection reliability between the forceps mouth and the bone of the patient, the first forceps mouth part is provided with the first occlusion teeth, the second forceps mouth part is provided with the second occlusion teeth, and the first forceps mouth part and the second forceps mouth part are respectively provided with the first occlusion teeth and the second occlusion teeth, so that the friction force between the forceps mouth and the bone of the patient is increased, and the connection reliability between the forceps mouth and the bone of the patient is ensured.
In order to further ensure the reliability of the connection between the forceps mouth and the bone of the patient, the first occlusion teeth and the second occlusion teeth are staggered.
Further, in order to facilitate the operation, a positioning mark is disposed on the positioning guide 30. By arranging the positioning mark on the positioning guide plate 30, the affected part of the patient can be conveniently positioned and marked in the operation process. The positioning mark can be in a pattern mode such as a bar shape, an irregular pattern or a two-dimensional code, and the implementation mode of the positioning mark is not limited.
It should be noted that the positioning guide plate may be configured as a circle, a sector, a polygon, an irregular shape, and the like, and the present application is not limited thereto.
According to another embodiment provided by the application, the surgical navigation system comprises a surgical mechanical arm, any one of the bone holding forceps for the orthopedic surgery described above and a navigation part, wherein the bone holding forceps for the orthopedic surgery is fixed on a bone of a patient, a positioning mark is arranged on a positioning guide plate 30 of the bone holding forceps for the orthopedic surgery, and the navigation part is connected with the mechanical arm and controls the mechanical arm according to the position of the positioning mark.
Through the operation positioning navigation system provided by the embodiment of the application, the connection reliability between the bone of a patient and the positioning guide plate can be ensured in the operation process, and the accuracy of the positioning marker in positioning is improved.
It should be understood that although the present description has been described in terms of various embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and those skilled in the art will recognize that the embodiments described herein may be combined as suitable to form other embodiments, as will be appreciated by those skilled in the art.
The above description is only an exemplary embodiment of the present disclosure, and is not intended to limit the scope of the present disclosure. Any person skilled in the art should be able to make equivalent changes, modifications and combinations without departing from the concept and principle of the embodiments of the present application.
Claims (10)
1. A bone holding forceps for orthopedic surgery is characterized by comprising: a clamp mouth component (10), a connecting component (20) and a positioning guide plate (30),
the forceps mouth assembly (10) is used for being fixedly connected with the bone of a patient;
the connecting assembly (20) comprises a connecting piece (201), a first mounting part (202) and a second mounting part (203), the first mounting part (202) is connected with the forceps mouth assembly (10), the second mounting part (203) is arranged on the positioning guide plate (30), and the connecting piece (201) sequentially penetrates through the first mounting part (202) and the second mounting part (203) and is fixedly connected with the first mounting part (202) and the second mounting part (203);
first installation department (202) are last to be provided with first meshing tooth, be provided with second meshing tooth on second installation department (203), first meshing tooth with the meshing of second meshing tooth is in order to prevent location baffle (30) is relative first installation department (202) rotates.
2. The bone forceps for orthopedic surgery according to claim 1, characterized in that the first mounting portion (202) is provided with a first mounting hole, a part of which is a threaded section, and another part of which is a smooth section.
3. The bone holding forceps for orthopedic surgery according to claim 2, characterized in that the connecting piece (201) comprises a screw section and a prism section which are fixedly connected, a threaded hole is formed in the middle of the second mounting portion (203), threads connected with the first mounting portion (202) and the second mounting portion (203) are arranged on the screw section, and the cross section of the prism section is polygonal.
4. The bone forceps for orthopedic surgery according to claim 1, characterized in that the second mounting portion (203) is provided with the second engaging teeth at both ends.
5. The bone forceps for orthopedic surgery according to claim 1, characterized in that the forceps mouth assembly (10) comprises a first forceps body (101), a second forceps body (102) and a rotating shaft (103), the first forceps body (101) and the second forceps body (102) are pivoted through the rotating shaft (103), the first forceps body (101) comprises a first forceps mouth portion and a first forceps handle portion, the second forceps body (102) comprises a second forceps mouth portion and a second forceps handle portion, the first forceps mouth portion and the second forceps mouth portion cooperate to form a forceps mouth, and the first forceps handle portion and the second forceps handle portion cooperate to form a forceps handle.
6. The bone forceps for orthopedic surgery according to claim 5, characterized in that the forceps mouth assembly (10) further comprises a locking member (104), the first forceps body (101) is provided with a second mounting hole, the second forceps body (102) is provided with a third mounting hole, and the locking member (104) passes through the second mounting hole and the third mounting hole in sequence to connect with the first forceps body (101) and the second forceps body (102) for controlling the opening degree of the forceps mouth.
7. The bone forceps for orthopedic surgery according to claim 6, characterized in that the second mounting hole is a threaded hole, the second mounting hole is in threaded fit with the locking member (104), the third mounting hole is a smooth hole, the first end of the locking member (104) is provided with a stopper, and the stopper is used for stopping the second forceps handle portion of the second forceps body (102).
8. The bone forceps for orthopedic surgery according to claim 5, characterized in that the first forceps mouth portion is provided with first occlusion teeth, the second forceps mouth portion is provided with second occlusion teeth, and the first occlusion teeth and the second occlusion teeth are staggered.
9. The bone forceps for orthopedic surgery according to claim 1, characterized in that the positioning guide plate is provided with a positioning mark.
10. A surgical navigation system, which is characterized in that the surgical navigation system comprises a surgical mechanical arm, the bone holding forceps for orthopedic surgery according to any one of claims 1 to 9, and a navigation part, wherein the bone holding forceps for orthopedic surgery is fixed on the bone of a patient, a positioning mark is arranged on a positioning guide plate of the bone holding forceps for orthopedic surgery, and the navigation part is connected with the mechanical arm and controls the mechanical arm according to the position of the positioning mark.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221171049.XU CN217548158U (en) | 2022-05-13 | 2022-05-13 | Bone holding forceps for orthopedic surgery and surgery navigation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221171049.XU CN217548158U (en) | 2022-05-13 | 2022-05-13 | Bone holding forceps for orthopedic surgery and surgery navigation system |
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| Publication Number | Publication Date |
|---|---|
| CN217548158U true CN217548158U (en) | 2022-10-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221171049.XU Active CN217548158U (en) | 2022-05-13 | 2022-05-13 | Bone holding forceps for orthopedic surgery and surgery navigation system |
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| Country | Link |
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| CN (1) | CN217548158U (en) |
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- 2022-05-13 CN CN202221171049.XU patent/CN217548158U/en active Active
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