CN208808631U - Bone nail device - Google Patents
Bone nail device Download PDFInfo
- Publication number
- CN208808631U CN208808631U CN201820289189.4U CN201820289189U CN208808631U CN 208808631 U CN208808631 U CN 208808631U CN 201820289189 U CN201820289189 U CN 201820289189U CN 208808631 U CN208808631 U CN 208808631U
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- China
- Prior art keywords
- bone nail
- hole
- connecting portion
- bone
- follow
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Abstract
The utility model discloses a kind of bone nail devices, wherein the bone nail device includes: bone nail, bone nail follow-up mechanism and bone nail clamp device；The bone nail includes bone nail ontology and first connecting portion, and one end of the bone nail ontology is arranged in the first connecting portion；The bone nail follow-up mechanism is provided with the first hole along first direction, and is provided with the second hole in a second direction, and the first connecting portion is provided with third hole；First hole is connected to second hole, and first hole at least partly accommodates the first connecting portion, and second hole is aligned with the third hole；The bone nail clamp device passes through second hole and is inserted into the third hole, and supports the first connecting portion to be fastenedly connected the bone nail and the bone nail follow-up mechanism.Implementing the utility model can be by the bone nail follow-up mechanism in optical sensing apparatus tracking bone nail device, and then realizes and position to the position of bone nail in bone nail device, to help to improve the precision of operation.
Description
Technical field
The utility model relates to medical device field, in particular to a kind of bone nail device.
Background technique
In surgical operation, be usually physically open, and by bone nail from the opening squeeze into particular body portion after it is real
Operate on operation.For example implement in surgical procedure to head, assist realizing the fixation of head position by bone nail.Currently, big
Boniness nail is only intended to position and fixes, for example application No. is the patents of CN02247786.1, and it discloses a kind of bone nails, substantially
It is revolved and is locked by a correction bone nail and a lock member；And one end of an elastic element clamping can be worn between both；It borrows
This, whether visual elastic element changes because orthodontic situation face generates, and judges whether to need to change elastic element, and in replacement bullet
Property element when, more using lock member and the correction bone nail construction quickly tearing open/fill, reach simplify, rapid construction the effect of.Again
Such as, application No. is the patent applications of CN201110133690.4, it discloses a kind of bone nail and use the tool of the bone nail, the bone
Nail includes a rod-like body, which has a head and a tail portion, and the tail end is equipped with tool receptacle, wherein
The rod-like body side is equipped with the protrusion that at least one of axis upwardly extends.After hammering into bone by specific purpose tool, which can
To limit the rotation and setback of bone nail, so that the bone nail is firmly fixed on bone.
Above-mentioned various Bone nail structures are all improved around fixed function.However how to the position of bone nail in medicine
It is tracked precisely in real time in image radiography, is related to doctor to the assurance precision of the actual physical feeling structure of patient,
And then influence the precision of operation.
It would therefore be highly desirable to propose a kind of device that can be accurately positioned bone nail physical location in medical image radiography.
Utility model content
In view of this, the utility model is intended to provide a kind of bone nail device, to can be tracked by optical sensing apparatus
To the bone nail device of bone nail position, to help to improve the precision of operation.
Specifically, a kind of bone nail device of the utility model, including bone nail, there is photosensitive bone nail follow-up mechanism and bone
Nail fastening device；The bone nail includes bone nail ontology and first connecting portion, and the first connecting portion is arranged in the bone nail ontology
One end；The bone nail follow-up mechanism is provided with the first hole along first direction, and is provided with the second hole in a second direction, described
First connecting portion is provided with third hole；First hole is connected to second hole, described in first hole at least partly accommodates
First connecting portion, second hole are aligned with the third hole；The bone nail clamp device passes through second hole and is inserted into institute
Third hole is stated, and supports the first connecting portion to be fastenedly connected the bone nail and the bone nail follow-up mechanism.
Further, the bone nail device include: the bone nail ontology be cylindrical structure, the bone nail ontology it is another
One end is provided with screw thread；The first connecting portion is cylindrical structure, and the outer diameter of the first connecting portion is greater than the bone nail sheet
The outer diameter of body, the outer diameter of the first connecting portion and the internal diameter for being less than first hole.
Further, the axial length of the screw thread is greater than preset threshold.
Further, the first connecting portion is column structure, and the third hole is the hole of cone.
Further, the first direction is the centerline direction in first hole, and the second direction is the second hole
Centerline direction；The first direction is vertical with second direction.
Further, the bone nail follow-up mechanism include connection second connecting portion and have photosensitive mark part, institute
It states second connecting portion and first direction is provided with first hole, and be provided with second hole in a second direction.
Further, side of the second connecting portion far from the bone nail is arranged in the mark part.
Further, the mark part and the second connecting portion are integrally formed setting or detachable setting.
Further, the center line of the mark part is overlapped with the center line of the bone nail.
Further, the bone nail clamp device is to mark closely screw, and the top for marking closely screw is cone.
The bone nail device of the utility model specifically, passes through institute by centering bone nail follow-up mechanism in bone nail dress
It states bone nail follow-up mechanism and first direction is provided with the first hole, and be provided with the second hole in a second direction；And first hole
It is connected to second hole, as a result, the first connecting portion is placed on first hole and the bone nail clamp device
Across second hole and be inserted into the third hole, and support the first connecting portion be fastenedly connected the bone nail with it is described
Bone nail follow-up mechanism, bone nail is fastenedly connected with the bone nail follow-up mechanism and relative position is fixed, thus implementing medicine radiography
When, allow bone nail follow-up mechanism to enter contrast apparatus together with human body, while bone nail follow-up mechanism has photonasty, by
This realizes that photosensitive element by the position of the sensing bone nail follow-up mechanism, realizes the bone nail being fastenedly connected with bone nail follow-up mechanism
Position.
It is read with reference to the drawings being described below for exemplary embodiment, other property features of the utility model and excellent
Point will become apparent.
Detailed description of the invention
It is incorporated into specification and the attached drawing for constituting part of specification shows the embodiments of the present invention, and
And together with the description for explaining the principles of the present invention.In the drawings, similar appended drawing reference is for indicating similar
Element.The accompanying drawings in the following description is some embodiments of the utility model, rather than whole embodiments.It is general for this field
For logical technical staff, without creative efforts, other drawings may be obtained according to these drawings without any creative labor.
Fig. 1 is a kind of Structure explosion diagram of bone nail device provided by the embodiment of the utility model；
Fig. 2 is a kind of Structure explosion diagram at the second visual angle of bone nail device provided by the embodiment of the utility model；
Fig. 3 is a kind of assembly structure figure of bone nail device provided by the embodiment of the utility model.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.It should be noted that in the absence of conflict, in the embodiment and embodiment in the application
Feature can mutual any combination.
According to the present invention will be described in detail below with reference to the accompanying drawings implements the bone nail device being related to.
Embodiment one:
Shown in Figure 1, bone nail device includes: bone nail 1, has photosensitive bone nail follow-up mechanism 2 and bone nail fastening dress
Set 3；The bone nail 1 includes bone nail ontology 11 and first connecting portion 13, and the first connecting portion 13 is arranged in the bone nail ontology
11 one end；The bone nail follow-up mechanism 2 is provided with the first hole 201 along first direction, and is provided with second in a second direction
Hole 203, the first connecting portion 13 are provided with third hole 131 used for positioning；First hole 201 and second hole 203
Connection, first hole 201 at least partly accommodate the first connecting portion 13, and second hole 203 and the third hole 131 are right
Together；The bone nail clamp device 3 passes through second hole 203 and is inserted into the third hole 131, and supports first connection
Portion 13 is to be fastenedly connected the bone nail 1 and the bone nail follow-up mechanism 2.
Wherein, the setting of the first direction and second direction guarantees that the two is different directions, that is, guarantees to state bone nail sheet
Body 11 can support after passing through first hole 201 with the bone nail clamp device 3 for passing through second hole 203.Preferably, institute
The centerline direction that first direction is first hole is stated, the second direction is the centerline direction in the second hole；Described first
Direction is vertical with second direction.In this way, the bone nail clamp device 3 supports the bone nail ontology 11, stress surface is that bone nail is tight
It is fixedly mounted with and sets 3 end faces for supporting the bone nail ontology 11, resist force can be increased, realization is preferably fastenedly connected.
When specific operation, third hole 131 (being referred to as location hole), preferred taper, such as the hole of pyramid type shape,
Positioning accuracy can be improved.Can certainly be other shapes, specifically referring to Figure 1 with the fastening bolt of Fig. 2.The bone nail ontology
11 be cylindrical structure, and the other end of the bone nail ontology 11 is provided with screw thread, and the axial length of the screw thread is greater than default threshold
Value, specific length need to go deep into subject to the demand of physical feeling when can be according to operation.Threaded tip has section, facilitates insertion into,
The quantity of its midsagittal plane can be 2-6, preferably 3-4.The first connecting portion 13 is column structure, the third hole
It (131) is the hole of cone.The outer diameter of the first connecting portion 13 is greater than the outer diameter of the bone nail ontology 11, and is less than described the
The internal diameter in one hole 201.The first connecting portion 13 can be integrally formed, be detachably connected or pass through with the bone nail ontology 11
The modes such as welding connect.
When specific operation, first hole 201 and second hole 203 can be with respectively along first direction and second direction
Connection setting, bone nail clamp device 3 can touch the bone nail ontology with second hole 203 by the first hole 201 of connection
11, and the bone nail ontology 11 is supported by tightening the realization of bone nail clamp device 3, and then realize the bone nail 1 and the bone nail
Follow-up mechanism 2 is fastenedly connected.The bone nail clamp device 3 can be to mark closely screw.Marking closely the preferred top of screw is cone,
It can match with location hole, to improve precision.Location hole is also possible to other shapes, and screw top is changed to respective shapes.
When specific operation, the bone nail follow-up mechanism 2 includes the second connecting portion 21 and mark part 23 of connection, the second connecting portion 21
First direction is provided with first hole 201, and is provided with second hole 203 in a second direction.The mark part 23
Side of the second connecting portion 21 far from the bone nail 1 be set, and the mark part 23 has photonasty, specifically can be with
It is realized there are many mode, for example being set as chequered with black and white structure can be photosensitive, as long as the theoretically biggish face of light and shade contrast
Colour cell conjunction is ok, naturally it is also possible to is made of photosensitive material, wherein the photosensitive material can be the high molecular material that can develop
Or metal material.The mark part 23 is integrally formed setting or detachable setting with the second connecting portion 21.Specifically, the bone
Following closely follow-up mechanism 2 can be the lesser cylindrical structure of height, and photosensitive material can be set in one far from second connecting portion 21
On end face, the center line of the mark part 23 can be overlapped with the center line of the bone nail 1.
The use process of the present embodiment bone nail device is summarized as follows: bone nail 1 being inserted into bone nail follow-up mechanism 2, with marking closely spiral shell
Silk fixing bone pin 1 is screwed into bone nail 1 with hand on the head to have drilled, realizes that the relative position between bone nail 1 and head is constant.
Patient is CT with this bone nail follow-up mechanism 2 together, and bone nail follow-up mechanism 2 and head is made all to develop.Recycle optical tracking
The image of development is registrated by identification of the instrument to bone nail follow-up mechanism 2 with the actual conditions of patient.Pass through image and patient's head
The registration one by one in portion, the operation pathway that doctor can be made to plan on the image are more accurately applied during operation, to improve operation
Accuracy, and reduce the minimal invasive of patient.
The present embodiment specifically, passes through the bone nail follow-up mechanism by centering bone nail follow-up mechanism in bone nail dress
First direction is provided with the first hole, and is provided with the second hole in a second direction；And first hole and second hole connect
It is logical, as a result, the first connecting portion is placed on first hole and the bone nail clamp device passes through second hole
And it is inserted into the third hole, and support the first connecting portion to be fastenedly connected the bone nail and the bone nail follow-up mechanism,
Bone nail is fastenedly connected with the bone nail follow-up mechanism and relative position is fixed, thus when implementing medicine radiography, so that bone nail chases after
Track device can enter contrast apparatus together with human body, while bone nail follow-up mechanism has photonasty, is achieved in photosensitive member
Part realizes the position for the bone nail being fastenedly connected with bone nail follow-up mechanism by the position of the sensing bone nail follow-up mechanism.
Descriptions above can combine implementation individually or in various ways, and these variants all exist
Within the protection scope of the utility model.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations.
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement；And these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution
The spirit and scope of scheme.
Claims (10)
1. bone nail device, including bone nail (1), which is characterized in that the bone nail device further include: have the tracking of photosensitive bone nail
Device (2) and bone nail clamp device (3)；The bone nail (1) includes bone nail ontology (11) and first connecting portion (13), and described first
Interconnecting piece (13) is arranged in one end of the bone nail ontology (11)；The bone nail follow-up mechanism (2) is provided with along first direction
One hole (201), and it is provided with the second hole (203) in a second direction, the first connecting portion (13) is provided with used for positioning
Third hole (131)；First hole (201) is connected to second hole (203), and first hole (201) at least partly accommodates
The first connecting portion (13), second hole (203) are aligned with the third hole (131)；The bone nail clamp device (3) is worn
It crosses second hole (203) and is inserted into the third hole (131), and support the first connecting portion (13) to be fastenedly connected
State bone nail (1) and the bone nail follow-up mechanism (2).
2. bone nail device as described in claim 1 characterized by comprising the bone nail ontology (11) is cylindrical structure,
The other end of the bone nail ontology (11) is provided with screw thread；The first connecting portion (13) is cylindrical structure, and described first connects
The outer diameter of socket part (13) is greater than the outer diameter of the bone nail ontology (11), the outer diameter of the first connecting portion (13) and is less than described the
The internal diameter in one hole (201).
3. bone nail device as claimed in claim 2, which is characterized in that the axial length of the screw thread is greater than preset threshold.
4. bone nail device as claimed in claim 2, which is characterized in that the first connecting portion (13) is column structure, described
Third hole (131) is the hole of cone.
5. such as bone nail device of any of claims 1-4, which is characterized in that the first direction is first hole
Centerline direction, the second direction be the second hole centerline direction；The first direction is vertical with second direction.
6. bone nail device as claimed in claim 5, which is characterized in that the bone nail follow-up mechanism (2) includes the second of connection
Interconnecting piece (21) and there are photosensitive mark part (23), the second connecting portion (21) is provided with described first along first direction
Hole (201), and it is provided with second hole (203) in a second direction.
7. bone nail device as claimed in claim 6, which is characterized in that the mark part (23) is arranged in the second connecting portion
(21) far from the side of the bone nail (1).
8. bone nail device as claimed in claim 7, which is characterized in that the mark part (23) and the second connecting portion (21)
It is integrally formed setting or detachable setting.
9. bone nail device as claimed in claim 8, which is characterized in that the center line and the bone nail of the mark part (23)
(1) center line is overlapped.
10. bone nail device as claimed in claim 8, which is characterized in that the bone nail clamp device (3) is to mark closely screw, institute
It states and marks closely the top of screw as cone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820289189.4U CN208808631U (en) | 2018-03-01 | 2018-03-01 | Bone nail device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820289189.4U CN208808631U (en) | 2018-03-01 | 2018-03-01 | Bone nail device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208808631U true CN208808631U (en) | 2019-05-03 |
Family
ID=66267836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820289189.4U Expired - Fee Related CN208808631U (en) | 2018-03-01 | 2018-03-01 | Bone nail device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208808631U (en) |
-
2018
- 2018-03-01 CN CN201820289189.4U patent/CN208808631U/en not_active Expired - Fee Related
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Legal Events
| 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: 20190503 Termination date: 20200301 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |