CN205514899U - A fixed tracer that pulls of fracture piece for navigation - Google Patents
A fixed tracer that pulls of fracture piece for navigation Download PDFInfo
- Publication number
- CN205514899U CN205514899U CN201620252353.5U CN201620252353U CN205514899U CN 205514899 U CN205514899 U CN 205514899U CN 201620252353 U CN201620252353 U CN 201620252353U CN 205514899 U CN205514899 U CN 205514899U
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- fixed part
- bone piece
- piece fixed
- tracer
- connecting rod
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Abstract
The utility model discloses a fixed tracer that pulls of fracture piece for navigation, including bone piece fixed part, operating portion and spike portion, bone piece fixed part is cylindricly first terminal surface and second terminal surface, first terminal surface have annular dentate structure, and the counter bore structure has been seted up at annular dentate structure's center, and a round hole has been seted up at the center of counter bore structure, the operating portion includes holding rod, connecting rod and sleeve pipe, one end rigid coupling in the middle part of holding rod of connecting rod, and the other end of connecting rod links to each other with the sleeve pipe, and bone piece fixed part is located to the cover pipe box, and fixed on the axis of bone piece fixed part by the nut, the contour that nevertheless can follow bone piece fixed part goes up and rotates, spike portion includes the support and installs the infrared reflecting light ball array on the support, the outer wall of bone piece fixed part and the silica gel that the holding rod surface covering has controllable coefficient of friction. The utility model discloses rotatable operating portion can reduce the influence to operation technique, can repeat the dismouting at the operation in -process, just needn't join in marriage the standard again and still can keep original navigation accuracy.
Description
Technical field
This utility model relates to technical field of medical instruments, specifically, is that a kind of navigation for eye socket surgery scope is
The sclerite fixed traction tracer of system, this device is applied in eye socket surgical operation, can fix, draw and real-time
The important bone piece of location tracking.
Background technology
Eye socket surgical endoscope navigation system is by medical image, Computer Image Processing, space orientation technique and scope
The surgical assistant system of the technology organic combinations such as imaging, is to eye socket innovation surgically.It extends
The field range that surgeon is limited, it is simple to patient observes the organizational structure in deep, and monitoring simultaneously and early warning are to avoid doctor
Source property is damaged.Its appearance breaches the boundary of tradition Orbital Surgery, promotes the change of Orbital Surgery theory so that
Eye socket surgical effect has had qualitative leap.
Navigation system many employings infrared optical location technology, is fixed on the anti-with infrared ray of skull by identification at present
Penetrate the location frame of reference of source or emission source, patient image is learned the world coordinates that the virtual coordinate system of data is actual with patient
Registration registration is done by system, by identifying the infrared emitting source on operation tool and location frame of reference or the position of reflection sources,
Follow the trail of and the locus of positioning operation instrument with patient, and shown in navigation system display, make operation cure
Teacher understands the information such as the position of operation tool, direction.
The location of locus is showed by navigation system with point-to-point form at present, it is impossible to real intuitively in art
Time show the locus of floating bone block, and bone piece must be touched in all directions by spike probe and could indirectly obtain
The spatial positional information of some point, and require that these point sets are connected into line in brain and are built into face by surgical doctor, by
This just can know the locus of bone piece in art.This requires that surgical doctor possesses stronger spatial thinking ability, and
Needing in art to use spike probe to detect bone piece or implant repeatedly, its complex operation, display is not directly perceived, not only
Extend operating time, the most even because causing reset effect undesirable the false judgment of locus.
The utility application of Application No. 201410036033.1 discloses one and leads for eye socket surgery scope
The sclerite fixed traction tracer of boat system, including base element, grips part, spike part and fixing nut.
But all unit constructions must be used by this device for reaching spike effect, and all unit constructions are together together
Time, the relative position between each parts is all fixing, it is impossible to meets and draws any direction, limits operation
Motility.
Therefore, those skilled in the art is devoted to develop a kind of sclerite fixed traction spike dress for navigation system
Put, while ensureing positioning precision, it is ensured that the motility of operation.
Utility model content
Because the drawbacks described above of prior art, technical problem to be solved in the utility model is how to avoid instrument to limit
The motility of system operation.
For achieving the above object, this utility model provides a kind of sclerite fixed traction spike dress for navigation system
Putting, including bone piece fixed part, operating portion and spike portion, described bone piece fixed part is cylindrical, including the first end face and
Second end face, described first end face has annular dentalation, and the center of described annular dentalation offers counterbore knot
Structure, the center of described counter bore structure offers a circular hole, and described second end face has external thread structure and breach, described
Bone piece fixed part also includes that nut, described nut match with external thread mechanism and the breach of described second end face；
Described operating portion includes that holding rod, connecting rod and sleeve pipe, one end of described connecting rod are fixed in the middle part of described holding rod, institute
The other end stating connecting rod is connected with described sleeve pipe, and described casing pipe sleeve is located at described bone piece fixed part, by described nut in institute
State on the axis of bone piece fixed part fixing, but can rotate along the contour of described bone piece fixed part；
Described spike portion includes support and installs infrared reflecting ball array on the bracket, and the bottom of described support sets
Having the projection that the described breach of described second end face with described bone piece fixed part agrees with, described support is by described projection
It is fixed on described second end face of described bone piece fixed part by described nut；
The outer wall of described bone piece fixed part and described holding rod surface are coated with the silica gel of controllable friction coefficient.
Further, described connecting rod is single connecting rod.
Further, described connecting rod is triangular in shape, is made up of single connecting rod and support bar.
Further, described infrared reflecting ball array includes three infrared reflecting balls.
Further, described operating portion is formed in one preparation.
Further, described nut offers the breach identical with described second end face.
Further, described breach is triangular in shape or Y shape or T-shaped.
Further, described holding rod offers finger gripping groove.
Further, described support is Y-shaped or T-shaped, is provided with an infrared reflecting ball in the bracket at portion's convergence,
Remaining described infrared reflecting ball is arranged on described support end points.
Further, described connecting rod is provided with an infrared reflecting ball.
The purpose of this utility model is for the fixing tracer of existing sclerite traction, during operation, by
In generally one fixed structure, between holding operation part and sclerite, there is no the possibility of relative displacement, cause operation doctor
Raw inconvenience.This utility model advantage is that sclerite fixed traction tracer described in the utility model can be used for eye
The reconstruction of socket of the eye surgery margo orbitalis bone, including bone piece fixed part, operating portion and spike portion, bone piece fixed part and spike portion
Relatively complete fixing connection, and operating portion can be the most freely rotatable, does not affect navigation and positioning accuracy；It addition,
The silica gel being coated with controllable friction coefficient at the outer wall of bone piece fixed part and described holding rod surface can adjust operation further
The control accuracy of doctor.
Below with reference to accompanying drawing, the technique effect of design of the present utility model, concrete structure and generation is described further,
To be fully understood from the purpose of this utility model, feature and effect.
Accompanying drawing explanation
Fig. 1 is the overall schematic of a preferred embodiment of the present utility model；
Fig. 2 is the parts explosive view of a preferred embodiment of the present utility model；
Fig. 3 is the spike portion schematic diagram of a preferred embodiment of the present utility model；
Fig. 4 is the bone piece fixed part schematic diagram of a preferred embodiment of the present utility model；
Fig. 5 is the bone piece fixed part schematic diagram of a preferred embodiment of the present utility model；
Fig. 6 is the nut schematic diagram of a preferred embodiment of the present utility model；
Fig. 7 is the nut schematic diagram of a preferred embodiment of the present utility model；
Fig. 8 is the operating portion schematic diagram of a preferred embodiment of the present utility model.
Detailed description of the invention
The detailed description of the invention provided this utility model below in conjunction with the accompanying drawings elaborates.
Sclerite fixed traction tracer for navigation system described in the utility model as depicted in figs. 1 and 2,
Including bone piece fixed part 1, operating portion 2 and spike portion 3, wherein bone piece fixed part 1 and spike portion 3 are completely fixed connection,
Being relatively free of any type of movement or rotation, the relative bone piece fixed part 1 of operating portion 2 and spike portion 3 can freely turn
Dynamic.
Bone piece fixed part 1 is as shown in Figure 4, cylindrical, and including the first end face and the second end face, the first end face has
Annular dentalation 11, the center of described annular dentalation offers counter bore structure 12, described counter bore structure 12
Center offers a circular hole.As it is shown in figure 5, described second end face has external thread structure and breach 14, described bone piece
Fixed part also includes nut 15, as shown in Figure 6 and Figure 7, the external thread mechanism of described nut and described second end face and
Breach 14 matches, and has breach 151；Breach 14 is triangular in shape or Y shape or T-shaped.
As shown in Figure 8, including holding rod 23, connecting rod 22 and sleeve pipe 21, described operating portion 2 is integrated into operating portion 2
Prepared by type.One end of described connecting rod 22 is fixed in the middle part of described holding rod 23, and the other end of described connecting rod 22 is with described
Sleeve pipe 21 is connected, and described sleeve pipe 21 is sheathed on described bone piece fixed part 1, is fixed in described bone piece by described nut 15
Fix on the axis in portion 1, but can rotate along the contour of described bone piece fixed part 1；Described connecting rod 22 be single connecting rod or
Triangular in shape, it is made up of single connecting rod 221 and support bar 222.Finger gripping groove 231 is offered on described holding rod 23.
Spike portion is as it is shown on figure 3, include support 31 and infrared reflecting ball 33, and infrared reflecting ball 33 is generally 3,
An infrared reflecting ball can also be provided with on described connecting rod, form 4 balls, so can improve spike further
The precision of behavior.Support 31 can be Y shape or T-shaped, and one of them witch ball of infrared reflecting ball 33 is positioned at support
Each end points meet of 31, remaining is distributed on each end points.An end points end at support 31 is provided with protruding 32.
The bottom of described support is provided with the projection 32 that the described breach of described second end face with described bone piece fixed part agrees with, institute
State support 31 to be fixed on described second end face of described bone piece fixed part 1 by described nut 15 by described protruding 32.
The silica gel of controllable friction coefficient it is coated with, at bone on the outer wall 13 of bone piece fixed part 1 and holding rod 23 surface 232
The outer wall of block fixed part and described holding rod surface are coated with the silica gel of controllable friction coefficient and can control further to operate doctor
Control accuracy.
Preferred embodiment of the present utility model described in detail above.Should be appreciated that the ordinary skill of this area without
Need creative work just can make many modifications and variations according to design of the present utility model.Therefore, all technology neck
In territory technical staff according to design of the present utility model on the basis of existing technology by logical analysis, reasoning or limited
The available technical scheme of experiment, all should be in the protection domain being defined in the patent claims.
Claims (10)
1. the sclerite fixed traction tracer for navigation system, it is characterised in that include bone piece fixed part,
Operating portion and spike portion,
Described bone piece fixed part is cylindrical, and including the first end face and the second end face, described first end face has annular tooth
Shape structure, the center of described annular dentalation offers counter bore structure, and the center of described counter bore structure offers a circle
Hole, described second end face has external thread structure and breach, and described bone piece fixed part also includes nut, described nut with
External thread mechanism and the breach of described second end face match；
Described operating portion includes that holding rod, connecting rod and sleeve pipe, one end of described connecting rod are fixed in the middle part of described holding rod, institute
The other end stating connecting rod is connected with described sleeve pipe, and described casing pipe sleeve is located at described bone piece fixed part, by described nut in institute
State on the axis of bone piece fixed part fixing, but can rotate along the contour of described bone piece fixed part；
Described spike portion includes support and installs infrared reflecting ball array on the bracket, and the bottom of described support sets
Having the projection that the described breach of described second end face with described bone piece fixed part agrees with, described support is by described projection
It is fixed on described second end face of described bone piece fixed part by described nut；
The outer wall of described bone piece fixed part and described holding rod surface are coated with the silica gel of controllable friction coefficient.
2. the sclerite fixed traction tracer for navigation system as claimed in claim 1, it is characterised in that
Described connecting rod is single connecting rod.
3. the sclerite fixed traction tracer for navigation system as claimed in claim 1, it is characterised in that
Described connecting rod is triangular in shape, is made up of single connecting rod and support bar.
4. the sclerite fixed traction tracer for navigation system as claimed in claim 1, it is characterised in that
Described infrared reflecting ball array includes three infrared reflecting balls.
5. the sclerite fixed traction tracer for navigation system as claimed in claim 1, it is characterised in that
Described operating portion is formed in one preparation.
6. the sclerite fixed traction tracer for navigation system as claimed in claim 1, it is characterised in that
The breach identical with described second end face is offered on described nut.
7. the sclerite fixed traction tracer for navigation system as claimed in claim 1, it is characterised in that
Described breach is triangular in shape or Y shape or T-shaped.
8. the sclerite fixed traction tracer for navigation system as claimed in claim 1, it is characterised in that
Finger gripping groove is offered on described holding rod.
9. the sclerite fixed traction tracer for navigation system as claimed in claim 1, it is characterised in that
Described support is Y-shaped or T-shaped, is provided with an infrared reflecting ball in the bracket at portion's convergence, remaining described infrared instead
Photosphere is arranged on described support end points.
10. the sclerite fixed traction tracer for navigation system as claimed in claim 1, it is characterised in that
An infrared reflecting ball it is provided with on described connecting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620252353.5U CN205514899U (en) | 2016-03-29 | 2016-03-29 | A fixed tracer that pulls of fracture piece for navigation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620252353.5U CN205514899U (en) | 2016-03-29 | 2016-03-29 | A fixed tracer that pulls of fracture piece for navigation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205514899U true CN205514899U (en) | 2016-08-31 |
Family
ID=56786459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620252353.5U Active CN205514899U (en) | 2016-03-29 | 2016-03-29 | A fixed tracer that pulls of fracture piece for navigation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205514899U (en) |
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2016
- 2016-03-29 CN CN201620252353.5U patent/CN205514899U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |