CN109833093A - The fixed device of navigator fix device for anterior cervical operation - Google Patents
The fixed device of navigator fix device for anterior cervical operation Download PDFInfo
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- CN109833093A CN109833093A CN201811185902.1A CN201811185902A CN109833093A CN 109833093 A CN109833093 A CN 109833093A CN 201811185902 A CN201811185902 A CN 201811185902A CN 109833093 A CN109833093 A CN 109833093A
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- Prior art keywords
- fixed
- fixed plate
- curved baffle
- anterior cervical
- navigator fix
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- 238000001356 surgical procedure Methods 0.000 abstract description 13
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- 230000008901 benefit Effects 0.000 abstract description 2
- 150000001875 compounds Chemical class 0.000 abstract description 2
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- 238000013461 design Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 208000027418 Wounds and injury Diseases 0.000 description 5
- 238000013459 approach Methods 0.000 description 5
- 229910052799 carbon Inorganic materials 0.000 description 5
- 239000000835 fiber Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
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- 230000009471 action Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000000399 orthopedic effect Effects 0.000 description 2
- 230000002980 postoperative effect Effects 0.000 description 2
- 210000003625 skull Anatomy 0.000 description 2
- 206010051955 Tracheal pain Diseases 0.000 description 1
- 206010044310 Tracheo-oesophageal fistula Diseases 0.000 description 1
- 208000005864 Tracheoesophageal Fistula Diseases 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
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- 210000000988 bone and bone Anatomy 0.000 description 1
- 210000001715 carotid artery Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000002059 diagnostic imaging Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000002224 dissection Methods 0.000 description 1
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- 208000016274 isolated tracheo-esophageal fistula Diseases 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B34/00—Computer-aided surgery; Manipulators or robots specially adapted for use in surgery
- A61B34/20—Surgical navigation systems; Devices for tracking or guiding surgical instruments, e.g. for frameless stereotaxis
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B34/00—Computer-aided surgery; Manipulators or robots specially adapted for use in surgery
- A61B34/20—Surgical navigation systems; Devices for tracking or guiding surgical instruments, e.g. for frameless stereotaxis
- A61B2034/2068—Surgical navigation systems; Devices for tracking or guiding surgical instruments, e.g. for frameless stereotaxis using pointers, e.g. pointers having reference marks for determining coordinates of body points
Abstract
The present invention relates to the fixed devices of navigator fix device for anterior cervical operation, fixed plate, curved baffle, connecting plate, one end of the curved baffle is arranged in the fixed plate, the other end of the curved baffle is arranged in the connecting plate, the fixed plate, the curved baffle and the connecting plate are integrally formed, and the fixed plate is equipped at least one threaded hole.It the advantage is that, using an arc fixed plate, navigation device is capable of fixing on anterior cervical vertebrae surface, and the physiological camber of the compound anterior cervical vertebrae of fixed plate, fixed plate is made to be fitted tightly over anterior cervical vertebrae surface；Curved baffle and fixed plate are integrally formed, and are reduced damage of the hook for surgery operation setting to patient, are facilitated patient to operate, and reduce the quantity of surgical instrument；Connecting plate with attachment device for being attached；Fixing groove is set on connecting plate, improves stability；The fixed device of navigator fix device effectively improves operation precision, reduces cervical vertebra anterior pathways surgery difficulty.
Description
Technical field
The present invention relates to medical instruments field more particularly to a kind of fixed dresses of navigator fix device for anterior cervical operation
It sets.
Background technique
With the development of medical science and continuing to bring out for modern large-scale medical supply, modern bone surgery always towards
It is minimally invasive, safely, the direction that meets biology theory develop, computer-assisted orthopedic surgery is come into being.Computer aided orthopedics
Operation is by airmanship using in the course of surgery.Technology of surgery navigation is by medical imaging diagnosis technology, space orientation technique, three
Dimension image processing techniques and high-performance computer combine.The fault image of patient CT or MRI are usually rebuild into dissection knot
Structure threedimensional model allows the institutional framework relationship of doctor's perilesional from all angles, formulate before surgery it is best and
The operation plan of safety.
Common surgical navigational is O-arm CT navigation and C-arm X-ray machine.In cervical operation, it is common practice to will lead
Boat is connect with bracket with a fixing clamp, and fixing clamp is clipped in the spinous process of patients with cervical or is fixed on patient's skull, then again into
The navigation of row real-time imaging.
But there are some problems for the fixed device of this navigator fix device:
1) in some operations for needing through cervical vertebra anterior approach, since the relative positional relationship of skull is unstable, and do not have
There is corresponding anterior cervical operation to fix device with navigator fix device, and navigation system in art cannot be used；
2) it when carrying out cervical vertebra anterior pathways surgery, usually also needs additionally to place a drag hook, for stopping and protecting life
It manages tissue (trachealgia sheath, vagina vasorum), exposure surgical field of view, and when placing drag hook, it needs to fix the drag hook, it should in art
The displacement of drag hook may cause the damage of oesophagus tracheae and carotid arteries, and serious person may cause neck blood in art or postoperative
Tracheal rupture, tracheoesophageal fistula cause operating difficulty to increase, operating time extension, and postoperative wound healing is difficult, or even dead.
Therefore, in order to preferably carry out anterior cervical operation, needing one kind can be applied in cervical vertebra anterior pathways surgery, effectively
Fixation does not shift, while effectively exposing surgical field of view and not influencing the fixed device of navigator fix device of surgical procedure, and closes at present
It is had not been reported in this device.
Summary of the invention
The purpose of the present invention is aiming at the shortcomings in the prior art, provide a kind of navigator fix for anterior cervical operation
Device fixes device.
To achieve the above object, the technical solution adopted by the present invention is that:
A kind of fixed device of navigator fix device for anterior cervical operation, fixed plate, curved baffle, connecting plate are described
One end of the curved baffle is arranged in fixed plate, and the other end of the curved baffle, the fixation is arranged in the connecting plate
Plate, the curved baffle and the connecting plate are integrally formed, and the fixed plate is equipped at least one threaded hole.
Preferably, the width of the fixed plate is equal to the width of the curved baffle.
Preferably, the width of the fixed plate is less than the width of the curved baffle.
Preferably, the central angle of the curved baffle is 90 °~180 °.
Preferably, the central angle of the curved baffle is 90 °~135 °.
Preferably, the angle between the fixed plate and the curved baffle is acute angle.
Preferably, the angle between the fixed plate and the curved baffle is 45 °~90 °.
It preferably, further include fixing groove, the top of the connecting plate is arranged in the fixing groove, and the fixing groove is equipped with two
A through-hole.
Preferably, there are two through-hole, the through-hole and the fixation holes to correspond for the connecting plate setting.
Preferably, the fixed plate is set there are two threaded hole, and the threaded hole is symmetricly set on the fixed plate diagonal line
On.
Preferably, the fixed plate is arc-shaped.
Preferably, the fixing groove further includes upper connecting hole and sliding block, and the fixing groove is arranged in the upper connecting hole
Center, two through-holes are symmetricly set on the left and right sides of the fixing groove, and the sliding block is arranged under the fixing groove
Portion.
Preferably, the sliding block is in circular ring shape or arc.
Preferably, the connecting plate is provided with lower connecting hole and sliding slot, and the lower connecting hole is opposite with the upper connecting hole
It answers, the sliding slot is corresponding with the sliding block.
Preferably, the sliding slot is in circular ring shape.
It preferably, further include fixing bolt, the lower part of the connecting plate, the fixing bolt is arranged in the fixing bolt
Successively it is threadedly coupled with the lower connecting hole and the upper connecting hole.
Preferably, the fixing groove further includes groove, and the upper surface of the fixing groove is arranged in the groove.
The invention adopts the above technical scheme, compared with prior art, has the following technical effect that
A kind of fixed device of navigator fix device for anterior cervical operation of the invention will using an arc fixed plate
The fixed device of navigator fix device is capable of fixing on anterior cervical vertebrae surface, and the physiological camber of the compound anterior cervical vertebrae of fixed plate, is made solid
Fixed board is fitted tightly over anterior cervical vertebrae surface；Curved baffle and fixed plate are integrally formed, to patient when reducing hook for surgery operation setting
Damage, facilitate patient to operate, and reduce surgical instrument quantity；Connecting plate is used to carry out with the attachment device of positioning system
Connection；It is provided with fixing groove on connecting plate, improves the stability that attachment device is connect with connecting plate；The fixed dress of the navigator fix device
Operation precision can be effectively improved by setting, and reduce operating time, reduce cervical vertebra anterior pathways surgery difficulty, easy to operate, be easy to apply.
Detailed description of the invention
Fig. 1 is the main view of first preferred embodiment of the invention.
Fig. 2 is the perspective view of first preferred embodiment of the invention.
Fig. 3 is the use state diagram of first preferred embodiment of the invention.
Fig. 4 is the main view of second preferred embodiment of the invention.
Fig. 5 is the perspective view of second preferred embodiment of the invention.
Fig. 6 is the main view of third preferred embodiment of the invention.
Fig. 7 is the top view of third preferred embodiment of the invention.
Fig. 8 is the perspective view of third preferred embodiment of the invention.
Fig. 9 is the use state diagram of third preferred embodiment of the invention.
Figure 10 is the perspective view of the 4th preferred embodiment of the invention.
Figure 11 is the perspective view of the 5th preferred embodiment of the invention.
Figure 12 is the perspective view of the fixation device of the 5th preferred embodiment of the invention.
Figure 13 is the perspective view of the fixing groove of the 5th preferred embodiment of the invention overlooked under visual angle.
Figure 14 is the perspective view of the fixing groove of the 5th preferred embodiment of the invention looked up under visual angle.
Figure 15 is the perspective view of the fixing bolt of the 5th preferred embodiment of the invention.
Figure 16 is two perspective view of the embodiment of the fixing bolt of the 5th preferred embodiment of the invention.
Figure 17 is two perspective view of the embodiment of the fixation device of the 5th preferred embodiment of the invention.
Figure 18 is the use state diagram of the 5th preferred embodiment of the invention.
Appended drawing reference therein are as follows: fixed plate 1；Curved baffle 2；Connecting plate 3；Fixing groove 4；Attachment device 5；Reference frame
6；Fixing bolt 7；Threaded hole 11；Fixation hole 31；Lower connecting hole 32；Sliding slot 33；Through-hole 41；Upper connecting hole 42；Sliding block 43；Groove
44。
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art without creative labor it is obtained it is all its
His embodiment, shall fall within the protection scope of the present invention.
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
The present invention will be further explained below with reference to the attached drawings and specific examples, but not as the limitation of the invention.
Embodiment 1
First preferred embodiment of the invention, as shown in Fig. 1~2, a kind of navigation for anterior cervical operation is fixed
One end of curved baffle 2 is arranged in the fixed device of position device, including fixed plate 1, curved baffle 2, connecting plate 3, fixed plate 1, connects
The other end of curved baffle 2 is arranged in plate 3.
Fixed plate 1 is arc-shaped, and fixed plate 1 sets three designs triangular in shape of threaded hole 11 there are three threaded hole 11.
By adopting the above technical scheme, fixed plate 1 is arc-shaped, meets the physiological camber of anterior cervical vertebrae, keeps fixed plate 1 tight
It is close to be fitted in anterior cervical vertebrae surface；Fixed plate 1 is conducive to fixed plate 1 using the threaded hole 11 of three position designs triangular in shape
When anterior approach is fixed, the fixed device of navigator fix device is firm, is less prone to the problems such as rotation is biased to.
Connecting plate 3 is equipped with multiple fixation holes 31, is fixedly connected for the attachment device with positioning system.
By adopting the above technical scheme, by multiple fixation holes 31, adjustable attachment device is in the fixed dress of navigator fix device
The position set is conducive to be needed to adjust angle according to operation.When being fixedly connected, generallys use threaded connection or bolt connects
It connects, effective fixed connection apparatus.
The fixed plate 1 of the fixed device of navigator fix device, curved baffle 2, connecting plate 3 are integrally formed, and navigator fix device is solid
Determine device to be made of carbon fibre material.
By adopting the above technical scheme, using carbon fibre material, make it in O-arm positioning system in use, X will not be blocked
Light makes it be rendered as pellucidity in the display of O-arm positioning system.
Angle a between fixed plate 1 and curved baffle 2 is 0 °~90 °, and the central angle of curved baffle 2 is 90 °~180 °,
Angle between connecting plate 3 and curved baffle 2 is 180 °.
The length of fixed plate 1 is 16mm~20mm, and the width of fixed plate 1 is 18mm~22mm, and the width of curved baffle 2 is
18mm~22mm, the width of connecting plate 3 are 18mm~22mm.
Further, the angle a between fixed plate 1 and curved baffle 2 is 45 °~90 °.
Further, the angle a between fixed plate 1 and curved baffle 2 is 70 °.
Further, the central angle of curved baffle 2 is 90 °.
Further, fixed plate 1, curved baffle 2, the width of connecting plate 3 are equal.
Further, the length of fixed plate 1 is 16mm, and the width of fixed plate 1 is 18mm, and the width of curved baffle 2 is
18mm, the width of connecting plate 3 are 18mm.
By adopting the above technical scheme, curved baffle 2 utilizes cambered design, can stop the physiological tissue of anterior cervical vertebrae, make
Surgical field of view is more clear.
By adopting the above technical scheme, 1 occupied area of fixed plate is small, is easy to be bonded, and small to anterior cervical vertebrae damage, and as far as possible
Baffle is reduced to block art area exposure segment；2 width 20mm of curved baffle or so, the baffle of 20mm wide can prevent narrow gear
Plate forms incised injury to the oesophagus tracheae stopped, and can occasionally reduce the pressure for stopping tissue, reduces the stimulation to tissue.
The application method of the fixed device of the navigator fix device of the present embodiment is as follows: reference frame 6 and attachment device 5 are carried out
Assembly, is threadedly coupled reference frame 6 with the adjusting screw rod of attachment device 5 by reference to the adapting device of bracket 6；It will be even
Connection device 5 is assembled with connecting plate 3, and attachment device 5 is made to be fixed on consolidating for connecting plate 3 by the standing screw of attachment device 5
Determine in hole 31；The fixed device of the navigator fix device assembled is fixed on anterior cervical vertebrae surface, screw is passed through to the spiral shell of fixed plate 1
Pit 11 screws in cervical vertebra, and the fixed device of navigator fix device is made to be fixed on anterior cervical vertebrae surface；After the completion of fixation, the company of back-out
The adjusting screw rod of connection device 5 adjusts position and the angle of reference frame 6, after the completion of adjusting, screws in the adjusting spiral shell of attachment device 5
Bar stablizes reference frame 6；The fixed device of navigator fix device after adjusting is as shown in Figure 3.
The fixed device of the navigator fix device of the present embodiment perfect can be adapted to existing O-arm positioning system or C-arm is fixed
Position system, can be attached with a variety of attachment devices.It, can be in benefit in device fixed using navigator fix device of the invention
Device is fixed with navigator fix device to be first fixed, and opens surgical field of view, then carry out subsequent positioning flow；Also or only in cervical vertebra
Play the role of opening surgical field of view in anterior pathways surgery.
Embodiment 2
Second preferred embodiment of the invention, as shown in Figures 4 and 5, a kind of navigation for anterior cervical operation are fixed
One end of curved baffle 2 is arranged in the fixed device of position device, including fixed plate 1, curved baffle 2, connecting plate 3, fixed plate 1, connects
The other end of curved baffle 2 is arranged in plate 3.
Fixed plate 1 is arc-shaped, and fixed plate 1 is set there are two threaded hole 11, and two threaded holes 11 are symmetricly set on fixed plate 1
On diagonal line.
By adopting the above technical scheme, fixed plate 1 is arc-shaped, meets the physiological camber of anterior cervical vertebrae, keeps fixed plate 1 tight
It is close to be fitted in anterior cervical vertebrae surface；Fixed plate 1 is conducive to fixed plate 1 using the threaded hole 11 that two positions are in that diagonal line designs
When anterior approach is fixed, the fixed device of navigator fix device is firm, is less prone to the problems such as rotation is biased to, and reduce the damage to cervical vertebra
Wound.
Connecting plate 3 is set there are two fixation hole 31, is fixedly connected for the attachment device with positioning system.
The fixed plate 1 of the fixed device of navigator fix device, curved baffle 2, connecting plate 3 are integrally formed, and navigator fix device is solid
Determine device to be made of carbon fibre material.
Angle a between fixed plate 1 and curved baffle 2 is 0 °~90 °, and the central angle of curved baffle 2 is 90 °~180 °,
Angle between connecting plate 3 and curved baffle 2 is 180 °.
The length of fixed plate 1 is 16mm~20mm, and the width of fixed plate 1 is 18mm~22mm, and the width of curved baffle 2 is
18mm~22mm, the width of connecting plate 3 are 18mm~22mm.
Further, the angle a between fixed plate 1 and curved baffle 2 is 45 °~90 °.
Further, the angle a between fixed plate 1 and curved baffle 2 is 65 °.
Further, the central angle of curved baffle 2 is 115 °.
Further, the width of fixed plate 1 is less than the width of curved baffle 2, the width of curved baffle 2 and connecting plate 3
Width is equal.
Further, the length of fixed plate 1 is 20mm, and the width of fixed plate 1 is 18mm, and the width of curved baffle 2 is
20mm, the width of connecting plate 3 are 20mm.
By adopting the above technical scheme, curved baffle 2 utilizes cambered design, can stop the physiological tissue of anterior cervical vertebrae, make
Surgical field of view is more clear.
By adopting the above technical scheme, 1 occupied area of fixed plate is small, is easy to be bonded, and small to anterior cervical vertebrae damage, and as far as possible
Baffle is reduced to block art area exposure segment；2 width 20mm of curved baffle or so, the baffle of 20mm wide can prevent narrow gear
Plate forms incised injury to the oesophagus tracheae stopped, and can occasionally reduce the pressure for stopping tissue, reduces the stimulation to tissue.
Embodiment 3
Third preferred embodiment of the invention, as can be seen from figures 6 to 8, a kind of navigation for anterior cervical operation are fixed
The one of curved baffle 2 is arranged in the fixed device of position device, including fixed plate 1, curved baffle 2, connecting plate 3, fixing groove 4, fixed plate 1
The other end of curved baffle 2 is arranged in end, connecting plate 3.
Fixed plate 1 is arc-shaped, and fixed plate 1 is set there are two threaded hole 11, and two threaded holes 11 are symmetricly set on fixed plate 1
On diagonal line.
By adopting the above technical scheme, fixed plate 1 is arc-shaped, meets the physiological camber of anterior cervical vertebrae, keeps fixed plate 1 tight
It is close to be fitted in anterior cervical vertebrae surface；Fixed plate 1 is conducive to fixed plate 1 using the threaded hole 11 that two positions are in that diagonal line designs
When anterior approach is fixed, the fixed device of navigator fix device is firm, is less prone to the problems such as rotation is biased to, and reduce the damage to cervical vertebra
Wound.
Connecting plate 3 is set there are two 31 (not shown) of fixation hole, is fixed for the attachment device with positioning system
Connection.
For the setting of fixing groove 4 on 3 top of connecting plate, fixing groove 4 is in " recessed " shape, sets that there are two through-hole 41, through-holes in fixing groove 4
41 correspond with fixation hole 31.
By adopting the above technical scheme, it can be bonded with the attachment device of positioning system using fixing groove 4, it can be quick
Attachment device is positioned as on connecting plate 3, and improves stability of the attachment device on connecting plate 3.
Fixed plate 1, curved baffle 2, connecting plate 3, the fixing groove 4 of the fixed device of navigator fix device are integrally formed, and navigate
The fixed device of locator is made of carbon fibre material.
Angle a between fixed plate 1 and curved baffle 2 is 0 °~90 °, and the central angle of curved baffle 2 is 90 °~180 °,
Angle between connecting plate 3 and curved baffle 2 is 180 °.
The length of fixed plate 1 is 16mm~20mm, and the width of fixed plate 1 is 18mm~22mm, and the width of curved baffle 2 is
18mm~22mm, the width of connecting plate 3 are 18mm~22mm.
Further, the angle a between fixed plate 1 and curved baffle 2 is 45 °~90 °.
Further, the angle a between fixed plate 1 and curved baffle 2 is 60 °.
Further, the central angle of curved baffle 2 is 135 °.
Further, the width of fixed plate 1 is less than the width of curved baffle 2, the width of curved baffle 2 and connecting plate 3
Width is equal.
Further, the length of fixed plate 1 is 18mm, and the width of fixed plate 1 is 20mm, and the width of curved baffle 2 is
22mm, the width of connecting plate 3 are 22mm.
By adopting the above technical scheme, curved baffle 2 utilizes cambered design, can stop the physiological tissue of anterior cervical vertebrae, make
Surgical field of view is more clear.
By adopting the above technical scheme, 1 occupied area of fixed plate is small, is easy to be bonded, and small to anterior cervical vertebrae damage, and as far as possible
Baffle is reduced to block art area exposure segment；2 width 22mm of curved baffle or so, the baffle of 22mm wide can prevent narrow gear
Plate forms incised injury to the oesophagus tracheae stopped, and can occasionally reduce the pressure for stopping tissue, reduces the stimulation to tissue.
The application method of the fixed device of the navigator fix device of the present embodiment is as follows: reference frame 6 and attachment device 5 are carried out
Assembly, is threadedly coupled reference frame 6 with the adjusting screw rod of attachment device 5 by reference to the adapting device of bracket 6；It will be even
Connection device 5 is assembled with connecting plate 3, and attachment device 5 is made to be fixed on through-hole 41 and the connection of fixing groove 4 by standing screw
In the fixation hole 31 of plate 3；The fixed device of the navigator fix device assembled is fixed on anterior cervical vertebrae surface, screw is passed through into fixation
The threaded hole 11 of plate 1 screws in cervical vertebra, and the fixed device of navigator fix device is made to be fixed on anterior cervical vertebrae surface；It is fixed to complete
Afterwards, adjusting screw rod is screwed out, position and the angle of reference frame 6 are adjusted, after the completion of adjusting, screws in the adjusting screw rod of attachment device 5,
Stablize reference frame 6；The fixed device of navigator fix device after adjusting is as shown in Figure 9.
For the attachment device of preferably stationary positioned system, as shown in Figure 10, the 4th preferred embodiment of the invention,
Limit plate is arranged in 4 both ends of fixing groove, and the bottom of attachment device is completely embedded into fixing groove 4, makes attachment device 4 after the completion of fixation
It is not susceptible to be displaced.
Embodiment 4
5th preferred embodiment of the invention, as shown in Figure 11~17, a kind of navigation for anterior cervical operation
Locator fixes device, including fixed plate 1, curved baffle 2, connecting plate 3, fixing groove 4, fixing bolt 7, and the setting of fixed plate 1 exists
The other end of curved baffle 2 is arranged in one end of curved baffle 2, connecting plate 3, and fixing groove 4 passes through fixing bolt 7 and connecting plate 3
It is attached.
Fixed plate 1 is oval, and fixed plate 1 is set there are two threaded hole 11, and two threaded holes 11 are symmetricly set on fixed plate 1
Diagonal line on.
By adopting the above technical scheme, fixed plate 1 is oval, under the premise of ensuring fixed, is further reduced and centrum
Contact area；It is solid in anterior approach to be conducive to fixed plate 1 using the threaded hole 11 that two positions are in that diagonal line designs for fixed plate 1
Periodically, the fixed device of navigator fix device is firm, is less prone to the problems such as rotation is biased to, and reduce the damage to cervical vertebra.
Curved baffle 2 is in cylinder design, and when that will fix device and centrum is contacted, curved baffle 2 can be with diagonal
On the one hand it places, adjustable placement location obtains better operating space, avoids blocking the patient visual field；On the other hand, it adopts
With cylinder design, it is possible to reduce the compressing to surrounding tissue, and surrounding tissue is avoided to be hurt.
Connecting plate 3 is equipped with lower connecting hole 32 and sliding slot 33, and lower connecting hole 32 and sliding slot 33 are concentric design, sliding slot 33
In a ring, the diameter of lower connecting hole 32 is less than the diameter of sliding slot 33, is provided with internal screw thread in lower connecting hole 32, can be in sliding slot 33
Internal screw thread is set, can also be only smooth surface.
Fixing groove 4 is designed in disc type, and fixing groove 4 includes through-hole 41, upper connecting hole 42, sliding block 43 and groove 44, upper company
The center that fixing groove 4 is arranged in hole 42 is connect, through-hole 41 is symmetricly set on the left and right sides of connecting hole 42, and the setting of sliding block 43 is solid
Determine the lower part of slot 4, groove 44 is arranged in the top of fixing groove 4, internal screw thread is provided in upper connecting hole 42, and sliding block 43 can be set
External screw thread can also be only smooth surface.
Further, upper connecting hole 42 is identical as the internal diameter of lower connecting hole 32.
Further, sliding block 43 can be circular ring shape sliding block, can also be with multiple ground arranged symmetrically arc shaped sliders.
Further, the annular radius of sliding block 43 is greater than the radius of upper connecting hole 42.
Further, sliding block 43 is matched with sliding slot 33, so that fixing groove 4 is able to carry out 360 ° of rotations, to adjust through-hole 41
Angle.
Further, the shape of groove 44 can be various shapes, including but not limited to rectangle, trapezoidal etc., can be with company
The pedestal of connection device 5 matches.
Further, the size and shape of fixing groove 4 can be according to the size for the attachment device 5 connecting with reference frame 6
And shape is configured.
The lower part of connecting plate 3 is arranged in fixing bolt 7, successively carries out screw thread company with lower connecting hole 32 and upper connecting hole 42
It connects.
Fixing bolt 7 carries out clockwise movement from the lower part of connecting plate 3 upwards, passes sequentially through lower connecting hole 32 and upper connection
Hole 42 is fixed on fixing groove 4 on connecting plate 3；Fixing bolt 7 carries out counterclockwise movement from the lower part of connecting plate 3 upwards, successively
By upper connecting hole 42 and lower connecting hole 32, rotate fixing groove 4.
Further, as shown in figure 16, fixing bolt 7 is that hand turns bolt.
Turning bolt using hand can be without using screwdriver, rotary fixing screw bolt 7.
The fixed plate 1 of the fixed device of navigator fix device, curved baffle 2, connecting plate 3 are integrally formed, and navigator fix device is solid
Determine device to be made of carbon fibre material.
The diameter of fixed plate 1 is 16mm~20mm, and the diameter of curved baffle 2 is 8mm~15mm, and the width of connecting plate 3 is
18mm~22mm.
Further, the angle a between fixed plate 1 and curved baffle 2 is 45 °~90 °.
Further, the angle a between fixed plate 1 and curved baffle 2 is 60 °.
Further, the shape of fixed plate 1 can also be round (as shown in figure 17) or round rectangle.
Further, one kind being preferably carried out mode, after fixing groove 4 and fixing bolt 7 are attached, 7 nothing of fixing bolt
Must screw unscrewing, fixing bolt 7 is only used for placement fixing groove 4 and falls off with connecting plate 3.Fixing groove 4 and fixing bolt 7 are together
Axle center around lower connecting hole 32 is rotated.A resistance is provided between the sliding block 43 of fixing groove 4 and the sliding slot 33 of connecting plate 3
Buddhist nun, under the action of the damping, the needs of fixing groove 4 just can be carried out rotation under the effect of external force；Under the action of no external force, Gu
Determine slot 4 to stop rotating, holding position is constant.
As shown in figure 18, the application method of the fixed device of the navigator fix device of the present embodiment is as follows: by reference frame 6 and even
Connection device 5 is assembled, and reference frame 6 is made to carry out spiral shell by reference to the adapting device of bracket 6 and the adjusting screw rod of attachment device 5
Line connection；The position for needing to adjust fixing groove 4 according to operation, is arranged the through-hole 41 in fixing groove 4 at an angle, will connect
Device 5 is assembled with fixing groove 4, the groove 44 of attachment device 5 and fixing groove 4 is first carried out nested encryptions, then pass through fixation
Attachment device 5 is threadedly coupled by screw rod with the through-hole 41 of fixing groove 4；The fixed device of the navigator fix device assembled is fixed
On anterior cervical vertebrae surface, screw is screwed in cervical vertebra by the threaded hole 11 of fixed plate 1, keeps the fixed device of navigator fix device firm
It is fixed on anterior cervical vertebrae surface；After the completion of fixation, adjusting screw rod is screwed out, position and the angle of reference frame 6 is adjusted, adjusts and complete
Afterwards, the adjusting screw rod for screwing in attachment device 5 stablizes reference frame 6.
The foregoing is merely preferred embodiments of the present invention, are not intended to limit embodiments of the present invention and protection model
It encloses, to those skilled in the art, should can appreciate that all with made by description of the invention and diagramatic content
Equivalent replacement and obviously change obtained scheme, should all be included within the scope of the present invention.
Claims (10)
1. a kind of fixed device of navigator fix device for anterior cervical operation, which is characterized in that including fixed plate (1), arc
Baffle (2), connecting plate (3), fixed plate (1) setting is in one end of the curved baffle (2), connecting plate (3) setting
The other end in the curved baffle (2), the fixed plate (1), the curved baffle (2) and the connecting plate (3) one at
Type, the fixed plate (1) are equipped at least one threaded hole (11).
2. the fixed device of the navigator fix device according to claim 1 for anterior cervical operation, which is characterized in that described
The width of fixed plate (1) is less than or equal to the width of the curved baffle (2).
3. the fixed device of the navigator fix device according to claim 1 for anterior cervical operation, which is characterized in that described
Fixed plate (1) is rounded, and the curved baffle (2) is cylindrical.
4. any fixed device of the navigator fix device for anterior cervical operation according to claim 1, which is characterized in that
The central angle of the curved baffle (2) is 90 °~180 °.
5. any fixed device of the navigator fix device for anterior cervical operation according to claim 1, which is characterized in that
Angle between the fixed plate (1) and the curved baffle (2) is 0 °~90 °.
6. the fixed device of the navigator fix device according to claim 1 for anterior cervical operation, which is characterized in that also wrap
It includes fixing groove (4), the fixing groove (4) is arranged on the connecting plate (3) top, and the fixing groove (4) sets that there are two through-holes
(41)。
7. the fixed device of the navigator fix device according to claim 6 for anterior cervical operation, which is characterized in that described
There are two fixation hole (31), the fixation hole (31) and the through-hole (41) to correspond for setting on connecting plate (3).
8. the fixed device of the navigator fix device according to claim 6 for anterior cervical operation, which is characterized in that described
Fixing groove (4) further includes upper connecting hole (42) and sliding block (43), and the upper connecting hole (42) is arranged in the fixing groove (4)
Centre, two through-holes (41) are symmetricly set on the left and right sides of the fixing groove (4), and the sliding block (43) is arranged described solid
Determine the lower part of slot (4).
9. the fixed device of the navigator fix device according to claim 8 for anterior cervical operation, which is characterized in that described
Connecting plate (3) is provided with lower connecting hole (32) and sliding slot (33), and the lower connecting hole (32) and the upper connecting hole (42) are opposite
It answers, the sliding slot (33) is corresponding with the sliding block (43).
10. the fixed device of the navigator fix device according to claim 9 for anterior cervical operation, which is characterized in that also
Including fixing bolt (7), the fixing bolt (7) is arranged in the lower part of the connecting plate (3), and the fixing bolt (7) is successively
It is threadedly coupled with the lower connecting hole (32) and the upper connecting hole (42).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810075050.4A CN108158655A (en) | 2018-01-25 | 2018-01-25 | For the navigator fix device fixing device of anterior cervical operation |
| CN2018100750504 | 2018-01-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109833093A true CN109833093A (en) | 2019-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810075050.4A Pending CN108158655A (en) | 2018-01-25 | 2018-01-25 | For the navigator fix device fixing device of anterior cervical operation |
| CN201811185902.1A Pending CN109833093A (en) | 2018-01-25 | 2018-10-11 | The fixed device of navigator fix device for anterior cervical operation |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810075050.4A Pending CN108158655A (en) | 2018-01-25 | 2018-01-25 | For the navigator fix device fixing device of anterior cervical operation |
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| Country | Link |
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| CN (2) | CN108158655A (en) |
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| US20050149050A1 (en) * | 2002-05-21 | 2005-07-07 | Jan Stifter | Arrangement and method for the intra-operative determination of the position of a joint replacement implant |
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|---|---|
| CN108158655A (en) | 2018-06-15 |
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