CN104398300B - Minimally Invasive Surgery pedicle of vertebral arch guider - Google Patents
Minimally Invasive Surgery pedicle of vertebral arch guider Download PDFInfo
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- CN104398300B CN104398300B CN201410779076.9A CN201410779076A CN104398300B CN 104398300 B CN104398300 B CN 104398300B CN 201410779076 A CN201410779076 A CN 201410779076A CN 104398300 B CN104398300 B CN 104398300B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
- A61B17/90—Guides therefor
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Abstract
The present invention relates to a kind of orthopaedics positioner, especially a kind of Minimally Invasive Surgery pedicle of vertebral arch guider, belong to the technical field of medical apparatus and instruments.The technical scheme provided according to the present invention, described Minimally Invasive Surgery pedicle of vertebral arch guider, including measurement and positioning plate and the angle locating bar that is connected by movable joint with described measurement and positioning plate, described angle locating bar is connected joint with measurement and positioning plate and arranges angular measurement plate and temporary securing mechanism.The present invention applies at orthopedic spinal vertebrae minimal invasive surgery, can arbitrarily adjust angle, position operation puncturing direction, can improve location efficiency and accuracy rate, safe and reliable.
Description
Technical field
The present invention relates to a kind of Minimally Invasive Surgery pedicle of vertebral arch guider, belong to the technical field of medical apparatus and instruments.
Background technology
Vertebroplasty refers to that percutaneous injects bone cement to reach to increase vertebra in passing through pedicle of vertebral arch or pedicle of vertebral arch extroversion vertebral body
Body strength and stability, prevents from subsiding, alleviating pain, a kind of Wicresoft spinal surgery skill for the purpose of even part recovers vertebral height
Art.Vertebroplasty especially percutaneous vertebroplasty, advantage is: wound is little, and puncture needle is thrust vertebral body；Safety
Property high, seldom occur that neural blood vessel damages；Certainly, postoperative a couple of days symptom substantially alleviates curative effect, and curative effect is lasting.Therefore, this art formula
It is widely adopted, especially in gerontal patient.
But vertebroplasty is to operate under x-ray radiography, not straightforward manipulation preoperative needs Reusability C arm machine to position, and depends on
Surgical experience by clinicist repeatedly adjusts when puncture needle arrives appropriate angle position and can operate.At young or clinical experience
When doctor abundant not operates, increasing film making number of times unavoidably, amount of radiation suffered by doctors and patients increases, and increases puncture time, and increase is suffered from
Person is painful.Even if the doctor that clinical experience is abundant, C arm machine film making location is also used for multiple times unavoidably when location.Clinical needs one
Plant simple and practical Minimally Invasive Surgery pedicle of vertebral arch guider, reduce operating difficulty, improve procedure efficiency, increase operation safety.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, it is provided that a kind of Minimally Invasive Surgery pedicle of vertebral arch guider,
It is simple and compact for structure, easy to use, and clinicist can be helped when vertebral pedicle puncture to improve location efficiency and accuracy, increases
Operation safety.
The technical scheme provided according to the present invention, described Minimally Invasive Surgery pedicle of vertebral arch guider, including for vertebral body Wicresoft hands
The measurement and positioning plate of point of puncture and spinal column distance can be measured and for puncturing the angle locating bar that direction positions during art, described
Measurement and positioning plate and angle locating bar are flexibly connected by movable joint.
Described measurement and positioning plate is provided for measuring angle locating bar major axis and measurement and positioning plate centered by movable joint
The angular measurement plate of major axis angulation angle.
On described measurement and positioning plate, length scale line is set.
Described length scale line reset is in movable joint central horizontal.
Described measurement and positioning plate is arranged adjacent to movable joint one end can be by interim to measurement and positioning plate and angle locating bar position
Fixing joint temporary securing mechanism.
Described joint temporary securing mechanism includes that being arranged on measurement and positioning plate positions spiral shell adjacent to the joint of movable joint one end
Hole and the joint bolt being embedded in the positioning screw hole of joint.Described joint positioning screw hole is run through even by measurement and positioning plate surface
Logical movable joint.Described joint bolt adaptive with joint positioning screw hole and can turn in the positioning screw hole of joint advance or after
Move back.Described joint bolt length is more than joint positioning screw hole.
Arrange on described measurement and positioning plate can along the smooth sliding bar of measurement and positioning plate major axis, the major axis of described sliding bar with
The major axis of measurement and positioning plate connects with vertical angle.
The slide bar temporary securing mechanism that can be temporarily fixed at by sliding bar on measurement and positioning plate is set on described slide bar.
Described slide bar temporary securing mechanism includes the slide bar positioning screw hole being arranged on sliding bar and is embedded at slide bar location
Slide bar bolt in screw；Described slide bar positioning screw hole runs through side sliding bar bar wall；Described slide bar bolt and bar
Wall slide bar positioning screw hole is adaptive and can advance in slide bar positioning screw hole or retreat.The length of described slide bar bolt is more than sliding
Bar positioning screw hole.
Described movable joint includes that being arranged on measurement and positioning plate one end can set spacing to angle locating bar and be flexibly connected
Joint link slot and be arranged on angle locating bar one end highlight bulge formed joint connect projection；Described joint connects projection
With joint link slot form fit, joint connects projection and can set spacing in the link slot of joint and can turn in the link slot of joint
Dynamic.
The described joint being arranged on angle locating bar one end connects projection and is preferably convex spherical structure.The most described it is arranged on
Joint, measurement and positioning plate one end link slot is preferably more than half spherical structure groove, and its spherical inner diameter connects the ball of projection compared with joint
Shape internal diameter is slightly larger.Described joint connects projection can set spacing rotation in the link slot of joint.
Described angle locating bar runs through major axis and arranges hollow duct.
Described angle locating bar arranges horn mouth at the hollow duct extreme ends of the other end that opposed articulation connects projection.
Described angle locating bar is set to detachable structure, forms two or more angle running through hollow duct after separating
Locating bar separates assembly, and two or more angle locating bars form complete angle locating bar structure after separating assembly split.
The joint connection groove section of described measurement and positioning plate one end sets up separately and is set to detachable structure, forms arthrodesis after separating
Portion's measurement and positioning plate and half groove measurement and positioning plate, after described arthrodesis portion measurement and positioning plate is detached, is embedded in joint and connects
Groove intrinsic articulation connects projection and can deviate from from half groove measurement and positioning plate groove.The described detachable structure of measurement and positioning plate includes arranging
Point-like at joint link slot weak part cuts off off-line.
Described arthrodesis portion measurement and positioning plate and half groove measurement and positioning plate are detached that position arranges can be by arthrodesis portion
Measurement and positioning plate and half groove measurement and positioning plate split temporarily fixing measurement plate temporary securing mechanism.
Described measurement plate temporary securing mechanism is set to buckle structure, according to this structure: in measurement and positioning plate one end
Link slot position, joint be set to detachment structure, detachment line side arranges buckle, and corresponding opposite side arranges fixture block.When card buckle
After entering fixture block, measurement and positioning plate split is an entirety, and split position is preferably the centrage of joint link slot spherical structure.
Described angular measurement plate is semi-circle shape, and edge, semi-circular arc face arranges angle index line, and semicircle both ends are arranged
The angular measurement plate that can be movably connected on measurement and positioning plate by angular measurement plate fixes projection；Described measurement and positioning plate and angle
Measure plate to fix projection correspondence position and arrange and angular measurement plate can be fixed projection set spacing angular measurement plate fixed groove,
Angular measurement plate is fixed projection and can be rotated in angular measurement plate fixed groove.
The angular measurement plate arranged on described angular measurement plate fixes the preferred cylindrical structure of projection, and the most described measurement is fixed
The angular measurement plate fixed groove arranged on the plate of position is more than half cylinder groove, and its profile and angular measurement plate fix projection phase
Seemingly, size is slightly larger.Described angular measurement plate fixes projection can set spacing rotation in angular measurement plate fixed groove.
It can be convex spherical structure that the angular measurement plate arranged on described angular measurement plate fixes projection.The most described measurement
The angular measurement plate fixed groove arranged on location-plate is preferably more than half spherical structure groove, and its profile is solid with angular measurement plate
Determining projection similar, size is slightly larger.Described angular measurement plate fix projection can set spacing in angular measurement plate fixed groove turn
Dynamic.
Advantages of the present invention: surgical doctor can be assisted to be accurately positioned site of puncture, direction and angle, lowers operation
Difficulty, its simple in construction, easy to use, improve procedure efficiency, increase operation safety.
Accompanying drawing explanation
Fig. 1 is whole implementation shape and structure figure of the present invention.
Fig. 2 is the front view of angular measurement plate of the present invention.
Fig. 3 is measurement and positioning plate top view of the present invention
Fig. 4 is measurement and positioning plate side view of the present invention and joint bolt assembly relation enforcement shape and structure figure.
Fig. 5 is the side view of sliding bar of the present invention.
Fig. 6 is the top view of sliding bar of the present invention.
Fig. 7 is that angle locating bar of the present invention implements shape and structure figure.
Fig. 8 be angle locating bar of the present invention be two parts splits implement shape and structure figures.
Fig. 9 is that measurement and positioning plate of the present invention arranges point-like at joint link slot weak part and cuts off off-line, and through point-like
Cut off the top view after off-line detachment.
Figure 10 is the measurement and positioning plate of the present invention side-looking after joint link slot weak part arranges buckle structure and separates
Figure.
Figure 11 is the measurement and positioning plate of the present invention vertical view after joint link slot weak part arranges buckle structure and separates
Figure.
Figure 12 is the schematic diagram that the present invention completes at hands Intraoperative position.
Description of reference numerals: 1-measurement and positioning plate, 11-arthrodesis portion measurement and positioning plate, 12-half groove measurement and positioning plate,
13-point-like cuts off off-line, 14-angular measurement plate fixed groove, 2-angle locating bar, 21-hollow duct, 22-horn mouth, 3-
Movable joint, 31-joint link slot, 32-joint connection projection, 4-angular measurement plate, 41-angular measurement plate fix projection, 5-
Joint temporary securing mechanism, 51-joint positioning screw hole, 52-joint bolt, 6-sliding bar, 61-slide bar trepanning, 62-slide bar
Main body, 7-slide bar temporary securing mechanism, 71-slide bar positioning screw hole, 72-slide bar bolt, 81-card buckle shaft block, 82-buckle are buckled
Ring, 83-buckle button block, 91-spinous process, 92-transverse process, 93-vertebral foramen, 94-vertebral body.
Detailed description of the invention
Below in conjunction with concrete drawings and Examples, the invention will be further described.
As shown in Figure 1: in order to be able to make surgical doctor that site of puncture, direction and angle to be accurately positioned, operation is improved
Efficiency, increases operation safety, and the present invention includes measuring point of puncture and the measurement of spinal column distance when vertebrae minimal invasive surgery
Location-plate 1 and for puncture direction location angle locating bar 2.Described measurement and positioning plate 1 and angle locating bar 2 are by living
Movable joint 3 is flexibly connected, can random adjustment direction angle.
Specifically, measurement and positioning plate 1 is preferably long strip-board shape structure.During use auxiliary in C arm machine with reference to preoperative image data
Helping lower operation: first, angle locating bar 2 is placed in preparation and punctures patient body side, and measurement and positioning plate 1 is perpendicular to spinal column along spinal column
Major axis translates, and positions vertebral body horizontal plane.After vertebral body horizontal plane has positioned, measurement and positioning plate 1 translates along own long axis,
Point of puncture is positioned relative to spinal column optimum distance.Finally, the angle side of angle locating bar 2 relative measurement location-plate 1 is adjusted
Position, is accurately positioned puncturing direction.After more than having positioned, can puncture along angle locating bar 2 direction and carry out subsequent procedures
Operation.
Angular measurement plate 4 is set on described measurement and positioning plate 1 centered by movable joint 3, in order to measure measurement and positioning plate 1
Major axis and the angle of angle locating bar 2 major axis angulation, play indicative function when adjusting angle locating bar (2) orientation and angle, keep away
Exempt from the most affected.
Shown in Fig. 2: in the embodiment of the present invention, described angular measurement plate 4 is preferably semicircular structure, with the semicircle center of circle
Centered by (i.e. the sphere midpoint of movable joint 3), at arc edge labelling angle index, in order to accurately to measure measurement and positioning plate 1
With angle locating bar 2 at angular measurement plate 4 angulation.
As shown in Figure 3: on described measurement and positioning plate 1, length scale line is set.In the embodiment of the present invention, with movable joint 3
Midpoint be that zero point is not provided with one end mark lengths scale numerical value of angle locating bar 2 to measurement and positioning plate 1.According to preoperative shadow
As data can calculate point of puncture to the vertical dimension in measurement and positioning plate 1 plane between spinal column, operation uses and measures
Point of puncture is accurately positioned by the rule arranged on location-plate 1, increases positioning precision.
As shown in Figure 1: described measurement and positioning plate 1 is provided for measurement and positioning plate 1 and angle adjacent to movable joint 3 one end
The joint temporary securing mechanism 5 that the position of locating bar 2 is fixed temporarily.So, after positioning action completes, temporary locking joint is faced
Time fixed mechanism 5, make the position of measurement and positioning plate 1 and angle locating bar 2 be relatively fixed, it is to avoid when follow-up puncture procedure occur
Shift in position, reduces error chance of occurrence.And after puncture procedure completes, joint temporary securing mechanism 5 of loosening, the present invention is micro-
Invasive procedures pedicle of vertebral arch guider shirks, and conveniently carries out next step operation technique.
As shown in Figure 4: described joint temporary securing mechanism 5 includes being arranged on measurement and positioning plate 1 adjacent joints link slot 31
The joint positioning screw hole 51 of end, one end and the joint bolt 52 being embedded in joint positioning screw hole 51.Described joint positions
Screw 51 circular pore space structure, is run through connection joint link slot 31 by measurement and positioning plate 1 one end end surface.Corresponding,
Joint bolt 52 is adaptive with joint positioning screw hole 51 and can advance in joint positioning screw hole 52 or retreat.Described joint is fixed
Position bolt 52 length is more than joint positioning screw hole 51, when needing to lock joint temporary securing mechanism 5, and location, forward regulation joint spiral shell
Bolt 52, makes joint bolt 52 advance to movable joint 3 at joint positioning screw hole 51, until bolt 52 top is stuck in setting
On angle locating bar 2 in joint link slot 31, so that the position of measurement and positioning plate 1 and angle locating bar 2 is fixed.Need
Reverse operating when loosening, here is omitted.
Described joint bolt 52 outer wall and joint positioning screw hole 51 inwall arrange the screw thread of coupling, make joint position spiral shell
The regulation action that bolt 52 is vertical is converted into spinning movement, increases the stability of regulation, strengthens stability during temporary locking simultaneously.
One end of described joint bolt 52 is expanded and is set to operate handle, preferably spiral shell cap-like structure, nut structure table
Face arranges lines, increases regulating friction force, convenient operation；The other end of the relative nut of described joint bolt 52 arranges soft
Pad, it is to avoid angle locating bar 2 is damaged, and strengthens locking dynamics,.
As shown in Figure 1: arrange on described measurement and positioning plate 1 and can smooth sliding bar 6, described slip along measurement and positioning plate major axis
The major axis of bar 6 is connected with vertical angle with the major axis of measurement and positioning plate 1；Sliding bar 6 can move along measurement and positioning plate 1 major axis is smooth
Dynamic.During use, measurement and positioning plate 1 is directed at vertebral body level, and the described sliding bar 6 that slides makes sliding bar 6 median line alignment spinal column center
Line；Now sliding bar 6 maintains static, and described measurement and positioning plate 1 is adjusted along own long axis (i.e. with sliding bar 6 vertical angle) is mobile
Whole, the point of puncture that calculated according to the preoperative image data distance away from spinal column median line, reads sliding bar 6 median line and is measuring
Length scale numerical value on location-plate 1, determines suitable point of puncture position.Fixed in measurement for convenience of reading sliding bar 6 median line
Scale on the plate 1 of position, sliding bar 6 median line position can arrange hollow structure, or use transparent material.
As shown in Figure 5, Figure 6: described sliding bar 6 is integrally formed by slide bar trepanning 61 and slide bar main body 62.Described jack rod sleeve
Ring set endoporus is set in hole 61, ring set endoporus ring set on measurement and positioning plate 1, ring set endoporus hollow shape size and sliding bar 6
Coupling, described sliding bar 6 and measurement and positioning plate 1 can keep vertical relation relative translation.Slide bar main body 62 is specifically real in the present invention
Execute when scheme uses and need just to spinal column median line, play foundation location effect.
The slide bar temporary securing mechanism that can be temporarily fixed on measurement and positioning plate 1 by sliding bar 6 is set on described sliding bar 6
7.Can be by interim by fixed mechanism 7 after vertebral body plane and puncture point orientation are completed by described sliding bar 6 and measurement and positioning plate 1
Locking, position skew when preventing subsequent operation.
Described slide bar temporary securing mechanism 7 includes being arranged on the slide bar positioning screw hole 71 arranged on slide bar trepanning 61 and setting
Slide bar bolt 72 in slide bar positioning screw hole；The described preferably circular hole of slide bar positioning screw hole 71 runs through a Slideslip
Bar 6 sidewall.Described slide bar bolt 72 length is more than slide bar positioning screw hole 71, and slide bar bolt 72 positions with bar wall slide bar
Screw 71 is adaptive and can lead to advance in slide bar positioning screw hole 71 or retreat, in order to lock or to loosen sliding bar 6 and measurement and positioning
Position relationship between plate 1.
When needing to lock slide bar temporary securing mechanism 7, forward regulation slide bar bolt 72, make slide bar bolt 72 exist
The slide bar positioning screw hole 71 measurement and positioning plate 1 in slide bar trepanning 61 is advanced, until slide bar bolt 72 top is stuck in and is arranged on
On measurement and positioning plate 1 in slide bar positioning screw hole 71, so that the position of measurement and positioning plate 1 and sliding bar 6 is fixed.Needs are loosened
Time reverse operating, here is omitted.
Described slide bar bolt 72 outer wall and slide bar positioning screw hole 71 inwall arrange the screw thread of coupling, increase regulation and face
Stability during Shi Suoding.
One end of described slide bar bolt 72 is expanded and is set to operate handle, preferably spiral shell cap-like structure, nut structure table
Face arranges lines, increases regulating friction force, convenient operation；The other end of the relative nut of described slide bar bolt 72 arranges soft
Pad, it is to avoid to the damage of measurement and positioning plate 1 and strengthen locking dynamics.
In this programme, detailed description of the invention has other schemes many, and here is omitted.
Shown in Fig. 1, Fig. 3, Fig. 4 and Fig. 7: as described in movable joint 3 include being arranged on joint, measurement and positioning plate 1 one end and connect
Groove 31 and the joint being arranged on end, angle locating bar 2 one end connect projection 32.Described joint connects projection 32 and is connected with joint
Groove 31 mates, and joint connects projection 32 and can set spacing in joint link slot 31 and can be to each side in joint link slot 31
To significantly rotating.In specific embodiments, angle locating bar 2 major axis is formed with measurement and positioning plate 1 plane all directions
Low-angle preferably 30 degree.
The described joint being arranged on angle locating bar 2 one end connects projection 32 and is preferably convex spherical structure.Correspondingly, institute
Stating and be arranged on the groove that joint, measurement and positioning plate 1 one end link slot 31 is more than half concave ball shape structure, joint link slot 31 is spherical
Internal diameter is slightly larger compared with the spherical inner diameter that joint connects projection 32.Make to state joint connection projection 32 and can set spacing in the link slot of joint
Large rotation angle.
As shown in Figure 7: described angle locating bar 2 runs through major axis and arranges hollow duct 21, its effect is: when the present invention is to wearing
After thorn direction has positioned, puncture needle carries out localised puncture via described hollow duct 21.Described hollow duct 21 internal diameter is preferred
Slightly larger compared with positioning puncture needle external diameter and coupling, the puncture error making positioning puncture needle cause at hollow duct 21 bias internal is less,
Frictional resistance is less simultaneously, localised puncture relative ease.
The other end that the hollow duct 21 arranged on described angle locating bar 2 connects projection at opposed articulation arranges horn mouth
22, when making positioning puncture needle import hollow duct 21, localised puncture needle end is relatively easy to when inserting hollow duct 21, it is to avoid tight
The alignment operation of lattice.
As shown in Figure 8: described angle locating bar 2 is set to detachable structure, is formed in two or more running through after separating
The angle locating bar in emptying aperture road 21 separates assembly, and two or more angle locating bars form complete angle after separating assembly split
Locating bar 2 structure.
In specific embodiments of the present invention, described angle locating bar 2 preferably along center the axis of symmetry one cut open be two symmetry
Structure.It is of course also possible to be eccentric cutting, and decoupling plane differs and is set to an even surface, but cutting plane must be longitudinally through hollow
Duct 21, and any one angle locating bar separates the remnants of defeated troops in hollow duct 21 of any part cross section of assembly less than half
Hollow duct 21.Its actual clinical meaning is: completes when puncture needle carries out localised puncture via hollow duct 21 and opens
After joint link slot 31, angle locating bar 2 can be divided into two through cutting plane easily, and easily through both sides, angle locating bar is removed in dismounting
2 each assemblies, can guarantee that the stability of positioning puncture needle when angle locating bar 2 is dismantled.Especially swollen at positioning puncture needle tail end
Time big, such as, when positioning puncture needle tail end arranges injection connector, through both sides, dismounting removes angle locating bar 2 so that under carrying out
One step operation technique is the most necessary.
Certainly, the parts that angle locating bar 2 may be alternatively provided as more than two assemble, but decoupling plane must be longitudinally through
Hollow duct 21, and the remnants of defeated troops in hollow duct 21 of any one angle locating bar any part cross section of separating assembly are less than
Half hollow duct 21.Here is omitted for functional meaning.
Shown in Fig. 9, Figure 10 and Figure 11: as described in measurement and positioning plate 1 one end be set to removable in joint link slot 31 part
From structure, after separating, form arthrodesis portion measurement and positioning plate 11 and half groove measurement and positioning plate 12.Described arthrodesis portion is measured
After location-plate 11 and half groove measurement and positioning plate 12 are separated, being embedded in joint link slot 31 intrinsic articulation connection projection 32 can be easily from half
Groove measurement and positioning plate groove is deviate from.Separating mating surface preferably along median line cross-section joint link slot 31, meaning is: work as location
After puncture needle completes localised puncture, joint link slot 31 dismounting can be made open by this detaching structure, thus dismantle measurement and positioning
Plate 1, makes measurement and positioning plate 1 depart from angle locating bar 2.The described detachable structure of measurement plate includes being arranged on joint link slot 31
The point-like of weak part cuts off off-line 13.Before puncture needle localised puncture completes, measurement and positioning plate 1 cuts dialysis via point-like
Line 13 is connected to become entirety, undertakes complete function；After puncture needle localised puncture completes, firmly tear measurement and positioning plate 1 point-like
Cut off the two ends of off-line 13, make measurement and positioning plate 1 cut off off-line 13 via point-like and be fractured into arthrodesis portion measurement and positioning
Plate 11 and half groove measurement and positioning plate 12.
As shown in Figures 10 and 11: structure separated by described arthrodesis portion measurement and positioning plate 11 and half groove measurement and positioning plate 12
Position is arranged can be faced arthrodesis portion measurement and positioning plate 11 and half groove measurement and positioning plate 12 split temporarily fixing measurement plate
Time fixed mechanism.Use before localised puncture operation and measure plate temporary securing mechanism by arthrodesis portion measurement and positioning plate 11 and half groove
Measurement and positioning plate 12 temporary locking is that an entirety uses.Localised puncture is fixed to measuring through measuring plate temporary securing mechanism after completing
Position plate 1 is dismantled.Its meaning is equal to joint link slot 31 part and is set to the meaning of detachable structure, simply can repeat
Assembling and use, here is omitted.
As shown in Figure 10, Figure 11: described measurement plate temporary securing mechanism is set to buckle structure, according to this structure:
Described measurement and positioning plate 1 is set to detachment structure at joint link slot 31, and described measurement and positioning plate 1 is split as through detachment line
Arthrodesis portion measurement and positioning plate 11 and half groove measurement and positioning plate 12.At arthrodesis portion measurement and positioning plate 11 adjacent to split detachment
The side, both sides of one end of line is respectively provided with two card buckle shaft blocks 81, embeds through two card buckle shaft blocks 81 and arranges buckle clasp 82.
Correspondingly, half groove measurement and positioning plate 12 arranges buckle adjacent to side, both sides, one end corresponding position of split detachment line and buckles block 83.
Arthrodesis portion measurement and positioning plate 11 and half groove measurement and positioning plate 12 are along after split detachment line split, and described buckle clasp 82 can block
Enter buckle button block 83, when buckle clasp 82 snaps in after buckle buckles block 83, and it is fixed that arthrodesis portion measurement and positioning plate 11 and half groove are measured
Position plate 12 split is that a measurement and positioning plate 1 is overall.When needing, open buckle clasp 82, joint link slot 31 can be carried out
Dismounting is open.Certainly, described measurement plate temporary securing mechanism also includes many forms, and its meaning is equal to joint link slot 31
Setting up the meaning being set to detachable structure separately, simply can repeat to assemble to use, here is omitted.
As shown in Figure 2: described angular measurement plate 4 is semi-circle shape, and arc surface edge arranges angle index line.Semi-circle shape
The plate angular measurement plate 4 central part adjacent to the center of circle the most vacant, it is to avoid because holding the convex joint exposing joint link slot 31
Connect projection 32 position thus hinder the rotation of angle locating bar 2.
The both ends of the described semi-circular structure of angular measurement plate 4 arrange to be movably connected in angular measurement plate 4 to measure determines
Angular measurement plate on the plate 1 of position fixes projection 41.Correspondingly, shown in Fig. 3, Fig. 4, Fig. 9, Figure 10 and Figure 11: as described in measurement
Location-plate 1 and angular measurement plate are fixed projection 41 correspondence position and are arranged two angular measurement plate fixed grooves 14.Described angle is surveyed
Template fixed groove 14 and angle locating bar 2 are positioned in the plane of measurement and positioning plate 1 the same side, two angular measurement plate fixed grooves
14 is symmetrical centered by movable joint 3.Described angular measurement plate is fixed projection 41 and can be set and spacing be correspondingly arranged at survey
In the angular measurement plate fixed groove 14 of amount location-plate 1, make angular measurement plate 4 can fix projection 41 line along two angular measurement plates
For axis rotation.So, angle locating bar 2 adjusts arbitrarily angled orientation, and rotation angle measurement plate 4 makes itself and angle locating bar 2
Parallel it is close to, all can measure angle locating bar 2 major axis and measurement and positioning plate 1 major axis angle of angulation in angular measurement plate 4 plane
Degree.
The angular measurement plate arranged on described angular measurement plate 4 fixes the preferred cylindrical structure of projection 41, correspondingly, institute
Stating the angular measurement plate fixed groove 14 arranged on measurement and positioning plate 1 is more than half cylinder groove.Described angular measurement plate is solid
Determining groove 14 profile, fix projection 41 profile to angular measurement plate similar, and cylinder internal diameter is slightly larger.Described angular measurement plate is made to fix
Projection 41 can set spacing rotation in angular measurement plate fixed groove 14.
The angular measurement plate arranged on described angular measurement plate 4 fixes projection 41 can also be for convex spherical structure.Right with this
Should, the angular measurement plate fixed groove 14 that described measurement and positioning plate 1 is arranged is more than half spherical structure groove, its profile and angle
It is similar that projection 41 fixed by degree measurement plate, and size is slightly larger.Make described angular measurement plate fix projection 41 and can set spacing in angle survey
Rotate in template fixed groove 14.
As shown in figure 12, for having positioned the rear present invention and vertebral body position relationship.Now, sliding bar 6 major axis is just to spinal column
Median line, is positioned at directly over vertebral body spinous process 91 meanwhile；Measurement and positioning plate 1 major axis just hits exactly horizontal plane to vertebral body 94；Angle positions
Rod 2 orientation angle (i.e. positioning puncture needle puncture angle) is avoided vertebral foramen 93 via pedicle hole and is pointed to vertebral body 94.
The clinical practice of the present invention for convenience, all material be both preferably under x-ray can developing material, can be at X during use
The lower position relationship reading vertebral body structure and each parts of the present invention of line development, is carried out each module position relation during convenient location
Adjust
The present invention, is positioned operation vertebral body plane by measurement and positioning plate 1, uses and is determined with measuring by movable joint 3
Positioning puncture needle is positioned by the angle locating bar 2 that position plate 1 connects.By sliding bar 6 He being arranged on measurement and positioning plate 1
Angular measurement plate 4, makes positioning action blindness decline, and positions more accurate.After Needle localization has operated, face by measuring plate
Time fixed mechanism dismounting open joint link slot 31, and then dismantle the angle locating bar 2 that multiple parts assemble, and then remove
Total of the present invention, only retains and guides puncture needle, it is to avoid affect subsequent procedures operation.The present invention makes operation technique position just
Victory, easy to use, improve procedure efficiency, reduce operating difficulty, safe and reliable.
Claims (9)
1. a Minimally Invasive Surgery pedicle of vertebral arch guider, is characterized in that: include measuring when vertebrae minimal invasive surgery point of puncture and
The measurement and positioning plate (1) of spinal column distance and for puncturing the angle locating bar (2) of location, direction, described measurement and positioning plate
(1) and angle locating bar (2) by movable joint (3) be flexibly connected；
Described movable joint (3) includes that being arranged on measurement and positioning plate (1) one end can set spacing and movable to angle locating bar (2)
Connect joint link slot (31) and be arranged on angle locating bar (2) one end highlight bulge formed joint connection projection (32)；
Described joint connects projection (32) and joint link slot (31) form fit, and joint connects projection (32) and is embedded spacing in joint
Link slot (31) is interior and can rotate in joint link slot (31).
Minimally Invasive Surgery pedicle of vertebral arch guider the most according to claim 1, is characterized in that: described measurement and positioning plate (1) is with work
It is provided for centered by movable joint (3) measuring angle locating bar (2) major axis and the angle of measurement and positioning plate (1) major axis angulation angle
Measure plate (4).
Minimally Invasive Surgery pedicle of vertebral arch guider the most according to claim 1, is characterized in that: set on described measurement and positioning plate (1)
Put length scale line；Neighbouring movable joint (3) one end of described measurement and positioning plate (1) is arranged can be by measurement and positioning plate (1) and angle
The joint temporary securing mechanism (5) that locating bar (2) position is fixed temporarily；
Described joint temporary securing mechanism (5) includes the pass being arranged on neighbouring movable joint (3) end, one end of measurement and positioning plate (1)
Joint positioning screw hole (51) and the joint bolt (52) being embedded in joint positioning screw hole (51)；Described joint positioning screw hole
(51) connection movable joint (3) is run through by the surface of measurement and positioning plate (1) end, one end；Described joint bolt (52) and pass
Joint positioning screw hole (51) is adaptive and can advance in joint positioning screw hole (51) or retreat.
Minimally Invasive Surgery pedicle of vertebral arch guider the most according to claim 1, is characterized in that: set on described measurement and positioning plate (1)
Put the sliding bar (6) that can smooth, the major axis of described sliding bar (6) and the length of measurement and positioning plate (1) along measurement and positioning plate (1) major axis
Axle connects with vertical angle.
Minimally Invasive Surgery pedicle of vertebral arch guider the most according to claim 4, is characterized in that: described sliding bar arranges energy on (6)
The sliding bar temporary securing mechanism (7) that sliding bar (6) is temporarily fixed on measurement and positioning plate (1)；
Described sliding bar temporary securing mechanism (7) includes the sliding bar positioning screw hole (71) being arranged on sliding bar (6) and sets
Sliding bar bolt (72) in sliding bar positioning screw hole (71)；Described sliding bar positioning screw hole (71) runs through a Slideslip
Bar (6) bar wall；Described sliding bar bolt (72) is adaptive with bar wall sliding bar positioning screw hole (71) and can position at sliding bar
Advance in screw (71) or retreat.
6. according to the Minimally Invasive Surgery pedicle of vertebral arch guider described in claims 1, it is characterized in that: described angle locating bar (2) is passed through
Wear major axis and hollow duct (21) is set；Described angle locating bar (2) connects the hollow of the other end of projection (32) at opposed articulation
The end of duct (21) end arranges horn mouth (22).
7. according to the Minimally Invasive Surgery pedicle of vertebral arch guider described in claims 1, it is characterized in that: described angle locating bar (2) sets
It is set to detachable structure, forms two or more angle locating bar running through hollow duct (21) after separating and separate assembly, two
Or multiple angle locating bar separate assembly split after form complete angle locating bar (2) structure.
8. according to the Minimally Invasive Surgery pedicle of vertebral arch guider described in claims 1, it is characterized in that: described measurement and positioning plate (1)
Joint link slot (31) part of end is detachable structure, forms arthrodesis portion measurement and positioning plate (11) and half groove is surveyed after separating
Amount location-plate (12), after described arthrodesis portion measurement and positioning plate (11) is detached, is embedded in the pass in joint link slot (31)
Joint connects projection (32) and can deviate from from the groove of half groove measurement and positioning plate (12)；The detachable structure of described measurement and positioning plate (1)
Off-line (13) is cut off including the point-like being arranged on joint link slot (31) weak part.
Minimally Invasive Surgery pedicle of vertebral arch guider the most according to claim 2, is characterized in that: described angular measurement plate (4) is half
Circle profile, edge, semi-circular arc face arranges angle index line, and semicircle both ends arrange and can angular measurement plate (4) be movably connected in
Angular measurement plate on measurement and positioning plate (1) fixes projection (41)；Described measurement and positioning plate (1) and angular measurement plate fix projection
(41) correspondence position arranges and angular measurement plate can be fixed projection (41) sets spacing angular measurement plate fixed groove (14), angle
Degree measurement plate is fixed projection (41) and can be rotated in angular measurement plate fixed groove (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410779076.9A CN104398300B (en) | 2014-12-15 | 2014-12-15 | Minimally Invasive Surgery pedicle of vertebral arch guider |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410779076.9A CN104398300B (en) | 2014-12-15 | 2014-12-15 | Minimally Invasive Surgery pedicle of vertebral arch guider |
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| Publication Number | Publication Date |
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| CN104398300A CN104398300A (en) | 2015-03-11 |
| CN104398300B true CN104398300B (en) | 2016-10-26 |
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| CN201410779076.9A Active CN104398300B (en) | 2014-12-15 | 2014-12-15 | Minimally Invasive Surgery pedicle of vertebral arch guider |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109009136B (en) * | 2018-08-30 | 2024-03-22 | 中国人民解放军第二军医大学第二附属医院 | Novel intervertebral measuring device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030199882A1 (en) * | 2002-03-21 | 2003-10-23 | Gorek Josef E. | Gravity dependent pedicle screw tap hole guide and data processing device |
| CN2889194Y (en) * | 2006-04-14 | 2007-04-18 | 宓士军 | A puncture positioning guide for vertebroplasty |
| CN201642304U (en) * | 2010-05-13 | 2010-11-24 | 张建平 | Vertebral pedicle nail implanted angle guider |
| CN101856264B (en) * | 2010-05-20 | 2012-01-25 | 南方医科大学 | Orthopedic surgery navigation template based on three-dimensional modeling |
| CN201847779U (en) * | 2010-11-08 | 2011-06-01 | 上海市第一人民医院分院 | Accurate positioning handling frame used for percutaneous nephroscope set |
| CN203208111U (en) * | 2013-05-08 | 2013-09-25 | 刘瑾 | Placement positioning device for lumbosacral percutaneous pedicle screws |
| CN203693762U (en) * | 2014-01-21 | 2014-07-09 | 杨波 | Spine minimally invasive surgery positioner |
| CN204318892U (en) * | 2014-12-15 | 2015-05-13 | 赵继军 | Minimally Invasive Surgery pedicle of vertebral arch guider |
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Effective date of registration: 20180712 Address after: 226500 Fuxin Road 8, lower yuan town, Rugao City, Nantong, Jiangsu Patentee after: Nantong Angel medical supplies Co.,Ltd. Address before: 214023 Department of orthopedics, Wuxi people's Hospital, No. 299 Qingyang Road, Nanchang District, Wuxi, Jiangsu Co-patentee before: Gao Hong Patentee before: Zhao Jijun |
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Denomination of invention: Pedicle guide for minimally invasive surgery Effective date of registration: 20210827 Granted publication date: 20161026 Pledgee: Jiangsu Rugao Rural Commercial Bank Co.,Ltd. Xiayuan sub branch Pledgor: Nantong Angel medical supplies Co.,Ltd. Registration number: Y2021320010331 |
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Date of cancellation: 20230602 Granted publication date: 20161026 Pledgee: Jiangsu Rugao Rural Commercial Bank Co.,Ltd. Xiayuan sub branch Pledgor: Nantong Angel medical supplies Co.,Ltd. Registration number: Y2021320010331 |