CN104983459A - Three-dimensional adjustable combined guiding device for assisting in implanting screws into vertebral pedicle and using method - Google Patents

Three-dimensional adjustable combined guiding device for assisting in implanting screws into vertebral pedicle and using method Download PDF

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Publication number
CN104983459A
CN104983459A CN201510424788.3A CN201510424788A CN104983459A CN 104983459 A CN104983459 A CN 104983459A CN 201510424788 A CN201510424788 A CN 201510424788A CN 104983459 A CN104983459 A CN 104983459A
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pedicle
angle
transverse section
vertebral arch
spinous process
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岳学锋
施建党
白桂荣
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Individual
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58Surgical 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
    • A61B17/88Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58Surgical 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
    • A61B17/68Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
    • A61B17/70Spinal positioners or stabilisers ; Bone stabilisers comprising fluid filler in an implant
    • A61B17/7062Devices acting on, attached to, or simulating the effect of, vertebral processes, vertebral facets or ribs ; Tools for such devices
    • A61B17/7067Devices bearing against one or more spinous processes and also attached to another part of the spine; Tools therefor
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58Surgical 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
    • A61B17/68Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
    • A61B17/70Spinal positioners or stabilisers ; Bone stabilisers comprising fluid filler in an implant
    • A61B17/7074Tools specially adapted for spinal fixation operations other than for bone removal or filler handling
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58Surgical 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
    • A61B17/88Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
    • A61B17/90Guides therefor
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B2017/564Methods for bone or joint treatment

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  • Health & Medical Sciences (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Neurology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Surgical Instruments (AREA)

Abstract

The invention discloses a three-dimensional adjustable combined guiding system for assisting in implanting screws into the vertebral pedicle, and belongs to the field of medical instruments. The purpose is to solve the problem that when the screws are implanted in a spine surgery operation, accurate guiding can not be achieved if only depending on experience estimation and manual operation. The guiding system comprises a sliding rail, spinous process fixing clamps, a drilling angle adjustor, retractable abduction frames and vertebral pedicle screw guiding tubes. A designing conception and a using method are characterized in that a, before an operation, the optimal needle inserting angle is accurately measured according to imageological examination; b, according to the result, the drilling angle adjustor is adjusted to lock the angle so that the unique accurate screw implanting angle of three-dimensional space can be determined; c, the drilling angle adjustor moves along the sliding rail, and the length of the retractable abduction frame is adjusted and locked to control the distance between a screw-entering point and the central axis of the spinous process so that the guiding tubes can be tightly attached to the needle-entering point; d, screw implanting operation is performed inside the guiding tubes. The guiding system can be adjusted and combined. Experience estimation of implanting the screws into the vertebral pedicle is changed into quantified measurement, screw implanting safety and accuracy are high, and operability is high.

Description

Three-dimensional adjustable group of formula pedicle of vertebral arch is auxiliary puts nail guidance system and using method
[technical field]
The present invention relates to medical machinery, particularly relate to the auxiliary device in spinal operation, particularly one provides three-dimensional (sagittal plane, coronalplane, transverse section) adjustable group of formula pedicle of vertebral arch to assist and puts nail guidance system.
[background technology]
Via Posterior Spinal Approach pedicle of vertebral arch technology is the basic fundamental of modern spinal surgery.Based on the anatomical features of pedicle of vertebral arch, insert pedicle screw and must be arranged on the uniquely correct passage of three dimensions, namely pass this narrow and small bone passage of pedicle of vertebral arch along pedicle of vertebral arch major axis, therefore insert difficulty, the more difficult grasp of technology.If put pedicle screw in nail process to pass pedicle of vertebral arch, fixation failure will be caused, injured blood vessel and nerve.Cause perform the operation safety and controllability low.
At present, in known spinal surgery, existing hand operation is carried out pedicle of vertebral arch and is put the still extensive use of nail technology: 1. with bone anatomic landmark determination pedicle screw entry point; 2. determine the placing direction of pedicle nail on three dimensions with patient's subjective judgment, range estimation; 3. nail direction is put in the hold maintenance with patient's hands; 4.C arm perspective is lower confirms pedicle screw position, repeatedly has an X-rayed confirmation, affects procedure.It is high that this puts nail technique and skill, grasps difficulty.There is the learning curve that longer.Various uncertainty adds the risk that screw passes.
Technological means newer at present, put auxiliary the putting in nail technology and art when the technology such as spinal nerves function monitoring assist spinal surgeons to perform the operation of nail technology, 3D modeling as area of computer aided and put nail, advantage will be had more in theory, but perspective increases the radiation damage easily causing patient and doctor, and the said equipment costly, difficulty or ease are popularized, and cost performance is not high.Even if adopt above-mentioned technology, pedicle screw penetrates bone wall, and to enter canalis spinalis still inevitable.
[summary of the invention]
The object of the present invention is to provide a kind of pedicle of vertebral arch to assist and put nail guidance system, this system will improve the present situation that spinal surgery puts estimation and hand operation by rule of thumb in nail process, solves the technical problem that in prior art, angle of pedicle screw can not accurately lead.There is provided a kind of clearly to quantize and maintain the device in Pedicle Screw direction in three dimensions.The convenience of further raising operation technique, safety and controllability.
The auxiliary nail guidance system of putting of this pedicle of vertebral arch of the present invention is made up of 1 slide rail, 2 spinous process fixation clamps, 1 sagittal plane bore angle actuator, 2 transverse section bore angle actuators, 2 abduction expansion brackets and 2 pedicle screw guide pipes.Described pedicle of vertebral arch is auxiliary puts each ingredient of nail system and states as follows:
A. described slide rail: be made up of a rectangular frame, there is through horizontal guide groove centre, move axially for sagittal plane bore angle actuator, this slide rail can be opposing parallel with spinal column physiological bending after regulating, and be positioned at spinal column posterior midline, this slide rail can by demand assembly 2 spinous process fixation clamps and 1 sagittal plain bore angle actuator (order adjustable), and these slide rail two ends have obstructing instrument to prevent from.
B. described spinous process fixation clamp: this spinous process fixation clamp has tooth for fixing spinous process, it there is a square-section through hole, the axis of rectangle cross-shaped holes is parallel with slide rail, and rectangle cross-shaped holes can assembly meticulous with slide rail, this spinous process fixation clamp is provided with most advanced and sophisticated sensing and location graticule, makes it point to spinous process axis.
C. described sagittal plane bore angle actuator: by angular adjustment apparatus (draw-in groove, base, turning cylinder, angle index scale, detachably hold bar) and fastening locking device (wheeled clamp nut, spacing brake(-holder) block, the anti-cock of angle, anticreep snap ring, extruding tightening nut, T-shaped spanner) form, this regulator base bottom is provided with draw-in groove, can move axially along slide rail with slide rail assembly, base there is angle index scale, for control sagittal plane boring direction (in theory this direction should perpendicular to boring sections spinal column physiological bending), when sagittal plane bore angle and move axially along slide rail position selected after make angle and axial location locking by fastening locking device.This actuator has and detachablely holds bar, be convenient in operation to hold, location and regulating.
D. described abduction expansion bracket: transverse section bore angle actuator is connected by abduction expansion bracket and is distributed in sagittal plain boring actuator both sides.This external spread frame has mutually sheathed sleeve pipe, trocar sheath is provided with fastening locking device (T-shaped extruding clamp nut, spacing fastening brake(-holder) block), inner sleeve is provided with graduated scale, between sleeve pipe, collapsing length locks by screwing fastening locking device after regulating and putting in place, for controlling transverse section bore angle actuator and spinous process spacing, to adapt to the vertebral body of Different Individual.
E. described transverse section bore angle actuator: connect base by, an interior circular tube shaped pedicle screw guide pipes and an outer spherosome are formed, described connection base there is angle index scale, outer spherosome is had to be turning cylinder in base, a radial hole is provided with in outer spherosome, described interior circular tube shaped pedicle screw guide pipes is arranged in described radial hole, the radial fenestra in a side is provided with in the sidewall of outer spherosome and connection base, the T-shaped fastening locking device of assembly, after selected for transverse section bore angle, (this angle is leaning angle in locking, for transverse section pierces direction and sagittal plane angle).
F. described pedicle screw guide pipes: pedicle screw guide pipes can swing (expand and reduce leaning angle) in transverse section before the locking of transverse section angle demodulator, this guide pipe can slide up and down relative to base and lock with T-shaped fastening locking device, guide pipe is made to be close to entry point, supporting vertebral arch pedicle opening (open circuit) device, pedicle of vertebral arch probe, pedicle of vertebral arch screw tap operate by this hollow conduit, visual operation window is left in lower end, for observing.Pedicle screw guide pipes body has location graticule, for location, two ends are provided with circumferential clasp, prevent from.
Operation principle of the present invention is: two spinous process fixation clamps, sagittal plane bore angle actuators are connected with slide rail.Sagittal plane bore angle actuator can control sagittal plane boring direction and move axially position along slide rail.Two transverse section bore angle actuators are separately positioned on the both sides of sagittal plane bore angle actuator by extension type external spread frame.Extension type external spread frame for controlling transverse section bore angle actuator and spinous process spacing, to adapt to the vertebral body of Different Individual.Interior circular tube shaped pedicle screw guide pipes in the bore angle actuator of transverse section can swing, in order to control inclined angle size the inherent transverse section of spherosome outside.There is ring-type anticreep snap ring at interior circular tube shaped pedicle screw guide pipes two ends, can restricted conduit move up and down within the specific limits relative to transverse section bore angle regulator base.There is visual operation window interior circular tube shaped pedicle screw guide pipes body lower end, is convenient to observe into during nail.Bore angle actuator there is angle index scale, and join fastening locking device, can be locked fastening after angle is selected.Thus determine the axial angle of pedicle screw pilot hole and maintain this direction, supporting vertebral arch pedicle opening (open circuit) device, pedicle of vertebral arch probe, pedicle of vertebral arch screw tap operate by this hollow conduit, finally insert pedicle screw.
The present invention compared with the prior art, its effect is actively significantly, the present invention is provided with slide rail, spinous process fixation clamp, bore angle actuator, abduction expansion bracket and pedicle screw guide pipes auxiliary the putting in nail guidance system of pedicle of vertebral arch, this system can precisely determine inserting needle position and needle angle, and nail direction is put in maintenance.Put nail safety and precision high, installation cost is low, and structure is simple, workable, and clinical demand amount is large, is easy to penetration and promotion, has huge economic benefit and market prospect.
[accompanying drawing explanation]
Below in conjunction with drawings and Examples, the present invention is further described.
The three-dimensional adjustable group of formula pedicle of vertebral arch of Fig. 1 the present invention assists the southwestern isometric view putting nail guidance system;
The three-dimensional adjustable group of formula pedicle of vertebral arch of Fig. 2 the present invention assists the top view putting nail guidance system;
The three-dimensional adjustable group of formula pedicle of vertebral arch of Fig. 3 the present invention assists the upward view putting nail guidance system;
The three-dimensional adjustable group of formula pedicle of vertebral arch of Fig. 4 the present invention assists the left view putting nail guidance system;
The three-dimensional adjustable group of formula pedicle of vertebral arch of Fig. 5 the present invention assists the front view putting nail guidance system;
The three-dimensional adjustable group of formula pedicle of vertebral arch of Fig. 6 the present invention assists the slide rail putting nail guidance system;
The three-dimensional adjustable group of formula pedicle of vertebral arch of Fig. 7 the present invention assists the spinous process fixation clamp putting nail guidance system;
The three-dimensional adjustable group of formula pedicle of vertebral arch of Fig. 8 the present invention assists the transverse section bore angle actuator putting nail guidance system;
The three-dimensional adjustable group of formula pedicle of vertebral arch of Fig. 9 the present invention assists T-shaped fastening locking device I type putting nail guidance system;
The three-dimensional adjustable group of formula pedicle of vertebral arch of Figure 10 the present invention assists T-shaped fastening locking device II type putting nail guidance system;
The three-dimensional adjustable group of formula pedicle of vertebral arch of Figure 11 the present invention assists the abduction expansion bracket putting nail guidance system;
The three-dimensional adjustable group of formula pedicle of vertebral arch of Figure 12 the present invention assists the sagittal plane angle demodulator putting nail guidance system;
In Figure 13 spinal surgery, Pedicle Screw know-why and theoretical A scheme;
In Figure 14 spinal surgery, Pedicle Screw know-why and theoretical B scheme;
In Figure 15 spinal surgery, Pedicle Screw know-why and theoretical C scheme;
The three-dimensional adjustable group of formula pedicle of vertebral arch of Figure 16 the present invention assists the embodiment schematic diagram (axle position view) putting nail guidance system;
The three-dimensional adjustable group of formula pedicle of vertebral arch of Figure 17 the present invention assists the embodiment schematic diagram (position, side view) putting nail guidance system.
Description of reference numerals:
1. slide rail obstructing instrument; 2. slide rail; 3. horizontal guide groove; 4. slide rail obstructing instrument installing port; 5. spinous process fixation clamp buckle; 6. spinous process fixation clamp slide rail set orchestration; 7. spinous process fixation clamp square-section through hole; 8. spinous process fixation clamp spinous process location graticule; 9. spinous process fixation clamp spinous process points to; 10. spinous process fixation clamp turning cylinder; 11. spinous process fixed teeth; 12. spinous process fixation clamps; 13. detachably hold bar; 14. hold bar base; 15. transverse section bore angle actuators; 16. pedicle screw guide pipes; 17. pedicle screw guide pipes body location graticules; 18. transverse section bore angle actuators and abduction expansion bracket junction; 19. circumferential clasps; 20. pedicle screw guide pipes visual operation windows; 21. transverse section boring regulator base; 22. outer spherosomes; 23. turning cylinders; The fastening locking device of 24.T type; The spacing brake(-holder) block of the fastening locking device of 25.T type; 26. anticreep snap rings; The anti-cock of 27. angle; 28. extruding tightening nut; 29.T type spanner; 30. transverse section bore angle actuator angle index scales; 31. transverse section bore angle actuator top views; 32.T type extruding clamp device; 33. sagittal plane bore angle actuators; 34. abduction expansion brackets; 35. abduction expansion bracket inner sleeves; 36. abduction expansion bracket inner sleeve graduated scales; 37. abduction expansion bracket trocar sheaths; 38. abduction expansion brackets and bore angle actuator junction, transverse section; 39. abduction expansion brackets and sagittal plane bore angle actuator junction; 40. hold bar dismounting mouth screw rod; 41. wheeled clamp nuts; 42. wheeled clamp nut couplings; The spacing brake(-holder) block of 43. sagittal plane bore angle actuator; 44. sagittal plane bore angle actuator location graticules; 45. sagittal plane angle demodulator angle index scales; 46. sagittal plane angle demodulator bases; 47. sagittal plane angle demodulator draw-in grooves; 48. sagittal plane angle demodulator draw-in grooves collet (detachably); 49. vertebral bodys; 50. entry points/" herringbone meets " region; 51. transverse process; 52. leaning angles; 53. spinal column physiological bendings; 54. sagittal planies and spinal column physiological bending vertical line angle; 55. spinous process; 56. vertebral arch pedicle openings (open circuit) device, pedicle of vertebral arch probe; The upper and lower slippage of 57. pedicle screw guide pipes respect thereto; 58. guidance systems put nail imaginary line; 59. pedicle nail screw taps; 60. angle demodulators move axially; 61. pedicle screws; 62. sick vertebras (hindering vertebra)
[detailed description of the invention]
Below in conjunction with accompanying drawing, the present invention is described in further detail.
As shown in Fig. 1-Figure 17.The auxiliary nail guidance system of putting of this this pedicle of vertebral arch is by a slide rail [2], two spinous process fixed mounts [12], and a sagittal plane bore angle actuator [33], two transverse section bore angle actuator [15], two abduction expansion brackets [34] and two pedicle screw guide pipes [16] form.Described slide rail [2] is made up of a rectangular frame, and there is through horizontal guide groove [3] centre.Move axially [60] for sagittal plane bore angle actuator [33], this slide rail [2] can be opposing parallel with spinal column physiological bending [53] after regulating, and be positioned at spinal column posterior midline, this slide rail [2] can by demand assembly two spinous process fixation clamps [12] and a sagittal plain bore angle actuator [33] (order adjustable), and this slide rail [2] two ends have obstructing instrument [1] to prevent from.Described spinous process fixation clamp [12] has tooth [11] for fixing spinous process [55], it there is a square-section through hole [7], the axis of rectangle cross-shaped holes [7] is parallel with slide rail [2], and rectangle cross-shaped holes [7] can with slide rail [2] meticulous assembly, this spinous process fixation clamp [12] is provided with most advanced and sophisticated sensing [9] and location graticule [8], makes it point to spinous process [55] axis.Described sagittal plane bore angle actuator [33] is by angle regulator (draw-in groove [47], base [46], turning cylinder [23], angle index scale [45], detachably hold bar [13]) and fastening locking device (wheeled clamp nut [41], spacing brake(-holder) block [25], the anti-cock of angle [27], anticreep snap ring [26], extruding tightening nut [28], T-shaped spanner [29]) form, this regulator base [46] bottom is provided with draw-in groove [46], can to move axially [60] along slide rail [2] with slide rail [2] assembly, base [46] there is angle index scale [45], for control sagittal plane boring direction (in theory this direction should perpendicular to boring sections spinal column physiological bending [53]), when sagittal plane bore angle and move axially along slide rail position selected after make angle and axial location locking by fastening locking device [24].This sagittal plane bore angle actuator [33] there is detachable guide rod [13], is convenient in operation hold, locate and regulate.Transverse section bore angle actuator [15] is connected by abduction expansion bracket [34] and is distributed in sagittal plane boring actuator [33] both sides.This abduction expansion bracket [34] has mutually sheathed sleeve pipe, trocar sheath [37] is provided with fastening locking device (T-shaped extruding clamp nut [32], spacing fastening brake(-holder) block [25]), inner sleeve [35] is provided with graduated scale [36], between sleeve pipe collapsing length regulate put in place after by screw T-shaped extruding clamp device [32] locking, for controlling transverse section bore angle actuator [15] and spinous process [55] spacing, to adapt to the vertebral body [49] of Different Individual.Described transverse section bore angle actuator [15] connects base [21] by one, an interior circular tube shaped pedicle screw guide pipes [16] and an outer spherosome [22] are formed, described connection base [21] there is angle index scale [30], outer spherosome [22] is had for turning cylinder [23] in base [21], a radial hole is provided with in outer spherosome [22], described interior circular tube shaped pedicle screw guide pipes [16] is arranged in described radial hole, the radial fenestra in a side is provided with in the sidewall of outer spherosome [22] and connection base [21], the T-shaped fastening locking device [23] of assembly, after selected for transverse section bore angle, (this angle is leaning angle [52] in locking, for transverse section pierces direction and sagittal plane angle).Described pedicle screw guide pipes [16] can swing [52] (expand and reduce leaning angle) in transverse section before transverse section angle demodulator [15] locking, this guide pipe can slide up and down [57] relative to base [21] and lock with T-shaped fastening locking device [24], guide pipe [16] is made to be close to entry point [50], supporting vertebral arch pedicle opening (open circuit) device [56], pedicle of vertebral arch probe, pedicle of vertebral arch screw tap [59] operate by this hollow conduit, visual operation window [20] is left in lower end, for observing.Pedicle screw guide pipes body [16] has location graticule [17], for location, two ends are provided with circumferential clasp [19], prevent from.
Below in conjunction with specific embodiment, the present invention is described in further detail.
This System Utilization Procedure as Suo Shi Fig. 1-Figure 17: preoperative physiology and the anatomical structure understanding patient's vertebra according to imaging examination (CT MRI/X-Ray), the upper best needle angle of accurate measurement three aspects (sagittal plane, coronalplane, transverse section), draws distance between entry point [50] and spinous process axis and pedicle of vertebral arch and spinal column physiological bending vertical line angle [54], leaning angle [52] number of degrees.Before pedicle screw, by assistant, transverse section and sagittal plane angle demodulator are adjusted and this angle of fastening locking according to taking measurement of an angle.In operation, patient gets ventricumbent position, spinal column Posterior midline approach, peels off paraspinal muscle to facet joint outer rim along spinous process [55] to both sides.To cut and to expose sufficient incision, spinous process fixation clamp [12] is held on spinous process [55] by patient, observe the sign [9] on spinous process fixed mount [12] and location graticule [8], it is made to point to spinous process axially, regulate slide rail to make itself and spinal column physiological camber [53] opposing parallel, and be positioned at posterior midline.Axial slip [60] angle demodulator [33] position on horizontal position, and abduction expansion bracket [34] is adjusted.Make guide frame to " herringbone meets " region [50] (or Weinstein anchor point etc.), this point is entry point.Screw fastening locking device [24].Finally in pedicle screw guide pipes [16], carry out opening, open circuit, tapping.Thoroughly remove guider, insert pedicle screw [61].
The present invention does not describe part in detail, is the known technology of this area staff.
These are only preferred embodiment of the present invention, by above-mentioned description, relevant staff in the scope not departing from this invention technological thought, can carry out various change and amendment completely.The technical scope of this invention is not limited to the content in description, does not limit protection scope of the present invention with this.Not violating any replacement and improvement that the basis of the present invention's design is done, all belong to protection scope of the present invention.

Claims (7)

1. a three-dimensional adjustable group of formula pedicle of vertebral arch is auxiliary puts nail guidance system.It is characterized in that: this system comprises slide rail, spinous process fixation clamp, bore angle actuator (sagittal plane/transverse section), abduction expansion bracket and pedicle screw guide pipes.Spinous process fixation clamp and bore angle actuator and slide rail assembly, two pedicle screw guide pipes be arranged on the bore angle actuator of transverse section are connected by abduction expansion bracket and are distributed in sagittal plane boring actuator both sides, bore angle actuator (sagittal plane/transverse section) is provided with angle adjustment locking device, abduction expansion bracket is provided with graduated scale and the fastening locking device of length, for controlling transverse section bore angle actuator and spinous process spacing.
2. pedicle of vertebral arch as claimed in claim 1 is auxiliary puts nail system, it is characterized in that: slide rail, spinous process fixed mount folder, the detachable assembly of bore angle actuator, slide rail both sides are furnished with restriction anti-drop device.
3. pedicle of vertebral arch as claimed in claim 1 is auxiliary puts nail system, it is characterized in that: bore angle actuator (sagittal plane/transverse section) is provided with angle adjustment and fastening locking device, angular adjustment apparatus there are graduated scale and graticule, sagittal plane bore angle actuator are provided with and detachably hold bar.
4. pedicle of vertebral arch as claimed in claim 1 is auxiliary puts nail system, it is characterized in that: transverse section bore angle actuator is furnished with pedicle screw guide pipes, and this guide pipe both can swing in transverse section, can slide up and down again relative to base, and configured visual operation window.
5. pedicle of vertebral arch as claimed in claim 1 is auxiliary puts nail system, it is characterized in that: external spread frame is scalable, it has graduated scale, and join extruding clamp device.
6. pedicle of vertebral arch as claimed in claim 1 is auxiliary puts nail system, it is characterized in that: fastening locking device is furnished with the anti-cock of angle, extruding tightening nut, T-shaped spanner and spacing brake(-holder) block, this angle of fastening locking after putting in place for angle adjustment.
7. pedicle of vertebral arch assists a using method of putting nail guidance system, at least comprises the following steps: a is preoperative according to imaging examination (CT MRI/X-Ray), accurately measures best needle angle; B adjusts bore angle adjustor (sagittal plane/transverse section) and this angle of fastening locking according to measurement result; Bore angle actuator is moved axially along slide rail, rear adjustment abduction expansion bracket length this length of fastening locking, make the low side of pedicle screw guide pipes be close to entry point; D carries out opening, open circuit, tapping in pedicle screw guide pipes, thoroughly removes guider, inserts pedicle screw.
CN201510424788.3A 2015-07-19 2015-07-19 Three-dimensional adjustable combined guiding device for assisting in implanting screws into vertebral pedicle and using method Pending CN104983459A (en)

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CN106175909A (en) * 2016-06-30 2016-12-07 陈春美 Pedicle nail locating guide device
CN106333741A (en) * 2016-09-09 2017-01-18 中国人民解放军第二军医大学 Atlas vertebral pedicle screw guider
CN106725780A (en) * 2017-03-26 2017-05-31 天津市新中医疗器械有限公司 A kind of orthopaedics ring rod combines exterior fixing rack
WO2017139901A1 (en) * 2016-02-19 2017-08-24 Sunnybrook Research Institute Positioning and alignment instrument for introducing surgical devices into bone
CN108272514A (en) * 2017-12-12 2018-07-13 南华大学附属第医院 Backbone probe positions and intersection point lancing system
WO2020155562A1 (en) * 2019-01-31 2020-08-06 上海长海医院 Positioning guiding device, and positioning guiding system for vertebral pedicle fixation
CN112603236A (en) * 2020-11-26 2021-04-06 青岛中科智能光电产业研究院有限公司 Multi-angle wireless visible laryngoscope
CN109938825B (en) * 2019-01-31 2021-11-23 上海长海医院 Method for implanting pedicle screws
CN114052871A (en) * 2021-11-18 2022-02-18 山东威高骨科材料股份有限公司 Minimally invasive three-dimensional vertebral lamina articular process screw guider
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WO2020155562A1 (en) * 2019-01-31 2020-08-06 上海长海医院 Positioning guiding device, and positioning guiding system for vertebral pedicle fixation
CN109938825B (en) * 2019-01-31 2021-11-23 上海长海医院 Method for implanting pedicle screws
CN112603236A (en) * 2020-11-26 2021-04-06 青岛中科智能光电产业研究院有限公司 Multi-angle wireless visible laryngoscope
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CN114052871A (en) * 2021-11-18 2022-02-18 山东威高骨科材料股份有限公司 Minimally invasive three-dimensional vertebral lamina articular process screw guider
CN114052871B (en) * 2021-11-18 2023-04-25 山东威高骨科材料股份有限公司 Minimally invasive three-dimensional vertebral lamina articular process screw guider
CN115998407A (en) * 2023-03-29 2023-04-25 中国人民解放军总医院第一医学中心 Reduction fixing device for fracture correction
US11980400B1 (en) 2023-03-29 2024-05-14 The First Medical Center Of People's Liberation Army General Hospital Reduction and fixation device for fracture correction

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