CN203915053U - 3D prints percutaneous cervical arc root guide plate - Google Patents
3D prints percutaneous cervical arc root guide plate Download PDFInfo
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- CN203915053U CN203915053U CN201420318412.5U CN201420318412U CN203915053U CN 203915053 U CN203915053 U CN 203915053U CN 201420318412 U CN201420318412 U CN 201420318412U CN 203915053 U CN203915053 U CN 203915053U
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Abstract
The utility model discloses a kind of 3D and print percutaneous cervical arc root guide plate, comprise waveform panel, this panel is the imitated structure at human vertebra position, can be fitted in the vertebra position of human body; On described panel, be provided with two hollow approach sleeves that pass for pedicle screw; Described approach sleeve inner is disposed with ground floor sleeve pipe, second layer sleeve pipe and the 3rd layer of sleeve pipe from the inside to the outside.The preparation that 3D prints percutaneous cervical arc root guide plate comprise 3-D geometric model the determining of foundation, pedicle nail road, guide plate generates, 3D prints and mounting sleeve step, it is simple, easy to prepare that 3D of the present utility model prints percutaneous cervical arc root guide plate structure; Use guide plate of the present utility model, placed-depth is accurate, without repeatedly having an X-rayed, has improved the accuracy of operation, has shortened operating time.
Description
Technical field
This utility model belongs to field of medical technology, relates to a kind of spinal surgery internal fixation operation device, is specifically related to a kind of 3D and prints percutaneous cervical arc root guide plate.
Background technology
At biomedical sector, modern medicine trends towards the therapeutic strategy of individuation, along with the powerful lifting of Computing ability, the combination extensively and profoundly of computer technology and medical science, form emerging cross discipline---digital medical, promoted greatly the development of the Clinics of modern clinic individuation.Meanwhile, have individuation because 3D prints, just in time consistent with the diagnosis and treatment theory of modern medicine, therefore, it will be heaven-made match that 3D printing technique is applied to biomedical sector.At present, people's computer digitized correlation technique, carries out after view data processing for the multiple ambits of medical science, form and dissect modeling and three-dimensional reconstruction, show and locate the anatomical structure of skeleton, and, in computer, carry out simulated surgical operation, design best operation pathway, and rational individual operation scheme, improve the levels of precision of operation, and, simplify surgical operation step, shortened the learning curve of junior doctor.In orthopaedics field, by a series of clinical datas that provide such as the digitizeds to patient (CT/MRI), in computer, set up the pathological model of skeleton, and by omnibearing understanding skeleton pathological change, computer Aided Design goes out therapeutic scheme and surgical guide or the prosthese of best individuation simultaneously, and by related software, the reasonability of design is verified and assessed, expand range of operation, accuracy and the safety of operative treatment are improved greatly, for innovation and the method battle array of digital orthopaedics and tranmstology have been established solid foundation.Simultaneously also for the cross development in other every subjects fields with reference is deeply provided.Also be printed on the space of the incomparable broadness of the application creation of biomedical sector for 3D.
Percutaneous cervical arc root screw internal fixation is current up-to-date minimally invasive spine surgical method, and operation wound is little, recovery is fast.But, the problem existing in operation process is that pedicle screw has higher pedicle of vertebral arch penetration probability while inserting, according to research reports, pedicle screw penetration probability can reach 15%, therefore need constantly perspective needle angle and degree of depth accurately when guaranteeing to put nail, bring again thus another one problem---heavy dose of actinoscopy X.Orthopedist's perspective problem is without superfluous words, and for patients, heavy dose of ray projection often easily causes postoperative feeling sick, the untoward reaction such as vomiting.Had at present the more advanced lower pedicle screw of CT guiding to insert technology, can reach higher screw to insert accuracy rate, but that the domestic operating room that can be equipped with moves CT is very rare.
Summary of the invention
The purpose of this utility model is for deficiency of the prior art, provides a kind of 3D to print percutaneous cervical arc root guide plate, utilizes this guide plate guiding to improve the accuracy of operation, has shortened operating time.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of 3D prints percutaneous cervical arc root guide plate, comprises waveform panel, and this panel is the imitated structure at human vertebra position, can be fitted in the vertebra position of human body; On described panel, be provided with two hollow approach sleeves that pass for pedicle screw; Described approach sleeve inner is disposed with ground floor sleeve pipe, second layer sleeve pipe and the 3rd layer of sleeve pipe from the inside to the outside; The external diameter of described ground floor sleeve pipe equals the internal diameter of second layer sleeve pipe, and the external diameter of described second layer sleeve pipe equals the internal diameter of the 3rd layer of sleeve pipe; The head end of described ground floor sleeve pipe, second layer sleeve pipe and the 3rd layer of sleeve pipe all stretches out outside approach sleeve pipe, and the length of stretching out outside approach sleeve pipe is successively decreased successively.
The beneficial effects of the utility model:
1,3D printing percutaneous cervical arc root guide plate structure of the present utility model is simple, easy to prepare;
2, use this utility model 3D to print percutaneous cervical arc root guide plate, placed-depth is accurate, without repeatedly having an X-rayed, has greatly improved the accuracy of operation, has shortened operating time.
Brief description of the drawings
Fig. 1 is the structural representation of guide plate of the present utility model.
Detailed description of the invention
Below in conjunction with specific embodiment, the technical solution of the utility model is elaborated.
Be illustrated in figure 1 a kind of 3D of this utility model and print percutaneous cervical arc root guide plate, comprise waveform panel 1, waveform panel 1 is the imitated structure at human vertebra position, can be fitted in the vertebra position of human body; On waveform panel 1, be provided with two hollow approach sleeves 2 that pass for pedicle screw; Approach sleeve 2 inside are disposed with metal ground floor sleeve pipe 3, second layer sleeve pipe 4 and the 3rd layer of sleeve pipe 5 from the inside to the outside; The external diameter of ground floor sleeve pipe 3 equals the internal diameter of second layer sleeve pipe 4, and the external diameter of second layer sleeve pipe 4 equals the internal diameter of the 3rd layer of sleeve pipe 5; The head end of ground floor sleeve pipe 3, second layer sleeve pipe 4 and the 3rd layer of sleeve pipe 5 all stretches out outside approach sleeve pipe 2, and the length of stretching out outside approach sleeve pipe 2 is successively decreased successively.
Below for adopting guide plate of the present utility model to carry out the instantiation of clinical manipulation:
Certain patient, male, 57 years old.Be admitted to hospital because of " repeatedly waist pain of buttock half a year ", human health screening shows: lumbar vertebra physiologic radian exists, tenderness between waist 4, waist 5 spinous process, sour jujube, and slight percussion pain, 70 ° of feminine genders of two lower limb straight-leg raising tests, two lower-limb muscular strengths, sensation are normal.Looking into l spine ap & lat sheet shows: waist 4 vertebral bodys are spent slippage to the first two, looks into lumbar vertebra CT and shows: waist 4 vertebral bodys are spent slippage to the first two, and intervertebral disk hernia is not obvious, and pedicle of vertebral arch is complete.AD is: " waist 4 centrum olisthes ".Intend the descending percutaneous cervical arc root screw internal fixation of general anesthesia, in art, use 3D to print percutaneous cervical arc root guide plate.Concrete steps are as follows:
1. to put in advance the vertebral body spinous process of nail according to patient's X-ray film location, carry out labelling.
2. obtain patient's iconography data from work station, and import to medical science modeling software with DICOM form, by a series of morphology processing, generate visual skeleton model and skin model, and derive and preserve with stl form respectively.
3. in medical science modeling software, extracting pedicle of vertebral arch form, fits to cylinder passage, is best nail road, measures the length in nail road in software, and then Jiang Ding road reverse extending passes skin and forms body surface symbol, then derives and preserves with stl form.
4. in 3-matic software, skeleton model and skin model are carried out to grid optimization, extracting skin surface grid, oppositely skew thickens generation guide plate, and retains body surface symbol on guide plate, then carries out matching with reverse nail road, generates guide plate.
5. in art, patient gets ventricumbent position, place percutaneous cervical arc root guide plate according to body surface witness marker, do 1.5cm otch at guide plate approach sleeve center, successively place three layers of sleeve pipe, insert puncture needle at ground floor cover tube hub and reach desired depth, and obtain bone and fix, extract ground floor sleeve pipe, do not extract puncture needle, prolong puncture needle and insert hollow open circuit and bore vertebral body sclerotin is carried out to enlarging, carry out tapping with screw tap along puncture needle direction and reach desired depth, extract second layer sleeve pipe, do not extract puncture needle, the pedicle screw of choosing is inserted along the 3rd layer of sleeve pipe.With the rod of holding excellent device and fixedly choosing, press assigned direction slowly along adapter down, until touch screw U trench bottom, confirm that rod is positioned at after screw U trench bottom, first tighten the most advanced and sophisticated plug screw of rod, use unfolding pressurizing device to reset to vertebral body, tighten the plug screw of other one end, locking pitman, layer-by-layer suture, closes otch.
6. postoperative one week, patient's out-of-bed activity, without waist pain of buttock, check l spine ap & lat sheet shows: after waist 4, waist 5 pedicle screw internal fixations, lumbar vertebra sequence is normal, interior fixing in place, non-loosening.
Claims (1)
1. 3D prints a percutaneous cervical arc root guide plate, it is characterized in that: comprise waveform panel, this panel is the imitated structure at human vertebra position, can be fitted in the vertebra position of human body; On described panel, be provided with two hollow approach sleeves that pass for pedicle screw; Described approach sleeve inner is disposed with ground floor sleeve pipe, second layer sleeve pipe and the 3rd layer of sleeve pipe from the inside to the outside; The external diameter of described ground floor sleeve pipe equals the internal diameter of second layer sleeve pipe, and the external diameter of described second layer sleeve pipe equals the internal diameter of the 3rd layer of sleeve pipe; The head end of described ground floor sleeve pipe, second layer sleeve pipe and the 3rd layer of sleeve pipe all stretches out outside approach sleeve pipe, and the length of stretching out outside approach sleeve pipe is successively decreased successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420318412.5U CN203915053U (en) | 2014-06-16 | 2014-06-16 | 3D prints percutaneous cervical arc root guide plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420318412.5U CN203915053U (en) | 2014-06-16 | 2014-06-16 | 3D prints percutaneous cervical arc root guide plate |
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| Publication Number | Publication Date |
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| CN203915053U true CN203915053U (en) | 2014-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420318412.5U Expired - Fee Related CN203915053U (en) | 2014-06-16 | 2014-06-16 | 3D prints percutaneous cervical arc root guide plate |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104287815A (en) * | 2014-06-16 | 2015-01-21 | 南通舟可信息科技有限公司 | 3D printing percutaneous vertebral pedicle guide plate, preparation method of 3D printing percutaneous vertebral pedicle guide plate, and using method of 3D printing percutaneous vertebral pedicle guide plate |
| CN104688323A (en) * | 2015-03-31 | 2015-06-10 | 首都医科大学附属北京友谊医院 | 3D-printing cervical vertebra side block screw guide embedded plate and manufacturing method thereof |
| CN104739501A (en) * | 2015-03-31 | 2015-07-01 | 首都医科大学附属北京友谊医院 | 3D-printed cervical vertebra pedicle screw guide and implantation plate and preparation method thereof |
| CN105125290A (en) * | 2015-09-25 | 2015-12-09 | 拜耳斯特医疗机器人技术（天津）有限公司 | Minimally-invasive medical robot system |
| CN105852967A (en) * | 2016-04-21 | 2016-08-17 | 南京鼓楼医院 | Percutaneous puncture thoracolumbar and surrounding tissue organ 3D-printing navigator and navigation method thereof |
| US10675158B2 (en) | 2015-12-16 | 2020-06-09 | Nuvasive, Inc. | Porous spinal fusion implant |
| US10869722B2 (en) | 2016-11-02 | 2020-12-22 | Rochester Institute Of Technology | Method and fixture for guided pedicle screw placement |
-
2014
- 2014-06-16 CN CN201420318412.5U patent/CN203915053U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104287815A (en) * | 2014-06-16 | 2015-01-21 | 南通舟可信息科技有限公司 | 3D printing percutaneous vertebral pedicle guide plate, preparation method of 3D printing percutaneous vertebral pedicle guide plate, and using method of 3D printing percutaneous vertebral pedicle guide plate |
| CN104287815B (en) * | 2014-06-16 | 2017-01-11 | 南通舟可信息科技有限公司 | 3D printing percutaneous vertebral pedicle guide plate, preparation method of 3D printing percutaneous vertebral pedicle guide plate, and using method of 3D printing percutaneous vertebral pedicle guide plate |
| CN104688323A (en) * | 2015-03-31 | 2015-06-10 | 首都医科大学附属北京友谊医院 | 3D-printing cervical vertebra side block screw guide embedded plate and manufacturing method thereof |
| CN104739501A (en) * | 2015-03-31 | 2015-07-01 | 首都医科大学附属北京友谊医院 | 3D-printed cervical vertebra pedicle screw guide and implantation plate and preparation method thereof |
| CN104739501B (en) * | 2015-03-31 | 2017-02-01 | 首都医科大学附属北京友谊医院 | 3D-printed cervical vertebra pedicle screw guide and implantation plate and preparation method thereof |
| CN105125290A (en) * | 2015-09-25 | 2015-12-09 | 拜耳斯特医疗机器人技术（天津）有限公司 | Minimally-invasive medical robot system |
| US10675158B2 (en) | 2015-12-16 | 2020-06-09 | Nuvasive, Inc. | Porous spinal fusion implant |
| US11660203B2 (en) | 2015-12-16 | 2023-05-30 | Nuvasive, Inc. | Porous spinal fusion implant |
| CN105852967A (en) * | 2016-04-21 | 2016-08-17 | 南京鼓楼医院 | Percutaneous puncture thoracolumbar and surrounding tissue organ 3D-printing navigator and navigation method thereof |
| US10869722B2 (en) | 2016-11-02 | 2020-12-22 | Rochester Institute Of Technology | Method and fixture for guided pedicle screw placement |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141105 Termination date: 20210616 |
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| CF01 | Termination of patent right due to non-payment of annual fee |