CN203591315U - Low-profile locking type cervical vertebra titanium mesh device - Google Patents
Low-profile locking type cervical vertebra titanium mesh device Download PDFInfo
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- CN203591315U CN203591315U CN201320610482.3U CN201320610482U CN203591315U CN 203591315 U CN203591315 U CN 203591315U CN 201320610482 U CN201320610482 U CN 201320610482U CN 203591315 U CN203591315 U CN 203591315U
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- cervical vertebra
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/44—Joints for the spine, e.g. vertebrae, spinal discs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
Abstract
The utility model relates to the field of medical instruments, and relates to a low-profile locking type cervical vertebra titanium mesh device. The device includes a cylindrical main body, an upper-side pin, a lower-side pin, an upper-side end cover, a lower-side end cover, an upper-side screw, and a lower-side screw. The cylindrical main body is hollow, the two ends of the cylindrical main body are respectively and fixedly connected with the upper-side end cover and the lower-side end cover via the upper-side pin and the lower-side pin, the upper-side screw is arranged on the upper-side end cover, and the lower-side end cover 5 is provided with the lower-side screw. The application of the low-profile locking type cervical vertebra titanium mesh device shows that the operation is simple and the appearance is more accordant with the characteristics of cervical vertebra body endplate anatomy, and moreover, the low-profile locking type cervical vertebra titanium mesh device is provided with a locking device and is free of the aiding of an anterior plate; in addition, the titanium mesh device is suitable for spinal column surgeries, and particularly suitable for cervical vertebra anterior vertebra corpectomy bone graft internal fixation and cervical vertebra anterior pressure reduction operations, as well as can reduce the incidence rate of postoperative subsidence and dysphagia maximally.
Description
Technical field
This utility model belongs to medical instruments field, relates to the locking-typed cervical vertebra titanium of a kind of low incisura net arrangement, and this device routine is applied to spinal surgery, performs the operation in particular for anterior cervical decompression.
Background technology
Along with aged tendency of population trend is accelerated, Patients with Cervical Spondylopathy a few days benefit increases.At present, anterior cervical vertebrae vertebral body time cuts decompression bone graft with internal fixation entirely due to many merits such as surgical field of view is large, easy to operate, decompression thorough, determined curative effects, at clinical Cervical degenerative disease, the cervical spinal trauma etc. of being widely used in.In clinical treatment, need vertebral body substitute to recover the height of intervertebral space after pathological changes Subtotal vertebrectomy, clinical maximum with the application of titanium net, it can effectively rebuild cervical curvature and intervertebral height, maintains cervical stability.Though described anterior cervical decompression bone graft with internal fixation has good curative effect, along with the generally use of titanium net, its weak point embodies gradually; First, titanium net and soleplate do not match, bone grafting area is less and have an angulation more, in postoperative 6 months, see in various degree subside, sedimentation, incidence rate is up to 57-69%, and the depression of titanium net can cause the loss of original cervical curvature and intervertebral height, causes cervical vertebra postoperative patient to occur neck and shoulder part pain, the severe complications such as nervous function damage, need to perform the operation again; Secondly, anterior approach vertebral body time cuts associating anterior plate entirely can provide initial stability for the sections of performing the operation after fixing, prevent the dislocation of implant, but anterior plate can accelerate the regression of neighbouring section, cause patient's bottleneck throat foreign body sensation and dysphagia, and steel plate itself easily bends and rupture, operation is caused to very large risk.Although the many factors such as titanium net generation sedimentation and patient age, Fusion levels, osteoporosis are relevant, the defect that generally believes at present the configuration design of titanium net needs to prune as titanium net, and the sharp keen soleplate that easily thrusts of contact point after pruning; The online lower surface of titanium mostly is parallel plane, and not meeting cervical vertebrae physiological anatomical structure etc. is the major reason that causes sedimentation to occur.In addition, the postoperative Adjacent segment degeneration of cervical vertebra and bottleneck throat foreign body sensation and dysphagia are relevant with fusion surgery, natural history of disease and the long-time tractive pharyngeal of performing the operation, but the thickness of anterior approach steel plate, smooth surface and dysphagia have certain dependency.
In sum, in prior art, the design defect of titanium net and the use of anterior plate time are entirely cut post-operative complication to cervical vertebral body and are caused certain influence, therefore, current in the urgent need to a kind of new locking-typed titanium net arrangement of low incisura to address the above problem.
Summary of the invention
The purpose of this utility model is defect or the deficiency that overcomes prior art, and the locking-typed cervical vertebra titanium of a kind of low incisura net arrangement is provided, and this device routine is applied to spinal surgery, performs the operation in particular for anterior cervical decompression.
The locking-typed cervical vertebra titanium of low incisura of the present utility model net arrangement, is characterized in that, is made up of columnar body 1, upside pin 2, downside pin 3, upside end cap 4, downside end cap 5, upside screw 6 and downside screw 7; Described columnar body 1 hollow, its two ends are fixedly connected with upside end cap 4 and downside end cap 5 respectively by upside pin 2 and downside pin 3, and described upside end cap 4 is provided with upside screw 6, and downside end cap 5 is provided with downside screw 7;
In this utility model, described device, according to different patients' cervical vertebral body size, the individual variation of form, can be made into different size model, both can be used for single Subtotal vertebrectomy decompression, also can be used for two Subtotal vertebrectomy decompressions;
In this utility model, described columnar body 1 adopts titanium alloy reticulated to make, for clogging the broken bone piece of bone grafting; This columnar body 1 hollow, perisporium is rhombus engraved structure 8, transverse section is irregular; The height of described columnar body 1 is that 20-25mm, maximum transverse diameter are that 12-30mm, maximum anteroposterior diameter are that 15-30mm, thickness are 2mm;
In this utility model, the diameter of described upside pin 2 is that 3mm, length are 15-30mm;
In this utility model, the diameter of described downside pin 3 is that 3mm, length are 15-30mm;
In this utility model, the upper surface of described upside end cap 4 is covered with spot-like projections, increases and soleplate contact area; The thickness of this upside end cap 4 is 8-12mm, and the height of spot-like projections is 0.5-1mm; The soleplate side of described upper end cover 4 is curved, mates with the upper soleplate form of adjacent vertebral bodies;
In this utility model, the upper surface of described downside end cap 5 is covered with spot-like projections, increases and soleplate contact area; The thickness of this downside end cap 5 is 8-12mm, and the height of spot-like projections is 0.5-1mm; The soleplate side of described bottom end cover 5 tilts to back upper place on coronalplane, mates with the lower soleplate form of adjacent vertebral bodies;
In this utility model, described upside screw 6 is located on upside end cap 4, can be screwed into fixingly from upper vertebral body lower edge is oblique, fixes and avoid using anterior plate in stable; The diameter of this upside screw 6 is 3mm, length 12-16mm, and angle of inclination is 40 °;
In this utility model, described downside screw 7 is located on downside end cap 5, can be screwed into fixingly from the next vertebral body upper limb is oblique, fixes and avoid using anterior plate in stable; The diameter of this downside screw 7 is 3mm, length 12-16mm, and angle of inclination is 40 °.
When use (take cervical operation as example), first carry out conventional anterior approach vertebral body time and entirely cut, to thoroughly decompression, process upper and lower soleplate, Casper dilator suitably struts, and measures length and the transverse diameter of relief groove, chooses suitable titanium net, fill full bone cips, with vascular forceps or holder, titanium net is implanted in relief groove, knocked docilely, upper and lower screw is screwed into upper hypocentrum, whether fluoroscopic examination titanium net position is desirable, and routine completes operation.
Use result shows, the locking-typed cervical vertebra titanium of low incisura of the present utility model net arrangement, operating more easy, profile more meets cervical vertebral body Anatomical structure of endplate and learns feature, and with locking device, need not assist by anterior plate, be applicable to spinal surgery, be particularly useful for anterior cervical vertebrae vertebral body time and entirely cut bone graft with internal fixation, anterior cervical decompression operation, can reduce to greatest extent the incidence rate of postoperative sedimentation and dysphagia.
For the ease of understanding, below the drawings and Examples by concrete are described in detail the locking-typed cervical vertebra titanium of low incisura of the present invention net arrangement.It needs to be noted, instantiation and accompanying drawing are only in order to illustrate, obviously those of ordinary skill in the art can, according to explanation herein, can make various corrections and change to this utility model in scope of the present utility model.In addition, in order to be used in conjunction with the locking-typed cervical vertebra titanium of the low incisura net arrangement of different model, have dimensionally change to a certain degree between specific product, these corrections and change are also included in scope of the present utility model.
Accompanying drawing explanation
Fig. 1 is the Facad structure schematic diagram of the locking-typed titanium net of low incisura system.
Fig. 2 is the side structure schematic diagram of the locking-typed titanium net of low incisura system.
Fig. 3 is the structural representation below of the locking-typed titanium net of low incisura system.
In Fig. 1 ~ Fig. 3,1 is that columnar body, 2 is that upside pin, 3 is that downside pin, 4 is that upside end cap, 5 is that downside end cap, 6 is that upside screw, 7 is that downside screw, 8 is rhombus engraved structure.
The specific embodiment
As shown in Fig. 1 ~ Fig. 3, this utility model is made up of columnar body 1, upside pin 2, downside pin 3, upside end cap 4, downside end cap 5, upside screw 6 and downside screw 7; Described columnar body 1 hollow, its two ends are fixedly connected with upside end cap 4 and downside end cap 5 respectively by upside pin 2 and downside pin 3, and described upside end cap 4 is provided with upside screw 6, and downside end cap 5 is provided with downside screw 7;
Described device, according to different patients' cervical vertebral body size, the individual variation of form, can be made into different size model, both can be used for single Subtotal vertebrectomy decompression, also can be used for two Subtotal vertebrectomy decompressions;
, described columnar body 1 adopts titanium alloy reticulated to make, for clogging the broken bone piece of bone grafting; This columnar body 1 hollow, perisporium is rhombus engraved structure 8, transverse section is irregular; The height of described columnar body 1 is that 20mm, maximum transverse diameter are that 12mm, maximum anteroposterior diameter are that 15mm, thickness are 2mm;
The diameter of described upside pin 2 is that 3mm, length are 15mm; The diameter of downside pin 3 is that 3mm, length are 15mm; The upper surface of upside end cap 4 is covered with spot-like projections, increases and soleplate contact area; The thickness of this upside end cap 4 is 8mm, and the height of spot-like projections is 0.5mm; The soleplate side of described upper end cover 4 is curved, mates with the upper soleplate form of adjacent vertebral bodies; The upper surface of downside end cap 5 is covered with spot-like projections, increases and soleplate contact area; The thickness of this downside end cap 5 is 8-12mm, and the height of spot-like projections is 0.5-1mm; The soleplate side of described bottom end cover 5 tilts to back upper place on coronalplane, mates with the lower soleplate form of adjacent vertebral bodies;
Upside screw 6 is located on upside end cap 4, can be screwed into fixingly from upper vertebral body lower edge is oblique, fixes and avoid using anterior plate in stable; The diameter of this upside screw 6 is 3mm, length 12mm, and angle of inclination is 40 °; Downside screw 7 is located on downside end cap 5, can be screwed into fixingly from the next vertebral body upper limb is oblique, fixes and avoid using anterior plate in stable; The diameter of this downside screw 7 is 3mm, length 12mm, and angle of inclination is 40 °.
When use (take cervical operation as example), first carry out conventional anterior approach vertebral body time and entirely cut, to thoroughly decompression, process upper and lower soleplate, Casper dilator suitably struts, and measures length and the transverse diameter of relief groove, chooses suitable titanium net, fill full bone cips, with vascular forceps or holder, titanium net is implanted in relief groove, knocked docilely, upper and lower screw is screwed into upper hypocentrum, whether fluoroscopic examination titanium net position is desirable, and routine completes operation.
As shown in Fig. 1 ~ Fig. 3, the locking-typed cervical vertebra titanium of this incisura net arrangement, is made up of columnar body 1, upside pin 2, downside pin 3, upside end cap 4, downside end cap 5, upside screw 6 and downside screw 7; Described columnar body 1 hollow, its two ends are fixedly connected with upside end cap 4 and downside end cap 5 respectively by upside pin 2 and downside pin 3, and described upside end cap 4 is provided with upside screw 6, and downside end cap 5 is provided with downside screw 7;
Described device, according to different patients' cervical vertebral body size, the individual variation of form, can be made into different size model, both can be used for single Subtotal vertebrectomy decompression, also can be used for two Subtotal vertebrectomy decompressions;
Described columnar body 1 adopts titanium alloy reticulated to make, for clogging the broken bone piece of bone grafting; This columnar body 1 hollow, perisporium is rhombus engraved structure 8, transverse section is irregular; The height of described columnar body 1 is that 23mm, maximum transverse diameter are that 20mm, maximum anteroposterior diameter are that 120mm, thickness are 2mm;
The diameter of upside pin 2 is that 3mm, length are 20mm; The diameter of downside pin 3 is that 3mm, length are 20mm; The upper surface of upside end cap 4 is covered with spot-like projections, increases and soleplate contact area; The thickness of this upside end cap 4 is 10mm, and the height of spot-like projections is 0.8mm; The soleplate side of described upper end cover 4 is curved, mates with the upper soleplate form of adjacent vertebral bodies;
The upper surface of downside end cap 5 is covered with spot-like projections, increases and soleplate contact area; The thickness of this downside end cap 5 is 10mm, and the height of spot-like projections is 0.8mm; The soleplate side of described bottom end cover 5 tilts to back upper place on coronalplane, mates with the lower soleplate form of adjacent vertebral bodies;
Described upside screw 6 is located on upside end cap 4, can be screwed into fixingly from upper vertebral body lower edge is oblique, fixes and avoid using anterior plate in stable; The diameter of this upside screw 6 is 3mm, length 14mm, and angle of inclination is 40 °; Downside screw 7 is located on downside end cap 5, can be screwed into fixingly from the next vertebral body upper limb is oblique, fixes and avoid using anterior plate in stable; The diameter of this downside screw 7 is 3mm, length 14mm, and angle of inclination is 40 °.
When use, first carry out conventional anterior approach vertebral body time and entirely cut, to thoroughly decompression, process upper and lower soleplate, Casper dilator suitably struts, and measures length and the transverse diameter of relief groove, chooses suitable titanium net, fill full bone cips, with vascular forceps or holder, titanium net is implanted in relief groove, knocked docilely, upper and lower screw is screwed into upper hypocentrum, whether fluoroscopic examination titanium net position is desirable, and routine completes operation.
As shown in Fig. 1 ~ Fig. 3, this utility model is made up of columnar body 1, upside pin 2, downside pin 3, upside end cap 4, downside end cap 5, upside screw 6 and downside screw 7; Described columnar body 1 hollow, its two ends are fixedly connected with upside end cap 4 and downside end cap 5 respectively by upside pin 2 and downside pin 3, and described upside end cap 4 is provided with upside screw 6, and downside end cap 5 is provided with downside screw 7;
Described device, according to different patients' cervical vertebral body size, the individual variation of form, can be made into different size model, both can be used for single Subtotal vertebrectomy decompression, also can be used for two Subtotal vertebrectomy decompressions;
Described columnar body 1 adopts titanium alloy reticulated to make, for clogging the broken bone piece of bone grafting; This columnar body 1 hollow, perisporium is rhombus engraved structure 8, transverse section is irregular; The height of described columnar body 1 is that 25mm, maximum transverse diameter are that 30mm, maximum anteroposterior diameter are that 30mm, thickness are 2mm;
The diameter of described upside pin 2 is that 3mm, length are 30mm; The diameter of downside pin 3 is that 3mm, length are 30mm; The upper surface of upside end cap 4 is covered with spot-like projections, increases and soleplate contact area; The thickness of this upside end cap 4 is 12mm, and the height of spot-like projections is 1mm; The soleplate side of described upper end cover 4 is curved, mates with the upper soleplate form of adjacent vertebral bodies; The upper surface of described downside end cap 5 is covered with spot-like projections, increases and soleplate contact area; The thickness of this downside end cap 5 is 12mm, and the height of spot-like projections is 1mm; The soleplate side of described bottom end cover 5 tilts to back upper place on coronalplane, mates with the lower soleplate form of adjacent vertebral bodies;
Described upside screw 6 is located on upside end cap 4, can be screwed into fixingly from upper vertebral body lower edge is oblique, fixes and avoid using anterior plate in stable; The diameter of this upside screw 6 is 3mm, length 16mm, and angle of inclination is 40 °; Downside screw 7 is located on downside end cap 5, can be screwed into fixingly from the next vertebral body upper limb is oblique, fixes and avoid using anterior plate in stable; The diameter of this downside screw 7 is 3mm, length 16mm, and angle of inclination is 40 °.
When use, first carry out conventional anterior approach vertebral body time and entirely cut, to thoroughly decompression, process upper and lower soleplate, Casper dilator suitably struts, and measures length and the transverse diameter of relief groove, chooses suitable titanium net, fill full bone cips, with vascular forceps or holder, titanium net is implanted in relief groove, knocked docilely, upper and lower screw is screwed into upper hypocentrum, whether fluoroscopic examination titanium net position is desirable, and routine completes operation.
The result of above-described embodiment shows, the locking-typed cervical vertebra titanium of low incisura of the present utility model net arrangement, operating more easy, profile more meets cervical vertebral body Anatomical structure of endplate and learns feature, and with locking device, need not assist by anterior plate, be applicable to spinal surgery, be particularly useful for anterior cervical vertebrae vertebral body time and entirely cut bone graft with internal fixation, anterior cervical decompression operation, can reduce to greatest extent the incidence rate of postoperative sedimentation and dysphagia.
Claims (10)
1. the locking-typed cervical vertebra titanium of a low incisura net arrangement, is characterized in that, is made up of columnar body (1), upside pin (2), downside pin (3), upside end cap (4), downside end cap (5), upside screw (6) and downside screw (7); Described columnar body (1) hollow, its two ends are fixedly connected with upside end cap (4) and downside end cap (5) respectively by upside pin (2) and downside pin (3), described upside end cap (4) is provided with upside screw (6), and downside end cap (5) is provided with downside screw (7).
2. by the locking-typed cervical vertebra titanium of low incisura claimed in claim 1 net arrangement, it is characterized in that, described columnar body (1) is hollow, and perisporium is rhombus engraved structure (8), and transverse section is irregular; The height of this columnar body (1) is that 20-25mm, maximum transverse diameter are that 12-30mm, maximum anteroposterior diameter are that 15-30mm, thickness are 2mm.
3. by the locking-typed cervical vertebra titanium of low incisura claimed in claim 1 net arrangement, it is characterized in that, the diameter of described upside pin (2) is that 3mm, length are 15-30mm.
4. by the locking-typed cervical vertebra titanium of low incisura claimed in claim 1 net arrangement, it is characterized in that, the diameter of described downside pin (3) is that 3mm, length are 15-30mm.
5. by the locking-typed cervical vertebra titanium of low incisura claimed in claim 1 net arrangement, it is characterized in that, the soleplate side of described upper end cover (4) is curved, mates with the upper soleplate form of adjacent vertebral bodies.
6. by the locking-typed cervical vertebra titanium of the low incisura net arrangement described in claim 1 or 5, it is characterized in that, the thickness of described upside end cap (4) is 8-12mm, and its upper surface is covered with spot-like projections; The height of this spot-like projections is 0.5-1mm.
7. by the locking-typed cervical vertebra titanium of low incisura claimed in claim 1 net arrangement, it is characterized in that, the soleplate side of described bottom end cover (5) tilts to back upper place on coronalplane, mates with the lower soleplate form of adjacent vertebral bodies.
8. by the locking-typed cervical vertebra titanium of the low incisura net arrangement described in claim 1 or 7, it is characterized in that, the thickness of described downside end cap (5) is 8-12mm, and its upper surface is covered with spot-like projections; The height of this spot-like projections is 0.5-1mm.
9. by the locking-typed cervical vertebra titanium of low incisura claimed in claim 1 net arrangement, it is characterized in that, the diameter of described upside screw (6) is 3mm, length 12-16mm, and angle of inclination is 40 °.
10. by the locking-typed cervical vertebra titanium of low incisura claimed in claim 1 net arrangement, it is characterized in that, the diameter of described downside screw (7) is 3mm, length 12-16mm, and angle of inclination is 40 °.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320610482.3U CN203591315U (en) | 2013-09-30 | 2013-09-30 | Low-profile locking type cervical vertebra titanium mesh device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320610482.3U CN203591315U (en) | 2013-09-30 | 2013-09-30 | Low-profile locking type cervical vertebra titanium mesh device |
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| CN201320610482.3U Expired - Fee Related CN203591315U (en) | 2013-09-30 | 2013-09-30 | Low-profile locking type cervical vertebra titanium mesh device |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105213006A (en) * | 2014-06-17 | 2016-01-06 | 王克平 | Upper cervical spine anterior stabilization inner fixer |
| CN105411727A (en) * | 2015-12-30 | 2016-03-23 | 四川大学华西医院 | Adjustable and interface type zero-incisura titanium mesh supporting, fusing and fixing system for anterior cervical spine |
| CN105615972A (en) * | 2016-03-31 | 2016-06-01 | 西安市红会医院 | Cervical interbody fusion system |
| CN106073951A (en) * | 2016-05-24 | 2016-11-09 | 北京市春立正达医疗器械股份有限公司 | A kind of 3D prints the low incisura fusion device of metal bone trabecula cervical vertebra |
| CN106175998A (en) * | 2016-07-08 | 2016-12-07 | 李鹏 | A kind of personalized prosthese and preparation method thereof and using method |
| US9700425B1 (en) | 2011-03-20 | 2017-07-11 | Nuvasive, Inc. | Vertebral body replacement and insertion methods |
| CN108635034A (en) * | 2018-07-20 | 2018-10-12 | 河北医科大学第三医院 | A kind of structure for anterior cervical decompression |
| CN109481101A (en) * | 2018-12-28 | 2019-03-19 | 西安交通大学医学院第二附属医院 | A kind of anterior approach self-retaining artificial vertebral body |
| CN110897695A (en) * | 2019-11-21 | 2020-03-24 | 西安交通大学第二附属医院 | Anatomical titanium cage for lower cervical vertebra |
| CN112998911A (en) * | 2021-04-21 | 2021-06-22 | 北京爱康宜诚医疗器材有限公司 | Titanium mesh component |
| CN114052878A (en) * | 2021-11-22 | 2022-02-18 | 哈尔滨医科大学 | Ultrathin anterior cervical biological titanium plate and preparation method thereof |
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2013
- 2013-09-30 CN CN201320610482.3U patent/CN203591315U/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11389301B2 (en) | 2011-03-20 | 2022-07-19 | Nuvasive, Inc. | Vertebral body replacement and insertion methods |
| US9700425B1 (en) | 2011-03-20 | 2017-07-11 | Nuvasive, Inc. | Vertebral body replacement and insertion methods |
| US10485672B2 (en) | 2011-03-20 | 2019-11-26 | Nuvasive, Inc. | Vertebral body replacement and insertion methods |
| CN105213006A (en) * | 2014-06-17 | 2016-01-06 | 王克平 | Upper cervical spine anterior stabilization inner fixer |
| CN105411727A (en) * | 2015-12-30 | 2016-03-23 | 四川大学华西医院 | Adjustable and interface type zero-incisura titanium mesh supporting, fusing and fixing system for anterior cervical spine |
| CN105615972B (en) * | 2016-03-31 | 2018-12-11 | 西安市红会医院 | A kind of cervical intervertebral emerging system |
| CN105615972A (en) * | 2016-03-31 | 2016-06-01 | 西安市红会医院 | Cervical interbody fusion system |
| CN106073951A (en) * | 2016-05-24 | 2016-11-09 | 北京市春立正达医疗器械股份有限公司 | A kind of 3D prints the low incisura fusion device of metal bone trabecula cervical vertebra |
| CN106175998A (en) * | 2016-07-08 | 2016-12-07 | 李鹏 | A kind of personalized prosthese and preparation method thereof and using method |
| CN108635034A (en) * | 2018-07-20 | 2018-10-12 | 河北医科大学第三医院 | A kind of structure for anterior cervical decompression |
| CN109481101A (en) * | 2018-12-28 | 2019-03-19 | 西安交通大学医学院第二附属医院 | A kind of anterior approach self-retaining artificial vertebral body |
| CN110897695A (en) * | 2019-11-21 | 2020-03-24 | 西安交通大学第二附属医院 | Anatomical titanium cage for lower cervical vertebra |
| CN112998911A (en) * | 2021-04-21 | 2021-06-22 | 北京爱康宜诚医疗器材有限公司 | Titanium mesh component |
| CN114052878A (en) * | 2021-11-22 | 2022-02-18 | 哈尔滨医科大学 | Ultrathin anterior cervical biological titanium plate and preparation method thereof |
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