CN103932773A - Dual fixing device for spinous process vertebral plate - Google Patents

Dual fixing device for spinous process vertebral plate Download PDF

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Publication number
CN103932773A
CN103932773A CN 201410147522 CN201410147522A CN103932773A CN 103932773 A CN103932773 A CN 103932773A CN 201410147522 CN201410147522 CN 201410147522 CN 201410147522 A CN201410147522 A CN 201410147522A CN 103932773 A CN103932773 A CN 103932773A
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CN
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Prior art keywords
fixing
plate
connecting
rod
device
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CN 201410147522
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Chinese (zh)
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汪清
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北京市奥斯比利克新技术开发有限公司
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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
    • A61B17/68Internal 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
    • A61B17/7059Cortical plates
    • 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
    • A61B17/80Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
    • A61B17/8061Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates specially adapted for particular bones

Abstract

The invention relates to an orthopedic medical instrument, in particular to a dual fixing device for a spinous process vertebral plate. The dual fixing device comprises a fixing plate A, a fixing plate B, a connecting screw and a connecting rod, the fixing plate A is connected with the fixing plate B through the connecting rod, the connecting rod is arranged on one side of the fixing plate A, a connecting hole and a connecting screw hole matched with the connecting rod are formed in the fixing plate B, the fixing plate B is connected with the connecting rod through the connecting hole, the connecting screw hole and the connecting screw, and protruding fixing needles are arranged on the faces, attached to spinous processes, of the fixing plate A and the fixing plate B respectively. The dual fixing device is characterized in that tail wings turned towards the outer sides are arranged at the lower end of the fixing plate A and the lower end of the fixing plate B respectively, the tail wings are matched with the roots of the spinous processes and the vertebral plate, conical needles or nail holes matched with fixing screws are arranged on the tail wings respectively, and the fixing screws are arranged in the nail holes. The dual fixing device has the advantages of being reasonable in structure, convenient to mount, safe and reliable to use, small in muscle trauma, capable of effectively fixing centrums, good in treatment effect and the like.

Description

脊柱棘突椎板双重固定装置 Spine spinous lamina double fixtures

技术领域 FIELD

[0001] 本发明涉及一种骨科医疗器械,具体地说是一种治疗人体脊柱疾病的脊柱棘突椎板双重固定装置。 [0001] The present invention relates to an orthopedic medical device, in particular a method of treating diseases of the human spine spinous processes lamina double fastening means.

背景技术 Background technique

[0002] 众所周知,在下腰椎后路手术中,椎弓根螺钉-棒固定系统最为常用,但存在手术显露复杂、神经根及硬膜囊损伤的风险、手术时间长等缺点。 [0002] It is well known in the lower lumbar surgery, pedicle screw - rod fixation system is the most commonly used, but the presence of complex surgical exposure, the risk of damage to the dural sac and nerve root, long operation time and other shortcomings. 脊柱内固定是在棘突内固定的基础上发展起来的,1891年美国得克萨斯州加尔维斯敦的Berthold Hadra使用钢丝缠绕在相邻的棘突上治疗一例颈椎骨折患者,开创了脊柱内固定的先河。 It is fixed in the spinous process developed on the basis of fixed intraspinal, 1891 in Galveston, Texas Berthold Hadra wound wire on the adjacent spinous treatment of patients with cervical spine fractures example, and created a spinal internal fixation first of its kind. 但是,棘突是脊柱解剖结构中较薄弱的部分,在脊柱的很多部位单纯经棘突固定,因固定强度较低无法满足生物力学的稳定性要求。 However, the spinous process is the anatomy of the spine in the weaker part, in many parts of the spine simply by spinous process fixation, due to lower fixed intensity can not meet the requirements of biomechanical stability. 发明内容 SUMMARY

[0003] 本发明所要解决的技术问题是克服上述现有技术的不足,提供一种操作方便,稳定性好、安全可靠,对机体创伤小的棘突椎板双重固定装置。 [0003] The present invention solves the technical problem to overcome the deficiencies of the prior art, to provide a convenient, stable, safe and reliable operation, the body of the spinous process and lamina trauma double fastening means.

[0004] 本发明解决手术技术问题采用的方法是: [0004] Means for Solving the Problem surgery is employed in the present invention:

一种棘突椎板双重固定装置,包括固定板A、固定板B、连接螺钉和连接杆,固定板A和固定板B经连接杆相连接,固定板A的一侧设有连接杆,固定板B上设有与连接杆配合的连接孔和连接螺孔,固定板B经连接孔、连接螺孔和连接螺钉与连接杆相连接,固定板A和固定板B与棘突贴合的面上分别设有凸起的固定针,其特征在于固定板A和固定板B下端分别设有配合棘突根部和椎板的向外侧翻出的尾翼。 One kind of process lamina double fixing means comprises a fixing plate A, B fixing plate, connecting rods and connecting screws, the fixing plate and the fixing plate A B via the connecting rod is connected to a side of the fixed plate A is provided with a connecting rod fixed the upper plate is provided with a fitting hole B is connected with the connecting rod and the screw connection, the fixed plate B through the connection hole, and a screw connection screw connection is connected to the connecting rod, the fixed plate B and a and the fixing plate bonded face spinous fixing pins are provided on the projection, wherein the fixing plate and the fixing plate a B pulls the lower end are provided outwardly of the spinous process with the tail root and lamina.

[0005] 本发明所述的尾翼分别设有凸起的锥形针,凸起的锥形针与尾翼面成20-90°夹角,以增加固定效果。 [0005] The fin according to the present invention are provided with a convex tapered needle, needle and tapered projections 20-90 ° angle to the tail surface to increase the anchoring effect.

[0006] 本发明所述的尾翼上分别设有与固定螺钉相配合的钉孔,钉孔可以是沉孔、光滑钉孔或螺纹锁定孔,钉孔内设有固定螺钉,固定螺钉的前端呈锥尖状,以增加固定效果。 [0006] are respectively provided on the fin of the present invention, the nail holes and fixing screw cooperating, nail holes may be a counterbore, smooth nail holes or threaded locking hole, a fixing screw hole of the nail, as a front end fixing screws conical tip shaped to increase the anchoring effect.

[0007] 本发明所述的固定板A和固定板B与人体椎板相对应的面呈与人体椎板相吻合的弧面,以增加支撑面积、提高治疗效果。 The [0007] present invention, the fixing plate and the fixing plate A and B corresponding to the human lamina-section with human lamina coincide arc, to increase the area of ​​support, improve the therapeutic effect.

[0008] 本发明所述的连接杆与固定板A呈垂直状;固定针分别与固定板A和固定板B呈垂直状;固定板A、固定板B及尾翼与人体脊柱的棘突和椎板相吻合,尾翼与固定板A、固定板B的夹角一般呈90-170°。 [0008] The connecting rod according to the present invention is fixed in a vertical plate shape A; are fixing pins and the fixing plate A and B in a vertical plate-shaped fixing; fixing plates A, B and the fixing plate and the tail of the human spine and vertebral spinous match plate, and the fixed plate fin a, the angle between the fixed plate B is generally in the 90-170 °.

[0009] 本发明使用时,将固定板A上的连接杆从棘突的一侧插入棘突间,再把固定板B从棘突的另一侧装到连接杆上,固定板B通过连接孔、连接螺孔和连接螺钉与连接杆相连接,固定板A、固定板B安装时带尾翼的一端在人体脊柱下端(尾端)椎板上,对固定板A和固定板B向棘突方向施加压力,使固定板A和固定板B上的固定针分别扎入棘突的两侧,固定板A和固定板B通过尾翼上的锥形针或固定螺钉固定在人体下端(尾端)的椎板上,本发明具有结构合理,安装方便,使用安全可靠,对肌体的创伤小,能有效的实现棘突间固定、治疗效果好等优点。 [0009] When using the present invention, the connecting rod is fixed on the plate is inserted from one side of the spinous process A interspinous, and then the fixed plate B is mounted from the other side of the spinous processes to the connecting rod, the fixed plate B by connecting hole, and a screw connection screw having one end connected to the connecting rod is connected to the fixed plates a, B when the fixing plate is mounted at a lower end with a tail on the human spine (trailing end) of the lamina, and the fixing of the fixing plate a to plate B spinous direction of the pressure applied to the fixing pin on the fixing plate and the fixing plate a B into both sides of the spinous process of each bar fixing plate a and the plate B is fixed to the fixed body lower end (the tail end) the conical needle or by fixing screws on the tail the lamina, the present invention has a reasonable structure, easy to install, safe and reliable, less trauma to the body, can effectively achieve the interspinous fixation, the treatment effect and the like.

[0010] 附图说明 [0010] BRIEF DESCRIPTION OF DRAWINGS

图1是本发明的一种结构示意图。 FIG 1 is a schematic structural diagram of the present invention.

[0011] 图2是图1的仰视图。 [0011] FIG. 2 is a bottom view of FIG. 1.

[0012] 图3是本发明的另一种结构示意图。 [0012] FIG. 3 is a schematic view of another structure of the present invention.

[0013] 图4是本发明中固定板A的一种结构示意图。 [0013] FIG. 4 is a schematic view of the present invention, the fixed plate A.

[0014] 图5是本发明中固定板B的一种结构示意图。 [0014] FIG. 5 is a schematic view of the present invention, the fixed plate B.

[0015] 图中标记:固定板Al、固定板B2、连接杆3、连接螺钉4、固定针5、尾翼6、锥形针7。 [0015] FIG labeled: fixing plate Al, fixed plate B2, the connecting rod 3, a screw 4 is connected, the fixed pin 5, 6 tail, tapered needle 7. 具体实施方式 detailed description

[0016] 下面结合图1对本发明作进一步说明: [0016] below with reference to FIG. 1 of the present invention is further described:

如图所示,一种棘突椎板双重固定装置,包括固定板Al、固定板B2、连接杆3、连接螺钉4,固定板Al和固定板B2经连接杆3相连接,固定板Al的一侧设有连接杆3,固定板B2上设有与连接杆3配合的连接孔和连接螺孔,固定板B2经连接孔、连接螺孔和连接螺钉与连接杆相连接,固定板Al和连接杆3制成一体式,固定板Al和连接杆3也可以是铆接或其它方式连接的,连接杆上可以设有增加阻力的齿槽或呈凹凸状,以提高连接效果,固定板A和固定板B与棘突贴合的面上分别设有凸起的固定针5,凸起的固定针5的尖端可以呈圆锥状,也可以呈三菱锥或四棱锥状,上述与现有技术相同,此不赘述,本发明的特征在于固定板Al和固定板B2下端分别设有配合棘突根部和椎板的向外侧翻出的尾翼6,尾翼6上可以分别设有凸起的锥形针7,锥形针7 —般呈铲状,以增加固定效果,凸起的 As shown in FIG A process lamina double fixing means comprises a fixing plate Al, B2 fixing plate, connecting rod 3, a screw connector 4, the fixing plate and the fixing plate Al B2 via the connecting rod 3 is connected to the fixed plate of Al side of the connecting rod 3 is provided with screw connection holes and the connection with the connecting rod 3 is fitted to the fixed plate B2, B2 fixing plate through the connection hole, and a screw connection screw connection is connected to the connecting rod, the fixed plate and Al 3 is made integral connecting rod, the fixed plate and the connecting rod 3 Al may be riveted or otherwise connected, the connection rod may be provided with increased resistance to uneven cogging or in order to improve the effect of the connection, and the fixing plate a B fixing plate bonded face of the spinous processes are provided needle 5 fixed projection, projection of the needle tip 5 may be fixed conical, or may be pyramid-shaped prism-shape, the same as the above-described prior art , is not described herein, the present invention is characterized in that the fixing plate and the fixing plate Al B2 are provided with the lower end of the spinous processes and lamina to the outside of the root of the tail pulls 6, 6 may be provided on the tail cone pin each projection 7, tapered needle 7 - as was spade to increase the anchoring effect, the protrusions 形针7与尾翼面成20-90°夹角,尾翼上也可以分别设有穿过固定螺钉的沉孔,沉孔内设有固定螺钉,尾翼6上还可以分别设有穿过固定螺钉的光滑钉孔,钉孔内设有固定螺钉,尾翼上还可以分别设有与固定螺钉相配合的螺纹孔,固定螺钉经螺纹与尾翼相连接,上述的固定螺钉的前端呈锥形,以增加固定效果,另外,本发明所述的固定板Al和固定板B2与人体椎板相对应的面呈与人体椎板相吻合的弧面,以增加支撑面积、提高治疗效果,所述的连接杆3与固定板Al呈垂直状;固定针5与固定板Al和固定板B2呈垂直状;尾翼6与固定板Al和固定板B2的夹角一般在90-170 °,使用时,将固定板A上的连接杆从棘突的一侧插入棘突间,再把固定板B从棘突的另一侧装到连接杆上,固定板B通过连接孔、连接螺孔和连接螺钉与连接杆相连接,固定板A、固定板B安装时带尾翼的一端 7 and the needle-shaped tail surface angle as 20-90 °, the tail may be provided with holes through the fixing screws sink, respectively, a fixing screw counterbore, the fins 6 can also be provided through each of the fixing screw smooth nail hole, the nail is provided with a fixing screw hole, the tail may be provided with a threaded hole and fixing screws cooperating respectively, a fixing screw is threaded and is connected to the tail, the tip of the fixing screw is tapered to increase the fixed effect, fixing plate according to the present invention, Al and B2 and the fixing plate body lamina-section corresponding to the human lamina coincide arc, to increase the area of ​​support, improve the therapeutic effect, said connecting rod 3 and Al in a vertical plate-shaped fixing; fixing pin 5 and the fixed plate and the fixing plate Al B2 in a vertical shape; tail 6 when the angle between the fixed plate and the fixing plate Al B2 generally 90-170 °, using the fixing plate a the connecting rod is inserted from one side of the spinous process spinous process, and then the fixed plate B is mounted from the other side of the spinous processes to the connecting rod, the fixed plate B through the connection hole, and a screw connection screw connected with the connecting rod connecting, fixing plates a, B fixed mounting plate with the tail end 人体脊柱下端(尾端)椎板上,对固定板A和固定板B向棘突方向施加压力,使固定板A和固定板B上的固定针分别扎入棘突的两侧,固定板A和固定板B分别通过尾翼上的锥形针或固定螺钉固定在人体下端(尾端)椎板上,所述锥形针一般呈铲刀状,本发明具有结构合理,安装方便,使用安全可靠,对肌体的创伤小,能有效的实现椎体间固定、治疗效果好等优点。 The human spine lower end (the tail end) the lamina is applied to the fixing plate and the fixing plate B to A direction pressure spinous processes, on the fixing pins and the fixing plate fixing plate A B into both sides of the spinous process of each bar fixing plate A B and the fixing plate are fixed by pins or screws tapered fin is fixed to the lower body (trailing end) of the lamina, generally in the tapered needle-shaped blade, the present invention has a reasonable structure, easy to install, safe and reliable , trauma to the body, and can effectively achieve interbody fixation, the treatment effect and so on.

Claims (3)

  1. 1.一种棘突椎板双重固定装置,包括固定板A、固定板B、连接螺钉、连接杆,固定板A和固定板B经连接杆相连接,固定板A的一侧设有连接杆,固定板B上设有与连接杆配合的连接孔和连接螺孔,固定板B经连接孔、连接螺孔和连接螺钉与连接杆相连接,固定板A和固定板B与棘突贴合的面上分别设有凸起的固定针,其特征在于固定板A和固定板B下端分别设有配合棘突根部和椎板的向外侧翻出的尾翼。 A process lamina double fixing means comprises a fixing plate A, B fixing plate, screw connection, the connecting rod, the fixed plate and the fixed plate B over A connecting rod is connected to a side of the fixed plate A is provided with a connecting rod provided with connecting hole cooperating with the connecting rod and the connecting screw fixed plate B, the fixed plate B through the connection hole, and a screw connection screw connection is connected to the connecting rod, the fixed plate and the fixing plate a and B bonded to the spinous processes a fixed surface of each of the needle protrusion, characterized in that the fixing plate and the fixing plate a B pulls the lower end are provided outwardly of the spinous process with the tail root and lamina.
  2. 2.根据权利要求1所述的一种棘突椎板双重固定装置,其特征在于尾翼上分别设有凸起的锥形针,凸起的锥形针与尾翼面成20-90°夹角。 2. According to one process lamina according to claim 1 double fastening means, characterized in that the projections are provided on the needle tail cone, and tail cone pin projections 20-90 ° angle to the plane .
  3. 3.根据权利要求1所述的一种棘突椎板双重固定装置,其特征在于尾翼上设有与固定螺钉相配合的钉孔,钉孔可以是沉孔、光滑钉孔或螺纹锁定孔钉孔内设有固定螺钉。 3. According to one process lamina according to claim 1 double fixing apparatus wherein the fixing screw is provided with nail holes cooperating on the fin, nail holes may be a counterbore, smooth nail holes or threaded locking nail holes a fixing screw hole.
CN 201410147522 2014-04-14 2014-04-14 Dual fixing device for spinous process vertebral plate CN103932773A (en)

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EP2430995A1 (en) * 2008-08-08 2012-03-21 Alphatec Spine, Inc. Spinous process device
CN102397097A (en) * 2011-12-29 2012-04-04 山东威高骨科材料有限公司 Interspinous fusion device
CN102448392A (en) * 2009-03-31 2012-05-09 兰克斯股份有限公司 Spinous process implants and associated methods
US20120136390A1 (en) * 2010-11-29 2012-05-31 Butler Michael S Spinal Implants For Lumbar Vertebra To Sacrum Fixation
US20120150228A1 (en) * 2010-12-13 2012-06-14 Jason Zappacosta Spinous Process Fusion Devices and Methods Thereof
CN102573706A (en) * 2009-08-10 2012-07-11 兰克斯股份有限公司 Interspinous implants and methods
WO2013049195A1 (en) * 2011-09-28 2013-04-04 Life Spine, Inc. Adjustable spine distraction implant
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Publication number Priority date Publication date Assignee Title
EP2430995A1 (en) * 2008-08-08 2012-03-21 Alphatec Spine, Inc. Spinous process device
CN102448392A (en) * 2009-03-31 2012-05-09 兰克斯股份有限公司 Spinous process implants and associated methods
CN102573706A (en) * 2009-08-10 2012-07-11 兰克斯股份有限公司 Interspinous implants and methods
US20120136390A1 (en) * 2010-11-29 2012-05-31 Butler Michael S Spinal Implants For Lumbar Vertebra To Sacrum Fixation
US20120150228A1 (en) * 2010-12-13 2012-06-14 Jason Zappacosta Spinous Process Fusion Devices and Methods Thereof
WO2013049195A1 (en) * 2011-09-28 2013-04-04 Life Spine, Inc. Adjustable spine distraction implant
CN102397097A (en) * 2011-12-29 2012-04-04 山东威高骨科材料有限公司 Interspinous fusion device
CN203790019U (en) * 2014-04-14 2014-08-27 北京市奥斯比利克新技术开发有限公司 Spinous process vertebral plate double fixing device

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