CN104921802A - Guide mechanism used for orthopedic operation - Google Patents

Guide mechanism used for orthopedic operation Download PDF

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Publication number
CN104921802A
CN104921802A CN 201510394564 CN201510394564A CN104921802A CN 104921802 A CN104921802 A CN 104921802A CN 201510394564 CN201510394564 CN 201510394564 CN 201510394564 A CN201510394564 A CN 201510394564A CN 104921802 A CN104921802 A CN 104921802A
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CN
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Patent type
Prior art keywords
guide
guide tube
tube
guide mechanism
operation
Prior art date
Application number
CN 201510394564
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Chinese (zh)
Inventor
徐文利
蔡勇
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创辉医疗器械江苏有限公司
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Classifications

    • 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
    • A61B17/7061Spinal positioners or stabilisers ; Bone stabilisers comprising fluid filler in an implant for stabilising vertebrae or discs by improving the condition of their tissues, e.g. using implanted medication or fluid exchange
    • 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
    • A61B17/88Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
    • A61B17/8802Equipment for handling bone cement or other fluid fillers
    • A61B17/8805Equipment for handling bone cement or other fluid fillers for introducing fluid filler into bone or extracting it
    • 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
    • A61B17/8802Equipment for handling bone cement or other fluid fillers
    • A61B17/8805Equipment for handling bone cement or other fluid fillers for introducing fluid filler into bone or extracting it
    • A61B17/8811Equipment for handling bone cement or other fluid fillers for introducing fluid filler into bone or extracting it characterised by the introducer tip, i.e. the part inserted into or onto the bone
    • 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
    • A61B17/8802Equipment for handling bone cement or other fluid fillers
    • A61B17/8805Equipment for handling bone cement or other fluid fillers for introducing fluid filler into bone or extracting it
    • A61B17/8816Equipment for handling bone cement or other fluid fillers for introducing fluid filler into bone or extracting it characterised by the conduit, e.g. tube, along which fluid flows into the body or by conduit connections
    • 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
    • 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
    • A61B2017/90Guides therefor

Abstract

The invention relates to a guide mechanism used for an orthopedic operation. The guide mechanism comprises a collimator tube and a guide tube. The guide tube is sleeved and connected with the collimator tube. The guide pipe is composed of a first straight part, a bent part and a second straight part which are sequentially connected. The guide mechanism is simple in structure and reliable in performance, the guide mechanism can process the opposite site after entering a spinal from a single side in a spinal operation, the operation difficulty is lowered, the operation time is shortened, and pains of patients are reduced.

Description

骨科手术用导向机构 Orthopedic surgery with guide means

技术领域 FIELD

[0001] 本发明涉及医疗器械制造技术领域,特别涉及一种骨科手术用导向机构。 [0001] The present invention relates to a medical device manufacturing technology, and particularly relates to an orthopedic surgical guide.

背景技术 Background technique

[0002] 骨科手术特别是脊柱手术,常需要从一侧入路处理对侧椎体或椎间隙,如行TLIF手术时,为了能够从单侧入路处理对侧椎间隙。 [0002] In particular orthopedic spinal surgery, often require the processing path from the contralateral side of the disc space or vertebral body, such as when the line TLIF surgery, the contralateral disc space in order to handle from the unilateral approach. 现行的方法是先使用直形工具处理同侧间隙,再使用弯头工具处理对侧间隙;再如行椎体后凸成形术时,为了实现对整个椎体进行复位和填充骨水泥,现行的方法是从两侧椎弓根分别穿刺后进行复位和填充骨水泥。 The current method is to use straight gap ipsilateral processing tools, processing tools and then use the contralateral elbow gap; Again Vertebra kyphosis when angioplasty, in order to achieve resetting of the entire vertebral body and filling the bone cement, the current It is reset and filling the bone cement from the both sides, respectively pedicle puncture. 无论是使用直形、弯头工具处理椎间隙,还是双侧椎弓根穿刺对椎体复位和填充骨水泥,都延长了手术时间,增加手术难度,增加患者痛苦。 Whether using straight, elbow processing tools intervertebral space, or pricking bilateral pedicle and vertebral reset filling bone cement, have prolonged operative time, increase the difficulty of operation, increase the suffering of patients.

发明内容 SUMMARY

[0003] 本发明的目的是克服现有技术存在的缺陷,提供一种结构简单,性能可靠,可使脊柱手术从单侧入路后可对对侧进行处理,降低手术难度,减少手术时间,降低患者痛苦的骨科手术用导向机构。 [0003] The object of the present invention is to overcome the drawbacks of the prior art, providing a simple structure, reliable, spinal surgery can be performed from one side to the opposite side of the road after treatment, reducing the difficulty of operation, reduced operating time, reduce the suffering of patients with orthopedic surgical guide.

[0004] 实现本发明目的的技术方案是:一种骨科手术用导向机构,具有准直管和导向管;所述准直管套接在导向管外侧;所述导向管由依次连接的第一直行部、弯曲部和第二直行部组成。 [0004] The purpose of the present invention, the technical solution is: A orthopedic surgical guide having a guide tube and a collimator; the collimator sleeved outside of the tube guide; the guide tube is connected by a first order straight portion, a curved portion and a second straight portion composed.

[0005] 上述技术方案所述导向管的为超弹性态的镍钛合金导向管。 [0005] The technical solutions of the guide tube for the tube superelastic nitinol guide state.

[0006] 上述技术方案所述镍钛合金导向管的奥氏体转变终了温度Af为5_15°C。 [0006] The foregoing technical solution austenitic nitinol guide tube transition end temperature Af is 5_15 ° C.

[0007] 采用上述技术方案后,本发明具有以下积极的效果: [0007] With the above technical solution, the present invention has the following positive effects:

[0008] 本发明结构简单,性能可靠,可使脊柱手术从单侧入路后可对对侧进行处理,降低了手术难度,减少了手术时间,降低了患者痛苦。 [0008] The present invention is simple in structure, reliable, spinal surgery can be performed from one side to the opposite side of the approaches in the treatment, reducing the difficulty of operation, reduced operating time, reducing the suffering of patients.

附图说明 BRIEF DESCRIPTION

[0009] 为了使本发明的内容更容易被清楚地理解,下面根据具体实施例并结合附图,对本发明作进一步详细的说明,其中 [0009] In order to make the present invention more easily to be clearly understood, the following Examples depending on the particular embodiment and the accompanying drawings, the present invention will be further described in detail, wherein

[0010] 图1为本发明的弯曲状态结构示意图; Bending state structure [0010] Figure 1 is a schematic view of the invention;

[0011] 图2为本发明的直形状态结构示意图; [0011] FIG straight state structure 2 is a schematic view of the present disclosure;

[0012] 图3为本发明的实施例1椎体或椎间处理工具弯曲状态示意图; [0012] FIG. 3 a schematic diagram of a processing tool vertebrae or intervertebral embodiment of the present invention, the bent state;

[0013] 图4为本发明的实施例1椎体或椎间处理工具直形状态示意图; Example 1 vertebrae or intervertebral straight state processing tool embodiment [0013] FIG. 4 is a schematic view of the invention;

[0014]图5为本发明的实施例2椎体后凸成形术骨水泥填充管弯曲状态示意图; Kyphosis vertebral Example 2 [0014] FIG. 5 of the present invention showing a state angioplasty bone cement filling tube is bent;

[0015] 附图中标号为:1_准直管、2-导向管、21-直形部、22-弯曲部、23-直形部、3-柔性芯、4-刚性杆、5-凸凹部、6-球钻、7-侧向孔、8-端部孔。 [0015] In the drawings reference numeral: 1_ collimators, 2- guide tube, the straight portions 21, 22 curved portion, 23 straight section, a 3-core flexible, rigid rod 4-, 5- punch portion, bur 6-, 7- lateral holes, 8 holes end.

具体实施方式 Detailed ways

[0016](实施例1) [0016] (Example 1)

[0017] 见图1至图4,本发明具有准直管I和导向管2 ;准直管I套接在导向管2外侧;导向管2由依次连接的第一直行部21、弯曲部22和第二直行部23组成。 [0017] Figure 1 to Figure 4, the present invention has a collimator guide tube 2 and I; the second curved portion of the guide tube by a running gear 21 has been connected sequentially,; I collimator sleeved outer guide tube 2 22 and the second straight portion 23 components.

[0018] 导向管2内设有柔性芯3 ;柔性芯3的右侧端部连接刚性杆4的左端;刚性杆4的右端通过卡接在导向管2右端的凸凹部件5与球钻6相连。 [0018] The guide tube equipped with a flexible core 3 2; the right end portion of the flexible core 3 is connected to the left end of the rigid rod 4; the right end of the rigid bar 4 by snap-in guide tube 2 and the right end of the punch member 5 the ball 6 is connected to the drill . 导向管2为镍钛记忆合金导向管。 The guide tube 2 and guide tube nitinol.

[0019](实施例2) [0019] (Example 2)

[0020] 见图5,本发明具有准直管I和导向管2 ;准直管I套接在导向管2外侧;导向管2由依次连接的第一直行部21、弯曲部22和第二直行部23组成。 [0020] Figure 5, the present invention has a collimator guide tube and I 2; I collimator sleeved outside of the guide tube 2; 2 a second guide tube connected in turn has been running gear 21, the curved portion 22 and the second two straight portions 23 composed.

[0021] 导向管2的弯曲部22和第二直行部23位置具有若干侧向孔7,第二直行部23的右端部开设有端部孔8。 [0021] The guide tube bending portion 23 and second straight portion 222 having a plurality of lateral openings 7, a right end portion of the second straight portion 23 defines an end portion of the hole 8. 导向管2为镍钛记忆合金导向管。 The guide tube 2 and guide tube nitinol.

[0022] 以上所述的具体实施例,对本发明的目的、技术方案和有益效果进行了进一步详细说明,所应理解的是,以上所述仅为本发明的具体实施例而已,并不用于限制本发明,凡在本发明的精神和原则之内,所做的任何修改、等同替换、改进等,均应包含在本发明的保护范围之内。 Specific Example [0022] above, the objectives, technical solutions, and beneficial effects of the present invention will be further described in detail, it should be understood that the above descriptions are merely embodiments of the present invention, but not intended to limit the present invention, within the spirit and principle of the present invention, any modifications, equivalent replacements, improvements, etc., should be included within the scope of the present invention.

Claims (3)

  1. 1.一种骨科手术用导向机构,具有准直管(I)和导向管(2);所述准直管(I)套接在导向管(2)外侧;其特征在于:所述导向管(2)在室温自由状态下由依次连接的第一直行部(21)、弯曲部(22)和第二直行部(23)组成。 An orthopedic surgical guide means has a collimator (I) and the guide tube (2); said collimator (I) the socket (2) outside of the guide tube; wherein: said guide tube (2) a free state at room temperature have been sequentially connected by the first running gear (21), the bent portion (22) and a second straight portion (23) components.
  2. 2.根据权利要求1所述的骨科手术用导向机构,其特征在于:所述导向管(2)的为超弹性态的镍钛合金导向管。 Orthopedic surgery according to claim 1 with said guide means, wherein: said guide tube (2) is oriented superelastic Nitinol tube state.
  3. 3.根据权利要求2所述的骨科手术用导向机构,其特征在于:所述镍钛合金导向管的奥氏体转变终了温度Af为5-15 °C。 Orthopedic surgery according to claim 2, with said guide means, wherein: said guide tube nitinol austenite transformation finish temperature Af is 5-15 ° C.
CN 201510394564 2015-07-07 2015-07-07 Guide mechanism used for orthopedic operation CN104921802A (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040092993A1 (en) * 2002-11-08 2004-05-13 Teitelbaum George P. Transpedicular intervertebral disk access methods and devices
CN1784182A (en) * 2003-05-07 2006-06-07 阿利瓦医药有限公司 Device for treating back pain by re-establishing the exchange of nutrient and waste
US20070118142A1 (en) * 2005-11-18 2007-05-24 Krueger John A Device, system and method for delivering a curable material into bone
CN101394877A (en) * 2006-01-24 2009-03-25 海德鲁西昂公司 Liquid jet surgical instrument having a distal end with a selectively controllable shape
US20130345711A1 (en) * 2009-01-27 2013-12-26 Vishal M. Mehta Arthroscopic tunnel guide for rotator cuff repair
CN204765891U (en) * 2015-07-07 2015-11-18 创辉医疗器械江苏有限公司 Guiding mechanism for bone surgery

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040092993A1 (en) * 2002-11-08 2004-05-13 Teitelbaum George P. Transpedicular intervertebral disk access methods and devices
CN1784182A (en) * 2003-05-07 2006-06-07 阿利瓦医药有限公司 Device for treating back pain by re-establishing the exchange of nutrient and waste
US20070118142A1 (en) * 2005-11-18 2007-05-24 Krueger John A Device, system and method for delivering a curable material into bone
CN101394877A (en) * 2006-01-24 2009-03-25 海德鲁西昂公司 Liquid jet surgical instrument having a distal end with a selectively controllable shape
US20130345711A1 (en) * 2009-01-27 2013-12-26 Vishal M. Mehta Arthroscopic tunnel guide for rotator cuff repair
CN204765891U (en) * 2015-07-07 2015-11-18 创辉医疗器械江苏有限公司 Guiding mechanism for bone surgery

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