201018449 六、發明說明： 【發明所屬之技術領域】 別是指一種可插入至人體脊椎椎體間之小關節岛 特 本發明係有關於/種椎體小關節面介面穩定教薏 joint)間隙中之一片體’可將該椎體小關節面間降 定之椎體小關節面介面穩定裝置。 緊固 (Facet201018449 VI. Description of the invention: [Technical field to which the invention belongs] Do not refer to a small joint island that can be inserted into the human body's spinal vertebral body. The present invention has a gap in the joint of the vertebral facet joint interface. One of the slices' can reduce the vertebral facet joint interface stabilization device between the facet joints of the vertebral body. Fastening (Facet
【先前技術】 以往脊椎病症之治療’若需要將上下相鄰二節 體融合成一體穩定時’傳統作法都是分別打入椎弓$推推 該等椎體中，並以骨釘、連接桿等鎖定結合，以禅釘至 式將上下二脊椎椎體骨骼連結穩定固定。 針方 或是在植入一椎間填充塊至該脊椎椎間盤位 】除部分的椎骨骨骼組織，及以該填充塊接觸刺數下，在 該上下脊椎椎體之骨骼組織細胞，逐漸長入該 ，使 與該填充塊包覆結合成—體，並將該上下脊椎椎體= 定時，建議也在該等椎體後方的小關節 口穩 穩定。 t冉作-個融合 但上述的傳統脊椎椎體融合穩定，以解決 椎問題的手術方式，都是需要以植人複雜、多件式^脊 構體：人的脊椎骨節上，，除:題連 需要大切口、深度的手術，直接切開背部位置，接近 201018449 至脊椎椎體，以便植入該椎弓根釘或椎間填充塊。如此， 這些現行方式，在醫師的手術操作程序及切開面積上，動 作要求及注意事項、風險等均增加許多，但對病人解決脊 椎病痛問題的效益，卻沒相對提升，因此複雜的程序戋組 件等，有其檢討改進的必要。 【發明内容】 因此如何在需要將相鄰二脊椎椎_合穩定，又能g 易、有效或小創口手術的要求下，解決病人脊 ^ 需求的問題，同時具備操作簡單、不複雜 的特性’便有本案椎體小㈣面介面穩定裝置之發 故該等問題的簡單解決方法’是以一種可植 脊椎-椎體小關節面（FaeetjGint)間隙中的片體入至人f 有-或多個凸起’可將該諸於該_中卡緊衫側= 片體再將該間隙填滿頂緊固定，最終使得該 體，因其小關節面藉由該片體而可融合穩定成:鄰脊椎利 決脊椎不穩定問題之椎體小關節面介面穩定裝:體’[Prior Art] In the past, the treatment of spinal disorders, if it is necessary to fuse the upper and lower adjacent corpuscles into one body, the traditional method is to push the vertebral arch respectively to push the vertebral bodies, and use the nails and connecting rods. When the lock is combined, the upper and lower vertebral vertebral bones are stably fixed by the zen nail. The needle or the implanted intervertebral filling block to the intervertebral disc of the vertebrae, except for part of the vertebral bone tissue, and the skeletal tissue cells in the upper and lower vertebrae gradually grow into the vertebral bone tissue It is combined with the filling block to form a body, and the upper and lower vertebrae are timed, and it is suggested that the small joints behind the vertebral bodies are stable and stable. t冉作- a fusion but the above-mentioned traditional spinal vertebral body fusion is stable, in order to solve the surgical problem of the vertebra problem, it is necessary to implant a complex, multi-piece ridge structure: on the human spine joint, except: Even a large incision, deep surgery is required, and the back position is directly cut, approaching 201018449 to the vertebrae for implantation of the pedicle screw or intervertebral pad. As a result, these current methods increase the number of movement requirements, precautions, and risks in the surgical procedures and incision area of the physician, but the benefits of solving the spinal pain problem for the patient are not relatively improved, so the complicated program components are complicated. Etc., there is a need for its review improvement. [Summary of the Invention] Therefore, how to solve the problem of the patient's ridge requirement, while having the characteristics of simple operation and uncomplicated characteristics, is required to stabilize the adjacent two vertebrae vertebral joints, and to be easy, effective or small wound surgery. There is a simple solution to the problem of the small (four) face interface stabilization device of the vertebral body in this case. The slice in the gap of the implantable vertebrae facelet (FaeetjGint) into the person f has - or more The protrusions can be placed in the _ middle clamping shirt side = the sheet body is filled and the gap is filled and fixed, so that the body can be fused and stabilized by the small joint surface by the sheet body: The vertebral facet joint interface of the adjacent spine to determine the instability of the spine is stable: body'
穩定Z本發明之—目的，在提供—種椎體小關節W 本發明之另一目的，在提供一種該裝置為一 植入固定於-椎體小關節面之間隙中，將 位置穩定’並將該等上下椎體，藉 椎椎體間之 關知面間之融合成 201018449 一體，以便穩定解決病人脊椎不穩定問題之椎體小關節面 介面穩定裝置。 本發明之又一目的，在提供一種該片體側面具有多個 凸起、折角等，可增強固定於該小關節面間隙間之椎體小 關節面介面穩定裝置。 本發明之再一目的，在提供一種該片體可區分為中心 參 ❹ 部及側部，並可進行不同結合、融合穩定於該間隙中方式 之椎體小關節面介面穩定裝置。 故本發明之一種椎體小關節面介面穩定裝置； 其特徵在於：該裝置為一片體，二侧面凸出一或多個 凸起，該片體以長邊對應一椎體小關節面之間隙插入，擠 頂該小關節面兩側使其固定，該等凸起則將該片體與關節 間隙抵緊固定。 該椎體小關節面介面穩定裝置，其中該裝置片體上穿 設有多個穿孔。 該椎體小關節面介面穩定裝置，其中該裝置片體為具 有多個折角曲折之非直線片體。 該椎體小關節面介面穩定裝置，其中該裝置片體之兩 端彎折與該片體成一角度。 該椎體小關節面介面穩定裝置，其中該裝置片體兩端 之彎折與該片體相接觸呈τ形延伸。 該椎體小關節面介面穩定裝置，其中該裝置片體具有 201018449 一中心部及二側部，該中心部設有一螺孔，及外表面均凸 出一或多個凸起，該裝置片體擠頂於該小關節面間隙中固 定。 該椎體小關節面介面穩定裝置，其中該裝置片體之中 心部螺孔’可進一步鎖入一跨釘’跨接於該小關節面間隙 兩側之椎體上’將該小關節面與該片體固定。 該椎體小關節面介面穩定裝置，其中該裝置片體之中 ❼ 心部與該等侧部為分離，該中心部插入該小關節面間隙中 之後’該等側部可再插入該中心部兩側之該小關節面間 隙’及與該中心部鎖固。 該椎體小關節面介面穩定裝置，其中該裝置片體之中 心部與該等侧部為以一中心軸相接，該片體植入至該小關 節面間隙中後，該中心部可轴轉，並將該中心部上之凸起 轉出卡合於該間隙兩側之椎體上。 ❹ 【實施方式】 為進一步說明本發明，茲以較佳具體例配合圖式說明 實施方式如下： 圖1及圖2中’本發明一種椎體小關節面介面穩定裝 置10 ’其該種較佳實施例，是為一種近似四方型的片體 11’一端為刀刃狀111以方便插入一上2〇、一下21相鄰椎 體之小關節面22 (Facetjoint)間隙中，另一端則設有一螺 201018449 孔112,可供一植入工具（圖中未示）螺合控制方向使用， 及可螺入一固定螺釘12 (如圖4)。 該片體11之二側面113、114上，凸設有多個尖狀凸 起115，可於該片體1Γ插入至該椎體小關節面22間隙中 時，加強咬合固定。及該片體11上穿設有多個穿孔116， 以便該椎體20、21骨細胞可長入，使該上下椎體20、21 融合成一體，形成一種穩定的結構。 圖3中，該椎體小關節面介面穩定裝置10，另具有多 種實施例。其中一種為該裝置之片體30，為具有多個折角 曲折31之非直線片體30，如此，即可藉由該等折角曲折 31所形成的位置及距離落差，在插入該椎體小關節面22 之間隙中時，增加結合的緊密性。又該非直線之片體30 上，亦可設有該等尖狀凸起115及穿孔116(如圖2所示）， 以便加強固定，及使骨細胞長入，將該等椎體20、21融合。 該椎體小關節面介面穩定裝置10之另一種實施例，其 中該裝置片體40之兩端彎折41與該片體40成具一角度相 接，且該等尖狀凸起形成一連續性的條狀凸起42，又該裝 置片體40兩端之彎折41與該片體40相接觸呈T形延伸等 構型，均可增加插入至該椎體小關節面22之間隙中緊密 性。 圖4中，該椎體小關節面介面穩定裝置10，其中該裝 置片體上11之螺孔112,可藉由該固定螺釘12,進一步鎖 7 201018449 入一跨釘50，該跨釘50於該片體11插入至該椎體小關節 面22之間隙中後，跨接於該上下椎體20、21的關節面間 隙22兩端，將該上下椎體20、21進一步結合固定（如圖 7所示）。 圖5中，該椎體小關節面介面穩定裝置10，其中又一 種實施例為，將該裝置片體60區分為一中心部61，及分 離的左右相連二侧部62，該中心部61相較於該側部62之 • 厚度為厚，可將該關節面間隙22撐頂固定，及將該中心部 61插入至該關節面間隙22中後，該等侧部62可再插入該 中心部61兩側之該關節面間隙22中，及與該中心部61鎖 固，輔助該中心部61固定其插入位置。 圖6中，該椎體小關節面介面穩定裝置10的實施例 中，該裝置片體70之中心部71與該等側部72為以一中心 軸73相轴接，且該中心部71凸設有多個尖狀凸起711， ® 該等側部72亦配合設有凹槽721容置該等凸起711。該片 體70插入至該椎體小關節面之間隙22中後，該中心部71 可相對軸轉，並將該中心部71上之凸起711轉出卡合於該 間隙22兩側之該上下椎體20、21間。 圖7中，該椎體小關節面介面穩定裝置10，其中該裝 置片體11可為兩兩成對使用（相同實施例或不同實施 例），插入於該上下椎體20、21左右兩側之關節面間隙22 中，以便該椎體20、21兩侧同時融合穩定。但亦可於該等 201018449 椎體20、21之單一側間隙22中植入使用，該等椎體20、 21之另一側可為植入傳統之椎弓根釘使其固定（圖中未 示）。或亦可於該等椎體20、21之棘突201、211間，植入 一棘突撐開穩定裝置80，配合該椎體小關節面介面穩定裝 置10，將該等上下椎體20、21融合穩定。 【圖式簡單說明】 圖1為本發明一椎體小關節面介面穩定裝置之較佳具 ® 體例示意圖。（圖1為代表圖） 圖2為該椎體小關節面介面穩定裝置插入於一上、一 下椎體關節面間隙中位置示意圖。 圖3為該椎體小關節面介面穩定裝置之另二種較佳具 體例示意圖。 圖4為該椎體小關節面介面穩定裝置結合一跨釘之另 一種較佳具體例示意圖。 圖5為該椎體小關節面介面穩定裝置之一中心部與左 右側部分離具體例示意圖。 圖6為該椎體小關節面介面穩定裝置之中心部與侧部 可相對軸轉具體例示意圖。 圖7為該椎體小關節面介面穩定裝置結合一棘突撐開 穩定裝置裝設於該等椎體上之具體例示意圖。 【主要元件符號說明】 201018449Stabilizing Z. The object of the present invention is to provide a vertebral facet joint W. Another object of the present invention is to provide a device for stabilizing the position of an implant in a gap of the facet joint of the vertebral body. The upper and lower vertebral bodies are integrated into 201018449 by the inter- vertebral body between the vertebral bodies to stabilize the vertebral facet joint interface stabilization device for the patient's spinal instability problem. Still another object of the present invention is to provide a vertebral facet joint interface stabilization device which is provided with a plurality of protrusions, chamfers and the like on the side of the sheet body to be secured between the facet joints. Still another object of the present invention is to provide a vertebral facet joint interface stabilization device in which the sheet body can be divided into a central portion and a side portion, and different combinations and fusions can be performed in the gap. Therefore, the vertebral facet joint interface stabilization device of the present invention is characterized in that: the device is a piece of body, and one or more protrusions are protruded on two sides, and the body has a long side corresponding to a gap of a facet joint surface of the vertebral body Inserting and squeezing the sides of the facet joint to fix it, and the protrusions fix the sheet body to the joint gap. The vertebral facet joint interface stabilization device, wherein the device body is provided with a plurality of perforations. The vertebral facet joint interface stabilization device, wherein the device body is a non-linear sheet body having a plurality of corners and turns. The vertebral facet joint interface stabilization device, wherein the two ends of the device sheet are bent at an angle to the sheet. The vertebral facet joint interface stabilization device, wherein the bending of the two ends of the device body and the sheet body are in a z-shaped extension. The vertebral facet joint interface stabilization device, wherein the device body has a central portion and two side portions of the 201018449, the central portion is provided with a screw hole, and the outer surface is convex with one or more protrusions, the device body The squeezing is fixed in the gap of the facet joint. The vertebral facet joint interface stabilization device, wherein the screw hole ' at the center of the device body can be further locked into a straddle pin straddles the vertebral body on both sides of the facet joint space' The sheet is fixed. The vertebral facet joint interface stabilization device, wherein the iliac crest portion of the device body is separated from the side portions, and the central portion is inserted into the facet joint surface gap, and the side portions can be reinserted into the center portion The facet joint gap on both sides is 'locked with the center portion. The vertebral facet joint interface stabilization device, wherein a central portion of the device body and the side portions are connected by a central axis, and after the plate body is implanted into the facet joint space, the central portion is axially Turn and turn the protrusion on the center part out of the vertebral body on both sides of the gap. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS In order to further illustrate the present invention, the preferred embodiment is described with reference to the drawings as follows: FIG. 1 and FIG. 2 'a vertebral facet joint interface stabilization device 10' of the present invention is preferred. The embodiment is an approximately quadrilateral piece 11' having a blade shape 111 at one end for convenient insertion into a facet joint 22 of a top 2, 21 adjacent vertebral body, and a snail at the other end. 201018449 Hole 112, which can be used for screwing control direction of an implant tool (not shown), and can be screwed into a set screw 12 (Fig. 4). A plurality of pointed protrusions 115 are convexly formed on the two side faces 113 and 114 of the sheet body 11, and the occlusal fixation can be enhanced when the sheet body 1Γ is inserted into the gap of the vertebral facet joint surface 22. A plurality of perforations 116 are formed in the body 11, so that the vertebral bodies 20, 21 can grow into the vertebral bodies 20, 21, and the upper and lower vertebral bodies 20, 21 are integrated to form a stable structure. In Fig. 3, the vertebral facet joint interface stabilization device 10 has various embodiments. The sheet body 30 of the device is a non-linear sheet body 30 having a plurality of angled corners 31. Thus, the position and distance drop formed by the angled corners 31 can be inserted into the vertebral body joint. When the gap is in the face 22, the tightness of the bond is increased. Further, the non-linear sheet body 30 may be provided with the pointed protrusions 115 and the through holes 116 (as shown in FIG. 2) for reinforcing the fixation and allowing the bone cells to grow in, and the vertebral bodies 20 and 21 Fusion. Another embodiment of the vertebral facet joint interface stabilization device 10, wherein the two ends of the device body 40 are bent at an angle with the body 40, and the pointed protrusions form a continuous The strip-shaped protrusions 42 and the bends 41 at both ends of the device body 40 are in a T-shaped extension and the like, and can be inserted into the gap of the facet joint surface 22 of the vertebral body. Closeness. In Fig. 4, the vertebral facet joint interface stabilization device 10, wherein the screw hole 112 of the device body 11 can be further locked 7 201018449 into a spanning nail 50 by the fixing screw 12, the spanning nail 50 After the sheet body 11 is inserted into the gap of the facet joint surface 22 of the vertebral body, it is bridged at both ends of the articular surface gap 22 of the upper and lower vertebral bodies 20 and 21, and the upper and lower vertebral bodies 20 and 21 are further combined and fixed (as shown in the figure). 7)). In Fig. 5, the vertebral facet joint interface stabilization device 10, in another embodiment, divides the device body 60 into a central portion 61, and a separate left and right connected two side portions 62, the central portion 61 phase The thickness of the side portion 62 is thicker, the joint surface gap 22 can be supported by the top portion, and after the central portion 61 is inserted into the joint surface gap 22, the side portions 62 can be reinserted into the center portion. The joint surface gap 22 on both sides of the 61 is locked with the center portion 61, and the center portion 61 is assisted to fix the insertion position. In the embodiment of the vertebral facet joint interface stabilization device 10, the central portion 71 of the device body 70 and the side portions 72 are axially coupled to a central axis 73, and the central portion 71 is convex. A plurality of pointed protrusions 711 are provided, and the side portions 72 are also provided with grooves 721 for receiving the protrusions 711. After the piece 70 is inserted into the gap 22 of the facet joint surface of the vertebral body, the central portion 71 can be rotated relative to the axis, and the protrusion 711 on the central portion 71 can be rotated out of the two sides of the gap 22. The upper and lower vertebral bodies are between 20 and 21. In Fig. 7, the vertebral facet joint interface stabilization device 10, wherein the device body 11 can be used in pairs (the same embodiment or different embodiments), inserted on the left and right sides of the upper and lower vertebral bodies 20, 21 In the articular surface gap 22, the fusion of both sides of the vertebral bodies 20, 21 is stable at the same time. However, it can also be implanted in the single side gap 22 of the 201018449 vertebral bodies 20, 21, and the other side of the vertebral bodies 20, 21 can be fixed by implanting a conventional pedicle screw (not shown) Show). Or a spinous process opening stabilization device 80 may be implanted between the spinous processes 201, 211 of the vertebral bodies 20, 21, and the vertebral facet joint interface stabilization device 10 is coupled to the upper and lower vertebral bodies 20, 21 fusion is stable. BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a schematic view showing a preferred embodiment of a vertebral facet joint interface stabilization device of the present invention. (Fig. 1 is a representative diagram) Fig. 2 is a schematic view showing the position of the vertebral facet joint interface stabilization device inserted in the upper and lower vertebral articular surface gaps. Fig. 3 is a schematic view showing two other preferred embodiments of the vertebral facet joint interface stabilization device. Fig. 4 is a schematic view showing another preferred embodiment of the vertebral facet joint interface stabilization device combined with a spanning nail. Fig. 5 is a view showing a specific example of separation of a central portion and a left right portion of the vertebral facet joint interface stabilization device. Fig. 6 is a schematic view showing a specific example of a central portion and a side portion of the vertebral facet joint interface stabilization device. Fig. 7 is a schematic view showing a specific example of the vertebral facet joint interface stabilization device combined with a spinous process expansion device mounted on the vertebral bodies. [Main component symbol description] 201018449
10 椎體小關節面介面穩定裝置 11 片體 12 固定螺釘 111 刀刃狀邊 112 螺孔 113 側面 114 側面 115 凸起 116 穿孔 20 椎體 21 椎體 22 小關節面間隙 201 棘突 211 棘突 30 片體 31 折角曲折 40 片體 41 兩端彎折 42 條狀凸起 50 跨釘 60 片體 61 中心部 62 側部 70 片體 71 中心部 72 侧部 73 中心轴 711 凸起 721 凹槽 80 棘突撐開穩定裝置10 Vertebral facet joint interface stabilization device 11 Sheet 12 Fixing screw 111 Blade edge 112 Screw hole 113 Side 114 Side 115 Raised 116 Perforation 20 Vertebral body 21 Vertebral body 22 Facet joint gap 201 Spinous process 211 Spinous process 30 pieces Body 31 Angled zigzag 40 Sheet 41 Both ends bent 42 Stripped projection 50 Span 60 Body 61 Center 62 Side 70 Sheet 71 Center 72 Side 73 Center shaft 711 Projection 721 Groove 80 Spinous process Stabilizing device