請求項１の発明は、背骨Ｓ側に固定された縦の所定長さを有する背骨用支持部材５と、背骨用支持部材５の上下中間所定位置に取付可能な背骨側固定部材２と、背骨側固定部材２に対して横方向に移動自在の肋骨側固定部材１とを横向きＴ型形状に配置し、背骨側固定部材２に対して背骨Ｓと交差する方向の所定位置にて肋骨側固定部材１を固定しうる構成とし、肋骨側固定部材１には、一部の肋骨Ｒの上下何れか一方側に当接する把持部および肋骨Ｒの上下何れか他方側に当接する把持部とを備え、上下一対の把持部のうち少なくとも一方の把持部は肋骨側固定部材１に対して上下位置調節自在に設けた医療器具としたものである。
請求項２の発明は、肋骨側固定部材１の部位には、背骨側固定部材２に設けた横方向に長い挿入部３６を移動自在に挿入しうる横方向に長い挿入孔３５と、挿入部３６を固定する固定螺子３７とを設け、固定螺子３７により背骨側固定部材２に対して所定位置にて肋骨側固定部材１を固定しうる構成とした医療器具としたものである。
請求項３の発明は、肋骨側固定部材１には、肋骨側固定部材１を挟んで上下にそれぞれ突き出でるように固定側把持部７と移動側把持部８とを設けた医療器具としたものである。
請求項４の発明は、肋骨側固定部材１に設けた固定側把持部７と移動側把持部８とは、その先端の当接部を肋骨Ｒの断面形状に合わせた円弧形状に形成した医療器具としたものである。
請求項５の発明は、背骨側固定部材２と反対側の肋骨側固定部材１には、移動側把持部８の軸棒部１４が嵌合する溝部２０と、該溝部２０に嵌合させた移動側把持部８の軸棒部１４を固定する把持部固定用螺子１１が螺合される肋骨側雌螺子孔１０とを備えて構成した医療器具としたものである。
請求項６の発明は、固定側把持部７と移動側把持部８とは、固定側把持部７と移動側把持部８の何れか一方が肋骨側固定部材１の上方側に、固定側把持部７と移動側把持部８の何れか他方が肋骨側固定部材１の下方側にそれぞれ突出するように設けた医療器具としたものである。
請求項７の発明は、肋骨Ｒの上下両側に係合した状態の固定側把持部７の当接部１７の先端と移動側把持部８の当接部１５の先端との間には空間を有する構成とした医療器具としたものである。
請求項８の発明は、背骨側固定部材２は背骨Ｓ側にネジ３により直接固定される構成とし、背骨側固定部材２にはネジ３が螺合する背骨側雌螺子孔２５を設けた医療器具としたものである。
請求項９の発明は、背骨側固定部材２に螺合するネジ３は背骨側固定部材２または背骨用支持部材５に対して屈曲あるいは回転自在に構成した医療器具としたものである。
請求項１０の発明は、固定側把持部７と移動側把持部８は基部の直線状の軸棒部と、先端の円弧状の当接部を有して形成し、当接部の一部は軸棒部と同径あるいは軸棒部の径よりも幅広形状に形成した医療器具としたものである。
請求項１１の発明は、固定側把持部７の当接部は、肋骨側固定部材１の長さ方向に対して先端に至るに従い傾斜させ、当接部の肋骨側固定部材１に対する傾斜角度を肋骨側固定部材１の長さ方向の一方側から他方側に向けて相違するものを複数種類用意し、選択的に肋骨側固定部材１に取付ける構成とした医療器具としたものである。
請求項１２の発明は、背骨用支持部材５は、直径の相違する複数種類のものを用意し、この直径の相違する背骨用支持部材５に対応するように背骨固定部４０の溝部４２の大きさを相違させた背骨側固定部材２を複数種類用意し、この背骨側固定部材２に肋骨側固定部材１を適宜選択的に組み合わせて取付可能に構成した医療器具としたものである。
請求項１３の発明は、固定側把持部７と移動側把持部８とは、互いに形状の相違するものを複数種類用意し、選択的に肋骨側固定部材１に取付ける構成とした医療器具としたものである。
請求項１４の発明は、背骨用支持部材５は背骨Ｓの左右何れか一方側または両側に設け、肋骨側固定部材１と背骨側固定部材２により構成した固定具Ｋを、背骨用支持部材５に一つまたは複数上下に並設して構成した医療器具としたものである。
請求項１５の発明は、背骨用支持部材５は背骨の左右両側に設け、各背骨用支持部材５には固定具Ｋを上下に複数並設し、左右の固定具Ｋは同じ高さ位置または上下にずらして設けた医療器具としたものである。
請求項１６の発明は、背骨用支持部材５は背骨Ｓの両側に平行状態に少なくとも左右一対設け、左右の背骨用支持部材５は固定具Ｋ’の背骨固定部４０を介して互いに連結する構成とし、左右の背骨用支持部材５の何れか一方または両方には背骨用支持部材５の対向方向に対し外向きに固定具Ｋの背骨側固定部材２を固定状態に取付けた医療器具としたものである。
The invention of claim 1 is a spine support member 5 having a predetermined vertical length fixed to the spine S side, a spine side fixing member 2 that can be attached to an upper and lower intermediate predetermined position of the spine support member 5, and a spine. the rib-side fixing member 1 of the movable arranged sideways T-shaped in a direction transverse to the side fixing member 2, the rib side at the direction of the predetermined position intersecting the spine S with respect to the back bone side fixing member 2 The fixing member 1 is configured to be able to be fixed, and the rib-side fixing member 1 includes a grip portion that abuts on either the upper or lower side of a part of the rib R and a grip portion that abuts on either the upper or lower side of the rib R. At least one of the pair of upper and lower grip portions is a medical device that is provided so as to be vertically adjustable with respect to the rib-side fixing member 1.
The invention of claim 2 has a laterally long insertion hole 35 in which a laterally long insertion portion 36 provided in the spine side fixing member 2 can be movably inserted into the rib side fixing member 1, and an insertion portion. A medical device is provided with a fixing screw 37 for fixing the 36, and the rib side fixing member 1 can be fixed at a predetermined position to the spine side fixing member 2 by the fixing screw 37.
The invention of claim 3 is a medical device in which the rib-side fixing member 1 is provided with a fixing-side gripping portion 7 and a moving-side gripping portion 8 so as to project up and down with the rib-side fixing member 1 sandwiched therein. Is.
The invention of claim 4 is a medical treatment in which the fixed-side gripping portion 7 and the moving-side gripping portion 8 provided on the rib-side fixing member 1 have an arc-shaped contact portion at the tip thereof that matches the cross-sectional shape of the rib R. It is an instrument.
According to the fifth aspect of the present invention, the rib-side fixing member 1 on the opposite side of the spine-side fixing member 2 is fitted with a groove 20 into which the shaft rod portion 14 of the moving-side gripping portion 8 is fitted, and the groove portion 20. The medical instrument is provided with a rib-side female screw hole 10 into which a grip portion fixing screw 11 for fixing the shaft rod portion 14 of the moving side grip portion 8 is screwed.
According to the invention of claim 6, the fixed-side gripping portion 7 and the moving-side gripping portion 8 have one of the fixed-side gripping portion 7 and the moving-side gripping portion 8 on the upper side of the rib-side fixing member 1 and the fixed-side gripping portion 1. It is a medical device provided so that either one of the portion 7 and the moving side grip portion 8 projects downward from the rib side fixing member 1.
According to the invention of claim 7, a space is provided between the tip of the contact portion 17 of the fixed side grip portion 7 and the tip of the contact portion 15 of the moving side grip portion 8 in a state of being engaged with the upper and lower sides of the rib R. It is a medical device that has a structure to have.
According to the invention of claim 8, the spine side fixing member 2 is directly fixed to the spine S side by a screw 3, and the spine side fixing member 2 is provided with a spine side female screw hole 25 into which the screw 3 is screwed. It is an instrument.
The invention of claim 9 is a medical device in which the screw 3 screwed into the spine-side fixing member 2 is flexibly or rotatably configured with respect to the spine-side fixing member 2 or the spine-supporting member 5.
According to the invention of claim 10, the fixed side grip portion 7 and the moving side grip portion 8 are formed to have a linear shaft rod portion at the base and an arc-shaped contact portion at the tip, and are a part of the contact portion. Is a medical device formed in a shape having the same diameter as the shaft rod portion or wider than the diameter of the shaft rod portion.
In the invention of claim 11, the abutting portion of the fixing side grip portion 7 is inclined toward the tip in the length direction of the rib side fixing member 1, and the inclination angle of the abutting portion with respect to the rib side fixing member 1 is set. A plurality of types of rib-side fixing members 1 that differ from one side to the other in the length direction are prepared, and the medical instruments are configured to be selectively attached to the rib-side fixing member 1.
According to the invention of claim 12, a plurality of types of spine support members 5 having different diameters are prepared, and the size of the groove 42 of the spine fixation portion 40 is large so as to correspond to the spine support members 5 having different diameters. A plurality of types of spine-side fixing members 2 having different diameters are prepared, and the rib-side fixing member 1 is appropriately selectively combined with the spine-side fixing member 2 to form a medical device that can be attached.
The invention of claim 13 is a medical device in which a plurality of types of fixed-side gripping portions 7 and moving-side gripping portions 8 having different shapes are prepared and selectively attached to the rib-side fixing member 1. It is a thing.
According to the invention of claim 14, the spine support member 5 is provided on either one of the left and right sides or both sides of the spine S, and the fixture K composed of the rib side fixing member 1 and the spine side fixing member 2 is provided with the spine support member 5. It is a medical device that is configured by arranging one or more of them side by side.
In the invention of claim 15, the spine support members 5 are provided on both the left and right sides of the spine, and a plurality of fixtures K are arranged vertically on each spine support member 5, and the left and right fixtures K are at the same height position or. It is a medical device that is installed by shifting it up and down.
The invention of claim 16 has a configuration in which at least a pair of left and right spine support members 5 are provided parallel to both sides of the spine S, and the left and right spine support members 5 are connected to each other via a spine fixing portion 40 of a fixture K'. A medical device in which the spine-side fixing member 2 of the fixture K is attached to one or both of the left and right spine-supporting members 5 in a fixed state outward with respect to the direction opposite to the spine-supporting member 5. Is.
請求項１の発明では、背骨Ｓ側に固定可能な背骨側固定部材２と、肋骨Ｒ側に固定される肋骨側固定部材１とを横向きＴ型形状に配置して構成しているので、肋骨Ｒと背骨Ｓとの二カ所にて、背骨Ｓを支持することができ、背骨Ｓに掛かる荷重負担を分散させることができ、背骨Ｓの変形や弯曲矯正を効果的に行うことができ、さらに、横向きＴ型形状に配置した肋骨側固定部材１により背骨Ｓから横方向に離れた肋骨Ｒを支持できるので、一層、左右方向の広い部分に背骨Ｓに掛かる荷重負担を分散させることができ、しかも、背骨側固定部材２と肋骨側固定部材１との支持姿勢を横向きＴ型形状にするので、強固に安定して支持でき、特に、前屈姿勢の矯正の効果を向上させることができる。
請求項２の発明は、肋骨側固定部材１の部位には、背骨側固定部材２に設けた横方向に長い挿入部３６を移動自在に挿入しうる横方向に長い挿入孔３５と、挿入部３６を固定する固定螺子３７とを設け、固定螺子３７により背骨側固定部材２に対して所定位置にて肋骨側固定部材１を固定しうる構成としたので、肋骨Ｒと背骨Ｓとの二カ所にて、背骨Ｓを支持することができ、背骨Ｓに掛かる荷重負担を分散させることができ、肋骨側固定部材１により背骨Ｓから横方向に離れた肋骨Ｒを支持できるので、一層、左右方向の広い部分に背骨Ｓに掛かる荷重負担を分散させることができる。
請求項３の発明では、肋骨側固定部材１には、肋骨側固定部材１を挟んで上下にそれぞれ突き出でるように固定側把持部７と移動側把持部８とを設けているので、肋骨Ｒを上下両側の２点のみで支持することができ、しかも、肋骨側固定部材１の本体が肋骨Ｒの裏側に位置して支持することができ、肋骨Ｒの支持強度を向上させられ、これにより、背骨Ｓの支持全般を強固にでき、さらに、外科手術自体を容易にすると共に、外科手術の侵襲性を低下させることができ、患者の負担を軽減することができる。
請求項４の発明では、肋骨側固定部材１に設けた固定側把持部７と移動側把持部８とは、その先端の当接部を肋骨Ｒの断面形状に合わせた円弧形状に形成しているので、肋骨Ｒの形状に合わせて肋骨Ｒを固定支持することができ、肋骨Ｒの支持強度を向上させられ、これにより、背骨Ｓの支持全般を強固にできる。
請求項５の発明では、背骨側固定部材２と反対側の肋骨側固定部材１には、移動側把持部８の軸棒部１４が嵌合する溝部２０と、該溝部２０に嵌合させた移動側把持部８の軸棒部１４を固定する把持部固定用螺子１１が螺合される肋骨側雌螺子孔１０とを備えて構成しているので、移動側把持部８の位置合わせおよび固定が容易にでき、肋骨Ｒの支持強度を向上させられ、これにより、背骨Ｓの支持全般を強固にでき、さらに、外科手術自体を容易にすると共に、外科手術の侵襲性を低下させることができ、患者の負担を軽減することができる。
請求項６の発明では、固定側把持部７と移動側把持部８とは、固定側把持部７と移動側把持部８の何れか一方が肋骨側固定部材１の上方側に、固定側把持部７と移動側把持部８の何れか他方が肋骨側固定部材１の下方側にそれぞれ突出するように設けたているので、肋骨Ｒを上下両側の２点のみで支持することができ、しかも、肋骨側固定部材１の本体が肋骨Ｒの裏側に位置して支持することができ、肋骨Ｒの支持強度を向上させられ、これにより、背骨Ｓの支持全般を強固にでき、さらに、外科手術自体を容易にすると共に、外科手術の侵襲性を低下させることができ、患者の負担を軽減することができる。
請求項７の発明では、肋骨Ｒの上下両側に係合した状態の固定側把持部７の当接部１７の先端と移動側把持部８の当接部１５の先端との間には空間を有する構成としているので、肋骨Ｒを上下両側の２点のみで支持することができ、外科手術自体を容易にすると共に、外科手術の侵襲性を低下させることができ、患者の負担を軽減することができる。
請求項８の発明では、背骨側固定部材２は背骨Ｓ側にネジ３により直接固定される構成とし、背骨側固定部材２にはネジ３が螺合する背骨側雌螺子孔２５を設けているので、背骨側固定部材２を、ネジ３による背骨Ｓ側への直接固定と、背骨用支持部材５への固定とを選択して行うことができ、しかも、背骨側固定部材２の背骨Ｓ側への固定を容易に行うことができる。
請求項９の発明では、背骨側固定部材２に螺合するネジ３は背骨側固定部材２または背骨用支持部材５に対して屈曲あるいは回転自在に構成しているので、背骨側固定部材２または背骨用支持部材５への固定を容易に行うことができる。
請求項１０の発明では、固定側把持部７と移動側把持部８は基部の直線状の軸棒部と、先端の円弧状の当接部を有して形成し、当接部の一部は軸棒部の径と同径あるいは幅広形状に形成しているので、どの部分の肋骨Ｒであっても固定支持できて、肋骨Ｒの支持強度を向上させられ、これにより、背骨Ｓの支持全般を強固にできる。
請求項１１の発明では、固定側把持部７の当接部は、肋骨側固定部材１の長さ方向に対して先端に至るに従い傾斜させ、当接部の肋骨側固定部材１に対する傾斜角度を肋骨側固定部材１の長さ方向の一方側から他方側に向けて相違するもの複数種類用意し、選択的に肋骨側固定部材１に取付ける構成としているので、どの部分の肋骨Ｒであっても固定支持できて、肋骨Ｒの支持強度を向上させられ、これにより、背骨Ｓの支持全般を強固にできる。
請求項１２の発明では、前記背骨用支持部材５は、直径の相違する複数種類のものを用意し、この直径の相違する背骨用支持部材５に対応するように背骨固定部４０の溝部４２の大きさを相違させた背骨側固定部材２を複数種類用意し、この背骨側固定部材２に肋骨側固定部材１を適宜選択的に組み合わせて取付可能に構成しているので、種々の直径の相違する背骨用支持部材５に肋骨側固定部材１の取付が可能となって、汎用性を向上させることができる。
請求項１３の発明では、前記固定側把持部７と移動側把持部８との形状の相違するものを複数種類用意し、選択的に肋骨側固定部材１に取付ける構成としているので、汎用性を向上させることができる。
請求項１４の発明では、背骨用支持部材５は、背骨Ｓの左右何れか一方側または両側に設け、前記肋骨側固定部材１と背骨側固定部材２により構成した固定具Ｋを、背骨用支持部材５に一つまたは複数上下に並設して構成しているので、
種々の背骨Ｓの椎体および肋骨Ｒの状態に適合させて本発明の医療器具を装着でき、汎用性を向上させることができる。
請求項１５の発明では、背骨用支持部材５は背骨Ｓの左右両側に設け、各背骨用支持部材５には前記固定具Ｋを上下に複数並設し、左右の固定具Ｋは同じ高さ位置または上下にずらして設けているので、種々の背骨および肋骨の状態であっても、選択して本発明の医療器具を取り付けることができ、汎用性を向上させることができる。
請求項１６の発明では、背骨用支持部材５は背骨Ｓの両側に平行状態に少なくとも左右一対設け、左右の背骨用支持部材５は固定具Ｋ’の背骨固定部４０を介して互いに連結する構成とし、左右の背骨用支持部材５の何れか一方または両方には背骨用支持部材５の対向方向に対し外向きに固定具Ｋの背骨側固定部材２を固定状態に取付けているので、種々の背骨Ｓの椎体および肋骨Ｒの状態に適合させて本発明の医療器具を装着でき、汎用性を向上させることができる。
In the invention of claim 1, since the spine side fixing member 2 that can be fixed to the spine S side and the rib side fixing member 1 that is fixed to the rib R side are arranged in a lateral T shape, the ribs are configured. The spine S can be supported at two locations, R and the spine S, the load load on the spine S can be distributed, the spine S can be effectively deformed and the curvature corrected, and further. Since the rib R fixed laterally arranged in a lateral T shape can support the rib R laterally separated from the spine S, the load load applied to the spine S can be further distributed to a wide portion in the left-right direction. Moreover, since the support posture of the spine side fixing member 2 and the rib side fixing member 1 is formed into a lateral T-shape, the support can be firmly and stably supported, and in particular, the effect of correcting the forward bending posture can be improved.
The invention of claim 2 is a laterally long insertion hole 35 in which a laterally long insertion portion 36 provided in the spine side fixing member 2 can be movably inserted into the rib side fixing member 1, and an insertion portion. A fixing screw 37 for fixing the 36 is provided, and the rib-side fixing member 1 can be fixed to the spine-side fixing member 2 at a predetermined position by the fixing screw 37. Since the spine S can be supported, the load load applied to the spine S can be dispersed, and the rib R laterally separated from the spine S can be supported by the rib-side fixing member 1, the ribs R can be further supported in the left-right direction. The load load on the spine S can be distributed over a wide area of the spine S.
In the invention of claim 3 , the rib-side fixing member 1 is provided with the fixing-side gripping portion 7 and the moving-side gripping portion 8 so as to project vertically with the rib-side fixing member 1 sandwiched therein. Can be supported only at two points on both the upper and lower sides, and the main body of the rib side fixing member 1 can be supported by being located on the back side of the rib R, thereby improving the supporting strength of the rib R. , The overall support of the rib S can be strengthened, the surgical operation itself can be facilitated, the invasiveness of the surgical operation can be reduced, and the burden on the patient can be reduced.
In the invention of claim 4, the fixed-side gripping portion 7 and the moving-side gripping portion 8 provided on the rib-side fixing member 1 are formed with an arc-shaped contact portion at the tip thereof in accordance with the cross-sectional shape of the rib R. Therefore, the rib R can be fixedly supported according to the shape of the rib R, and the supporting strength of the rib R can be improved, whereby the overall support of the spine S can be strengthened.
In the invention of claim 5 , the rib-side fixing member 1 on the opposite side of the spine-side fixing member 2 is fitted with a groove 20 into which the shaft rod portion 14 of the moving-side gripping portion 8 is fitted, and the groove portion 20. Since the rib-side female screw hole 10 into which the grip-side fixing screw 11 for fixing the shaft rod portion 14 of the moving-side gripping portion 8 is screwed is provided, the moving-side gripping portion 8 is aligned and fixed. The support strength of the rib R can be improved, which can strengthen the support of the spine S in general, facilitate the surgery itself, and reduce the invasiveness of the surgery. , The burden on the patient can be reduced.
In the invention of claim 6 , the fixed-side gripping portion 7 and the moving-side gripping portion 8 have one of the fixed-side gripping portion 7 and the moving-side gripping portion 8 on the upper side of the rib-side fixing member 1 and the fixed-side gripping portion 1. Since either one of the portion 7 and the moving side grip portion 8 is provided so as to project downward from the rib side fixing member 1, the rib R can be supported only at two points on both the upper and lower sides. , The main body of the rib-side fixing member 1 can be positioned and supported on the back side of the rib R, and the supporting strength of the rib R can be improved, whereby the overall support of the spine S can be strengthened, and further, surgical operation can be performed. In addition to facilitating itself, the invasiveness of surgery can be reduced, and the burden on the patient can be reduced.
In the invention of claim 7, a space is provided between the tip of the contact portion 17 of the fixed side grip portion 7 and the tip of the contact portion 15 of the moving side grip portion 8 in a state of being engaged with the upper and lower sides of the rib R. Since it has a structure, the rib R can be supported only at two points on both the upper and lower sides, facilitating the surgery itself, reducing the invasiveness of the surgery, and reducing the burden on the patient. Can be done.
In the invention of claim 8 , the spine side fixing member 2 is configured to be directly fixed to the spine S side by a screw 3, and the spine side fixing member 2 is provided with a spine side female screw hole 25 into which the screw 3 is screwed. Therefore, the spine side fixing member 2 can be directly fixed to the spine S side by the screw 3 or fixed to the spine support member 5, and moreover, the spine side fixing member 2 can be fixed to the spine S side. Can be easily fixed to.
In the invention of claim 9 , since the screw 3 screwed into the spine side fixing member 2 is configured to be flexed or rotatable with respect to the spine side fixing member 2 or the spine support member 5, the spine side fixing member 2 or It can be easily fixed to the spine support member 5.
In the invention of claim 10, the fixed side grip portion 7 and the moving side grip portion 8 are formed to have a linear shaft rod portion at the base and an arc-shaped contact portion at the tip, and are a part of the contact portion. Is formed to have the same diameter as the diameter of the shaft rod or a wide shape, so that any part of the rib R can be fixedly supported and the support strength of the rib R can be improved, thereby supporting the spine S. You can strengthen the whole.
In the invention of claim 11, the abutting portion of the fixing side grip portion 7 is inclined toward the tip in the length direction of the rib side fixing member 1, and the inclination angle of the abutting portion with respect to the rib side fixing member 1 is set. Since a plurality of types of rib-side fixing members 1 that differ from one side to the other in the length direction are prepared and selectively attached to the rib-side fixing member 1, no matter which part of the rib R is used. It can be fixedly supported and the supporting strength of the rib R can be improved, whereby the overall support of the spine S can be strengthened.
In the invention of claim 12, a plurality of types of spine support members 5 having different diameters are prepared, and the groove portion 42 of the spine fixation portion 40 is provided so as to correspond to the spine support members 5 having different diameters. A plurality of types of spine-side fixing members 2 having different sizes are prepared, and the rib-side fixing member 1 is appropriately selectively combined with the spine-side fixing member 2 so that they can be attached. The rib-side fixing member 1 can be attached to the spine support member 5, and the versatility can be improved.
In the invention of claim 13, a plurality of types having different shapes of the fixed side grip portion 7 and the moving side grip portion 8 are prepared and selectively attached to the rib side fixing member 1, so that the versatility is improved. Can be improved.
In the invention of claim 14, the spine support member 5 is provided on either one of the left and right sides or both sides of the spine S, and the fixture K composed of the rib side fixing member 1 and the spine side fixing member 2 is supported for the spine. Since one or more of the members 5 are arranged side by side in the upper and lower parts,
The medical device of the present invention can be attached by adapting to the state of the vertebral body and the rib R of various spines S, and the versatility can be improved.
In the invention of claim 15, the spine support members 5 are provided on both the left and right sides of the spine S, and a plurality of the fixtures K are arranged vertically on each spine support member 5, and the left and right fixtures K have the same height. Since it is provided at a position or shifted up and down, the medical device of the present invention can be selectively attached even in various spine and rib conditions, and versatility can be improved.
In the invention of claim 16, at least a pair of left and right spine support members 5 are provided parallel to both sides of the spine S, and the left and right spine support members 5 are connected to each other via a spine fixing portion 40 of a fixture K'. Since the spine side fixing member 2 of the fixture K is attached to either or both of the left and right spine support members 5 in a fixed state outward with respect to the direction opposite to the spine support member 5. The medical device of the present invention can be attached according to the condition of the vertebral body of the spine S and the rib R, and the versatility can be improved.