JPH09149906A - Tool for curing bone disease - Google Patents

Tool for curing bone disease

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Publication number
JPH09149906A
JPH09149906A JP7336191A JP33619195A JPH09149906A JP H09149906 A JPH09149906 A JP H09149906A JP 7336191 A JP7336191 A JP 7336191A JP 33619195 A JP33619195 A JP 33619195A JP H09149906 A JPH09149906 A JP H09149906A
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JP
Japan
Prior art keywords
formed
portion
bone
bone disease
rear end
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP7336191A
Other languages
Japanese (ja)
Inventor
Keiji Sato
Haruyuki Watanabe
啓二 佐藤
春幸 渡辺
Original Assignee
Nagoya Rashi Seisakusho:Kk
株式会社名古屋螺子製作所
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Nagoya Rashi Seisakusho:Kk, 株式会社名古屋螺子製作所 filed Critical Nagoya Rashi Seisakusho:Kk
Priority to JP7336191A priority Critical patent/JPH09149906A/en
Publication of JPH09149906A publication Critical patent/JPH09149906A/en
Application status is Pending legal-status Critical

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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
    • A61B17/84Fasteners therefor or fasteners being internal fixation devices
    • A61B17/86Threaded wires, pins or screws; Nuts therefor
    • A61B17/8605Heads, i.e. proximal ends projecting from 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
    • A61B17/68Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
    • A61B17/84Fasteners therefor or fasteners being internal fixation devices
    • A61B17/86Threaded wires, pins or screws; Nuts therefor
    • A61B17/8625Shanks, i.e. parts contacting bone tissue
    • A61B17/863Shanks, i.e. parts contacting bone tissue with thread interrupted or changing its form along shank, other than constant taper
    • 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
    • A61B17/84Fasteners therefor or fasteners being internal fixation devices
    • A61B17/86Threaded wires, pins or screws; Nuts therefor
    • A61B17/864Threaded wires, pins or screws; Nuts therefor hollow, e.g. with socket or cannulated
    • 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
    • A61B17/7097Stabilisers comprising fluid filler in an implant, e.g. balloon; devices for inserting or filling such implants
    • A61B17/7098Stabilisers comprising fluid filler in an implant, e.g. balloon; devices for inserting or filling such implants wherein the implant is permeable or has openings, e.g. fenestrated screw
    • 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
    • A61B17/84Fasteners therefor or fasteners being internal fixation devices
    • A61B17/86Threaded wires, pins or screws; Nuts therefor
    • A61B17/8605Heads, i.e. proximal ends projecting from bone
    • A61B17/861Heads, i.e. proximal ends projecting from bone specially shaped for gripping driver
    • 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
    • A61B17/84Fasteners therefor or fasteners being internal fixation devices
    • A61B17/86Threaded wires, pins or screws; Nuts therefor
    • A61B17/8625Shanks, i.e. parts contacting bone tissue
    • A61B17/8635Tips of screws

Abstract

PROBLEM TO BE SOLVED: To provide a bone disease remedy tool and a bone disease remedy instrument which can effectively cure bone disease called bone cyst and roblastomer with the least possible operative invasion.
SOLUTION: A bone disease remedy tool comprises a first remedy instrument 1 and a second remedy instrument 5. The first remedy instrument 1 has a thread ridge 16 made at the flank, a cutting edge of a drilling tap pin made at the tip, an injector connector 18 made at the rear end 15, and a passage piercing it from the tip to the rear. The second remedy instrument 5 is equipped with a flange 51 made at the rear end, a thread ridge 52 being made at the flank on the tip side more than the flange 51 besides being in the vicinity of the flange 51, and a passage piercing the flank 55 on the tip side more than the section provided with the thread ridge 52 and the rear end. The thread ridge 16 and the thread ridge 52 are in roughly the same form.
COPYRIGHT: (C)1997,JPO

Description

【発明の詳細な説明】 DETAILED DESCRIPTION OF THE INVENTION

【0001】 [0001]

【発明の属する技術分野】本発明は、骨疾患治療用具、 BACKGROUND OF THE INVENTION The present invention is, bone disease treatment tool,
特に、骨嚢腫の検査もしくは治療に有効な骨疾患検査用もしくは治療用器具および骨疾患治療用具に関するものである。 In particular, it relates to effective for bone diseases inspection or treatment instrument and bone disease treatment implement the inspection or treatment of bone cysts.

【0002】 [0002]

【従来の技術】骨腫瘍類似疾患として、骨内に漿液が貯留し、髄内の海面骨構造が破壊され、皮質が非薄化し、 2. Description of the Related Art As a bone tumors similar diseases, serum is retained in the bone, cancellous bone structure in the marrow is destroyed, cortex non thinned,
病的骨折が生じる骨嚢腫という骨疾患がある。 There is a bone disease that bone cyst that is pathological fracture occurs. 骨嚢腫は腫瘍類似疾患として良性腫瘍と同様に扱われ、病巣の掻爬及び自家骨(場合によっては同種骨移植)移植が行われてきた。 Bone cysts treated like benign tumor as a tumor similar diseases, curettage and autologous bone lesions (sometimes allogeneic bone graft) have been made transplantation. 1974年にはScagliettiによって、骨嚢腫に多数の小孔を開け、ステロイド剤の注入を行うことにより、90%以上の確率で治癒させることができたとの報告がある。 By Scaglietti in 1974, open a large number of small holes in the bone cyst, by performing the injection of steroids, there has been reported that it was possible to cure over 90 percent. その後、De PaimaやPentimalliにより、一旦治癒したようにみられる骨嚢腫が40%〜70%の頻度で再発する欠点があることも報告された。 Then, by De Paima and Pentimalli, once the bone cyst seen as healing has also been reported that there is a drawback to recur at a frequency of 40% to 70%. さらにこの再発をなくすることを目的として、Santoriはキルシュナー鋼線を病巣から正常骨髄に刺入する鋼線刺入法を新たに始めた。 Further for the purpose of eliminating this recurrence, Santori is newly started steel wire insertion method to puncture the normal bone marrow a Kirschner wire from lesions. この鋼線刺入法は簡便で鋼線と骨の弾性率の差によって鋼線周囲にわずかな隙間が形成され、この部分より持続的に骨内の髄内圧が抜け、有効な治療方法と考えられている。 The steel wire barbs Iriho a slight gap is formed around the steel wire by simple difference of the steel wire and bone elastic modulus, persistently missing medullary internal pressure in the bone than this portion, effective treatment methods and ideas It is.

【0003】 [0003]

【発明が解決しようとする課題】上述の病巣掻爬・自家骨移植法は全身麻酔下に生体より骨を採取し、掻爬した病巣部分に移植するもので、患者に対する侵襲が大きく、しかも再発の可能性があった。 [0006] lesion curettage, autologous bone grafting method described above is bone was collected from a living body under general anesthesia, intended to be transplanted into the scraped lesion part, large invasive for the patient, yet possible recurrence there was sex. ステロイド注入法は簡便であり、侵襲も乏しいが、極めて高い再発率(40 Steroid injection method is simple, but invasive also poor, a very high recurrence rate (40
%〜70%)が認められ、何度も繰り返し行う必要があった。 % To 70%) was observed, it is necessary to perform over and over again.

【0004】鋼線刺入法は一度行えば良いが、髄内圧の減圧手技としては非常に効率の悪い方法であり、嚢腫の治癒までに長期間を必要とする欠点があり、また鋼線の先端を正常骨髄にまで刺入する必要がある為、局所麻酔下では麻酔のかかっていない部位まで針を刺入し、患者に疼痛を与える等の問題や、皮下に埋没した鋼線の先端が周囲組織を刺激して局所的な疼痛の原因となるという問題、鋼線の先端が骨より抜けて、神経や血管に損傷を与えるという問題が存在する。 [0004] The steel wire thorn Iriho may be carried out once, but it is very inefficient method as decompression procedure of spinal internal pressure, there is a disadvantage of requiring a long period of time until the healing of the cyst, also of steel wire since it is necessary to piercing tip to normal bone marrow, under local anesthesia puncture needle to the site which is not under the anesthesia, problems and the like gives pain to the patient, the tip of the steel wire was buried subcutaneously problem cause localized pain stimulate surrounding tissue, the distal end of the steel wire is missing from the bone, there is a problem that damage to nerves and blood vessels.

【0005】また、骨疾患の病状判断のためには、骨内液(骨髄液)を採取することが必要であるが、簡便に骨内液(骨髄液)を採取できる器具がなかった。 Further, due to the condition judgment of bone disease, it is necessary to collect bone in liquid (bone marrow), there is no convenient instrument endosteal liquid (bone marrow) can be collected.

【0006】本発明の目的は、骨嚢腫という骨疾患を可及的に少ない手術侵襲で、かつ、上記のような問題点のない骨疾患治療を行うことができる骨疾患治療用具および骨疾患治療用器具を提供するものである。 An object of the present invention, in as much as possible less invasive surgery for bone diseases of bone cyst, and bone disease treatment implement and bone disease treatment can be performed problem bone disease treatment without disadvantages of the related it is to provide a use instrument. また、本発明の目的は、骨内液を容易に採取できる骨疾患検査用器具を提供するものである。 Another object of the present invention is to provide a bone disease inspection instrument can be easily taken intraosseous fluid.

【0007】 [0007]

【課題を解決するための手段】上記目的を達成するものは、側面に形成されたねじ山と、先端部に形成されたドリリングタッピンねじの切り刃先と、後端部に形成された注射器接続部と、先端部より後端部まで貫通した通路を有し、かつ、先端より後端までの長さが、前記先端部が皮質骨を貫通した状態にて前記後端部が皮膚表面の外方となるような長さを備える中空状ねじ部材からなることを特徴とする骨疾患の検査用もしくは治療用器具である。 Means for Solving the Problems] order to attain the above object, a screw thread formed on the side surfaces, the cutting edge of the drilling tapping screw formed on the tip portion, the syringe connection portion formed in the rear end portion When having a passage through to the rear end than the distal end, and a length of up to the rear end than the tip, outside of the rear end portion of the skin surface in a state where the tip has penetrated the cortical bone an inspection or therapeutic instrument bone diseases characterized in that it consists of hollow screw member comprising a comprising such length as.

【0008】また、上記目的を達成するものは、後端部に形成されたフランジと、少なくともフランジ付近でありかつ該フランジより先端側に側面に形成されたねじ山と、該ねじ山が設けられた部位より先端側の側面と前記後端部とを連通する通路を備える骨疾患治療用器具である。 Further, those which achieve the above object, a flange formed on the rear end, a screw thread formed on the side face than is and the flange at least near the flange on the distal end side, said thread is provided and a bone disease treatment device comprising a passage connecting the sides and the rear end portion of the distal end side of the site.

【0009】また、上記目的を達成するものは、後端部に形成されたフランジと、内部に形成された通路と、前記フランジ付近かつ先端側の側面に形成されたねじ山と、該ねじ山が設けられた部位より先端側の側面に形成され、かつ前記通路と連通する複数の側面開口とを備える中空状ねじ部材からなる骨疾患治療用器具である。 Further, those which achieve the above object, a flange formed on the rear end, and a passage formed therein, and a screw thread formed on the side surface of the flange near and distal end, said thread it is formed on the side surface of the distal end side than the portion provided, and a bone disease treatment device comprising a hollow screw member and a plurality of side openings for the passage and communicating. そして、前記ねじ山が設けられた部位より先端側は、該ねじ山部位より細径でありかつねじ山が形成されていない部位となっていることが好ましい。 Then, distal to the site of the threads is provided, it is preferable that a there and sites not threaded is formed smaller in diameter than said thread portion.

【0010】また、上記目的を達成するものは、第1の骨疾患治療用器具と、該第1の骨疾患治療用器具の除去後に使用される第2の骨疾患治療用器具からなる骨疾患治療用具であり、前記第1の骨疾患治療用具は、側面に形成されたねじ山と、先端部に形成されたドリリングタッピンねじの切り刃先と、後端部に形成された注射器接続部と、先端部より後端部まで貫通した通路を有し、かつ、先端より後端までの長さが、前記先端部が皮質骨を貫通した状態にて前記後端部が皮膚表面の外方となる長さを備える中空状ねじ部材であり、前記第2の骨疾患治療用器具は、後端部に形成されたフランジと、少なくともフランジ付近でありかつフランジより先端側の側面に形成され、前記第1の骨疾患治療用器具の前記ねじ山とほぼ同じ形状のね Further, those which achieve the above object, a first bone disease treatment device, a bone disease comprising a second bone disease treatment device to be used after removal of the first bone disease treatment device a treatment implement, said first bone disease treatment devices includes a screw thread formed on the side surfaces, the cutting edge of the drilling tapping screw formed on the tip portion, the syringe connection portion formed in the rear end portion, has a passage extending through from the distal end to the rear end, and a length of up to the rear end than the tip, the rear end portion becomes the outside of the skin surface in a state where the tip has penetrated the cortical bone a hollow screw member having a length, said second bone disease treatment instrument includes a flange formed at a rear end portion, is formed from it and the flange at least near the flange on the side surface of the distal, the first I of substantially the same shape as one of the threads of the bone disease treatment device 山と、該ねじ山が設けられた部位より先端側の側面と前記後端部とを連通する通路を備える骨疾患治療用具である。 Mountains and a bone disease treatment tool comprising a passage communicating with the side surface of the distal end side and the rear end portion than the portion in which the thread is provided.

【0011】 [0011]

【発明の実施の形態】本発明の骨疾患治療用具および骨疾患検査用もしくは治療用器具について、図面を参照して説明する。 For DETAILED DESCRIPTION OF THE INVENTION Bone disease treatment tools and or treatment device for bone diseases testing of the present invention will be described with reference to the drawings. 図1は、本発明の骨疾患治療用具に使用される第1の骨疾患治療器具であり、かつ、本発明の骨疾患検査用もしくは治療用器具としても使用できる器具の一実施例の斜視図である。 Figure 1 is a first bone disease treatment instruments used for treating bone disorders device of the present invention, and a perspective view of an embodiment of a device which can also be used as or therapeutic instrument for bone diseases testing of the present invention it is. 図2は、図1の治療用器具の側面図、図3は、図2のA−A線断面図、図4は、図2 Figure 2 is a side view of the treatment device of Figure 1, Figure 3 is A-A line sectional view of FIG. 2, FIG. 4, FIG. 2
に示した治療用具の平面図、図5は、図2に示した治療用具の底面図である。 Plan view of the treatment tool shown in FIG. 5 is a bottom view of the treatment tool shown in FIG. 図7は、本発明の骨疾患治療用具に使用される第2の骨疾患治療器具であり、かつ、本発明の骨疾患治療用器具としても使用できる器具の一実施例の斜視図である。 Figure 7 is a second bone disease treatment instruments used for treating bone disorders device of the present invention, and is a perspective view of an embodiment of a device which can also be used as a bone disease treatment device of the present invention.

【0012】本発明の骨疾患治療用具は、第1の骨疾患検査用もしくは治療用器具1と第2の骨疾患治療用器具5とからなる。 [0012] Bone diseases device of the present invention comprises a first for bone disease test or a treatment device 1 second bone disease treatment instrument 5. また、第1の骨疾患検査用もしくは治療用器具1および第2の骨疾患治療用器具は、それぞれ単独で骨疾患の検査もしくは治療に利用できるが、組み合わせて使用することにより、より有効な骨疾患治療が行える。 The first or a bone disease inspection treatment device 1 and the second bone disease treatment device is singly available for inspection or treatment of bone diseases, by use in combination, more effective bone It can be performed disease treatment.

【0013】第1の骨疾患検査もしくは治療用器具1 [0013] The first bone disease testing or treatment for the instrument 1
は、側面に形成されたねじ山16と、先端部に形成されたドリリングタッピンねじの切り刃先19と、後端部1 Includes a screw thread 16 formed on the side surface, the cutting edge 19 of the drilling tapping screw formed on the tip portion, the rear end portion 1
5に形成された注射器接続部18と、先端部より後端部まで貫通した通路17を有し、かつ、先端より後端までの長さが、先端部が皮質骨を貫通した状態にて後端部が皮膚表面の外方となるような長さを備える中空状ねじ部材である。 A syringe connection part 18 formed in 5 has a passage 17 extending through to the rear end than the distal end, and a length of up to the rear end than the tip, after in a state where the tip portion is passed through the cortical bone end is hollow threaded member having an outer become such a length of the skin surface.

【0014】この第1の治療用器具1は、図1、図2および図3に示すように、中空状のねじ部材であり、骨への埋め込み時に利用する保持部を形成し、内部に注射器接続部を備える後端部15と、連続するねじ山12を備える本体部16と、鋭角錐形部19aおよび本体部のねじ山と連続するねじ山12を備える先端部のドリリングタッピンねじの切り刃先19とからなる。 [0014] treatment device 1 of the first, as shown in FIGS. 1, 2 and 3, a hollow threaded member to form a holding portion for use upon implantation into bone, the syringe inside a rear portion 15 with the connecting portion, a body portion 16 with a thread 12 consecutive, cutting edge of drilling tapping screw of the tip portion with a thread 12 which is continuous with sharp pyramidal portion 19a and the body portion of the thread consisting of 19 Metropolitan.

【0015】先端部には、図1,2,3に示すように断面V型の鋭角錐形部19aを形成し、ねじ山12と鋭角錐形部19aを連通する四つの縦溝13を均等の間隔をもって穿設し、鋭角錐形部19aにおける刃先面19b [0015] The tip portion, even four longitudinal grooves 13 which form a cross-section V-shaped sharp pyramidal portion 19a, communicates thread 12 and sharp pyramidal shape portion 19a as shown in FIGS. 1, 2, 3 drilled with a spacing, edge surface 19b at an acute angle pyramidal portion 19a
の後方に二番の逃げ面19cを形成することにより骨に穿孔するとき各刃先面にて骨を切削して漸次ねじ下穴を拡大して終に鋭角錐形部19aの上端に連続するねじ山12にてタップを立てるので、特別なドリルを用いることなく、治療用器具1の先端を骨に埋め込むことができるとともに、骨に、ねじ山に対応したねじ溝を形成できる。 Screw continuous to the upper end of the Finally acute pyramidal portion 19a enlarged cut to progressively screw pilot holes bone at each edge surface when drilling in the bone by the backward forming a double-dip flank 19c since make a tap at the mountain 12, without using a special drill, the tip of the treatment device 1 it is possible to embed in the bone, the bone can be formed a screw groove corresponding to the screw thread. 縦溝13の数は、四つに限られるものではない。 The number of longitudinal grooves 13 are not limited to four. 好ましくは、一つ以上設けることである。 Preferably, it is to provide more than one.

【0016】本体部16には、先端部のねじ山と同じピッチで連続するねじ山12が形成されている。 [0016] the main body portion 16, threads 12 that are consecutive in the same pitch as the thread of the distal portion. また、本体部16の後端部側には、ねじ山が形成されていない部分16aが設けられていてもよい。 Further, the rear end side of the main body portion 16 may be part 16a threaded is not formed is provided. 後端部15は、側面が多角柱状に形成された治具接続部15aと、後端部の内部に形成された注射器接続部18を有する。 Rear end 15, side surfaces has a jig connecting portion 15a formed in a polygonal shape, the syringe connection portion 18 formed inside the rear end portion. この治療用器具1では、治具接続部15aは、図4に示すように、六角柱状に形成されているがトルク伝達形状を有していればよい。 In the treatment device 1, the jig connecting portions 15a, as shown in FIG. 4, are formed in the hexagonal column may have a torque transmitting configuration. このような治具接続部15aを設けることにより、治療用器具1の回転作業を容易に行うことができる。 By providing such a jig connecting portions 15a, the rotation operations of the treatment instrument 1 can be easily performed. また、後端部15の先端部側は皮膚に接触した際に損傷を与えないように、角が削られた円錐台状となっている。 The tip end side of the rear end portion 15 so as not to damage upon contact with the skin, has a corner has been cut frustoconical. また、後端面14は、平坦面となっている。 The rear end face 14 is a flat surface.

【0017】そして、治療用器具1内には、図3に示すように、先端より後端まで貫通する通路17が形成されている。 [0017] Then, the treatment instrument 1, as shown in FIG. 3, the passage 17 which penetrates from the front end to the rear end is formed. 後端部15内では、通路17は拡径し、注射器接続部18を形成している。 Within the rear end 15, the passage 17 is enlarged to form a syringe connection part 18. 注射器の先端部は、統一された規格で形成されたテーパー状となっている。 Tip of the syringe has a unified tapered formed by the standard. 接続部18は、図3に示すように、注射器の先端部をある程度挿入可能な大きさを有し、かつ、先端部18の端部(後端)の内径が注射器の先端部のテーパー部分のいずれかの位置の外径(例えば、注射器の先端部の先端と後端の中間部分)と同一となっている。 Connecting portion 18, as shown in FIG. 3, the tip of the syringe have some degree insertable size, and the ends of the distal end portion 18 inner diameter of the tapered portion of the tip portion of the syringe (rear) It has the same as the outer diameter of any position (e.g., tip and middle portions of the rear end of the tip portion of the syringe). このため、注射器の先端部は、ある程度接続部18内に挿入された状態で、接続部18の後端に環状に接触し、ほぼ液密状態を形成する。 Therefore, the tip of the syringe in a state of being inserted into a certain extent in the connecting portion 18 contacts the annular rear end of the connecting portion 18, to form a substantially fluid-tight state. なお、接続部18の形状はこのようなものに限られず、例えば、内面形状を注射器の先端部のテーパーとほぼ同じに形成して、注射器の先端部と接続部18の内面が面接触するものとしてもよい。 The shape of the connecting portion 18 is not limited to such, for example, those with substantially the same form as the taper of the distal end portion of the inner surface shape syringe, the inner surface of the syringe tip connection portion 18 is in surface contact it may be. 先端より後端までの長さが、先端部が皮質骨を貫通した状態にて後端部が皮膚表面の外方となるような長さとするためには、例えば、 The length of from the tip to the rear end is to the rear end portion is an outer become such a length of the skin surface in a state where the tip has penetrated the cortical bone, for example,
治療用器具1のねじ山16およびドリリングタッピンねじの切り刃先19までの長さを5mm以上とすることにより、達成される。 By a length of up to threads 16 and cut edge 19 of the drilling tapping screw of the treatment instrument 1 or more 5 mm, is achieved. あまり長すぎても作業性が悪いので、10〜50mm程度が好適である。 Because too much is bad workability too long, about 10~50mm is preferred.

【0018】この治療用器具1は、金属もしくは硬質樹脂により形成される。 [0018] The treatment device 1 is formed of metal or hard resin. 好ましくは、生体安全性の高いチタニウムもしくはチタニウム合金で形成されることが好ましい。 Preferably, it is preferably formed of a bio highly safe titanium or titanium alloy. 強度などの点より、6Al−4Vチタニウム合金が特に好ましい。 From the viewpoint of strength, 6Al-4V titanium alloy are particularly preferred.

【0019】次に、図7以降に示す本発明の骨疾患治療用器具について説明する。 Next, a description will be given bone disease treatment device of the present invention shown in later FIG. 図7は、本発明の骨疾患治療用具に使用される第2の骨疾患治療器具であり、かつ、 Figure 7 is a second bone disease treatment instruments used for treating bone disorders device of the present invention, and,
本発明の骨疾患治療用器具としても使用できる器具の一実施例の斜視図である。 It is a perspective view of an embodiment of a device which can also be used as a bone disease treatment device of the present invention. 図8は、図7の治療用器具の側面図、図9は、図8のB−B線断面図、図10は、図8 Figure 8 is a side view of a treatment device of FIG. 7, FIG. 9, B-B line sectional view of FIG. 8, FIG. 10, FIG. 8
に示した治療用具の左側面図、図11は、図8に示した治療用具の右側面図である。 A left side view of the treatment tool shown, FIG. 11 is a right side view of the treatment tool shown in FIG.

【0020】本発明の骨疾患治療用器具5は、後端部に形成されたフランジ51と、少なくともフランジ51付近でありかつフランジ51より先端側の側面に形成されたねじ山52とを備えるねじ部材であり、ねじ部材のねじ山52が設けられた部位より先端側の側面55と後端部とを連通する通路53を備える。 [0020] Bone diseases treatment device of the present invention 5, a flange 51 formed at the rear end, a screw and a screw thread 52 formed from at least the flange 51 is around and flange 51 on the side surface of the distal a member, provided with a passage 53 for communicating the side 55 and the rear end portion of the front end side than the portion thread 52 of the screw member is provided.

【0021】図7ないし図11に示す治療用器具5は、 The treatment device 5 shown in FIGS. 7 to 11,
後端部に形成されたフランジ51と、内部に形成された通路53と、フランジ付近でありかつ治療用器具5の先端側側面に形成されたねじ山52と、ねじ山52が設けられた部位より先端側の側面55に形成され、かつ通路53と連通する複数の側面開口54とを備える中空状ねじ部材である。 Site and the flange 51 formed at the rear end, a passage 53 formed therein, with the thread 52 formed on the distal end side surface of it and treatment device 5 in the vicinity of the flange, the screw thread 52 is provided It formed more distal end side of the side surface 55, and a hollow screw member and a plurality of side openings 54 communicating with the passage 53.

【0022】この第2の治療用器具5は、図7、図8および図9に示すように、中空状のねじ部材であり、骨への進行を規制するために後端部に形成されたフランジ5 [0022] The second treatment device 5, as shown in FIGS. 7, 8 and 9, a hollow screw member, formed at the rear portion to regulate progression to bone flange 5
1と、フランジ51の先端側に形成されたねじ山52 1, threads 52 formed on the distal end side of the flange 51
(ねじ部52a)と、ねじ山52より先端側に形成された筒状部(先端部)55を備える。 It includes a (screw portion 52a), a cylindrical portion formed on the distal end side of the thread 52 (tip) 55. 筒状部55は、骨内への挿入が容易なように、ねじ山が形成されておらず、 Cylindrical portion 55, as is easily inserted into the bone, no thread is formed,
ねじ部52aより小径に形成されている。 It has a smaller diameter than the threaded portion 52a. このため、筒状部55は、骨にあらかじめ形成された孔に容易に挿入できる。 Thus, the cylindrical portion 55 can be easily inserted into a hole preformed in the bone.

【0023】ねじ部52aは、骨にあらかじめ形成されたねじ溝に螺合し、治療用器具5を骨に固定するためのものである。 The screw portion 52a is screwed into the screw groove which is previously formed in the bone, the treatment instrument 5 is for fixing to the bone. この第2の治療用器具5は、上述した第1 The second treatment device 5, the above-described 1
の治療用器具1を骨より取り外した後に使用されることが望ましいため、第1の治療用器具1のねじ山とほぼ同じねじ山(外径、ピッチがほぼ同じ)ものとなっている。 For the treatment instrument 1 it is desirably used after removal from the bone, approximately the same thread as the first therapeutic instrument 1 thread (outer diameter, pitch about the same) has become one. そして、このねじ部52aの後方には、このねじ部52aより大きい径となったフランジ51が形成されており、このフランジ51が骨に当接することにより、それ以上の治療用器具の骨内への進行が抑制される。 Then, the rear of the screw portion 52a, the provided screw flange 51 became 52a larger diameter is formed by the flange 51 abuts the bone, the more therapeutic instrument into bone progress of is suppressed. なお、フランジ51は、円盤状のものが好適であるが、多角盤状、楕円盤状などのものでもよい。 Incidentally, the flange 51 is intended disk-shaped are preferred, polygonal plate shape, but may be of an elliptic plate shape.

【0024】そして、この実施例では、図9に示すように、治療用器具5の先端60から後端59までを貫通する通路53を備えている。 [0024] Then, in this embodiment, as shown in FIG. 9, and a passage 53 extending through the to the rear 59 of the tip 60 of the therapeutic instrument 5. また、上述したねじ山が設けられていない先端部55の側面には、複数の開口54が形成され、通路53内と外部とを連通している。 In addition, the side surface of the distal end portion 55 of the thread as described above is not provided, a plurality of openings 54 are formed, which communicates the passage 53 and the outside. 開口5 Opening 5
4は、この実施例では、8つ設けられているが、これに限られるものではなく、2〜10固程度が好適である。 4, in this embodiment, are provided eight is not limited thereto, 2 to 10 solid order is preferable.
開口54の形状は、円形、楕円形、多角形などいずれでもよく、好ましくは円形である。 The shape of the aperture 54 may be circular, oval, may be either polygonal, etc., it is preferably circular. さらに、開口54は、 Furthermore, the opening 54,
図12および図13に示すように、先端部55に設けられた軸方向に延びるスリットであってもよい。 As shown in FIGS. 12 and 13, it may be a slit extending in the axial direction provided at the distal end portion 55. なお、これら実施例では、図9および図11に示すように、治療用器具の先端60は、開口端となっているが、これに限られるものではなく、閉塞端となっていていもよい。 In these examples, as shown in FIGS. 9 and 11, the tip 60 of the therapeutic instrument, but as an opening end, it is not limited thereto, it may have been a closed end.

【0025】また、フランジ51の後端面には、治療用器具5を回転させるための治具取付部57(治具接続用凹部)が形成されており、取付部57は、図7および図10に示すように、六角状の凹部となっている。 Further, the rear end surface of the flange 51, the jig mounting portion 57 for rotating the treatment device 5 (concave jig connection) is formed, the attachment portion 57, 7 and 10 as shown in, it has a hexagonal recess. なお、 It should be noted that,
取付部57の形状はこれに限定されるものではなく、多角形状、星形などトルク伝達形状を有していればよい。 The shape of the mounting portion 57 is not limited thereto, a polygonal shape, it may have a torque transmitting shapes such as a star shape.

【0026】この治療用器具5は、金属もしくは硬質樹脂により形成される。 [0026] The treatment instrument 5 is formed by metal or hard resin. 好ましくは、生体安全性の高いチタニウムもしくはチタニウム合金で形成されることが好ましい。 Preferably, it is preferably formed of a bio highly safe titanium or titanium alloy. 強度などの点より、6Al−4Vチタニウム合金が特に好ましい。 From the viewpoint of strength, 6Al-4V titanium alloy are particularly preferred.

【0027】次に、図14、図15および図16に示す実施例の第2の治療用器具6について説明する。 Next, FIG. 14, will be described a second treatment device 6 of the embodiment shown in FIGS. 15 and 16. 図14 Figure 14
は、治療用器具6の斜視図であり、図15は、図14の治療用器具6の右側面図(先端側よりみた図)、図16 Is a perspective view of a treatment device 6, FIG. 15, right side view (diagram viewed from the tip side) of the treatment device 6 of FIG. 14, FIG. 16
は、図14の治療用器具6の左面図(後端側よりみた図)である。 Is a left side view of a treatment device 6 of FIG. 14 (a view as viewed from the rear side). この実施例の治療用器具6と上述した治療用器具5との相違は、治療用器具6が内部通路、側面開口を備えない代わりに、先端より後端まで延びる溝65 The difference between the treatment instrument 6 and treatment device 5 described above in this embodiment, instead of the therapeutic instrument 6 is not provided with an internal passage, a side opening, a groove 65 extending to the rear from the front end
a,65bを備える点であり、その他の点については、 a, is a point with a 65b, in other regards,
同じである。 It is the same.

【0028】この治療用器具6は、後端部に形成されたフランジ51と、少なくともフランジ51付近でありかつフランジ51より先端側の側面に形成されたねじ山5 [0028] The treatment device 6 includes a flange 51 formed at the rear end, is around at least the flange 51 and screw thread formed from the flange 51 on the side surface of the distal 5
2とを備えるねじ部材であり、ねじ部材のねじ山52が設けられた部位より先端側の側面55と後端部とを連通する通路65a,65bを備える。 A screw member and a 2, includes a passage 65a, 65b for communicating the side 55 and the rear end portion of the front end side than the portion thread 52 of the screw member is provided.

【0029】この第2の治療用器具6においても、骨への進行を規制するために後端部に形成されたフランジ5 The flange 5 this also in the second treatment device 6, which is formed in the rear end portion to regulate progression to bone
1と、フランジ51の先端側に形成されたねじ山52 1, threads 52 formed on the distal end side of the flange 51
(ねじ部52a)と、ねじ山52より先端側に形成された先端部55を備える。 It includes a (screw portion 52a), the distal end portion 55 formed on the distal end side of the thread 52. 筒状部55は、骨内への挿入が容易なように、ねじ山が形成されておらず、ねじ部52 Cylindrical portion 55, as is easily inserted into the bone, no thread is formed a threaded portion 52
aより小径に形成されている。 It has a smaller diameter than a. ねじ部52aは、骨にあらかじめ形成されたねじ溝に螺合し、治療用器具5を骨に固定するためのものである。 Screw portion 52a is screwed into the screw groove which is previously formed in the bone, the treatment instrument 5 is for fixing to the bone. この第2の治療用器具5 The second therapeutic instrument 5
は、上述した第1の治療用器具1を骨より取り外した後に使用されることが望ましいため、第1の治療用器具1 Because it is desirable that the used after the first treatment device 1 described above detached from the bone, the first treatment device 1
のねじ山とほぼ同じねじ山(外径、ピッチがほぼ同じ) Thread about the same thread (outer diameter, pitch about the same)
ものとなっている。 It has become a thing. そして、このねじ部52aの後方には、このねじ部52aより大きい径となったフランジ5 Then, the flange 5 at the rear of the screw portion 52a, which has become larger than the diameter screw portion 52a
1が形成されており、このフランジ51が骨に当接することにより、それ以上の治療用器具の骨内への進行が抑制される。 1 is formed by the flange 51 abuts the bone, progression into the bone more therapeutic instrument is suppressed.

【0030】そして、溝65a,65bは、フランジ5 [0030] Then, the grooves 65a, 65b, the flange 5
1およびねじ山52を分断するように、基端より先端側に延びており、その端部は、治療用器具6の先端に到達している。 1 and so as to divide the thread 52 extends distally from the proximal end, the end is reached the tip of the treatment device 6. なお、溝65a,65bの先端は、治療用器具6の先端に到達していないものとしてもよい。 Incidentally, the tip of the groove 65a, 65b may be those not reach the tip of the treatment device 6. 溝65 Groove 65
a,65bの数は、治療用器具6の物性をあまり低下させないものであれば、多数設けることが好ましいが、あまり設けると、ねじ山52と骨に形成されたねじ溝との螺合強度が低下するので、1〜4個程度が好適である。 a, the number of 65b is as long as it does not much decrease the physical properties of the treatment device 6, it is preferable to provide a large number, if too provided, the engagement strength between the formed thread grooves in the thread 52 and the bone since reduced, about 1-4 are preferred.

【0031】次に、本発明の骨疾患検査用もしくは治療用器具1の使用方法について説明する。 Next is a description of how to use the bone disease inspection or treatment instrument 1 of the present invention. まず、最初に、 First,
骨疾患と思われる部位に局所麻酔を行い、数センチ(例えば、2センチ程度)切開する。 Perform local anesthesia at a site seems to bone disease, several centimeters (e.g., about 2 cm) incision. この切開部位に先端がドリル状に形成され、かつ、本発明の治療用器具1を貫通した状態のガイドワイヤ(図示せず)を穿刺し、さらに押し進めて、骨にガイドワイヤの先端を到達させた後、ガイドワイヤを回転させて先端を皮質骨を貫通させる。 Tip the incision is formed in the drill-shaped, and the guide wire in a state of penetrating the treatment device 1 of the present invention (not shown) to puncture further pushed, to reach the tip of the guide wire to the bone after the tip by rotating the guide wire to penetrate the cortical bone. そして、本発明の治療用器具1をガイドワイヤに沿って誘導し、皮質骨に治療用器具1の先端を当接させた後、治療用器具1の後端部に治具を取りつけて、治療用器具1を回転させると、治療用器具1の先端部に形成されたドリリングタッピンねじの切り刃先により治療用器具1の先端部は皮質骨内を進み、やがて皮質骨を貫通する。 Then, the treatment device 1 of the present invention and guided along the guide wire, after abutting the tip of the treatment device 1 in the cortical bone, is attached to the jig to the rear end portion of the treatment device 1, treatment When the use instrument 1 is rotated, the distal end portion of the treatment device 1 by cutting blade of drilling tapping screws formed on the tip portion of the treatment device 1 goes through the cortical bone and eventually penetrate the cortical bone. 皮質骨の貫通は、回転抵抗の減少により確認できる。 Penetration of cortical bone can be confirmed by a decrease in rotational resistance. 治療用器具1の先端部が皮質骨を貫通した後、ガイドワイヤを抜去する。 After the leading end portion of the treatment instrument 1 is passed through the cortical bone, it is pulled out of the guide wire. そして、皮質骨を貫通した治療用器具1の後端部に、図6に示すように、注射器4を接続し、この注射器のプランジャー43を引き、骨髄内の液体(漿液、骨髄液)を採取する。 Then, the rear end portion of the treatment device 1 passing through the cortical bone, as shown in FIG. 6, the injector 4 is connected, pull the plunger 43 of the syringe, in the bone marrow liquid (serum, bone marrow fluid) taken to. そして、この液体を病理検査することにより、骨疾患の具体的内容を判断する。 Then, by pathological examination of the fluid, to determine the specific content of bone disease. そして、必要であれば、注射器4を取り外し、内部に薬剤を充填した注射器に取り替え、薬剤を骨髄内に注入する。 Then, if necessary, remove the syringe 4, replacing the syringe filled with drug therein, to inject drugs into the bone marrow. この治療用器具1によれば、骨疾患の検査用の骨髄液を容易に採取することができ、さらに、治療用の薬剤の投与も容易である。 According to the treatment device 1, it can be easily collected bone marrow fluid for examination of bone diseases, furthermore, it is easy administration of a medicament for the treatment.

【0032】次に、本発明の骨疾患治療用器具5の作用を、上述した第1の骨疾患治療用器具1を用いた後に使用する場合を例に取り、図6および図17を用いて、説明する。 Next, the effects of bone disease treatment instrument 5 of the present invention, taking as an example the case of use after using the first bone disease treatment device 1 described above, with reference to FIGS. 6 and 17 ,explain. 図6のようにして、治療用器具1を用いて、骨疾患の検査用の骨髄液を採取したところ、骨嚢腫であると思われる場合には、骨内の持続的髄内圧の減圧のために、第2の治療用器具5を骨に取り付ける。 As in FIG. 6, using the treatment device 1, it was collected bone marrow fluid for examination of bone diseases, where considered a bone cyst, because decompression sustained intramedullary pressure in the bone to attach the second treatment device 5 to the bone. まず、治療用器具1の注射器を取り外し、再び、ガイドワイヤを治療用器具1内に挿入し、ガイドワイヤ(図示せず)をそのまま維持し、治療用器具1のみを骨より取り外す。 First, removal of the syringe treatment device 1, again, by inserting the guide wire to the treatment device 1, maintaining the guide wire (not shown) as it is, only the treatment device 1 removed from the bone. そして、ガイドワイヤにそって、治療用器具5を治療用器具1により形成された孔に誘導し、先端部55を孔に挿入した後、ガイドワイヤを抜去し、治療用器具5の後端に治具(図示せず)を取り付けて回転させ、治療用器具1により骨に形成されたねじ溝に治療用器具5のねじ山を螺合させる。 Then, along the guide wire, the therapeutic device 5 induced in a hole formed by the treatment device 1, after inserting the tip 55 into the hole, and withdrawing the guide wire, the rear end of the treatment instrument 5 jig (not shown) is rotated by attaching and screwing threads of treatment device 5 to the screw groove formed in the bone by the treatment instrument 1. そして、切開部を縫合して手技を終える。 Then, finish the procedure by suturing the incision.

【0033】この状態が、図17に示してある。 [0033] In this state, it is shown in Figure 17. 骨内と外部(筋肉質32)とは、治療用器具5により連通しているため、骨嚢腫に起因して髄内圧が上昇しても、その圧力は、骨外部に抜け、低下するので、持続的髄内圧の減圧が可能である。 Since the bone within and outside (muscular 32) communicates with the treatment instrument 5, even marrow internal pressure is increased due to bone cyst, its pressure loss in Honegaibu, so lowered, sustained decompression are possible for specific medullary pressure. また、治療用器具5の埋設部位の皮膚表面には、縫合跡が残るため、治療用器具5の埋設部位の確認が容易であり、この縫合跡付近より注射針を穿刺し、治療用器具5の後端開口に到達させることにより、骨内への薬物注入を行うこともでき、骨髄炎などの骨疾患の治療にも有効である。 In addition, the skin surface of the embedded portion of the treatment instrument 5, since the suturing traces remain, confirmation of buried sites treatment device 5 is easy, punctures from needle near the sewing marks, treatment device 5 by reaching the rear end opening of, it is also possible to perform drug infusion into bone, it is also effective in treatment of bone diseases such as osteomyelitis. このように、骨内の持続的髄内圧の減圧が確実に可能であり、治療期間は従来の鋼線刺入法に比較して短縮が可能であり、さらに、治療用器具5は、埋設部の皮下での刺激が少なく、患者に疼痛を与えることが少ない。 Thus, vacuum sustained intramedullary pressure in the bone is reliably possible, the treatment period is possible to shorten as compared to the conventional steel wire barbs Iriho further treatment device 5 is embedded portion less in subcutaneous stimulation, it is less to give pain to the patient.

【0034】 [0034]

【発明の効果】本発明の骨疾患の検査用もしくは治療用器具は、側面に形成されたねじ山と、先端部に形成されたドリリングタッピンねじの切り刃先と、後端部に形成された注射器接続部と、先端部より後端部まで貫通した通路を有し、かつ、先端より後端までの長さが、前記先端部が皮質骨を貫通した状態にて前記後端部が皮膚表面の外方となるような長さを備える中空状ねじ部材からなるものである。 Inspection or treatment instrument for bone diseases of the present invention exhibits a screw thread formed on the side surfaces, the cutting edge of the drilling tapping screw formed on the tip portion, the syringe formed in the rear end portion a connection portion having a passage through to the rear end than the distal end, and a length of up to the rear end than the tip, the rear end portion in a state where the tip has penetrated the cortical bone of the skin surface it is made of hollow screw member having a length such the outside. この器具は、ドリリングタッピンねじの切り刃先およびねじ山を備えるため、皮質骨を容易に貫通可能であり、また注射器が接続できる為、骨内液の採取が容易である。 The instrument order to provide a cut edge and the thread of the drilling tapping screws are readily penetrate the cortical bone and because the syringe can be connected, it is easy to collect in the bone in the liquid. さらに、皮膚に近い部分の皮質骨に刺入することができるため、手術侵襲が少なく、局所麻酔の範囲で手技が終了するので、患者に疼痛を与えることが少ない。 Furthermore, it is possible to puncture the cortical bone part near the skin, surgical stress less, because the procedure in the range of the local anesthetic is terminated, it is less to give pain to the patient. また、本発明の骨疾患治療用器具は、後端部に形成されたフランジと、少なくともフランジ付近でありかつ該フランジより先端側に側面に形成されたねじ山と、該ねじ山が設けられた部位より先端側の側面と前記後端部とを連通する通路を備えるものである。 Also, bone disease treatment device of the present invention, a flange formed on the rear end, a screw thread formed on the side face than is and the flange at least near the flange on the distal end side, said thread is provided those comprising a passage communicating with the side surface of the distal end side and the rear end than the site. また、本発明の骨疾患治療用器具は、後端部に形成されたフランジと、内部に形成された通路と、前記フランジ付近かつ先端側の側面に形成されたねじ山と、該ねじ山が設けられた部位より先端側の側面に形成され、かつ前記通路と連通する複数の側面開口とを備える中空状ねじ部材からなるものである。 Also, bone disease treatment device of the present invention, a flange formed on the rear end, and a passage formed therein, and a screw thread formed on the side surface of the flange near and distal end, said thread is it is formed on the side surface of the distal end side than the portion provided, and is made of a hollow screw member and a plurality of side openings for the passage and communicating. このため、骨に埋設させれば、骨嚢腫に起因して髄内圧が上昇しても、その圧力は骨外部に抜けるため、圧力は低下するので、持続的髄内圧の減圧が可能である。 Therefore, if embedded in the bone, even marrow internal pressure is increased due to bone cyst, the pressure is to exit the Honegaibu, the pressure is reduced, it is possible to vacuum sustained marrow pressure. また、埋設部の皮下での刺激が少なく、患者に疼痛を与えることが少ない。 Also, less stimulation of subcutaneous buried portion, it is less to give pain to the patient.

【0035】また、本発明の骨疾患治療用具は、第1の骨疾患治療用器具と、該第1の骨疾患治療用器具の除去後に使用される第2の骨疾患治療用器具からなる骨疾患治療用具であり、前記第1の骨疾患治療用具は、側面に形成されたねじ山と、先端部に形成されたドリリングタッピンねじの切り刃先と、後端部に形成された注射器接続部と、先端部より後端部まで貫通した通路を有し、かつ、先端より後端までの長さが、前記先端部が皮質骨を貫通した状態にて前記後端部が皮膚表面の外方となる長さを備える中空状ねじ部材であり、前記第2の骨疾患治療用器具は、後端部に形成されたフランジと、少なくともフランジ付近でありかつフランジより先端側の側面に形成され、前記第1の骨疾患治療用器具の前記ねじ山とほぼ同じねじ山と Further, bone disease treatment device of the present invention comprises a first bone disease treatment device, bone and a second bone disease treatment device to be used after removal of the first bone disease treatment device a disease treatment tool, wherein the first bone disease treatment devices includes a screw thread formed on the side surfaces, the cutting edge of the drilling tapping screw formed on the tip portion, the syringe connection portion formed in the rear end portion has a passage through to the rear end than the distal end, and a length of up to the rear end than the tip, the rear end portion in a state where the tip has penetrated the cortical bone and the outer surface of the skin comprising a hollow screw member having a length, said second bone disease treatment instrument includes a flange formed at a rear end portion, is formed on the side surface of at least a vicinity of the flange and the flange from the front end side, the and almost the same thread and the threads of the first bone disease treatment device 該ねじ山が設けられた部位より先端側の側面と前記後端部とを連通する通路を備えるものである。 Those comprising a passage communicating with the side surface of the distal end side and the rear end portion than the portion in which the thread is provided. このため、上述した効果に加えて、第2の治療用器具は、第1の治療用器具のねじ山とほぼ同じねじ山を備えるので、骨への第2の治療用器具の埋設が容易であり、第2の治療用器具の埋設手技を容易に行う事ができる。 Therefore, in addition to the effects mentioned above, the second therapeutic instrument so provided with substantially the same thread as the thread of the first treatment device, easily embedded in the second treatment device to the bone There, it is possible to perform the embedding procedure of the second treatment device easily.

【図面の簡単な説明】 BRIEF DESCRIPTION OF THE DRAWINGS

【図1】図1は、本発明の骨疾患治療用具に使用される骨疾患治療器具である。 FIG. 1 is a bone disease treatment instruments used for treating bone disorders device of the present invention.

【図2】図2は、図1の治療用器具の側面図である。 Figure 2 is a side view of the treatment device of Figure 1.

【図3】図3は、図2のA−A線断面図である。 Figure 3 is a sectional view along line A-A of FIG.

【図4】図4は、図2に示した治療用具の平面図である。 Figure 4 is a plan view of the treatment tool shown in FIG.

【図5】図5は、図2に示した治療用具の底面図である。 Figure 5 is a bottom view of the treatment tool shown in FIG.

【図6】図6は、本発明の骨疾患検査用もしくは治療用器具の作用を説明するための説明図である。 Figure 6 is an explanatory view for explaining the operation of the bone disease testing or therapeutic instrument of the present invention.

【図7】図7は、本発明の骨疾患治療用器具の一実施例の斜視図である。 Figure 7 is a perspective view of one embodiment of a bone disease treatment device of the present invention.

【図8】図8は、図7の治療用器具の側面図である。 Figure 8 is a side view of a treatment device of FIG.

【図9】図9は、図8のB−B線断面図である。 Figure 9 is a sectional view taken along line B-B of FIG.

【図10】図10は、図8に示した治療用具の左側面図である。 Figure 10 is a left side view of the treatment tool shown in FIG.

【図11】図11は、図8に示した治療用具の右側面図である。 Figure 11 is a right side view of the treatment tool shown in FIG.

【図12】図12は、本発明の骨疾患治療用器具の他の実施例の斜視図である。 Figure 12 is a perspective view of another embodiment of a bone disease treatment device of the present invention.

【図13】図13は、図12の治療用器具の右側面図である。 Figure 13 is a right side view of the treatment device of Figure 12.

【図14】図14は、本発明の骨疾患治療用器具の他の実施例の斜視図である。 Figure 14 is a perspective view of another embodiment of a bone disease treatment device of the present invention.

【図15】図15は、図14に示した治療用具の右側面図である。 Figure 15 is a right side view of the treatment tool shown in FIG. 14.

【図16】図16は、図14に示した治療用具の左側面図である。 Figure 16 is a left side view of the treatment tool shown in FIG. 14.

【図17】図17は、本発明の骨疾患治療用器具の作用を説明するための説明図である。 Figure 17 is an explanatory view for explaining the operation of the bone disease treatment instrument of the present invention.

【符号の説明】 DESCRIPTION OF SYMBOLS

1 第1の骨疾患検査もしくは治療用器具 13 縦溝 15 後端部 15a 治具接続部 16 ねじ山 17 通路 18 注射器接続部 19 ドリリングタッピンねじの切り刃先 5 骨疾患治療用器具 51 フランジ 52 ねじ山 53 通路 54 側面開口 1 first bone disease inspection or treatment instrument 13 vertical groove 15 rear portion 15a jig connecting portion 16 thread 17 passage 18 syringe connection part 19 drilling tapping off edge 5 bone disease treatment device 51 flange 52 screw thread of the screw 53 passage 54 side openings

Claims (6)

    【特許請求の範囲】 [The claims]
  1. 【請求項1】 側面に形成されたねじ山と、先端部に形成されたドリリングタッピンねじの切り刃先と、後端部に形成された注射器接続部と、先端部より後端部まで貫通した通路を有し、かつ、先端より後端までの長さが、 And 1. A screw thread formed on the side surfaces, the cutting edge of the drilling tapping screw formed on the tip portion, the syringe connection portion formed in the rear portion, passage through to the rear end than the distal end portion have, and the length to the rear end than the distal end,
    前記先端部が皮質骨を貫通した状態にて前記後端部が皮膚表面の外方となるような長さを備える中空状ねじ部材からなることを特徴とする骨疾患の検査用もしくは治療用器具。 Inspection or treatment instrument of bone diseases characterized in that it consists of hollow screw member the rear end portion in a state where the tip has penetrated the cortical bone is provided with outwardly to become such a length of the skin surface .
  2. 【請求項2】 後端部に形成されたフランジと、少なくともフランジ付近でありかつ該フランジより先端側に側面に形成されたねじ山と、該ねじ山が設けられた部位より先端側の側面と前記後端部とを連通する通路を備えることを特徴とする骨疾患治療用器具。 A flange 2. A formed at the rear portion, and a screw thread formed on the side face than the distal end side is and the flange at least near the flange, and the side surface of the distal end side of the site where said thread is provided bone disease treatment device, characterized in that it comprises a passage communicating with said rear portion.
  3. 【請求項3】 後端部に形成されたフランジと、内部に形成された通路と、前記フランジ付近かつ先端側の側面に形成されたねじ山と、該ねじ山が設けられた部位より先端側の側面に形成され、かつ前記通路と連通する複数の側面開口とを備える中空状ねじ部材からなることを特徴とする骨疾患治療用器具。 3. A flange formed at a rear end portion, and a passage formed therein, and a screw thread formed on the side surface of the flange near and distal end, the distal end side of the site where said thread is provided of formed on a side surface, and said passage and bone disease treatment device, characterized in that it consists of hollow screw member and a plurality of side openings communicating.
  4. 【請求項4】 前記ねじ山が設けられた部位より先端側は、該ねじ山部位より細径でありかつねじ山が形成されていない部位となっている請求項2または3に記載の骨疾患治療用器具。 4. A front end side than the portion where the thread is provided, bone disease according to claim 2 or 3 has a site where there and threads in diameter than said thread portion is not formed therapeutic instrument.
  5. 【請求項5】 第1の骨疾患治療用器具と、該第1の骨疾患治療用器具の除去後に使用される第2の骨疾患治療用器具からなる骨疾患治療用具であり、前記第1の骨疾患治療用具は、側面に形成されたねじ山と、先端部に形成されたドリリングタッピンねじの切り刃先と、後端部に形成された注射器接続部と、先端部より後端部まで貫通した通路を有し、かつ、先端より後端までの長さが、 5. A first bone disease treatment device, a bone disease treatment devices consisting of a second bone disease treatment device to be used after removal of the first bone disease treatment device, said first the bone disease treatment devices, and threads formed on the side surfaces, the cutting edge of the drilling tapping screw formed on the tip portion, the syringe connection portion formed in the rear end portion, through to the rear end than the distal end portion has a passageway, and a length of up to the rear end than the distal end,
    前記先端部が皮質骨を貫通した状態にて前記後端部が皮膚表面の外方となる長さを備える中空状ねじ部材であり、前記第2の骨疾患治療用器具は、後端部に形成されたフランジと、少なくともフランジ付近でありかつフランジより先端側の側面に形成され、前記第1の骨疾患治療用器具の前記ねじ山とほぼ同じ形状のねじ山と、該ねじ山が設けられた部位より先端側の側面と前記後端部とを連通する通路を備えるものであることを特徴とする骨疾患治療用具。 The rear end portion in a state where the tip has penetrated the cortical bone is hollow threaded member having an outer become the length of the skin surface, the second bone disease treatment instrument is a rear end portion a flange formed, is formed on the side surface of at least a vicinity of the flange and the flange from the front end side, and threads of substantially the same shape as the threads of the first bone disease treatment device, said thread is provided bone disease treatment tool, characterized in that the portion from the side surface of the distal end side and the rear end portion in which comprises a passage communicating.
  6. 【請求項6】 前記第2の骨疾患治療用器具は、内部に形成された通路と、前記ねじ山が設けられた部位より先端側の側面に形成され、かつ前記通路と連通する複数の側面開口とを備える中空状ねじ部材である請求項5に記載の骨疾患治療用器具。 Wherein said second bone disease treatment instrument includes a passage formed therein, said screw thread is formed on the side surface of the distal end side than the portion provided, and a plurality of side surfaces said passage communicating with bone disease treatment instrument according to claim 5 which is a hollow screw member having an opening.
JP7336191A 1995-11-29 1995-11-29 Tool for curing bone disease Pending JPH09149906A (en)

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WO2001076494A1 (en) * 2000-04-10 2001-10-18 Sdgi Holdings, Inc. Fenestrated surgical screw and method
EP1635723A2 (en) * 2003-06-13 2006-03-22 Tyco Healthcare Group Lp Multiple member interconnect for surgical instrument and absorbable screw fastener
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