JP2000135230A - Artificial cranial bone member - Google Patents

Artificial cranial bone member

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Publication number
JP2000135230A
JP2000135230A JP10310242A JP31024298A JP2000135230A JP 2000135230 A JP2000135230 A JP 2000135230A JP 10310242 A JP10310242 A JP 10310242A JP 31024298 A JP31024298 A JP 31024298A JP 2000135230 A JP2000135230 A JP 2000135230A
Authority
JP
Japan
Prior art keywords
member
artificial
skull
cranial bone
grooves
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
JP10310242A
Other languages
Japanese (ja)
Inventor
Yoshinori Shiraiwa
義則 白岩
Original Assignee
Kyocera Corp
京セラ株式会社
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.)
Filing date
Publication date
Application filed by Kyocera Corp, 京セラ株式会社 filed Critical Kyocera Corp
Priority to JP10310242A priority Critical patent/JP2000135230A/en
Publication of JP2000135230A publication Critical patent/JP2000135230A/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
    • A61B17/80Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
    • A61B17/8061Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates specially adapted for particular bones
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/02Prostheses implantable into the body
    • A61F2/28Bones
    • A61F2/2875Skull or cranium

Abstract

PROBLEM TO BE SOLVED: To make an artificial cranial bone member compatible to the shape of an actual bone deficit part by constituting the artificial cranial bone member by a material having bioaffinity and bending the member into a desired shape by a tool or forming the member into one with thickness which can be notched. SOLUTION: By using ceramic materials such as alumina and apatite and a glass material such as bioglass, an artificial cranial bone member 10 is made one without bio-pseudo harmfulness or one with bioaffinity. In the artificial cranial bone member 10, many grooves 3 extending in radiation shapes and many concentric circular grooves 3 with a substantially spherical shell-like top part performing prosthesis for a loss part of the cranial bone as a center are formed so as to be intersected each other. Many fan blocks 4 partitioned by these grooves 3 are bent by tools such as pinchers, scissors and flat pliers and are divided by thickness which can be notched. As a result, the cranial bone member 10 can be made compatible to the shape of an actual bone deficit part.

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、脳腫瘍、脳血栓、 The present invention relates is, brain tumors, cerebral thrombosis,
外傷などの修復に際して頭蓋骨に欠損部が生じ、補綴する場合に、顔面本来の形を再現するための人工頭蓋骨部材に関するものである。 Defect in the skull during repair such occurs trauma, in the case of prosthesis, it relates to an artificial skull member for reproducing the facial native form.

【0002】 [0002]

【従来の技術】本発明は、脳腫瘍、脳血栓、外傷などの修復に際して頭蓋骨に欠損部が生じた欠損部を、図8のように補綴するために自家骨を用いたり、自家骨を用いることができない場合には、金属及びセラミックなどから成る人工頭蓋骨部材Aを用いるステンレススチール、 BACKGROUND OF THE INVENTION The present invention, brain tumor, cerebral thrombosis, the defect that the defect in the skull occurs upon restoration of such trauma, or with autologous bone to the prosthesis as shown in FIG. 8, the use of autologous bone if not possible, stainless steel using an artificial skull member a made of a metal and a ceramic,
その他、生体内で毒性の少ない金属製ワイヤーでもって固定する頭蓋骨再建術が行われている。 Other skull reconstruction of fixing with a small metal wire toxic in vivo has been performed.

【0003】特開平1−8965号はこのような人工頭蓋骨部材Aに関し、骨との接触部分である外周部に係止部を設け、陥没を防止する工夫を加えた構造が示されている。 [0003] Japanese Patent Laid-Open No. 1-8965 relates to such an artificial skull member A, the engaging portion is provided on the outer peripheral portion is a contact portion with the bone, devised added structure to prevent collapse is illustrated. そして、この人工頭蓋骨部材はこれにより審美性を損なうことなく頭蓋骨を再建することができるという効果を奏するものであった。 Then, the artificial skull member were those advantageously possible to reconstruct the skull without damaging this by aesthetics.

【0004】 [0004]

【従来技術の課題】しかしながら上記従来技術では、実際の骨欠損部のサイズや形状と予め準備しておいた人工頭蓋骨部材のサイズや形状とが大きく相違してしまった場合、開頭手術後に、その人工頭蓋骨を全く使用できなかったり、適切な補綴ができず重大な結果を招くなる恐れがあった。 In BACKGROUND problems, however the prior art, if the actual size and shape of the bone defect size and shape as previously prepared in advance artificial skull member had greatly different, after craniotomy, the or not at all available artificial skull, there is a risk Naru serious consequences can not appropriate prosthesis.

【0005】そのため異なるサイズや形状の複数の人工頭蓋骨部材を準備し、手術に際して滅菌などの準備することが対策として考えられるが、コストがかかるとともに手術中に適当な人工頭蓋骨部材を選択するのに手間がかかる等の課題があった。 [0005] Prepare the plurality of artificial skull member of that for different sizes and shapes, it is considered as a ready to take measures such as sterilization during surgery, to select the appropriate artificial skull member during surgery with costly time there is a problem such as consuming.

【0006】 [0006]

【課題を解決するための手段】上記の如き課題に鑑みて本発明は、頭蓋骨の欠損部を補綴すべく略半球殻状をなす人工頭蓋骨部材を生体為害性が無く或いは生体親和性を有した材質で構成するとともに、ペンチ、はさみ、ヤットコなどの工具でで所望の形に折ったり、切り込み可能な強度の肉厚とする。 Means for Solving the Problems] In view of the such problems of the present invention, since damage resistance biological artificial skull member having a substantially hemispherical in order to prosthesis the defect of the skull had no or biocompatibility as well as made of a material, pliers, scissors, or folded into a desired shape by a tool, such as tongs, a thickness of possible intensity cut to. 或いは、所望の形に折ったり、 Alternatively, or folded into a desired shape,
切り込んだりすることを容易ならしめるべく、凸面側に多数の溝を形成することを特徴とする。 So it makes it easy to Dari cut, and forming a number of grooves on the convex side.

【0007】 [0007]

【作用】本発明によれば、人工頭蓋骨部材をペンチ、はさみ、ヤットコなどの工具で所望の形に折ったり、切り込み可能な強度の肉厚としたり、多数の溝を設けてペンチ、はさみ、ヤットコなどの工具で折ったり、切り込んだりすることを容易たらしめるよう構成したので、手術中に術者が予め大きめに容易した人工頭蓋骨部材をペンチ、はさみ、ヤットコ等の簡便な手段により整形し、実際の骨欠損部の形状に適合させることができる。 According to the present invention, pliers artificial skull member, scissors, or folded into a desired shape by a tool such as a forceps, or the thickness of the strength that can be cut, pliers provided a number of grooves, scissors, forceps or folded with a tool such as, since it is configured such that make it easy to Dari cut, pliers artificial skull member the surgeon previously large easily during surgery, scissors, shaped by a simple means such as tongs, actual it can be of adapting to the shape of the bone defect.

【0008】これにより、コストを抑え、手間をかけずに手術を行うことができ、術者と患者の負担が減り、また、陥没の生じることのない固定が可能となり患者の満足する審美性を損なうことなく頭蓋骨を再建する。 [0008] As a result, reduce the cost, it is possible to perform surgery without the hassle, reduces the burden of the operator and the patient, also, the aesthetics to satisfy the patient becomes possible with no fixed that caused the depression to rebuild the skull without compromising.

【0009】 [0009]

【発明の実施の形態】以下、図によって本発明の実施形態を具体的に詳述する。 DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, specifically described embodiments of the present invention by FIG.

【0010】図1は本発明一実施形態に係る人工頭蓋骨部材1を示し、この人工頭蓋骨部材1はアルミナ、アパタイトなどのセラミック材、ステンレス鋼、コバルト・ [0010] Figure 1 shows an artificial skull member 1 according to the present invention one embodiment, the artificial skull member 1 is alumina, ceramic materials such as hydroxyapatite, stainless steel, cobalt
クロム・モリブデン合金、純チタン、チタン合金などのセラミック材、純チタンやチタン合金などの金属材料基材にアルミナ、アパタイト、酸化チタン、窒化チタンなどのセラミックなどのコーティングした表面被覆複合材料、バイオガラスなどのガラス材料等、生体為害性が無く或いは生体親和性を有した材質からなるものである。 Chromium molybdenum alloys, pure titanium, a ceramic material such as titanium alloys, alumina metallic material substrate such as pure titanium or a titanium alloy, apatite, titanium oxide, coated surface coating composition such as a ceramic such as titanium nitride, bioglass glass materials such as those biological because damage resistance is made of a material having a no or biocompatibility.

【0011】そして、上記人工頭蓋骨部材1は頭蓋骨の欠損部を補綴すべく略球殻状をなし、ペンチ、はさみ、 [0011] Then, the artificial skull member 1 forms a Ryakudama shell shaped in order to prosthesis defects of the skull, pliers, scissors,
ヤットコなどの工具で所望の形に折ったり、切り込んだりできる程度の肉厚としたことを特徴とする。 Or folded into a desired shape with a tool such as tongs, is characterized in that the wall thickness of the degree that you can Dari cut.

【0012】したがって、予め頭蓋骨を切除した場合の形状に合致するような形状より大きいものを作製しておき、手術中に術者が予め大きめに容易した人工頭蓋骨部材をペンチ、はさみ、ヤットコ等の簡便な手段により整形し、実際の骨欠損部の形状に適合させて用いることができる。 Accordingly, advance skull advance to prepare a larger than shaped to conform to the shape of the case of resected, pliers artificial skull member the surgeon previously large easily during surgery, scissors, etc. forceps was shaped by simple means, it can be used to adapt the actual shape of the bone defect. そして、頭蓋骨を切除した部分の形に適合させた状態のもとに人工頭蓋骨部材1でもって閉蓋する。 Then, it closed with an artificial skull member 1 to the original state adapted to the shape of the portion excised skull.

【0013】なお、人工頭蓋骨部材1の表面には多数の孔hが設けられており、これらは頭皮の内方成長によりアンカリングが得られ、部材を所定位置にて固定する作用がある他、栄養の供給路としても作用し、栄養不足に陥った頭皮の細胞が壊死することがないように設けられている。 [0013] On the surface of the artificial skull member 1 is provided with a plurality of holes h, these anchoring is obtained by ingrowth scalp, in addition to an effect of securing a member at a predetermined position, also acts as a supply passage of nutrients, cells of the scalp fell into undernourished is provided so as not to necrotic. また、部材の重量を軽減する作用もある。 There is also act to reduce the weight of the member.

【0014】上記人工頭蓋骨部材1は頭の丸味形状により一層適合性をよくするように球殻状を成す。 [0014] The artificial skull member 1 forms a spherical shell so as to improve the more compatible the rounded shape of the head. 図2 Figure 2
(a)に断面を示すようにその周縁部位を天然頭蓋骨B The peripheral edge portion as shown in the sectional view of (a) natural skull B
上に載置した状態のもとに係止され、人工頭蓋骨部材1 Locked to the original state of being placed on the upper, artificial skull member 1
が骨膜下(脳室内)中へ陥没することが防止される。 There is prevented from depressed to subperiosteal (icv) in. なお、必ずしも周縁部位のすべてが天然頭蓋骨B上に載置した状態になければならないこともなく、図2(b)に断面を示すように周縁部位が部分的に天然頭蓋骨B上に載置した状態であっても構わない。 Incidentally, all necessarily the peripheral site without that it must be in the state of being placed on natural skull B, peripheral portions as shown a cross-section in FIG. 2 (b) was placed partially on natural skull B it may be a state. この場合、周縁部位と天然頭蓋骨Bの欠損縁とのギャップが余り大きくならないようにすることが肝要である。 In this case, it is important to ensure that the gap between the defect borders of the peripheral site and the native skull B is not too large.

【0015】ところで、前記「ペンチ、はさみ、ヤットコなどの工具で所望の形に折ったり、切り込んだりできる程度の肉厚」とは、材質によって異なるものであることは言うまでもないが、例えば、アルミナの場合、厚さが0.1mm〜3mmの範囲であることが好ましい。 By the way, the "pliers, scissors, or folded into a desired shape by a tool, such as tongs, a thickness enough to Dari cut" Although it is needless to say that those that vary according to the material, e.g., alumina If, it is preferable that the thickness is in the range of 0.1 mm to 3 mm.

【0016】アパタイトの場合も同様で、厚さが0.1 [0016] The same applies to the case of apatite, a thickness of 0.1
mm〜3mmの範囲であることが好ましい。 It is preferably in the range of Mm~3mm.

【0017】チタン合金の場合は、肉厚を0.1mm以下にすることが好ましい。 [0017] In the case of titanium alloy, it is preferable that the wall thickness to 0.1mm or less.

【0018】バイオガラスの場合は、厚さを0.1mm [0018] In the case of bio-glass, 0.1mm thickness
〜3mm程度であるのが適当である。 It is appropriate in the range of about ~3mm.

【0019】次に、本発明の別実施形態を説明する。 Next, for explaining another embodiment of the present invention.

【0020】図3に別実施形態の人工頭蓋骨部材10を示し、前記生体為害性が無く或いは生体親和性を有した材質からなるものである。 [0020] Figure 3 shows an artificial skull member 10 of another embodiment is one wherein the bio for damage resistance is made of no or material having biocompatibility. そして、上記人工頭蓋骨部材1は頭蓋骨の欠損部を補綴すべく略球殻状をなし、ペンチ、はさみ、ヤットコなどの工具で所望の形に折ったり、切り込んだりすることを容易ならしめるべく凸面2 Then, the artificial skull member 1 forms a Ryakudama shell shaped in order to prosthesis defects of the skull, pliers, scissors, or folded into a desired shape by a tool, such as forceps, to makes it easier to Dari cut convex 2
側に多数の溝3を形成したことを特徴とする。 And characterized by forming a number of grooves 3 on the side.

【0021】部材の厚みに関しては、溝底部分の肉厚が上記数値範囲内となるように設定するのが好ましい。 [0021] Regarding the thickness of the member, preferably the wall thickness of the groove bottom portion is set to be within the above range.

【0022】図3に示す例では、放射状の伸びる多数の溝3と略球殻状の頂部を中心とする同心円状の多数の溝3を互いに交叉するよう形成し、これにより、溝3により区画されたペンチ、はさみ、ヤットコなどにより分割可能な多数の扇状ブロック4が設けられたものとなっている。 [0022] In the example shown in FIG. 3, formed so as to intersect the a number of concentric grooves 3 around a number of grooves 3 and a substantially spherical shell-like top portion radially of extending each other, thereby, defined by the groove 3 been pliers, scissors, has become that large number of the fan-shaped block 4 dividable is provided by such forceps.

【0023】この人工頭蓋骨部材10については、予め大きいものを作製しておき、手術中に術者が予め大きめに用意した人工頭蓋骨部材をペンチ、はさみ、ヤットコ等の簡便な手段により整形し、頭蓋骨を切除した部分の形に適合させた状態のもとに人工頭蓋骨部材10でもって閉蓋するという使用方法は図1の人工頭蓋骨部材1の場合と基本的には変わらない。 [0023] The artificial skull member 10 shaped by advance and prepare a larger, pliers artificial skull member the surgeon in advance slightly larger prepared during surgery, scissors, convenient means such as tongs, skull with artificial skull member 10 to the original state adapted to the shape of the resected portion of the usage that closed unchanged basically in the case of the artificial skull member 1 FIG.

【0024】図4に図3の人工頭蓋骨部材10に上面図を示し、同図(a)の整形前の形から頭蓋骨を切除した部分の形に適合させるため任意の扇状ブロック4を溝3 [0024] Figure 4 shows a top view of the artificial skull member 10 in FIG. 3, the groove 3 Any fan block 4 for adapting the form of pre-shaped into the form of a resected portion of the skull FIG (a)
に合わせて切除する。 Excised according to the. 同図(b)は小さな径に整形した状態であり、同図(c)は小さな径にするとともに、骨との係合のために周方向に突出する部分を残すよう整形した状態である。 FIG (b) is a state of being shaped into a small diameter, FIG. (C) is as well as the smaller diameter, a state in which shaping to leave a portion projecting in the circumferential direction for engagement with the bone.

【0025】また、図5に溝3の断面形状を示し、同図(a)のように底部に丸味を設けた形状のものや、同図(b)のようにV字状としたもの、或いは、凸面2と凹面5の両方からV字状の溝3を形成したものであっても良い。 Further ones, shows a cross-sectional shape of the groove 3 in Figure 5, which was the figure (a) objects or shapes having a rounded bottom as shown in, FIG. (B) V-shape as, or it may be made by forming a V-shaped groove 3 from both the convex 2 and the concave 5.

【0026】図6に図5(c)に示す如く溝3を形成した人工頭蓋骨部材10を頭蓋骨に装着した状態を示し、 [0026] The artificial skull member 10 having grooves 3 as shown in FIG. 5 (c) in FIG. 6 shown mounted in the skull,
この場合は、テーパー面3aを利用することによって開頭切除部に対する人工頭蓋骨部材10の位置決めがいっそう容易となり、かつ安定的に装着固定することができるという効果がある。 In this case, there is an effect that positioning of the artificial skull member 10 for craniotomy resection by utilizing a tapered surface 3a becomes more easily, and can be stably attached and fixed.

【0027】続いて図7に本発明の他実施形態に係る人工頭蓋骨部材20を示し、この人工頭蓋骨部材20は、 [0027] Subsequently shows an artificial skull member 20 according to another embodiment of the present invention in FIG. 7, the artificial skull member 20,
放射状の伸びる多数の溝3と略球殻状の頂部を中心とする同心円状の多数の溝3と、扇状ブロック4の対角線状にも溝3を形成したものである。 And a number of concentric grooves 3 around a number of grooves 3 and a substantially spherical shell-like top portion radially of extending, and forming a groove 3 in diagonal fan block 4. 同図(b)に整形例を示し、上記対角線状の溝3を利用して三角形状の突出部が残るように溝3に沿って切除を行ったものである。 Shows a shaped example in FIG. (B), in which it resected along the groove 3 as triangular protrusions by utilizing the grooves 3 of the diagonal remains. この突出部を骨との係合に用いることができる。 The projecting portion can be used for engagement with the bone.

【0028】以上、本発明の実施形態を図により例示したが本発明は上記実施形態に限定されるものでなく、発明の目的を逸脱しない限り任意の形態とすることができることは言うまでもない。 [0028] Although illustrated but the present invention with reference to FIG embodiments of the present invention is not limited to the above embodiments, it goes without saying that can be in any form without departing from the object of the invention.

【0029】 [0029]

【発明の効果】叙上のように本発明によれば、人工頭蓋骨部材をペンチ、はさみ、ヤットコなどの工具で所望の形に折ったり、切り込んだりできる程度の肉厚としたり、多数の溝を設けてペンチ、はさみ、ヤットコなどで折ったり、切り込んだりすることを容易たらしめるよう構成したので、手術中に術者が予め大きめに容易した人工頭蓋骨部材をペンチ、はさみ、ヤットコ等の簡便な手段により整形し、実際の骨欠損部の形状に適合させることができる。 Effects of the Invention According to the present invention as the ordination, pliers artificial skull member, scissors, or folded into a desired shape by a tool, such as tongs, or a thickness enough to Dari cut, a number of grooves provided pliers, scissors, or folded like tongs, since it is configured such that make it easy to Dari cut, pliers artificial skull member the surgeon previously large easily during surgery scissors, convenient means such as forceps shaped, it is possible to adapt the actual shape of the bone defect.

【0030】したがって、コストを抑え、手間をかけずに手術を行うことができ、術者と患者の負担が減り、また、陥没の生じることのない固定が可能となり患者の満足する審美性を損なうことなく頭蓋骨を再建することができる。 [0030] Thus, reducing the cost, it is possible to perform surgery without the hassle, reduces the burden of the operator and the patient, also, detract from the aesthetics to satisfy the patient becomes possible with no fixed that caused the depression it is possible to reconstruct the skull without.

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

【図1】本発明一実施形態に係る人工頭蓋骨部材の斜視図である。 1 is a perspective view of the present invention according to one embodiment an artificial skull member.

【図2】(a)(b)はともに図1の人工頭蓋骨部材を頭蓋骨に装着した状態を示す部分断面図である。 Figure 2 (a) (b) are both partial sectional view showing a state in which the artificial skull member is attached to the skull of FIG.

【図3】本発明別実施形態に係る人工頭蓋骨部材の斜視図である。 3 is a perspective view of the artificial skull member according to the present invention by the embodiment.

【図4】(a)(b)(c)はともに図3の人工頭蓋骨部材に上面図を示し、(a)は整形前の状態であり、 [4] (a) (b) (c) both a top view of an artificial skull member of FIG. 3, (a) the state before shaping,
(b)(c)は整形例を示す。 (B) (c) shows a shaping example.

【図5】(a)(b)(c)はともに図3の人工頭蓋骨部材の部分断面図であり、溝の断面形状を示す。 [5] (a) (b) (c) are both partially sectional views of the artificial skull member of FIG. 3 shows the groove cross-sectional shape.

【図6】図5(c)に示す如く溝を形成した人工頭蓋骨部材を頭蓋骨に装着した状態を示す部分断面図である。 [6] The artificial skull member having grooves as shown in FIG. 5 (c) is a partial sectional view showing a state of mounting the skull.

【図7】(a)(b)はともに本発明の他実施形態に係る人工頭蓋骨部材を示す斜視図であり、(a)は整形前の状態を示し、(b)は整形例を示す。 7 (a) (b) is a perspective view showing an artificial skull member together according to another embodiment of the invention, (a) shows a state before shaping, exhibits a shaping example (b).

【図8】従来の人工頭蓋骨部材を頭蓋骨に装着した状態の外観図である。 [8] The conventional artificial skull member is an external view of a state of mounting the skull.

【符号の説明】 DESCRIPTION OF SYMBOLS

1、10、20 人工頭蓋骨部材 2 凸面 3 溝 3a デーパー面 4 扇状ブロック 5 凹面 B 天然頭蓋骨 1, 10, 20 artificial skull member 2 convex third groove 3a Depa surface 4 diverging block 5 concave B natural skull

Claims (3)

    【特許請求の範囲】 [The claims]
  1. 【請求項1】生体為害性が無く或いは生体親和性を有した材質からなり頭蓋骨の欠損部を補綴すべく略半球殻状をなし、ペンチ、はさみ、ヤットコなどの工具で所望の形に折ったり、切り込み可能な強度の肉厚としたことを特徴とする人工頭蓋骨部材。 1. A a substantially hemispherical in order to prosthesis defects of the skull consists Material bio for damage resistance is having a rather or biocompatibility, or fold pliers, scissors, to the desired shape with a tool such as a forceps artificial skull member, characterized in that the thickness of possible intensity cuts.
  2. 【請求項2】生体為害性が無く或いは生体親和性を有した材質からなり頭蓋骨の欠損部を補綴すべく略半球殻状をなし、ペンチ、はさみ、ヤットコなどの工具で所望の形に折ったり、切り込んだりすることを容易ならしめるべく凸面側に多数の溝を形成してなる人工頭蓋骨部材。 Wherein a substantially hemispherical in order to prosthesis defects of the skull consists Material bio for damage resistance is having a rather or biocompatibility, or fold pliers, scissors, to the desired shape with a tool such as a forceps , by forming a plurality of grooves on the convex surface side so it makes it easier to Dari cut artificial skull member.
  3. 【請求項3】放射状および同心状の溝を規則的に設けてなる請求項2記載の人工頭蓋骨部材。 3. A radial and concentric grooves formed by providing regularly a second aspect of the artificial skull member.
JP10310242A 1998-10-30 1998-10-30 Artificial cranial bone member Pending JP2000135230A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10310242A JP2000135230A (en) 1998-10-30 1998-10-30 Artificial cranial bone member

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10310242A JP2000135230A (en) 1998-10-30 1998-10-30 Artificial cranial bone member

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JP2000135230A true JP2000135230A (en) 2000-05-16

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7361178B2 (en) 2000-07-27 2008-04-22 Synthes (U.S.A.) Cranial flap clamp and instrument for use therewith
JP2009538686A (en) * 2006-06-02 2009-11-12 ポーレックス サージカル,インコーポレイテッド Craniofacial implant
US7887587B2 (en) 2004-06-04 2011-02-15 Synthes Usa, Llc Soft tissue spacer
US7993349B2 (en) 2000-07-27 2011-08-09 Synthes Usa, Llc Cranial flap clamp instrument
JP2012510838A (en) * 2008-12-05 2012-05-17 プラグメド ハート Housing interface assembly embedded in the bone wall to allow interaction between human activity and the machine
JP2015134064A (en) * 2014-01-17 2015-07-27 国立大学法人島根大学 Programming device, nc machining machine and bone member machining system
US9351765B2 (en) 2007-04-06 2016-05-31 DePuy Synthes Products, Inc. Securing device to secure fixation devices to bone portions
WO2018098652A1 (en) * 2016-11-30 2018-06-07 重庆博仕康科技有限公司 Basis cranii repairing device for transsphenoidal pituitary adenoma surgery
US10052143B2 (en) 2014-04-30 2018-08-21 DePuy Synthes Products, Inc. Tensioning instrument and related bone fixation systems and methods

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7361178B2 (en) 2000-07-27 2008-04-22 Synthes (U.S.A.) Cranial flap clamp and instrument for use therewith
US7993349B2 (en) 2000-07-27 2011-08-09 Synthes Usa, Llc Cranial flap clamp instrument
US7887587B2 (en) 2004-06-04 2011-02-15 Synthes Usa, Llc Soft tissue spacer
US8945220B2 (en) 2004-06-04 2015-02-03 DePuy Synthes Products, LLC Soft tissue spacer
JP2009538686A (en) * 2006-06-02 2009-11-12 ポーレックス サージカル,インコーポレイテッド Craniofacial implant
US9351765B2 (en) 2007-04-06 2016-05-31 DePuy Synthes Products, Inc. Securing device to secure fixation devices to bone portions
JP2012510838A (en) * 2008-12-05 2012-05-17 プラグメド ハート Housing interface assembly embedded in the bone wall to allow interaction between human activity and the machine
JP2015134064A (en) * 2014-01-17 2015-07-27 国立大学法人島根大学 Programming device, nc machining machine and bone member machining system
US10052143B2 (en) 2014-04-30 2018-08-21 DePuy Synthes Products, Inc. Tensioning instrument and related bone fixation systems and methods
WO2018098652A1 (en) * 2016-11-30 2018-06-07 重庆博仕康科技有限公司 Basis cranii repairing device for transsphenoidal pituitary adenoma surgery

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