JP5108301B2 - セラミック製造 - Google Patents
セラミック製造 Download PDFInfo
- Publication number
- JP5108301B2 JP5108301B2 JP2006509209A JP2006509209A JP5108301B2 JP 5108301 B2 JP5108301 B2 JP 5108301B2 JP 2006509209 A JP2006509209 A JP 2006509209A JP 2006509209 A JP2006509209 A JP 2006509209A JP 5108301 B2 JP5108301 B2 JP 5108301B2
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- JP
- Japan
- Prior art keywords
- ceramic
- article
- condyle
- femoral
- implant
- 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.)
- Expired - Fee Related
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Images
Classifications
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Landscapes
- Health & Medical Sciences (AREA)
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- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Cardiology (AREA)
- Veterinary Medicine (AREA)
- Organic Chemistry (AREA)
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- Public Health (AREA)
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- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Biomedical Technology (AREA)
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- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Composite Materials (AREA)
- Physical Education & Sports Medicine (AREA)
- Inorganic Chemistry (AREA)
- Plastic & Reconstructive Surgery (AREA)
- Prostheses (AREA)
- Materials For Medical Uses (AREA)
- Devices For Post-Treatments, Processing, Supply, Discharge, And Other Processes (AREA)
Description
ステップ2:充填された型18をCIPプレス19内に配置する。
ステップ3:プレス19を励動して例えば未燃焼ブロック520のような初期未燃焼体を得る。
ステップ4:未燃焼ブロック520を必要なら素焼きに掛けて、素焼きの未燃焼ブロック521を得る。
ステップ5:未燃焼ブロック521(またはもし素焼きが行われないならば520)を例えばCNC機により機械加工して、機械加工未燃焼セラミック体530を得る。
ステップ7:窯39を加熱して前駆セラミック体530を燃焼してより完成したセラミック体540を得る。
19:中空型
100:大腿骨部材
101:フレーム
200:脛骨部材
Claims (29)
- 安定剤として酸化マグネシウムを含む単斜晶系ジルコニアを主成分とする粉末のセラミック材料を供給し、前記粉末のセラミック材料にバインダーを用いずに、冷間等方圧加工作業により前記粉末のセラミック材料を圧縮して未加工のプレスされた初期未燃焼体を形成し、前記未加工のプレスされた初期未燃焼体を加熱して、素焼きセラミックの初期未燃焼体を得るステップと、
前記素焼きセラミックの初期未燃焼体を機械加工して、燃焼後の所定の完成セラミック内植組織または内植組織部材のセラミック部分の形状に類似し、同様の形状であるがそれよりも大きい前駆体としての形状を有する、機械加工された素焼きの未燃焼セラミック体を得るステップと、
次に機械加工された素焼きの未燃焼セラミック体を燃焼して、燃焼されたMG−TTZのセラミック体製造物を得るステップと、
を含むことを特徴とするMG−TTZのセラミック体内植組織または内植組織部材の製造方法。 - 前記機械加工された素焼きの未燃焼セラミック体が、整形外科用のセラミック体内植組織または内植組織部材のための物であり、前記燃焼されたMG−TTZのセラミック体製造物が、整形外科用のセラミック体内植組織または内植組織部材であり、かつ臀部若しくは肩関節用の球、平面で切断された球、または孔が開けられた球でないことを特徴とする請求項1に記載の方法。
- 前記機械加工された素焼きの未燃焼セラミック体が、後方安定型膝内植組織用の大腿骨部材のための物であり、燃焼された前記セラミック体が後方安定型膝内植組織用の大腿骨部材であることを特徴とする請求項2に記載の方法。
- 前記機械加工された素焼きの未燃焼セラミック体が、回転膝内植組織用の大腿骨部材のための物であり、燃焼された前記セラミック体が回転膝内植組織用の大腿骨部材であることを特徴とする請求項2に記載の方法。
- 前記機械加工された素焼きの未燃焼セラミック体が、中間及び側方に関節丘の関節表面を含む、十字靭帯温存用の膝内植組織用の大腿骨部材のための物であり、燃焼された前記セラミック体が、中間及び側方に関節丘の関節表面を含む、十字靭帯温存用の膝内植組織用の大腿骨部材であることを特徴とする請求項2に記載の方法。
- 熱間等方圧加工が行われないことを特徴とする請求項1から5のいずれかに記載の方法。
- 前記粉末のセラミック材料が、最大で10μmの断面直径を有することを特徴とする請求項1から6のいずれかに記載の方法。
- 燃焼された前記セラミック体の機械的仕上げ作業が、研磨のみであることを特徴とする請求項1から7のいずれかに記載の方法。
- 燃焼された前記セラミック体の密度が、理論的密度の少なくとも90%であることを特徴とする請求項1から8のいずれかに記載の方法。
- MG−TTZセラミックの内植組織または内植組織部材を有する製造物品であって、
前記内植組織若しくは前記内植組織部材は、
安定剤として酸化マグネシウムを含む単斜晶系ジルコニアを主とする粉末のセラミック材料を供給し、前記粉末のセラミック材料にバインダーを用いずに、冷間等方圧加工作業により前記粉末のセラミック材料を圧縮して未加工のプレスされた初期未燃焼体を形成し、前記未加工のプレスされた初期未燃焼体を加熱して、素焼きセラミックの初期未燃焼体を得て、
前記素焼きセラミックの初期未燃焼体を機械加工して、前記製造物品である燃焼後の所定の完成セラミック体のセラミック部分の形状に類似し、同様の形状であるがそれより大きい前駆体としての形状を有する、機械加工された素焼きの未燃焼セラミック体を得て、
前記機械加工された素焼きの未燃焼セラミック体を燃焼して、燃焼された所定の完成セラミック体を得ることによりセラミックから形成され、または前記内植組織若しくは前記内植組織部材は、前記完成セラミック体を有することを特徴とする製造物品。 - 前記内植組織または前記内植組織部材が膝の大腿骨または脛骨部材であることを特徴とする請求項10に記載の物品。
- 前部、下側及び後部関節丘を含む左右の関節丘フランジの間を埋めるとともに関節丘間に窪みを形成する側壁及び上部と、前記窪み内の後方安定ストッパーとを備えたフレームを有する、MG−TTZのセラミック体を用いた後方安定型膝内植組織のための、一体の大腿骨部材であることを特徴とする請求項11に記載の物品。
- 一体のMG−TTZの燃焼セラミックフレームを用いた膝内植組織を含む回転装置のための大腿骨フレーム部材であり、前記フレーム部材は、側方および中間前部、下側及び後部関節丘フランジの間における関節丘間の窪みに備えられる側壁及び前壁を有し、前記関節丘フランジは、対応する関節表面に加えて前記前部フランジとそれぞれの前部関節丘との間に滑車状表面を有し、前記側壁及び前壁は、対応する脛骨トレイの容器に係合される垂下雄タイプ部分を受けることができることを特徴とする請求項11に記載の物品。
- MG−TTZのセラミック体を用いた一体の膝の十字靭帯温存の大腿骨部材であり、前記大腿骨部材は、関節丘を有する左右の関節丘フランジの間に前方が平滑な、膝蓋軌跡の関節表面を含み、前記関節丘は、下側及び後部に左右の関節丘を含み、前記左右の関節丘の間に空間の窪みがあることを特徴とする請求項11に記載の物品。
- MG−TTZのセラミック体を用いた一体の膝のための単房大腿骨関節丘部材であって、該関節丘部材は、平滑な関節丘表面を含み、前記関節丘表面は、前部、下側及び後部関節丘を含むことを特徴とする請求項11に記載の物品。
- 膝蓋大腿関節内植組織であることを特徴とする請求項10に記載の物品。
- 単房膝の一体スペーサー装置または単房関節の複数部材からなる整列装置であることを特徴とする請求項10に記載の物品。
- 顎関節キャップ内植組織であることを特徴とする請求項10に記載の物品。
- 脊椎キャップであることを特徴とする請求項10に記載の物品。
- 足首関節ユニットまたは部材であることを特徴とする請求項10に記載の物品。
- 前記内植組織または前記内植組織部材を通って外科セメントに至る照明の使用により前記外科セメントのより迅速な硬化がもたらされるように、前記MG−TTZのセラミックが光透過性であることを特徴とする請求項10に記載の物品。
- 前記大腿骨部材が、金属大腿骨膝部材の後部関節丘に関する強度試験のための標準に対応するアメリカ合衆国食料・薬品省標準に従い、力が関節丘の不支持部分に対して後部において前方向に加えられた場合に、前記関節丘が少なくとも1500ポンド(約680kg)の強度を有していることを特徴とする請求項12から15のいずれかに記載の物品。
- MG−TTZセラミックの内植組織または内植組織部材を有する製造物品であって、
前記内植組織または内植組織部材は、一体であるとともに膝用であり、
前部、下側及び後部関節丘を含む左右の関節丘フランジの間を埋めるとともに関節丘間に窪みを形成する側壁及び上部と、前記窪み内の後方安定ストッパーとを備えたフレームを有するセラミック体を用いた後方安定型膝内植組織のためのMG−TTZセラミックの大腿骨部材、
燃焼されたMG−TTZセラミックのフレームを用いたMG−TTZセラミックの回転膝の大腿骨部材フレームの内植組織であって、側方および中間前部、下側及び後部関節丘フランジの間における関節丘間の窪みに備えられる側壁及び前壁を有し、前記関節丘フランジは、対応する関節表面と、前記前部フランジとそれぞれの前部関節丘との間の滑車状表面とを有し、前記側壁及び前壁は、対応する脛骨トレイの容器に係合される垂下雄タイプ部分を受けることができる内植組織、
MG−TTZセラミック体を用いた膝用のMG−TTZセラミックの十字靭帯温存の大腿骨部材の内植組織であり、関節丘を有する左右の関節丘フランジの間おける前方が平滑な、膝蓋軌跡の関節表面を含み、前記関節丘は、下側及び後部に左右の関節丘を含み、左右の関節丘の間に空間の窪みがある内植組織、
MG−TTZセラミック体を用いた膝用の単房の大腿骨関節丘部材の内植組織であって、平滑な関節丘表面を含み、前記関節丘表面は、前部、下側及び後部関節丘を含む内植組織、
からなる群から選ばれることを特徴とする請求項10に記載の製造物品。 - 前記後方安定型膝内植組織のための大腿骨部材であることを特徴とする請求項23に記載の製造物品。
- 前記回転膝の大腿骨部材フレームの内植組織であることを特徴とする請求項23に記載の製造物品。
- 前記十字靭帯温存の大腿骨部材の内植組織であることを特徴とする請求項23に記載の製造物品。
- 前記単房の大腿骨関節丘部材の内植組織であることを特徴とする請求項23に記載の製造物品。
- さらに内移植されたときに、基端および奥方向を向く突出バンプを有した内側を向く骨内部成長表面および/またはセメント接着表面を有していることを特徴とする請求項23から27のいずれかに記載の製造物品。
- 金属大腿骨膝部材の後部関節丘に関する強度試験のための標準に対応するアメリカ合衆国食料・薬品省標準に従い、力が関節丘の不支持部分に対して後部において前方向に加えられた場合に、前記関節丘が少なくとも1500ポンド(約680kg)の強度を有することを特徴とする請求項23から28のいずれかに記載の製造物品。
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EP2596927A1 (en) | 2013-05-29 |
JP6077731B2 (ja) | 2017-02-08 |
ES2625698T3 (es) | 2017-07-20 |
WO2004080340A2 (en) | 2004-09-23 |
WO2004080340A3 (en) | 2004-11-11 |
CA2517623C (en) | 2012-10-02 |
AU2004220540A1 (en) | 2004-09-23 |
EP1601511B9 (en) | 2017-03-01 |
EP1601511B1 (en) | 2016-10-05 |
EP2596927B1 (en) | 2017-04-12 |
EP1601511A4 (en) | 2008-02-13 |
AU2004220540B2 (en) | 2007-12-06 |
JP2006523156A (ja) | 2006-10-12 |
JP2011062511A (ja) | 2011-03-31 |
ES2608910T3 (es) | 2017-04-17 |
WO2004080340B1 (en) | 2004-12-29 |
CA2517623A1 (en) | 2004-09-23 |
EP1601511A2 (en) | 2005-12-07 |
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