RU2017104139A - Цельнокерамический протез коленного сустава с пористой задней стороной, обращенной к кости - Google Patents

Цельнокерамический протез коленного сустава с пористой задней стороной, обращенной к кости Download PDF

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Publication number
RU2017104139A
RU2017104139A RU2017104139A RU2017104139A RU2017104139A RU 2017104139 A RU2017104139 A RU 2017104139A RU 2017104139 A RU2017104139 A RU 2017104139A RU 2017104139 A RU2017104139 A RU 2017104139A RU 2017104139 A RU2017104139 A RU 2017104139A
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Russia
Prior art keywords
porous
knee
prosthesis according
sintering
ceramic
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RU2017104139A
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RU2017104139A3 (ru
Inventor
Роман ПРОЙСС
Марита РАШКЕ
Петер ШТРЕТГЕН
Тобиас ВАЙСС
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Керамтек Гмбх
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Publication of RU2017104139A publication Critical patent/RU2017104139A/ru
Publication of RU2017104139A3 publication Critical patent/RU2017104139A3/ru

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  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Transplantation (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
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  • Medicinal Chemistry (AREA)
  • Engineering & Computer Science (AREA)
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  • Biomedical Technology (AREA)
  • Vascular Medicine (AREA)
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  • Cardiology (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Inorganic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Ceramic Engineering (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Prostheses (AREA)
  • Materials For Medical Uses (AREA)

Claims (11)

1. Протез коленного сустава с бедренным компонентом (1) и большим берцовым компонентом (2), каждый из которых имеет переднюю сторону, образующую сустав, и заднюю сторону (4), обращенную к кости, и полиэтиленовый (ПЭ) вкладыш (3), отличающийся тем, что бедренный компонент (1) и большой берцовый компонент (2) состоят из цельной керамики и оба компонента (1, 2) имеют встроенную пористую оссеоинтегрированную заднюю сторону (4), обращенную к кости.
2. Протез коленного сустава по п. 1, отличающийся тем, что бедренный компонент (1) и большой берцовый компонент (2), каждый, изготовлены из керамического спеченного формованного тела.
3. Протез коленного сустава по п. 2, отличающийся тем, что указанные спеченные формованные тела имеют на их задней стороне пористый слой (4).
4. Протез коленного сустава по п. 1, отличающийся тем, что пористая задняя сторона (4) образуется путем нанесения керамического шликера и заполнителя (порофора) в не спеченном состоянии и выжиганием заполнителя при спекании.
5. Протез коленного сустава по п. 1, отличающийся тем, что пористый слой (4) образуется путем вспенивания керамического шликера в не спеченном состоянии и последующего спекания.
6. Протез коленного сустава по п. 1, отличающийся тем, что пористая задняя сторона (4) образуется путем соединения плотного формованного тела с пористым керамическим формованным телом в спеченном состоянии.
7. Протез коленного сустава по п. 6, отличающийся тем, что указанное пористое формованное тело образуется путем вспенивания керамического шликера и спекания или инфильтрации пористой подложки шликером и спеканием.
8. Протез коленного сустава по п. 6, отличающийся тем, что соединение проводится путем припоя или склеивания.
9. Протез коленного сустава по п. 1, отличающийся тем, что встроенная пористая оссеоинтегративная задняя сторона (4) образуется путем 2К-литья впрыском (плотная фаза и пористая или пороформирующая фаза) и спекания.
10. Протез коленного сустава по одному из пп. 1-9, отличающийся тем, что пористая задняя сторона (4) путем дополнительного покрытия выполнена с возможностью получения дополнительной функциональности, такой как более высокая скорость интеграции или антибактериальное действие.
11. Протез коленного сустава по п. 10, отличающийся тем, что пористая задняя сторона (4) покрыта биостеклами, гидроксилапатитом, функционализированными белками или гидрогелями.
RU2017104139A 2014-07-09 2015-07-01 Цельнокерамический протез коленного сустава с пористой задней стороной, обращенной к кости RU2017104139A (ru)

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CN106659571A (zh) 2017-05-10
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