JP2020096831A - 多孔性イングロース材料を含む膝蓋大腿部インプラントおよび当該インプラントを製造する方法 - Google Patents
多孔性イングロース材料を含む膝蓋大腿部インプラントおよび当該インプラントを製造する方法 Download PDFInfo
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- JP2020096831A JP2020096831A JP2019222134A JP2019222134A JP2020096831A JP 2020096831 A JP2020096831 A JP 2020096831A JP 2019222134 A JP2019222134 A JP 2019222134A JP 2019222134 A JP2019222134 A JP 2019222134A JP 2020096831 A JP2020096831 A JP 2020096831A
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- barrier
- base
- porous
- orthopedic implant
- implant according
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- 239000007943 implant Substances 0.000 title claims abstract description 102
- 238000004519 manufacturing process Methods 0.000 title abstract description 5
- 230000004888 barrier function Effects 0.000 claims abstract description 87
- 230000000399 orthopedic effect Effects 0.000 claims abstract description 37
- 239000011148 porous material Substances 0.000 claims abstract description 35
- 238000000465 moulding Methods 0.000 claims abstract description 18
- 239000012778 molding material Substances 0.000 claims abstract description 16
- 238000009792 diffusion process Methods 0.000 claims description 13
- 238000005304 joining Methods 0.000 claims description 8
- 244000273618 Sphenoclea zeylanica Species 0.000 claims description 4
- 210000001519 tissue Anatomy 0.000 description 10
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 6
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- JUPQTSLXMOCDHR-UHFFFAOYSA-N benzene-1,4-diol;bis(4-fluorophenyl)methanone Chemical compound OC1=CC=C(O)C=C1.C1=CC(F)=CC=C1C(=O)C1=CC=C(F)C=C1 JUPQTSLXMOCDHR-UHFFFAOYSA-N 0.000 description 2
- 239000000560 biocompatible material Substances 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 229910052588 hydroxylapatite Inorganic materials 0.000 description 2
- 238000002513 implantation Methods 0.000 description 2
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- XYJRXVWERLGGKC-UHFFFAOYSA-D pentacalcium;hydroxide;triphosphate Chemical compound [OH-].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O XYJRXVWERLGGKC-UHFFFAOYSA-D 0.000 description 2
- 229920006260 polyaryletherketone Polymers 0.000 description 2
- 239000004633 polyglycolic acid Substances 0.000 description 2
- 239000002861 polymer material Substances 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 229910052715 tantalum Inorganic materials 0.000 description 2
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 2
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- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
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Landscapes
- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Engineering & Computer Science (AREA)
- Vascular Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Cardiology (AREA)
- Life Sciences & Earth Sciences (AREA)
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Abstract
Description
これは、参照により本明細書に組み込まれる2018年12月7日付けで出願された「多孔性イングロース材料を含む膝蓋大腿部インプラントおよび当該インプラントを製造する方法」という発明の名称の米国仮特許出願第62/776692号に基づく非仮出願である。
Claims (19)
- 整形外科用インプラントであって、前記整形外科用インプラントは、
成形材料を含む基部と、
前記基部に連結される第1の多孔性イングロース材料領域と、
前記基部に連結される第2の多孔性イングロース材料領域と、
前記基部に連結される少なくとも1つのバリアインサートと、
を備え、
前記バリアインサートは、前記基部の成形中に、前記基部の成形材料が、前記第1の多孔性イングロース材料領域のいくつかの細孔内および前記第2の多孔性イングロース材料領域のいくつかの細孔内へと導入されるのを阻止するように構成されているバリア材料を含む、
整形外科用インプラント。 - 前記基部は、中空ステムをさらに備える、
請求項1記載の整形外科用インプラント。 - 前記少なくとも1つのバリアインサートは、バリアステムをさらに備える、
請求項2記載の整形外科用インプラント。 - 前記第1の多孔性イングロース材料領域および前記第2の多孔性イングロース材料領域は、両方とも、前記バリアステムの上に適合する、
請求項3記載の整形外科用インプラント。 - 前記第1の多孔性イングロース材料領域および前記第2の多孔性イングロース材料領域は、前記バリアステムに拡散接合される、
請求項4記載の整形外科用インプラント。 - 前記バリアステムは、中空である、
請求項3記載の整形外科用インプラント。 - 前記少なくとも1つのバリアインサートは、内部に形成された複数の成形溝を備える、
請求項3記載の整形外科用インプラント。 - 前記成形溝は、前記バリアステムに形成されている、
請求項7記載の整形外科用インプラント。 - 前記基部の前記成形材料は、前記成形溝の少なくともいくつかを充填する、
請求項8記載の整形外科用インプラント。 - 前記バリアステムは、前記第2の多孔性イングロース材料領域の開口を介して露出している、
請求項3記載の整形外科用インプラント。 - 前記整形外科用インプラントは、前記少なくとも1つのバリアインサートと前記基部との間に配置された多孔性の接合リングをさらに備え、前記接合リングは、前記基部に前記少なくとも1つのバリアインサートを接合するために、前記基部の成形材料によって少なくとも部分的に充填されている、
請求項1記載の整形外科用インプラント。 - 前記基部は、凹部を備え、前記多孔性の接合リングは、前記凹部内に配置されている、
請求項11記載の整形外科用インプラント。 - 前記第1の多孔性イングロース材料領域は、第1のイングロースディスク、第2のイングロースディスク、および、前記第1のイングロースディスクと前記第2のイングロースディスクとに連結されるバリア層を備える、
請求項1記載の整形外科用インプラント。 - 前記バリア層は、実質的に非多孔性材料を含む、
請求項13記載の整形外科用インプラント。 - 前記バリア材料は、1mm以下の最大孔サイズを備える細孔を有する多孔性材料を含む、
請求項13記載の整形外科用インプラント。 - 前記少なくとも1つのバリアインサートは、複数のバリアインサートを備える、
請求項1記載の整形外科用インプラント。 - 前記各バリアインサートは、少なくとも1つの隣接するバリアインサートに接して境界を成している、
請求項16記載の整形外科用インプラント。 - 前記各バリアインサートは、それぞれバリアステムを備える、
請求項16記載の整形外科用インプラント。 - 前記少なくとも1つのバリアインサートは、閉じた底面を備える、
請求項1記載の整形外科用インプラント。
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US201862776692P | 2018-12-07 | 2018-12-07 | |
US62/776,692 | 2018-12-07 |
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JP2020096831A true JP2020096831A (ja) | 2020-06-25 |
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US (1) | US11564799B2 (ja) |
EP (1) | EP3662869A1 (ja) |
JP (1) | JP2020096831A (ja) |
CA (1) | CA3064394A1 (ja) |
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US11090162B2 (en) * | 2017-05-04 | 2021-08-17 | Wright Medical Technology, Inc. | Bone implant with struts |
US20200330231A1 (en) * | 2019-04-18 | 2020-10-22 | Smed-Ta/Td, Llc | Methods of forming implants with porous surfaces using heat bonding |
EP4056153A1 (en) * | 2021-03-10 | 2022-09-14 | Globus Medical, Inc. | Systems and methods for knee arthroplasty |
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US7291174B2 (en) * | 2002-09-09 | 2007-11-06 | Depuy Products, Inc. | Prosthetic tibial component with modular sleeve |
US8728387B2 (en) * | 2005-12-06 | 2014-05-20 | Howmedica Osteonics Corp. | Laser-produced porous surface |
US8573305B2 (en) * | 2009-07-24 | 2013-11-05 | Deep Sea Technologies, Inc. | Pull-head release mechanism for bend stiffener connector |
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US8303879B2 (en) * | 2010-02-01 | 2012-11-06 | Sb Technologies, Llc | Composite interbody device and method of manufacture |
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- 2019-12-06 EP EP19214130.7A patent/EP3662869A1/en active Pending
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US11564799B2 (en) | 2023-01-31 |
US20200179122A1 (en) | 2020-06-11 |
CA3064394A1 (en) | 2020-06-07 |
EP3662869A1 (en) | 2020-06-10 |
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