CN101588772A - 医用植入物 - Google Patents

医用植入物 Download PDF

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Publication number
CN101588772A
CN101588772A CNA2007800437312A CN200780043731A CN101588772A CN 101588772 A CN101588772 A CN 101588772A CN A2007800437312 A CNA2007800437312 A CN A2007800437312A CN 200780043731 A CN200780043731 A CN 200780043731A CN 101588772 A CN101588772 A CN 101588772A
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CN
China
Prior art keywords
implant
handle
scope
bone
globule
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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
CNA2007800437312A
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English (en)
Inventor
T·班德
D·麦明
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Smith and Nephew PLC
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Smith and Nephew PLC
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Publication date
Application filed by Smith and Nephew PLC filed Critical Smith and Nephew PLC
Publication of CN101588772A publication Critical patent/CN101588772A/zh
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Abstract

本发明提供包括具有开口(8)的空心本体(2)的植入物(1)，该本体(2)具有内表面(3)和外表面(4)，其中该本体(2)的内表面(3)具有使骨能够内生长(in－growth)的表面结构(9)。本发明还提供植入的方法，包括：准备在骨管中带有可选的腔体的切除的骨；提供这样的植入物(1)；以及植入该植入物。

Description

医用植入物
本发明涉及植入物(implant)，特别地股骨植入物(femoralimplant)。
股骨植入物典型地与切除的股骨通过股骨植入物的柄(stem)与在股骨的髓管内准备好的腔体之间的摩擦配合(friction fit)而连接。髓管通常为了制作关于植入物柄(implant stem)的尺寸较小的腔体以提供适合的摩擦配合而被去除。然而，单独的摩擦配合不能保证稳定性并且该柄可以在使用期间使自身松掉而导致对股骨的损伤和需要手术修正。
为了提高植入物的稳定性可以使用接合剂(cement)将柄固定在髓管内形成的腔体内。然而，接合剂的使用具有已有文献记载的缺点并且常常不是外科医生的优选方法。
因此本发明的目的是提供带有与常规植入物相比提高的稳定性的植入物并且其不依赖通过单独的摩擦配合或接合剂固定到腔体内的柄。
根据本发明的第一方面，提供有包括具有开口的空心本体的植入物，该本体具有内表面和外表面，其中该本体的内表面具有使骨内生长(in-growth)的表面结构。
本发明具有本体的内表面为骨内生长提供表面的优点，其引起与常规植入物相似的稳定性，而不需要使用接合剂将该本体固定到骨。
根据本发明的实施例，使该本体的内表面成形以使骨能够内生长。这意味着内表面具有允许骨内生长的表面结构(纹理)。表面结构可配置使得它促进骨的内生长。优选地，表面结构至少是部分多孔的。
表面结构可用材料涂敷。该材料可刺激骨内生长。例如，表面结构可包括羟基磷灰石(HA)涂层，或类似的。
内表面可包括突出部。内表面可至少部分地覆盖有突出部。
突出部可用材料涂敷。该材料可刺激骨内生长。例如，突出部可包括羟基磷灰石(HA)涂层，或类似的。
该内表面的大部分可没有突出部。
该内表面可至少部分地覆盖有凹部。内表面可包括凹部和突出部的组合。
该内表面的大部分可覆盖有突出部。基本上该内表面的全部可覆盖有突出部。
互相直接相邻的突出部可互相完全分开。
互相直接相邻的突出部可互相接触，其中在突出部之间至少存在一些间隔以允许骨内生长。
互相直接相邻的突出部可与至少一个相邻的突出部接触并且与至少一个相邻的突出部分开。
在该本体的内表面上的突出部可具有任何适合的形状以使骨能够内生长。例如，该突出部可具有规则的几何形状例如n边块，其中n大于二(具本体地正方块、长方块、五角块(pentagonal block)、六角块(hexagonal block)、棱锥本体和这样类似的)、圆柱本体、圆锥本体、部分球本体(例如半球)或这样的形状的任何组合。
突出部可具有不规则的形状。
优选地，在本体的内表面上的突出部至少部分地以小珠的形状。小珠可具有在0.05-2.0mm范围内的直径。小珠可具有在0.1-1.5mm范围内的直径。小珠可具有在0.1-1.0mm范围内的直径。优选地，平均小珠直径大约是0.25-0.5mm。
小珠从该本体的内表面突出的高度可在0.05-2.0mm的范围内。小珠从本体的内表面突出的高度可在0.1-1.5mm的范围内。小珠从本体的内表面突出的高度可在0.1-1.0mm的范围内。优选地，小珠从本体的内表面突出的平均高度大约是0.25-0.5mm。
互相直接相邻的小珠可互相完全分开。
互相直接相邻的小珠可互相接触，其中在突出部之间至少存在一些间隔以允许骨内生长。
互相直接相邻的小珠可与至少一个相邻的小珠接触并且与至少一个相邻的小珠分开。
直接相邻的小珠之间的间隔可在0.05-2.0mm的范围内。小珠间隔可在0.1-1.5mm的范围内。小珠间隔可在0.1-1.0mm的范围内。优选地，平均小珠间隔是0.15-0.45mm。
小珠可形成单层。小珠可形成多个层。例如，可有二、三、四、五或更多层的小珠。
小珠可与本体一体式铸造。可使用任何常规的铸造技术例如真空或大气铸造。优选地，使用PorocastTM工艺以形成镶铸(cast-in)多孔表面，其中小珠与本体是成一体。
或者，小珠可在本体的铸造后在内表面上形成。小珠可通过等离子喷涂、粘着结合喷涂、低温烧结或高温烧结在铸造后(post-casting)形成。
本体的内表面可具有模仿骨小梁(trabecular bone)的表面结构。例如，内表面可是骨小梁金属(trabecular metal)。骨小梁金属包括使骨能够内生长的互连孔。
植入物本体可至少部分是弧形的。本体的外表面可至少部分是凸面的。本体的内表面可至少部分是凹面的。内表面可包括一个或一个以上平坦的或大致上平坦的部分。
本体可是部分球形的。本体可至少部分是半球形的。本体可是多于半球形的。本体可包含球形的50-75％。
在那些其中植入物本体是部分球形的实施例中，本体可具有在20-75mm范围内的直径。本体可具有在25-70mm范围内的直径。本体可具有在25-65mm范围内的直径。优选地，本体的直径在35-65mm的范围内。
植入物本体的深度可在15-70mm的范围内。深度可在20-60mm的范围内。优选地，深度在20-50mm的范围内。
在内表面和外表面之间测得的本体的厚度可在0.75-20mm的范围内。
本体的开口可是圆形的或大致上圆形的。圆形开口可具有在15-70mm范围内的直径。
植入物本体可由塑料、金属或陶瓷制成。优选地，植入物本体由金属制成。金属可是不锈钢。金属可是钛。金属可是合金。合金可是钴-铬合金。金属、金属合金或陶瓷可以被涂敷或表面改性的。表面改性物可以是与金属结合的陶瓷、黑晶(oxinium)、氮化铌或氮化钛。
根据本发明的优选实施例，植入物可还包括与本体的内表面连接的柄。
柄可延伸穿过本体的开口。
柄可与本体固定地连接。柄可与本体一体式铸造。
柄可与本体可移除地连接。本体和柄可具有对应的螺纹。
柄的主轴线可与在本体内的开口的中心共线。
柄可具有在10-200mm范围内的长度。
柄可是圆柱形的。柄可具有在3-15mm范围内的直径。
柄可是锥形的。近端的柄直径可在3-40mm之间。远端的柄直径可在2-35mm之间。
植入物柄可由塑料、金属、陶瓷或可吸收材料制成。优选地，植入物柄由金属制成。金属可是不锈钢。金属可是钛。金属可是合金。
在使用中，植入物柄可与骨通过在骨腔体和柄之间的压合连接。
在使用中，接合剂可用于连接植入物柄与骨。
植入物可是股骨植入物。
根据本发明的第二方面，提供有植入的方法，包括：
准备在骨管中带有可选的腔体的切除的骨；
提供根据第一方面的植入物；
植入该植入物。
该骨可以是股骨。
现在将通过例子参考附图其中：
图1示出根据本发明的实施例的植入物的透视图；
图2示出根据本发明的另一个实施例的植入物的透视图；
图3示出根据本发明的另一个实施例的植入物的透视图；
图4示出图1的植入物的横截面；
图5示出图2的植入物的横截面；
图6示出图3的植入物的横截面；
图7示出根据本发明的另一个实施例的植入物的横截面；
图8示出根据本发明的另一个实施例的植入物的横截面；
图9示出根据本发明的另一个实施例的植入物的横截面；
图10示出根据本发明的另一个实施例的植入物的横截面；以及
图11a-g示出根据本发明的实施例的突出部的横截面。
如在图1中示出的，植入物本体(2)基于球形，其中本体(2)的外表面(4)形成多于半球形的形状。植入物(1)包括具有第一端(6)和第二端(7)的柄(5)。柄(5)的第一端(6)固定在植入物本体(2)的极点(pole)的内表面(3)，以便柄(5)的主轴线与本体(2)内的开口(8)共轴线。柄(5)的第二端(7)延伸穿过本体(2)内的开口(8)。植入物本体(2)的内表面(3)包括多个小珠(9)，其在同心的带中部分地覆盖植入物本体(2)的内表面(3)。在柄(5)的第一端(6)的附近没有小珠(9)，并且没有小珠(9)朝向植入物本体(2)的开口(8)。小珠(9)的带覆盖本体(2)的内表面(3)的大约25-35％。
植入物本体(2)可具有在20-75mm范围内的直径。本体(2)可具有在25-70mm范围内的直径。本体(2)可具有在25-65mm范围内的直径。优选地，本体(2)的直径在35-65mm的范围内。
植入物本体(2)的深度可在15-70mm的范围内。深度可在20-60mm的范围内。优选地，深度在20-50mm的范围内。
在内表面(3)和外表面(4)之间测得的本体(2)的厚度可在0.75-20mm的范围内。
本体(2)的开口(8)可是圆形的或大致上圆形的。圆形开口(8)可具有在15-70mm范围内的直径。
植入物本体(2)可由塑料、金属或陶瓷制成。优选地，植入物本体(2)由金属制成。金属可是不锈钢。金属可是钛。金属可是合金。合金可是钴-铬合金。金属、金属合金或陶瓷可以被涂敷或表面改性的。表面改性物可以是与金属结合的陶瓷、黑晶、氮化铌或氮化钛，或渗碳。
植入物柄(5)可具有在10-200mm范围内的长度。柄(5)可具有在3-15mm范围内的直径。
植入物柄(5)可由塑料、金属或陶瓷制成。优选地，植入物柄(5)由金属制成。金属可是不锈钢。金属可是钛。金属可是合金。柄(5)可与本体(2)一体式铸造。
小珠(9)可具有在0.05-2.0mm范围内的直径。小珠(9)可具有在0.1-1.5mm范围内的直径。小珠(9)可具有在0.1-1.0mm范围内的直径。优选地，平均小珠直径大约是0.25-0.5mm。
小珠(9)从本体(2)的内表面(3)突出的高度可在0.05-2.0mm的范围内。小珠(9)从本体(2)的内表面(3)突出的高度可在0.1-1.5mm的范围内。小珠(9)从本体(2)的内表面(3)突出的高度可在0.1-1.0mm的范围内。优选地，小珠(9)从本体(2)的内表面(3)突出的平均高度大约是0.25-0.5mm。
互相直接相邻的小珠(9)可互相完全分开。
互相直接相邻的小珠(9)可互相接触，其中在小珠之间至少存在一些间隔以允许骨内生长。
互相直接相邻的小珠(9)可与至少一个相邻的小珠(9)接触并且与至少一个相邻的小珠(9)分开。
直接相邻的小珠(9)之间的间隔可在0.05-2.0mm的范围内。小珠间隔可在0.1-1.5mm的范围内。小珠间隔可在0.1-1.0mm的范围内。优选地，平均小珠间隔是0.15-0.45mm。
小珠(9)可与本体(2)一体式铸造。可使用任何常规的铸造技术例如真空或大气铸造。
优选地，使用PorocastTM工艺以形成铸入多孔表面，其中小珠(9)与本体(2)成一体。
或者，小珠(9)可在本体(2)的铸造后在内表面(3)上形成。小珠(9)可在铸造后通过等离子喷涂、粘着结合喷涂、低温烧结或高温烧结形成。
图2示出根据本发明的另一个实施例的植入物(10)。植入物本体(2)的结构和尺寸，植入物柄(5)和小珠(9)与在图1中示出的那些是相同的。然而，内表面(3)具有多个小珠(9)，其部分地覆盖植入物本体(2)的内表面(3)到比图1的实施例的更大的范围。如图所示，小珠(9)从柄(5)的第一端(6)的附近延伸到植入物本体(2)的中点附近。小珠(9)的带覆盖内表面(3)的大约40-60％。
图3示出根据本发明的另一个实施例的植入物(100)。植入物本体(2)的结构和尺寸，植入物柄(5)和小珠(9)与在图1中示出的那些是相同的。然而，内表面(3)具有多个小珠(9)，其大致上覆盖植入物本体(2)的全部内表面(3)。
图4-6分别示出图1至3的植入物(1、10、100)的横截面。可以看见由小珠(9)提供的多孔表面结构。内表面(3)包括三个大致上平坦的部分(11a、b、c)。外表面(4)是弧形的。在图4中，内表面(3)的部分11b具有包括小珠(9)的表面结构。在图5中，内表面(3)的部分11b和11c具有包括小珠(9)的表面结构。在图6中，内表面(3)的部分11a、11b和11c具有包括小珠(9)的表面结构。
图7示出根据本发明的另一个实施例的植入物(20)的横截面。植入物本体(22)基于球形，其中本体(22)的内表面(23)和外表面(24)形成多于半球形的形状。植入物(20)包括具有第一端(26)和第二端(27)的柄(25)。柄(25)的第一端(26)固定在植入物本体(22)的极点的内表面(23)，以便柄(25)的主轴线与本体(22)内的开口(28)共轴线。柄(25)的第二端(27)延伸穿过在本体(22)内的开口(28)。
植入物本体(22)的内表面(23)包括使骨能够内生长的表面结构(29)。表面结构(29)为了清楚的目的以一般特征的形式示出。表面结构(29)示为大致上覆盖全部内表面(23)。然而，表面结构(29)可部分地覆盖内表面(23)，如之前与图1、2、4和5相关说明的。表面结构(29)可包括如本文说明的突出部(见例如图11a-g)。表面结构(29)可包括如本文说明的小珠(见例如图1至6)。表面结构(29)可模仿骨小梁。例如，表面结构(29)可是骨小梁金属。
植入物本体(22)可具有在20-75mm范围内的直径。本体(22)可具有在25-70mm范围内的直径。本体(22)可具有在25-65mm范围内的直径。优选地，本体(22)的直径在35-65mm的范围内。
植入物本体(22)的深度可在15-70mm的范围内。深度可在20-60mm的范围内。优选地，深度在20-50mm的范围内。
在内表面(23)和外表面(24)之间测得的本体(22)的厚度可在0.75-20mm的范围内。
本体(22)的开口(28)可是圆形的或大致上圆形的。圆形开口(28)可具有在15-70mm范围内的直径。
植入物本体(22)可由塑料、金属或陶瓷制成。优选地，植入物本体(22)由金属制成。金属可是不锈钢。金属可是钛。金属可是合金。合金可是钴-铬合金。金属、金属合金或陶瓷可以被涂敷或表面改性的。表面改性物可以是与金属结合的陶瓷、黑晶、氮化铌或氮化钛，或渗碳。
植入物柄(25)可具有在10-200mm范围内的长度。柄(25)可具有在3-15mm范围内的直径。
植入物柄(25)可由塑料、金属或陶瓷制成。优选地，植入物柄(25)由金属制成。金属可是不锈钢。金属可是钛。金属可是合金。柄(25)可与本体(22)一体式铸造。
图8示出根据本发明的另一个实施例的植入物(30)的横截面。植入物本体(32)基于球形，其中本体(32)的外表面(34)形成多于半球形的形状。内表面(33)包括两个大致上平坦的部分(31a、b)。植入物(30)包括具有第一端(36)和第二端(37)的柄(35)。柄(35)的第一端(36)固定在植入物本体(32)的极点的内表面(33)，以便柄(35)的主轴线与本体(32)内的开口(38)共轴线。柄(35)的第二端(37)延伸穿过本体(32)内的开口(38)。
植入物本体(32)的内表面(33)包括使骨能够内生长的表面结构(39)。表面结构(39)为了清楚的目的以一般特征的形式示出。表面结构(39)示为大致上覆盖内表面(33)的全部。然而，表面结构(39)可部分地覆盖内表面(33)，如之前与图1、2、4和5相关说明的。表面结构(39)可包括如本文说明的突出部(见例如图11a-g)。表面结构(39)可包括如本文说明的小珠(见例如图1至6)。表面结构(39)可模仿骨小梁。例如，表面结构(39)可是骨小梁金属。
植入物本体(32)可具有在20-75mm范围内的直径。本体(32)可具有在25-70mm范围内的直径。本体(32)可具有在25-65mm范围内的直径。优选地，本体(32)的直径在35-65mm的范围内。
植入物本体(32)的深度可在15-70mm的范围内。深度可在20-60mm的范围内。优选地，深度在20-50mm的范围内。
在内表面(33)和外表面(34)之间测得的本体(32)的厚度可在0.75-20mm的范围内。
本体(32)的开口(38)可是圆形的或大致上圆形的。圆形开口(38)可具有在15-70mm范围内的直径。
植入物本体(32)可由塑料、金属或陶瓷制成。优选地，植入物本体(32)由金属制成。金属可是不锈钢。金属可是钛。金属可是合金。合金可是钴-铬合金。金属、金属合金或陶瓷可以被涂敷或表面改性的。表面改性物可以是与金属结合的陶瓷、黑晶、氮化铌或氮化钛，或渗碳。
植入物柄(35)可具有在10-200mm范围内的长度。柄(35)可具有在3-15mm范围内的直径。
植入物柄(35)可由塑料、金属或陶瓷制成。优选地，植入物柄(35)由金属制成。金属可是不锈钢。金属可是钛。金属可是合金。柄(35)可与本体(32)一体式铸造。
图9示出根据本发明的另一个实施例的植入物(40)的横截面。植入物本体(42)基于球形，其中本体(42)的外表面(44)形成多于半球形的形状。内表面(43)包括三个大致上平坦的部分(41a、b、c)。植入物(40)包括具有第一端(46)和第二端(47)的柄(45)。柄(45)的第一端(46)固定在植入物本体(42)的极点的内表面(43)，以便柄(45)的主轴线与本体(42)内的开口(48)共轴线。柄(45)的第二端(47)延伸穿过本体(42)内的开口(48)。
植入物本体(42)的内表面(43)包括使骨能够内生长的表面结构(49)。表面结构(49)为了清楚的目的以一般特征的形式示出。表面结构(49)示为大致上覆盖内表面(43)的全部。然而，表面结构(49)可部分地覆盖内表面(43)，如之前与图1、2、4和5相关说明的。表面结构(49)可包括如本文说明的突出部(见例如图11a-g)。表面结构(49)可包括如本文说明的小珠(见例如图1至6)。表面结构(49)可模仿骨小梁。例如，表面结构(49)可是骨小梁金属。
植入物本体(42)可具有在20-75mm范围内的直径。本体(42)可具有在25-70mm范围内的直径。本体(42)可具有在25-65mm范围内的直径。优选地，本体(42)的直径在35-65mm的范围内。
植入物本体(42)的深度可在15-70mm的范围内。深度可在20-60mm的范围内。优选地，深度在20-50mm的范围内。
在内表面(43)和外表面(44)之间测得的本体(42)的厚度可在0.75-20mm的范围内。
本体(42)的开口(48)可是圆形的或大致上圆形的。圆形开口(48)可具有在15-70mm范围内的直径。
植入物本体(42)可由塑料、金属或陶瓷制成。优选地，植入物本体(42)由金属制成。金属可是不锈钢。金属可是钛。金属可是合金。合金可是钴-铬合金。金属、金属合金或陶瓷可以被涂敷或表面改性的。表面改性物可以是与金属结合的陶瓷、黑晶、氮化铌或氮化钛，或渗碳。
植入物柄(45)可具有在10-200mm范围内的长度。柄(45)可具有在3-15mm范围内的直径。
植入物柄(45)可由塑料、金属或陶瓷制成。优选地，植入物柄(45)由金属制成。金属可是不锈钢。金属可是钛。金属可是合金。柄(45)可与本体(42)一体式铸造。
图10示出根据本发明的另一个实施例的植入物(50)的横截面。植入物本体(52)基于球形，其中本体(52)的外表面(54)形成多于半球形的形状。内表面(53)包括四个大致上平坦的部分(51a、b、c、d)。植入物(50)包括具有第一端(56)和第二端(57)的柄(55)。柄(55)的第一端(56)固定在植入物本体(52)的极点的内表面(53)，以便柄(55)的主轴线与本体(52)内的开口(58)共轴线。柄(55)的第二端(57)延伸穿过本体(52)内的开口(58)。
植入物本体(52)的内表面(53)包括使骨能够内生长的表面结构(59)。表面结构(59)为了清楚的目的以一般特征的形式示出。表面结构(59)示为大致上覆盖内表面(53)的全部。然而，表面结构(59)可部分地覆盖内表面(53)，如之前与图1、2、4和5相关说明的。表面结构(59)可包括如本文说明的突出部(见例如图11a-g)。表面结构(59)可包括如本文说明的小珠(见例如图1至6)。表面结构(59)可模仿骨小梁。例如，表面结构(59)可是骨小梁金属。
植入物本体(52)可具有在20-75mm范围内的直径。本体(52)可具有在25-70mm范围内的直径。本体(52)可具有在25-65mm范围内的直径。优选地，本体(52)的直径在35-65mm的范围内。
植入物本体(52)的深度可在15-70mm的范围内。深度可在20-60mm的范围内。优选地，深度在20-50mm的范围内。
在内表面(53)和外表面(54)之间测得的本体(52)的厚度可在0.75-20mm的范围内。
本体(52)的开口(58)可是圆形的或大致上圆形的。圆形开口(58)可具有在15-70mm范围内的直径。
植入物本体(52)可由塑料、金属或陶瓷制成。优选地，植入物本体(52)由金属制成。金属可是不锈钢。金属可是钛。金属可是合金。合金可是钴-铬合金。金属、金属合金或陶瓷可以被涂敷或表面改性的。表面改性物可以是与金属结合的陶瓷、黑晶、氮化铌或氮化钛，或渗碳。
植入物柄(55)可具有在10-200mm范围内的长度。柄(55)可具有在3-15mm范围内的直径。
植入物柄(55)可由塑料、金属或陶瓷制成。优选地，植入物柄(55)由金属制成。金属可是不锈钢。金属可是钛。金属可是合金。柄(55)可与本体(52)一体式铸造。
图11a-g示出根据本发明的实施例的突出部的横截面。突出部使骨能够在它们之间、下面和周围生长，从而产生有效的骨的内生长和稳定的植入物。允许这样的骨的内生长的突出部的任何形状或形式合乎本发明。

Claims (30)

1.一种植入物，包括具有开口的空心本体，所述本体具有内表面和外表面，其中所述本体的内表面具有使骨能够内生长的表面结构。
2.如权利要求1所述的植入物，其中所述内表面至少部分覆盖有突出部。
3.如权利要求2所述的植入物，其中所述内表面的大部分没有突出部。
4.如权利要求2所述的植入物，其中所述内表面的大部分覆盖有突出部。
5.如权利要求2所述的植入物，其中基本上所述内表面的全部覆盖有突出部。
6.如权利要求1至4中任一项所述的植入物，其中所述内表面至少部分地覆盖有凹部。
7.如权利要求2至6中任一项所述的植入物，其中所述突出部至少部分以小珠的形式。
8.如权利要求1-7中任一项所述的植入物，其中所述本体至少部分是弧形的。
9.如权利要求8所述的植入物，其中所述内表面至少部分是凹的。
10.如权利要求8或9所述的植入物，其中所述外表面至少部分是凸的。
11.如权利要求8至10中任一项所述的植入物，其中所述本体是部分球形的。
12.如权利要求11所述的植入物，其中所述本体至少部分是半球形的。
13.如权利要求11或12所述的植入物，其中所述本体是多于半球形的。
14.如权利要求11至13中任一项所述的植入物，其中所述本体包含球形的50-75％。
15.如权利要求1-14中任一项所述的植入物，还包括与所述本体的所述内表面连接的柄。
16.如权利要求15所述的植入物，其中所述柄延伸穿过所述本体内的所述开口。
17.如权利要求15或16所述的植入物，其中所述柄与所述本体固定连接。
18.如权利要求15或16所述的植入物，其中所述柄与所述本体可移除地连接。
19.如权利要求18所述的植入物，其中所述本体和柄具有对应的螺纹。
20.如权利要求15至19中任一项所述的植入物，其中所述柄的主轴线与所述本体内的所述开口的中心共线。
21.如权利要求1-20中任一项所述的植入物，其中所述植入物是股骨植入物。
22.如权利要求1所述的植入物，其中所述表面结构包括涂层。
23.如权利要求2至21中任一项所述的植入物，其中所述突出部包括涂层。
24.如权利要求22或23所述的植入物，其中所述涂层刺激骨内生长。
25.如权利要求22至24中任一项所述的植入物，其中所述涂层包括羟基磷灰石。
26.如权利要求15至25中任一项所述的植入物，其中所述柄由从由塑料、金属、陶瓷和可吸收材料组成的组中选择的材料制成。
27.大致上如在上文中参考附图说明的植入物。
28.一种植入的方法，包括：
准备在骨管中具有可选的腔体的切除的骨；
提供如权利要求1至27中任一项所述的植入物；
植入所述植入物。
29.如权利要求28所述的方法，其中所述骨是股骨。
30.大致上如在上文中参考附图说明的植入的方法。
CNA2007800437312A 2006-09-26 2007-09-24 医用植入物 Pending CN101588772A (zh)

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CN106232051A (zh) * 2014-04-30 2016-12-14 电子牙科科技株式会社 种植牙用屏障膜
CN106470644A (zh) * 2014-07-09 2017-03-01 陶瓷技术有限责任公司 带有多孔的内侧面的全陶瓷的表面代替假体

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AU2007301717A1 (en) 2008-04-03
EP2076216A1 (en) 2009-07-08

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