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Surgical implant device incorporating porous surface

A surgical implant, porous structure technology, applied in the field of new surgical implant devices, can solve problems such as friction coating or adhesive delamination, failure, etc.

Active Publication Date: 2019-08-02
京瓷医疗科技公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Similarly, these friction coatings or bonds may delaminate and fail

Method used

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  • Surgical implant device incorporating porous surface
  • Surgical implant device incorporating porous surface
  • Surgical implant device incorporating porous surface

Examples

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Embodiment Construction

[0062] In general, and not intended to be limiting, one aspect of the present invention relates to improved medical implants comprising, for example, at least the following structures: a primary structure formed of metal; and At least one needle-dense, metallic surface portion formed on at least one outer portion of the primary structure, the at least one surface portion being positioned such that it engages the patient's bone when the implant is implanted in the patient . Such a metal surface portion densely covered with needles may contain, for example, an aggregate of at least 50, 100, 200, 500 or more needles, and may further be characterized by at least one, two, three of the following One, four, five or more characteristics characterized by: (a) the needles in the assembly are all oriented substantially perpendicular to the surface portion; (b) the needles in the assembly are all in substantially the same oriented in a direction that is not perpendicular to the surface ...

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Abstract

A surgical implant device comprising: a body portion; and one or more surfaces comprising a plurality of protruding structures; wherein the body portion and the one or more surfaces comprising a plurality of protruding structures are integral formed. The one or more surfaces comprising the plurality of protruding structures are formed by an additive manufacturing process. The plurality of protruding structures includes a plurality of needles. Optionally, the surgical implant device includes an anterior lumbar interbody fusion cage, a posterior lumbar interbody fusion cage, a transforaminal lumbar interbody fusion cage, an oblique lumbar interbody fusion cage, a cervical cage, and an osteosynthesis cage. one of the screws.

Description

[0001] Cross References to Related Applications [0002] This patent application / patent claims the benefit of priority to the following co-pending applications: (1) U.S. Provisional Patent Application No. 61 / filed on July 24, 2013 and entitled "Porous Anterior Lumbar Intervertebral Fusion Cage" 857,824, (2) U.S. Provisional Patent Application No. 61,885,778, filed October 2, 2013, and entitled "Porous Anterior Lumbar Interbody Fusion Cage Including Locking Cover Plate," and (3) December 16, 2013 Submitted and titled "Implantable medical devices comprising porous surfaces with friction-enhancing needle protrusions, lattices formed by irregular unit cells, slightly irregular lattices, all-metal intervertebral devices, with polycylindrical A cross-sectional cross-sectional fusion device of , and methods of fabricating the implantable medical device using additive manufacturing techniques and processing the implantable medical device using post-processing steps to enhance surface r...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A61F2/44
CPCA61F2/30907A61F2/34A61F2/4465A61B17/86A61F2002/30011A61F2002/30517A61F2002/30774A61F2002/30777A61F2002/30784A61F2002/30785A61F2002/30787A61F2002/30909A61F2002/30911A61F2002/3093A61F2310/00023A61F2310/00796A61F2/447B22F2005/005A61F2002/30507A61F2002/30593Y02P10/25B22F10/66B22F10/28
Inventor 约翰·C·斯坦曼斯科特·拉克蒂姆·拉斯穆森约翰·P·斯坦曼特雷斯·考利托马斯·罗斯欧内斯托·里奥斯安德鲁·奥尔塞塞
Owner 京瓷医疗科技公司
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