Bone Implant Interface
Bone Implant Interface - Related Videos
11:51
An Improved Mechanical Testing Method to Assess Bone-implant Anchorage
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Cited by 10 •
2014
An improved method to mechanically test bone anchorage to candidate implant surfaces is presented. This method allows for alignment of the disruption force exactly perpendicular, or parallel, to the plane of the implant surface, and provides an accurate means to direct the disruption forces to an exact peri-implant region.
06:53
Modeling Primary Bone Tumors and Bone Metastasis with Solid Tumor Graft Implantation into Bone
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Cited by 14 •
2020
Bone metastasis models do not develop metastasis uniformly or with a 100% incidence. Direct intra-osseous tumor cell injection can result in embolization of the lung. We present our technique modeling primary bone tumors and bone metastasis using solid tumor graft implantation into bone, leading to reproducible engraftment and growth.
18:40
Combined In vivo Optical and µCT Imaging to Monitor Infection, Inflammation, and Bone Anatomy in an Orthopaedic Implant Infection in Mice
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Cited by 19 •
2014
Combined optical and μCT imaging in a mouse model of orthopaedic implant infection, utilizing a bioluminescent engineered strain of Staphylococcus aureus, provided the capability to noninvasively and longitudinally monitor the dynamics of the bacterial infection, as well as the corresponding inflammatory response and anatomical changes in the bone.
07:13
Implantation and Control of Wireless, Battery-free Systems for Peripheral Nerve Interfacing
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Cited by 4 •
2021
This is a protocol for the surgical implantation and operation of a wirelessly powered interface for peripheral nerves. We demonstrate the utility of this approach with examples from nerve stimulators placed on either the rat sciatic or phrenic nerve.
14:31
Bioelectric Analyses of an Osseointegrated Intelligent Implant Design System for Amputees
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Cited by 16 •
2009
There is a need to develop alternative prosthesis attachment due to limb loss attributed to vascular occlusive diseases and trauma. The goal of the work is to introduce an osseointegrated intelligent implant design system to increase skeletal fixation and reduce periprosthetic infection rates for patients needing osseointegrated technology.
FAQs
Protein attachment and cellular attachment are early events at the implant surface. These interactions are followed by biological responses that include inflammation, bone resorption, and new bone formation. The sequence and balance of these processes help determine whether the surrounding tissue develops a stable connection capable of supporting implant function and load transfer.
Surface chemistry and roughness can alter how proteins and cells attach to an implant, thereby influencing the tissue response at the boundary. Because these properties affect the biological conditions surrounding the material, they can influence the development of a stable bone connection. Their effects are considered alongside mechanical stability when interface performance is evaluated.
Mechanical stability supports the interface’s ability to transfer load while inflammation, bone resorption, and new bone formation occur. If the connection does not remain sufficiently stable, implant function may be compromised and loosening or failure can become concerns. Interface research therefore considers mechanical stability together with surface-dependent protein and cell attachment.
Researchers can use interface studies to relate surface chemistry, roughness, and mechanical stability to osseointegration and eventual implant performance. The resulting assessment focuses on whether bone forms a stable connection, how effectively loads are transferred, and whether design changes may improve stability and long-term success while reducing loosening and failure.
The principles are relevant to dental implants, orthopedic implants, and tissue-engineering devices. In each setting, designers seek an interface that supports bone formation, stable load transfer, and reliable function. Comparing how material surfaces and mechanical stability shape the surrounding response can guide improvements intended to increase implant stability and long-term success across these applications.
Interface design affects long-term outcomes by shaping both the biological response and the mechanical relationship between bone and material. Adjusting surface chemistry or roughness may change protein and cell attachment, while maintaining mechanical stability supports load transfer. Together, these considerations can improve function and help reduce the loosening and failure associated with poor interface performance.