Výsledky vyhledávání - "Matteo Reggiani"

Phase transformation in explanted highly crystalline UHMWPE acetabular cups and debris after in vivo wear

Autor: Concezio Fagnano, Manuela De Clerico, Susanna Stea, Matteo Reggiani, Paola Taddei, Anna Tinti, M. Visentin

Publikováno v: Journal of Molecular Structure. 785:98-105

Retrieved Hylamer™ acetabular cups were examined by differential scanning calorimetry (DSC) and Raman micro-spectroscopy and compared with conventional ultra-high molecular weight polyethylene (UHMWPE) cups to evaluate their crystallinity and cryst

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::efbada47cca563098474e12c52b81bae
https://doi.org/10.1016/j.molstruc.2005.09.029

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Isolation and Characterization of Wear Debris Generated in Patients Wearing Polyethylene Hylamer Inserts, Gamma Irradiated in Air

Autor: Susanna Stea, Concezio Fagnano, Matteo Reggiani, Aldo Toni, B. Antonietti, M. Visentin, Stefano Squarzoni

Publikováno v: Journal of biomaterials applications 20:2 (2005): 103–121.
info:cnr-pdr/source/autori:M. VISENTIN, S. STEA, S. SQUARZONI, M. REGGIANI, C. FAGNANO, B. ANTONIETTI, A. TONI,/titolo:Isolation and characterization of wear debris generated in patients wearing polyethylene Hylamer inserts, gamma irradiated in air,/doi:/rivista:Journal of biomaterials applications/anno:2005/pagina_da:103/pagina_a:121/intervallo_pagine:103–121/volume:20:2

Hylamer polyethylene was used in the early 1990s to make hip-joint components. Clinical experience has shown that these components, if sterilized by gamma rays in the presence of oxygen, are easily affected by wear, which then leads to osteolysis. Th

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f9aefed802764d8a52ad5420af66ad06
https://doi.org/10.1177/0885328205049407

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In vitro mineralization of bioresorbable poly(ε-caprolactone)/apatite composites for bone tissue engineering: a vibrational and thermal investigation

Autor: Concezio Fagnano, Paola Taddei, Anna Tinti, Matteo Reggiani

Publikováno v: Journal of Molecular Structure. :135-143

This study was aimed at evaluating the physico-chemical properties of a porous poly(e-caprolactone)/carbonated-apatite (PCL/CAp 30/70 w/w) composite to be used as scaffold for bone tissue engineering. The in vitro degradation mechanism of this matrix

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::7954d4ee1d1ebe94b32d1312175862d7
https://doi.org/10.1016/j.molstruc.2004.10.039

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A new method for isolation of polyethylene wear debris from tissue and synovial fluid

Autor: M. Visentin, Barbara Antonietti, Stefano Squarzoni, Susanna Stea, Matteo Reggiani, Aldo Toni

Publikováno v: Biomaterials 25 (2004): 5531–5537.
info:cnr-pdr/source/autori:M. VISENTIN, S. STEA, S. SQUARZONI, B. ANTONIETTI, M. REGGIANI, A. TONI,/titolo:A new method for isolation of polyethylene wear debris from tissue and synovial fluid,/doi:/rivista:Biomaterials/anno:2004/pagina_da:5531/pagina_a:5537/intervallo_pagine:5531–5537/volume:25

Sub-micron-sized ultrahigh molecular-weight polyethylene (PE) debris is generated in the joint space as a result of articulation and cyclic loading of an orthopaedic implant. Its characterization requires isolation and subsequent analysis by ultra-st

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3347fa0efe0a3f767d6b1f4f74daf737
https://doi.org/10.1016/j.biomaterials.2004.01.001

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The performance of gamma- and EtO-sterilised UHMWPE acetabular cups tested under severe simulator conditions. Part 2: wear particle characteristics with isolation protocols

Autor: D. Emiliani, P. Ferrieri, G. Bersaglia, I. Foltran, Paola Taddei, Saverio Affatato, Matteo Reggiani, Aldo Toni

Publikováno v: Biomaterials. 24:4045-4055

Ultra-high molecular-weight polyethylene (UHMWPE) has been used in total joint replacement for the last three decades. Despite the recent advancements in prosthesis design, the wear of UHMWPE remains a serious clinical problem; the release of wear de

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7aecf729e0cdf1e1754461a1277774d1
https://doi.org/10.1016/s0142-9612(03)00264-3

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In vivo bioactivity of titanium and fluorinated apatite coatings for orthopaedic implants: a vibrational study

Autor: Paola Taddei, Anna Tinti, Matteo Reggiani, Patrizia Monti, Concezio Fagnano

Publikováno v: Journal of Molecular Structure. :427-431

The bone integration of implants is a complex process which depends on chemical composition and surface morphology. To accelerate osteointegration, metal implants are coated with porous metal or apatites which have been reported to increase mineralis

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::e1719233d2a6b67be4552271fe4edcac
https://doi.org/10.1016/s0022-2860(02)00662-2

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WORKING WITHOUT ACCUMULATION MEMBRANE IN FLOW FFF. EFFECT OF SAMPLE LOADING ON RECOVERY

Autor: Matteo Reggiani, Dora Melucci, Pierluigi Reschiglian, Ramsés Sanz, Andrea Zattoni, Sonia Casolari

Publikováno v: Journal of Liquid Chromatography & Related Technologies. 25:2211-2224

Steric/hyperlayer flow field-flow fractionation (St/Hyp/FlFFF) is suitable for the separation and characterization of micrometer-sized particles. In this technique, an ultrafiltration membrane is commonly used as the surface of the accumulation wall.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::8873e5945b4d6e9d13ed00c2f30c2732
https://doi.org/10.1081/jlc-120014002

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Vibrational spectroscopy study of the oxidation of Hylamer UHMWPE explanted acetabular cups sterilized differently

Autor: Susanna Stea, Paolo Erani, Concezio Fagnano, Matteo Reggiani, Anna Tinti, M. Visentin

Ultra-high-molecular-weight polyethylene (UHMWPE) has been used for over 40 years for acetabular cups in total hip joint prosthesis. Hylamer is a hot isostatically pressed material with high crystallinity. Early loosening due to extensive oxidation a

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b0bb8f1b3ddd416b1c9eeedbe95ab4ba
http://hdl.handle.net/11585/48691

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Determination of crystallinity and crystal structure of Hylamer polyethylene after in vivo wear

Autor: Concezio Fagnano, Susanna Stea, M. De Clerico, Stefano Squarzoni, M. Visentin, Matteo Reggiani, Aldo Toni

Publikováno v: Journal of biomaterials applications. 21(2)

Hylamer™ polyethylene is a crystalline form of polyethylene of 70% crystallinity whereas conventional polyethylene (PE) has 50% crystallinity. Crystallinity is the percentage by weight of the crystalline phase present in the whole polymer, which co

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2a2539fa79e9c6c57074a5017a1d6d0a
https://pubmed.ncbi.nlm.nih.gov/16443627

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