Publications by Pierre-Etienne Bourban

Related publications (83)

Biocompatibility of bioresorbable poly(L-lactic acid) composite scaffolds obtained by supercritical gas foaming with human fetal bone cells

Jan-Anders Edvin Maansson, Dominique Pioletti, Pierre-Etienne Bourban, Boris Hinz, Laurence Marcelle Monique Rivier

The aim of this investigation was to test the biocompatibility of three-dimensional bioresorbable foams made of poly(L-lactic acid) (PLA), alone or filled with hydroxyapatite (HA) or beta-tricalcium phosphate (beta-TCP), with human primary osteoblasts, usi ...

2005

Curing Kinetics and Mechanical Properties of a Composite Hydrogel for the Replacement of the Nucleus Pulposus

Jan-Anders Edvin Maansson, Dominique Pioletti, Pierre-Etienne Bourban, Ana Borges de Couraça

A polymer material system has been developed to propose an injectable, UV and in situ curable hydrogel with properties similar to the native nucleus pulposus of intervertebral disc. Neat hydrogels based on Tween® 20 trimethacrylates (T3) and N-vinyl-2-pyrr ...

Elsevier2010

Nanohydroxyapatite/poly(ester urethane) scaffold for bone tissue engineering

Pierre-Etienne Bourban, Carole Boissard

Biodegradable viscoelastic poly(ester urethane)-based scaffolds show great promise for tissue engineering. In this study, the preparation of hydroxyapatite nanoparticles (nHA)/poly(ester urethane) composite scaffolds using a salt-leaching-phase inverse pro ...

Elsevier2009

Curing kinetics and thermomechanical properties of latent epoxy/carbon fiber composites

Jan-Anders Edvin Maansson, Véronique Michaud, Pierre-Etienne Bourban, Sara Dalle Vacche

In this work, resins based on diglycidyl ether of bisphenol A (DGEBA) epoxy and a latent hardener, dicyandiamide (DICY), as well as carbon fiber (CF) composites based on them, were prepared with three commercial accelerators: a methylene bis (phenyl dimeth ...

Iop Publishing Ltd2016

Human fetal bone cells associated with ceramic reinforced PLA scaffolds for tissue engineering

Dominique Pioletti, Pierre-Etienne Bourban, Corinne Scaletta, Lee Ann Laurent-Applegate, Claire Diane Delabarde, Laurence Marcelle Monique Rivier

Fetal bone cells were shown to have an interesting potential for therapeutic use in bone tissue engineering due to their rapid growth rate and their ability to differentiate into mature osteoblasts in vitro. We describe hereafter their capability to promot ...

2008

Decellularised tissues obtained by a CO2-philic detergent and supercritical CO2

Dominique Pioletti, Pierre-Etienne Bourban, Nathalie Hirt-Burri, Matteo Gregorio Modesto Marascio, Jens Antons, Pierre-Arnaud Aeberhard

Tissue decellularisation has gained much attention in regenerative medicine as an alternative to synthetic materials. In decellularised tissues, biological cues can be maintained and provide cellular environments still unmet by synthetic materials. Supercr ...

2018

Augmentation of bone defect healing using a new biocomposite scaffold: an in vivo study in sheep

Dominique Pioletti, Pierre-Etienne Bourban, Laurence Marcelle Monique Rivier

Previous studies support resorbable biocomposites made of poly L-lactic acid (PLA) and β-tricalcium phosphate (TCP) produced by supercritical gas foaming as a suitable scaffold for tissue engineering. The present study was undertaken to demonstrate the bio ...

Elsevier2010

Minimally Invasive Photopolymerization In Intervertebral Disc Tissue Cavities

Dominique Pioletti, Christophe Moser, Pierre-Etienne Bourban, Azadeh Khoushabi, Andreas Schmocker

Photopolymerized hydrogels are commonly used for a broad range of biomedical applications. As long as the polymer volume is accessible, gels can easily be hardened using light illumination. However, in clinics, especially for minimally invasive surgery, it ...

Spie-Int Soc Optical Engineering2014

Architecture and properties of anisotropic polymer composite scaffolds for bone tissue engineering

Jan-Anders Edvin Maansson, Dominique Pioletti, Pierre-Etienne Bourban

Bone is a complex porous composite structure with specific characteristics such as viscoelasticity and anisotropy, both in morphology and mechanical properties. Bone defects are regularly filled with artificial tissue grafts, which should ideally have prop ...

2006

3D Printing of Polymers with Hierarchical Continuous Porosity

Dominique Pioletti, Pierre-Etienne Bourban, Matteo Gregorio Modesto Marascio, Jens Antons

Cellular thermoplastic structures with multiscale porosity (1–300 µm microporosity to 0.3–10 mm macroporosity) are produced from an integrated approach of 3D printing by Fused Deposition Modeling printing and Supercritical CO2 Foaming. Porous strands and r ...

Wiley2017

An Intrinsically-Adhesive Family of Injectable and Photo-Curable Hydrogels with Functional Physicochemical Performance for Regenerative Medicine

Dominique Pioletti, Christophe Moser, Pierre-Etienne Bourban, Peyman Karami, Naser Nasrollahzadeh Mamaghani, Céline Samira Wyss

Attaching hydrogels to soft internal tissues is crucial for the development of various biomedical devices. Tough sticky hydrogel patches present high adhesion, yet with lack of injectability and the need for treatment of contacting surface. On the contrary ...

WILEY-V C H VERLAG GMBH2021

Polylactic acid-phosphate glass composite foams as scaffolds for tissue engineering

Jan-Anders Edvin Maansson, Dominique Pioletti, Pierre-Etienne Bourban, Laurence Marcelle Monique Rivier

Phosphate glass (PG) of the composition 0.46(CaO)-0.04(Na(2)O)- 0.5(P(2)O(5)) was used as filler in poly-L-lactic acid (PLA) foams developed as degradable scaffolds for bone tissue engineering. The effect of PG on PLA was assessed both in bulk and porous c ...

2007

Dynamic properties of sandwich structures with integrated shear-thickening fluids

Jan-Anders Edvin Maansson, Véronique Michaud, Pierre-Etienne Bourban, John Christopher Plummer, Christian Fischer

The integration of shear-thickening fluids (STFs) into composite structures has been investigated with the aim of tuning part stiffness and damping capacity under dynamic deformation. Results from oscillatory rheological measurements for a STF based on con ...

2006

The role of twist and crimp on the vibration behaviour of flax fibre composites

Jan-Anders Edvin Maansson, Pierre-Etienne Bourban, Fabien Duc

The damping properties of unidirectional, 0/90 and twill 2/2 flax fibre (FF) reinforced epoxy composites containing 40 vol% of fibres have been measured by vibration beam testing (VBT). The influence of the impregnation quality, the fibre/matrix adhesion, ...

Elsevier Sci Ltd2014

Morphological investigation of polylactide/microfibrillated cellulose composites

Jan-Anders Edvin Maansson, Pierre-Etienne Bourban, John Christopher Plummer, Carole Boissard

Optical microscopy and transmission electron microscopy have been used to investigate the morphology of polylactide (PLA)/microfibrillated cellulose (MFC) composites prepared by: compression molding of wet-comingled MFC and PLA latex or powder, twin-screw ...

Springer Berlin Heidelberg2013

Cyclic loading of a cellulose/hydrogel composite increases its fracture strength

Dominique Pioletti, Pierre-Etienne Bourban, Peyman Karami, Céline Samira Wyss

The fracture properties of hydrogels which present similar characteristics to the Mullins effect is expected to decrease under repeated cyclic loading. Therefore, we assessed how cyclic loading affects the fracture behavior, the distribution of strain fiel ...

2018

Processing of homogeneous ceramic/polymer blends for bioresorbable composites

Jan-Anders Edvin Maansson, Pierre-Etienne Bourban

Three methods to mix ceramic fillers, hydroxyapatite or β-tricalcium phosphate, with a polymer matrix, a poly l-lactic acid, are investigated as a first step prior to supercritical foaming to prepare porous composite structures for biomedical applications. ...

2006

Photopolymerization device for minimally invasive implants: application to nucleus pulposus replacement

Dominique Pioletti, Christophe Moser, Pierre-Etienne Bourban, Andreas Schmocker, Azadeh Khoushabi

Photopolymerization is a common tool to harden materials initially in a liquid state. A surgeon can directly trigger the solidification of a dental implant or a bone or tissue filler. Traditionally, photopolymerization has been used mainly in dentistry. Ov ...

Springer2015

Accelerated ageing and degradation in poly-L-lactide/hydroxyapatite nanocomposites

Jan-Anders Edvin Maansson, Pierre-Etienne Bourban, John Christopher Plummer, Claire Diane Delabarde

Dry, compression molded films of medical grade poly-L-lactide (PLLA) showed a marked reduction in tensile strength and strain after accelerated ageing in aqueous NaOH at 50 degrees C. accompanied by mass loss, surface erosion, increased hydrophilicity and, ...

Elsevier2011

Stamp forming of carbon fibre/PA12 composites - a comparison of a reactive impregnation process and a commingled yarn system

Jan-Anders Edvin Maansson, Pierre-Etienne Bourban, Martyn Douglas Wakeman

Two forms of carbon fibre reinforced polyamide 12 (PA12) were compared during non-isothermal stamp forming. The first was a stretch broken commingled yarn woven into a fabric, studied at three initial preconsolidation levels. The second was produced by in ...

2006