Modeling of deformation-accelerated breakdown of polylactic acid biodegradable stents

Journal of Medical Devices, Transactions of the ASME

Volumn 4, Issue 4, 2010, Pages

  Soares, João S ^a   Moore, James E ^b   Rajagopal, Kumbakonam R ^b  

^a INSTITUTO SUPERIOR TÉCNICO   (Portugal)

^b Texas A and M University   (United States)

Author keywords

Damage; Degradation; Hydrolysis; PLLA; Scission; Strain softening

Indexed keywords

BIODEGRADABLE MATERIAL; BIODEGRADABLE STENTS; BIOMEDICAL APPLICATIONS; COMPLEX GEOMETRIES; COMPLEX LOADS; COMPUTATIONAL SETTINGS; CONSTANT LOADS; CONSTANT PRESSURES; DAMAGE; DEFORMATION PATTERN; ENDOVASCULAR; ENDOVASCULAR STENTS; EXPERIMENTAL DATA; INDUCED DEGRADATION; INHOMOGENEOUS DEFORMATION; JUNCTION POINT; LOAD BEARING; LOCAL DRUG DELIVERY; MECHANICAL INTEGRITY; MECHANICAL RESPONSE; NON-LOAD BEARINGS; NONUNIFORM; PHYSIOLOGICAL LOADINGS; PLLA; POLY L LACTIC ACID; POLY LACTIC ACID; POLYMERIC MATERIAL; RATIONAL DESIGN; SCISSION; STENT DESIGN; STRAIN-SOFTENING; SURGICAL SUTURES; TIME-DEPENDENT; TIME-DEPENDENT CHARACTERISTICS; TISSUE ENGINEERING SCAFFOLD;

BEARINGS (STRUCTURAL); CONSTITUTIVE MODELS; CREEP; CURRICULA; DEGRADATION; DESIGN; DRUG DELIVERY; FUNCTIONAL POLYMERS; HYDROLYSIS; IMPLANTS (SURGICAL); LACTIC ACID; MATERIALS; MECHANICAL PROPERTIES; MEDICAL APPLICATIONS; MODELS; ORGANIC POLYMERS; STRESSES; TISSUE ENGINEERING;

BIODEGRADABLE POLYMERS;

BIOMATERIAL; POLYLACTIC ACID; POLYMER;

ARTICLE; BIODEGRADABLE IMPLANT; DEGRADATION; EMBOLISM; GEOMETRY; HEALING; HUMAN; MATHEMATICAL MODEL; MECHANICAL STRESS; MECHANICS; POSTOPERATIVE COMPLICATION; PREDICTION; STENT; SURFACE PROPERTY; THERMODYNAMICS; TISSUE ENGINEERING;

EID: 79951741564     PISSN: 19326181     EISSN: 1932619X     Source Type: Journal    
DOI: 10.1115/1.4002759     Document Type: Article

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