DK1330347T3 - Behandling med superkritisk fluid af en bestrålet præform af et proteseleje fremstillet af polyethylen - Google Patents

Behandling med superkritisk fluid af en bestrålet præform af et proteseleje fremstillet af polyethylen

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Publication number
DK1330347T3
DK1330347T3 DK01973634T DK01973634T DK1330347T3 DK 1330347 T3 DK1330347 T3 DK 1330347T3 DK 01973634 T DK01973634 T DK 01973634T DK 01973634 T DK01973634 T DK 01973634T DK 1330347 T3 DK1330347 T3 DK 1330347T3
Authority
DK
Denmark
Prior art keywords
supercritical fluid
polyethylene
treatment
bed made
prosthetic bed
Prior art date
Application number
DK01973634T
Other languages
Danish (da)
English (en)
Inventor
Robert Richard
Original Assignee
Depuy Orthopaedics Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Depuy Orthopaedics Inc filed Critical Depuy Orthopaedics Inc
Application granted granted Critical
Publication of DK1330347T3 publication Critical patent/DK1330347T3/da

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    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
    • B29C71/0009—After-treatment of articles without altering their shape; Apparatus therefor using liquids, e.g. solvents, swelling agents
    • B29C2071/0054—Supercritical fluid treatment, i.e. using a liquid in which distinct liquid and gas phases do not exist
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
    • B29C71/02—Thermal after-treatment
    • B29C2071/025—Quenching, i.e. rapid cooling of an object
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene
    • B29K2023/0658—PE, i.e. polyethylene characterised by its molecular weight
    • B29K2023/0683—UHMWPE, i.e. ultra high molecular weight polyethylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/25—Solid
    • B29K2105/253—Preform
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037—Other properties
    • B29K2995/0087—Wear resistance
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/753—Medical equipment; Accessories therefor
    • B29L2031/7532—Artificial members, protheses

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Biomedical Technology (AREA)
  • Transplantation (AREA)
  • Cardiology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Plasma & Fusion (AREA)
  • Toxicology (AREA)
  • Thermal Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials For Medical Uses (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Prostheses (AREA)
  • Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
  • External Artificial Organs (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
DK01973634T 2000-09-29 2001-09-28 Behandling med superkritisk fluid af en bestrålet præform af et proteseleje fremstillet af polyethylen DK1330347T3 (da)

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AU (2) AU2001293192B2 (de)
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ATE336351T1 (de) 2006-09-15
JP2004509717A (ja) 2004-04-02
EP1330347A1 (de) 2003-07-30
EP1330347B1 (de) 2006-08-16
ES2271074T3 (es) 2007-04-16
DE60122360T2 (de) 2007-08-09
WO2002026464A1 (en) 2002-04-04
DE60122360D1 (de) 2006-09-28
EP1330347A4 (de) 2004-03-03
AU2001293192B2 (en) 2005-12-22
AU9319201A (en) 2002-04-08
US20030208278A1 (en) 2003-11-06

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