ES2073012T3 - Procedimiento de fabricacion de articulos configurados de polietileno lineal de ultraelevado peso molecular. - Google Patents
Procedimiento de fabricacion de articulos configurados de polietileno lineal de ultraelevado peso molecular.Info
- Publication number
- ES2073012T3 ES2073012T3 ES90900461T ES90900461T ES2073012T3 ES 2073012 T3 ES2073012 T3 ES 2073012T3 ES 90900461 T ES90900461 T ES 90900461T ES 90900461 T ES90900461 T ES 90900461T ES 2073012 T3 ES2073012 T3 ES 2073012T3
- Authority
- ES
- Spain
- Prior art keywords
- molecular weight
- linear polyethylene
- ultraelevated
- procedure
- manufacture
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/14—Macromolecular materials
- A61L27/16—Macromolecular materials obtained by reactions only involving carbon-to-carbon unsaturated bonds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/50—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
-
- 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
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
- B29C35/0227—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using pressure vessels, e.g. autoclaves, vulcanising pans
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
- B29C43/10—Isostatic pressing, i.e. using non-rigid pressure-exerting members against rigid parts or dies
- B29C43/102—Isostatic pressing, i.e. using non-rigid pressure-exerting members against rigid parts or dies using rigid mould parts specially adapted for moulding articles having an axis of symmetry
-
- 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
- B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
- B29C67/24—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 characterised by the choice of material
-
- 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
- B29C71/0063—After-treatment of articles without altering their shape; Apparatus therefor for changing crystallisation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/3094—Designing or manufacturing processes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/32—Joints for the hip
- A61F2/34—Acetabular cups
-
- 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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/56—Coatings, e.g. enameled or galvanised; Releasing, lubricating or separating agents
- B29C33/68—Release sheets
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
- B29C43/10—Isostatic pressing, i.e. using non-rigid pressure-exerting members against rigid parts or dies
- B29C43/12—Isostatic pressing, i.e. using non-rigid pressure-exerting members against rigid parts or dies using bags surrounding the moulding material or using membranes contacting the moulding material
-
- 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
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Medicinal Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Dermatology (AREA)
- Veterinary Medicine (AREA)
- Transplantation (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Polymers & Plastics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Organic Chemistry (AREA)
- Materials For Medical Uses (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Graft Or Block Polymers (AREA)
- Polyethers (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
SE REVELA UN NUEVO PROCESO PARA PREPARAR UN POLIETILENO LINEAL CON PESO MOLECULAR MUY ALTO (UHMWLPE) EN FORMA DE UN ARTICULO MOLDEADO QUE MUESTRA UNA COMBINACION UNICA DE PROPIEDADES.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US27891288A | 1988-12-02 | 1988-12-02 | |
US28857688A | 1988-12-22 | 1988-12-22 | |
US42691889A | 1989-10-24 | 1989-10-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2073012T3 true ES2073012T3 (es) | 1995-08-01 |
Family
ID=27403026
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES90900461T Expired - Lifetime ES2073012T3 (es) | 1988-12-02 | 1989-11-28 | Procedimiento de fabricacion de articulos configurados de polietileno lineal de ultraelevado peso molecular. |
Country Status (8)
Country | Link |
---|---|
EP (2) | EP0449878B1 (es) |
AT (1) | ATE122901T1 (es) |
BR (1) | BR8907795A (es) |
CA (1) | CA2004455A1 (es) |
DE (1) | DE68922863T2 (es) |
DK (1) | DK171013B1 (es) |
ES (1) | ES2073012T3 (es) |
WO (1) | WO1990006140A1 (es) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5292584A (en) * | 1991-04-11 | 1994-03-08 | E. I. Du Pont De Nemours And Company | Ultrahigh molecular weight polyethylene and lightly-filled composites thereof |
US5807407A (en) * | 1992-05-04 | 1998-09-15 | Biomet, Inc. | Medical implant device and method for making same |
US5466530A (en) * | 1993-01-21 | 1995-11-14 | England; Garry L. | Biocompatible components fabricated from a substantially consolidated stock of material |
PT622060E (pt) * | 1993-04-29 | 2001-03-30 | Nat Res Dev | Aperfeicoamento em ou relacionado com valvula protetica cardiaca e com o metodo do respectivo fabrico |
US5414049A (en) | 1993-06-01 | 1995-05-09 | Howmedica Inc. | Non-oxidizing polymeric medical implant |
US8563623B2 (en) | 1996-02-13 | 2013-10-22 | The General Hospital Corporation | Radiation melt treated ultra high molecular weight polyethylene prosthetic devices |
US8865788B2 (en) | 1996-02-13 | 2014-10-21 | The General Hospital Corporation | Radiation and melt treated ultra high molecular weight polyethylene prosthetic devices |
EP2319546A1 (en) | 1996-07-09 | 2011-05-11 | Orthopaedic Hospital | Crosslinking of polytheylene for low wear using radiation and thermal treatments |
CA2370208C (en) | 1999-04-21 | 2008-09-09 | Howmedica Osteonics Corp. | Selectively cross-linked polyethylene orthopedic devices |
US6602224B1 (en) | 1999-12-22 | 2003-08-05 | Advanced Cardiovascular Systems, Inc. | Medical device formed of ultrahigh molecular weight polyolefin |
US6428506B1 (en) | 1999-12-22 | 2002-08-06 | Advanced Cardiovascular Systems, Inc. | Medical device formed of ultrahigh molecular weight polyethylene |
US6837890B1 (en) | 2001-12-26 | 2005-01-04 | Advanced Cardiovascular Systems, Inc. | Expanded UHMWPE for guiding catheter liners and other lubricious coatings |
CA2429930C (en) | 2002-06-06 | 2008-10-14 | Howmedica Osteonics Corp. | Sequentially cross-linked polyethylene |
-
1989
- 1989-11-28 EP EP90900461A patent/EP0449878B1/en not_active Expired - Lifetime
- 1989-11-28 DE DE68922863T patent/DE68922863T2/de not_active Expired - Fee Related
- 1989-11-28 ES ES90900461T patent/ES2073012T3/es not_active Expired - Lifetime
- 1989-11-28 WO PCT/US1989/005262 patent/WO1990006140A1/en active IP Right Grant
- 1989-11-28 AT AT90900461T patent/ATE122901T1/de not_active IP Right Cessation
- 1989-11-28 BR BR898907795A patent/BR8907795A/pt not_active Application Discontinuation
- 1989-12-01 EP EP89312566A patent/EP0376503A1/en not_active Ceased
- 1989-12-01 CA CA002004455A patent/CA2004455A1/en not_active Abandoned
-
1991
- 1991-05-31 DK DK104291A patent/DK171013B1/da not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DK171013B1 (da) | 1996-04-22 |
WO1990006140A1 (en) | 1990-06-14 |
EP0449878B1 (en) | 1995-05-24 |
ATE122901T1 (de) | 1995-06-15 |
EP0376503A1 (en) | 1990-07-04 |
DK104291A (da) | 1991-05-31 |
DE68922863T2 (de) | 1995-11-23 |
BR8907795A (pt) | 1991-08-27 |
EP0449878A1 (en) | 1991-10-09 |
CA2004455A1 (en) | 1990-06-02 |
DK104291D0 (da) | 1991-05-31 |
DE68922863D1 (de) | 1995-06-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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