CH625702A5 - - Google Patents
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- Publication number
- CH625702A5 CH625702A5 CH57677A CH57677A CH625702A5 CH 625702 A5 CH625702 A5 CH 625702A5 CH 57677 A CH57677 A CH 57677A CH 57677 A CH57677 A CH 57677A CH 625702 A5 CH625702 A5 CH 625702A5
- Authority
- CH
- Switzerland
- Prior art keywords
- layer
- artificial skin
- skin according
- copolymer
- leucine
- Prior art date
Links
- ROHFNLRQFUQHCH-YFKPBYRVSA-N L-leucine Chemical compound CC(C)C[C@H](N)C(O)=O ROHFNLRQFUQHCH-YFKPBYRVSA-N 0.000 claims description 20
- 239000000126 substance Substances 0.000 claims description 19
- 229920001577 copolymer Polymers 0.000 claims description 16
- 239000004395 L-leucine Substances 0.000 claims description 10
- 235000019454 L-leucine Nutrition 0.000 claims description 10
- 229960003136 leucine Drugs 0.000 claims description 10
- 239000007864 aqueous solution Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 229920000642 polymer Polymers 0.000 claims description 6
- 229940024606 amino acid Drugs 0.000 claims description 5
- 229960002989 glutamic acid Drugs 0.000 claims description 5
- 244000005700 microbiome Species 0.000 claims description 5
- 229920002521 macromolecule Polymers 0.000 claims description 4
- 239000000178 monomer Substances 0.000 claims description 4
- 239000011148 porous material Substances 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 3
- 230000035515 penetration Effects 0.000 claims description 2
- 239000002253 acid Substances 0.000 claims 1
- 150000007513 acids Chemical class 0.000 claims 1
- 125000005907 alkyl ester group Chemical group 0.000 claims 1
- 239000010410 layer Substances 0.000 description 43
- 206010052428 Wound Diseases 0.000 description 11
- 208000027418 Wounds and injury Diseases 0.000 description 11
- 239000000243 solution Substances 0.000 description 8
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 239000012528 membrane Substances 0.000 description 6
- 239000007788 liquid Substances 0.000 description 5
- 230000035699 permeability Effects 0.000 description 5
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- 241000700605 Viruses Species 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 239000002344 surface layer Substances 0.000 description 4
- 241000233866 Fungi Species 0.000 description 3
- 240000004808 Saccharomyces cerevisiae Species 0.000 description 3
- 235000008206 alpha-amino acids Nutrition 0.000 description 3
- 235000001014 amino acid Nutrition 0.000 description 3
- 238000006065 biodegradation reaction Methods 0.000 description 3
- 230000035876 healing Effects 0.000 description 3
- 230000014759 maintenance of location Effects 0.000 description 3
- 238000000108 ultra-filtration Methods 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- ZHNUHDYFZUAESO-UHFFFAOYSA-N Formamide Chemical compound NC=O ZHNUHDYFZUAESO-UHFFFAOYSA-N 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 241001465754 Metazoa Species 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- 150000001370 alpha-amino acid derivatives Chemical class 0.000 description 2
- 150000001413 amino acids Chemical class 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000002674 ointment Substances 0.000 description 2
- 239000011368 organic material Substances 0.000 description 2
- 229920001308 poly(aminoacid) Polymers 0.000 description 2
- 229920005604 random copolymer Polymers 0.000 description 2
- 238000001223 reverse osmosis Methods 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- 108010088751 Albumins Proteins 0.000 description 1
- 102000009027 Albumins Human genes 0.000 description 1
- 108091003079 Bovine Serum Albumin Proteins 0.000 description 1
- 102000008186 Collagen Human genes 0.000 description 1
- 108010035532 Collagen Proteins 0.000 description 1
- 239000004470 DL Methionine Substances 0.000 description 1
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 1
- 108010020346 Polyglutamic Acid Proteins 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 150000001371 alpha-amino acids Chemical class 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- -1 amino acid esters Chemical class 0.000 description 1
- 239000012736 aqueous medium Substances 0.000 description 1
- 229940009098 aspartate Drugs 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- WQZGKKKJIJFFOK-VFUOTHLCSA-N beta-D-glucose Chemical compound OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-VFUOTHLCSA-N 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 210000001124 body fluid Anatomy 0.000 description 1
- 239000010839 body fluid Substances 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 229920001436 collagen Polymers 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000007857 degradation product Substances 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 229940088679 drug related substance Drugs 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 230000003328 fibroblastic effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000008103 glucose Substances 0.000 description 1
- 229940049906 glutamate Drugs 0.000 description 1
- 239000004220 glutamic acid Substances 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- 230000002439 hemostatic effect Effects 0.000 description 1
- 239000005457 ice water Substances 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002609 medium Substances 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- FFEARJCKVFRZRR-UHFFFAOYSA-N methionine Chemical compound CSCCC(N)C(O)=O FFEARJCKVFRZRR-UHFFFAOYSA-N 0.000 description 1
- 235000006109 methionine Nutrition 0.000 description 1
- 229930182817 methionine Natural products 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- QYSGYZVSCZSLHT-UHFFFAOYSA-N octafluoropropane Chemical compound FC(F)(F)C(F)(F)C(F)(F)F QYSGYZVSCZSLHT-UHFFFAOYSA-N 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000006213 oxygenation reaction Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000002504 physiological saline solution Substances 0.000 description 1
- 229920002643 polyglutamic acid Polymers 0.000 description 1
- 108010050934 polyleucine Proteins 0.000 description 1
- 239000001267 polyvinylpyrrolidone Substances 0.000 description 1
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 description 1
- 229920000036 polyvinylpyrrolidone Polymers 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 229920006186 water-soluble synthetic resin Polymers 0.000 description 1
- 230000029663 wound healing Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
- B32B3/266—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by an apertured layer, the apertures going through the whole thickness of the layer, e.g. expanded metal, perforated layer, slit layer regular cells B32B3/12
-
- 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
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
- A61L15/32—Proteins, polypeptides; Degradation products or derivatives thereof, e.g. albumin, collagen, fibrin, gelatin
-
- 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
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/42—Use of materials characterised by their function or physical properties
- A61L15/64—Use of materials characterised by their function or physical properties specially adapted to be resorbable inside the body
-
- 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
- A61L27/60—Materials for use in artificial skin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/28—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
-
- 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
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F2013/00361—Plasters
- A61F2013/00365—Plasters use
- A61F2013/00519—Plasters use for treating burn
- A61F2013/00527—Plasters use for treating burn artificial skin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2305/00—Condition, form or state of the layers or laminate
- B32B2305/02—Cellular or porous
- B32B2305/026—Porous
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/716—Degradable
- B32B2307/7163—Biodegradable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/724—Permeability to gases, adsorption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/728—Hydrophilic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2535/00—Medical equipment, e.g. bandage, prostheses, catheter
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S602/00—Surgery: splint, brace, or bandage
- Y10S602/90—Method of making bandage structure
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/249921—Web or sheet containing structurally defined element or component
- Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
- Y10T428/249961—With gradual property change within a component
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31725—Of polyamide
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Chemical & Material Sciences (AREA)
- Public Health (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Materials Engineering (AREA)
- Engineering & Computer Science (AREA)
- Hematology (AREA)
- Dermatology (AREA)
- Medicinal Chemistry (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Materials For Medical Uses (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Laminated Bodies (AREA)
- Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)
Priority Applications (19)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH57677A CH625702A5 (es) | 1977-01-18 | 1977-01-18 | |
US05/869,688 US4161948A (en) | 1977-01-18 | 1978-01-16 | Synthetic membrane for wound-dressings |
AU32447/78A AU513271B2 (en) | 1977-01-18 | 1978-01-16 | Synthetic membrane for wound dressing |
GR55171A GR61991B (en) | 1977-01-18 | 1978-01-16 | Synthetic membrane for bands |
BR7800285A BR7800285A (pt) | 1977-01-18 | 1978-01-17 | Pele artificial para curativos de materia polipeptidica sintetica e processo de fabricacao respectiva |
DE2802295A DE2802295C2 (de) | 1977-01-18 | 1978-01-17 | Kunsthaut und ihre Herstellung |
ZA00780285A ZA78285B (en) | 1977-01-18 | 1978-01-17 | Artificial membrane for wound-dressings |
DK22578A DK148784C (da) | 1977-01-18 | 1978-01-17 | Syntetisk membran til brug ved saardaekning og fremgangsmaade til fremstilling af en saadan |
GB1780/78A GB1562373A (en) | 1977-01-18 | 1978-01-17 | Synthetic membrane for wound-dressing |
BE184379A BE862981A (fr) | 1977-01-18 | 1978-01-17 | Membrane synthetique pour pansements |
SE7800523A SE439244B (sv) | 1977-01-18 | 1978-01-17 | Tvaskikts biologiskt nedbrytbart syntetiskt membran, anvendning av detta som sarforband samt forfarande for dess framstellning |
NL7800531A NL7800531A (nl) | 1977-01-18 | 1978-01-17 | Kunsthuid voor het verbinden van wonden, alsmede werkwijze voor het vervaardigen van een zodanig produkt. |
LU78882A LU78882A1 (fr) | 1977-01-18 | 1978-01-17 | Membrane synthetique pour pansements |
MX786779U MX5547E (es) | 1977-01-18 | 1978-01-17 | Metodo para fabricar membranas sinteticas para apositos |
FR7801211A FR2377205A1 (fr) | 1977-01-18 | 1978-01-17 | Membrane synthetique pour pansements |
IT7819337A IT1092286B (it) | 1977-01-18 | 1978-01-17 | Membrana sintetica per fasciature |
JP286978A JPS5390691A (en) | 1977-01-18 | 1978-01-17 | Wound curing synthetic film and method of producing same |
CA295,078A CA1092026A (en) | 1977-01-18 | 1978-01-17 | Synthetic membrane for wound-dressings |
ES466119A ES466119A1 (es) | 1977-01-18 | 1978-01-18 | Procedimiento de fabricacion de una membrana sintetica para apositos. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH57677A CH625702A5 (es) | 1977-01-18 | 1977-01-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH625702A5 true CH625702A5 (es) | 1981-10-15 |
Family
ID=4190199
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH57677A CH625702A5 (es) | 1977-01-18 | 1977-01-18 |
Country Status (19)
Country | Link |
---|---|
US (1) | US4161948A (es) |
JP (1) | JPS5390691A (es) |
AU (1) | AU513271B2 (es) |
BE (1) | BE862981A (es) |
BR (1) | BR7800285A (es) |
CA (1) | CA1092026A (es) |
CH (1) | CH625702A5 (es) |
DE (1) | DE2802295C2 (es) |
DK (1) | DK148784C (es) |
ES (1) | ES466119A1 (es) |
FR (1) | FR2377205A1 (es) |
GB (1) | GB1562373A (es) |
GR (1) | GR61991B (es) |
IT (1) | IT1092286B (es) |
LU (1) | LU78882A1 (es) |
MX (1) | MX5547E (es) |
NL (1) | NL7800531A (es) |
SE (1) | SE439244B (es) |
ZA (1) | ZA78285B (es) |
Families Citing this family (57)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ATE2477T1 (de) * | 1979-03-15 | 1983-03-15 | Gebrueder Sulzer Aktiengesellschaft | Strumpfartiger ueberzug fuer den verankerungsschaft einer endoprothese. |
US4361552A (en) * | 1980-09-26 | 1982-11-30 | Board Of Regents, The University Of Texas System | Wound dressing |
FR2524304B1 (fr) * | 1982-03-31 | 1985-06-14 | Delalande Sa | Peau artificielle |
EP0227955A3 (en) * | 1982-07-21 | 1987-11-25 | University of Strathclyde | Composite wound dressing |
SE448821B (sv) * | 1984-02-03 | 1987-03-23 | Medinvent Sa | Flerskiktat nedbrytbart material avsett som ersettning for kroppsvevnad och vars nedbrytningshastighet varierar med avstandet fran den exponerade ytan forfarande for dess framstellning |
SE456274B (sv) * | 1984-02-03 | 1988-09-19 | Carl Gustaf Mellsjo | Anordning vid vermevexlare for att ge det ena mediet en skruvformig cirkulationsrorelse |
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-
1977
- 1977-01-18 CH CH57677A patent/CH625702A5/fr not_active IP Right Cessation
-
1978
- 1978-01-16 GR GR55171A patent/GR61991B/el unknown
- 1978-01-16 US US05/869,688 patent/US4161948A/en not_active Expired - Lifetime
- 1978-01-16 AU AU32447/78A patent/AU513271B2/en not_active Expired
- 1978-01-17 LU LU78882A patent/LU78882A1/xx unknown
- 1978-01-17 FR FR7801211A patent/FR2377205A1/fr active Granted
- 1978-01-17 JP JP286978A patent/JPS5390691A/ja active Pending
- 1978-01-17 ZA ZA00780285A patent/ZA78285B/xx unknown
- 1978-01-17 IT IT7819337A patent/IT1092286B/it active
- 1978-01-17 DE DE2802295A patent/DE2802295C2/de not_active Expired
- 1978-01-17 DK DK22578A patent/DK148784C/da active
- 1978-01-17 MX MX786779U patent/MX5547E/es unknown
- 1978-01-17 NL NL7800531A patent/NL7800531A/xx not_active Application Discontinuation
- 1978-01-17 BR BR7800285A patent/BR7800285A/pt unknown
- 1978-01-17 GB GB1780/78A patent/GB1562373A/en not_active Expired
- 1978-01-17 SE SE7800523A patent/SE439244B/xx not_active IP Right Cessation
- 1978-01-17 CA CA295,078A patent/CA1092026A/en not_active Expired
- 1978-01-17 BE BE184379A patent/BE862981A/xx not_active IP Right Cessation
- 1978-01-18 ES ES466119A patent/ES466119A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
MX5547E (es) | 1983-10-05 |
DK22578A (da) | 1978-07-19 |
IT1092286B (it) | 1985-07-06 |
NL7800531A (nl) | 1978-07-20 |
AU3244778A (en) | 1979-07-26 |
DK148784C (da) | 1986-04-01 |
GB1562373A (en) | 1980-03-12 |
SE439244B (sv) | 1985-06-10 |
CA1092026A (en) | 1980-12-23 |
ES466119A1 (es) | 1979-05-01 |
DE2802295C2 (de) | 1982-09-16 |
DK148784B (da) | 1985-09-30 |
FR2377205B1 (es) | 1981-12-11 |
BR7800285A (pt) | 1978-09-05 |
AU513271B2 (en) | 1980-11-20 |
ZA78285B (en) | 1978-12-27 |
GR61991B (en) | 1979-02-14 |
FR2377205A1 (fr) | 1978-08-11 |
BE862981A (fr) | 1978-07-17 |
LU78882A1 (fr) | 1978-09-18 |
IT7819337A0 (it) | 1978-01-17 |
DE2802295A1 (de) | 1978-07-20 |
SE7800523L (sv) | 1978-07-19 |
JPS5390691A (en) | 1978-08-09 |
US4161948A (en) | 1979-07-24 |
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