AU2023248359A1 - Lyophilized perforated placental membrane tissue grafts - Google Patents
Lyophilized perforated placental membrane tissue grafts Download PDFInfo
- Publication number
- AU2023248359A1 AU2023248359A1 AU2023248359A AU2023248359A AU2023248359A1 AU 2023248359 A1 AU2023248359 A1 AU 2023248359A1 AU 2023248359 A AU2023248359 A AU 2023248359A AU 2023248359 A AU2023248359 A AU 2023248359A AU 2023248359 A1 AU2023248359 A1 AU 2023248359A1
- Authority
- AU
- Australia
- Prior art keywords
- layer
- amnion
- chorion
- intermediate layer
- tissue
- 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.)
- Pending
Links
- 210000005152 placental membrane Anatomy 0.000 title description 11
- 210000005059 placental tissue Anatomy 0.000 claims abstract description 58
- 210000001691 amnion Anatomy 0.000 claims description 93
- 210000001136 chorion Anatomy 0.000 claims description 86
- 238000000034 method Methods 0.000 claims description 55
- 210000005081 epithelial layer Anatomy 0.000 claims description 9
- 238000004108 freeze drying Methods 0.000 claims description 4
- 238000005406 washing Methods 0.000 claims description 3
- 238000012545 processing Methods 0.000 abstract description 26
- 206010052428 Wound Diseases 0.000 abstract description 14
- 208000027418 Wounds and injury Diseases 0.000 abstract description 14
- 239000008280 blood Substances 0.000 abstract description 10
- 210000004369 blood Anatomy 0.000 abstract description 10
- 239000000356 contaminant Substances 0.000 abstract description 8
- 239000003102 growth factor Substances 0.000 abstract description 5
- 230000003169 placental effect Effects 0.000 abstract description 5
- 230000008774 maternal effect Effects 0.000 abstract description 2
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 144
- 210000001519 tissue Anatomy 0.000 description 61
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 14
- 239000008223 sterile water Substances 0.000 description 10
- 239000000463 material Substances 0.000 description 8
- 210000004379 membrane Anatomy 0.000 description 8
- 210000002826 placenta Anatomy 0.000 description 8
- 229920002274 Nalgene Polymers 0.000 description 7
- 210000002919 epithelial cell Anatomy 0.000 description 7
- 238000012360 testing method Methods 0.000 description 7
- 208000007536 Thrombosis Diseases 0.000 description 6
- 239000003242 anti bacterial agent Substances 0.000 description 6
- 229940088710 antibiotic agent Drugs 0.000 description 6
- 210000002469 basement membrane Anatomy 0.000 description 6
- 210000000981 epithelium Anatomy 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000012528 membrane Substances 0.000 description 6
- 238000012216 screening Methods 0.000 description 6
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 5
- 239000012984 antibiotic solution Substances 0.000 description 5
- 210000004027 cell Anatomy 0.000 description 5
- 238000006297 dehydration reaction Methods 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 238000001356 surgical procedure Methods 0.000 description 5
- 230000018044 dehydration Effects 0.000 description 4
- 230000006798 recombination Effects 0.000 description 4
- 238000005215 recombination Methods 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 238000009390 chemical decontamination Methods 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000005202 decontamination Methods 0.000 description 3
- 230000003588 decontaminative effect Effects 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 238000011156 evaluation Methods 0.000 description 3
- 238000007710 freezing Methods 0.000 description 3
- 230000008014 freezing Effects 0.000 description 3
- 238000003306 harvesting Methods 0.000 description 3
- 239000000546 pharmaceutical excipient Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000001954 sterilising effect Effects 0.000 description 3
- 238000004659 sterilization and disinfection Methods 0.000 description 3
- RDEIXVOBVLKYNT-VQBXQJRRSA-N (2r,3r,4r,5r)-2-[(1s,2s,3r,4s,6r)-4,6-diamino-3-[(2r,3r,6s)-3-amino-6-(1-aminoethyl)oxan-2-yl]oxy-2-hydroxycyclohexyl]oxy-5-methyl-4-(methylamino)oxane-3,5-diol;(2r,3r,4r,5r)-2-[(1s,2s,3r,4s,6r)-4,6-diamino-3-[(2r,3r,6s)-3-amino-6-(aminomethyl)oxan-2-yl]o Chemical compound OS(O)(=O)=O.O1C[C@@](O)(C)[C@H](NC)[C@@H](O)[C@H]1O[C@@H]1[C@@H](O)[C@H](O[C@@H]2[C@@H](CC[C@@H](CN)O2)N)[C@@H](N)C[C@H]1N.O1C[C@@](O)(C)[C@H](NC)[C@@H](O)[C@H]1O[C@@H]1[C@@H](O)[C@H](O[C@@H]2[C@@H](CC[C@H](O2)C(C)N)N)[C@@H](N)C[C@H]1N.O1[C@H](C(C)NC)CC[C@@H](N)[C@H]1O[C@H]1[C@H](O)[C@@H](O[C@@H]2[C@@H]([C@@H](NC)[C@@](C)(O)CO2)O)[C@H](N)C[C@@H]1N RDEIXVOBVLKYNT-VQBXQJRRSA-N 0.000 description 2
- WEEMDRWIKYCTQM-UHFFFAOYSA-N 2,6-dimethoxybenzenecarbothioamide Chemical compound COC1=CC=CC(OC)=C1C(N)=S WEEMDRWIKYCTQM-UHFFFAOYSA-N 0.000 description 2
- 108010001478 Bacitracin Proteins 0.000 description 2
- 102000003974 Fibroblast growth factor 2 Human genes 0.000 description 2
- 108090000379 Fibroblast growth factor 2 Proteins 0.000 description 2
- 241000713340 Human immunodeficiency virus 2 Species 0.000 description 2
- SBKRTALNRRAOJP-BWSIXKJUSA-N N-[(2S)-4-amino-1-[[(2S,3R)-1-[[(2S)-4-amino-1-oxo-1-[[(3S,6S,9S,12S,15R,18R,21S)-6,9,18-tris(2-aminoethyl)-15-benzyl-3-[(1R)-1-hydroxyethyl]-12-(2-methylpropyl)-2,5,8,11,14,17,20-heptaoxo-1,4,7,10,13,16,19-heptazacyclotricos-21-yl]amino]butan-2-yl]amino]-3-hydroxy-1-oxobutan-2-yl]amino]-1-oxobutan-2-yl]-6-methylheptanamide (6S)-N-[(2S)-4-amino-1-[[(2S,3R)-1-[[(2S)-4-amino-1-oxo-1-[[(3S,6S,9S,12S,15R,18R,21S)-6,9,18-tris(2-aminoethyl)-15-benzyl-3-[(1R)-1-hydroxyethyl]-12-(2-methylpropyl)-2,5,8,11,14,17,20-heptaoxo-1,4,7,10,13,16,19-heptazacyclotricos-21-yl]amino]butan-2-yl]amino]-3-hydroxy-1-oxobutan-2-yl]amino]-1-oxobutan-2-yl]-6-methyloctanamide sulfuric acid Polymers OS(O)(=O)=O.CC(C)CCCCC(=O)N[C@@H](CCN)C(=O)N[C@@H]([C@@H](C)O)C(=O)N[C@@H](CCN)C(=O)N[C@H]1CCNC(=O)[C@@H](NC(=O)[C@H](CCN)NC(=O)[C@H](CCN)NC(=O)[C@H](CC(C)C)NC(=O)[C@@H](Cc2ccccc2)NC(=O)[C@@H](CCN)NC1=O)[C@@H](C)O.CC[C@H](C)CCCCC(=O)N[C@@H](CCN)C(=O)N[C@@H]([C@@H](C)O)C(=O)N[C@@H](CCN)C(=O)N[C@H]1CCNC(=O)[C@@H](NC(=O)[C@H](CCN)NC(=O)[C@H](CCN)NC(=O)[C@H](CC(C)C)NC(=O)[C@@H](Cc2ccccc2)NC(=O)[C@@H](CCN)NC1=O)[C@@H](C)O SBKRTALNRRAOJP-BWSIXKJUSA-N 0.000 description 2
- 102000005789 Vascular Endothelial Growth Factors Human genes 0.000 description 2
- 108010019530 Vascular Endothelial Growth Factors Proteins 0.000 description 2
- 229960003071 bacitracin Drugs 0.000 description 2
- 229930184125 bacitracin Natural products 0.000 description 2
- CLKOFPXJLQSYAH-ABRJDSQDSA-N bacitracin A Chemical compound C1SC([C@@H](N)[C@@H](C)CC)=N[C@@H]1C(=O)N[C@@H](CC(C)C)C(=O)N[C@H](CCC(O)=O)C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H]1C(=O)N[C@H](CCCN)C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@H](CC=2C=CC=CC=2)C(=O)N[C@@H](CC=2N=CNC=2)C(=O)N[C@H](CC(O)=O)C(=O)N[C@@H](CC(N)=O)C(=O)NCCCC1 CLKOFPXJLQSYAH-ABRJDSQDSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 239000003599 detergent Substances 0.000 description 2
- SEACYXSIPDVVMV-UHFFFAOYSA-L eosin Y Chemical compound [Na+].[Na+].[O-]C(=O)C1=CC=CC=C1C1=C2C=C(Br)C(=O)C(Br)=C2OC2=C(Br)C([O-])=C(Br)C=C21 SEACYXSIPDVVMV-UHFFFAOYSA-L 0.000 description 2
- 210000002950 fibroblast Anatomy 0.000 description 2
- 230000008105 immune reaction Effects 0.000 description 2
- 238000012792 lyophilization process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 229960002385 streptomycin sulfate Drugs 0.000 description 2
- 210000002993 trophoblast Anatomy 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 241000193403 Clostridium Species 0.000 description 1
- 102000008186 Collagen Human genes 0.000 description 1
- 108010035532 Collagen Proteins 0.000 description 1
- 108010080379 Fibrin Tissue Adhesive Proteins 0.000 description 1
- 208000031886 HIV Infections Diseases 0.000 description 1
- 241000711549 Hepacivirus C Species 0.000 description 1
- 241000282412 Homo Species 0.000 description 1
- 241000598436 Human T-cell lymphotropic virus Species 0.000 description 1
- 206010020460 Human T-cell lymphotropic virus type I infection Diseases 0.000 description 1
- 241000713772 Human immunodeficiency virus 1 Species 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 101710163270 Nuclease Proteins 0.000 description 1
- 108010081750 Reticulin Proteins 0.000 description 1
- 241000194017 Streptococcus Species 0.000 description 1
- 102000004887 Transforming Growth Factor beta Human genes 0.000 description 1
- 108090001012 Transforming Growth Factor beta Proteins 0.000 description 1
- 239000004775 Tyvek Substances 0.000 description 1
- 229920000690 Tyvek Polymers 0.000 description 1
- 108010073929 Vascular Endothelial Growth Factor A Proteins 0.000 description 1
- 241000251539 Vertebrata <Metazoa> Species 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 238000007605 air drying Methods 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 239000000427 antigen Substances 0.000 description 1
- 102000036639 antigens Human genes 0.000 description 1
- 108091007433 antigens Proteins 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 210000001124 body fluid Anatomy 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 230000001684 chronic effect Effects 0.000 description 1
- 229920001436 collagen Polymers 0.000 description 1
- 230000001010 compromised effect Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002845 discoloration Methods 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 210000002219 extraembryonic membrane Anatomy 0.000 description 1
- 210000003754 fetus Anatomy 0.000 description 1
- 208000002672 hepatitis B Diseases 0.000 description 1
- 230000028993 immune response Effects 0.000 description 1
- 230000002163 immunogen Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000005865 ionizing radiation Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000007431 microscopic evaluation Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 210000002850 nasal mucosa Anatomy 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 108010017843 platelet-derived growth factor A Proteins 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000035755 proliferation Effects 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000012079 reconstructive surgical procedure Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000009589 serological test Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000010186 staining Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 208000006379 syphilis Diseases 0.000 description 1
- ZRKFYGHZFMAOKI-QMGMOQQFSA-N tgfbeta Chemical compound C([C@H](NC(=O)[C@H](C(C)C)NC(=O)CNC(=O)[C@H](CCC(O)=O)NC(=O)[C@H](CCCNC(N)=N)NC(=O)[C@H](CC(N)=O)NC(=O)[C@H](CC(C)C)NC(=O)[C@H]([C@@H](C)O)NC(=O)[C@H](CCC(O)=O)NC(=O)[C@H]([C@@H](C)O)NC(=O)[C@H](CC(C)C)NC(=O)CNC(=O)[C@H](C)NC(=O)[C@H](CO)NC(=O)[C@H](CCC(N)=O)NC(=O)[C@@H](NC(=O)[C@H](C)NC(=O)[C@H](C)NC(=O)[C@@H](NC(=O)[C@H](CC(C)C)NC(=O)[C@@H](N)CCSC)C(C)C)[C@@H](C)CC)C(=O)N[C@@H]([C@@H](C)O)C(=O)N[C@@H](C(C)C)C(=O)N[C@@H](CC=1C=CC=CC=1)C(=O)N[C@@H](C)C(=O)N1[C@@H](CCC1)C(=O)N[C@@H]([C@@H](C)O)C(=O)N[C@@H](CC(N)=O)C(=O)N[C@@H](CCC(O)=O)C(=O)N[C@@H](C)C(=O)N[C@@H](CC=1C=CC=CC=1)C(=O)N[C@@H](CCCNC(N)=N)C(=O)N[C@@H](C)C(=O)N[C@@H](CC(C)C)C(=O)N1[C@@H](CCC1)C(=O)N1[C@@H](CCC1)C(=O)N[C@@H](CCCNC(N)=N)C(=O)N[C@@H](CCC(O)=O)C(=O)N[C@@H](CCCNC(N)=N)C(=O)N[C@@H](CO)C(=O)N[C@@H](CCCNC(N)=N)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CC(C)C)C(O)=O)C1=CC=C(O)C=C1 ZRKFYGHZFMAOKI-QMGMOQQFSA-N 0.000 description 1
- 230000017423 tissue regeneration Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000002054 transplantation Methods 0.000 description 1
- 210000003954 umbilical cord Anatomy 0.000 description 1
- 230000002792 vascular Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 230000029663 wound healing Effects 0.000 description 1
Classifications
-
- 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
- A61L27/36—Materials for grafts or prostheses or for coating grafts or prostheses containing ingredients of undetermined constitution or reaction products thereof, e.g. transplant tissue, natural bone, extracellular matrix
- A61L27/3604—Materials for grafts or prostheses or for coating grafts or prostheses containing ingredients of undetermined constitution or reaction products thereof, e.g. transplant tissue, natural bone, extracellular matrix characterised by the human or animal origin of the biological material, e.g. hair, fascia, fish scales, silk, shellac, pericardium, pleura, renal tissue, amniotic membrane, parenchymal tissue, fetal tissue, muscle tissue, fat tissue, enamel
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K35/00—Medicinal preparations containing materials or reaction products thereof with undetermined constitution
- A61K35/12—Materials from mammals; Compositions comprising non-specified tissues or cells; Compositions comprising non-embryonic stem cells; Genetically modified cells
- A61K35/48—Reproductive organs
- A61K35/50—Placenta; Placental stem cells; Amniotic fluid; Amnion; Amniotic stem cells
-
- 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
- A61L27/36—Materials for grafts or prostheses or for coating grafts or prostheses containing ingredients of undetermined constitution or reaction products thereof, e.g. transplant tissue, natural bone, extracellular matrix
- A61L27/3683—Materials for grafts or prostheses or for coating grafts or prostheses containing ingredients of undetermined constitution or reaction products thereof, e.g. transplant tissue, natural bone, extracellular matrix subjected to a specific treatment prior to implantation, e.g. decellularising, demineralising, grinding, cellular disruption/non-collagenous protein removal, anti-calcification, crosslinking, supercritical fluid extraction, enzyme treatment
- A61L27/3695—Materials for grafts or prostheses or for coating grafts or prostheses containing ingredients of undetermined constitution or reaction products thereof, e.g. transplant tissue, natural bone, extracellular matrix subjected to a specific treatment prior to implantation, e.g. decellularising, demineralising, grinding, cellular disruption/non-collagenous protein removal, anti-calcification, crosslinking, supercritical fluid extraction, enzyme treatment characterised by the function or physical properties of the final product, where no specific conditions are defined to achieve this
-
- 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
- A61L27/56—Porous materials, e.g. foams or sponges
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P17/00—Drugs for dermatological disorders
- A61P17/02—Drugs for dermatological disorders for treating wounds, ulcers, burns, scars, keloids, or the like
-
- 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
- A61L2400/00—Materials characterised by their function or physical properties
- A61L2400/18—Modification of implant surfaces in order to improve biocompatibility, cell growth, fixation of biomolecules, e.g. plasma treatment
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Medicinal Chemistry (AREA)
- Epidemiology (AREA)
- Dermatology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Transplantation (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Botany (AREA)
- Zoology (AREA)
- Molecular Biology (AREA)
- Urology & Nephrology (AREA)
- Pharmacology & Pharmacy (AREA)
- Cell Biology (AREA)
- Developmental Biology & Embryology (AREA)
- Reproductive Health (AREA)
- General Chemical & Material Sciences (AREA)
- Biotechnology (AREA)
- Immunology (AREA)
- Virology (AREA)
- Dispersion Chemistry (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Pregnancy & Childbirth (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Organic Chemistry (AREA)
- Materials For Medical Uses (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
- Medicinal Preparation (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US202263362540P | 2022-04-06 | 2022-04-06 | |
| US63/362,540 | 2022-04-06 | ||
| PCT/US2023/017620 WO2023196422A1 (en) | 2022-04-06 | 2023-04-05 | Lyophilized perforated placental membrane tissue grafts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AU2023248359A1 true AU2023248359A1 (en) | 2024-11-21 |
Family
ID=88243454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU2023248359A Pending AU2023248359A1 (en) | 2022-04-06 | 2023-04-05 | Lyophilized perforated placental membrane tissue grafts |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20230347015A1 (https=) |
| EP (1) | EP4504280A4 (https=) |
| JP (1) | JP2025511922A (https=) |
| AU (1) | AU2023248359A1 (https=) |
| WO (1) | WO2023196422A1 (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12594363B2 (en) * | 2022-03-01 | 2026-04-07 | XoBiologix, L.L.C. | Enhanced biologic grafts with packaging apparatuses, and methods of use |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130156863A1 (en) * | 2010-06-30 | 2013-06-20 | Tissuetech, Inc. | Methods of preparing chorion tissue and products derived therefrom |
| CA2880157C (en) * | 2012-08-15 | 2020-07-21 | Mimedx Group, Inc. | Reinforced placental tissue grafts and methods of making and using the same |
| EP3349812B1 (en) * | 2015-09-17 | 2021-01-06 | Stimlabs LLC | Compositions derived from placenta and methods of producing the same |
-
2023
- 2023-04-05 EP EP23785336.1A patent/EP4504280A4/en active Pending
- 2023-04-05 US US18/296,207 patent/US20230347015A1/en active Pending
- 2023-04-05 AU AU2023248359A patent/AU2023248359A1/en active Pending
- 2023-04-05 JP JP2024559542A patent/JP2025511922A/ja active Pending
- 2023-04-05 WO PCT/US2023/017620 patent/WO2023196422A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| US20230347015A1 (en) | 2023-11-02 |
| EP4504280A1 (en) | 2025-02-12 |
| EP4504280A4 (en) | 2026-03-18 |
| JP2025511922A (ja) | 2025-04-16 |
| WO2023196422A1 (en) | 2023-10-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20230414670A1 (en) | Placental tissue grafts and improved methods of preparing and using the same | |
| EP3220970B1 (en) | Fenestration kits for making fenestrated placental tissue allografts and methods of using the same | |
| US20130218274A1 (en) | Shredded tissue grafts and methods for making and using the same | |
| US20220133955A1 (en) | Meshed placental membrane tissue grafts | |
| US20160000968A1 (en) | Placental tissue grafts and improved methods of preparing and using the same | |
| US20210393852A1 (en) | Meshed umbilical cord tissue grafts | |
| US20230347015A1 (en) | Lyophilized perforated placental membrane tissue grafts | |
| US20250051723A1 (en) | Pourable placental collagen matrix sheet |