CA2710986A1 - Magnetic polymer pellets and a method of generating the blocking gel plug - Google Patents
Magnetic polymer pellets and a method of generating the blocking gel plug Download PDFInfo
- Publication number
- CA2710986A1 CA2710986A1 CA2710986A CA2710986A CA2710986A1 CA 2710986 A1 CA2710986 A1 CA 2710986A1 CA 2710986 A CA2710986 A CA 2710986A CA 2710986 A CA2710986 A CA 2710986A CA 2710986 A1 CA2710986 A1 CA 2710986A1
- Authority
- CA
- Canada
- Prior art keywords
- polymer
- pellets
- per
- gel plug
- particles
- 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.)
- Abandoned
Links
- 239000008188 pellet Substances 0.000 title claims abstract description 69
- 229920000642 polymer Polymers 0.000 title claims abstract description 37
- 230000005291 magnetic effect Effects 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims abstract description 25
- 230000000903 blocking effect Effects 0.000 title description 2
- 230000005294 ferromagnetic effect Effects 0.000 claims abstract description 22
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 20
- 239000011159 matrix material Substances 0.000 claims abstract description 8
- 229920006318 anionic polymer Polymers 0.000 claims abstract description 7
- 229910052751 metal Inorganic materials 0.000 claims abstract description 7
- 239000002184 metal Substances 0.000 claims abstract description 7
- 239000011859 microparticle Substances 0.000 claims abstract description 6
- 150000001768 cations Chemical class 0.000 claims abstract description 5
- 150000002739 metals Chemical class 0.000 claims abstract description 5
- 230000000717 retained effect Effects 0.000 claims abstract description 3
- 239000002245 particle Substances 0.000 claims description 22
- 239000000126 substance Substances 0.000 claims description 10
- IXPNQXFRVYWDDI-UHFFFAOYSA-N 1-methyl-2,4-dioxo-1,3-diazinane-5-carboximidamide Chemical compound CN1CC(C(N)=N)C(=O)NC1=O IXPNQXFRVYWDDI-UHFFFAOYSA-N 0.000 claims description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 9
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims description 9
- 235000010413 sodium alginate Nutrition 0.000 claims description 9
- 239000000661 sodium alginate Substances 0.000 claims description 9
- 229940005550 sodium alginate Drugs 0.000 claims description 9
- 230000008961 swelling Effects 0.000 claims description 9
- 229920001586 anionic polysaccharide Polymers 0.000 claims description 6
- 150000004836 anionic polysaccharides Chemical class 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 150000001875 compounds Chemical class 0.000 claims description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 3
- 229920002134 Carboxymethyl cellulose Polymers 0.000 claims description 2
- 229910019142 PO4 Inorganic materials 0.000 claims description 2
- 229920000388 Polyphosphate Polymers 0.000 claims description 2
- 239000002253 acid Substances 0.000 claims description 2
- 150000001450 anions Chemical class 0.000 claims description 2
- 239000001768 carboxy methyl cellulose Substances 0.000 claims description 2
- 235000010948 carboxy methyl cellulose Nutrition 0.000 claims description 2
- 239000008112 carboxymethyl-cellulose Substances 0.000 claims description 2
- 239000001913 cellulose Substances 0.000 claims description 2
- 229920002678 cellulose Polymers 0.000 claims description 2
- 239000002738 chelating agent Substances 0.000 claims description 2
- 150000001860 citric acid derivatives Chemical class 0.000 claims description 2
- 238000006266 etherification reaction Methods 0.000 claims description 2
- 230000001057 ionotropic effect Effects 0.000 claims description 2
- 230000005012 migration Effects 0.000 claims description 2
- 238000013508 migration Methods 0.000 claims description 2
- 239000001814 pectin Substances 0.000 claims description 2
- 235000010987 pectin Nutrition 0.000 claims description 2
- 229920001277 pectin Polymers 0.000 claims description 2
- 235000021317 phosphate Nutrition 0.000 claims description 2
- 150000003013 phosphoric acid derivatives Chemical class 0.000 claims description 2
- 239000001205 polyphosphate Substances 0.000 claims description 2
- 235000011176 polyphosphates Nutrition 0.000 claims description 2
- 159000000000 sodium salts Chemical class 0.000 claims description 2
- 230000004936 stimulating effect Effects 0.000 claims description 2
- 235000013980 iron oxide Nutrition 0.000 claims 1
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 claims 1
- 239000007787 solid Substances 0.000 abstract description 3
- 239000000945 filler Substances 0.000 abstract description 2
- 239000000499 gel Substances 0.000 description 18
- 239000000243 solution Substances 0.000 description 13
- 229940072056 alginate Drugs 0.000 description 11
- 229920000615 alginic acid Polymers 0.000 description 11
- FHVDTGUDJYJELY-UHFFFAOYSA-N 6-{[2-carboxy-4,5-dihydroxy-6-(phosphanyloxy)oxan-3-yl]oxy}-4,5-dihydroxy-3-phosphanyloxane-2-carboxylic acid Chemical compound O1C(C(O)=O)C(P)C(O)C(O)C1OC1C(C(O)=O)OC(OP)C(O)C1O FHVDTGUDJYJELY-UHFFFAOYSA-N 0.000 description 10
- 235000010443 alginic acid Nutrition 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 238000001035 drying Methods 0.000 description 8
- 238000005755 formation reaction Methods 0.000 description 8
- 239000000203 mixture Substances 0.000 description 8
- 239000012528 membrane Substances 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 239000012530 fluid Substances 0.000 description 5
- 239000000725 suspension Substances 0.000 description 5
- QKNYBSVHEMOAJP-UHFFFAOYSA-N 2-amino-2-(hydroxymethyl)propane-1,3-diol;hydron;chloride Chemical compound Cl.OCC(N)(CO)CO QKNYBSVHEMOAJP-UHFFFAOYSA-N 0.000 description 4
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 4
- 229910052791 calcium Inorganic materials 0.000 description 4
- 239000011575 calcium Substances 0.000 description 4
- 239000002775 capsule Substances 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 239000000696 magnetic material Substances 0.000 description 4
- 230000005389 magnetism Effects 0.000 description 4
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 3
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- 235000010410 calcium alginate Nutrition 0.000 description 3
- 239000000648 calcium alginate Substances 0.000 description 3
- 229960002681 calcium alginate Drugs 0.000 description 3
- OKHHGHGGPDJQHR-YMOPUZKJSA-L calcium;(2s,3s,4s,5s,6r)-6-[(2r,3s,4r,5s,6r)-2-carboxy-6-[(2r,3s,4r,5s,6r)-2-carboxylato-4,5,6-trihydroxyoxan-3-yl]oxy-4,5-dihydroxyoxan-3-yl]oxy-3,4,5-trihydroxyoxane-2-carboxylate Chemical compound [Ca+2].O[C@@H]1[C@H](O)[C@H](O)O[C@@H](C([O-])=O)[C@H]1O[C@H]1[C@@H](O)[C@@H](O)[C@H](O[C@H]2[C@H]([C@@H](O)[C@H](O)[C@H](O2)C([O-])=O)O)[C@H](C(O)=O)O1 OKHHGHGGPDJQHR-YMOPUZKJSA-L 0.000 description 3
- 239000003814 drug Substances 0.000 description 3
- 239000011554 ferrofluid Substances 0.000 description 3
- 239000003112 inhibitor Substances 0.000 description 3
- 239000002609 medium Substances 0.000 description 3
- 239000002105 nanoparticle Substances 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 239000013076 target substance Substances 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 229940088623 biologically active substance Drugs 0.000 description 2
- 230000036983 biotransformation Effects 0.000 description 2
- 239000001110 calcium chloride Substances 0.000 description 2
- 229910001628 calcium chloride Inorganic materials 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- 238000004132 cross linking Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 150000002632 lipids Chemical class 0.000 description 2
- 229920002521 macromolecule Polymers 0.000 description 2
- 239000006249 magnetic particle Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920000867 polyelectrolyte Polymers 0.000 description 2
- 230000000379 polymerizing effect Effects 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000000859 sublimation Methods 0.000 description 2
- 230000008022 sublimation Effects 0.000 description 2
- 230000001225 therapeutic effect Effects 0.000 description 2
- 230000004580 weight loss Effects 0.000 description 2
- 239000013585 weight reducing agent Substances 0.000 description 2
- 102000004190 Enzymes Human genes 0.000 description 1
- 108090000790 Enzymes Proteins 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 229920002518 Polyallylamine hydrochloride Polymers 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 229910052782 aluminium Chemical class 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical class [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000012736 aqueous medium Substances 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical class [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- 229910001422 barium ion Inorganic materials 0.000 description 1
- 230000002925 chemical effect Effects 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000019441 ethanol Nutrition 0.000 description 1
- 239000005038 ethylene vinyl acetate Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 230000004941 influx Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- -1 iron ions Chemical class 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 230000004807 localization Effects 0.000 description 1
- 230000005426 magnetic field effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- AJCDFVKYMIUXCR-UHFFFAOYSA-N oxobarium;oxo(oxoferriooxy)iron Chemical compound [Ba]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O AJCDFVKYMIUXCR-UHFFFAOYSA-N 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 238000005453 pelletization Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/12—Making granules characterised by structure or composition
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
- C08J3/03—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
- C08J3/075—Macromolecular gels
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/12—Powdering or granulating
-
- 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
- B29K2105/0005—Condition, form or state of moulded material or of the material to be shaped containing compounding ingredients
-
- 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
- B29K2995/0003—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular electrical or magnetic properties, e.g. piezoelectric
- B29K2995/0008—Magnetic or paramagnetic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2305/00—Characterised by the use of polysaccharides or of their derivatives not provided for in groups C08J2301/00 or C08J2303/00
- C08J2305/04—Alginic acid; Derivatives thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Medicinal Preparation (AREA)
- Soft Magnetic Materials (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/RU2007/000755 WO2009088319A1 (ru) | 2007-12-29 | 2007-12-29 | Магнитные полимерные гранулы и способ формирования блокирующей гелевой пробки |
Publications (1)
Publication Number | Publication Date |
---|---|
CA2710986A1 true CA2710986A1 (en) | 2009-07-16 |
Family
ID=40853279
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2710986A Abandoned CA2710986A1 (en) | 2007-12-29 | 2007-12-29 | Magnetic polymer pellets and a method of generating the blocking gel plug |
Country Status (2)
Country | Link |
---|---|
CA (1) | CA2710986A1 (ru) |
WO (1) | WO2009088319A1 (ru) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2796100A1 (de) * | 2013-04-23 | 2014-10-29 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Gelbildendes System zum Entfernen von Nierensteinfragmenten |
US9925311B2 (en) | 2013-04-23 | 2018-03-27 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Kit for producing a crosslinked gel for surrounding urinary calculi and/or fragments thereof |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112096335B (zh) * | 2020-09-05 | 2022-06-21 | 西南石油大学 | 一种基于离子液体胶塞的井筒隔离方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4652257A (en) * | 1985-03-21 | 1987-03-24 | The United States Of America As Represented By The Secretary Of The Navy | Magnetically-localizable, polymerized lipid vesicles and method of disrupting same |
DE4413350A1 (de) * | 1994-04-18 | 1995-10-19 | Basf Ag | Retard-Matrixpellets und Verfahren zu ihrer Herstellung |
AUPM807094A0 (en) * | 1994-09-09 | 1994-10-06 | Commonwealth Scientific And Industrial Research Organisation | Polymer beads and method for preparation thereof |
RU2113841C1 (ru) * | 1996-04-16 | 1998-06-27 | Акционерное общество открытого типа Завод "Компонент" | Капсула для перорального введения с контролируемым выделением лекарственного вещества |
RU2167281C2 (ru) * | 1999-08-04 | 2001-05-20 | Швецов Игорь Александрович | Способ разработки неоднородного пласта |
RU2298088C1 (ru) * | 2005-09-30 | 2007-04-27 | Открытое акционерное общество "Татнефть" им. В.Д. Шашина | Способ разработки неоднородного нефтяного пласта |
-
2007
- 2007-12-29 WO PCT/RU2007/000755 patent/WO2009088319A1/ru active Application Filing
- 2007-12-29 CA CA2710986A patent/CA2710986A1/en not_active Abandoned
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2796100A1 (de) * | 2013-04-23 | 2014-10-29 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Gelbildendes System zum Entfernen von Nierensteinfragmenten |
WO2014173467A1 (de) * | 2013-04-23 | 2014-10-30 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Gelbildendes system zum entfernen von harnsteinen und harnsteinfragmenten |
CN105491966A (zh) * | 2013-04-23 | 2016-04-13 | 弗朗霍弗应用研究促进协会 | 用于去除尿道结石和/或尿道结石碎片的形成凝胶的体系 |
JP2016519957A (ja) * | 2013-04-23 | 2016-07-11 | フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン | 尿結石およびその断片を除去するためのゲル成形性系 |
US9925311B2 (en) | 2013-04-23 | 2018-03-27 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Kit for producing a crosslinked gel for surrounding urinary calculi and/or fragments thereof |
CN105491966B (zh) * | 2013-04-23 | 2018-06-26 | 弗朗霍弗应用研究促进协会 | 用于去除尿道结石和/或尿道结石碎片的形成凝胶的体系 |
AU2013387206B2 (en) * | 2013-04-23 | 2019-01-24 | Purenum Gmbh | Gel-forming system for removing urinary calculi and fragments thereof |
US10232079B2 (en) | 2013-04-23 | 2019-03-19 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Gel-forming system for removing urinary calculi and fragments thereof |
Also Published As
Publication number | Publication date |
---|---|
WO2009088319A1 (ru) | 2009-07-16 |
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