WO2007132785A1 - 臓器癒着防止剤およびそれを用いた癒着防止方法 - Google Patents
臓器癒着防止剤およびそれを用いた癒着防止方法 Download PDFInfo
- Publication number
- WO2007132785A1 WO2007132785A1 PCT/JP2007/059770 JP2007059770W WO2007132785A1 WO 2007132785 A1 WO2007132785 A1 WO 2007132785A1 JP 2007059770 W JP2007059770 W JP 2007059770W WO 2007132785 A1 WO2007132785 A1 WO 2007132785A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- adhesion
- organ
- preventing
- agent
- polyglutamic acid
- 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.)
- Ceased
Links
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
- A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/74—Synthetic polymeric materials
- A61K31/785—Polymers containing nitrogen
-
- 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
- A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
- A61L31/04—Macromolecular materials
- A61L31/06—Macromolecular materials obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P41/00—Drugs used in surgical methods, e.g. surgery adjuvants for preventing adhesion or for vitreum substitution
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P7/00—Drugs for disorders of the blood or the extracellular fluid
- A61P7/04—Antihaemorrhagics; Procoagulants; Haemostatic agents; Antifibrinolytic agents
Definitions
- the present invention relates to an organ adhesion-preventing agent and an adhesion-preventing method using the same. More specifically, the present invention can effectively prevent adhesion on the organ surface, is absorbed in the body, has high safety and is manufactured.
- the present invention relates to an easy organ adhesion prevention agent and an adhesion prevention method using the same.
- Organs are generally in a state where they can move and retreat freely even when they are in contact with each other on the opposing surface.
- inflammation caused by surgery or some other cause can cause adhesions between organs, which can lead to sequelae such as reduced function of local organs.
- organ adhesions occur, re-operation is necessary, increasing the burden on the patient and making the operation very difficult.
- Non-absorbable materials include silicone sheets, GORE-TEX (trade name) sheets, polybulal alcohol and a water-containing gel-containing mixed polymer film that has a predetermined water-soluble polymer strength.
- Film Japanese Patent Laid-Open No. 8-266615, the disclosure of which is incorporated herein by reference. Since these sheets physically separate the damaged part by being affixed to the damaged part, naturally adhesion is prevented, but it is not absorbed into the body, so there is a problem that the artifact remains in the body. .
- the non-absorbable sheet or film itself adhered may adhere to an organ and cause a functional disorder. In this case, even if the operation is performed again, the adhered sheet or the like cannot be removed.
- Absorbent base materials include gelatin, fibrin glue, hyaluronic acid and its salts, or poly ( ⁇ -glutamic acid) salt of carboxyl (one) and poly (( Adhesion-preventing material comprising a ( ⁇ -glutamic acid) salt complex (Japanese Laid-Open Patent Publication No. 11 2 76572, the disclosure of which is incorporated herein by reference), a polymer used in vivo A radiation-sterilizable medical material containing a polyfunctional triazine compound such as triallyl isocyanurate (Japanese Patent Laid-Open No. 2003-695, the disclosure of which is incorporated herein by reference) ) Etc. are proposed.
- a poly ( ⁇ -glutamic acid) cross-linked product obtained by cross-linking poly ( ⁇ glutamic acid) as a single polymer a poly ( ⁇ -glutamic acid) radiation cross-linked product obtained by y-ray irradiation (Japanese Patent Application Laid-Open (JP-A)) No. 6-322358, the disclosure of which is incorporated herein by reference), poly ( ⁇ -glutamic acid) polymer gel obtained by chemical reaction (Japanese Patent Laid-Open No. 6-256220) The disclosure of this publication is incorporated herein by reference), poly ( ⁇ -glutamic acid) grafted by chemical reaction with polypropylene glycol or polyethyleneimine (special No.
- ⁇ -polyglutamic acid a poly ( ⁇ -glutamic acid) (hereinafter referred to as ⁇ -polyglutamic acid) chemical cross-linked product is useful for preventing organ adhesions.
- ⁇ -polyglutamic acid a poly ( ⁇ -glutamic acid) chemical cross-linked product
- an object of the present invention is to provide an anti-adhesion agent (material) and an anti-adhesion method using the anti-adhesion agent.
- an organ adhesion preventing agent comprising a ⁇ polyglutamic acid chemical cross-linked product as an active ingredient.
- the organ adhesion preventing agent is brought into contact with or attached to the surface of a local organ where adhesion is desired to be prevented after surgery, and in some cases the periphery thereof.
- An organ adhesion prevention method is provided.
- the use of the ⁇ -polyglutamic acid chemical cross-linked product is easy to produce and has a viscosity that is not easily washed away by the surrounding moisture. It is also advantageous in that exudate from the wound surface can be effectively absorbed.
- y-polyglutamic acid chemical cross-linked product is advantageous in that it is absorbed in the body and has high safety without causing side effects.
- the ⁇ -polydaltamate chemical cross-linked product is said to be able to stop hemostasis in a small amount of bleeding not only effectively preventing adhesion on the surface of a local organ such as after surgery. There are also advantages.
- FIG. 1 shows the adhesion state of the ⁇ polyglutamic acid chemical cross-linked body in Example 1 without treatment.
- FIG. 2 shows the adhesion prevention status of the ⁇ -polyglutamic acid chemical cross-linked product in Example 1.
- the ⁇ polyglutamic acid chemical cross-linked product used in the present invention is a biodegradable ⁇ -polyglutamic acid having a carboxyl group in the side chain and two or more which react with a carboxyl group in the same molecule.
- a water-absorbing polymer that is crosslinked by a chemical reaction with a compound having a functional group that is, a crosslinking agent.
- ⁇ polyglutamic acid cross-linked product is a hydrophilic polymer molecule
- ⁇ polyglutamine Acids have the ability to form crosslinks to take a matrix structure and retain moisture therein.
- the ⁇ polyglutamic acid chemical cross-linked product is preferably in a gel state, but the y-polyglutamic acid chemical cross-linked product is also an organ adhesion even in a state where the solution after the cross-linking reaction is not gelled. As long as it has a preventive effect, it can be used in the present invention.
- the water absorption of y-polyglutamic acid chemical cross-linked product can hold water more than several hundred times its weight.
- the above-mentioned ⁇ polyglutamic acid forms a cross-linkage means that another ⁇ polyglutamic acid is directly cross-linked to ⁇ polyglutamic acid, or another ⁇ -polyglutamic acid is cross-linked via a cross-linking agent.
- ⁇ polyglutamic acid is a polymer of glutamic acid, and means an acidic water-soluble polymer having a molecular weight of 200 to 2 million, preferably having a D-type and L-type glutamic acid linked at the ⁇ -position.
- Examples of polyglutamic acid that may be in the form of a salt include alkali metal and alkaline earth metal salts.
- the ⁇ -polyglutamic acid may be one having only D-type glutamic acid or only L-type glutamic acid.
- polyglutamic acid is the main component of natto's viscous substance, it has been used for food since ancient times, and safety for living organisms has been established. In addition, since it is biodegraded in the soil, there is no danger of causing environmental pollution. In addition, this compound has been found to be effective for skin moisturizing and is also used in cosmetics.
- a ⁇ -polyglutamic acid cross-linked product is produced by cross-linking y-polyglutamic acid with each other by a chemical reaction in the presence of ⁇ -polyglutamic acid and a cross-linking agent as necessary. can do.
- the reaction conditions can be appropriately selected according to the amount and type of the crosslinking agent and, if necessary, the condensing agent.
- ⁇ -polyglutamic acid cross-linked product is specifically described in JP-A-4-298533, JP-A-6-256220, JP-A-11-343339, and JP-A-2002.
- It can be carried out according to the method described in Japanese Patent No. 128899. That is, a raw material ⁇ polyglutamic acid or a salt thereof and a compound (crosslinking agent) having two or more functional groups capable of reacting with a carboxyl group in the same molecule are directly reacted in a solvent, or a crosslinking agent.
- a solvent or a crosslinking agent
- the uncrosslinked ⁇ -polyglutamic acid is not particularly limited, and is produced by a microorganism belonging to the genus Bacillus such as Bacillus subtilis, Bacillus anthracis, Bacillus megaterium, or Bacillus natto (for example, Biosci. Biotech , 56, 1031-1035 (1992) and Japanese Patent Laid-Open No. 1 174397, the disclosures of these documents are hereby incorporated by reference). Can be used. Further, the purification method of the obtained ⁇ -polyglutamic acid is not particularly limited, but can be carried out, for example, according to the method described in JP-A-7-316286 (the disclosure of this patent document is incorporated herein by reference). Part of the disclosure).
- the cross-linking agent used in the production of the ⁇ -polyglutamic acid cross-linked product used in the present invention is cross-linked with the carboxyl group in glutamic acid (hereinafter also referred to as monomer unit), which is a structural unit of polyglutamic acid.
- monomer unit which is a structural unit of polyglutamic acid.
- it reacts with the functional group of the agent to obtain a ⁇ -polyglutamic acid chemical cross-linked product, it is not particularly limited, but specific examples thereof include, for example, polyepoxy compounds, polyols, polyamines, or polyisocyanates, and diols, diamines, and Examples include diisocyanates.
- the monomer unit is represented by the following formula.
- a polyglutamic acid crosslinked product having a desired property can be obtained by controlling the ratio between the total number of carboxyl groups in glutamic acid as a monomer unit and the number of molecules of the crosslinking agent. Can do.
- the y-polyglutamic acid chemical crosslinked product comprises a crosslinking agent and ⁇ -polyglutamic acid in the total number of moles of the crosslinking agent and the structural unit of the ⁇ -polyglutamic acid.
- the glutamic acid (monomer unit) is produced using a ratio in the range of 1: 100 to 1: 2 in terms of the total number of moles.
- the ratio is more preferably 1:40 to 3: 8, and even more preferably 1:35 to 1:10.
- polyepoxy compound as the crosslinking agent examples include (poly) ethylene glycol diglycidyl ether (the number of ethylene glycol units in the molecule is preferably 1 to 6, more preferably 1 to 4), (Poly) propylene glycol diglycidyl ether (the number of propylene glycol units in the molecule is preferably 1 to 6, more preferably 1 to 4), glycerin diglycidyl ether (preferably glycerin one; L, 3— Diglycidyl ether) and the like.
- n represents an integer of 1 to 6, preferably 1 to 4)
- polyol polyamine, and polyisocyanate
- those having two functional groups such as diol, diamine, or diisocyanate are preferred.
- C alkanediol C alkanediol
- the cross-linking agent may be a commercially available reagent (for example, supplied by ALDRICH, Tokyo Kasei Kogyo Co., Ltd.) or may be used after being appropriately purified.
- a basic compound such as non-crosslinked ⁇ -polyglutamic acid and sodium bicarbonate, or non-crosslinked ⁇ polyglutamate is dissolved in a solvent at room temperature, and then a polyepoxy compound is added thereto. 'By stirring and reacting, a colorless and transparent ⁇ -polydaltamate cross-linked product can be obtained.
- the temperature at the time of addition and stirring can be appropriately set within the range of 0 to 100 ° C.
- the solvent that can be used is not particularly limited, and examples thereof include water and dimethyl sulfoxide, and water is particularly preferred.
- non-crosslinked ⁇ polyglutamic acid and diol in a solvent, if necessary, in the presence of a condensing agent (for example, dimethylaminopyridine and ⁇ or dicyclohexyl carpositimide) at 60 to 80 ° C. It can be produced by a condensation reaction at a temperature of 0.1 to 48 hours.
- a condensing agent for example, dimethylaminopyridine and ⁇ or dicyclohexyl carpositimide
- Solvents that can be used here are preferably highly polar solvents such as ⁇ , ⁇ -dimethylformamide, ⁇ , ⁇ -dimethylacetamide, dimethyl sulfoxide, or ⁇ -methylpyrrolidone. ⁇ , ⁇ -dimethylformamide is preferred.
- the ⁇ polyglutamic acid chemical cross-linked product produced by cross-linking as described above is used after removing unreacted ⁇ polyglutamic acid, cross-linking agent, condensing agent, and the like by a conventional method, if necessary. It can be used in the present invention.
- the ⁇ -polyglutamic acid chemical cross-linked product is used as it is, or other components may be optionally added and used as an organ adhesion preventing agent.
- the organ adhesion preventive agent according to the present invention contains y polyglutamic acid chemical cross-linked product as an active ingredient and is not particularly limited with respect to the content ratio of y polyglutamic acid chemical cross-linked product as long as it exhibits the effect of preventing organ adhesion. If necessary, pharmaceutically acceptable additive agents such as stabilizers, antioxidants, and coloring agents can be contained.
- the form of the y-polyglutamic acid chemical cross-linked product is not particularly limited.
- it can be used in the form of a gel as it is, or it may be used as a powder by freeze-drying or the like.
- the form of the anti-adhesion agent according to the present invention is not particularly limited, and includes a chemically crosslinked ⁇ -polydaltamate acid, for example, powder, granule, solution, sol form, gel (jelly) form, or sheet form. Good. According to a preferred embodiment of the present invention, a solid form is preferred to some extent, and powder is most preferred from the viewpoint of operability.
- the anti-adhesion agent according to the present invention is mixed with other components effective for preventing adhesion, such as filin glue sodium hyaluronate, a molecular targeted therapeutic agent targeting molecules related to adhesion formation, and the like. It can also be used. In addition, it can be used in combination by embedding it on the surface of another sheet-like adhesion preventing base material.
- the anti-adhesion agent according to the present invention is highly safe because it effectively prevents the adhesion of the surface of the local organ, accelerates the healing of the wounded area on the surface of the local organ, and is absorbed in the body without side effects. Moreover, there is a possibility that hemostasis can be achieved with a small amount of bleeding, and such an effect is not found in conventional anti-adhesive agents.
- a method for preventing adhesion of an organ is provided.
- the method for preventing adhesion of an organ according to the present invention is characterized in that the adhesion preventive agent is brought into contact with or attached to the surface of a local organ where adhesion is to be prevented after surgery and in some cases the periphery thereof.
- contacting or adhering means contacting or adhering, for example, by applying or spraying an anti-adhesive agent on the surface of the local organ that is desired to prevent adhesion, or in the vicinity thereof.
- the surface of a local organ means all or part of the surface of an organ that is inflamed due to surgery such as a surgical operation or any other cause and the necessity of preventing adhesions.
- the site or type of the organ is not particularly limited, but it is an organ other than the human body surface (outer skin) of mammals such as mice, rats, hamsters, rabbits, and other laboratory animals, and domestic animals. Is preferred.
- a gastrointestinal organ such as the stomach, small intestine, or large intestine
- a reproductive organ such as the uterus or ovary
- a respiratory organ such as the heart or lungs
- a motor organ such as a muscle, bone, or ligament
- a sensory organ such as an eyeball.
- the content of the operation of the organ is not particularly limited, but the surface of the local organ is a direct counterpart to the operation. It may be an elephant, and it is not a direct target of surgery, but it may be a part that has been damaged as a result of surgery.
- the state of the surface of the local organ is not particularly limited, but since the anti-adhesion agent of the present invention is water-absorbing, it can be applied without being washed away even in a wet state.
- the adhesion preventing agent is used in the method of bringing the adhesion preventing agent into contact with or adhering to the surface of a local organ to be prevented from adhering after surgery and in some cases the periphery thereof.
- the form and the proportion of active ingredients can be determined as appropriate depending on the type of organ and the state of the trauma. Since the anti-adhesion agent of the present invention is highly safe with no side effects, the contact amount of the anti-adhesion agent to the surface of the local organ can be limited to cover the surface.
- Non-crosslinked ⁇ —polyglutamic acid (hereinafter referred to as non-crosslinked PGA, production number: 90630, molecular weight: 320,000 (measured by gel permeation chromatography single light scattering detection method (GPC) with pullulan as standard)) 2g 15.5 mL of pure water and 0.65 g of sodium hydrogen carbonate were added to (corresponding to 15.5 mmol as the total mol number of glutamic acid monomer units) and completely dissolved.
- the reaction was carried out with stirring for 1.5 hours at 80 ° C.
- the properties of the obtained reaction liquid were as follows.
- the molecule of the cross-linking agent Number: ⁇ —Total number of carboxyl groups contained in polyglutamic acid total number of moles of crosslinking agent used: y—total number of moles of glutamic acid, which is a constituent unit of polyglutamic acid used.
- Non-crosslinked PGA (same lot as in Production Example 1) 2g and 1,6-hexanediol 0.78mmol (crosslinking agent) were dissolved in 31mL of N, N-dimethylformamide (DMF), and then the catalyst was cooled with ice. As a (condensation agent), 3.12 mmol of dimethylaminopyridine and 3.12 mmol of dicyclohexylcarbodiimide hydrochloride were added, and the reaction was carried out with stirring at 80 ° C. for 1.5 hours. As a result, ⁇ -polyglutamic acid was cross-linked into a gel.
- Example 3 To 2 g of non-crosslinked PGA (same lot as in Production Example 1), 15.5 mL of pure water and 0.65 g of sodium bicarbonate were added and completely dissolved. To this solution, ethylene glycol diglycidyl ether, manufactured by ALD RICH, with the specified amount of calories shown in Table 2 below as a crosslinking agent was purified by distillation, density 1.12 g / cm 3 Was added, and the reaction was carried out with stirring at 80 ° C for 2 hours.
- ethylene glycol diglycidyl ether manufactured by ALD RICH
- test group 1-2 was a viscous gel
- test group 3 was a loose gel
- test groups 4-7 were watery gels. It was.
- the gel stuck to the gauze was also scraped off with a spatula and placed in a 500 mL beaker.
- the total weight of the 500 mL beaker at this time was subtracted from the air weight, and the value obtained was taken as the water absorption.
- the water absorption rate (unit: gZg) was determined by the following equation. As a result, as shown in Table 2 below, the water absorption of the obtained ⁇ -polyglutamic acid chemistry crosslinked product was as high as several hundred.
- PGA-CCC in test group 2 produced in Production Example 1 was used and compared with a PGA-CCC non-treated (control).
- Fig. 1 shows the situation without PGA-CCC treatment at the time of laparotomy after about 1 week
- Fig. 2 shows the situation of PGA-CCC adhesion prevention.
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Chemical & Material Sciences (AREA)
- Epidemiology (AREA)
- Pharmacology & Pharmacy (AREA)
- Medicinal Chemistry (AREA)
- Surgery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Organic Chemistry (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Engineering & Computer Science (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Chemical & Material Sciences (AREA)
- Hematology (AREA)
- Diabetes (AREA)
- Polyamides (AREA)
- Materials For Medical Uses (AREA)
Abstract
Description
Claims
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA002652322A CA2652322A1 (en) | 2006-05-16 | 2007-05-11 | Organ-adhesion preventing agent and process for preventing adhesion using thereof |
| JP2008515538A JPWO2007132785A1 (ja) | 2006-05-16 | 2007-05-11 | 臓器癒着防止剤およびそれを用いた癒着防止方法 |
| US12/227,379 US20090099263A1 (en) | 2006-05-16 | 2007-05-11 | Organ-adhesion preventing agent and process for preventing adhesion using thereof |
| AU2007250830A AU2007250830A1 (en) | 2006-05-16 | 2007-05-11 | Agent for preventing organ adhesion and method for preventing adhesion using the same |
| EP07743205A EP2025354A4 (en) | 2006-05-16 | 2007-05-11 | AGENT FOR THE PREVENTION OF ORGAN ADHESION AND METHOD FOR PREVENTING ADHESION THEREWITH |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006136991 | 2006-05-16 | ||
| JP2006-136991 | 2006-05-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2007132785A1 true WO2007132785A1 (ja) | 2007-11-22 |
Family
ID=38693878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2007/059770 Ceased WO2007132785A1 (ja) | 2006-05-16 | 2007-05-11 | 臓器癒着防止剤およびそれを用いた癒着防止方法 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US20090099263A1 (ja) |
| EP (1) | EP2025354A4 (ja) |
| JP (1) | JPWO2007132785A1 (ja) |
| KR (1) | KR20090018115A (ja) |
| CN (1) | CN101472625A (ja) |
| AU (1) | AU2007250830A1 (ja) |
| CA (1) | CA2652322A1 (ja) |
| WO (1) | WO2007132785A1 (ja) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013100715A1 (en) | 2011-12-30 | 2013-07-04 | Samyang Biopharmaceuticals Corporation | IN SITU CROSSLINKING HYDROGEL COMPRISING γ-POLYGLUTAMIC ACID AND METHOD FOR PRODUCING THE SAME |
| WO2014027545A1 (ja) | 2012-08-16 | 2014-02-20 | ニプロ株式会社 | 癒着防止材 |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101256550B1 (ko) * | 2010-12-30 | 2013-04-19 | 주식회사 삼양바이오팜 | 유착방지기능을 갖는 수술용 메쉬 복합체 및 이의 제조 방법 |
| KR101436615B1 (ko) * | 2011-12-28 | 2014-09-12 | 주식회사 삼양바이오팜 | 유착방지기능을 갖는 수술용 메쉬 복합체 및 이의 제조 방법 |
| CN103341217B (zh) * | 2013-06-13 | 2015-05-06 | 上海大学 | 一种用于防止手术后组织粘连的薄膜的制备方法 |
| KR20170014143A (ko) | 2015-07-29 | 2017-02-08 | (주)메디언스 | 유착방지용 조성물 |
| US20190134260A1 (en) * | 2016-04-20 | 2019-05-09 | Nipro Corporation | Sheet-like hemostatic material employing poly-gamma-glutamic acid, and method of manufacturing same |
| CN107596456A (zh) * | 2017-10-11 | 2018-01-19 | 广州新诚生物科技有限公司 | 一种具有止血功能的生物医用膜及其制备方法 |
| CN107805109A (zh) * | 2017-10-31 | 2018-03-16 | 常州市泰英物资有限公司 | 一种复合化肥防结块剂的制备方法 |
| KR102546437B1 (ko) * | 2021-03-15 | 2023-06-21 | 금오공과대학교 산학협력단 | 생체적합성 고분자를 포함하는 파우더형 유착방지제 및 그의 제조방법 |
Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01174397A (ja) | 1987-12-29 | 1989-07-10 | Meiji Seika Kaisha Ltd | ポリグルタミン酸の製造法 |
| JPH04298533A (ja) | 1991-03-28 | 1992-10-22 | Meiji Seika Kaisha Ltd | ポリ−γ−グルタミン酸グラフト化物の製造法 |
| JPH06256220A (ja) | 1993-03-10 | 1994-09-13 | Meiji Seika Kaisha Ltd | 薬物担体用高分子 |
| JPH06322358A (ja) | 1993-05-11 | 1994-11-22 | Agency Of Ind Science & Technol | 新規な生分解性高吸水体及びその製造方法 |
| JPH07310021A (ja) * | 1994-03-22 | 1995-11-28 | Nippon Shokubai Co Ltd | 吸水剤組成物およびその製法、並びにこれら吸水剤組成物を含有する吸水性構造体、吸収物品 |
| JPH07316286A (ja) | 1994-05-26 | 1995-12-05 | Meiji Seika Kaisha Ltd | 低分子γ−ポリグルタミン酸の製造方法 |
| JPH08266615A (ja) | 1995-03-31 | 1996-10-15 | Agency Of Ind Science & Technol | 細胞非接着・非増殖性医療用物品 |
| JPH10155892A (ja) * | 1996-10-02 | 1998-06-16 | Kuraray Co Ltd | 医療用高分子ゲル |
| JPH1176572A (ja) | 1997-07-17 | 1999-03-23 | Sophia Co Ltd | 遊技機 |
| JPH11343339A (ja) | 1997-09-30 | 1999-12-14 | Toshio Hara | 生分解性吸水性樹脂 |
| JP2002128899A (ja) | 2000-10-27 | 2002-05-09 | Kanagawa Prefecture | 生分解性を有する吸水性高分子 |
| JP2002145990A (ja) * | 2000-11-14 | 2002-05-22 | Mitsui Chemicals Inc | 架橋重合体及びその製造方法 |
| JP2003000695A (ja) | 2001-06-21 | 2003-01-07 | Bmg:Kk | 放射線滅菌可能な医用材料及びその用途 |
| JP2005021094A (ja) | 2003-07-03 | 2005-01-27 | Japan Science & Technology Agency | SMG−1特異的siRNA及びmRNAサーベイランス機構抑制剤 |
| JP2005145908A (ja) * | 2003-11-18 | 2005-06-09 | Nishikawa Rubber Co Ltd | 吸水性化粧・美容用乾燥シート及びその使用方法 |
| JP2006095097A (ja) * | 2004-09-29 | 2006-04-13 | Terumo Corp | 医療用具の挿入器具 |
| WO2006054624A1 (ja) * | 2004-11-18 | 2006-05-26 | Keio University | 癒着防止材および癒着防止方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5505952A (en) * | 1994-04-19 | 1996-04-09 | United States Surgical Corporation | Modified synthetic cross-linked amino acid polymers and medical devices formed therefrom |
| JP4015988B2 (ja) * | 2003-12-19 | 2007-11-28 | トン ハイ バイオテクノロジー コーポレイション | 三次元架橋した、安定した生分解性の高吸水性γポリグルタミン酸ヒドロゲル、及びその調製方法 |
-
2007
- 2007-05-11 JP JP2008515538A patent/JPWO2007132785A1/ja active Pending
- 2007-05-11 KR KR1020087030155A patent/KR20090018115A/ko not_active Withdrawn
- 2007-05-11 EP EP07743205A patent/EP2025354A4/en not_active Withdrawn
- 2007-05-11 US US12/227,379 patent/US20090099263A1/en not_active Abandoned
- 2007-05-11 CA CA002652322A patent/CA2652322A1/en not_active Abandoned
- 2007-05-11 AU AU2007250830A patent/AU2007250830A1/en not_active Abandoned
- 2007-05-11 CN CNA2007800225766A patent/CN101472625A/zh active Pending
- 2007-05-11 WO PCT/JP2007/059770 patent/WO2007132785A1/ja not_active Ceased
Patent Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01174397A (ja) | 1987-12-29 | 1989-07-10 | Meiji Seika Kaisha Ltd | ポリグルタミン酸の製造法 |
| JPH04298533A (ja) | 1991-03-28 | 1992-10-22 | Meiji Seika Kaisha Ltd | ポリ−γ−グルタミン酸グラフト化物の製造法 |
| JPH06256220A (ja) | 1993-03-10 | 1994-09-13 | Meiji Seika Kaisha Ltd | 薬物担体用高分子 |
| JPH06322358A (ja) | 1993-05-11 | 1994-11-22 | Agency Of Ind Science & Technol | 新規な生分解性高吸水体及びその製造方法 |
| JPH07310021A (ja) * | 1994-03-22 | 1995-11-28 | Nippon Shokubai Co Ltd | 吸水剤組成物およびその製法、並びにこれら吸水剤組成物を含有する吸水性構造体、吸収物品 |
| JPH07316286A (ja) | 1994-05-26 | 1995-12-05 | Meiji Seika Kaisha Ltd | 低分子γ−ポリグルタミン酸の製造方法 |
| JPH08266615A (ja) | 1995-03-31 | 1996-10-15 | Agency Of Ind Science & Technol | 細胞非接着・非増殖性医療用物品 |
| JPH10155892A (ja) * | 1996-10-02 | 1998-06-16 | Kuraray Co Ltd | 医療用高分子ゲル |
| JPH1176572A (ja) | 1997-07-17 | 1999-03-23 | Sophia Co Ltd | 遊技機 |
| JPH11343339A (ja) | 1997-09-30 | 1999-12-14 | Toshio Hara | 生分解性吸水性樹脂 |
| JP2002128899A (ja) | 2000-10-27 | 2002-05-09 | Kanagawa Prefecture | 生分解性を有する吸水性高分子 |
| JP2002145990A (ja) * | 2000-11-14 | 2002-05-22 | Mitsui Chemicals Inc | 架橋重合体及びその製造方法 |
| JP2003000695A (ja) | 2001-06-21 | 2003-01-07 | Bmg:Kk | 放射線滅菌可能な医用材料及びその用途 |
| JP2005021094A (ja) | 2003-07-03 | 2005-01-27 | Japan Science & Technology Agency | SMG−1特異的siRNA及びmRNAサーベイランス機構抑制剤 |
| JP2005145908A (ja) * | 2003-11-18 | 2005-06-09 | Nishikawa Rubber Co Ltd | 吸水性化粧・美容用乾燥シート及びその使用方法 |
| JP2006095097A (ja) * | 2004-09-29 | 2006-04-13 | Terumo Corp | 医療用具の挿入器具 |
| WO2006054624A1 (ja) * | 2004-11-18 | 2006-05-26 | Keio University | 癒着防止材および癒着防止方法 |
Non-Patent Citations (2)
| Title |
|---|
| BIOSCI. BIOTECH., vol. 56, 1992, pages 1031 - 1035 |
| See also references of EP2025354A4 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013100715A1 (en) | 2011-12-30 | 2013-07-04 | Samyang Biopharmaceuticals Corporation | IN SITU CROSSLINKING HYDROGEL COMPRISING γ-POLYGLUTAMIC ACID AND METHOD FOR PRODUCING THE SAME |
| US9254348B2 (en) | 2011-12-30 | 2016-02-09 | Samyang Biopharmaceuticals Corporation | In situ crosslinking hydrogel comprising γ-polyglutamic acid and method for producing the same |
| WO2014027545A1 (ja) | 2012-08-16 | 2014-02-20 | ニプロ株式会社 | 癒着防止材 |
| JPWO2014027545A1 (ja) * | 2012-08-16 | 2016-07-25 | ニプロ株式会社 | 癒着防止材 |
| US10744234B2 (en) | 2012-08-16 | 2020-08-18 | Nipro Corporation | Method for preventing postoperative adhesion of an organ in a wound site |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2025354A1 (en) | 2009-02-18 |
| US20090099263A1 (en) | 2009-04-16 |
| KR20090018115A (ko) | 2009-02-19 |
| EP2025354A4 (en) | 2010-06-02 |
| CN101472625A (zh) | 2009-07-01 |
| CA2652322A1 (en) | 2007-11-12 |
| JPWO2007132785A1 (ja) | 2009-09-24 |
| AU2007250830A1 (en) | 2007-11-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2007132785A1 (ja) | 臓器癒着防止剤およびそれを用いた癒着防止方法 | |
| KR20230071113A (ko) | 트리거할 수 있는 주문형 분리를 가진 접착 재료 | |
| US9873769B2 (en) | Thiolated PEG-PVA hydrogels | |
| ES2398675T3 (es) | Aminas terciarias derivadas y su uso | |
| EP1979018A2 (en) | Tissue-adhesive materials | |
| US20070224162A1 (en) | Antimicrobial releasing polymers | |
| JP2008508916A (ja) | 組織接着性材料 | |
| NL2028827B1 (en) | Bio-adhesive | |
| JP4267106B2 (ja) | 癒着防止用材料 | |
| BR9711537B1 (pt) | macrâmero polimerizÁvel biodegradÁvel, mÉtodo para aumentar a elasticidade de um gel de polÍmero hidrofÍlico e mÉtodo para melhorar a biodegradabilidade de um macrâmero quimicamente reativo compreendendo carbonato. | |
| CN118846180A (zh) | 止血敷料及其制造方法 | |
| AU2009200774A1 (en) | Tissue defect dressings comprising a keratin network | |
| WO2009103057A2 (en) | Polyglycerol sebecate peritoneal adhesion prevention barrier | |
| EP2593021A2 (en) | Bioadhesive compounds and methods of synthesis and use | |
| JP5003998B2 (ja) | 癒着防止材および癒着防止方法 | |
| JP2019051189A (ja) | ゼラチン誘導体創傷被覆材 | |
| JPH11239610A (ja) | 生体組織接着性医用材料及びその製造法 | |
| KR20090012439A (ko) | 기관 유착 방지 특성을 갖는 히알루론산 및카르복시메칠셀룰로즈 복합체 유도체 필름 및 겔 및 그제조방법 | |
| JP2005075815A (ja) | 止血性組織修復材 | |
| Garner et al. | Types and Chemistry of Synthetic Hydrogels | |
| Lim et al. | Biodegradable polyaspartamide‐g‐C18/DOPA/GLY‐NEO nano‐adhesives for wound closure/healing with antimicrobial activity | |
| TR2026001107A2 (tr) | Akci̇ğer cerrahi̇si̇ i̇çi̇n dopa-modi̇fi̇ye doğal doku yapiştirici formülasyonu |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| WWE | Wipo information: entry into national phase |
Ref document number: 200780022576.6 Country of ref document: CN |
|
| 121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 07743205 Country of ref document: EP Kind code of ref document: A1 |
|
| WWE | Wipo information: entry into national phase |
Ref document number: 2008515538 Country of ref document: JP |
|
| WWE | Wipo information: entry into national phase |
Ref document number: 2652322 Country of ref document: CA Ref document number: 12227379 Country of ref document: US |
|
| WWE | Wipo information: entry into national phase |
Ref document number: 9537/DELNP/2008 Country of ref document: IN |
|
| NENP | Non-entry into the national phase |
Ref country code: DE |
|
| WWE | Wipo information: entry into national phase |
Ref document number: 2007250830 Country of ref document: AU |
|
| WWE | Wipo information: entry into national phase |
Ref document number: 2007743205 Country of ref document: EP |
|
| WWE | Wipo information: entry into national phase |
Ref document number: 1020087030155 Country of ref document: KR |
|
| ENP | Entry into the national phase |
Ref document number: 2007250830 Country of ref document: AU Date of ref document: 20070511 Kind code of ref document: A |


