WO2016167560A1 - 다기능성 지혈제 및 그 제조 방법 - Google Patents
다기능성 지혈제 및 그 제조 방법 Download PDFInfo
- Publication number
- WO2016167560A1 WO2016167560A1 PCT/KR2016/003872 KR2016003872W WO2016167560A1 WO 2016167560 A1 WO2016167560 A1 WO 2016167560A1 KR 2016003872 W KR2016003872 W KR 2016003872W WO 2016167560 A1 WO2016167560 A1 WO 2016167560A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- regenerated cellulose
- metal salt
- alkali metal
- web
- hemostatic
- 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
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
- A61K47/30—Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
- A61K47/36—Polysaccharides; Derivatives thereof, e.g. gums, starch, alginate, dextrin, hyaluronic acid, chitosan, inulin, agar or pectin
- A61K47/38—Cellulose; Derivatives thereof
-
- 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
- A61K31/70—Carbohydrates; Sugars; Derivatives thereof
- A61K31/715—Polysaccharides, i.e. having more than five saccharide radicals attached to each other by glycosidic linkages; Derivatives thereof, e.g. ethers, esters
- A61K31/716—Glucans
- A61K31/717—Celluloses
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K38/00—Medicinal preparations containing peptides
- A61K38/01—Hydrolysed proteins; Derivatives thereof
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K38/00—Medicinal preparations containing peptides
- A61K38/16—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
- A61K38/17—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans
- A61K38/36—Blood coagulation or fibrinolysis factors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K38/00—Medicinal preparations containing peptides
- A61K38/16—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
- A61K38/17—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans
- A61K38/36—Blood coagulation or fibrinolysis factors
- A61K38/363—Fibrinogen
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K38/00—Medicinal preparations containing peptides
- A61K38/16—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
- A61K38/17—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans
- A61K38/39—Connective tissue peptides, e.g. collagen, elastin, laminin, fibronectin, vitronectin, cold insoluble globulin [CIG]
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K38/00—Medicinal preparations containing peptides
- A61K38/16—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
- A61K38/43—Enzymes; Proenzymes; Derivatives thereof
- A61K38/46—Hydrolases (3)
- A61K38/48—Hydrolases (3) acting on peptide bonds (3.4)
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K38/00—Medicinal preparations containing peptides
- A61K38/16—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
- A61K38/43—Enzymes; Proenzymes; Derivatives thereof
- A61K38/46—Hydrolases (3)
- A61K38/48—Hydrolases (3) acting on peptide bonds (3.4)
- A61K38/482—Serine endopeptidases (3.4.21)
- A61K38/4833—Thrombin (3.4.21.5)
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
- A61K47/30—Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
- A61K47/30—Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
- A61K47/34—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyesters, polyamino acids, polysiloxanes, polyphosphazines, copolymers of polyalkylene glycol or poloxamers
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/70—Web, sheet or filament bases ; Films; Fibres of the matrix type containing drug
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P43/00—Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12Y—ENZYMES
- C12Y304/00—Hydrolases acting on peptide bonds, i.e. peptidases (3.4)
- C12Y304/21—Serine endopeptidases (3.4.21)
- C12Y304/21005—Thrombin (3.4.21.5)
Definitions
- the present invention relates to a multifunctional hemostatic agent and a method for producing the multifunctional hemostatic agent, and more particularly, to a multifunctional hemostatic agent and a method for producing the multifunctional hemostatic agent.
- a second polymer selected from the group consisting of a regenerated cellulose and its alkali metal salt neutralized by overlapping one or more webs, needle punching, pressing and integrating the web, And a method for producing the same.
- ORC oxidized regenerated cellulose
- regenerated cellulose-alkali metal salts eg, ORC-Na
- ORC-Na a neutralized product obtained by replacing the active hydrogen in the carboxyl group (-COOH) in the oxidized and regenerated cellulose with an alkali metal such as sodium (Na)
- an alkali metal such as sodium (Na)
- biocompatible and biodegradable polymer materials are knitted and then thrombin, fibrinogen, carboxymethyl cellulose (CMC), collagen (collagen) , Gelatin (gelatin) and the like are dispersed and applied, and there is a technique showing a hemostatic effect.
- CMC carboxymethyl cellulose
- collagen collagen
- Gelatin gelatin
- the regenerated cellulose may become acidic during the hemostatic action, resulting in the problem that the activities of thrombin and fibrinogen are denatured.
- an absorbent foaming agent such as saccharide must be used together.
- the present invention has been made to solve the above-mentioned problems of the prior art, and it is an object of the present invention to provide a multifunctional hemostatic agent having both an improved hemostatic effect and an adhesion preventive function and having an integral structure and dimensional stability.
- polymer webs of (i) and (ii) have a hemostatic or anti-adhesion effect different from each other.
- polymer webs of (i), (ii) and (iii) have a different hemostatic or anti-adhesion effect.
- one or more webs of biodegradable polymers, at least one web of oxidized regenerated cellulose, and at least one web of alkali metal salt neutralized cellulose of oxidized regenerated cellulose are overlaid, needle punched, and then pressed and integrated. Provide a hemostatic agent.
- (1) at least one web of a first polymer selected from the group consisting of (i) a biodegradable polymer, an oxidized regenerated cellulose and an alkali metal salt thereof, and (ii) an oxidized regenerated cellulose and an alkali metal salt thereof ≪ RTI ID 0.0 > 1 < / RTI > And
- polymer webs of (i) and (ii) have a different hemostatic or anti-adhesion effect.
- the present invention uses a short biodegradable polymeric short fiber web and / or ORC neutralized short fiber web to perform a function of shielding the low pH of the ORC, and uses not only thrombin, fibrinogen but also collagen, gelatin Functional hemostatic agent in the form of a single nonwoven fabric having enhanced hemostatic and adhesion-preventing functions by applying a hemostasis promoting substance to a biodegradable polymer and / or an ORC neutralized short fiber web through penetration or powder application.
- the hemostatic agent of the present invention exhibits remarkably improved hemostatic effect and anti-adhesion effect than conventional hemostatic agents. Therefore, when the hemostatic agent of the present invention is applied to the hemorrhagic region, it exhibits an excellent hemostatic effect as well as an effect of preventing adhesion of the hemorrhagic region and surrounding organs or tissues, thereby promoting wound healing.
- Fig. 1 is a schematic view showing one embodiment of a method for producing a hemostatic agent according to the present invention.
- a biodegradable polymer may be a conventional polymer material having biocompatibility and biodegradability, preferably lactic acid-glycolic acid copolymer (PGLA), polyglycolic acid (PGA), poly (PDO), polycaprolactone (PCL), polyglycolic acid-polycaprolactone (PGA-PCL) copolymer and mixtures thereof may be used, But is not limited thereto.
- a biodegradable polymer comprising lactic acid-glycolic acid copolymer (PGLA), polyglycolic acid (PGA), poly (1,4-dioxan-2-one) (PDO), polycaprolactone (PCL), polyglycolic acid-polycaprolactone (PGA-PCL) copolymers, or mixtures thereof.
- PGLA lactic acid-glycolic acid copolymer
- PGA polyglycolic acid
- PDO poly (1,4-dioxan-2-one)
- PCL polycaprolactone
- PGA-PCL polyglycolic acid-polycaprolactone copolymers
- the biodegradable polymer is irradiated with a gamma ray (for example, Cobalt 60 radiation), and the absorption time is reduced to about 2 to 4 weeks.
- a gamma ray for example, Cobalt 60 radiation
- fibers of the lactic acid-glycolic acid copolymer (PGLA910) have a bioabsorption time of about 70 days, but when 50 Mrad of Cobalt 60 radiation is applied, the average absorption time is shortened to about 14 days.
- the amount of the biodegradable polymer contained in the hemostatic agent of the present invention is not particularly limited and can be suitably selected in accordance with the desired hemostatic effect. According to one preferred embodiment of the present invention, 5 to 50 parts by weight of the biodegradable polymer may be used per 100 parts by weight of the polymer in the hemostatic agent.
- the fabric or knitted fabric of such a polymer can be manufactured into a short staple fiber web by carding, and the polymer web thus prepared can be used in the production of a hemostatic agent of the present invention.
- the length of the short fibers may be usually about 5 to 50 mm.
- the oxidized regenerated cellulose means an oxidized regenerated cellulose having a carboxyl group (-COOH), and the alkali metal salt neutralizes the oxidized regenerated cellulose with an alkali metal salt compound to be present in the oxidized regenerated cellulose Quot; means a salt in which an active hydrogen of a carboxy group is substituted with an alkali metal.
- the carboxyl group content in the oxidized regenerated cellulose may be 13 to 24 wt%.
- the alkali metal include lithium, sodium, potassium and the like, more preferably sodium or potassium, and most preferably sodium.
- the alkali metal salt compound for example, sodium acetate, potassium acetate, sodium citrate, sodium fumarate and the like can be used.
- an alkali metal salt compound of the same molar amount as the carboxyl group content of oxidized regenerated cellulose can be used
- the present invention is not limited thereto.
- the proportion of the carboxyl group of the regenerated cellulose oxidized by the treatment with the alkali metal salt compound is converted to -COOM (M: alkali metal) is preferably 30 to 70%, more preferably 40 to 60%, and most preferably 50 %, But is not limited thereto.
- the oxidized and regenerated cellulose or its alkali metal salt neutralized product having an oxidation degree of 13 to 17% is preferable from the viewpoint of enhancing the anti-adhesion effect, and the oxidation degree is more than 17% to 24%
- the oxidized and regenerated cellulose or the alkali metal salt thereof neutralized at 18 to 24% is preferable in terms of enhancing the hemostatic effect.
- the hemostatic agent of the present invention it is preferable to arrange the oxidized and regenerated cellulose or its alkali metal salt neutralized product having an oxidation degree of 18 to 24% for hemostasis in a portion contacting the bleeding site, Oxidized cellulose having an oxidation degree of 13 to 17% or an alkali metal salt thereof can be arranged.
- the amount of the oxidized regenerated cellulose or its alkali metal salt neutralized in the hemostatic agent of the present invention there is no particular limitation on the amount of the oxidized regenerated cellulose or its alkali metal salt neutralized in the hemostatic agent of the present invention, and it can be suitably selected according to the desired hemostatic effect or anti-adhesion effect. According to a preferred embodiment of the present invention, 50 to 95 parts by weight of the oxidized regenerated cellulose or its alkali metal salt neutralized product per 100 parts by weight of the sum of the polymers in the hemostatic agent may be used.
- the carded or knitted fabric of the oxidized regenerated cellulose or its alkali metal salt may be produced into a short staple fiber web by means of carding and the oxidized regenerated cellulose or its alkali metal salt
- a web of neutralized material may be used in the preparation of the hemostatic agent of the present invention.
- the length of the short fibers may be usually about 5 to 50 mm.
- the web of biodegradable polymer, the web of alkali metal salt neutralization of oxidized regenerated cellulose, or the web of biodegradable polymer and the alkali metal salt neutralized web of oxidized regenerated cellulose may preferably contain a hemostatic promoting component.
- the hemostatic promoting component may be selected from the group consisting of thrombin, fibrinogen, thromboplastin, casein-kinase II, tissue factors, carboxymethylcellulose (CMC), collagen, gelatin And combinations thereof.
- thrombin, fibrinogen or a mixture thereof may be used as the hemostasis promoting component.
- thrombin, fibrinogen, or the like which is a hemostasis promoting component, is dissolved in physiological saline solution or buffer solution, and a biodegradable polymer or an alkali metal salt neutralized product of a neutralized cellulose of oxidized cellulose is immersed in the solution and then dried,
- a biodegradable polymer or an alkaline metal salt neutralized product of a biodegradable polymer or oxidized regenerated cellulose containing a hemostatic accelerator can be prepared by preparing a fabric or a knitted fabric of an alkali metal salt of a biodegradable polymer or an oxidized regenerated cellulose.
- collagen, gelatin or a mixture thereof may be used as a hemostasis promoting component.
- a biodegradable polymer or a neutralized alkali metal salt neutralized product fabric or knitted fabric is immersed in a solution such as collagen or gelatin, which is a hemostasis promoting ingredient, and dried or a lyophilized powder such as collagen or gelatin is biodegraded
- a biodegradable polymer containing a hemostatic accelerating component or an alkali metal salt neutralized product of an oxidized and regenerated cellulose is added to a fabric or a knitted fabric of an alkali metal salt neutralization product of the antioxidant cellulose or the oxidized regenerated cellulose,
- a biodegradable polymer or an alkali metal salt neutralized web of oxidized regenerated cellulose can be produced.
- the amount thereof is not particularly limited and can be appropriately selected according to the kind of the hemostatic accelerator and the desired hemostatic effect.
- the thrombin per unit area of the alkali metal salt of the biodegradable polymer or the oxidized and regenerated cellulose is 5 to 200 IU / cm 2 , more preferably 10 to 100 IU / cm 2
- fibrinogen may be present in an amount corresponding to 1 to 100 mg / cm 2 , more preferably 2 to 50 mg / cm 2 , but is not limited thereto.
- the collagen or gelatin per unit area of the alkali metal salt of the biodegradable polymer or the oxidized regenerated cellulose is equivalent to 5 to 200 mg / cm 2 , more preferably 10 to 150 mg / cm 2 But is not limited thereto.
- One or more webs of the polymers of (i) and (ii) or (i), (ii) and (iii) may be overlaid and needle punched, and the resultant may be squeezed, A hemostatic agent can be produced. Needle punching equipment and methods which are commonly used for the production of nonwoven fabrics can be used without limitation in the present invention, and the pressing can be performed using, for example, a roller.
- the thus-produced monolithic composite hemostatic agent exhibits both excellent hemostatic effect and anti-adhesion effect, and has an advantage of excellent dimensional stability.
- Fabrics made of PGLA910 fibers were made into carded fibrillated webs, which were made into a nonwoven fabric by needle punching.
- a non-woven fabric (5 cm x 7 cm) made of PGLA910 fiber was immersed in a hemostatic accelerating component solution prepared by dissolving thrombin and / or fibrinogen as a hemostasis promoting component in a pH 8.0 to 8.5 buffer solution for a predetermined time, Freeze-drying at low temperature and vacuum-drying at room temperature.
- an oxidized and regenerated cellulose (ORC) knitted fabric was also made into a web through a carding process in the same manner.
- a nonwoven fabric (5 cm x 7 cm, 0.5 gram) made of PGLA910 fiber and ORC fibrillar web (5 cm x 7 cm, 0.5 gram) were overlaid on each other and needle punched into a single nonwoven fabric.
- the amount of the hemostatic facilitating component present per unit area of the prepared hemostatic agent is as shown in Table 2 (Sample No. 1 contains no hemostatic accelerator).
- the solution of collagen and / or gelatin as a hemostasis promoting ingredient was lyophilized to a powder form and included in a fabric made of a biodegradable polymer, PGLA910 fiber.
- the fabric of the PGLA910 fiber containing the hemostatic promoting ingredient was made into a web through a carding process.
- the oxidized and regenerated cellulose (ORC) knitted fabric was made into the web in the same manner.
- the two kinds of webs produced were overlapped and needle punched into a single nonwoven fabric, which was passed through a roller to form a composite hemostatic agent.
- the amount of the hemostatic accelerating component present per unit area of the manufactured hemostatic agent is as shown in Table 3 (Sample No. 1 contains no hemostatic accelerator).
- Fabrics made of PGLA910 fibers were made into carded fibrillated webs, which were made into a nonwoven fabric by needle punching.
- a nonwoven fabric (5 cm x 7 cm, 0.5 gram) made of PGLA910 fiber was immersed for a certain period of time in a hemostasis promoting component solution prepared by dissolving thrombin and / or fibrinogen as a hemostasis promoting component in a pH 8.0 to 8.5 buffer solution, Lyophilized at low temperature so as not to denature the activity, and vacuum-dried at room temperature.
- the swine spleen of the pigs was partially cut to a length of 15 mm and a depth of 3 mm, and the hemostatic effects of the hemostatic agents of Production Examples 1 to 4 were tested.
- the test results are shown in the following tables.
- a PGLA910 fiber fabric containing a hemostatic promoting component was carded and webed (5 cm x 7 cm, 0.3 grams).
- the kneading of the sodium salt neutralization product (ORC-Na) of the oxidized and regenerated cellulose having the oxidation degree of 20% was also performed on the web in the same manner (ORC-Na of 20% in oxidation degree: 5 cm x 7 cm, 0.3 g).
- Rats were used to evaluate adhesion inhibition efficacy.
- the abdomen of the abdomen and the peritoneum were incised, and the abdominal wall of the appendix was damaged. After the abdomen is placed in the abdominal cavity, the abdominal wall of the abdomen and the abdominal wall of the abdomen are made 2 x 2 cm in diameter. Respectively.
- the composite hemostatic agent of Preparation Example 5 was applied to the appendix and then the incision was closed. After 10 days of operation, the degree of adhesion was evaluated according to the following Knightly Scoring System.
- Sample 2 Collagen, Gelatin + PGLA910 / ORC20 / ORC15 Composite Hemostat
- ORC-Na sodium salt neutralization product
- ORC-Na sodium salt neutralization product of oxidized and regenerated cellulose having an oxidation degree of 15% was made into a web through a carding process.
- the two kinds of webs produced were overlapped and needle punched into a single nonwoven fabric, which was passed through a roller to form a composite hemostatic agent.
- ORC-Na may also contain a hemostatic promoter.
- the manufacturing method is as follows.
- ORC-15%) oxidized regenerated cellulose (ORC-Na) was made into fibrillar web (5 cm x 7 cm, 0.5 g) and thrombin and / or fibrinogen Freeze-dried at low temperature and vacuum-dried at room temperature to give a powder form. This powder was applied to ORC-Na fibrillar webs. A knitted fabric of oxidized and regenerated cellulose having an oxidation degree of 20% was carded into a web (5 cm x 7 cm, 0.5 g), which was layered with an ORC-Na web containing a hemostatic facilitating component and needle-punched into a composite non-woven composite hemostat .
- ORC-Na was made into fibrillar webs (5 cm x 7 cm, 0.5 g) and collagen or gelatin was applied to the ORC-Na in powder form as a hemostasis promoting component.
- a knitted fabric of oxidized and regenerated cellulose having an oxidation degree of 20% was carded into a web (5 cm x 7 cm, 0.5 g), which was layered with an ORC-Na web containing a hemostatic facilitating component and needle-punched into a composite non-woven composite hemostat .
- the types and amounts of the hemostatic accelerators used in the manufactured hemostatic agents are shown in Tables 6 and 7.
- the knitted fabric of the sodium salt neutralization product (ORC-Na) of oxidized and regenerated cellulose having an oxidation degree of 15% was subjected to a carding process to make a web (5 cm x 7 cm, 0.3 gram).
- kneading of oxidized and regenerated cellulose having an oxidation degree of 20% and oxidized and regenerated cellulose having an oxidation degree of 15% were also made into webs (5 cm x 7 cm and 0.3 g respectively) in the same manner.
- Three types of webs were stacked and needle-punched into a single nonwoven fabric, which was passed through a roller to form a composite hemostatic agent.
- the types of hemostatic accelerators used in the manufactured hemostatic agents are shown in the footnotes of Table 8.
- the degree of adhesion was evaluated using the method described in Experimental Example 2 and a scoring system, except that the composite hemostatic agent of Production Example 7 was used.
- Sample 1 thrombin, fibrinogen + ORC-Na / ORC20 / ORC15 complex hemostatic agent
- Sample 2 collagen, gelatin + ORC-Na / ORC20 / ORC15 complex hemostatic agent
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Medicinal Chemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- Epidemiology (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Proteomics, Peptides & Aminoacids (AREA)
- Immunology (AREA)
- Gastroenterology & Hepatology (AREA)
- Zoology (AREA)
- Organic Chemistry (AREA)
- Hematology (AREA)
- Inorganic Chemistry (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Biochemistry (AREA)
- Wood Science & Technology (AREA)
- Genetics & Genomics (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Diabetes (AREA)
- Materials For Medical Uses (AREA)
Abstract
Description
Claims (12)
- (i) 생분해성 고분자, 산화 재생 셀룰로스 및 산화 재생 셀룰로스의 알칼리금속염 중화물로 이루어진 군으로부터 선택되는 제1 고분자의 웹 하나 이상 및 (ii) 산화 재생 셀룰로스 및 그 알칼리금속염 중화물로 이루어진 군으로부터 선택되는 제2 고분자의 웹 하나 이상을 겹쳐서 니들펀칭(needle punching)한 후 압착하여 일체화시키고,상기 (i) 및 (ii)의 고분자 웹은 서로 상이한 지혈 또는 유착방지 효과를 갖는 것인, 부직포 형태의 일체형 복합 지혈제.
- 제1항에 있어서, (iii) 산화 재생 셀룰로스 및 그 알칼리금속염 중화물로 이루어진 군으로부터 선택되는 제3 고분자의 웹 하나 이상을 추가로 겹쳐서 일체화시키고,상기 (i), (ii) 및 (iii)의 고분자 웹은 서로 상이한 지혈 또는 유착방지 효과를 갖는 것을 특징으로 하는 복합 지혈제.
- 제1항에 있어서,생분해성 고분자의 웹 하나 이상과 산화 재생 셀룰로스의 웹 하나 이상;생분해성 고분자의 웹 하나 이상과 산화 재생 셀룰로스의 알칼리금속염 중화물의 웹 하나 이상;산화 재생 셀룰로스의 웹 하나 이상과 그의 알칼리금속염 중화물의 웹 하나 이상;서로 상이한 산화도를 갖는 2 이상의 산화 재생 셀룰로스 또는 그 알칼리금속염 중화물의 웹; 또는생분해성 고분자의 웹 하나 이상, 산화 재생 셀룰로스의 웹 하나 이상 및 산화 재생 셀룰로스의 알칼리금속염 중화물의 웹 하나 이상을 겹쳐서 일체화시킨 것을 특징으로 하는 복합 지혈제.
- 제1항에 있어서, 생분해성 고분자가 락트산-글리콜산 공중합체(PGLA), 폴리글리콜산(PGA), 폴리(1,4-디옥산-2-온)(PDO), 폴리카프로락톤(PCL), 폴리글리콜산-폴리카프로락톤(PGA-PCL) 공중합체 및 이들의 혼합물로 이루어진 군으로부터 선택되는 것을 특징으로 하는 복합 지혈제.
- 제1항에 있어서, 생분해성 고분자가 감마선 조사된 것임을 특징으로 하는 복합 지혈제.
- 제1항에 있어서, 고분자 웹이, 고분자의 직물 또는 편물을 카딩(carding)하여 제조된 섬유상 웹임을 특징으로 하는 복합 지혈제.
- 제1항에 있어서, 생분해성 고분자의 웹, 산화 재생 셀룰로스의 알칼리금속염 중화물의 웹, 또는 생분해성 고분자의 웹 및 산화 재생 셀룰로스의 알칼리금속염 중화물의 웹이 지혈 촉진 성분을 포함하는 것을 특징으로 하는 복합 지혈제.
- 제7항에 있어서, 지혈 촉진 성분이 트롬빈, 피브리노겐, 트롬보플라스틴, 카세인 키나제 II, 티슈 팩터, 카복시메틸셀룰로스, 콜라겐, 젤라틴 및 이들의 조합으로 이루어진 군으로부터 선택되는 것을 특징으로 하는 복합 지혈제.
- 제1항에 있어서, 산화 재생 셀룰로스의 알칼리금속염 중화물이 산화 재생 셀룰로스의 나트륨염인 것을 특징으로 하는 복합 지혈제.
- 제1항에 있어서, 산화 재생 셀룰로스 또는 그 알칼리금속염 중화물의 산화도가 13~24%인 것을 특징으로 하는 복합 지혈제.
- 제10항에 있어서, 출혈부위에 맞닿는 부분에 산화도가 18~24%인 산화 재생 셀룰로스 또는 그 알칼리금속염 중화물이 배치되고, 그 반대면에 산화도가 13~17%인 산화 재생 셀룰로스 또는 그 알칼리금속염 중화물이 배치되는 것을 특징으로 하는 복합 지혈제.
- (1) (i) 생분해성 고분자, 산화 재생 셀룰로스 및 그 알칼리금속염 중화물로 이루어진 군으로부터 선택되는 제1 고분자의 웹 하나 이상과 (ii) 산화 재생 셀룰로스 및 그 알칼리금속염 중화물로 이루어진 군으로부터 선택되는 제2 고분자의 웹 하나 이상을 겹쳐서 니들펀칭하는 단계; 및(2) 상기 (1)단계의 결과물을 압착하는 단계;를 포함하고, 상기 (i) 및 (ii)의 고분자 웹은 서로 상이한 지혈 또는 유착 방지 효과를 갖는 것인, 제1항 내지 제11항 중 어느 한 항에 따른 부직포 형태의 일체형 복합 지혈제의 제조방법.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP16780283.4A EP3284461A4 (en) | 2015-04-15 | 2016-04-14 | Multifunctional hemostatic agent and method for preparing same |
| CN201680022193.8A CN107580494A (zh) | 2015-04-15 | 2016-04-14 | 多功能性止血剂及其制备方法 |
| BR112017021619-1A BR112017021619A2 (pt) | 2015-04-15 | 2016-04-14 | hemostato compósito integrado na forma de tecido não tecido, e, método para preparar hemostato compósito integrado na forma de tecido não tecido. |
| US15/560,362 US20180036414A1 (en) | 2015-04-15 | 2016-04-14 | Multifunctional hemostatic agent and method for preparing same |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020150053041A KR101878774B1 (ko) | 2015-04-15 | 2015-04-15 | 다기능성 지혈제 및 그 제조 방법 |
| KR10-2015-0053041 | 2015-04-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2016167560A1 true WO2016167560A1 (ko) | 2016-10-20 |
Family
ID=57126290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/KR2016/003872 Ceased WO2016167560A1 (ko) | 2015-04-15 | 2016-04-14 | 다기능성 지혈제 및 그 제조 방법 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20180036414A1 (ko) |
| EP (1) | EP3284461A4 (ko) |
| KR (1) | KR101878774B1 (ko) |
| CN (1) | CN107580494A (ko) |
| BR (1) | BR112017021619A2 (ko) |
| WO (1) | WO2016167560A1 (ko) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018105918A2 (ko) * | 2016-12-05 | 2018-06-14 | 주식회사 삼양바이오팜 | 섬유 웹, 피브릴상 섬유 또는 부직포를 제조하는 방법 및 그에 의하여 제조된 섬유 웹, 피브릴상 섬유 또는 부직포 |
| KR102145097B1 (ko) * | 2017-07-05 | 2020-08-14 | 가톨릭대학교 산학협력단 | 지혈가능 트롬빈 결합 생분해성 plga 메쉬 및 이의 제조방법 |
| KR20200135018A (ko) | 2019-05-24 | 2020-12-02 | 주식회사 삼양바이오팜 | 섬유 웹, 피브릴상 섬유 집합체 또는 부직포를 제조하기 위한 장치 및 방법, 및 그에 의하여 제조된 섬유 웹, 피브릴상 섬유 집합체 또는 부직포 |
| IL268572A (en) * | 2019-08-07 | 2019-09-26 | Omrix Biopharmaceuticals Ltd | An expandable hemostatic composed of oxidized cellulose |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0659440A1 (en) * | 1993-12-23 | 1995-06-28 | JOHNSON & JOHNSON MEDICAL, INC. | Calcium-modified oxidized cellulose hemostat |
| KR20070084400A (ko) * | 2004-10-20 | 2007-08-24 | 에디컨인코포레이티드 | 의료 장치에 사용하기 위한 강화 흡수성 다층 직물 및 이의제조방법 |
| KR20090028690A (ko) * | 2006-04-10 | 2009-03-19 | 에디컨인코포레이티드 | 보강된 흡수성 다층 지혈 상처 드레싱 및 이의 제조방법 |
| US20110070288A1 (en) * | 2009-09-22 | 2011-03-24 | Sasa Andjelic | Composite layered hemostasis device |
| KR20140086072A (ko) * | 2012-12-28 | 2014-07-08 | 주식회사 삼양바이오팜 | 개선된 흡수성 지혈제 및 그 제조방법 |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4840626A (en) * | 1986-09-29 | 1989-06-20 | Johnson & Johnson Patient Care, Inc. | Heparin-containing adhesion prevention barrier and process |
| US5134229A (en) * | 1990-01-12 | 1992-07-28 | Johnson & Johnson Medical, Inc. | Process for preparing a neutralized oxidized cellulose product and its method of use |
| FR2783429B1 (fr) * | 1998-09-18 | 2002-04-12 | Imedex Biomateriaux | Materiau collagenique bicomposite,son procede d'obtention et ses applications therapeutiques |
| KR100316200B1 (ko) * | 1999-04-22 | 2001-12-12 | 김정식 | 외과수술용 유착방지제(外科手術用 癒着防止劑) |
| US20040101548A1 (en) * | 2002-11-26 | 2004-05-27 | Pendharkar Sanyog Manohar | Hemostatic wound dressing containing aldehyde-modified polysaccharide |
| US9358318B2 (en) * | 2004-10-20 | 2016-06-07 | Ethicon, Inc. | Method of making a reinforced absorbable multilayered hemostatic wound dressing |
| US20060258995A1 (en) * | 2004-10-20 | 2006-11-16 | Pendharkar Sanyog M | Method for making a reinforced absorbable multilayered fabric for use in medical devices |
| CA2584698C (en) * | 2004-10-20 | 2014-02-25 | Ethicon, Inc. | A reinforced absorbable multilayered hemostatic wound dressing and method of making |
| CN101084021B (zh) * | 2004-10-20 | 2011-05-04 | 伊西康公司 | 加固的可吸收多层止血伤口敷料及其制造方法和用途 |
| US20060155235A1 (en) * | 2004-12-17 | 2006-07-13 | Sawyer Evelyn S | Hemostatic compression bandage |
| CA2756386C (en) * | 2009-03-23 | 2019-01-15 | Micell Technologies, Inc. | Drug delivery medical device |
| CN101890179A (zh) * | 2009-05-18 | 2010-11-24 | 惠州华阳医疗器械有限公司 | 一种可降解吸收的水溶性止血材料及其制备方法 |
| KR101070358B1 (ko) * | 2009-12-24 | 2011-10-05 | 한국생산기술연구원 | 의료용 부직포 및 그의 제조방법 |
| US8329211B2 (en) * | 2010-05-17 | 2012-12-11 | Ethicon, Inc. | Reinforced absorbable multi-layered fabric for hemostatic applications |
| US8273369B2 (en) * | 2010-05-17 | 2012-09-25 | Ethicon, Inc. | Reinforced absorbable synthetic matrix for hemostatic applications |
| US20130084324A1 (en) * | 2011-09-30 | 2013-04-04 | Michel Gensini | Adhesion prevention fabric |
| JP2013135704A (ja) * | 2011-12-28 | 2013-07-11 | Hogi Medical:Kk | 止血材及びその製造方法 |
-
2015
- 2015-04-15 KR KR1020150053041A patent/KR101878774B1/ko active Active
-
2016
- 2016-04-14 BR BR112017021619-1A patent/BR112017021619A2/pt not_active IP Right Cessation
- 2016-04-14 CN CN201680022193.8A patent/CN107580494A/zh active Pending
- 2016-04-14 EP EP16780283.4A patent/EP3284461A4/en not_active Withdrawn
- 2016-04-14 WO PCT/KR2016/003872 patent/WO2016167560A1/ko not_active Ceased
- 2016-04-14 US US15/560,362 patent/US20180036414A1/en not_active Abandoned
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0659440A1 (en) * | 1993-12-23 | 1995-06-28 | JOHNSON & JOHNSON MEDICAL, INC. | Calcium-modified oxidized cellulose hemostat |
| KR20070084400A (ko) * | 2004-10-20 | 2007-08-24 | 에디컨인코포레이티드 | 의료 장치에 사용하기 위한 강화 흡수성 다층 직물 및 이의제조방법 |
| KR20090028690A (ko) * | 2006-04-10 | 2009-03-19 | 에디컨인코포레이티드 | 보강된 흡수성 다층 지혈 상처 드레싱 및 이의 제조방법 |
| US20110070288A1 (en) * | 2009-09-22 | 2011-03-24 | Sasa Andjelic | Composite layered hemostasis device |
| KR20140086072A (ko) * | 2012-12-28 | 2014-07-08 | 주식회사 삼양바이오팜 | 개선된 흡수성 지혈제 및 그 제조방법 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP3284461A1 (en) | 2018-02-21 |
| EP3284461A4 (en) | 2018-12-26 |
| US20180036414A1 (en) | 2018-02-08 |
| KR101878774B1 (ko) | 2018-07-17 |
| CN107580494A (zh) | 2018-01-12 |
| BR112017021619A2 (pt) | 2018-07-03 |
| KR20160123422A (ko) | 2016-10-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2208939C (en) | Bioabsorbable medical devices from oxidized polysaccharides | |
| CN102892393B (zh) | 用于止血应用的增强的吸收性多层织物 | |
| KR101213460B1 (ko) | 지혈용 재료 | |
| KR101624625B1 (ko) | 개선된 흡수성 지혈제 및 그 제조방법 | |
| US8481074B2 (en) | Hemostatic microfibrous constructs | |
| RU2646728C1 (ru) | Гемостатическое биологически абсорбируемое устройство с полиэтиленгликолем в качестве связующего вещества | |
| ES2659173T3 (es) | Matriz sintética reabsorbible reforzada para aplicaciones hemostáticas | |
| ES2384519T3 (es) | Agente hemostático para uso tópico e interno | |
| US20030073663A1 (en) | Bioabsorbable medical devices from oxidized polysaccharides | |
| WO2016167560A1 (ko) | 다기능성 지혈제 및 그 제조 방법 | |
| KR20100113515A (ko) | 유착 저해 특성을 갖는 외과용 배리어 | |
| CN113663116A (zh) | 具有止血和抗粘连的离子基水凝胶及其制备方法和应用 | |
| EP1778479A2 (en) | Hemostatix microfibrous constructs | |
| KR20010074825A (ko) | 국소 흡수성 지혈재 | |
| CN100381110C (zh) | 可展开的止血剂 | |
| CN109847111B (zh) | 一种包含白及多糖的防粘连材料及其制备方法 | |
| RU2833410C1 (ru) | Гемостатическое средство | |
| KR101189459B1 (ko) | 조직고정 기능성의 필름 | |
| CN121313914A (zh) | 自粘生物补片及其制备方法和用途 | |
| HK1124268A (zh) | 可展开的止血剂 | |
| HK1102546B (en) | Hemostatic agent for topical and internal use | |
| HK1183224B (en) | Reinforced absorbable multi-layered fabric for hemostatic applications |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 16780283 Country of ref document: EP Kind code of ref document: A1 |
|
| WWE | Wipo information: entry into national phase |
Ref document number: 15560362 Country of ref document: US |
|
| REEP | Request for entry into the european phase |
Ref document number: 2016780283 Country of ref document: EP |
|
| NENP | Non-entry into the national phase |
Ref country code: DE |
|
| REG | Reference to national code |
Ref country code: BR Ref legal event code: B01A Ref document number: 112017021619 Country of ref document: BR |
|
| ENP | Entry into the national phase |
Ref document number: 112017021619 Country of ref document: BR Kind code of ref document: A2 Effective date: 20171009 |








