JP7739262B2 - 埋込型カプセル - Google Patents
埋込型カプセルInfo
- Publication number
- JP7739262B2 JP7739262B2 JP2022509173A JP2022509173A JP7739262B2 JP 7739262 B2 JP7739262 B2 JP 7739262B2 JP 2022509173 A JP2022509173 A JP 2022509173A JP 2022509173 A JP2022509173 A JP 2022509173A JP 7739262 B2 JP7739262 B2 JP 7739262B2
- Authority
- JP
- Japan
- Prior art keywords
- cell
- capsule
- implantable capsule
- cells
- implantable
- 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.)
- Active
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K35/00—Medicinal preparations containing materials or reaction products thereof with undetermined constitution
- A61K35/12—Materials from mammals; Compositions comprising non-specified tissues or cells; Compositions comprising non-embryonic stem cells; Genetically modified cells
- A61K35/14—Blood; Artificial blood
- A61K35/15—Cells of the myeloid line, e.g. granulocytes, basophils, eosinophils, neutrophils, leucocytes, monocytes, macrophages or mast cells; Myeloid precursor cells; Antigen-presenting cells, e.g. dendritic cells
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K35/00—Medicinal preparations containing materials or reaction products thereof with undetermined constitution
- A61K35/12—Materials from mammals; Compositions comprising non-specified tissues or cells; Compositions comprising non-embryonic stem cells; Genetically modified cells
- A61K35/34—Muscles; Smooth muscle cells; Heart; Cardiac stem cells; Myoblasts; Myocytes; Cardiomyocytes
-
- 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
- A61K38/19—Cytokines; Lymphokines; Interferons
- A61K38/193—Colony stimulating factors [CSF]
-
- 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
- A61K9/0012—Galenical forms characterised by the site of application
- A61K9/0019—Injectable compositions; Intramuscular, intravenous, arterial, subcutaneous administration; Compositions to be administered through the skin in an invasive manner
- A61K9/0024—Solid, semi-solid or solidifying implants, which are implanted or injected in body tissue
-
- 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
- A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/14—Macromolecular materials
- A61L27/26—Mixtures of macromolecular compounds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/36—Materials for grafts or prostheses or for coating grafts or prostheses containing ingredients of undetermined constitution or reaction products thereof, e.g. transplant tissue, natural bone, extracellular matrix
- A61L27/38—Materials for grafts or prostheses or for coating grafts or prostheses containing ingredients of undetermined constitution or reaction products thereof, e.g. transplant tissue, natural bone, extracellular matrix containing added animal cells
- A61L27/3804—Materials for grafts or prostheses or for coating grafts or prostheses containing ingredients of undetermined constitution or reaction products thereof, e.g. transplant tissue, natural bone, extracellular matrix containing added animal cells characterised by specific cells or progenitors thereof, e.g. fibroblasts, connective tissue cells, kidney cells
- A61L27/3826—Muscle cells, e.g. smooth muscle cells
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P35/00—Antineoplastic agents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/022—Artificial gland structures using bioreactors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K35/00—Medicinal preparations containing materials or reaction products thereof with undetermined constitution
- A61K35/12—Materials from mammals; Compositions comprising non-specified tissues or cells; Compositions comprising non-embryonic stem cells; Genetically modified cells
- A61K2035/126—Immunoprotecting barriers, e.g. jackets, diffusion chambers
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K35/00—Medicinal preparations containing materials or reaction products thereof with undetermined constitution
- A61K35/12—Materials from mammals; Compositions comprising non-specified tissues or cells; Compositions comprising non-embryonic stem cells; Genetically modified cells
- A61K2035/126—Immunoprotecting barriers, e.g. jackets, diffusion chambers
- A61K2035/128—Immunoprotecting barriers, e.g. jackets, diffusion chambers capsules, e.g. microcapsules
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K35/00—Medicinal preparations containing materials or reaction products thereof with undetermined constitution
- A61K35/12—Materials from mammals; Compositions comprising non-specified tissues or cells; Compositions comprising non-embryonic stem cells; Genetically modified cells
-
- 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
- A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
- A61L2300/60—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices characterised by a special physical form
- A61L2300/62—Encapsulated active agents, e.g. emulsified droplets
-
- 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
- A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
- A61L2300/60—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices characterised by a special physical form
- A61L2300/64—Animal cells
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- Medicinal Chemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- Epidemiology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Zoology (AREA)
- Immunology (AREA)
- Cell Biology (AREA)
- Dermatology (AREA)
- Developmental Biology & Embryology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Gastroenterology & Hepatology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Proteomics, Peptides & Aminoacids (AREA)
- Neurosurgery (AREA)
- Biotechnology (AREA)
- Virology (AREA)
- Organic Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Chemical & Material Sciences (AREA)
- Transplantation (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Hematology (AREA)
- Vascular Medicine (AREA)
- Cardiology (AREA)
- Urology & Nephrology (AREA)
- Botany (AREA)
- Medicinal Preparation (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
- Heart & Thoracic Surgery (AREA)
Description
以下の実験において、A群及びB群用の、図1に記載するとおりのカプセルと、比較のためのC群用の、特許文献1に記載されているようなカプセル(従来型カプセル)という、2タイプの埋込型カプセルを比較する。
A群:カプセルに、本発明の細胞(ヒトGM-CSFを発現するヒト筋芽細胞不死化細胞株(CCOS1901の番号で寄託されている細胞株)が装入される。
B群:カプセルに、ヒトGM-CSFを発現する対照細胞株:K562ヒト赤白血病細胞が装入される。
C群:カプセルに、ヒトGM-CSFを発現する同じ対照細胞株:K562ヒト赤白血病細胞が装入される。
2 細胞収納部分
12 細胞収納末端
12a 細胞装入末端
12b 摘出器末端
5 多孔質膜,PES膜
13 細胞収納室,細胞収納キャビティ
6 膜支持体,コイル、ステンレス鋼コイル
7 細胞支持体マトリックス
14 ヤーン,ポリエステルヤーン
3 摘出器部分
8 アンカーチューブ
8a 連結部末端
9 撤収用糸
15 アンカー部分
15a アンカーノット
16 糸部分
18a 接着剤
4 連結部
10 コネクタ
18b 接着剤、(光)硬化性接着剤
20 細胞装入デバイス
22 出口ノズル,(細胞装入デバイスのカプセルに対する)連結部
18c 接着剤
24 細胞
D 膜直径(内部)
L 膜長さ
L/D 長さ/直径の比
Claims (14)
- 治療薬を分泌させるための液体培地中の不死化細胞を中に収納するための細胞収納室(13)を取り囲む多孔質膜(5)を含む細胞収納部分(2)を含む埋込型カプセルであって、
前記細胞収納室内で不死化細胞を整列させるように構成された、前記細胞収納室(13)内に挿入された少なくとも1本のヤーン(14)を含む細胞支持体マトリックス(7)を更に含み、
前記細胞収納部分が、前記多孔質膜(5)の構造支持体となるように構成され、前記細胞収納室(13)の中に装着された膜支持体(6)を更に含み、
前記膜支持体は、生体適合性材料製のコイルを含み、前記コイルの内側には、前記細胞支持体マトリックス(7)が挿入されていることを特徴とする埋込型カプセル。 - 少なくとも1本の前記ヤーンがポリエステル材料からなる、又はポリエステル材料を含む、請求項1に記載の埋込型カプセル。
- 前記細胞支持体マトリックス(7)が、複数の前記ヤーンを含む、請求項1に記載の埋込型カプセル。
- 複数の前記ヤーンが、5本~20本のヤーンの範囲である、請求項3に記載の埋込型カプセル。
- 前記ヤーンが、前記細胞収納室内で、前記細胞収納室のほぼ全長又は前記細胞収納室の少なくとも80パーセントの長さに及ぶ、請求項1に記載の埋込型カプセル。
- 前記細胞収納室(13)がポリエステルヤーンを含む、請求項1に記載の埋込型カプセル。
- 外科道具によって埋込部位から埋込型カプセルを引き抜くのを可能にするように構成され、前記細胞収納部分の摘出器末端(12b)に連結された摘出器部分(3)を更に含み、
前記摘出器部分は、撤収用糸(9)を含む、請求項1に記載の埋込型カプセル。 - 前記撤収用糸(9)がポリプロピレン糸製である、請求項7に記載の埋込型カプセル。
- 前記摘出器部分が、前記撤収用糸(9)のアンカー部分(15)が内部に挿入及び接着されている空洞を有するアンカーチューブ(8)を含む、請求項7に記載の埋込型カプセル。
- 前記アンカーチューブ(8)がポリウレタン材料からなる、又はポリウレタン材料を含む、請求項9に記載の埋込型カプセル。
- 前記摘出器部分(3)が、コネクタ(10)を含む連結部(4)によって前記細胞収納部分(2)に連結されており、
前記コネクタ(10)は、前記多孔質膜(5)の前記摘出器末端(12b)に挿入された部分(10a)と、アンカーチューブ(8)の連結部末端(8a)に挿入された第2の部分(10b)と、を含む、請求項7に記載の埋込型カプセル。 - 前記コネクタ(10)が、接着剤(18a)によって、前記アンカーチューブ(8)及び前記細胞収納部分(2)に接着されている、請求項11に記載の埋込型カプセル。
- 当該カプセルの外径が、0.5ミリメートル~3ミリメートルの範囲であり、長さが、5ミリメートル~25ミリメートルの範囲である、請求項1に記載の埋込型カプセル。
- 当該カプセルの長さの直径に対する比が、5~20の範囲内である、請求項1に記載の埋込型カプセル。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP19191868.9 | 2019-08-14 | ||
| EP19191868.9A EP3777827A1 (en) | 2019-08-14 | 2019-08-14 | Implantable capsule |
| PCT/EP2020/072673 WO2021028502A1 (en) | 2019-08-14 | 2020-08-12 | Implantable capsule |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2022544572A JP2022544572A (ja) | 2022-10-19 |
| JP2022544572A5 JP2022544572A5 (ja) | 2023-06-23 |
| JP7739262B2 true JP7739262B2 (ja) | 2025-09-16 |
Family
ID=67658945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022509173A Active JP7739262B2 (ja) | 2019-08-14 | 2020-08-12 | 埋込型カプセル |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US20220287959A1 (ja) |
| EP (2) | EP3777827A1 (ja) |
| JP (1) | JP7739262B2 (ja) |
| KR (1) | KR20220046588A (ja) |
| CN (1) | CN114222563A (ja) |
| AU (1) | AU2020328178A1 (ja) |
| CA (1) | CA3150420A1 (ja) |
| WO (1) | WO2021028502A1 (ja) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2025157942A2 (en) | 2024-01-23 | 2025-07-31 | Icm (Institut Du Cerveau Et De La Moelle Épinière) | Encapsulated engineered cells for treating a disease or condition affecting the nervous system |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018515582A (ja) | 2015-05-27 | 2018-06-14 | ニューロテック ユーエスエー, インコーポレイテッド | 眼の障害の処置のためのカプセル化細胞療法の使用 |
| JP2018529706A (ja) | 2015-09-25 | 2018-10-11 | マキシバックス エスアー | 免疫調節物質を産生する免疫隔離細胞とのワクチン接種 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ATE156344T1 (de) * | 1991-04-25 | 1997-08-15 | Univ Brown Res Found | Implantierbare, biokompatible immunisolator- trägersubstanz zum abgeben ausgesuchter, therapeutischer produkte |
| US6303136B1 (en) * | 1998-04-13 | 2001-10-16 | Neurotech S.A. | Cells or tissue attached to a non-degradable filamentous matrix encapsulated by a semi-permeable membrane |
| US7803395B2 (en) * | 2003-05-15 | 2010-09-28 | Biomerix Corporation | Reticulated elastomeric matrices, their manufacture and use in implantable devices |
| CN104640579A (zh) * | 2012-05-30 | 2015-05-20 | 神经技术美国有限公司 | 冷冻保存的可植入细胞培养装置及其用途 |
| WO2014173441A1 (en) | 2013-04-24 | 2014-10-30 | Nestec S.A. | Encapsulation device |
| JP6873697B2 (ja) * | 2014-03-20 | 2021-05-19 | シャープ株式会社 | 端末装置、および、基地局装置 |
-
2019
- 2019-08-14 EP EP19191868.9A patent/EP3777827A1/en not_active Withdrawn
-
2020
- 2020-08-12 AU AU2020328178A patent/AU2020328178A1/en not_active Abandoned
- 2020-08-12 EP EP20753377.9A patent/EP4013381A1/en active Pending
- 2020-08-12 CN CN202080057555.3A patent/CN114222563A/zh active Pending
- 2020-08-12 JP JP2022509173A patent/JP7739262B2/ja active Active
- 2020-08-12 WO PCT/EP2020/072673 patent/WO2021028502A1/en not_active Ceased
- 2020-08-12 CA CA3150420A patent/CA3150420A1/en active Pending
- 2020-08-12 KR KR1020227006117A patent/KR20220046588A/ko not_active Ceased
- 2020-08-12 US US17/635,011 patent/US20220287959A1/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018515582A (ja) | 2015-05-27 | 2018-06-14 | ニューロテック ユーエスエー, インコーポレイテッド | 眼の障害の処置のためのカプセル化細胞療法の使用 |
| JP2018529706A (ja) | 2015-09-25 | 2018-10-11 | マキシバックス エスアー | 免疫調節物質を産生する免疫隔離細胞とのワクチン接種 |
Also Published As
| Publication number | Publication date |
|---|---|
| AU2020328178A1 (en) | 2022-02-17 |
| CN114222563A (zh) | 2022-03-22 |
| EP4013381A1 (en) | 2022-06-22 |
| KR20220046588A (ko) | 2022-04-14 |
| EP3777827A1 (en) | 2021-02-17 |
| CA3150420A1 (en) | 2021-02-18 |
| JP2022544572A (ja) | 2022-10-19 |
| US20220287959A1 (en) | 2022-09-15 |
| WO2021028502A1 (en) | 2021-02-18 |
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