JP7544703B2 - 介入的薬物送出のための医療デバイス及びシステムと共に使用するための埋込可能なリザーバ - Google Patents
介入的薬物送出のための医療デバイス及びシステムと共に使用するための埋込可能なリザーバ Download PDFInfo
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- JP7544703B2 JP7544703B2 JP2021529737A JP2021529737A JP7544703B2 JP 7544703 B2 JP7544703 B2 JP 7544703B2 JP 2021529737 A JP2021529737 A JP 2021529737A JP 2021529737 A JP2021529737 A JP 2021529737A JP 7544703 B2 JP7544703 B2 JP 7544703B2
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- A61K9/0009—Galenical forms characterised by the drug release technique; Application systems commanded by energy involving or responsive to electricity, magnetism or acoustic waves; Galenical aspects of sonophoresis, iontophoresis, electroporation or electroosmosis
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- A61N1/18—Applying electric currents by contact electrodes
- A61N1/20—Applying electric currents by contact electrodes continuous direct currents
- A61N1/30—Apparatus for iontophoresis, i.e. transfer of media in ionic state by an electromotoric force into the body, or cataphoresis
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- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/142—Pressure infusion, e.g. using pumps
- A61M2005/14204—Pressure infusion, e.g. using pumps with gas-producing electrochemical cell
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- A61M37/00—Other apparatus for introducing media into the body; Percutany, i.e. introducing medicines into the body by diffusion through the skin
- A61M2037/0007—Other apparatus for introducing media into the body; Percutany, i.e. introducing medicines into the body by diffusion through the skin having means for enhancing the permeation of substances through the epidermis, e.g. using suction or depression, electric or magnetic fields, sound waves or chemical agents
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- A61M31/00—Devices for introducing or retaining media, e.g. remedies, in cavities of the body
- A61M31/002—Devices for releasing a drug at a continuous and controlled rate for a prolonged period of time
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- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/02—Access sites
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- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/142—Pressure infusion, e.g. using pumps
- A61M5/14244—Pressure infusion, e.g. using pumps adapted to be carried by the patient, e.g. portable on the body
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- A61N1/04—Electrodes
- A61N1/0404—Electrodes for external use
- A61N1/0408—Use-related aspects
- A61N1/0428—Specially adapted for iontophoresis, e.g. AC, DC or including drug reservoirs
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- A61N1/04—Electrodes
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- A61N1/20—Applying electric currents by contact electrodes continuous direct currents
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- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
- A61N1/325—Applying electric currents by contact electrodes alternating or intermittent currents for iontophoresis, i.e. transfer of media in ionic state by an electromotoric force into the body
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- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
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- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
- A61N1/327—Applying electric currents by contact electrodes alternating or intermittent currents for enhancing the absorption properties of tissue, e.g. by electroporation
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Description
Claims (22)
- 体内組織のターゲット部位を通した局所薬物送出のためのイオン導入システムに使用するために患者の中への埋め込みのための外科的に埋込可能なリザーバであって、前記イオン導入システムは、該ターゲット部位で局在電界を形成するためのソース電極と該ソース電極と電気通信している対電極とを含み、前記リザーバは、
封入チャンバを定める内面と該チャンバを通る薬物を含む流体の流れのための入口開口部及び出口開口部とを有するハウジングと、
前記ハウジングの前記内面から前記チャンバの中に内向きに延びて前記ソース電極を保持するようになった前記入口開口部と前記出口開口部との間のプラットホームであって、該プラットホームと該ハウジングの該内面の隣接部分とが該プラットホームを取り囲むトラフを定めるような前記プラットホームと
前記ターゲット部位の前記組織に前記ハウジングを固定するための手段と、
を含み、
前記入口開口部から前記出口開口部までリザーバを通る流体流れが、電気分解によって形成された気泡を前記電極の面から移動し、かつ該出口開口部を通して該泡を運ぶ、
ことを特徴とするリザーバ。 - 前記出口開口部は、前記入口開口部から離間していることを特徴とする請求項1に記載のリザーバ。
- 前記出口開口部は、前記入口開口部の反対側であることを特徴とする請求項2に記載のリザーバ。
- 前記ハウジング固定手段は、リザーバの少なくとも一部分の周りのスカートを含み、
前記スカートは、前記ターゲット部位で組織に縫合することができる、
ことを特徴とする請求項1に記載のリザーバ。 - 前記スカートは、縫合開口部を有することを特徴とする請求項4に記載のリザーバ。
- 前記ハウジング固定手段は、生物学的接着剤、極微針、又はステープルを含むことを特徴とする請求項1に記載のリザーバ。
- 前記ハウジングの少なくとも一部分が膜を含み、該膜は、局在電界が印加された時に薬物が該膜を通過してターゲット組織の中に入ることを可能にすることを特徴とする請求項1に記載のリザーバ。
- 前記膜は、酢酸セルロース、ポリスルホン、ポリカーボネート、ポリアミド、及びポリアクリル-ポリアミドアクリレートを含む天然又は合成ポリマーを含むことを特徴とする請求項7に記載のリザーバ。
- 体内組織のターゲット部位を通した局所薬物送出のためのイオン導入システムであって、
ソース電極と、
前記ソース電極と電気通信しており、該ソース電極と協働して前記ターゲット部位で局在電界を形成するように構成された対電極と、
薬物を含み、前記ソース電極と前記対電極間に形成された前記局在電界に露出された時に前記ターゲット部位の前記組織を通して送出されることが可能な流体カーゴと、
前記ターゲット部位に固定されるようになっている外科的に埋込可能なリザーバであって、前記リザーバは、
封入チャンバを定める内面と該チャンバを通るカーゴ流れのための入口開口部及び出口開口部とを有するハウジングと、
前記ハウジングの前記内面から前記チャンバの中に内向きに延びて前記ソース電極を保持するように構成された前記入口開口部と前記出口開口部との間のプラットホームであって、該プラットホームと該ハウジングの該内面の隣接部分とが該プラットホームを取り囲むトラフを定めるような前記プラットホームと、及び
前記ターゲット部位の前記組織に前記ハウジングを固定するための手段と、を含む前記リザーバと、
を含み、
前記入口開口部から前記出口開口部までリザーバを通るカーゴ流れが、電気分解によって形成された気泡を前記電極の面から移動し、かつ該出口開口部を通して該泡を運ぶ、
ことを特徴とするイオン導入システム。 - 前記ソース電極は、白金を含むことを特徴とする請求項9に記載のイオン導入システム。
- 前記カーゴは、麻酔薬、ワクチン、化学療法剤、代謝産物、免疫修飾物質、抗酸化剤、抗生物質、及びイオンチャネル調整剤、又はホルモンを含むことを特徴とする請求項9に記載のイオン導入システム。
- 前記カーゴは、1又は2以上の薬学的に許容可能な担体、賦形剤、又は希釈剤を更に含むことを特徴とする請求項11に記載のイオン導入システム。
- 前記カーゴは、治療薬を含むことを特徴とする請求項9に記載のイオン導入システム。
- 前記治療薬は、ゲムシタビンを含むことを特徴とする請求項13に記載のイオン導入システム。
- 前記ハウジングの中へのカーゴの流れのために前記入口開口部と流体連通しているカーゴのソースを更に含むことを特徴とする請求項9に記載のイオン導入システム。
- 前記出口開口部は、前記入口開口部から離間していることを特徴とする請求項9に記載のイオン導入システム。
- 前記出口開口部は、前記入口開口部の反対側であることを特徴とする請求項16に記載のイオン導入システム。
- 前記ハウジング固定手段は、前記リザーバの少なくとも一部分の周りのスカートを含み、
前記スカートは、前記ターゲット部位で組織に縫合することができる、
ことを特徴とする請求項9に記載のイオン導入システム。 - 前記スカートは、縫合開口部を定める複数の係止点を含むことを特徴とする請求項18に記載のイオン導入システム。
- 前記ハウジング固定手段は、生物学的接着剤を含むことを特徴とする請求項9に記載のイオン導入システム。
- 前記ハウジングの少なくとも一部分が膜を含み、該膜は、局在電界が印加された時に薬物が該膜を通過してターゲット組織の中に入ることを可能にすることを特徴とする請求項9に記載のイオン導入システム。
- 前記膜は、酢酸セルロース、ポリスルホン、ポリカーボネート、ポリアミド、又はポリアクリル-ポリアミドアクリレートを含む天然又は合成ポリマーを含むことを特徴とする請求項21に記載のイオン導入システム。
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201862771207P | 2018-11-26 | 2018-11-26 | |
| US62/771,207 | 2018-11-26 | ||
| PCT/US2019/062990 WO2020112625A1 (en) | 2018-11-26 | 2019-11-25 | Implantable reservoir for use with a medical device and system for interventional drug delivery |
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| JP2022510174A JP2022510174A (ja) | 2022-01-26 |
| JP7544703B2 true JP7544703B2 (ja) | 2024-09-03 |
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| Country | Link |
|---|---|
| US (1) | US12551691B2 (ja) |
| EP (1) | EP3886975B8 (ja) |
| JP (1) | JP7544703B2 (ja) |
| KR (1) | KR102907442B1 (ja) |
| AU (1) | AU2019388777B2 (ja) |
| CA (1) | CA3121123A1 (ja) |
| ES (1) | ES2978222T3 (ja) |
| HU (1) | HUE067213T2 (ja) |
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| WO2025179247A1 (en) * | 2024-02-23 | 2025-08-28 | Focal Medical, Inc. | Delivery of chemotherapy drug via an implantable iontophoresis drug delivery device |
| WO2026072722A1 (en) * | 2024-09-25 | 2026-04-02 | Continuity Biosciences, Llc | Reservoir for use with a medical device and system for interventional drug delivery |
Citations (4)
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|---|---|---|---|---|
| JP2000229128A (ja) | 1999-02-10 | 2000-08-22 | R & R Ventures Kk | イオントフォレーゼ装置 |
| JP2003516828A (ja) | 1999-12-16 | 2003-05-20 | ロバート タッパー | イオン導入治療システム |
| JP2012519032A (ja) | 2009-02-26 | 2012-08-23 | ザ ユニバーシティ オブ ノース キャロライナ アット チャペル ヒル | 介入薬剤送達システムおよび関連方法 |
| JP2013519411A (ja) | 2010-02-12 | 2013-05-30 | レニショー(アイルランド)リミテッド | 埋め込み可能流体ルーター |
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| US5062834A (en) * | 1989-02-24 | 1991-11-05 | Product Development (S.G.Z.) Ltd | Device for dispensing a liquid particularly useful for delivering medicaments at a predetermined rate |
| US5087243A (en) * | 1990-06-18 | 1992-02-11 | Boaz Avitall | Myocardial iontophoresis |
| US5090963A (en) * | 1990-10-19 | 1992-02-25 | Product Development (Z.G.S.) Ltd. | Electrochemically driven metering medicament dispenser |
| US5527288A (en) * | 1990-12-13 | 1996-06-18 | Elan Medical Technologies Limited | Intradermal drug delivery device and method for intradermal delivery of drugs |
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| US20080015494A1 (en) * | 2006-07-11 | 2008-01-17 | Microchips, Inc. | Multi-reservoir pump device for dialysis, biosensing, or delivery of substances |
| US20080177219A1 (en) * | 2007-01-23 | 2008-07-24 | Joshi Ashok V | Method for Iontophoretic Fluid Delivery |
| WO2009137777A2 (en) * | 2008-05-08 | 2009-11-12 | Replenish Pumps, Llc | Implantable drug-delivery devices, and apparatus and methods for filling the devices |
| WO2016103190A1 (en) * | 2014-12-24 | 2016-06-30 | The University Of North Carolina At Chapel Hill | Combined local delivery of therapeutic agents using interventional devices and radiation |
-
2019
- 2019-11-25 HU HUE19827887A patent/HUE067213T2/hu unknown
- 2019-11-25 ES ES19827887T patent/ES2978222T3/es active Active
- 2019-11-25 PL PL19827887.1T patent/PL3886975T3/pl unknown
- 2019-11-25 KR KR1020217019927A patent/KR102907442B1/ko active Active
- 2019-11-25 EP EP19827887.1A patent/EP3886975B8/en active Active
- 2019-11-25 AU AU2019388777A patent/AU2019388777B2/en active Active
- 2019-11-25 JP JP2021529737A patent/JP7544703B2/ja active Active
- 2019-11-25 WO PCT/US2019/062990 patent/WO2020112625A1/en not_active Ceased
- 2019-11-25 CA CA3121123A patent/CA3121123A1/en active Pending
- 2019-11-25 US US17/297,344 patent/US12551691B2/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000229128A (ja) | 1999-02-10 | 2000-08-22 | R & R Ventures Kk | イオントフォレーゼ装置 |
| JP2003516828A (ja) | 1999-12-16 | 2003-05-20 | ロバート タッパー | イオン導入治療システム |
| JP2012519032A (ja) | 2009-02-26 | 2012-08-23 | ザ ユニバーシティ オブ ノース キャロライナ アット チャペル ヒル | 介入薬剤送達システムおよび関連方法 |
| JP2013519411A (ja) | 2010-02-12 | 2013-05-30 | レニショー(アイルランド)リミテッド | 埋め込み可能流体ルーター |
Also Published As
| Publication number | Publication date |
|---|---|
| EP3886975A1 (en) | 2021-10-06 |
| KR20210124195A (ko) | 2021-10-14 |
| WO2020112625A1 (en) | 2020-06-04 |
| JP2022510174A (ja) | 2022-01-26 |
| US20220218978A1 (en) | 2022-07-14 |
| US12551691B2 (en) | 2026-02-17 |
| PL3886975T3 (pl) | 2024-06-24 |
| CA3121123A1 (en) | 2020-06-04 |
| EP3886975C0 (en) | 2024-02-28 |
| AU2019388777A1 (en) | 2021-06-10 |
| HUE067213T2 (hu) | 2024-10-28 |
| KR102907442B1 (ko) | 2026-01-02 |
| EP3886975B8 (en) | 2024-04-03 |
| EP3886975B1 (en) | 2024-02-28 |
| ES2978222T3 (es) | 2024-09-09 |
| AU2019388777B2 (en) | 2025-06-05 |
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