JP5923552B2 - 臓器を維持するための組成物、方法及び装置 - Google Patents
臓器を維持するための組成物、方法及び装置 Download PDFInfo
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- JP5923552B2 JP5923552B2 JP2014108177A JP2014108177A JP5923552B2 JP 5923552 B2 JP5923552 B2 JP 5923552B2 JP 2014108177 A JP2014108177 A JP 2014108177A JP 2014108177 A JP2014108177 A JP 2014108177A JP 5923552 B2 JP5923552 B2 JP 5923552B2
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Images
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N1/00—Preservation of bodies of humans or animals, or parts thereof
- A01N1/10—Preservation of living parts
- A01N1/14—Mechanical aspects of preservation; Apparatus or containers therefor
- A01N1/142—Apparatus
- A01N1/143—Apparatus for organ perfusion
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N1/00—Preservation of bodies of humans or animals, or parts thereof
- A01N1/10—Preservation of living parts
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Description
1.技術分野
本発明は、移植又は再移植の前に、採取した(体外の)動物臓器を機能状態及び生存状態に維持するための組成物、方法、システム/装置及び媒体に関する。特に、本発明は、採取したヒト又はヒト適合性臓器を機能的状態及び生存状態に維持するための組成物、方法、システム/装置及び媒体に関する。かかる臓器は、かかる状態で評価されてもよく、又は死後に蘇生させてもよい。
多くの態様を有するが、本発明は、臓器を理想に近い条件及び生理的状態で保存するためのシステム、装置(器具)、方法及び媒体に関する。これにより、臓器をより長い期間保存でき、保存の間に高エネルギーリン酸塩の分解を減少でき、虚血及び再灌流障害を減少でき、並びに全体的に結果を改善することができる。通常若しくは通常に近い機能状態での保存期間の増加は、ある利点も提供する。例えば、臓器をより遠距離に輸送可能であり、かかる臓器の試験及び評価の時間が増加する。
〔1〕(a)保存の必要な臓器を提供する工程;
(b)前記臓器のための封入手段を提供する工程;
(c)(i) 前記臓器に適合性の全血又は白血球除去全血;並びに
(ii)(a) 代謝性炭水化物;
(b) 塩化ナトリウム;
(c) カリウム;
(d) カルシウム;
(e) マグネシウム;
(f) 重炭酸塩;エピネフリン;及びインシュリン
を含有してなる保存溶液、
を含有してなる保存液媒体を提供する工程;
(d)前記臓器が約20℃〜約37℃の正常体温の温度に維持されている間に、前記封入された機能性臓器の少なくとも1つの大血管に前記液媒体を送達する工程、
を含む、移植前の保存期間における機能状態でのヒト採取臓器又はヒト適合性採取臓器の保存方法、
〔2〕前記媒体がヘパリンを含むものである〔1〕記載の方法、
〔3〕前記媒体が、さらにニトログリセリン、ACE阻害剤、ベータブロッカー、カルシウムチャンネルブロッカー、細胞保護剤、抗酸化剤、抗真菌剤、抗ウイルス剤、抗菌剤、免疫抑制剤、非ステロイド系抗炎症剤、ステロイド、及びそれらの混合物からなる群より選ばれる薬学的に活性な剤を含む、〔1〕記載の方法、
〔4〕前記媒体が、さらに少なくとも1つの脂肪酸を含む〔1〕記載の方法、
〔5〕前記方法が、前記液媒体を前記臓器の外部に送達するさらなる工程を含む〔4〕記載の方法、
〔6〕前記方法が、前記臓器由来の代謝産物が前記液媒体に蓄積した際に、前記液媒体を濾過するさらなる工程を含む〔1〕記載の方法、
〔7〕前記方法が、前記液媒体の少なくとも一部を酸素富化するさらなる工程を含む〔1〕記載の方法、
〔8〕前記方法が、前記液媒体の流量を測定するさらなる工程を含む〔1〕記載の方法、
〔9〕前記方法が、前記液媒体の圧力を測定するさらなる工程を含む〔1〕記載の方法、
〔10〕前記採取臓器が、心臓、腎臓、肝臓、肺、膵臓、小腸、血液運搬管、及び遊離筋皮弁からなる群より選ばれる、〔1〕記載の方法、
〔11〕保存される臓器が心臓である〔10〕記載の方法
に関する。
本発明は、移植又は再移植を含む、移植前の保存期間又は評価期間の間に、保存又は蘇生が必要なヒト又はヒト適合性採取臓器の保存システムを提供する。本発明のシステムはまた、保存期間に、移植される臓器に、地理的な場所を変更させ得る。このシステムは:
(a)(i) 前記臓器適合性の全血(又は白血球除去全血)及び(ii)保存溶液を含有してなる、生理的媒体又は液体と交流する、前記臓器をいれるための封入手段;
(b)前記臓器の少なくとも1つの大血管に前記液体を送達するための送達手段;
(c)前記臓器から前記液体を運び出すための手段;
(d)灌流液及び前記臓器の温度を約20℃〜約37℃の正常体温の温度に維持するための温度制御手段;
(e)前記液体の圧力を制御するための圧力制御手段;
(f)前記液体の少なくとも一部を酸素富化するための酸素富化手段;
(g)好ましくは前記酸素富化手段と前記臓器との間に位置する、前記液体から好ましくない濾液を除去するための濾過手段;並びに
(h)前記液体の少なくとも一部の流れを制御するためのフロー制御手段;
を含む。
(1)炭水化物又は他のエネルギー源;
(2)塩化ナトリウム;
(3)カリウム;
(4)カルシウム;
(5)マグネシウム;
(6)重炭酸イオン;
(7)エピネフリン;並びに
(8)アデノシン、
を含む。
(a)保存する又は試験する、生体外臓器を提供する工程;
(b)前記臓器のための封入手段を提供する工程;
(c)保存媒体又は液体を提供する工程;前記液媒体は:
(i) 前記臓器適合性の全血又は白血球除去全血;及び
(ii)(a) 代謝性炭水化物;
(b) 塩化ナトリウム;
(c) カリウム;
(d) カルシウム;
(e) マグネシウム;
(f) 重炭酸塩;
(g) エピネフリン;及び
(h) インシュリン;
を含んでなる保存溶液:
を含んでなる;
(d)前記臓器が約20℃〜約37℃の正常体温の温度に維持されている間に、封入された機能性臓器の少なくとも1つの大血管にかかる液体を送達する工程。好ましい態様では、かかる液体はまた、臓器の外部に送達される。
本発明は、移植又は再移植用に採取された、ヒト心臓など、少なくとも1つのヒト又はヒト適合性臓器の保存時間を延長するための潅流装置及び方法に関する。
[1](a)(i) 臓器適合性の全血又は白血球除去全血及び(ii)保存溶液を含有してなる液媒体と交流する、前記臓器を入れるための封入手段;
(b)前記臓器の少なくとも1つの大血管に前記液媒体を送達するための送達手段;
(c)前記臓器から前記液媒体を運び出すための手段;
(d)前記臓器の温度を約20℃〜約37℃の正常体温の温度に維持するための温度制御手段;
(e)前記液媒体の圧力を制御するための圧力制御手段;
(f)前記液媒体の少なくとも一部を酸素富化するための酸素富化手段;
(g)前記液媒体から好ましくない濾液を除去するための濾過手段;
(h)前記液媒体の少なくとも一部の流れを制御するためのフロー制御手段;並びに
(i)マンニトール、デキストロース、塩化ナトリウム、塩化カリウム、インシュリン、塩化カルシウム、重炭酸ナトリウム、モノカルボキシル脂肪酸及びエピネフリンからなる群より選ばれる化学物質の供給手段、
を含んでなる、移植前の保存期間に保存、蘇生又は評価の必要なヒト採取臓器又はヒト適合性採取臓器の保存システム。
[2]前記液媒体が、前記臓器の外部を取り囲むものである、[1]記載のシステム。
[3]前記システムが、さらに前記液媒体を前記臓器から分離するための分離機を含むものである、[1]記載のシステム。
[4]前記液媒体送達手段が、遠心ポンプを含むものである、[1]記載のシステム。
[5]前記液媒体送達手段が、パルスポンプを含むものである、[1]記載のシステム。
[6]前記酸素富化手段が、膜オキシジェネーターを含むものである、[1]記載のシステム。
[7]前記システムが、さらに移動式のエネルギー保存及び供給手段を含むものである、[1]記載のシステム。
[8]前記システムが、それ自体で独立した、かつ移動式である[7]記載のシステム。
[9]さらに、前記システムに電力を供給するための再充電式電源を含む[1]記載のシステム。
[10]採取臓器が、心臓、腎臓、肝臓、膵臓、肺、小腸、血液運搬管及び筋遊離皮弁からなる群より選ばれるものである、[1]記載のシステム。
[11]前記臓器が、前記保存期間に機能状態に維持されているものである、[10]記載のシステム。
[12]前記臓器が心臓である[10]記載のシステム。
[13]前記心臓が拍動状態に維持されているものである、[11]記載のシステム。
[14]前記封入手段が、さらに
(a)特定の物質を前記液媒体から除去するための濾過材;並びに
(b)気泡を再循環液媒体から除去するための消泡スクリーン、
を含むものである、[1]記載のシステム。
[15]前記封入手段がソフトシェルバッグである[1]記載のシステム。
[16]前記ソフトシェルバッグが、
(a)少なくとも1つの動脈フィッティング;
(b)少なくとも1つの静脈フィッティング;
(c)内側のジップロッククロージャー;
(d)外側のジップロッククロージャー;
(e)前記臓器を含む前記ソフトシェルバッグの内側領域から、前記ソフトシェルバッグの外側に伸びるベントアセンブリー;並びに
(f)前記ソフトシェルバッグを固定支持構造に保持する手段、
を含むものである、[15]記載のシステム。
[17](1)代謝性炭水化物;
(2)塩化ナトリウム;
(3)カリウム;
(4)カルシウム;
(5)マグネシウム;
(6)重炭酸イオン;
(7)エピネフリン;並びに
(8)アデノシン;
を含有してなり、非代謝性インペルメントを実質的に含有しておらず、さらにpHが約7.4〜約8.5である、機能状態でのヒト採取臓器又はヒト適合性採取臓器の保存のための臓器保存溶液。
[18]前記溶液が、さらにヘパリン、ニトログリセリン、ACE阻害剤、ベータブロッカー、カルシウムチャンネルブロッカー、細胞保護剤、抗酸化剤、抗真菌剤、抗ウイルス剤、抗細菌剤、免疫抑制剤、非ステロイド系抗炎症剤、ステロイド、ビタミン類及びそれらの混合物からなる群より選ばれる薬学的に活性な薬剤を含有してなるものである、[17]記載の溶液。
[19]前記液がさらにインシュリンを含むものである[18]記載の溶液。
[20]前記溶液がさらに補体中和剤を含むものである[18]記載の溶液。
[21]前記代謝性炭水化物が、デキストロース、グルコース、及びそれらの混合物からなる群より選ばれるものである、[18]記載の溶液。
[22]前記溶液が、さらに少なくとも1つの脂肪酸を含むものである[18]記載の溶液。
[23](a)保存の必要な臓器を提供する工程;
(b)前記臓器のための封入手段を提供する工程;
(c)(i) 前記臓器適合性の全血又白血球除去全血;及び
(ii)(a) 代謝性炭水化物;
(b) 塩化ナトリウム;
(c) カリウム;
(d) カルシウム;
(e) マグネシウム;
(f) 重炭酸塩;エピネフリン;及びインシュリン
を含有してなる保存溶液、
を含有してなる保存液媒体を提供する工程;
(d)前記臓器が約20℃〜約37℃の正常体温の温度に維持されている間に、前記封入された機能性臓器の少なくとも1つの大血管に前記液媒体を送達する工程、
を含む、移植前の保存期間における機能状態でのヒト採取臓器又はヒト適合性採取臓器の保存方法。
[24]前記媒体がヘパリンを含むものである[23]記載の方法。
[25]前記媒体が、さらにニトログリセリン、ACE阻害剤、ベータブロッカー、カルシウムチャンネルブロッカー、細胞保護剤、抗酸化剤、抗真菌剤、抗ウイルス剤、抗細菌剤、免疫抑制剤、非ステロイド系抗炎症剤、ステロイド、及びそれらの混合物からなる群より選ばれる薬学的に活性な剤を含む、[23]記載の方法。
[26]前記媒体が、さらに少なくとも1つの脂肪酸を含む[23]記載の方法。
[27]前記方法が、さらに前記液媒体を前記臓器の外部に送達する工程を含む[26]記載の方法。
[28]前記方法が、前記臓器由来の代謝産物が前記液媒体に蓄積した際に、前記液媒体を濾過するさらなる工程を含む[23]記載の方法。
[29]前記方法が、さらに前記液媒体の少なくとも一部を酸素富化する工程を含む[23]記載の方法。
[30]前記方法が、さらに前記液媒体の流量を測定する工程を含む[23]記載の方法。
[31]前記方法が、さらに前記液媒体の圧力を測定する工程を含む[23]記載の方法。
[32]前記採取臓器が、心臓、腎臓、肝臓、肺、膵臓、小腸、血液運搬管、及び筋遊離皮弁からなる群より選ばれる、[23]記載の方法。
[33]保存される臓器が心臓である[32]記載の方法。
Claims (11)
- (a)保存の必要な臓器を提供する工程;
(b)前記臓器のための封入手段を提供する工程;
(c)(i) 前記臓器に適合性の全血又は白血球除去全血;並びに
(ii)(a) 代謝性炭水化物、ここで、前記代謝性炭水化物は、デキストロース、グルコースおよびそれらの混合物からなる群より選択される成分を含む;
(b) 塩化ナトリウム;
(c) カリウムイオン;
(d) カルシウムイオン;
(e) マグネシウムイオン;
(f) 重炭酸塩;エピネフリン;及びアデノシン、及び
(g) 少なくとも1つの脂肪酸
を含有してなる保存溶液、
を含有してなる保存液媒体を提供する工程;並びに
(d)前記臓器を約20℃〜約37℃の正常体温の温度に維持しつつ、封入された機能性臓器の少なくとも1つの大血管に前記液媒体を送達する工程、
を含む、移植前の保存期間における機能状態でのヒト採取臓器又はヒト適合性採取臓器の保存方法。 - 前記媒体がヘパリンを含むものである、請求項1記載の方法。
- 前記媒体が、ニトログリセリン、ACE阻害剤、ベータブロッカー、カルシウムチャンネルブロッカー、細胞保護剤、抗酸化剤、抗真菌剤、抗ウイルス剤、抗菌剤、免疫抑制剤、非ステロイド系抗炎症剤、ステロイド、及びそれらの混合物からなる群より選ばれる薬学的に活性な剤をさらに含む、請求項1記載の方法。
- 前記方法が、前記液媒体を前記臓器の外部に送達するさらなる工程を含む、請求項1記載の方法。
- 前記方法が、前記臓器由来の代謝産物が前記液媒体に蓄積した場合に、前記液媒体を濾過するさらなる工程を含む、請求項1記載の方法。
- 前記方法が、前記液媒体の少なくとも一部を酸素富化するさらなる工程を含む、請求項1記載の方法。
- 前記方法が、前記液媒体の流量を測定するさらなる工程を含む、請求項1記載の方法。
- 前記方法が、前記液媒体の圧力を測定するさらなる工程を含む、請求項1記載の方法。
- 前記採取臓器が、心臓、腎臓、肝臓、肺、膵臓、小腸、血液運搬管、及び遊離筋皮弁からなる群より選ばれる、請求項1記載の方法。
- 保存される臓器が心臓である、請求項9記載の方法。
- 前記媒体がインスリンを含む、請求項1記載の方法。
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| US08/936,062 US6100082A (en) | 1997-09-23 | 1997-09-23 | Perfusion apparatus and method including chemical compositions for maintaining an organ |
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| US6100082A (en) | 2000-08-08 |
| JP5889861B2 (ja) | 2016-03-22 |
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| JP6134771B2 (ja) | 2017-05-24 |
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| JP6347565B2 (ja) | 2018-06-27 |
| JP2017165789A (ja) | 2017-09-21 |
| US6046046A (en) | 2000-04-04 |
| JP2016053081A (ja) | 2016-04-14 |
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