JPH06508364A - ガス充填リポソーム及び超音波造影剤としてのそれらの使用 - Google Patents
ガス充填リポソーム及び超音波造影剤としてのそれらの使用Info
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Abstract
Description
Claims (61)
- 1.真空乾燥ガス注入方法によって製造された、ガス充填リポソームを含んで成 る、超音波イメージングのための造影剤。
- 2.該リポソームが、脂肪酸、リソ脂質、ジパルミトイルホスファチジルコリン 、ホスファチジルコリン、ホスファチジン酸、スフィンゴミエリン、コレステロ ール、コレステロールヘミスクシネート、トコフェロールヘミスクシネート、ホ スファチジルエタノールアミン、ホスファチジルイノシトール、リソ脂質、スフ ィンゴミエリン、グリコスフィンゴ脂質、グルコ脂質、グリコ脂質、スルファチ ド、エーテル及びエステル結合された脂肪酸を有する脂質、並びに重合された脂 質から成る群から選ばれた脂質材料を含んで成る、請求の範囲1記載の造影剤。
- 3.該リポソームがジパルミトイルホスファチジルコリンを含んで成る、請求の 範囲2記載の造影剤。
- 4.該リポソームが、空気、窒素、二酸化炭素、酸素、アルゴン、キセノン、へ リウム及びネオンから成る群から選ばれたガスによって満たされている、請求の 範囲1記載の造影剤。
- 5.該リポソームが窒素ガスによって満たされている、請求の範囲4記載の造影 剤。
- 6.該リポソームが水性媒体中に懸濁されて貯蔵される、請求の範囲1記載の造 影剤。
- 7.該リポソームが乾燥して貯蔵される、請求の範囲1記載の造影剤。
- 8.該リポソームが約3週間より長い安定性を有する、請求の範囲1記載の造影 剤。
- 9.該リポソームが約2dBより大きい反射率を有する、請求の範囲1記載の造 影剤。
- 10.該リポソームが約2dB〜約20dBの反射率を有する、請求の範囲9記 載の造影剤。
- 11.その内部に液体が実質的にない、ガス充填リポソームを含んで成る、超音 波イメージングのための造影剤。
- 12.該リポソームが、脂肪酸、リソ脂質、ジパルミトイルホスファチジルコリ ン、ホスファチジルコリン、ホスファチジン酸、スフィンゴミエリン、コレステ ロール、コレステロールヘミスクシネート、トコフェロールヘミスクシネート、 ホスファチジルエタノールアミン、ホスファチジルイノシトール、リソ脂質、ス フィンゴミエリン、グリコスフィンゴ脂質、グルコ脂質、グリコ脂質、スルファ チド、エーテル及びエステル結合された脂肪酸を有する脂質、並びに重合された 脂質から成る群から選ばれた脂質材料を含んで成る、請求の範囲11記載の造影 剤。
- 13.該リポソームがジパルミトイルホスファチジルコリンを含んで成る、請求 の範囲12記載の造影剤。
- 14.該リポソームが、空気、窒素、二酸化炭素、酸素、アルゴン、キセノン、 へリウム及びネオンから成る群から選ばれたガスによって満たされている、請求 の範囲11記載の造影剤。
- 15.該リポソームが窒素ガスによって満たされている、請求の範囲14記載の 造影剤。
- 16.該リポソームが水性媒体中に懸濁されて貯蔵される、請求の範囲11記載 の造影剤。
- 17.該リポソームが乾燥して貯蔵される、請求の範囲11記載の造影剤。
- 18.該リポソームが約3週間より長い貯蔵寿命安定性を有する、請求の範囲1 1記載の造影剤。
- 19.該リポソームが約2dBより大きい反射率を有する、請求の範囲11記載 の造影剤。
- 20.該リポソームが約2dB〜約20dBの反射率を有する、請求の範囲19 記載の造影剤。
- 21.(i)リポソームを陰圧下に置く工程、(ii)該リポソームから実質的 にすべての液体を除去するのに十分な時間の間、該リポソームを該陰圧下でイン キユベートする工程、及び(iii)周囲圧力に到達するまで該リポソーム中に ガスを注入する工程を含んで成る、超音波イメージング用造影剤の製造方法。
- 22.工程(i)に先立ってそしてその間、該リポソームを約−10℃〜約−2 0℃の温度に冷却せしめること、工程(ii)の間、該リポソームを約10℃〜 約20℃の温度に加温せしめること、及び工程(出)の間、該リポソームを周囲 温度に加温せしめることを更に含んで成る、請求の範囲21記載の方法。
- 23.該陰圧が約700mmHg〜約760mmHgでありそして約24〜約7 2時間かけられる、請求の範囲21記載の方法。
- 24.該ガスを約4〜約8時間の期間にわたって該リポソーム中に注入する、請 求の範囲21記載の方法。
- 25.該ガスが、空気、窒素、二酸化炭素、酸素、アルゴン、キセノン、ネオン 及びへリウムから成る群から選ばれる、請求の範囲21記載の方法。
- 26.該ガスが窒素である、請求の範囲25記載の方法。
- 27.工程(iii)の後で、該リポソームを選ばれた細孔サイズの少なくとも 一種のフィルターを通して押出すことを更に含んで成る、請求の範囲21記載の 方法。
- 28.(i)リポソームを約−10℃〜約−20℃の温度に冷却せしめる工程、 (ii)該リポソームを約700mmHg〜約760mmHgの陰圧下に置く工 程、 (iii)該リポソームを約10℃〜約20℃の温度に加温せしめながら、該リ ポソームを該陰圧下で約24〜約72時間インキュベートして該リポソームから 実質的にすべての液体を除去する工程、及び(iv)該リポソームを周囲温度に 加温せしめながら、周囲圧力に到達するまで約4〜約8時間の期間にわたって該 リポソーム中にガスを注入する工程、 を含んで成る、超音波イメージング用造影剤の製造方法。
- 29.該ガスが、空気、窒素、二酸化炭素、酸素、アルゴン、キセノン、ネオン 及びへリウムから成る群から選ばれる、請求の範囲28記載の方法。
- 30.該ガスが窒素である、請求の範囲29記載の方法。
- 31.工程(iv)の後で、該リポソームを選ばれた細孔サイズの少なくとも一 種のフィルターを通して押出すことを更に含有して成る、請求の範囲28記載の 方法。
- 32.(i)リポソームを入れるための容器、(ii)この容器中に入れられた リポソームから液体を引き出すために容器に陰圧をかけるための手段、 (iii)陰圧をかける手段を容器に接続する導管(この導管は液体の流れを方 向付ける)、及び (iv)容器中に入れられたリポソーム中にガスを導入するための手段を含んで 成る、超音波イメージング用造影剤の製造装置。
- 33.陰圧をかける手段が真空ポンプである、請求の範囲32記載の装置。
- 34.容器中に入れられたリポソームを冷却するための手段を更に含んで成る、 請求の範囲32記載の装置。
- 35.前記冷却手段が容器中に入れられたリポソームを約−10℃〜約−20℃ に冷却するための手段を有する、請求の範囲34記載の装置。
- 36.前記冷却手段がアイスバスを含有して成る、請求の範囲35記載の装置。
- 37.前記導管中を流れる液体を収集するための手段を更に含んで成る、請求の 範囲32記載の装置。
- 38.前記収集手段がトラップである、請求の範囲37記載の装置。
- 39.トラップを冷却するための手段を更に含んで成る、請求の範囲38記載の 装置。
- 40.トラップがそれを通して流れる流体を方向付けるのに適した第一及び第二 部材を含んで成り、これらの部材が相互に、そして導管と流れを連絡していて、 第二部材が第一部材の回りに螺旋状に配置されていて、そしてトラップが、第一 及び第二部材の少なくとも一部を取り囲む氷浴を含んで成る冷却手段を含んで成 る、請求の範囲38記載の装置。
- 41.(i)リポソームを入れるための容器、(ii)この容器中に入れられた リポソームを冷却するための手段、(iii)この容器中に入れられたリポソー ムから液体を引き出すために容器に陰圧をかけるための手段、 (iv)陰圧をかける手段を容器に接続する導管(この導管は液体の流れを方向 付ける)、 (v)導管中を流れる液体を収集するための手段、及び(vi)容器中に入れら れたリポソーム中にガスを導入するための手段を含んで成る、超音波イメージン グのための造影剤を製造するための装置。
- 42.患者の内部の身体の部位の画像を提供する方法であって、(a)真空乾燥 ガス注入方法によって製造された、ガス充填リポソームを含有して成る造影剤を 患者に投与すること、及び(b)超音波イメージングを使用して患者を走査して 前記部位の可視画像を得ること を含んで成る方法。
- 43.患者を、患者の左心の領域で走査する、請求の範囲42記載の方法。
- 44.患者の内部の身体の部位の画像を提供する方法であって、(a)その内部 に液体が実質的にない、ガス充填リポソームを含んで成る造影剤を患者に投与す ること、及び(b)超音波イメージングを使用して患者を走査して前記部位の可 視画像を得ること を含んで成る方法。
- 45.患者を、患者の左心の領域で走査する、請求の範囲44記載の方法。
- 46.患者の中の疾患組織の存在を診断するための方法であって、(i)真空乾 燥ガス注入方法によって製造された、ガス充填リポソームを含んで成る造影剤を 患者に投与すること、及び(ii)超音波イメージングを使用して患者を走査し て患者の中に存在しうる疾患組織の可視画像を得ること を含んで成る方法。
- 47.患者を、患者の左心の領域で走査する、請求の範囲46記載の方法。
- 48.患者の中の疾患組織の存在を診断するための方法であって、(i)その内 部中に液体が実質的にない、ガス充填リポソームを含んで成る造影剤を患者に投 与すること、及び(ii)超音波イメージングを使用して患者を走査して患者の 中に存在しうる疾患組織の可視画像を得ること を含んで成る方法。
- 49.患者を、患者の左心の領域で走査する、請求の範囲48記載の方法。
- 50.真空乾燥ガス注入方法によって製造された、ガス充填リポソームを含んで 成る超音波イメージングのためのキット。
- 51.慣用の超音波イメージング構成要素を更に含んで成る、請求の範囲50記 載のキット。
- 52.その内部に液体が実質的にない、ガス充填リポソームを含んで成る超音波 イメージングのためのキット。
- 53.慣用の超音波イメージング構成要素を更に含んで成る、請求の範囲52記 載のキット。
- 54.請求の範囲21記載の方法によって製造された生成物。
- 55.請求の範囲28記載の方法によって製造された生成物。
- 56.(i)リポソームを陰圧下に置く工程、(ii)該リポソームから実質的 にすべての液体を除去するのに十分な時間の間、該リポソームを該陰圧下でイン キユベートする工程、及び(iii)周囲圧力に到達するまで該リポソーム中に ガスを注入する工程、を含んで成る、ガス充填リポソームの製造方法。
- 57.(i)リポソームを約−10℃〜約−20℃の温度に冷却せしめる工程、 (ii)該リポソームを約700mmHg〜約760mmHgの陰圧下に置く工 程、 (iii)該リポソームを約10℃〜約20℃の温度に加温せしめながら、該リ ポソームを該陰圧下でインキユベートして該リポソームから実質的にすべての液 体を除去する工程、及び (iv)該リポソームを周囲温度に加温せしめながら、周囲圧力に到達するまで 約4〜約8時間の期間にわたって該リポソーム中にガスを注入する工程、 を含んで成る、ガス充填リポソームの製造方法。
- 58.(i)リポソームを入れるための容器、(ii)この容器中に入れられた リポソームから液体を引き出すために容器に陰圧をかけるための手段、 (iii)陰圧をかける手段を容器に接続する導管(この導管は該液体の流れを 方向付ける)、及び (iv)容器中に入れられたリポソーム中にガスを導入するための手段を含んで 成る、ガス充填リポソームの製造装置。
- 59.(i)リポソームを入れるための容器、(ii)この容器中に入れられた リポソームを冷却するための手段、(iii)この容器中に入れられたリポソー ムから液体を引き出すために容器に陰圧をかけるための手段、 (iv)陰圧をかける手段を容器に接続する導管(この導管は液体の流れを方向 付ける)、 (v)導管中を流れる液体を収集するための手段、及び(vi)容器中に入れら れたリポソーム中にガスを導入するための手段を含んで成る、ガス充填リポソー ムの製造装置。
- 60.請求の範囲56記載の方法によって製造された生成物。
- 61.請求の範囲57記載の方法によって製造された生成物。
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|---|---|---|---|
| US717,084 | 1991-06-18 | ||
| US07/717,084 US5228446A (en) | 1989-12-22 | 1991-06-18 | Gas filled liposomes and their use as ultrasonic contrast agents |
| PCT/US1992/002615 WO1992022247A1 (en) | 1991-06-18 | 1992-03-31 | Gas filled liposomes and their use as ultrasonic contrast agents |
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| JPH06508364A true JPH06508364A (ja) | 1994-09-22 |
| JP3456584B2 JP3456584B2 (ja) | 2003-10-14 |
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| JP50084793A Expired - Fee Related JP3456584B2 (ja) | 1991-06-18 | 1992-03-31 | ガス充填リポソーム及び超音波造影剤としてのそれらの使用 |
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| Country | Link |
|---|---|
| US (1) | US5228446A (ja) |
| EP (1) | EP0616508B2 (ja) |
| JP (1) | JP3456584B2 (ja) |
| AT (1) | ATE203148T1 (ja) |
| AU (1) | AU667471B2 (ja) |
| DE (1) | DE69231950T3 (ja) |
| DK (1) | DK0616508T4 (ja) |
| ES (1) | ES2159280T5 (ja) |
| GR (1) | GR3036877T3 (ja) |
| WO (1) | WO1992022247A1 (ja) |
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| GB9106673D0 (en) † | 1991-03-28 | 1991-05-15 | Hafslund Nycomed As | Improvements in or relating to contrast agents |
| DE69233119T2 (de) * | 1991-06-18 | 2004-05-13 | Imarx Pharmaceutical Corp., Tucson | Neue liposomale arzneimittelfreisetzungssysteme |
-
1991
- 1991-06-18 US US07/717,084 patent/US5228446A/en not_active Expired - Lifetime
-
1992
- 1992-03-31 DK DK92912456T patent/DK0616508T4/da active
- 1992-03-31 JP JP50084793A patent/JP3456584B2/ja not_active Expired - Fee Related
- 1992-03-31 EP EP92912456A patent/EP0616508B2/en not_active Expired - Lifetime
- 1992-03-31 DE DE69231950T patent/DE69231950T3/de not_active Expired - Lifetime
- 1992-03-31 WO PCT/US1992/002615 patent/WO1992022247A1/en not_active Ceased
- 1992-03-31 AT AT92912456T patent/ATE203148T1/de active
- 1992-03-31 AU AU20020/92A patent/AU667471B2/en not_active Expired
- 1992-03-31 ES ES92912456T patent/ES2159280T5/es not_active Expired - Lifetime
-
2001
- 2001-10-11 GR GR20010401740T patent/GR3036877T3/el unknown
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019198461A1 (ja) * | 2018-04-10 | 2019-10-17 | 国立大学法人千葉大学 | 超音波造影及び近赤外蛍光造影の両方が可能な造影剤 |
| JP2019182778A (ja) * | 2018-04-10 | 2019-10-24 | 国立大学法人千葉大学 | 超音波造影及び近赤外蛍光造影の両方が可能な造影剤 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE69231950D1 (de) | 2001-08-23 |
| EP0616508B1 (en) | 2001-07-18 |
| DK0616508T4 (da) | 2005-01-31 |
| ATE203148T1 (de) | 2001-08-15 |
| EP0616508A4 (en) | 1996-06-26 |
| US5228446A (en) | 1993-07-20 |
| WO1992022247A1 (en) | 1992-12-23 |
| GR3036877T3 (en) | 2002-01-31 |
| ES2159280T3 (es) | 2001-10-01 |
| DE69231950T2 (de) | 2002-01-17 |
| DK0616508T3 (da) | 2001-11-05 |
| ES2159280T5 (es) | 2005-03-16 |
| EP0616508B2 (en) | 2004-09-29 |
| EP0616508A1 (en) | 1994-09-28 |
| AU667471B2 (en) | 1996-03-28 |
| JP3456584B2 (ja) | 2003-10-14 |
| DE69231950T3 (de) | 2005-03-10 |
| AU2002092A (en) | 1993-01-12 |
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