JP7324204B2 - マルチスポットレーザプローブのマルチコアファイバ - Google Patents
マルチスポットレーザプローブのマルチコアファイバ Download PDFInfo
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- JP7324204B2 JP7324204B2 JP2020531780A JP2020531780A JP7324204B2 JP 7324204 B2 JP7324204 B2 JP 7324204B2 JP 2020531780 A JP2020531780 A JP 2020531780A JP 2020531780 A JP2020531780 A JP 2020531780A JP 7324204 B2 JP7324204 B2 JP 7324204B2
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- mcf
- lens
- distal end
- probe
- laser
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- 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
- A61F9/00—Methods or devices for treatment of the eyes; Devices for putting-in contact lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
- A61F9/007—Methods or devices for eye surgery
- A61F9/008—Methods or devices for eye surgery using laser
- A61F2009/00861—Methods or devices for eye surgery using laser adapted for treatment at a particular location
- A61F2009/00863—Retina
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Description
Claims (15)
- ユーザによって把持するための形状及びサイズにされたプローブ本体、
目に挿入するように構成されたカニューレを含むプローブチップ、
前記カニューレにおいて、その遠位端部分に配置された屈折率分布型(GRIN)レンズ、
少なくとも部分的に前記カニューレを通して延在するマルチコア光ファイバケーブル(MCF)
を含むマルチスポットレーザプローブであって、前記MCFは、
複数のコアと、
溶融シリカから形成されたクラッドであって、前記複数のコアを取り囲み、前記複数のコアの1つ又は複数の屈折率は、前記クラッドの屈折率よりも大きい、クラッドと、
前記クラッドの外周を取り囲む被覆と、
前記GRINレンズとの界面に配置された遠位端と
を含み、前記GRINレンズは、前記MCFの前記遠位端からのレーザ光を変換して、標的面上にレーザビームのマルチスポットパターンを作り出すように構成される、マルチスポットレーザプローブ。 - 前記複数のコアは、レーザシステムの回折光学素子(DOE)からの2×2マルチスポットパターンに合致するように構成された2×2アレイを形成する、請求項1に記載のマルチスポットレーザプローブ。
- 前記MCFの前記遠位端は、前記界面において正圧で前記GRINレンズに当接する、請求項2に記載のマルチスポットレーザプローブ。
- 前記MCFの前記遠位端は、エアギャップによって前記GRINレンズから分離される、請求項2に記載のマルチスポットレーザプローブ。
- 前記被覆の一部は、前記MCFの前記遠位端の長さから除外されている、請求項1に記載のマルチスポットレーザプローブ。
- 前記MCFから除去された前記被覆の前記一部の前記長さは、前記MCFの前記遠位端から近位側に延在する0.5mm~5.0mmの範囲内である、請求項5に記載のマルチスポットレーザプローブ。
- 前記クラッドを取り囲む第2のクラッドをさらに含み、前記第2のクラッドは、ポリマーを含み、前記被覆は、前記第2のクラッドを取り囲み、前記被覆は、ポリマーを含む、請求項1に記載のマルチスポットレーザプローブ。
- クラッド及び前記クラッドの外周を取り囲む被覆によって取り囲まれる複数のコアを含むマルチコア光ファイバケーブル(MCF)であって、前記複数のコアの1つ又は複数の屈折率は、前記クラッドの屈折率よりも大きい、マルチコア光ファイバケーブル(MCF)と、
前記MCFの遠位端に結合されたプローブチップを含むプローブと、
前記プローブチップの遠位端に配置されたレンズと
を含むマルチスポットレーザプローブであって、
前記レンズは、前記MCFの前記遠位端からのレーザ光を変換して、標的面上にレーザビームのマルチスポットパターンを作り出すように構成され、及び
前記MCFの前記遠位端は、前記レンズとの界面で終端する、マルチスポットレーザプローブ。 - 前記被覆は、ポリイミド被覆を含み、
前記複数のコアは、ゲルマニウム添加シリカを含み、及び
前記クラッドは、溶融シリカを含む、請求項8に記載のマルチスポットレーザプローブ。 - 前記被覆の一部は、前記MCFの前記遠位端の長さから除外されている、請求項8に記載のマルチスポットレーザプローブ。
- 前記複数のコアは、レーザシステムの回折光学素子(DOE)からの2×2マルチスポットパターンに合致するように構成される2×2アレイを形成する、請求項8に記載のマルチスポットレーザプローブ。
- 前記プローブチップは、目に挿入するように構成されたカニューレを含み、前記MCFの前記遠位端及び前記レンズは、前記カニューレ内に配置される、請求項8に記載のマルチスポットレーザプローブ。
- 前記レンズは、屈折率分布型(GRIN)レンズを含み、前記MCFの前記遠位端は、正圧で前記GRINレンズに当接する、請求項8に記載のマルチスポットレーザプローブ。
- 前記レンズは、屈折率分布型(GRIN)レンズを含み、前記MCFの前記遠位端は、ギャップによって前記GRINレンズから分離される、請求項8に記載のマルチスポットレーザプローブ。
- 前記クラッドを取り囲む第2のクラッドをさらに含み、前記第2のクラッドは、ポリマーを含み、前記被覆は、前記第2のクラッドを取り囲み、前記被覆は、ポリマーを含む、請求項8に記載のマルチスポットレーザプローブ。
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JP2020531700A Active JP7312175B2 (ja) | 2017-12-12 | 2018-12-12 | 多重入力結合照光式マルチスポットレーザプローブ |
JP2020531726A Active JP7558807B2 (ja) | 2017-12-12 | 2018-12-12 | 熱的にロバストなレーザプローブアセンブリ |
JP2020531706A Active JP7324202B2 (ja) | 2017-12-12 | 2018-12-12 | マルチスポットレーザプローブのマルチコアファイバ |
JP2020531780A Active JP7324204B2 (ja) | 2017-12-12 | 2018-12-12 | マルチスポットレーザプローブのマルチコアファイバ |
JP2023112385A Active JP7556102B2 (ja) | 2017-12-12 | 2023-07-07 | 多重入力結合照光式マルチスポットレーザプローブ |
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