JP2021500937A - 拡張バルーンカテーテル - Google Patents
拡張バルーンカテーテル Download PDFInfo
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- JP2021500937A JP2021500937A JP2020509484A JP2020509484A JP2021500937A JP 2021500937 A JP2021500937 A JP 2021500937A JP 2020509484 A JP2020509484 A JP 2020509484A JP 2020509484 A JP2020509484 A JP 2020509484A JP 2021500937 A JP2021500937 A JP 2021500937A
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- catheter
- balloon
- guide wire
- tube
- tip
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- A61B2017/22038—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for with a guide wire
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- A61B2017/22038—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for with a guide wire
- A61B2017/22045—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for with a guide wire fixed to the catheter; guiding tip
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- A61B2017/22051—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for with an inflatable part, e.g. balloon, for positioning, blocking, or immobilisation
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- A61B2017/22082—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for after introduction of a substance
- A61B2017/22084—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for after introduction of a substance stone- or thrombus-dissolving
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- A61M25/0043—Catheters; Hollow probes characterised by structural features
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Landscapes
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- Anesthesiology (AREA)
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- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
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- Child & Adolescent Psychology (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
Description
第1実施例
第2実施例
Claims (10)
- カテーテル(1)と前記カテーテル(1)の内部に穿設されたガイドワイヤ(2)とを備え、前記カテーテル(1)の一端に操作部(3)が固定接続されており、前記操作部(3)から離れた前記カテーテル(1)の遠位端外側にバルーン(4)が被覆されており、前記カテーテル(1)のルーメンと前記バルーン(4)のインナーキャビティは前記カテーテル(1)に設置された連通構造により連通している拡張バルーンカテーテルであって、前記ガイドワイヤ(2)は、前記バルーン(4)のインナーキャビティにおいて互いに離間する第1ガイドワイヤ(21)及び第2ガイドワイヤ(22)を備え、前記第1ガイドワイヤ(21)の後端が前記操作部(3)の抜き差し構造に接続され、前記第2ガイドワイヤ(22)が固定工程により前記カテーテル(1)の他端に固定されていることを特徴とする拡張バルーンカテーテル。
- 前記カテーテル(1)は前記バルーン(4)の管体領域において第1管体(11)と第2管体(12)とに互いに離間され、前記第1管体(11)の後端が前記操作部(3)に固定接続され、前記第2管体(12)の外壁が前記バルーン(4)に固定接続され、前記第1管体(11)と前記第2管体(12)との間の断面は相対的に連通路(13)を構成し、前記連通路(13)は前記連通構造として前記カテーテル(1)のルーメンと前記バルーン(4)のインナーキャビティを連通し、前記第2ガイドワイヤ(22)の前記第1管体(11)への挿入深さは、前記バルーン(4)の膨張時における前記第1管体(11)と前記第2管体(12)との間の離間距離よりも大きいことを特徴とする請求項1に記載の拡張バルーンカテーテル。
- 前記バルーン(4)における前記第1管体(11)の管壁に1つ又は複数の貫通孔(14)が設けられており、前記貫通孔(14)は前記連通構造として前記第1管体(11)のルーメンと前記バルーン(4)のインナーキャビティを連通し、前記貫通孔(14)は、前記第2ガイドワイヤ(22)が前記第1管体(11)内に挿入される端部と、前記第1管体(11)と前記バルーン(4)の接続箇所との間に設けられていることを特徴とする請求項2に記載の拡張バルーンカテーテル。
- 前記バルーン(4)の前端と前記第2管体(11)との接続箇所に現象リング(5)が設けられており、前記現象リング(5)の被覆領域における前記カテーテルの内部が閉塞されていることを特徴とする請求項2に記載の拡張バルーンカテーテル。
- 前記カテーテル(1)の前記操作部(3)から離れた側に先端カテーテル(23)が設けられ、前記第2ガイドワイヤ(22)が前記先端カテーテル(23)内まで延びており、前記第2ガイドワイヤ(22)の前記先端カテーテル(23)に位置する端部から前記先端カテーテル(23)の先端までの距離は0.5mm〜2mmであることを特徴とする請求項1に記載の拡張バルーンカテーテル。
- 前記カテーテル(1)の前記操作部(3)から離れた側に先端カテーテル(23)が設けられ、前記第2ガイドワイヤ(22)が前記操作部(3)から離れて前記先端カテーテル(23)の外部まで延びており、前記第2ガイドワイヤ(22)の前記先端カテーテル(23)の外部に位置する部分は球状体構造(6)として設置されることを特徴とする請求項1に記載の拡張バルーンカテーテル。
- 前記操作部(3)は把持部(31)を備え、前記カテーテル(1)が前記把持部(31)の内部に穿設されることで、前記バルーン(4)のインナーキャビティに連通する液体チャネルが形成されることを特徴とする請求項1に記載の拡張バルーンカテーテル。
- 前記把持部(31)の後端に二方コック(32)が設けられており、前記二方コック(32)のプラグにコック貫通孔が設けられており、前記コック貫通孔が前記カテーテル(1)の管口と同軸である場合、前記液体チャネルを開き、前記コック貫通孔が前記カテーテル(1)の管口に垂直である場合、前記液体チャネルを閉じることを特徴とする請求項7に記載の拡張バルーンカテーテル。
- 前記バルーン(4)の後端の前記カテーテル(1)の外周面に目盛線が設けられていることを特徴とする請求項1に記載の拡張バルーンカテーテル。
- 前記操作部(3)の後端に雄ねじ(33)が設けられており、ねじ蓋(35)が前記雄ねじ(33)に套設されることが可能であり、前記ねじ蓋(35)は前記抜き差し構造として前記第1ガイドワイヤ(21)の後端に接続されており、前記ねじ蓋(35)を取り外すことにより前記第1ガイドワイヤ(21)を引き出すことができることを特徴とする請求項7に記載の拡張バルーンカテーテル。
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PCT/CN2017/106514 WO2019075634A1 (zh) | 2017-10-17 | 2017-10-17 | 一种扩张球囊导管 |
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EP (1) | EP3673948B1 (ja) |
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KR20230067732A (ko) * | 2021-11-08 | 2023-05-17 | (주)알에프메디컬 | 치루 치료기 |
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WO2021051060A1 (en) * | 2019-09-13 | 2021-03-18 | Entellus Medical, Inc. | Image guided surgery system guide wire and methods of manufacture and use |
JP7328864B2 (ja) * | 2019-10-16 | 2023-08-17 | 株式会社カネカ | 気管支末梢拡張用のバルーンカテーテル |
CN113018640A (zh) * | 2021-04-23 | 2021-06-25 | 柏为(武汉)医疗科技股份有限公司 | 一种导管显影环预压定位装置 |
US20220395255A1 (en) * | 2021-06-01 | 2022-12-15 | Provisio Medical, Inc. | Transducer for ultrasound measuring systems and methods |
CN113598862B (zh) * | 2021-07-16 | 2023-06-13 | 昆明医科大学第一附属医院 | 一种输尿管封堵器 |
CN114225187A (zh) * | 2021-12-21 | 2022-03-25 | 深圳市慧极创新医疗科技有限公司 | 一种可调弯球囊扩张导管 |
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US20040236366A1 (en) * | 2002-05-16 | 2004-11-25 | Kennedy Kenneth C. | Non-buckling balloon catheter |
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JP2008302226A (ja) * | 2007-06-11 | 2008-12-18 | Olympus Medical Systems Corp | 内視鏡用処置具 |
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CN106691533B (zh) * | 2017-01-23 | 2020-01-03 | 江苏尼科医疗器械有限公司 | 球囊导引导管 |
-
2017
- 2017-10-17 EP EP17928900.4A patent/EP3673948B1/en active Active
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- 2017-10-17 ES ES17928900T patent/ES2929743T3/es active Active
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KR20230067732A (ko) * | 2021-11-08 | 2023-05-17 | (주)알에프메디컬 | 치루 치료기 |
KR102680892B1 (ko) * | 2021-11-08 | 2024-07-05 | (주)알에프메디컬 | 치루 치료기 |
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EP3673948A4 (en) | 2020-10-14 |
JP6937091B2 (ja) | 2021-09-22 |
EP3673948A1 (en) | 2020-07-01 |
WO2019075634A1 (zh) | 2019-04-25 |
EP3673948B1 (en) | 2022-10-19 |
ES2929743T3 (es) | 2022-12-01 |
US20200254230A1 (en) | 2020-08-13 |
US11504510B2 (en) | 2022-11-22 |
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