JP2023062693A - 手術用薬物のための搬送デバイス及び方法 - Google Patents
手術用薬物のための搬送デバイス及び方法 Download PDFInfo
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- JP2023062693A JP2023062693A JP2022168501A JP2022168501A JP2023062693A JP 2023062693 A JP2023062693 A JP 2023062693A JP 2022168501 A JP2022168501 A JP 2022168501A JP 2022168501 A JP2022168501 A JP 2022168501A JP 2023062693 A JP2023062693 A JP 2023062693A
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Abstract
Description
本出願は、その内容全体が本明細書に組み込まれる、2022年3月9日に出願された米国仮特許出願第63/269,069号及び2021年10月21日に出願された米国仮特許出願第63/262,850号に対する優先権の利益を主張する。
実施例1は、フレームと、少なくとも部分的にフレームに沿って延びる通路と、通路に接続された排出開口部と、凝固剤薬の体積を保持するために通路に流体接続された凝固剤リザーバと、通路を通る凝固剤薬の流れを制御するために通路内に設置された弁と、推進剤が通路に流入することを選択的に可能にするためのアクチュエータとを含み、弁と凝固剤リザーバとは、凝固剤薬を排出開口部に推進剤を使用して定圧で供給するために協働する、凝固剤搬送システムである。
上記の発明を実施するための形態は、発明を実施するための形態の一部を形成する添付の図の参照を含む。図は、例として、本発明が実行され得る特定の実施形態を示す。これらの実施形態は、本明細書では、「例」とも呼ばれる。そのような例は、図示又は説明したものに加えて、要素を含むことができる。しかしながら、本発明者は、図示され又は説明されそれらの要素のみが提供される例も考慮する。その上、本発明者は、特定の例(又は、それらの1つ又は複数の態様)に関して、又は本明細書で図示もしくは説明された他の例(又は、それらの1つ又は複数の態様)に関して、図示もしくは説明されたそれらの要素(又は、それらの1つ又は複数の態様)の任意の組合せ又は再配列を使用する例も考慮する。
12 フレーム
14 圧力制御弁
15 流量弁
16 アクチュエータ
18 推進剤カートリッジ
20 薬リザーバ
22 流体通路
22A 通路の第1の部分
22B 通路の第2の部分
22C 通路の第3の部分
22D 通路の第4の部分
24 カートリッジソケット
26 オペレータ制御
28 分注部
30 ハンドル
32 ガード
34 カートリッジ容器
36 容器ソケット
38 注入カプラ
40 搬送デバイス
42 入口
44 キャニスタ
46 圧力センサ
48 弁
50 推進剤排出ポート
52 薬物排出ポート
54 入口
56 薬物
58 コントローラ
60 出口
70 弁
71 ハウジング
72 通路
74 通路
76 調整ネジ
78 薄ナット
80 本体
84 開口部
86A Oリング
86B Oリング
88 弁シート
90 下面
92 弁ニードル
94 円錐部
96 端部
98 チャンバ
100 ヘッド
102 付勢バネ
104 表面
106 雌ネジ開口部
108 キャップ
110 チャンバ
112 通気口
114 拡大された直径のヘッド
116 弾性ダイヤフラム
118 ダイヤフラムリテーナ
120 締め具
122 圧力制御バネ
123 中央突起
124 位置
130 排出ノズル機構
132 弁ニードル部材
134 弁シート
140 トリガ
142 枢動点
144 枢動点
146 付勢要素
150 円錐形通路
160 ノズル開口部
161 噴霧チップ
162 プレノズルチャンバ
163 環状開口部
164 テーパ状の側面
165 弁組立体
166 座部材
167 前端部
168 円筒部材
169 チップ本体
170 シールガスケット
171 肩部
172 点線
175 環状キャップ
176 軸方向の空洞
178 ニードル又は円錐部材
179 弁ステム
189 フランジ部
190 テーパ状の座面
191 シート角
192 テーパ状の入口面
194 テーパ状の同軸弁ポート
195 遮断点
196 テーパ状の側面
198 ニードル角
199 前端
200 加圧された材料容器
202 コンテナ
204 底部
206 カラー
208 頂部
210 弁部材
212 中空軸
214 ガスケット
215 尾部
216 バネ
217 弁
218 弁本体
220 浸漬管
221 下端
222 ヘッド
224 通路
226 アクチュエータ
228 内部空洞
230 ヘッドオリフィス
300 定圧流量制御装置
302 膨張可能な袋
304 薬物搬送デバイス
306 フレーム
308 通路
310 推進剤カートリッジ
312 薬リザーバ
314 弁
316 アクチュエータ
318 膨張導管
320 カプラ
322 搬送デバイス
324 多岐管
326 チュービング
328 チャンバ
330 可撓性チュービング
332 制約部
Claims (30)
- フレームと、
少なくとも部分的に前記フレームに沿って延在している通路と、
前記通路に接続されている排出開口部と、
凝固剤薬の体積を保持するために前記通路に流体接続されている凝固剤リザーバと、
前記通路を通過する凝固剤薬の流れを制御するために前記通路に位置決めされている弁と、
選択的に推進剤を前記通路に流入させるためのアクチュエータと、
を備えている凝固剤搬送システムにおいて、
前記弁及び前記凝固剤リザーバが、前記推進剤を使用して、凝固剤薬を前記排出開口部に定圧で供給するように協働する、凝固剤搬送システム。 - 前記凝固剤搬送システムが、前記推進剤を有する推進剤源を受容するために前記フレームに取り付けられているソケットを備えており、
前記弁が、前記ソケットと前記排出開口部との間において前記通路と連通している定圧デバイスを備えている、請求項1に記載の凝固剤搬送システム。 - 前記定圧デバイスが、定圧のレベルを調整するために、ユーザによって調整可能とされる、請求項2に記載の凝固剤搬送システム。
- 前記定圧デバイスが、一定の圧力に設定される、請求項2に記載の凝固剤搬送システム。
- 前記定圧デバイスが、バネによって駆動される、請求項2に記載の凝固剤搬送システム。
- 前記定圧デバイスが、定圧弁を備えており、
前記定圧弁が、
ハウジングと、
チャンバを形成するように前記ハウジングに取り付けられているダイヤフラムと、
前記チャンバを外部環境に向けて開口するための通気口と、
前記ダイヤフラムを押圧するように前記チャンバに位置決めされている第1の付勢要素と、
前記第1の付勢要素の反対側において前記ダイヤフラムに接続されていると共に、前記通路に位置決めされている弁ステムと、
前記フレームに取り付けられていると共に、前記弁ステムを受容するように前記通路に位置決めされている弁シートと、
前記弁シートと係合するように前記弁ステムを押すように構成されている第2の付勢要素と、
を備えている、請求項5に記載の凝固剤搬送システム。 - 前記定圧デバイスが、電子制御される、請求項2に記載の凝固剤搬送システム。
- 前記定圧デバイスが、
前記凝固剤リザーバに配置された圧力センサと、
前記定圧デバイスを具備する電子駆動弁と、
前記凝固剤リザーバの圧力を前記定圧に維持するように前記電子駆動弁を選択的に開くために、前記圧力センサ及び前記電子駆動弁に電子的に接続されているコントローラと、
を備えている、請求項7に記載の凝固剤搬送システム。 - 前記定圧デバイスが、可変制限デバイスを備えている、請求項2に記載の凝固剤搬送システム。
- 前記可変制限デバイスが、膨張可能なバルーンを備えている、請求項9に記載の凝固剤搬送システム。
- 前記可変制限デバイスが、膨張可能な前記バルーンによって押圧される可撓性チューブを備えている、請求項10に記載の凝固剤搬送システム。
- 前記定圧デバイスが、前記通路の外側において前記推進剤源を膨張可能な前記バルーンに接続している膨張導管を備えている、請求項10に記載の凝固剤搬送システム。
- 前記定圧デバイスが、前記通路の外部において前記凝固剤リザーバの内部に流体結合されている、請求項2に記載の凝固剤搬送システム。
- 前記定圧デバイスが、開放弁を備えている、請求項13に記載の凝固剤搬送システム。
- 前記推進剤源が、CO2カートリッジを備えている、請求項2に記載の凝固剤搬送システム。
- 前記凝固剤搬送システムが、前記推進剤源からの推進剤の流れを制御するために、前記アクチュエータに接続されている推進剤弁を備えている、請求項2に記載の凝固剤搬送システム。
- 前記凝固剤搬送システムが、推進剤の流れと前記凝固剤搬送システムからの前記凝固剤薬の流れとを制御するための排出弁を備えており、
前記排出弁が、
前記排出開口部に流体結合されているオリフィスと、
前記排出弁を選択的に開くために、前記アクチュエータに接続されているニードルと、
を備えている、請求項16に記載の凝固剤搬送システム。 - 前記凝固剤リザーバが、所定の体積の凝固剤と所定の体積の推進剤とを含んでおり、
前記弁が、凝固剤と推進剤とを同時に、前記凝固剤リザーバから前記通路に直接放出するように構成されている、請求項1に記載の凝固剤搬送システム。 - 前記凝固剤と前記推進剤とが、エアロゾルを形成する、請求項18に記載の凝固剤搬送システム。
- 前記凝固剤搬送システムが、凝固剤を組織領域に搬送するために前記排出開口部と結合可能とされるカテーテルを備えている、請求項1に記載の凝固剤搬送システム。
- 凝固剤を搬送するための方法であって、
搬送カテーテルを組織領域に挿入するステップと、
凝固剤リザーバを有する凝固剤搬送システムを前記搬送カテーテルに結合するステップと、
前記凝固剤を押し出すために推進剤を放出するように弁を動作させるステップと、
前記推進剤及び前記凝固剤を前記搬送カテーテルに定圧で搬送するステップと、
を備えている、方法。 - 前記弁が、定圧弁を備えており、
前記推進剤及び前記凝固剤を前記搬送カテーテルに定圧で搬送する前記ステップが、バネ駆動式ダイヤフラムを具備する前記弁を介して前記推進剤の流れを調整することを備えている、請求項21に記載の方法。 - 前記弁が、電子駆動弁を備えており、
前記推進剤及び前記凝固剤を前記搬送カテーテルに定圧で搬送する前記ステップが、コントローラによって前記弁の開度を調節することを備えている、請求項21に記載の方法。 - 前記弁が、前記凝固剤リザーバに通気弁を備えており、
前記推進剤及び前記凝固剤を前記搬送カテーテルに定圧で搬送する前記ステップが、ホワイトアウト条件が発生する限界圧力において前記凝固剤リザーバの内部の推進剤を放出するステップを含む、請求項21に記載の方法。 - 前記弁が、可変限定弁を備えており、
前記推進剤及び前記凝固剤を前記搬送カテーテルに定圧で搬送する前記ステップが、前記弁の内部における制限部の大きさを変更することを備えている、請求項21に記載の方法。 - 前記可変限定弁が、
前記推進剤が流通する可撓性チューブと、
前記可撓性チューブを選択的につぶすために推進剤源に接続されている膨張可能な袋と、
を備えている、請求項25に記載の方法。 - 前記可変限定弁が、
電子制御弁と、
前記電子制御弁を通過する流路を選択的に調整するためのコントローラと、
を備えている、請求項25に記載の方法。 - 前記弁が、噴射弁を備えており、
前記推進剤及び前記凝固剤を前記搬送カテーテルに定圧で搬送する前記ステップが、前記凝固剤リザーバを形成している加圧されたキャニスタから推進剤及び前記凝固剤を同時に放出するために前記噴射弁を開くことを備えている、請求項21に記載の方法。 - 前記推進剤及び前記凝固剤が、前記噴射弁によってエアロゾル化される、請求項28に記載の方法。
- 前記方法が、ニードル弁によって前記搬送カテーテルに進入する凝固剤の体積を制御するステップを備えている、請求項21に記載の方法。
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CN85108663A (zh) * | 1985-11-26 | 1987-06-03 | 灌输系统公司 | 加压流体分配器 |
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CA2061840A1 (en) * | 1991-03-11 | 1992-09-12 | D. William Medlock | Pressure compensated hvlp spray gun |
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WO2006061883A1 (ja) * | 2004-12-07 | 2006-06-15 | Nakanishi Inc. | バイオポリマー粉体のゲル状化噴射装置 |
EP2608829A4 (en) * | 2010-08-23 | 2015-11-18 | Darren Rubin | SYSTEMS AND METHODS FOR AEROSOL SUPPLY WITH AIRFLOW REGULATION |
WO2012085937A1 (en) * | 2010-12-21 | 2012-06-28 | Sun Pharma Advanced Research Company Ltd. | Device suitable for dispensing liquid medicament |
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