JP6989595B2 - シリンジ保持要素を有する圧力ジャケット - Google Patents
シリンジ保持要素を有する圧力ジャケット Download PDFInfo
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- JP6989595B2 JP6989595B2 JP2019514789A JP2019514789A JP6989595B2 JP 6989595 B2 JP6989595 B2 JP 6989595B2 JP 2019514789 A JP2019514789 A JP 2019514789A JP 2019514789 A JP2019514789 A JP 2019514789A JP 6989595 B2 JP6989595 B2 JP 6989595B2
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- JP
- Japan
- Prior art keywords
- syringe
- pressure jacket
- side wall
- pressure
- holding element
- Prior art date
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/142—Pressure infusion, e.g. using pumps
- A61M5/145—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons
- A61M5/1452—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons pressurised by means of pistons
- A61M5/14546—Front-loading type injectors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/007—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests for contrast media
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/142—Pressure infusion, e.g. using pumps
- A61M5/145—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons
- A61M5/1452—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons pressurised by means of pistons
- A61M5/14546—Front-loading type injectors
- A61M2005/14553—Front-loading type injectors comprising a pressure jacket
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- Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Description
本出願は、2016年9月16日に出願された米国仮特許出願第62/395,684号に優先権を主張し、その開示はその全体が参照により本明細書に組み込まれる。
12 インジェクタヘッド
13 支持構造
14 インジェクタハウジング
16 圧力ジャケット
16A 第1の部分
16B 第2の部分
18 遠位端部
19 ピストン
20 シリンジ受容開口部
22 近位端部
23 長手方向軸
24 圧力ジャケット側壁
25 係合要素
26 貫通孔
28 内面
30 シリンジ
32 第1のバルク流体供給源
34 第2のバルク流体供給源、遠位端部
35 流体経路セット
36 近位端部
38 可撓性側壁、シリンジ側壁
40 閉鎖端部壁
42 排出首部
44 押さえブラケット
50 半径方向フランジ
52 近位面
60 シリンジ保持要素
60A 第1の部分
60B 第2の部分
62 膨張ポケット
70 作動機構
72 ロッド
74 付勢部材
76 伸縮可能なフィンガ
78 ポケット
80 第1の傾斜面
82 第2の傾斜面
84 保持リップ
86 ばね
88 第1の端部
90 ポケット
92 第2の端部
94 ダボ
96 コイル
98 ラベル
100 突起
102 本体
106 こぶ
108 バンド
110 空隙
111 らせん状部材
112 圧縮性リング
113 巻き部
114 第2の傾斜面
115 第3の傾斜面
116 リップシール
117 第4の傾斜面
118 凹部
120 スリーブ
122 溝
124 本体
126 案内機構
128A 第1の傾斜路
128B 第2の傾斜路
130 旋回点
Claims (10)
- 流体インジェクタのインジェクタヘッドに取り外し可能に接続するように構成された圧力ジャケットであって、前記圧力ジャケットが、
開放遠位端部と、開放近位端部と、長手方向軸に沿って前記開放遠位端部と前記開放近位端部との間に延出する貫通孔を画定する円筒形の側壁であって、前記貫通孔がシリンジの少なくとも一部分を受容するように構成された、円筒形の側壁と、
少なくとも部分的に前記貫通孔内に配置された少なくとも1つのシリンジ保持要素と、
を備え、
少なくとも1つの前記シリンジ保持要素は、前記圧力ジャケットの側壁の内面に半径方向外側に陥凹した膨張ポケットのうちの少なくとも1つと、前記圧力ジャケットの側壁の内面から半径方向内側に突出する少なくとも1つの突起と、を備え、
少なくとも1つの前記シリンジ保持要素は、前記圧力ジャケットの側壁の内面と前記シリンジの圧力膨張した円筒形の側壁との間の摩擦力を増強することにより、前記シリンジからの流体の加圧送達中に前記シリンジの円筒形の側壁の少なくとも一部分と係合して前記圧力ジャケットに対する前記シリンジの遠位方向への移動を防止または制限するように構成されていることを特徴とする圧力ジャケット。 - 少なくとも1つの前記シリンジ保持要素が、前記圧力ジャケットの前記側壁の内面に半径方向外側に陥凹した少なくとも1つの膨張ポケットを備えていることを特徴とする、請求項1に記載の圧力ジャケット。
- 少なくとも1つの前記膨張ポケットの容積は、前記シリンジからの流体の前記加圧送達中に前記シリンジの側壁の塑性降伏が所定の閾値圧力を超えるのを防止するように選択されることを特徴とする、請求項2に記載の圧力ジャケット。
- 少なくとも1つの前記膨張ポケットの容積は、前記シリンジからの流体の前記加圧送達中に少なくとも1つの前記膨張ポケット内への前記シリンジの側壁の少なくとも一部分の半径方向膨張による所定の軸方向抑制力を維持するように選択されることを特徴とする、請求項2または3に記載の圧力ジャケット。
- 少なくとも1つの前記膨張ポケットが、前記圧力ジャケットの内側側壁の円周で周方向に連続しているかまたは不連続であることを特徴とする、請求項2または3に記載の圧力ジャケット。
- 少なくとも1つの前記膨張ポケットが、互いに軸方向にオフセットした複数の膨張ポケットであることを特徴とする、請求項2または3に記載の圧力ジャケット。
- 少なくとも1つの前記膨張ポケットがらせん状であることを特徴とする、請求項2または3に記載の圧力ジャケット。
- 少なくとも1つの前記シリンジ保持要素が、前記圧力ジャケットの前記側壁の内面から半径方向内側に突出する少なくとも1つの突起を備えていることを特徴とする、請求項1に記載の圧力ジャケット。
- 少なくとも1つの前記突起は、前記圧力ジャケットの前記側壁の前記内面の円周で周方向に連続しているかまたは不連続であることを特徴とする、請求項8に記載の圧力ジャケット。
- 患者に流体を送達するための流体インジェクタであって、前記流体インジェクタは、
少なくとも1つのインジェクタヘッドと、
少なくとも1つの前記インジェクタヘッドに取り外し可能に接続された少なくとも1つの圧力ジャケットであって、開放遠位端部と、開放近位端部と、長手方向軸に沿って前記開放遠位端部と前記開放近位端部との間に延出する貫通孔を画定する側壁であって、前記貫通孔がシリンジの円筒形の側壁の少なくとも一部分を受容するように構成されている、側壁と、少なくとも部分的に前記貫通孔内に配置された少なくとも1つのシリンジ保持要素とを有する少なくとも1つの圧力ジャケットと、
を備え、
少なくとも1つの前記シリンジ保持要素は、前記圧力ジャケットの側壁の内面に半径方向外側に陥凹した膨張ポケットのうちの少なくとも1つと、前記圧力ジャケットの側壁の内面から半径方向内側に突出する少なくとも1つの突起と、を備え、
少なくとも1つの前記シリンジ保持要素は、前記圧力ジャケットの側壁の内面と前記シリンジの圧力膨張した円筒形の側壁との間の摩擦力を増強することにより、前記シリンジからの流体の加圧送達中に前記シリンジの円筒形の側壁の少なくとも一部分と係合して前記少なくとも1つの圧力ジャケットに対する前記シリンジの遠位方向への移動を防止または制限するように構成されていることを特徴とする流体インジェクタ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201662395684P | 2016-09-16 | 2016-09-16 | |
US62/395,684 | 2016-09-16 | ||
PCT/US2017/051473 WO2018053074A1 (en) | 2016-09-16 | 2017-09-14 | Pressure jacket having syringe retaining element |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019528893A JP2019528893A (ja) | 2019-10-17 |
JP6989595B2 true JP6989595B2 (ja) | 2022-01-05 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019514789A Active JP6989595B2 (ja) | 2016-09-16 | 2017-09-14 | シリンジ保持要素を有する圧力ジャケット |
Country Status (9)
Country | Link |
---|---|
US (2) | US11389585B2 (ja) |
EP (1) | EP3512581B1 (ja) |
JP (1) | JP6989595B2 (ja) |
CN (1) | CN109689129B (ja) |
AR (1) | AR109649A1 (ja) |
AU (1) | AU2017326271B2 (ja) |
CA (1) | CA3036818C (ja) |
TW (1) | TWI737812B (ja) |
WO (1) | WO2018053074A1 (ja) |
Families Citing this family (12)
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US11058811B2 (en) | 2013-03-15 | 2021-07-13 | Bayer Healthcare Llc | Intelligent and configurable fluid delivery system and methods for its use |
NZ726432A (en) | 2014-04-25 | 2022-07-01 | Bayer Healthcare Llc | Syringe with rolling diaphragm |
TWI737837B (zh) | 2016-10-17 | 2021-09-01 | 美商拜耳保健公司 | 流體控制閥及針筒連接器岐管總成 |
US11207462B2 (en) | 2016-10-17 | 2021-12-28 | Bayer Healthcare Llc | Fluid injector with syringe engagement mechanism |
CN114588394A (zh) | 2016-10-17 | 2022-06-07 | 拜耳医药保健有限公司 | 具有针筒接合机构的流体注射器 |
DK3681561T3 (da) | 2017-09-13 | 2022-01-24 | Bayer Healthcare Llc | Forskydelig sprøjtehætte til separat fyldning og fremføring |
WO2019236367A1 (en) | 2018-06-04 | 2019-12-12 | Bayer Healthcare Llc | Rolling diaphragm syringe with piston engagement portion |
JP7440521B2 (ja) | 2018-09-11 | 2024-02-28 | バイエル・ヘルスケア・エルエルシー | 液注入器システム用シリンジ保持特徴部 |
US11918775B2 (en) | 2019-09-10 | 2024-03-05 | Bayer Healthcare Llc | Pressure jackets and syringe retention features for angiography fluid injectors |
JP2023514704A (ja) | 2020-02-21 | 2023-04-07 | バイエル・ヘルスケア・エルエルシー | 医療用流体のデリバリのための流体経路コネクタ |
BR112022023295A2 (pt) | 2020-06-18 | 2023-01-17 | Bayer Healthcare Llc | Aparelho de suspensão de bolhas de ar em linha para angiografia de trajetória de fluido de injetor |
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2017
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- 2017-09-14 JP JP2019514789A patent/JP6989595B2/ja active Active
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CN109689129B (zh) | 2022-04-19 |
AU2017326271A1 (en) | 2019-03-14 |
WO2018053074A1 (en) | 2018-03-22 |
CA3036818C (en) | 2024-01-09 |
US20190192770A1 (en) | 2019-06-27 |
AR109649A1 (es) | 2019-01-09 |
US11389585B2 (en) | 2022-07-19 |
CN109689129A (zh) | 2019-04-26 |
TW201813679A (zh) | 2018-04-16 |
US20220339350A1 (en) | 2022-10-27 |
JP2019528893A (ja) | 2019-10-17 |
AU2017326271B2 (en) | 2022-09-29 |
EP3512581A1 (en) | 2019-07-24 |
CA3036818A1 (en) | 2018-03-22 |
TWI737812B (zh) | 2021-09-01 |
EP3512581B1 (en) | 2023-10-25 |
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