JP7383381B2 - 注入器とのシリンジ係合のためのシステムおよび方法 - Google Patents
注入器とのシリンジ係合のためのシステムおよび方法 Download PDFInfo
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- General Health & Medical Sciences (AREA)
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Description
本出願は、2018年1月31日に出願された米国仮特許出願第62/624,384号明細書の優先権を主張し、その開示の全ては本明細書に組み込まれる。
12 シリンジ
14、70 ハウジング
15 縦軸
16 シリンジポート
17 流体経路セット
18 バレル
19 側壁
20 近位端
21 外面
22 ノズル
23 内面
24 遠位端
25 内部容積
26 プランジャ
30 挿入セクション
32、32a~c シリンジ保持部材
35 係止機構
36 ドリップフランジ
38a~c ベース面
40a~c 側面
42a 案内表面
44、108 頂点
46、120、150 上面
48 陥凹
49 補強リブ
72 カバープレート(フェースプレート)
73 (中央)開口
74 印
76 係止リング
78 ベースプレート
80 ファスナ
80a ボルト
80b ナット
82 バーコードリーダシステム
84 識別タグ
84、86 センサ
88 付勢機構
90 バネ
92 ストップ
94 タブ
96 センサピックアップ
100 接続インターフェース
102 第1陥凹
104 第1案内部材
106a、106b 案内ランプ
110 面取り
111、144a 内側側壁
114 第2陥凹
116 第2案内部材
118 停止表面
122 ランプ表面
122a、122b 個々の部分
124、126 安全キャッチ
130 傾斜部分
132、146 底面
140 ガード
142 クレードル
144b 外側側壁
148 端面
152 構成要素
F 流体
Claims (20)
- 医療用流体注入器であって、
注入器ハウジングと、
シリンジの近位部分を受容するための前記注入器ハウジング内の少なくとも1つのシリンジポートと、
前記シリンジの少なくとも1つのシリンジ保持部材を解放可能に係合することによって前記少なくとも1つのシリンジポート内の前記シリンジを解放可能に係止するために前記少なくとも1つのシリンジポートに関連付けられた係止機構と、
を備え、前記係止機構は、
第1係止位置と、前記シリンジの挿入および前記係止機構からの取り外しのための第2挿入/取り外し位置との間で回転可能な係止リングと、
前記係止リングを前記第1係止位置で付勢するための、付勢機構と、
前記係止リング上の少なくとも1つの第2案内部材であって、前記少なくとも1つの第2案内部材は、前記シリンジが前記少なくとも1つのシリンジポートに挿入される際に前記第1係止位置から前記第2挿入/取り外し位置まで前記係止リングを回転させるために前記シリンジの前記少なくとも1つのシリンジ保持部材と相互作用するように構成された、ランプ表面を有する、前記少なくとも1つの第2案内部材と、
前記ランプ表面の遠位端における上面であって、前記上面は、それぞれが前記上面から遠位に突出し、互いに前記上面に沿って離間している第1キャッチと第2キャッチとを有する、上面と、を備え、
前記第2キャッチは、前記ランプに向かう方向に角度付けられた傾斜部分を有する、医療用流体注入器。 - 前記係止リング上の前記少なくとも1つの第2案内部材は、前記シリンジが前記係止機構内で回転したときに前記第1係止位置から前記第2挿入/取り外し位置に前記係止リングを回転させるために、前記シリンジの前記少なくとも1つのシリンジ保持部材と相互作用する、請求項1に記載の医療用流体注入器。
- 前記少なくとも1つの第2案内部材の前記ランプ表面は、前記シリンジの前記少なくとも1つのシリンジ保持部材と相互作用し、前記係止リングが前記第1係止位置から回転して前記第2挿入/取り外し位置になったときに前記シリンジを軸方向に排出させる、請求項2に記載の医療用流体注入器。
- 前記係止リングは、前記ランプ表面の近位端から前記係止リングの遠位面まで少なくとも部分的に延在する停止表面をさらに備え、前記停止表面は、前記シリンジが前記係止機構内で係止されたときに、前記係止機構に対する前記シリンジの回転を防止する、請求項1から3のいずれか一項に記載の医療用流体注入器。
- 前記少なくとも1つのシリンジポートは、複数の陥凹を有する側壁と、前記側壁から径方向内向きに延在して前記複数の陥凹の各隣接する陥凹の間に位置する少なくとも1つの第1案内部材と、をさらに備える、請求項1から4のいずれか一項に記載の医療用流体注入器。
- 前記少なくとも1つの第1案内部材は、前記少なくとも1つのシリンジ保持部材を前記係止リングとの自己配向アライメントに向けて案内するための1つ以上の案内表面を備える、請求項5に記載の医療用流体注入器。
- 前記少なくとも1つの第1案内部材は、第1案内ランプおよび第2案内ランプを備え、前記第1案内ランプおよび前記第2案内ランプは、前記少なくとも1つの第1案内部材のそれぞれの側の第1の隣接する陥凹および第2の隣接する陥凹にそれぞれ向かって傾斜している、請求項5または6に記載の医療用流体注入器。
- 前記少なくとも1つの第1案内部材は、前記係止機構内で係止されたときに前記シリンジの遠位への移動を防止するために、前記シリンジが前記係止機構内で係止されたときにベース面に対して前記少なくとも1つのシリンジ保持部材に当接するための近位面を有する、請求項5から7のいずれか一項に記載の医療用流体注入器。
- 前記付勢機構はバネである、請求項1から8のいずれか一項に記載の医療用流体注入器。
- 前記係止機構は、少なくとも1つのセンサをさらに備え、前記少なくとも1つのセンサは、前記少なくとも1つのセンサに対する前記係止リング上のセンサピックアップの配向に基づいて前記係止リングの角度位置を検出するように構成されている、請求項1から9のいずれか一項に記載の医療用流体注入器。
- 前記少なくとも1つのセンサは、光センサ、ホール効果センサ、またはこれらの組み合わせである、請求項10に記載の医療用流体注入器。
- 前記センサピックアップは磁石である、請求項10または11に記載の医療用流体注入器。
- 前記少なくとも1つのシリンジポートは、前記シリンジの前記近位部分にある少なくとも1つの識別タグを読み取るためのバーコードリーダシステムを備える、請求項1から12のいずれか一項に記載の医療用流体注入器。
- シリンジを受容するための少なくとも1つのシリンジポートを有する注入器ハウジングを備える流体注入器であって、前記注入器ハウジングは、
前記少なくとも1つのシリンジポート内で前記シリンジを固定するための、前記少なくとも1つのシリンジポートに関連付けられた係止機構を備え、前記係止機構は、前記少なくとも1つのシリンジポート内で前記シリンジを解放可能に係止するために、前記シリンジの少なくとも1つのシリンジ保持部材を係合するように構成されており、
前記少なくとも1つのシリンジ保持部材は、前記係止機構との自己配向アライメントに向けて前記シリンジを回転的に案内し、前記シリンジの回転時に前記係止機構から前記シリンジを軸方向に排出し、
前記係止機構は、
前記注入器ハウジング内に設けられた係止リングであって、前記係止リングは縦軸の周りでの前記シリンジの回転を伴って第1係止位置と第2挿入/取り外し位置との間で回転可能であり、前記係止リングは、上面であって、前記上面は、それぞれが前記上面から遠位に突出し、互いに前記上面に沿って離間している第1キャッチと第2キャッチとを有する上面を有し、前記第2キャッチは傾斜部分を有する、係止リングを備える、流体注入器。 - 前記係止機構は、さらに、
前記シリンジの近位端を受容するように構成された中央開口を有するハウジングと、
前記第1係止位置で付勢するための付勢機構と、
を備える、請求項14に記載の流体注入器。 - 前記付勢機構はバネである、請求項15に記載の流体注入器。
- 前記係止機構は、少なくとも1つのセンサをさらに備え、前記少なくとも1つのセンサは、前記少なくとも1つのセンサに対する前記係止リング上のセンサピックアップの配向に基づいて前記係止リングの角度位置を検出するように構成されている、請求項14から16のいずれか一項に記載の流体注入器。
- 前記少なくとも1つのセンサは、光センサ、ホール効果センサ、またはこれらの組み合わせである、請求項17に記載の流体注入器。
- 前記少なくとも1つのシリンジポートは、複数の陥凹を有する側壁と、前記複数の陥凹の各隣接する陥凹の間に位置する少なくとも1つの第1案内部材と、をさらに備える、請求項14から18のいずれか一項に記載の流体注入器。
- 前記少なくとも1つの第1案内部材は、前記少なくとも1つのシリンジ保持部材を前記係止リングとの自己配向アライメントに向けて案内するための1つ以上の案内表面を備える、請求項19に記載の流体注入器。
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US11191893B2 (en) | 2021-12-07 |
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