JP6367247B2 - 医療器具のための投薬機構 - Google Patents
医療器具のための投薬機構 Download PDFInfo
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- JP6367247B2 JP6367247B2 JP2015562209A JP2015562209A JP6367247B2 JP 6367247 B2 JP6367247 B2 JP 6367247B2 JP 2015562209 A JP2015562209 A JP 2015562209A JP 2015562209 A JP2015562209 A JP 2015562209A JP 6367247 B2 JP6367247 B2 JP 6367247B2
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- 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
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
- A61M5/31565—Administration mechanisms, i.e. constructional features, modes of administering a dose
- A61M5/31576—Constructional features or modes of drive mechanisms for piston rods
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- A61M5/178—Syringes
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- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
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- A—HUMAN NECESSITIES
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- A61M15/00—Inhalators
- A61M15/0065—Inhalators with dosage or measuring devices
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- A—HUMAN NECESSITIES
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- A61M5/31—Details
- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
- A61M5/31533—Dosing mechanisms, i.e. setting a dose
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- A—HUMAN NECESSITIES
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- A61M5/31—Details
- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
- A61M5/31533—Dosing mechanisms, i.e. setting a dose
- A61M5/31535—Means improving security or handling thereof, e.g. blocking means, means preventing insufficient dosing, means allowing correction of overset dose
- A61M5/31536—Blocking means to immobilize a selected dose, e.g. to administer equal doses
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- 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
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- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
- A61M5/31533—Dosing mechanisms, i.e. setting a dose
- A61M5/31545—Setting modes for dosing
- A61M5/31548—Mechanically operated dose setting member
- A61M5/31555—Mechanically operated dose setting member by purely axial movement of dose setting member, e.g. during setting or filling of a syringe
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- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
- A61M5/31533—Dosing mechanisms, i.e. setting a dose
- A61M5/31545—Setting modes for dosing
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- A61M5/3156—Mechanically operated dose setting member using volume steps only adjustable in discrete intervals, i.e. individually distinct intervals
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- A—HUMAN NECESSITIES
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- 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
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- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
- A61M5/31565—Administration mechanisms, i.e. constructional features, modes of administering a dose
- A61M5/31566—Means improving security or handling thereof
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- A—HUMAN NECESSITIES
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- 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
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
- A61M5/31565—Administration mechanisms, i.e. constructional features, modes of administering a dose
- A61M5/31576—Constructional features or modes of drive mechanisms for piston rods
- A61M5/31578—Constructional features or modes of drive mechanisms for piston rods based on axial translation, i.e. components directly operatively associated and axially moved with plunger rod
- A61M5/3158—Constructional features or modes of drive mechanisms for piston rods based on axial translation, i.e. components directly operatively associated and axially moved with plunger rod performed by axially moving actuator operated by user, e.g. an injection button
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- 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
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- A61M5/31—Details
- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
- A61M5/31565—Administration mechanisms, i.e. constructional features, modes of administering a dose
- A61M5/31576—Constructional features or modes of drive mechanisms for piston rods
- A61M5/31583—Constructional features or modes of drive mechanisms for piston rods based on rotational translation, i.e. movement of piston rod is caused by relative rotation between the user activated actuator and the piston rod
- A61M5/31585—Constructional features or modes of drive mechanisms for piston rods based on rotational translation, i.e. movement of piston rod is caused by relative rotation between the user activated actuator and the piston rod performed by axially moving actuator, e.g. an injection button
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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
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
- A61M5/31565—Administration mechanisms, i.e. constructional features, modes of administering a dose
- A61M5/3159—Dose expelling manners
- A61M5/31593—Multi-dose, i.e. individually set dose repeatedly administered from the same medicament reservoir
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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
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
- A61M5/31565—Administration mechanisms, i.e. constructional features, modes of administering a dose
- A61M5/3159—Dose expelling manners
- A61M5/31593—Multi-dose, i.e. individually set dose repeatedly administered from the same medicament reservoir
- A61M5/31595—Pre-defined multi-dose administration by repeated overcoming of means blocking the free advancing movement of piston rod, e.g. by tearing or de-blocking
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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
- A61M5/178—Syringes
- A61M5/24—Ampoule syringes, i.e. syringes with needle for use in combination with replaceable ampoules or carpules, e.g. automatic
- A61M2005/2403—Ampoule inserted into the ampoule holder
- A61M2005/2411—Ampoule inserted into the ampoule holder from the front
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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
- A61M5/178—Syringes
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- A61M2005/3125—Details specific display means, e.g. to indicate dose setting
- A61M2005/3126—Specific display means related to dosing
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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
- A61M5/178—Syringes
- A61M5/24—Ampoule syringes, i.e. syringes with needle for use in combination with replaceable ampoules or carpules, e.g. automatic
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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
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
- A61M5/31533—Dosing mechanisms, i.e. setting a dose
- A61M5/31545—Setting modes for dosing
- A61M5/31548—Mechanically operated dose setting member
- A61M5/31556—Accuracy improving means
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Description
2 本体
2a ハーフシェル
2b ハーフシェル
3a 基端
3b 末端
4 カートリッジ収容部
5 係合部
6 プラスチックストッパ
7 押しボタン
8 駆動シャフト
9a 平面部
10a 対角スロット
11a 突起
12a 平面アーム
12b 平面アーム
13 円柱突起
13a 円柱部
14a 駆動歯止め
14b 駆動歯止め
15 駆動ロッド
16a 係合ラム
16b ウェブ
17 プランジャ
18a ラチェット歯
18b ラチェット歯
20 ガイドリブ
21 ドライバ
22 結合要素
23a 支持レール
23b 支持レール
24 ディバイダ
25 開口
26a 抵抗歯止め
26b 抵抗歯止め
27 薬剤カートリッジ
28a 表面
28b 表面
29a 摺動表面
29b 谷の中央
29c 山
29d 係合裏面
30 項目
31 開口
31 表示窓
32a 状態表示
32b 状態表示
33a 基端突起
33b 基端突起
34 表示要素
35a インデント
35b インデント
35c 突起
36 回転式ダイアル
38 結合要素
39 レバー
40 軸接続
41a 突起
41b 突起
42 表示要素
43 開口
45 開口穴
46a インデント
46b インデント
47 駆動ホイール
47a ラチェットホイール
47b ラチェットホイール
47c 中央ギヤホイール、ギヤ歯
48 ドライバ
48a アーム
48b アーム
48c 駆動歯止め
49 回転中心
50 バイアス歯止め
51 排出手段
52 円形ディスク
52a 円形突起
54 歯
55 本体
Claims (25)
- ある投薬量の薬剤を投与するための投薬機構であって、
投与されるある投薬量の薬剤を設定するための投薬設定手段と、
薬剤容器から薬剤を排出するための排出手段と、
前記投薬設定手段および前記排出手段と動作可能に結合された結合手段であって、前記投薬設定手段の変位を、前記排出手段の第1の方向の変位に変換するように構成された結合手段とを備え、
前記結合手段は、第1のラチェットホイールおよび第2のラチェットホイールを備えたラチェット手段を含み、
前記機構は、前記ラチェット手段に面して独立して動作可能な第1および第2の抵抗歯止め手段を含み、前記第1および第2の抵抗歯止め手段は、前記第1および第2のラチェットホイールの外側面と、それぞれ独立して係合し、前記第1の方向と反対の第2の方向における前記排出手段の変位に抵抗するように構成された、投薬機構。 - 前記第1のラチェットホイールは、歯の第1の組を備え、前記第2のラチェットホイールは、歯の第2の組を備え、前記歯の第1の組は、前記第1の抵抗歯止め手段と係合するように構成され、前記歯の第2の組は、前記第2の抵抗歯止め手段と係合するように構成された、請求項1に記載の投薬機構。
- 前記歯の第1の組および前記歯の第2の組の各々における歯の角ピッチは、実質的に等しい、請求項2に記載の投薬機構。
- 前記第1および第2の抵抗歯止め手段および前記第1および第2のラチェットホイールは、前記第1の抵抗歯止め手段が、前記第1のラチェットホイールと係合する場合に、前記第2の抵抗歯止め手段が、前記第2のラチェットホイールと係合しないように構成された、請求項1または2に記載の投薬機構。
- 前記歯の第2の組の係合面は、前記ラチェット手段の前記歯の第1の組の係合面から回転オフセットして配置された、請求項2または請求項2に従属した請求項4に記載の投薬機構。
- 前記歯の第1の組における歯の前記係合面は、前記歯の第2の組の歯から、隣接係合面間の角距離の半分の角オフセットを有する、請求項5に記載の投薬機構。
- 前記第1の抵抗歯止め手段は、前記第2の抵抗歯止め手段からオフセットして配置された、請求項2から4のいずれか一項に記載の投薬機構。
- 前記第1および第2のラチェットホイールは、ともに回転するように回転接続された、請求項1から7のいずれか一項に記載の投薬機構。
- 前記投薬設定手段は、前記排出手段の長軸と実質的に平行な方向に直線変位可能である、請求項1から8のいずれか一項に記載の投薬機構。
- 前記投薬設定手段は、前記排出手段の長軸と実質的に平行な軸の周りに回転変位可能である、請求項1から8のいずれか一項に記載の投薬機構。
- 前記排出手段は、長手部材を備えた、請求項1から10のいずれか一項に記載の投薬機構。
- 前記第1および/または第2の抵抗歯止め手段は、前記機構の本体の一部を備え、前記機構の本体は対向部分を備えた、請求項1から11のいずれか一項に記載の投薬機構。
- 前記第1および第2の抵抗歯止め手段は、前記機構の本体の対向部分上に形成された、請求項12に記載の投薬機構。
- 前記第1および前記第2の抵抗歯止め手段は、実質的に共通の面内に整列した、請求項1から13のいずれか一項に記載の投薬機構。
- 前記第1の抵抗歯止め手段は、前記第2の抵抗歯止め手段に隣接して整列した、請求項1から14のいずれか一項に記載の投薬機構。
- 前記結合手段は、前記ラチェットホイールの回転について前記ラチェット手段内で係合可能な一対の駆動歯止めを備えた駆動手段を備えた、請求項1から15のいずれか一項に記載の投薬機構。
- 前記一対の駆動歯止めは、互いに側方に隣接して整列した、請求項16に記載の投薬機構。
- 前記結合手段はガイドスロットを含み、当該ガイドスロット内には、前記駆動手段上に設けられたフォロアが収容され、前記投薬設定手段の動作に追従して、前記駆動手段が動作するように構成された、請求項16または17に記載の投薬機構。
- 前記ラチェット手段は、前記排出手段上の対応する歯の組と係合可能なギヤホイールを備えた、請求項1から18のいずれか一項に記載の投薬機構。
- 前記第1および第2のラチェットホイールは、前記ギヤホイールのそれぞれの側に配置された、請求項19に記載の投薬機構。
- 前記ギヤホイールの直径は、前記ラチェットホイールの各々の直径未満である、請求項19または20に記載の投薬機構。
- 前記排出手段は、ラム手段を備えた、請求項1から21のいずれか一項に記載の投薬機構。
- 請求項1から22のいずれか一項に記載の投薬機構を備えた、医療器具。
- 請求項1から22のいずれか一項に記載の投薬機構を備えた、注射器。
- 前記注射器は、薬剤容器をさらに備えた、請求項24に記載の注射器。
Applications Claiming Priority (5)
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US61/782,267 | 2013-03-14 | ||
GB1304578.6A GB2511807A (en) | 2013-03-14 | 2013-03-14 | Dispensing mechanism for a medical device |
GB1304578.6 | 2013-03-14 | ||
PCT/EP2014/055132 WO2014140295A1 (en) | 2013-03-14 | 2014-03-14 | Dispensing mechanism for a medical device |
Publications (2)
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JP2016513512A JP2016513512A (ja) | 2016-05-16 |
JP6367247B2 true JP6367247B2 (ja) | 2018-08-01 |
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JP2015562209A Expired - Fee Related JP6367247B2 (ja) | 2013-03-14 | 2014-03-14 | 医療器具のための投薬機構 |
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US (1) | US10179208B2 (ja) |
EP (1) | EP2968789B1 (ja) |
JP (1) | JP6367247B2 (ja) |
CA (1) | CA2906256C (ja) |
GB (1) | GB2511806A (ja) |
IL (1) | IL241314B (ja) |
MX (1) | MX2015012892A (ja) |
WO (4) | WO2014140295A1 (ja) |
Families Citing this family (9)
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US10962322B2 (en) | 2013-12-16 | 2021-03-30 | Ravin Crossbows, Llc | Bow string cam arrangement for a compound bow |
US10082359B2 (en) * | 2013-12-16 | 2018-09-25 | Ravin Crossbows, Llc | Torque control system for cocking a crossbow |
US10254073B2 (en) | 2013-12-16 | 2019-04-09 | Ravin Crossbows, Llc | Crossbow |
US10712118B2 (en) | 2013-12-16 | 2020-07-14 | Ravin Crossbows, Llc | Crossbow |
US10126088B2 (en) | 2013-12-16 | 2018-11-13 | Ravin Crossbows, Llc | Crossbow |
US10077965B2 (en) | 2013-12-16 | 2018-09-18 | Ravin Crossbows, Llc | Cocking system for a crossbow |
US10209026B2 (en) | 2013-12-16 | 2019-02-19 | Ravin Crossbows, Llc | Crossbow with pulleys that rotate around stationary axes |
US10175023B2 (en) | 2013-12-16 | 2019-01-08 | Ravin Crossbows, Llc | Cocking system for a crossbow |
US10254075B2 (en) | 2013-12-16 | 2019-04-09 | Ravin Crossbows, Llc | Reduced length crossbow |
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-
2013
- 2013-03-14 GB GB1304577.8A patent/GB2511806A/en not_active Withdrawn
-
2014
- 2014-03-14 MX MX2015012892A patent/MX2015012892A/es unknown
- 2014-03-14 JP JP2015562209A patent/JP6367247B2/ja not_active Expired - Fee Related
- 2014-03-14 WO PCT/EP2014/055132 patent/WO2014140295A1/en active Application Filing
- 2014-03-14 CA CA2906256A patent/CA2906256C/en not_active Expired - Fee Related
- 2014-03-14 WO PCT/EP2014/055129 patent/WO2014140293A1/en active Application Filing
- 2014-03-14 EP EP14718920.3A patent/EP2968789B1/en active Active
- 2014-03-14 US US14/776,266 patent/US10179208B2/en active Active
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- 2014-03-14 WO PCT/EP2014/055128 patent/WO2014140292A1/en active Application Filing
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2015
- 2015-09-08 IL IL241314A patent/IL241314B/en not_active IP Right Cessation
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US20160045675A1 (en) | 2016-02-18 |
IL241314B (en) | 2019-02-28 |
WO2014140295A1 (en) | 2014-09-18 |
CA2906256A1 (en) | 2014-09-18 |
US10179208B2 (en) | 2019-01-15 |
EP2968789B1 (en) | 2021-07-21 |
GB2511806A (en) | 2014-09-17 |
WO2014140292A1 (en) | 2014-09-18 |
CA2906256C (en) | 2018-10-23 |
WO2014140294A1 (en) | 2014-09-18 |
MX2015012892A (es) | 2016-04-04 |
JP2016513512A (ja) | 2016-05-16 |
IL241314A0 (en) | 2015-11-30 |
WO2014140293A1 (en) | 2014-09-18 |
GB201304577D0 (en) | 2013-05-01 |
EP2968789A1 (en) | 2016-01-20 |
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