JP5833229B2 - 低コストの単回使用注射器 - Google Patents
低コストの単回使用注射器 Download PDFInfo
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- JP5833229B2 JP5833229B2 JP2014511325A JP2014511325A JP5833229B2 JP 5833229 B2 JP5833229 B2 JP 5833229B2 JP 2014511325 A JP2014511325 A JP 2014511325A JP 2014511325 A JP2014511325 A JP 2014511325A JP 5833229 B2 JP5833229 B2 JP 5833229B2
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- 239000003814 drug Substances 0.000 claims description 110
- 229940079593 drug Drugs 0.000 claims description 105
- 238000002347 injection Methods 0.000 claims description 88
- 239000007924 injection Substances 0.000 claims description 88
- 238000006073 displacement reaction Methods 0.000 claims description 26
- 230000035515 penetration Effects 0.000 claims description 2
- 230000000994 depressogenic effect Effects 0.000 claims 1
- 238000013459 approach Methods 0.000 description 5
- 238000004891 communication Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 206010016275 Fear Diseases 0.000 description 1
- 229940090047 auto-injector Drugs 0.000 description 1
- 238000001647 drug administration Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000011081 inoculation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000012549 training Methods 0.000 description 1
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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
-
- 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
- A61M5/28—Syringe ampoules or carpules, i.e. ampoules or carpules provided with a needle
- A61M5/281—Syringe ampoules or carpules, i.e. ampoules or carpules provided with a needle using emptying means to expel or eject media, e.g. pistons, deformation of the ampoule, or telescoping of the ampoule
- A61M5/282—Syringe ampoules or carpules, i.e. ampoules or carpules provided with a needle using emptying means to expel or eject media, e.g. pistons, deformation of the ampoule, or telescoping of the ampoule by compression of deformable ampoule or carpule wall
-
- 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
- A61M5/28—Syringe ampoules or carpules, i.e. ampoules or carpules provided with a needle
- A61M5/281—Syringe ampoules or carpules, i.e. ampoules or carpules provided with a needle using emptying means to expel or eject media, e.g. pistons, deformation of the ampoule, or telescoping of the ampoule
- A61M5/283—Syringe ampoules or carpules, i.e. ampoules or carpules provided with a needle using emptying means to expel or eject media, e.g. pistons, deformation of the ampoule, or telescoping of the ampoule by telescoping of ampoules or carpules with the syringe body
-
- 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
- A61M5/28—Syringe ampoules or carpules, i.e. ampoules or carpules provided with a needle
- A61M5/285—Syringe ampoules or carpules, i.e. ampoules or carpules provided with a needle with sealing means to be broken or opened
- A61M5/288—Syringe ampoules or carpules, i.e. ampoules or carpules provided with a needle with sealing means to be broken or opened by piercing without internal pressure increase
-
- 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
- A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
- A61M5/3205—Apparatus for removing or disposing of used needles or syringes, e.g. containers; Means for protection against accidental injuries from used needles
- A61M5/321—Means for protection against accidental injuries by used needles
- A61M5/3243—Means for protection against accidental injuries by used needles being axially-extensible, e.g. protective sleeves coaxially slidable on the syringe barrel
- A61M5/326—Fully automatic sleeve extension, i.e. in which triggering of the sleeve does not require a deliberate action by the user
-
- 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
- A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
- A61M5/3205—Apparatus for removing or disposing of used needles or syringes, e.g. containers; Means for protection against accidental injuries from used needles
- A61M5/321—Means for protection against accidental injuries by used needles
- A61M5/3243—Means for protection against accidental injuries by used needles being axially-extensible, e.g. protective sleeves coaxially slidable on the syringe barrel
- A61M5/3271—Means for protection against accidental injuries by used needles being axially-extensible, e.g. protective sleeves coaxially slidable on the syringe barrel with guiding tracks for controlled sliding of needle protective sleeve from needle exposing to needle covering position
-
- 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
- A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
- A61M5/3205—Apparatus for removing or disposing of used needles or syringes, e.g. containers; Means for protection against accidental injuries from used needles
- A61M5/321—Means for protection against accidental injuries by used needles
- A61M5/3243—Means for protection against accidental injuries by used needles being axially-extensible, e.g. protective sleeves coaxially slidable on the syringe barrel
- A61M5/3271—Means for protection against accidental injuries by used needles being axially-extensible, e.g. protective sleeves coaxially slidable on the syringe barrel with guiding tracks for controlled sliding of needle protective sleeve from needle exposing to needle covering position
- A61M5/3272—Means for protection against accidental injuries by used needles being axially-extensible, e.g. protective sleeves coaxially slidable on the syringe barrel with guiding tracks for controlled sliding of needle protective sleeve from needle exposing to needle covering position having projections following labyrinth paths
-
- 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
- A61M5/2455—Ampoule syringes, i.e. syringes with needle for use in combination with replaceable ampoules or carpules, e.g. automatic with sealing means to be broken or opened
- A61M5/2466—Ampoule syringes, i.e. syringes with needle for use in combination with replaceable ampoules or carpules, e.g. automatic with sealing means to be broken or opened by piercing without internal pressure increase
- A61M2005/2474—Ampoule syringes, i.e. syringes with needle for use in combination with replaceable ampoules or carpules, e.g. automatic with sealing means to be broken or opened by piercing without internal pressure increase with movable piercing means, e.g. ampoule remains fixed or steady
-
- 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
- A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
- A61M5/3205—Apparatus for removing or disposing of used needles or syringes, e.g. containers; Means for protection against accidental injuries from used needles
- A61M5/321—Means for protection against accidental injuries by used needles
- A61M5/3243—Means for protection against accidental injuries by used needles being axially-extensible, e.g. protective sleeves coaxially slidable on the syringe barrel
- A61M5/3245—Constructional features thereof, e.g. to improve manipulation or functioning
- A61M2005/3247—Means to impede repositioning of protection sleeve from needle covering to needle uncovering position
-
- 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
- A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
- A61M5/3205—Apparatus for removing or disposing of used needles or syringes, e.g. containers; Means for protection against accidental injuries from used needles
- A61M5/321—Means for protection against accidental injuries by used needles
- A61M5/3243—Means for protection against accidental injuries by used needles being axially-extensible, e.g. protective sleeves coaxially slidable on the syringe barrel
- A61M5/326—Fully automatic sleeve extension, i.e. in which triggering of the sleeve does not require a deliberate action by the user
- A61M2005/3267—Biased sleeves where the needle is uncovered by insertion of the needle into a patient's body
-
- 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
- A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
- A61M5/3287—Accessories for bringing the needle into the body; Automatic needle insertion
-
- 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
- A61M5/46—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 having means for controlling depth of insertion
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hematology (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Environmental & Geological Engineering (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Description
Claims (12)
- 第1の端部を有する安全シールドであり、前記安全シールドの第2の端部に配置された患者の皮膚に接触するための表面、および前記安全シールドから延びるシールドタブを有する安全シールドと、
前記安全シールドに対して摺動可能に配置されたハウジングであり、前記シールドタブと係合して前記安全シールドに対する前記ハウジングの移動を案内する案内溝を含み、前記案内溝は、第1の軸方向部分および第2の軸方向部分、ならびに前記第1の軸方向部分と前記第2の軸方向部分とを接続する実質的に螺線形の部分を有するハウジングと、
前記ハウジングに接続された薬剤容器であり、前記薬剤容器に取り付けられ、前記薬剤容器内に配置された薬剤と連通した針を有し、初期位置から注射位置、後退位置へ前記安全シールドに対して変位可能な薬剤容器と、
前記安全シールドから遠ざかる方向に前記薬剤容器をバイアスするバイアス部材と、
前記薬剤容器に対して摺動可能に配置された前記薬剤容器から前記薬剤を放出するための注射器部材と
を備えることを特徴とする注射装置。 - 前記安全シールドは、患者の皮膚への前記針の貫入を制限する深さ止めを含むことを特徴とする請求項1に記載の注射装置。
- 前記ハウジングは、前記案内溝の前記第1の軸方向部分に配置された片持ち梁式の上方の可撓性アーム、および前記案内溝の前記第2の軸方向部分に配置された片持ち梁式の下方の可撓性アームを備え、
前記シールドタブが前記可撓性アームの対応するそれぞれの自由端を通過した後に、前記可撓性アームは、前記案内溝の対応する前記軸方向部分に沿った前記シールドタブの逆方向の変位を防ぐ
ことを特徴とする請求項1に記載の注射装置。 - 前記上方の可撓性アームは、前記上方の可撓性アームの前記自由端に傾斜部を備え、
前記シールドタブが前記傾斜部を通過するときに、前記シールドタブは、前記上ロックアームの前記自由端を半径方向に変位させ、
前記シールドタブが前記傾斜部を通過した後に、前記自由端ははね戻って、前記案内する溝の前記螺線形の部分の一部を形成する
ことを特徴とする請求項3に記載の注射装置。 - 前記下方の可撓性アームは、前記下方の可撓性アームの自由端に傾斜部を備え、
前記バイアス部材が、前記後退位置への前記薬剤容器の前記変位を完了させるときに、前記シールドタブは、前記案内する溝の前記第2の軸方向部分内を移動し、前記傾斜部を通過して、前記下ロックアームの前記自由端を半径方向に変位させ、
前記シールドタブが前記傾斜フックを通過した後に、前記下ロックアームの前記自由端ははね戻って、前記安全シールドに対する前記ハウジングの変位を防ぐ
ことを特徴とする請求項3に記載の注射装置。 - 前記針が所定の注射深さに到達すると、前記シールドタブは、前記案内溝の前記実質的に螺線形の部分と係合し、
続いて前記注射器部材が解放されると、前記バイアス部材が、前記ハウジングおよび前記薬剤容器を前記安全シールドから遠ざかる方向に変位させるときに、前記ハウジングは、前記案内溝の前記実質的に螺線形の部分内での前記シールドタブの前記係合によって回転する
ことを特徴とする請求項1に記載の注射装置。 - 前記薬剤容器は、固定された状態で前記ハウジングに接続されており、
前記ハウジングは内壁および外壁を含み、
前記バイアス部材は前記内壁と前記外壁の間に配置されており、
前記薬剤容器は、前記内壁の半径方向内側に配置されている
ことを特徴とする請求項1に記載の注射装置。 - 前記薬剤容器は柔軟なブリスタを備え、
前記注射器部材は、前記柔軟なブリスタと軸方向に整列した内部スロットを有する注射器ボタンを備え、
前記注射器ボタンが押し下げられたときに、前記内部スロットの壁は前記柔軟なブリスタを圧縮して、前記薬剤容器から前記薬剤を放出する
ことを特徴とする請求項7に記載の注射装置。 - 前記注射器部材と前記内壁のうちの一方は半径方向の突起を有し、前記注射器部材と前記内壁のうちの残った一方は、前記半径方向の突起を選択的に保持する一対の溝を有し、前記一対の溝は、前記一対の溝を通過して前記注射器部材が近位方向に平行移動することを防ぎ、
前記一対の溝のうちの第1の溝は初期状態に対応し、前記一対の溝のうちの残った方の溝は注射後の状態に対応する
ことを特徴とする請求項7に記載の注射装置。 - 前記薬剤容器は、前記ハウジングおよび前記安全シールドに摺動可能に接続されており、
前記注射器部材は、プランジャおよび前記プランジャの第1の端部に配置されたストッパを備え、前記ハウジングは、前記第1の端部の反対側の前記プランジャの第2の端部に接触し、
前記薬剤容器および前記安全シールドに対する前記ハウジングの変位は、前記薬剤容器から前記薬剤を放出する
ことを特徴とする請求項3に記載の注射装置。 - 前記薬剤容器から薬剤を放出するための前記ハウジングの行程の終わりに、
前記シールド上に配置されたシールドタブは、前記案内溝の前記実質的に螺線形の部分と係合し、
前記ハウジングが解放されると、前記バイアス部材は、前記薬剤容器および前記ハウジングを前記安全シールドから遠ざかる方向に変位させ、前記実質的に螺線形の部分内での前記シールドタブの前記係合によって、前記ハウジングを回転させる
ことを特徴とする請求項10に記載の注射装置。 - 前記上方の可撓性アームは、前記薬剤容器に対する前記ハウジングおよび前記プランジャの変位を選択的に防ぐロック突起を備え、
前記上方の可撓性アームと前記安全シールドのうちの一方はロック解除傾斜部を備え、前記上方の可撓性アームと前記安全シールドのうちの残った一方は半径方向の突起を備え、
前記薬剤容器を、前記初期位置から、前記針が前記安全シールドよりも先に延びる前記注射位置に変位させると、前記ロック解除傾斜部は、前記半径方向の突起に接触して、前記上方の可撓性アームの自由端を半径方向に変位させて、前記薬剤容器に対する前記ハウジングの移動を可能にする
ことを特徴とする請求項10に記載の注射装置。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/US2011/000876 WO2012158135A1 (en) | 2011-05-18 | 2011-05-18 | Single-use injector of low cost |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015140718A Division JP6080914B2 (ja) | 2015-07-14 | 2015-07-14 | 低コストの単回使用注射器 |
JP2015140717A Division JP6118848B2 (ja) | 2015-07-14 | 2015-07-14 | 低コストの単回使用注射器 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014516687A JP2014516687A (ja) | 2014-07-17 |
JP5833229B2 true JP5833229B2 (ja) | 2015-12-16 |
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Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014511325A Active JP5833229B2 (ja) | 2011-05-18 | 2011-05-18 | 低コストの単回使用注射器 |
Country Status (10)
Country | Link |
---|---|
US (1) | US9656027B2 (ja) |
EP (2) | EP2709694B1 (ja) |
JP (1) | JP5833229B2 (ja) |
CN (2) | CN103619381B (ja) |
BR (1) | BR112013029579B1 (ja) |
CA (4) | CA2978588C (ja) |
DK (2) | DK2942072T3 (ja) |
ES (2) | ES2674180T3 (ja) |
MX (4) | MX370263B (ja) |
WO (1) | WO2012158135A1 (ja) |
Families Citing this family (45)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
LT3184136T (lt) | 2010-03-25 | 2021-10-11 | New Injection Systems Ltd | Injektorius |
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CN106039478B (zh) | 2019-08-13 |
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BR112013029579A2 (pt) | 2016-12-06 |
CA2978588C (en) | 2019-12-31 |
EP2942072B1 (en) | 2018-11-28 |
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