JP5843912B2 - 注射器ペン針用安全システム - Google Patents
注射器ペン針用安全システム Download PDFInfo
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- JP5843912B2 JP5843912B2 JP2014069474A JP2014069474A JP5843912B2 JP 5843912 B2 JP5843912 B2 JP 5843912B2 JP 2014069474 A JP2014069474 A JP 2014069474A JP 2014069474 A JP2014069474 A JP 2014069474A JP 5843912 B2 JP5843912 B2 JP 5843912B2
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- JP
- Japan
- Prior art keywords
- needle
- shield
- hub
- carrier
- injection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000002347 injection Methods 0.000 claims description 62
- 239000007924 injection Substances 0.000 claims description 62
- KJLPSBMDOIVXSN-UHFFFAOYSA-N 4-[4-[2-[4-(3,4-dicarboxyphenoxy)phenyl]propan-2-yl]phenoxy]phthalic acid Chemical compound C=1C=C(OC=2C=C(C(C(O)=O)=CC=2)C(O)=O)C=CC=1C(C)(C)C(C=C1)=CC=C1OC1=CC=C(C(O)=O)C(C(O)=O)=C1 KJLPSBMDOIVXSN-UHFFFAOYSA-N 0.000 claims description 4
- 230000004913 activation Effects 0.000 claims description 2
- 230000035515 penetration Effects 0.000 claims description 2
- 239000003814 drug Substances 0.000 description 6
- 229940079593 drug Drugs 0.000 description 6
- 206010069803 Injury associated with device Diseases 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 208000012266 Needlestick injury Diseases 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 208000032484 Accidental exposure to product Diseases 0.000 description 1
- 208000005176 Hepatitis C Diseases 0.000 description 1
- 208000001132 Osteoporosis Diseases 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- 206010052428 Wound Diseases 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 244000078885 bloodborne pathogen Species 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000000122 growth hormone Substances 0.000 description 1
- 208000002672 hepatitis B Diseases 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000010999 medical injection Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Images
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
- A61M5/178—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
- A61M5/3245—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
- A61M5/3245—Constructional features thereof, e.g. to improve manipulation or functioning
- A61M2005/3254—Shielding of proximal needles, e.g. for pen needles
-
- 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
- A61M5/24—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
-
- 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
- A61M5/34—Constructions for connecting the needle, e.g. to syringe nozzle or needle hub
- A61M5/347—Constructions for connecting the needle, e.g. to syringe nozzle or needle hub rotatable, e.g. bayonet or screw
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (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
Claims (17)
- 注射器ペン針用の非注入端の受動的安全システムであって、
a) 注入端と非注入端を備える針と、
b) ハブと、
c) 前記ハブ内に位置付けられ、前記ハブに対して同軸的に移動、および前記針を固定する針キャリアと、
d) 前記キャリアに対するシールドの軸方向の移動を許容する前記キャリア上の対応要素に係合する移動要素を有するシールドであって、前記移動要素が針の注入端をカバーする位置で前記シールドをロックするために前記キャリアのロック要素に係合するシールドと、
e) 前記針の注入端に向けて前記キャリアから離れる方向にシールドを付勢するシールド復帰バネと、
f) 前記針の注入端に向かう方向に前記ハブから離れる方向に前記キャリアを付勢するキャリア起動バネと、
g) 前記針キャリア上の複数の係合要素と、を備え、
前記ハブの半径方向の側壁の対応する貫通穴又は凹部は、前記係合要素に解放可能に係合し、カートリッジがハブに設置された際に、前記係合要素は、前記貫通穴または凹部から外れるが、前記針キャリアは、前記カートリッジの隔壁への前記針の非注入端の貫通によって適所に保持される、ことを特徴とする安全システム。 - 前記カートリッジは、前記カートリッジを回転させることによって前記ハブ上のねじ接続部に設置されることを特徴とする請求項1に記載のシステム。
- 前記カートリッジが装着される際に、前記針キャリアも回転する、請求項2に記載のシステム。
- 解放可能に前記ハブに前記針キャリアを取り付ける、前記針キャリアの対応する要素に係合する前記ハブのロックダウン要素をさらに備え、前記シールドは、前記針キャリアを前記ハブから解放するために、ロックダウン要素と相互作用する、請求項1に記載のシステム。
- 注射後、および、前記カートリッジが前記ハブから除去された後、前記針キャリアは、前記針を、前記注入端に向けて前記ハブ内に移動させ、前記針キャリアは、前記針の非注入端を安全に遮蔽するために、前記針をハブ内に有効に格納する、ことを特徴とする請求項4に記載のシステム。
- 前記ロックダウン要素は、前記ハブにおいて軸方向に延びる複数のタブを有し、前記ハブの半径方向側の内側は、前記針キャリアの貫通穴と係合し、前記タブが前記シールドと相互作用する際に屈曲して、前記針キャリアを解放する、ことを特徴とする請求項4に記載のシステム。
- 前記複数の軸方向に延びるタブは、3つのタブで構成されている、ことを特徴とする請求項6に記載のシステム。
- 前記シールドの先端は、前記針の非注入端に向かう方向において、その最大移動位置に達したときに内向きにタブを押すように形成されている、ことを特徴とする請求項6に記載のシステム。
- 前記カートリッジは、バイアルであることを特徴とする請求項1に記載のシステム。
- 前記移動要素は、前記シールドのベース上に配置されたボタンを備える、ことを特徴とする請求項1に記載のシステム。
- 注入中に、前記ボタンは、前記針キャリア上の軸線方向トラックと軸線方向リターントラックに係合する、ことを特徴とする請求項10に記載のシステム。
- 前記ボタンは、周方向において、前記軸線方向トラックから前記軸線方向リターントラックに向けて移動する、ことを特徴とする請求項11に記載のシステム。
- 周方向移動の距離が1mm未満である、ことを特徴とする請求項12に記載のシステム。
- 周方向移動の距離は、0.100ミリメートルから0.250ミリメートルの範囲である、ことを特徴とする請求項13に記載のシステム。
- 前記針キャリアは、ロック要素をさらに含み、前記移動要素は、ロック要素に係合して、注射後、前記針の注入端を覆う位置に前記シールドをロックする、ことを特徴とする請求項1に記載のシステム。
- 前記移動要素は、前記シールドのベースに位置するボタンを含み、前記ロック要素は、前記ボタンに係合する戻り止めである、ことを特徴とする請求項15に記載のシステム。
- シールドインサートをさらに有し、前記シールドインサートは、前記シールドに装着され、前記シールドに対して可動であり、注射中に患者の皮膚に押し当てたとき、前記シールドの回転が許容される一方で、前記シールドインサートは静止したままである、ことを特徴とする請求項1に記載のシステム。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/626,236 | 2007-01-23 | ||
US11/626,236 US7540858B2 (en) | 2007-01-23 | 2007-01-23 | Retracting safety pen needle |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008013113A Division JP5517279B2 (ja) | 2007-01-23 | 2008-01-23 | 注射器ペン針用安全システム |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014158934A JP2014158934A (ja) | 2014-09-04 |
JP5843912B2 true JP5843912B2 (ja) | 2016-01-13 |
Family
ID=39203185
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008013113A Active JP5517279B2 (ja) | 2007-01-23 | 2008-01-23 | 注射器ペン針用安全システム |
JP2014069474A Active JP5843912B2 (ja) | 2007-01-23 | 2014-03-28 | 注射器ペン針用安全システム |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008013113A Active JP5517279B2 (ja) | 2007-01-23 | 2008-01-23 | 注射器ペン針用安全システム |
Country Status (5)
Country | Link |
---|---|
US (1) | US7540858B2 (ja) |
EP (1) | EP1949928B1 (ja) |
JP (2) | JP5517279B2 (ja) |
CA (1) | CA2618582C (ja) |
ES (1) | ES2695028T3 (ja) |
Families Citing this family (77)
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JP5517279B2 (ja) | 2014-06-11 |
ES2695028T3 (es) | 2018-12-28 |
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US20080177235A1 (en) | 2008-07-24 |
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