JP5161308B2 - 針安全装置 - Google Patents
針安全装置 Download PDFInfo
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- JP5161308B2 JP5161308B2 JP2010516606A JP2010516606A JP5161308B2 JP 5161308 B2 JP5161308 B2 JP 5161308B2 JP 2010516606 A JP2010516606 A JP 2010516606A JP 2010516606 A JP2010516606 A JP 2010516606A JP 5161308 B2 JP5161308 B2 JP 5161308B2
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- 230000002093 peripheral effect Effects 0.000 claims description 32
- 239000000463 material Substances 0.000 claims description 25
- 238000001990 intravenous administration Methods 0.000 claims description 14
- 239000013013 elastic material Substances 0.000 claims description 3
- 210000003462 vein Anatomy 0.000 claims description 3
- 230000013011 mating Effects 0.000 claims 1
- 239000007769 metal material Substances 0.000 description 9
- 239000004033 plastic Substances 0.000 description 8
- 238000003466 welding Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 0 CCCC(C)(**C)N=O Chemical compound CCCC(C)(**C)N=O 0.000 description 1
- 206010069803 Injury associated with device Diseases 0.000 description 1
- 208000002193 Pain Diseases 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 238000005137 deposition process Methods 0.000 description 1
- 230000026058 directional locomotion Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- -1 for example Substances 0.000 description 1
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- 230000001012 protector Effects 0.000 description 1
- 229920002725 thermoplastic elastomer Polymers 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
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Classifications
-
- 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
- A61M5/3273—Means for protection against accidental injuries by used needles being axially-extensible, e.g. protective sleeves coaxially slidable on the syringe barrel freely sliding on needle shaft without connection to syringe or needle
-
- 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
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/06—Body-piercing guide needles or the like
- A61M25/0606—"Over-the-needle" catheter assemblies, e.g. I.V. catheters
-
- 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
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/06—Body-piercing guide needles or the like
- A61M25/0612—Devices for protecting the needle; Devices to help insertion of the needle, e.g. wings or holders
-
- 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
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/06—Body-piercing guide needles or the like
- A61M25/0612—Devices for protecting the needle; Devices to help insertion of the needle, e.g. wings or holders
- A61M25/0618—Devices for protecting the needle; Devices to help insertion of the needle, e.g. wings or holders having means for protecting only the distal tip of the needle, e.g. a needle guard
-
- 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
- A61M5/329—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 characterised by features of the needle shaft
-
- 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
- A61M2005/325—Means obstructing the needle passage at distal end of a needle protection sleeve
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Anesthesiology (AREA)
- Veterinary Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Biophysics (AREA)
- Pulmonology (AREA)
- Vascular Medicine (AREA)
- Environmental & Geological Engineering (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Description
12・・・主ボディ
14・・・末端部
16・・・基端部
17・・・カテーテル
18・・・ポート
20・・・ウィング
22・・・チャンバ
24・・・針
26・・・拡大部
28・・・針安全装置
30・・・基部
34・・・第1の顎部
36・・・第2の顎部
38・・・頭部
40・・・頭部
42・・・傾斜端部
44・・・テンションリング
46・・・リンク
48・・・環状突出部
49・・・溝
50・・・ロック肩部
52・・・リセス部
54・・・ロック突出部
56・・・針先端部
58・・・付加的な材料
60・・・リセス部
Claims (17)
- 針(24)を受けるために軸方向に貫通して延びた穴を有した基部(30)と、
前記基部(30)から概ね軸方向に延び、かつ各々がその自由端領域に頭部(38,40)を有する2つの対向した顎部(34,36)であって、前記頭部(38,40)の少なくとも一方が、医療装置のハウジング(10)内に針安全装置(28)を固定するためのロック肩部(50)を形成する、2つの対向した顎部(34,36)と、
前記顎部(34,36)を取り囲む弾性エレメント(44)であって、前記弾性エレメント(44)および前記顎部(34,36)は、前記穴に受けられた前記針(24)が前記針安全装置(28)を完全に貫通して延びるようにするために、前記顎部(34,36)が前記弾性エレメント(44)の復元力に対抗して拡張することができるように構成されている、弾性エレメント(44)と、
を備え、
前記弾性エレメント(44)は、前記基部(30)と、前記頭部(38,40)の少なくとも一方によって形成された前記ロック肩部(50)との間の領域において前記顎部(34,36)を取り囲み、
前記弾性エレメント(44)は、前記顎部(34,36)の軸方向の実質的な部分を覆うことを特徴とする医療装置の針安全装置(28)。 - 前記弾性エレメント(44)の軸方向の寸法は、前記顎部(34,36)の長さの約5分の1から3分の2または4分の3までの範囲にあり、好ましくは、前記顎部(34,36)の長さの約3分の1であることを特徴とする請求項1に記載の医療装置の針安全装置(28)。
- 前記弾性エレメント(44)は、弾性特性を備えた材料もしくは弾性材料で形成されることを特徴とする請求項1または2に記載の医療装置の針安全装置(28)。
- 前記弾性エレメント(44)は、前記顎部(34,36)を完全に取り囲むテンションリング(44)および/または前記顎部(34,36)の一部のみを取り囲むクランプやブラケットを備えることを特徴とする請求項1〜3のいずれかに記載の医療装置の針安全装置(28)。
- 前記顎部(34,36)は、前記基部(30)と前記頭部(38,40)との間の領域において少なくとも1つのリンク(46)によって互いに接続されていることを特徴とする請求項1〜4のいずれかに記載の医療装置の針安全装置(28)。
- 前記リンク(46)は、前記弾性エレメント(44)の領域に配置されることを特徴とする請求項5に記載の医療装置の針安全装置(28)。
- 前記リンク(46)は、前記顎部(34,36)の一方の側のみに設けられることを特徴とする請求項5または6に記載の医療装置の針安全装置(28)。
- 第1のリンクおよび第2のリンクが、前記顎部(34,36)の両側に設けられることを特徴とする請求項5または6に記載の医療装置の針安全装置(28)。
- 前記の各リンク(46)は、前記顎部(34,36)がこのリンク(46)の復元力に対抗して拡張することができるように、ばねのような特性を備えて形成されることを特徴とする請求項5〜8のいずれかに記載の医療装置の針安全装置(28)。
- 前記の各リンク(46)は、湾曲した形状、例えば、「S」または「Z」のような形状、もしくは実質的に直線の形状であることを特徴とする請求項5〜9のいずれかに記載の医療装置の針安全装置(28)。
- 前記基部(30)および前記顎部(34,36)は一体に形成され、好ましくは該顎部(34,36)を接続するリンク(46)も一体に形成されることを特徴とする請求項1〜10のいずれかに記載の医療装置の針安全装置(28)。
- 前記基部、前記顎部および/または該顎部(34,36)を接続するリンク(46)の各々は、異なる材料もしくは材料の組み合わせからなることを特徴とする請求項1〜10のいずれかに記載の医療装置の針安全装置(28)。
- 少なくとも1つの顎部(34)は、該顎部(34)の自由端に傾斜端部(42)を備え、前記傾斜端部(42)は、他方の顎部(36)へ向かって軸方向に対して概ね垂直な方向へと延びることを特徴とする請求項1〜12のいずれかに記載の医療装置の針安全装置(28)。
- 前記傾斜端部(42)の長さは、前記針(24)が前記針安全装置(28)を完全に貫通して延びるときに、前記傾斜端部(42)が前記針(24)に支持され、これにより、前記傾斜端部(42)を備えた前記顎部(34)の前記頭部(38)に位置した前記肩部(50)が、前記ハウジング(10)内に前記針安全装置(28)を固定するように前記医療装置のハウジング(10)と噛み合う程度に前記顎部(34,36)が互いに離間するように選択されることを特徴とする請求項13に記載の針安全装置(28)。
- 内周プロフィール、主外周プロフィールおよび針先端部(56)を有し、さらに、前記針先端部(56)の領域に拡大部(26)を備えた針(24)であって、前記拡大部(26)は、前記主外周プロフィールを少なくとも一方向に増加することによって形成され、前記内周プロフィールは、実質的に変化しない針(24)と、
針先端部(56)を保護するために前記針(24)にスライド可能に配置される請求項1〜14のいずれかに記載の針安全装置(28)と、
を備え、
前記針安全装置(28)は、前記針(24)を受けるために貫通して延びる穴を有した基部(30)を備え、前記穴は、前記針(24)の主外周プロフィールに適合していることを特徴とする静脈内カテーテル器具。 - 前記針安全装置(28)と噛み合うための好ましい環状ロック突出部(54)が、前記静脈内カテーテル器具のカテーテルハブ(10)の内周面に形成されることを特徴とする請求項15に記載の静脈内カテーテル器具。
- 前記環状ロック突出部(54)は、丸い縁部を備えた実質的に矩形のプロフィール、もしくはガウス曲線または半分の正弦曲線とされた丸いプロフィールであることを特徴とする請求項16に記載の静脈内カテーテル器具。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP07013976.1A EP2016963B2 (en) | 2007-07-17 | 2007-07-17 | Needle safety device |
EP07013976.1 | 2007-07-17 | ||
PCT/IB2008/001823 WO2009010847A2 (en) | 2007-07-17 | 2008-07-09 | Needle safety device |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012228680A Division JP5666532B6 (ja) | 2007-07-17 | 2012-10-16 | 針安全装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010533533A JP2010533533A (ja) | 2010-10-28 |
JP5161308B2 true JP5161308B2 (ja) | 2013-03-13 |
Family
ID=38848715
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010516606A Active JP5161308B2 (ja) | 2007-07-17 | 2008-07-09 | 針安全装置 |
Country Status (21)
Country | Link |
---|---|
US (1) | US8337471B2 (ja) |
EP (3) | EP2241346B1 (ja) |
JP (1) | JP5161308B2 (ja) |
KR (1) | KR101554279B1 (ja) |
CN (3) | CN102363057B (ja) |
AR (1) | AR067547A1 (ja) |
AT (1) | ATE484305T1 (ja) |
BR (1) | BRPI0814728B8 (ja) |
CL (1) | CL2008002106A1 (ja) |
CO (1) | CO6260088A2 (ja) |
DE (1) | DE602007009821D1 (ja) |
EA (1) | EA018237B1 (ja) |
ES (3) | ES2391445T3 (ja) |
MX (1) | MX2010000723A (ja) |
MY (1) | MY152198A (ja) |
PE (1) | PE20090456A1 (ja) |
SA (1) | SA08290446B1 (ja) |
TN (1) | TN2010000031A1 (ja) |
UA (1) | UA93969C2 (ja) |
WO (1) | WO2009010847A2 (ja) |
ZA (1) | ZA201000287B (ja) |
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