JP6332786B2 - 医療用針および穿刺具 - Google Patents
医療用針および穿刺具 Download PDFInfo
- Publication number
- JP6332786B2 JP6332786B2 JP2014026564A JP2014026564A JP6332786B2 JP 6332786 B2 JP6332786 B2 JP 6332786B2 JP 2014026564 A JP2014026564 A JP 2014026564A JP 2014026564 A JP2014026564 A JP 2014026564A JP 6332786 B2 JP6332786 B2 JP 6332786B2
- Authority
- JP
- Japan
- Prior art keywords
- puncture
- medical needle
- pair
- groove portion
- inclined portions
- 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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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/150015—Source of blood
- A61B5/150022—Source of blood for capillary blood or interstitial fluid
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/02—Instruments for taking cell samples or for biopsy
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/150374—Details of piercing elements or protective means for preventing accidental injuries by such piercing elements
- A61B5/150381—Design of piercing elements
- A61B5/150442—Blade-like piercing elements, e.g. blades, cutters, knives, for cutting the skin
- A61B5/15045—Blade-like piercing elements, e.g. blades, cutters, knives, for cutting the skin comprising means for capillary action
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/150374—Details of piercing elements or protective means for preventing accidental injuries by such piercing elements
- A61B5/150381—Design of piercing elements
- A61B5/150442—Blade-like piercing elements, e.g. blades, cutters, knives, for cutting the skin
- A61B5/150458—Specific blade design, e.g. for improved cutting and penetration characteristics
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/150374—Details of piercing elements or protective means for preventing accidental injuries by such piercing elements
- A61B5/150534—Design of protective means for piercing elements for preventing accidental needle sticks, e.g. shields, caps, protectors, axially extensible sleeves, pivotable protective sleeves
- A61B5/150633—Protective sleeves which are axially extensible, e.g. sleeves connected to, or integrated in, the piercing or driving device; pivotable protective sleeves
- A61B5/150641—Protective sleeves which are axially extensible, e.g. sleeves connected to, or integrated in, the piercing or driving device; pivotable protective sleeves comprising means to impede repositioning of protection sleeve from covering to uncovering position
- A61B5/150648—Protective sleeves which are axially extensible, e.g. sleeves connected to, or integrated in, the piercing or driving device; pivotable protective sleeves comprising means to impede repositioning of protection sleeve from covering to uncovering position fully automatically triggered, i.e. the triggering of the protective sleeve does not require a deliberate action by the user such as terminating the contact with the patient's skin
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150977—Arrays of piercing elements for simultaneous piercing
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/151—Devices specially adapted for taking samples of capillary blood, e.g. by lancets, needles or blades
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/151—Devices specially adapted for taking samples of capillary blood, e.g. by lancets, needles or blades
- A61B5/15101—Details
- A61B5/15103—Piercing procedure
- A61B5/15107—Piercing being assisted by a triggering mechanism
- A61B5/15109—Fully automatically triggered, i.e. the triggering does not require a deliberate action by the user, e.g. by contact with the patient's skin
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/151—Devices specially adapted for taking samples of capillary blood, e.g. by lancets, needles or blades
- A61B5/15101—Details
- A61B5/15115—Driving means for propelling the piercing element to pierce the skin, e.g. comprising mechanisms based on shape memory alloys, magnetism, solenoids, piezoelectric effect, biased elements, resilient elements, vacuum or compressed fluids
- A61B5/15117—Driving means for propelling the piercing element to pierce the skin, e.g. comprising mechanisms based on shape memory alloys, magnetism, solenoids, piezoelectric effect, biased elements, resilient elements, vacuum or compressed fluids comprising biased elements, resilient elements or a spring, e.g. a helical spring, leaf spring, or elastic strap
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/151—Devices specially adapted for taking samples of capillary blood, e.g. by lancets, needles or blades
- A61B5/15186—Devices loaded with a single lancet, i.e. a single lancet with or without a casing is loaded into a reusable drive device and then discarded after use; drive devices reloadable for multiple use
- A61B5/15188—Constructional features of reusable driving devices
- A61B5/1519—Constructional features of reusable driving devices comprising driving means, e.g. a spring, for propelling the piercing unit
Description
10 穿刺部
14 側面傾斜部
15 刃先部
16 表面傾斜部
17 溝部
18 貫通孔
20 保持部
100 穿刺具
110 内ケーシング
120 外ケーシング
Claims (6)
- 表裏面が互いに平行な偏平状の穿刺部を備える医療用針であって、
前記穿刺部は、両側面の先端にそれぞれ設けられた一対の側面傾斜部と、表面の先端に設けられた表面傾斜部とを備えており、
一対の前記側面傾斜部および前記表面傾斜部は、先細になるようにそれぞれ穿刺方向に対して傾斜して延びており、一対の前記側面傾斜部の先端が接合して形成される刃先部に、前記表面傾斜部の先端が接合されており、
前記穿刺部の表面には、一対の前記側面傾斜部および前記表面傾斜部の一部を切り欠くようにして単一の溝部が形成されている医療用針。 - 一対の前記側面傾斜部は、前記穿刺部の表裏面と略直交する平面状に形成されている請求項1に記載の医療用針。
- 前記溝部の底面に、前記穿刺部の裏面側に貫通する貫通孔が形成されている請求項1または2に記載の医療用針。
- 前記溝部は、穿刺方向に沿って延びており、底面から表面に向けて幅が広がるように形成されている請求項1から3のいずれかに記載の医療用針。
- 前記穿刺部の後端側に連設された保持部を更に備え、
前記保持部の表面側に、前記溝部に連通される流路が形成されている請求項1から4のいずれかに記載の医療用針。 - 請求項1から5のいずれかに記載の医療用針と、前記医療用針を進出可能に収容するケーシングとを備える穿刺具。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014026564A JP6332786B2 (ja) | 2014-02-14 | 2014-02-14 | 医療用針および穿刺具 |
US15/116,975 US10687747B2 (en) | 2014-02-14 | 2015-02-04 | Medical needle and puncture tool |
PCT/JP2015/053027 WO2015122323A1 (ja) | 2014-02-14 | 2015-02-04 | 医療用針および穿刺具 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014026564A JP6332786B2 (ja) | 2014-02-14 | 2014-02-14 | 医療用針および穿刺具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015150216A JP2015150216A (ja) | 2015-08-24 |
JP6332786B2 true JP6332786B2 (ja) | 2018-05-30 |
Family
ID=53800070
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014026564A Active JP6332786B2 (ja) | 2014-02-14 | 2014-02-14 | 医療用針および穿刺具 |
Country Status (3)
Country | Link |
---|---|
US (1) | US10687747B2 (ja) |
JP (1) | JP6332786B2 (ja) |
WO (1) | WO2015122323A1 (ja) |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0030929D0 (en) * | 2000-12-19 | 2001-01-31 | Inverness Medical Ltd | Analyte measurement |
US7361182B2 (en) | 2003-12-19 | 2008-04-22 | Lightnix, Inc. | Medical lancet |
JPWO2007142098A1 (ja) * | 2006-06-02 | 2009-10-22 | 株式会社旭ポリスライダー | 穿刺針およびそれを有するランセット |
US8852124B2 (en) * | 2006-10-13 | 2014-10-07 | Roche Diagnostics Operations, Inc. | Tape transport lance sampler |
JP5044334B2 (ja) * | 2007-09-06 | 2012-10-10 | 株式会社ニコン | 採液収容装置 |
JP2010017275A (ja) * | 2008-07-09 | 2010-01-28 | Nikon Corp | 金型中子製造方法および金型中子 |
JP5668192B2 (ja) * | 2010-03-10 | 2015-02-12 | 株式会社ライトニックス | 医療用針及び穿刺具 |
EP4245220A3 (en) * | 2010-03-24 | 2023-12-20 | Abbott Diabetes Care, Inc. | Medical device inserters |
US20120238841A1 (en) * | 2010-04-15 | 2012-09-20 | Mark Castle | Sample capture in one step for test strips |
US8920455B2 (en) * | 2011-10-24 | 2014-12-30 | Roche Diagnostics Operations, Inc. | Collecting technique and device to concentrate a blood sample on a test pad |
-
2014
- 2014-02-14 JP JP2014026564A patent/JP6332786B2/ja active Active
-
2015
- 2015-02-04 US US15/116,975 patent/US10687747B2/en active Active
- 2015-02-04 WO PCT/JP2015/053027 patent/WO2015122323A1/ja active Application Filing
Also Published As
Publication number | Publication date |
---|---|
WO2015122323A1 (ja) | 2015-08-20 |
US20170188924A1 (en) | 2017-07-06 |
US10687747B2 (en) | 2020-06-23 |
JP2015150216A (ja) | 2015-08-24 |
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