JP2007105483A - 一体とした検体測定用の穿刺器具とストリップ - Google Patents
一体とした検体測定用の穿刺器具とストリップ Download PDFInfo
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- 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
- A61B5/15146—Devices loaded with multiple lancets simultaneously, e.g. for serial firing without reloading, for example by use of stocking means.
- A61B5/15148—Constructional features of stocking means, e.g. strip, roll, disc, cartridge, belt or tube
- A61B5/15157—Geometry of stocking means or arrangement of piercing elements therein
- A61B5/15165—Piercing elements stocked in or on a strip
- A61B5/15167—Characterized by a folded strip
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- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
- A61B5/14507—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue specially adapted for measuring characteristics of body fluids other than blood
- A61B5/1451—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue specially adapted for measuring characteristics of body fluids other than blood for interstitial fluid
- A61B5/14514—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue specially adapted for measuring characteristics of body fluids other than blood for interstitial fluid using means for aiding extraction of interstitial fluid, e.g. microneedles or suction
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
- A61B5/14532—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue for measuring glucose, e.g. by tissue impedance measurement
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
- A61B5/1486—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using enzyme electrodes, e.g. with immobilised oxidase
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- 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
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- 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
- A61B5/150206—Construction or design features not otherwise provided for; manufacturing or production; packages; sterilisation of piercing element, piercing device or sampling device
- A61B5/150213—Venting means
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- 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
- A61B5/150206—Construction or design features not otherwise provided for; manufacturing or production; packages; sterilisation of piercing element, piercing device or sampling device
- A61B5/150274—Manufacture or production processes or steps for blood sampling devices
- A61B5/150282—Manufacture or production processes or steps for blood sampling devices for piercing elements, e.g. blade, lancet, canula, needle
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- 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
- A61B5/150358—Strips for collecting blood, e.g. absorbent
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- 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
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- 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
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- 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
- A61B5/150465—Specific design of proximal end
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- 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
- A61B5/150503—Single-ended needles
- A61B5/150511—Details of construction of shaft
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6846—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
- A61B5/6847—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive mounted on an invasive device
- A61B5/6848—Needles
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- 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
- A61B10/0045—Devices for taking samples of body liquids
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/3209—Incision instruments
- A61B17/32093—Incision instruments for skin incisions
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- 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
- A61B10/0045—Devices for taking samples of body liquids
- A61B2010/008—Interstitial fluid
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
- A61B2562/02—Details of sensors specially adapted for in-vivo measurements
- A61B2562/0295—Strip shaped analyte sensors for apparatus classified in A61B5/145 or A61B5/157
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- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/02028—Determining haemodynamic parameters not otherwise provided for, e.g. cardiac contractility or left ventricular ejection fraction
- A61B5/02035—Determining blood viscosity
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Abstract
【解決手段】本発明は、概略的には患者からの体液の抜き取りに使用する穿刺要素に関する。より詳細には、第1及び第2要素を有する改良した穿刺要素であって、第1要素によって形成された切り口が第2要素によって開いた状態に保持され、体液が表面張力によって穿刺要素に沿って第1及び第2穿刺要素上に引き上げられるように、第1及び第2要素が互いに関連して配置された穿刺要素に関する。
【選択図】なし
Description
Claims (9)
- 鋭利な先端部を有する穿刺要素と、
分離先端部を有し、前記分離先端部が前記鋭利な先端部の近位に配置された分離要素と、
前記穿刺要素の近位部分を前記分離要素の近位部分に連結し、充填路を形成する連結体とを具備した穿刺器具であり、
前記穿刺要素は、穿刺器具を利用者に装着する際、前記分離先端部による穿刺を防止することを特徴とする穿刺器具。 - 前記穿刺要素は、2つの穿刺要素側部により形成された鋭角を有し、
前記2つの穿刺要素側部は、前記鋭利な先端部と一致する頂点に収束し、
前記鋭角は、約10°から約25°の範囲であることを特徴とする請求項1に記載の穿刺器具。 - 前記穿刺要素、前記分離要素、及び前記充填路は、単一の金属シートから形成されることを特徴とする請求項1に記載の穿刺器具。
- 前記充填路は、上方室壁と下方室壁とを有し、
前記上方室壁は、前記下方室壁に対して特定の向きに合わされ、折り曲げ角を形成し、
前記折り曲げ角は、約10°から約30°の範囲であることを特徴とする請求項1に記載の穿刺器具。 - 前記充填路は、上方室壁と下方室壁とを有し、
前記上方室壁は、前記穿刺要素の近位部分に連結され、
前記下方室壁は、前記分離要素の近位部分に連結され、
前記穿刺器具は、前記上方室壁にほぼ平行であって前記鋭利な先端部と重なる平面を有し、
前記分離先端部は、前記上方室壁に近い前記平面の側方に配置されることを特徴とする請求項1に記載の穿刺器具。 - 前記穿刺要素及び前記分離要素間の空間がギャップを形成し、
前記ギャップは、前記分離先端部の近位で寸法が大きくなることを特徴とする請求項1に記載の穿刺器具。 - 前記充填路の近位端部は、センサストリップと一体化されることを特徴とする請求項1に記載の穿刺器具。
- 請求項1による前記穿刺器具と、
前記穿刺器具とともに単一の材料シートから形成され、前記穿刺器具の近位端部がその遠位端部につながる本体と、
前記単一の材料シートを打ち出したものであり、前記穿刺器具の前記近位端部の一部と前記本体の前記遠位端部の一部とに置かれ、前記本体に対する前記穿刺器具の曲げ剛性を強化するリブとを有するセンサストリップ。 - 請求項1の前記穿刺器具を使用した、利用者の皮膚への穿刺方法であって、
前記利用者の皮膚へ前記穿刺器具を装着するステップと、
前記利用者の皮膚を前記鋭利な先端部を使用して穿刺し、損傷部を形成するステップと、
前記穿刺器具が前記利用者の皮膚内への移動を続けながら、前記利用者の皮膚の切断に適した2つの穿刺要素側部を有する前記穿刺要素で、前記利用者の皮膚を切断して前記損傷部を拡張させるステップと、
前記損傷部を広げるのに適合した前記分離要素で前記損傷部を広げるステップと、
体液が前記穿刺器具の遠位端部から前記充填路に流れ、次いで検体測定に使用する作用電極と基準電極に流れることを可能にするステップとを有する方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/251,189 | 2005-10-14 | ||
US11/251,189 US7473264B2 (en) | 2003-03-28 | 2005-10-14 | Integrated lance and strip for analyte measurement |
Publications (2)
Publication Number | Publication Date |
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JP2007105483A true JP2007105483A (ja) | 2007-04-26 |
JP4965964B2 JP4965964B2 (ja) | 2012-07-04 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2006281633A Expired - Fee Related JP4965964B2 (ja) | 2005-10-14 | 2006-10-16 | 一体とした検体測定用の穿刺器具とストリップ |
Country Status (7)
Country | Link |
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US (1) | US7473264B2 (ja) |
EP (1) | EP1774908B1 (ja) |
JP (1) | JP4965964B2 (ja) |
CN (1) | CN1951330B (ja) |
AT (1) | ATE504238T1 (ja) |
DE (1) | DE602006021114D1 (ja) |
HK (1) | HK1103000A1 (ja) |
Cited By (4)
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WO2009116314A1 (ja) * | 2008-03-21 | 2009-09-24 | 日東電工株式会社 | 体液採取用回路基板、その製造方法、その使用方法およびバイオセンサ |
WO2009116313A1 (ja) * | 2008-03-21 | 2009-09-24 | 日東電工株式会社 | 体液採取用回路基板およびバイオセンサ |
JP2011510696A (ja) * | 2008-01-28 | 2011-04-07 | エフ ホフマン−ラ ロッシュ アクチェン ゲゼルシャフト | 迅速な血液の圧出およびサンプリング |
JP2017144096A (ja) * | 2016-02-18 | 2017-08-24 | フェザー安全剃刀株式会社 | 手術用メス |
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JP2017144096A (ja) * | 2016-02-18 | 2017-08-24 | フェザー安全剃刀株式会社 | 手術用メス |
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JP4965964B2 (ja) | 2012-07-04 |
ATE504238T1 (de) | 2011-04-15 |
CN1951330B (zh) | 2012-01-11 |
CN1951330A (zh) | 2007-04-25 |
US7473264B2 (en) | 2009-01-06 |
HK1103000A1 (en) | 2007-12-14 |
US20060030789A1 (en) | 2006-02-09 |
EP1774908B1 (en) | 2011-04-06 |
DE602006021114D1 (de) | 2011-05-19 |
EP1774908A2 (en) | 2007-04-18 |
EP1774908A3 (en) | 2009-05-20 |
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