JP4388597B1 - 皮膚切開器具 - Google Patents
皮膚切開器具 Download PDFInfo
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- 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
- A61B5/157—Devices characterised by integrated means for measuring characteristics of blood
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- A—HUMAN NECESSITIES
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- 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
- A61B5/150053—Details for enhanced collection of blood or interstitial fluid at the sample site, e.g. by applying compression, heat, vibration, ultrasound, suction or vacuum to tissue; for reduction of pain or discomfort; Skin piercing elements, e.g. blades, needles, lancets or canulas, with adjustable piercing speed
- A61B5/150061—Means for enhancing collection
- A61B5/150068—Means for enhancing collection by tissue compression, e.g. with specially designed surface of device contacting the skin area to be pierced
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- A61B5/00—Measuring for diagnostic purposes; Identification of persons
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- 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
- A61B5/150389—Hollow piercing elements, e.g. canulas, needles, for piercing the 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
- A61B5/150007—Details
- A61B5/150374—Details of piercing elements or protective means for preventing accidental injuries by such piercing elements
- A61B5/150381—Design of piercing elements
- A61B5/150412—Pointed piercing elements, e.g. needles, lancets for piercing the skin
- A61B5/150427—Specific tip design, e.g. for improved penetration characteristics
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- 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
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- A—HUMAN NECESSITIES
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- 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
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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
-
- 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
- A61B5/15113—Manually triggered, i.e. the triggering requires a deliberate action by the user such as pressing a drive button
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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
- A61B5/15101—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
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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
- A61B5/41—Detecting, measuring or recording for evaluating the immune or lymphatic systems
- A61B5/411—Detecting or monitoring allergy or intolerance reactions to an allergenic agent or substance
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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
- A61B5/150312—Sterilisation of piercing elements, piercing devices or sampling devices
- A61B5/150335—Sterilisation of piercing elements, piercing devices or sampling devices by radiation
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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
- A61B5/150534—Design of protective means for piercing elements for preventing accidental needle sticks, e.g. shields, caps, protectors, axially extensible sleeves, pivotable protective sleeves
- A61B5/150541—Breakable protectors, e.g. caps, shields or sleeves, i.e. protectors separated destructively, e.g. by breaking a connecting area
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- 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
- A61B5/15058—Joining techniques used for protective means
- A61B5/150618—Integrally moulded protectors, e.g. protectors simultaneously moulded together with a further component, e.g. a hub, of the piercing element
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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
- A61B5/150534—Design of protective means for piercing elements for preventing accidental needle sticks, e.g. shields, caps, protectors, axially extensible sleeves, pivotable protective sleeves
- A61B5/150694—Procedure for removing protection means at the time of piercing
- A61B5/150717—Procedure for removing protection means at the time of piercing manually removed
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Abstract
具体的に、本発明の皮膚切開器具は、ホルダーと、針と、針駆動部と、皮膚伸張部と、読み取り部とを備え、前記針および前記皮膚伸張部は前記ホルダーの一端に設けられ、前記針駆動部は、前記ホルダーの内部に設けられ、前記針駆動部は、前記針を移動させることによって、前記ホルダーの一端に接した皮膚に切開部を形成可能であり、前記皮膚伸張部は、前記切開部の両側の皮膚を、前記切開部から遠ざける方向に伸張可能であり、前記読み取り部は、前記切開部の両端を結ぶ代表線と、前記皮膚伸張部が前記切開部の両側の皮膚を伸張させる方向とがなす角度のうち、小さいほうの角度が、45°以上90°以下となるように、前記皮膚伸張部を前記針の周囲に沿って回転することによって、前記皮膚伸張部を設定し、微小切開部を効率的に開口する。
【選択図】図1
Description
皮膚切開器具であって、
前記皮膚切開器具は、
ホルダー(101)と、
針(102)と、
針駆動部(105)と、
皮膚伸長部(106)と、
読み取り部(109)と
を備え、
前記針(102)および前記皮膚伸長部(106)は前記ホルダー(101)の一端に設けられ、
前記針駆動部(105)は、前記ホルダー(101)の内部に設けられ、
前記針駆動部(105)は、前記針(101)を移動させることによって、前記ホルダー(101)の一端に接した皮膚に線状の切開部(402)を形成可能であり、
前記皮膚伸長部(106)は、第1皮膚伸長部(107a)および第2皮膚伸長部(107b)を具備し、
前記第1皮膚伸長部(107a)および前記第2皮膚伸長部(107b)は、前記針(102)を対称軸とするように前記針(102)の周囲に配置され、
前記第1皮膚伸長部(107a)および前記第2皮膚伸長部(107b)は、前記線状の切開部(402)の両側の皮膚(すなわち、切開部を間に挟む皮膚)を前記線状の切開部(402)から遠ざけ、そして前記線状の切開部(402)を広げる方向に伸長可能であり、
前記第1皮膚伸長部(107a)および前記第2皮膚伸長部(107b)は、前記針(102)を回転軸とするように前記針(102)の周囲で回転可能になっており、
前記読み取り部(109)は、前記線状の切開部(402)の方向を読み取り可能である。
皮膚切開器具によって皮膚を切開する方法であって、
前記皮膚切開器具は、
ホルダー(101)と、
針(102)と、
針駆動部(105)と、
皮膚伸長部(106)と、
読み取り部(109)と
を備え、
前記針(102)および前記皮膚伸長部(106)は前記ホルダー(101)の一端に設けられ、
前記針駆動部(105)は、前記ホルダー(101)の内部に設けられ、
前記針駆動部(105)は、前記針(101)を移動させることによって、前記ホルダー(101)の一端に接した皮膚に線状の切開部(402)を形成可能であり、
前記皮膚伸長部(106)は、第1皮膚伸長部(107a)および第2皮膚伸長部(107b)を具備し、
前記第1皮膚伸長部(107a)および前記第2皮膚伸長部(107b)は、前記針(102)を対称軸とするように前記針(102)の周囲に配置され、
前記第1皮膚伸長部(107a)および前記第2皮膚伸長部(107b)は、前記線状の切開部(402)の両側の皮膚(すなわち、切開部を間に挟む皮膚)を前記線状の切開部(402)から遠ざけ、そして前記線状の切開部(402)を広げる方向に伸長可能であり、
前記第1皮膚伸長部(107a)および前記第2皮膚伸長部(107b)は、前記針(102)を回転軸とするように前記針(102)の周囲で回転可能になっており、
前記読み取り部(109)は、前記線状の切開部(402)の方向を読み取り可能であり、
前記方法は、以下の工程を包含する:
前記針駆動部(105)によって前記針(101)を移動させることによって、前記ホルダー(101)の一端に接した皮膚に線状の切開部(402)を形成する切開部形成工程、
前記読み取り部(109)によって、前記線状の切開部(402)の方向を読み取る読み取り工程、
前記読み取り工程において読み取られた前記線状の切開部(402)の方向に基づいて、前記皮膚伸長部(106)が前記線状の切開部(402)の両側の皮膚を伸長させる方向と、前記切開部(402)の両端を結ぶ代表線(401)とがなす角度のうち、小さい方の角度が45°以上90°以下になるように、前記第1皮膚伸長部(107a)および前記第2皮膚伸長部(107b)を、前記針(102)を回転軸として回転させる回転工程、および
前記第1皮膚伸長部(107a)および前記第2皮膚伸長部(107b)によって、前記線状の切開部(402)の両側の皮膚を、前記線状の切開部(402)から遠ざける(離れる)方向に伸長させる皮膚伸長工程。
前記皮膚切開器具は、さらに演算部および駆動部を具備し、
前記駆動部は、前記第1皮膚伸長部(107a)および前記第2皮膚伸長部(107b)を、前記針(102)を回転軸として回転させ、
前記回転工程において、前記読み取り工程において読み取られた前記線状の切開部(402)の方向に基づいて、前記皮膚伸長部(106)が前記線状の切開部(402)の両側の皮膚を伸長させる方向と、前記切開部(402)の両端を結ぶ代表線(401)とがなす角度のうち、小さい方の角度が45°以上90°以下になるような前記第1皮膚伸長部(107a)および前記第2皮膚伸長部(107b)の配置を前記演算部が算出し、
前記駆動部は、前記演算部の算出結果に基づいて、前記前記第1皮膚伸長部(107a)および前記第2皮膚伸長部(107b)を、前記針(102)を回転軸として回転させることが好ましい。
以下、本発明に係る皮膚切開器具を用いた操作手順について説明する。
11 圧縮ばね
12 ランセット
13 皮膚
14 針
15 円筒形リング
16 コイル足ばね
17 トリガ部材
18 レバー
19 切開部
100 皮膚切開器具
101 ホルダー
102 針
103 刃面
104 支持体
105 針駆動部
106 皮膚伸張部
107a 第一皮膚伸張部
107b 第二皮膚伸張部
109 読み取り部
110 撮像部
111 光源
201 目印
301 軸線
401 代表線
402 切開部
501 皮膚の伸張方向に沿う線
502 伸張角度
503 皮膚に加わる力
601 皮膚
701 切開部
702 ばね
703 連結部
704 起動部
801 血液
901 開口幅
Claims (7)
- 皮膚切開器具であって、
前記皮膚切開器具は、
ホルダーと、
針と、
針駆動部と、
皮膚伸長部と、
読み取り部と
を備え、
前記針および前記皮膚伸長部は前記ホルダーの一端に設けられ、
前記針駆動部は、前記ホルダーの内部に設けられ、
前記針駆動部は、前記針を移動させることによって、前記ホルダーの一端に接した皮膚に線状の切開部を形成可能であり、
前記皮膚伸長部は、第1皮膚伸長部および第2皮膚伸長部を具備し、
前記第1皮膚伸長部および前記第2皮膚伸長部は、前記針を対称軸とするように前記針の周囲に配置され、
前記第1皮膚伸長部および前記第2皮膚伸長部は、前記線状の切開部の両側の皮膚を前記線状の切開部から遠ざけ、そして前記線状の切開部を広げる方向に伸長可能であり、
前記第1皮膚伸長部および前記第2皮膚伸長部は、前記針を回転軸とするように前記針の周囲で回転可能になっており、
前記読み取り部は、前記線状の切開部の方向を読み取り可能である。 - 前記皮膚伸張部は、前記読み取り部と連動している、請求項1に記載の皮膚切開器具。
- 前記皮膚伸張部は、第一皮膚伸張部と第二皮膚伸張部を含み、前記針に対して対称な位置に設けられている、請求項1に記載の皮膚切開器具。
- 前記読み取り部は、撮像部と光源と演算部とを具備している、請求項1に記載の皮膚切開器具。
- 前記読み取り部は、前記皮膚伸張部により前記切開部をわずかに開口し、前記切開部の方向を読み取る機構を有している、請求項1に記載の皮膚切開器具。
- 前記ホルダーは、前記刃面の向きを示す目印を備えている、請求項1に記載の皮膚切開器具。
- 請求項1に記載の皮膚切開器具を備えた血液検査キット。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008123086 | 2008-05-09 | ||
JP2008123086 | 2008-05-09 | ||
PCT/JP2009/001878 WO2009136479A1 (ja) | 2008-05-09 | 2009-04-24 | 皮膚切開器具およびそれによって皮膚を切開する方法 |
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Publication Number | Publication Date |
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JP4388597B1 true JP4388597B1 (ja) | 2009-12-24 |
JPWO2009136479A1 JPWO2009136479A1 (ja) | 2011-09-08 |
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JP2009529444A Expired - Fee Related JP4388597B1 (ja) | 2008-05-09 | 2009-04-24 | 皮膚切開器具 |
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US (2) | US20100113981A1 (ja) |
JP (1) | JP4388597B1 (ja) |
CN (1) | CN101896121B (ja) |
WO (1) | WO2009136479A1 (ja) |
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US8641644B2 (en) | 2000-11-21 | 2014-02-04 | Sanofi-Aventis Deutschland Gmbh | Blood testing apparatus having a rotatable cartridge with multiple lancing elements and testing means |
US9226699B2 (en) | 2002-04-19 | 2016-01-05 | Sanofi-Aventis Deutschland Gmbh | Body fluid sampling module with a continuous compression tissue interface surface |
US9795747B2 (en) * | 2010-06-02 | 2017-10-24 | Sanofi-Aventis Deutschland Gmbh | Methods and apparatus for lancet actuation |
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-
2009
- 2009-04-24 JP JP2009529444A patent/JP4388597B1/ja not_active Expired - Fee Related
- 2009-04-24 CN CN2009801012944A patent/CN101896121B/zh not_active Expired - Fee Related
- 2009-04-24 WO PCT/JP2009/001878 patent/WO2009136479A1/ja active Application Filing
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2010
- 2010-01-07 US US12/683,574 patent/US20100113981A1/en not_active Abandoned
- 2010-06-03 US US12/793,454 patent/US20100241150A1/en not_active Abandoned
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WO2009136479A1 (ja) | 2009-11-12 |
US20100241150A1 (en) | 2010-09-23 |
US20100113981A1 (en) | 2010-05-06 |
CN101896121A (zh) | 2010-11-24 |
CN101896121B (zh) | 2012-02-29 |
JPWO2009136479A1 (ja) | 2011-09-08 |
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