CA2567204A1 - Device and method for positioning a body part - Google Patents

Device and method for positioning a body part Download PDF

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Publication number
CA2567204A1
CA2567204A1 CA002567204A CA2567204A CA2567204A1 CA 2567204 A1 CA2567204 A1 CA 2567204A1 CA 002567204 A CA002567204 A CA 002567204A CA 2567204 A CA2567204 A CA 2567204A CA 2567204 A1 CA2567204 A1 CA 2567204A1
Authority
CA
Canada
Prior art keywords
compression element
housing
body part
support part
test
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.)
Granted
Application number
CA002567204A
Other languages
French (fr)
Other versions
CA2567204C (en
Inventor
Frank Deck
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
F Hoffmann La Roche AG
Original Assignee
F. Hoffmann-La Roche Ag
Frank Deck
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by F. Hoffmann-La Roche Ag, Frank Deck filed Critical F. Hoffmann-La Roche Ag
Publication of CA2567204A1 publication Critical patent/CA2567204A1/en
Application granted granted Critical
Publication of CA2567204C publication Critical patent/CA2567204C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/14—Devices for taking samples of blood ; Measuring characteristics of blood in vivo, e.g. gas concentration within the blood, pH-value of blood
    • A61B5/1405—Devices for taking blood samples
    • A61B5/1411—Devices for taking blood samples by percutaneous method, e.g. by lancet
    • 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
    • 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
    • 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
    • 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
    • A61B5/150748—Having means for aiding positioning of the piercing device at a location where the body is to be pierced
    • 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
    • A61B5/150755—Blood sample preparation for further analysis, e.g. by separating blood components or by mixing
    • 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
    • A61B5/157—Devices characterised by integrated means for measuring characteristics of blood
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/145—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

Abstract

The invention relates to a device and a method for positioning a body part (16) in an analytical device (14) for body fluids, comprising a flexible compression element (24) for placing the body part (16) against it under increasing pressure, and a rigid support part (26) retaining the compression element (24) on a housing (12) of the analytical device (14). The invention is characterized in that the compression element (24) comprises an engaging zone (34) for the body part (16), which can be pushed into the housing (12), so that a withdrawal zone (56) of the body part (16) is exposed in the interior (18) of the housing (12) for the withdrawal of the fluid.

Claims (35)

1. Device for positioning a body part (16), in particular a finger pad, on an analytical device (14) for body fluids comprising a preferably circular flexible compression element (24) for pressing against the body part (16) while increasing the pressure and a rigid support part (26) to hold the compression element (24) on a housing (12) of the preferably portable analytical device (14), characterized in that the compression element (24) has an engaging member (34) for the body part (16) which can be pressed into the housing (12) such that a withdrawal region (56) of the body part (16) is exposed in the interior (18) of the housing (12) opposite to a flat test field (60) in order to remove liquid.
2. Device according to claim 1, characterized in that the engaging member (34) can be pressed in at least up to the plane of a boundary (50) of the support part (26) on the housing.
3. Device according to claim 1 or 2, characterized in that stop means (40, 64) are provided to limit the pressing depth of the compression element (24).
4. Device according to one of the claims 1 to 3, characterized in that the compression element (24) with a circular cross-section has a free outer edge that is widened by an outwardly projecting stop bead (40).
5. Device according to one of the claims 1 to 4, characterized in that the compression element (24) has two subregions (30, 32) which converge in a conical manner towards the pressure axis (28) wherein the distal subregion (30) has a stop bead (40) on its outside which abuts against the proximal subregion (30) when it is pressed against the body part (16).
6. Device according to claim 4 or 5, characterized in that the stop bead (40) tapers preferably in a wedge-like manner away from the free outer edge of the compression element (24).
7. Device according to one of the claims 1 to 6, characterized in that the support part (26) has an opening (44) to press in the compression element (24) and that an abutment (64) extending into the area of the opening region is attached to the housing side of the support part (26) in order to limit the depth of impression of the compression element (24).
8. Device according to claim 7, characterized in that the abutment (64) is formed by a stop ring which tapers into the opening (44) of the support part (26).
9. Device according to one of the claims 1 to 8, characterized in that the compression element (24) is permanently connected to a rim of the opening (46) in the support part (26) wherein the connecting area (48) extends over the entire height of the rim of the opening (46).
10. Device according to one of the claims 1 to 9, characterized in that the area (48) connecting the support part (26) and compression element (24) is inclined away from a boundary surface (50) of the support part (26) on the housing where the angle between the incline and the boundary surface should be in the range of 50° to 70°, preferably 60°.
11. Device according to one of the claims 1 to 10, characterized in that the compression element (24) in the initial position has an inner surface (52) which tapers in a kink-free manner towards a lateral edge of the support part (26) on the housing.
12. Device according to one of the claims 1 to 11, characterized in that the engaging member (34) is formed by the inner edge of a concavely curved ring surface (38) of the compression element (24).
13. Device according to one of the claims 1 to 12, characterized in that the compression element (24) is moulded as a moulded part, preferably as an injection moulded part onto the prefabricated support part (26).
14. Device according to one of the claims 1 to 12, characterized in that the compression element (24) consisting of a thermoplastic elastomer and the support part (26) consisting of plastic are formed as a two component injection moulded part.
15. Device according to one of the claims 1 to 14, characterized in that the compression element (24) can be attached to the support part (26) by an adhesive bond and in particular by an adhesive bond formed by a primer.
16. Device according to one of the claims 1 to 15, characterized in that the compression element (24) is composed of silicon, rubber or polyurethane.
17. Device according to one of the claims 1 to 16, characterized in that the support part (26) is constructed as a dimensionally stable ring washer and especially one made of metal.
18. Device according to one of the claims 1 to 17, characterized in that the support part (26) can be inserted into a housing receiving member (20) in a detachable manner.
19. Device according to one of the claims 1 to 18, characterized in that the total width of the support part (26) perpendicular to the pressing direction (28) is less than 25 mm, preferably less than 20 mm.
20. Analytical instrument for body fluids in particular for blood sugar determination, characterized by a positioning device (10) for a body part (16) according to one of the previous claims.
21. Analytical instrument for body fluids and in particular for determining blood sugar comprising a housing (12) and a device for positioning a body part (16), in particular a finger pad, comprising a preferably circular flexible compression element (24) for pressing against the body part (16) while increasing the pressure and a rigid support part (26) to hold the compression element (24) on the housing (12), characterized in that the compression element (24) has an engaging member (34) for the body part (16) which is pressed into the housing (12) during liquid withdrawal such that a withdrawal region (56) of the body part (16) is exposed in the interior (18) of the housing (12) opposite to a flat test field (60).
22. Analytical instrument according to claim 20 or 21, characterized in that a test tape is preferably arranged in the interior of the housing (18) which has a plurality of test fields (60) on a windable support tape (62).
23. Analytical instrument according to one of the claims 20 to 22, characterized in that a lancing device (11) for insertion into the withdrawal region (56) of the body part (16) is arranged in the interior of the housing (18).
24. Analytical instrument according to one of the claims 20 to 23, characterized in that an analytical device (13) for detecting an analyte on a test field (60) to which body fluid has been applied is arranged in the interior of the housing (18).
25. Analytical instrument according to one of the claims 20 to 24, characterized in that the test fields (60) arranged consecutively on the test tape that is preferably located in a cassette can be moved successively into an active position with regard to the withdrawal region (56) of the body part (16), and/or the lancing device (11) and/or the analytical device (13) by means of a tape transport device.
26. Analytical instrument according to one of the claims 20 to 25, characterized in that the lancing device (11) has a distal pressing face to press a test field (60) against the withdrawal region (56) of the body part (16).
27. Analytical instrument according to one of the claims 20 to 26, characterized in that the receiving area of the test field (60) to which body fluid can be applied is more than 2 x 5 mm2 and preferably 5 x 20 mm2.
28. Method for analysing body fluids in particular for determining blood sugar in which a body part (16), in particular a finger pad, is positioned on an analyser (14) wherein the body part is pressed against a preferably circular flexible compression element (24) in order to increase the internal pressure wherein the compression element (24) has an engaging member (34) for the body part (16) which can be pressed into the housing (12) and the body part (16) penetrates into the housing (12) when it is pressed down such that a withdrawal region (56) of the body part (16) is kept clear in the interior (18) of the housing (12) opposite to a flat test field (60) in order to remove liquid.
29. Method according to claim 28, characterized in that body fluid on the exposed withdrawal region (56) of the body part (16) is applied to test fields (60) stored on a test tape in the interior of the housing (18).
30. Method according to claim 28 or 29, characterized in that a lancing device (11) is inserted into the withdrawal region (56) in the interior of the housing (18) whereby body fluid dammed up under the increased inner pressure emerges from the generated puncture wound.
31. Method according to one of the claims 28 to 30, characterized in that the lancing device (11) and the test tape are removed from the withdrawal region (56) of the body part (16) during a phase of liquid efflux.
32. Method according to one of the claims 28 to 31, characterized in that a test tape preferably wound up in a cassette is advantageously wound on such that an unused test field (60) is moved to an active position relative to the withdrawal region (56) of the body part (16).
33. Method according to one of the claims 28 to 32, characterized in that a body fluid that has escaped from the withdrawal region (56) of the body part (16) is applied to a test field (60) by a lateral excursion of the test tape.
34. Method according to one of the claims 28 to 33, characterized in that the impression depth of the compression element (24) is limited by stop means (40, 64).
35. Method according to one of the claims 28 to 34, characterized in that the compression element (24) is held on the housing (12) as a replaceable part in a removable manner by means of a rigid part of the support (26).
CA2567204A 2004-05-21 2005-05-14 Device and method for positioning a body part Expired - Fee Related CA2567204C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102004024970.9 2004-05-21
DE102004024970A DE102004024970A1 (en) 2004-05-21 2004-05-21 Device and method for positioning a body part
PCT/EP2005/005301 WO2005112763A1 (en) 2004-05-21 2005-05-14 Device and method for positioning a body part

Publications (2)

Publication Number Publication Date
CA2567204A1 true CA2567204A1 (en) 2005-12-01
CA2567204C CA2567204C (en) 2012-04-17

Family

ID=34972601

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2567204A Expired - Fee Related CA2567204C (en) 2004-05-21 2005-05-14 Device and method for positioning a body part

Country Status (8)

Country Link
US (2) US8376959B2 (en)
EP (1) EP1746938B1 (en)
JP (1) JP4825201B2 (en)
CN (1) CN101001571B (en)
CA (1) CA2567204C (en)
DE (1) DE102004024970A1 (en)
HK (1) HK1109722A1 (en)
WO (1) WO2005112763A1 (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7004928B2 (en) 2002-02-08 2006-02-28 Rosedale Medical, Inc. Autonomous, ambulatory analyte monitor or drug delivery device
US7052652B2 (en) 2003-03-24 2006-05-30 Rosedale Medical, Inc. Analyte concentration detection devices and methods
DE102004024970A1 (en) * 2004-05-21 2005-12-08 Roche Diagnostics Gmbh Device and method for positioning a body part
US20060281187A1 (en) 2005-06-13 2006-12-14 Rosedale Medical, Inc. Analyte detection devices and methods with hematocrit/volume correction and feedback control
US8382681B2 (en) 2005-09-30 2013-02-26 Intuity Medical, Inc. Fully integrated wearable or handheld monitor
US8801631B2 (en) 2005-09-30 2014-08-12 Intuity Medical, Inc. Devices and methods for facilitating fluid transport
ATE513511T1 (en) 2005-10-08 2011-07-15 Hoffmann La Roche STICKING SYSTEM
EP1873521B1 (en) * 2006-06-27 2011-09-21 F. Hoffmann-La Roche AG Diagnostic test band cassette
US20080065130A1 (en) * 2006-08-22 2008-03-13 Paul Patel Elastomeric toroidal ring for blood expression
CA2725264C (en) 2008-05-30 2017-06-20 Intuity Medical, Inc. Body fluid sampling device -- sampling site interface
EP2299904B1 (en) 2008-06-06 2019-09-11 Intuity Medical, Inc. Medical measurement method
US9636051B2 (en) 2008-06-06 2017-05-02 Intuity Medical, Inc. Detection meter and mode of operation
WO2011065981A1 (en) 2009-11-30 2011-06-03 Intuity Medical, Inc. Calibration material delivery devices and methods
US10330667B2 (en) 2010-06-25 2019-06-25 Intuity Medical, Inc. Analyte monitoring methods and systems
JP6223337B2 (en) 2011-08-03 2017-11-08 インテュイティ メディカル インコーポレイテッド Body fluid extraction measuring instrument
WO2014205412A1 (en) 2013-06-21 2014-12-24 Intuity Medical, Inc. Analyte monitoring system with audible feedback
ES2945225T3 (en) 2016-08-24 2023-06-29 Becton Dickinson Co A device for obtaining a blood sample
KR102200165B1 (en) * 2017-08-02 2021-01-08 에프. 호프만-라 로슈 아게 Glucose test arrangement and method

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4781680A (en) * 1987-03-02 1988-11-01 Vir Engineering Resealable injection site
US5951493A (en) * 1997-05-16 1999-09-14 Mercury Diagnostics, Inc. Methods and apparatus for expressing body fluid from an incision
US6071251A (en) * 1996-12-06 2000-06-06 Abbott Laboratories Method and apparatus for obtaining blood for diagnostic tests
US6121559A (en) * 1997-07-03 2000-09-19 Bassin; Gilbert Bellows
US5962826A (en) * 1997-07-03 1999-10-05 Bassin; Gilbert Bellows switch actuator
US5964718A (en) 1997-11-21 1999-10-12 Mercury Diagnostics, Inc. Body fluid sampling device
US6197040B1 (en) * 1999-02-23 2001-03-06 Lifescan, Inc. Lancing device having a releasable connector
JP4210782B2 (en) * 1999-10-13 2009-01-21 アークレイ株式会社 Blood sampling position indicator
DE19955652A1 (en) * 1999-11-19 2001-06-13 Schott Glas Closure for a prefillable disposable syringe
DE10026172A1 (en) * 2000-05-26 2001-11-29 Roche Diagnostics Gmbh Body fluid withdrawal system
DE10026170A1 (en) * 2000-05-26 2001-12-06 Roche Diagnostics Gmbh Body fluid withdrawal system
JP3854967B2 (en) * 2001-06-08 2006-12-06 エフ ホフマン−ラ ロッシュ アクチェン ゲゼルシャフト Device for extruding body fluid from the incision
CA2694412C (en) * 2001-06-08 2018-06-19 F. Hoffmann-La Roche Ag Bodily fluid sampling device and test media cassette to be used with such a device
US20060184189A1 (en) * 2002-11-15 2006-08-17 Lorin Olson Cap for a dermal tissue lancing device
DE10332488A1 (en) * 2003-07-16 2005-02-24 Roche Diagnostics Gmbh Analyzer and analysis method for body fluids
DE102004024970A1 (en) * 2004-05-21 2005-12-08 Roche Diagnostics Gmbh Device and method for positioning a body part

Also Published As

Publication number Publication date
EP1746938A1 (en) 2007-01-31
HK1109722A1 (en) 2008-06-20
JP2007537804A (en) 2007-12-27
US20130197335A1 (en) 2013-08-01
US8376959B2 (en) 2013-02-19
US9226704B2 (en) 2016-01-05
WO2005112763A1 (en) 2005-12-01
JP4825201B2 (en) 2011-11-30
US20070100365A1 (en) 2007-05-03
CA2567204C (en) 2012-04-17
EP1746938B1 (en) 2015-03-25
CN101001571B (en) 2011-11-09
DE102004024970A1 (en) 2005-12-08
CN101001571A (en) 2007-07-18

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