WO2010041473A1 - Puncture needle cartridge and puncture device - Google Patents

Puncture needle cartridge and puncture device Download PDF

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Publication number
WO2010041473A1
WO2010041473A1 PCT/JP2009/005299 JP2009005299W WO2010041473A1 WO 2010041473 A1 WO2010041473 A1 WO 2010041473A1 JP 2009005299 W JP2009005299 W JP 2009005299W WO 2010041473 A1 WO2010041473 A1 WO 2010041473A1
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WO
WIPO (PCT)
Prior art keywords
puncture needle
arm
lancet
puncture
cartridge
Prior art date
Application number
PCT/JP2009/005299
Other languages
French (fr)
Japanese (ja)
Inventor
由樹 竹内
章生 長尾
Original Assignee
パナソニック株式会社
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
Priority to JP2008262980 priority Critical
Priority to JP2008-262980 priority
Priority to JP2009194582 priority
Priority to JP2009-194582 priority
Application filed by パナソニック株式会社 filed Critical パナソニック株式会社
Publication of WO2010041473A1 publication Critical patent/WO2010041473A1/en

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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Detecting, measuring or recording for diagnostic purposes; Identification of persons
    • A61B5/15Devices for taking samples of blood
    • A61B5/151Devices specially adapted for taking samples of capillary blood, e.g. by lancets, needles or blades
    • A61B5/15186Devices 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
    • A61B5/15188Constructional features of reusable driving devices
    • A61B5/15192Constructional features of reusable driving devices comprising driving means, e.g. a spring, for retracting the lancet unit into the driving device housing
    • A61B5/15194Constructional features of reusable driving devices comprising driving means, e.g. a spring, for retracting the lancet unit into the driving device housing fully automatically retracted, i.e. the retraction does not require a deliberate action by the user, e.g. by terminating the contact with the patient's skin
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Detecting, measuring or recording for diagnostic purposes; Identification of persons
    • A61B5/15Devices for taking samples of blood
    • A61B5/150007Details
    • A61B5/150015Source of blood
    • A61B5/150022Source of blood for capillary blood or interstitial fluid
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Detecting, measuring or recording for diagnostic purposes; Identification of persons
    • A61B5/15Devices for taking samples of blood
    • A61B5/150007Details
    • A61B5/150175Adjustment of penetration depth
    • A61B5/150183Depth adjustment mechanism using end caps mounted at the distal end of the sampling device, i.e. the end-caps are adjustably positioned relative to the piercing device housing for example by rotating or screwing
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Detecting, measuring or recording for diagnostic purposes; Identification of persons
    • A61B5/15Devices for taking samples of blood
    • A61B5/150007Details
    • A61B5/150374Details of piercing elements or protective means for preventing accidental injuries by such piercing elements
    • A61B5/150381Design of piercing elements
    • A61B5/150412Pointed piercing elements, e.g. needles, lancets for piercing the skin
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Detecting, measuring or recording for diagnostic purposes; Identification of persons
    • A61B5/15Devices for taking samples of blood
    • A61B5/150007Details
    • A61B5/150374Details of piercing elements or protective means for preventing accidental injuries by such piercing elements
    • A61B5/150381Design of piercing elements
    • A61B5/150503Single-ended needles
    • A61B5/150519Details of construction of hub, i.e. element used to attach the single-ended needle to a piercing device or sampling device
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Detecting, measuring or recording for diagnostic purposes; Identification of persons
    • A61B5/15Devices for taking samples of blood
    • A61B5/150007Details
    • A61B5/150374Details of piercing elements or protective means for preventing accidental injuries by such piercing elements
    • A61B5/150534Design of protective means for piercing elements for preventing accidental needle sticks, e.g. shields, caps, protectors, axially extensible sleeves, pivotable protective sleeves
    • A61B5/150633Protective sleeves which are axially extensible, e.g. sleeves connected to, or integrated in, the piercing or driving device; pivotable protective sleeves
    • A61B5/150641Protective 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
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Detecting, measuring or recording for diagnostic purposes; Identification of persons
    • A61B5/15Devices for taking samples of blood
    • A61B5/150007Details
    • A61B5/150374Details of piercing elements or protective means for preventing accidental injuries by such piercing elements
    • A61B5/150534Design of protective means for piercing elements for preventing accidental needle sticks, e.g. shields, caps, protectors, axially extensible sleeves, pivotable protective sleeves
    • A61B5/150694Procedure for removing protection means at the time of piercing
    • A61B5/150717Procedure for removing protection means at the time of piercing manually removed
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Detecting, measuring or recording for diagnostic purposes; Identification of persons
    • A61B5/15Devices for taking samples of blood
    • A61B5/151Devices specially adapted for taking samples of capillary blood, e.g. by lancets, needles or blades
    • A61B5/15101Details
    • A61B5/15103Piercing procedure
    • A61B5/15107Piercing being assisted by a triggering mechanism
    • A61B5/15113Manually triggered, i.e. the triggering requires a deliberate action by the user such as pressing a drive button
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Detecting, measuring or recording for diagnostic purposes; Identification of persons
    • A61B5/15Devices for taking samples of blood
    • A61B5/151Devices specially adapted for taking samples of capillary blood, e.g. by lancets, needles or blades
    • A61B5/15186Devices 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
    • A61B5/15188Constructional features of reusable driving devices
    • A61B5/1519Constructional features of reusable driving devices comprising driving means, e.g. a spring, for propelling the piercing unit
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Detecting, measuring or recording for diagnostic purposes; Identification of persons
    • A61B5/15Devices for taking samples of blood
    • A61B5/151Devices specially adapted for taking samples of capillary blood, e.g. by lancets, needles or blades
    • A61B5/15101Details
    • A61B5/15115Driving 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

Abstract

A puncture needle cartridge and a puncture device are configured such that reuse of a used lancet by a user and exposure of a puncture needle are prevented from occurring.  A lancet (204) constituting a puncture needle cartridge (105) has a first arm (209) and a second arm (210) which are elastically deformable and are located at positions axially different from each other.  The puncture needle cartridge (105) can take the following states: a “first state” in which the tip of the first arm (209) is exposed from a puncture needle holder (201) and movement of a lancet body (203) is restricted, a “second state” in which the tip of the first arm (209) and the tip of the second arm (210) are housed in the puncture needle holder (201) and the lancet body (203) can move in the axis direction of the puncture needle (207), and a “third state” in which both the tip of the first arm (209) and the tip of the second arm (210) are exposed from the puncture needle holder (201) and movement of the lancet body (203) is restricted.

Description

Puncture needle cartridge and puncture device

The present invention is the blood measurements such as blood sugar level measurement, regarding the puncture needle cartridge and puncture device used for the puncture device for blood sampling.

Conventional and various puncture device for collecting blood from the disposable lancets used therewith have been developed. In such puncture device, when attempting to remove or install a lancet to the puncture device, there is a risk of accidentally puncture needle exposed from one end of the lancet will prick like hand. Receiving the above-mentioned problem, a cap surrounding the puncture needle, to prevent reuse and the puncture needle cartridge or remounting of detachable lancet against the puncture device without the risk of direct contact with the puncture needle puncture needle cartridge which can have been developed (e.g., see Patent Document 1).

JP 2000-245717 JP

However, in such a conventional puncture needle cartridge, a puncture needle is not fixed to the cartridge in a state of the spent lancet alone, the risk of such accidental needle stick or infection may cause the puncture needle is exposed was there.

The present invention has been made in view of the foregoing, and an object thereof is to provide a puncture needle cartridge and puncture device in which the user can prevent exposure of reuse and the puncture needle of the used lancet.

Puncture needle cartridge of the present invention comprises a puncture needle for puncturing the skin, and protect so as to cover a part or the whole of the tip of the biopsy needle, and wherein the puncture needle and a protective cap that is separably formed a lancet, so that the lancet is movable in the axial direction of the puncture needle, a puncture needle cartridge having a puncture needle holder that holds the lancet, the lancet, different positions in the axial direction, the elastic deformation which may employs a configuration comprising at least a first arm and a second arm.

Puncture needle cartridge of the present invention comprises a puncture needle for puncturing the skin, and protect so as to cover a part or the whole of the tip of the biopsy needle, and wherein the puncture needle and a protective cap that is separably formed a lancet, so that the lancet is movable in the axial direction of the puncture needle, a puncture needle cartridge having a puncture needle holder that holds the lancet, the lancet, different positions in the axial direction, the elastic deformation which may have at least a first arm and a second arm, the puncture needle holder, when the lancet is in a predetermined position in the axial direction of the puncture needle, the outward of the puncture needle holder It has an opening first arm, and / or the second arm is projected, the puncture needle cartridge, only the first arm protrudes from the opening, movement of the lancet A first state to regulate, with the first arm, a second arm is accommodated in the puncture needle cartridge, and a second state to be projectable from the biopsy needle puncture needle holder, wherein the first arm and the second 2 arms together, protrudes from the opening, a configuration that can take a third state for restricting the movement of the lancet.

Lancing device of the present invention is a lancing device that the puncture needle cartridge of the cartridge type of piercing the skin is mounted, the puncture needle cartridge is a puncture needle cartridge according to claim 1, the puncture needle cartridge taking a casing for holding the puncture needle holder, the arrangement comprising a plunger which is driven by holding the lancet in the axial direction of the puncture needle.

Lancing device of the present invention is a lancing device that the puncture needle cartridge of the cartridge type of piercing the skin is mounted, the puncture needle cartridge is a puncture needle cartridge according to the puncture needle of the puncture needle cartridge a casing for holding the holder, and a plunger for driving the axial direction of the puncture needle while holding the lancet, when the puncture needle cartridge in the first state is loaded, elastically deforming the first arm by allows driving the lancet held by the plunger in the axial direction of the puncture needle, the when the puncture needle cartridge is removed from the puncture device, depending on the holding of the lancet and the plunger are opened employs a configuration for changing the puncture needle cartridge in the third state.

According to the present invention, the lancet that constitutes the puncture needle cartridge is different positions in the axial direction, remounted by having a first arm and a second arm that is elastically deformable, patients spent puncture needle cartridge it is possible to prevent re-puncturing operation even when.

Further, in the puncture needle cartridge after use, it is possible to first arm or the second arm to prevent exposure of the needle tip after use by contact with the puncture needle holder. Further, since the provided first and second arms to regulate the axial movement of the lancet after use, even if either one first arm or the second arm is broken, it was not damaged the other arm can prevent exposure of the puncture needle, it is even more secure.

Perspective view showing an overall configuration of a puncture device and puncture needle cartridge according to the first embodiment of the present invention Transparent perspective view of a main part and a peripheral part shown in perspective the state of the internal tip of the lancing device and puncture needle cartridge according to the first embodiment Perspective view of the puncture needle cartridge according to the first embodiment Perspective view of the protective cap and the lancet body of the puncture needle cartridge according to the first embodiment Fragmentary sectional view of the operating state of the puncture needle cartridge and puncture device body according to the first embodiment Fragmentary sectional view of the operating state of the puncture needle cartridge and puncture device body according to the first embodiment Fragmentary sectional view of the operating state of the puncture needle cartridge and puncture device body according to the first embodiment Fragmentary sectional view of the operating state of the puncture needle cartridge and puncture device body according to the first embodiment Fragmentary sectional view of the operating state of the puncture needle cartridge and puncture device body according to the first embodiment Fragmentary sectional view of the operating state of the puncture needle cartridge and puncture device body according to the first embodiment Perspective view of the protective cap and the lancet body of the puncture needle cartridge according to the second embodiment of the present invention Perspective view of the protective cap and the lancet body of the puncture needle cartridge according to the third embodiment of the present invention Perspective view of the protective cap and the lancet body of the puncture needle cartridge according to the fourth embodiment of the present invention Perspective view of the protective cap and the lancet body of the puncture needle cartridge according to the fifth embodiment of the present invention Sectional view of the puncture needle cartridge according to the sixth embodiment of the present invention Sectional view of the puncture needle cartridge according to the sixth embodiment of the present invention

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

(Embodiment 1)
Figure 1 is a perspective view showing the overall configuration of a puncture device and puncture needle cartridge according to the first embodiment of the present invention, FIG. 2, the main portion and the peripheral portion showing an perspective the state of the internal tip portion of FIG. 1 it is a transparent perspective view. Figure 3 is a perspective view of the puncture needle cartridge, FIG. 4 is a perspective view of the protective cap and the lancet body.

As shown in FIGS. 1 and 2, lancing device 100 includes a puncture device body 101, and a puncture needle cartridge 105..

Puncture device body 101 includes a Besumeka 102, plunger 103, the stub 104, waste member 106, the insertion opening 107, discard button 109 for discarding puncturing button 108 and the puncture needle cartridge 105,.

Besumeka 102 holds the puncture needle holder 201 of the puncture needle cartridge 105 (see FIG. 3).

The tip portion of the plunger 103 grasps the chucking unit 206 of the puncture needle cartridge 105 (see FIG. 2).

Stub 104, the insertion opening 107 in which the level of depth adjustment and the puncture needle cartridge 105 is inserted is formed.

Waste member 106, extrusion without touching the puncture needle cartridge 105 mounted in the puncture device body 101 by hand and discarded.

Puncturing button 108, the user presses upon puncture.

As shown in FIGS. 3 and 4, the puncture needle cartridge 105 includes a lancet 204 comprises a cylindrical puncture needle holder 201..

The lancet 204 is separated from the puncture needle 207, the lancet body 203 that holds the puncture needle 207, a part of the portion exposed from the lancet body 203 of the puncture needle 207 or to protect so as to cover the whole, and the lancet body 203 It is formed so as to be able to have a protective cap 202. The puncture needle cartridge 105, needle 207 is so movable in the axial direction of the lancet body 203 is disposed on the outer peripheral surface of the lancet 204.

Puncture needle 207 to puncture the skin to collect such as body fluids.

Further, the lancet body 203 is provided with a chucking unit 206, the protective cap 202 and the lancet body 203 separable rupture portion 208, the first arm 209, second arm 210 and the guide 215,.

The first arm 209 and second arm 210 are elastically deformable, are arranged at different positions in the axial direction of the lancet body 203.

The first arm 209 and second arm 210 together have a tip portion, by the positional relationship between their tip and the puncture needle holder 201 is changed, the function of re-use prevention of the puncture needle cartridge 105, the protective cap 202 There has a function of preventing exposure of the puncture needle 207 in a state of being separated. Furthermore, the engagement portion of the puncture needle holder 201 at the distal end of the first arm 209 and a first element, and the engagement portion of the puncture needle holder 201 at the distal end of the second arm 210 the second element to.

The first arm 209 can be a spare arm as exposure preventing function when the second arm 210 is broken. Further, the first arm 209, when the second arm 210 is broken, there is a re-use preventing function.

The first arm 209 has its distal end projecting outwardly from the outer circumferential surface of the lancet body 203, a pair of arms. The second arm 210 is in the axial or circumferential direction at different positions of the lancet body 203 with respect to the first arm 209, its distal end is arms projecting outwardly from said outer peripheral surface.

As shown in FIG. 4, in this embodiment, the first arm 209, the lancet body 203 as a symmetry axis has two arranged symmetrically shaped, the first arm 209 and 90 ° phase shifted guide 215 is arranged at the position. The second arm 210 has two arranged symmetrically shaped in the same manner as the first arm 209.

Further, the first arm 209 at the distal end of the second arm 210 has a chucking portion 206 side, the inclined portion 209a, the 210a. Inclined portions 209a, 210a is the inclined face, the tip portion of the distal end portion and the second arm 210 of the first arm 209, to facilitate the move to the axial direction of the lancet body 203.

Further, the front end of the second arm 210, the protrusion 212 is provided, which is engaged easily engaged with the open end 214 of the puncture needle holder 201 (see FIG. 5).

Tip portions of the pair of first arm 209 is from the protective cap 202 is disposed equidistant (distance to A), but also from the protective cap 202 and equidistant (distance B tip portions of the pair of second arms 210 They are arranged on). However, the distance the distance A and the distance B is different, direction of the distance A is longer than the distance B.

Here, the puncture needle cartridge 105, only the tip portion of the first arm 209 is exposed from the opening portion 211, the front of the lancet body 203 to restrict the movement of the (needle 207 is a protruding direction) <First state>, the tip of the first arm 209 and the distal end of the second arm 210 is accommodated in the puncture needle holder 201, the lancet body 203 is movable in the axial direction of the puncture needle 207 <second state> When each tip of the tip portion and the second arm 210 of the first arm 209, exposed from the opening 211, the front of the lancet body 203 to restrict the movement of the (needle 207 is a protruding direction) <a 3 of state> and may take.

The puncture needle holder 201, the lancet body 203 so as to be movable by being guided by the guide 215 in the axial direction of the puncture needle 207, to hold the lancet body 203.

The puncture needle holder 201, when the lancet body 203 is in a predetermined position in the axial direction of the puncture needle 207, first and / or openings for partially exposed in the second arm to the outside of the puncture needle holder 201 having a section 211. Opening 211 is equally spaced plurality provided on the outer peripheral surface or the outer surface of the puncture needle holder 201. In this embodiment, the openings 211 are provided four in 90 degree intervals, of which the two opposing sets of openings 211, of the first and / or second portion of the arm and the guide 215 It has a structure in which some or all are exposed, respectively.

Further, the puncture needle holder 201, an open end 214 which engages the distal end of the first arm 209 and second arm 210 has on the end face of the protective cap 202 side of the opening 211.

That is, the puncture needle holder 201, the lancet body 203 houses the distal end of the second arm 210 when in the first position in the axial direction of the puncture needle 207, also, the axial direction of the lancet body 203 puncture needle 207 the second tip portion of the first arm 209 and second arm 210 is accommodated when in the position, the first arm 209 and the second when the lancet body 203 is in the third position in the axial direction of the puncture needle 207 of the tip of the second arm 210 each includes an opening 211 for exposing to the outside.

The puncture needle holder 201 and the lancet 204 is attached to the distal end of the puncture device body 101 in a state of constituting the puncture needle cartridge 105. In this case, the lancet 204, the chucking unit 206 provided on the lancet body 203 is gripped on the tip portion of the plunger 103.

The lancet body 203 and the protective cap 202, an elastic material such as resin, are integrally molded by, for example, polyethylene resin, having a breaking unit 208.

A description will be given of the operation of the re-use prevention and exposure prevention configured puncture needle cartridge 105 and the puncture device body 101 as described above.

First, a description will be given of each operation state of the puncture needle cartridge 105 and the puncture device body 101.

5 through 10 are fragmentary cross-sectional view of the operating state of the puncture needle cartridge 105 and the puncture device body 101. Figure 5 is a front mounting the puncture needle cartridge 105, FIG. 6, a state of mounting the puncture needle cartridge 105 in the puncture device body 101, FIG. 7, the separated state the protective cap 202, Figure 8, after puncturing the state, FIG. 9 shows a state after disposal, 10, after disposal, re-attachment state, respectively.

[Puncture needle cartridge 105 mounted before (Fig. 5)
Figure 5 is a front end of the first arm 209 is exposed from the opening 211 of the puncture needle holder 201 (see FIG. 3), to restrict the forward movement of the lancet body 203 shows a <first state> there.

[Puncture needle cartridge 105 when mounted (Fig. 6)]
When the puncture needle cartridge 105 is mounted in the puncture device body 101, the chucking unit 206 of the lancet body 203 constituting the puncture needle cartridge 105 is held by the plunger 103. Simultaneously with the mounting of the puncture needle cartridge 105, the puncture device body 101 by the urging of the puncture spring provided on the plunger 103 due to the mounting of the puncture needle cartridge 105 (not shown), the charge operation for puncturing is performed Te, it becomes a ready state of the puncture.

[When the protective cap 202 detached (FIG. 7) (No protection cap 202 state)
7, the puncture needle cartridge 105 when mounted in (Fig. 6), the lancet body 203 and protective cap 202 indicates a state of being separated.

[Puncture (FIG. 8) (without protection cap 202 state)
By pressing the puncturing button 108 provided in the lancing apparatus main body 101, the lancet body 203 is moved forward, the tip of the puncture needle 207 to puncture the skin by protruding from the puncture needle holder 201. Figure 8 shows a state where the puncture needle 207 has returned after the puncture. At this time, the tip portion of the distal end portion and a second arm 210 of the first arm 209 is present inside the puncture needle holder 201.

As described above, the distal end portion of the first arm 209 and the distal end of the second arm 210 is accommodated in the puncture needle holder 201, the lancet body 203 is a state after the movable piercing in the axial direction of the puncture needle 207 it is <the second state>.

[After disposal (Fig. 9)] (without protection cap 202 state)
Figure 9A. As shown in B, disconnect the puncture needle cartridge 105 after use from the puncture device body 101, discarding the puncture needle cartridge 105 after use. Figure 9B each tip of the tip portion and the second arm 210 of the first arm 209, exposed from the opening 211 of the puncture needle holder 201 (see FIG. 3), regulating the forward movement of the lancet body 203 shows a <third state> of. Discarded puncture needle cartridge 105, the erroneous operation of the user, when the rear end portion of the lancet body 203 (the chucking unit 206 side) is pushed forward, first, the distal end portion of the second arm 210 puncture needle holder engage in 201, to prevent the exposure of the puncture needle 207. Furthermore, even if the second arm 210 is broken, the distal end of the first arm 209 prevents the engage exposure and the puncture needle holder 201. After thus discarding, always two arms by acting exposure preventing the needle may be a safer product.

[After disposal remounted (Fig. 10)]
Figure 10 shows a state where the by puncture needle cartridge 105 (remounting of the protective cap 202) recap after disposal and re-mounted in the puncture device body 101. Although remounting itself to puncture device body 101 of the puncture needle cartridge 105 after disposal is possible, the tip portion of the second arm 210 are exposed from the puncture needle holder 201, the second arm 210 tip and the needle by holder 201 is engaged, the lancet body 203 is prevented from performing puncturing and moves forward. That is, waste (used) already puncture needle cartridge 105, since it is not possible to incorrectly reused, it is safe.

As described above, the puncture needle cartridge 105, the tip portion of the first arm 209 is exposed from the puncture needle holder 201, to restrict the forward movement of the lancet body 203 <first state> and (see FIG. 5 ), the distal end of the first arm 209 and the distal end of the second arm 210 is accommodated in the puncture needle holder 201, the lancet body 203 is movable in the puncture needle holder 201 <second state> (FIG. 8 reference), the tip portion of the distal end portion and the second arm 210 of the first arm 209 are each exposed from the puncture needle holder 201, to restrict the forward movement of the lancet body 203 and the <third state> ( Figure 9B reference) may take.

By the tip of the second arm 210 is exposed from the puncture needle holder 201, and sets the puncture needle cartridge 105 after use in the puncture device body 101, even if an attempt is the puncturing operation, the distal end portion of the second arm 210 engages the puncture needle holder 201 (see FIG. 10), to restrict the forward movement of the lancet body 203. The second arm 210 is because it has strength equal to or higher than the first arm 209, it is possible to prevent a brute force operation of the user.

Thus, it is possible to surely prevent exposure from the puncture needle holder 201 of the re-use and the puncture needle 207 of the used puncture needle cartridge 105.

It will now be described in detail with the first arm 209 the operation of the second arm 210.

The <first state>, <second state>, the operation of the first arm 209 and second arm 210 when in the <third state> and "exposure prevention state of the puncture needle 207 after disposal" described.

First of state]
<First state> is the state before mounting the puncture needle cartridge 105 in the puncture device body 101 (see FIG. 1).

The first arm 209, the lancet body 203 is prevented from moving forward. Distal end of the first arm 209 from the puncture needle holder 201, the front end portion is exposed. Distal end of the first arm 209, when the lancet body 203 is about to move forward to engage the opening end 214 (see FIG. 5) part of the puncture needle holder 201, restricting the forward movement of. With this configuration, in particular different from the normal procedure, before mounting the puncture needle cartridge 105 in the puncture device body 101, even when the protective cap 202 had been removed, it is safe to regulate the exposure of the puncture needle 207.

Distal end of the second arm 210 remains in the puncture needle holder 201.

[Transition state from a first state to a second state]
Between the above-mentioned and <first state> and <second state>, (1) the puncture needle cartridge 105 when mounted (see FIG. 6), there are (2) the protective cap 202 separated (see FIG. 7) to.

As the process of transition from a first state to a second state above (1), it is described (2).

(1) puncture needle cartridge 105 when mounted (see Figure 6)
Distal end of the first arm 209, depending on the operation of mounting the puncture needle cartridge 105 in the puncture device body 101 moves Besumeka 102 is guided to the end surface (see FIG. 6) to the axial direction of the lancet body 203. The final position of the tip of the first arm 209 is an inner Besumeka 102.

Distal end of the second arm 210 remains in the puncture needle holder 201.

(2) the protective cap 202 separated (see FIG. 7)
Operation change of the tip portion of the distal end portion and a second arm 210 of the first arm 209 is not.

Second of state]
Next, will be described with reference to FIG <second state>.

By pressing puncturing button 108, the tip of the puncture needle 207 protrudes from the puncture needle holder 201 to puncture the skin. Along with this, the distal end of the first arm 209 also moves forward, into the interior of the puncture needle holder 201. Distal end of the first arm 209 is then stopped when the plunger 103 is retracted to the position of the free length of the puncture spring. Position of the distal end portion of the first arm 209 inside the puncture needle holder 201 when the stop is the inside of the puncture needle cartridge 105 in front of the position at the time of mounting and the puncture needle holder 201.

At this time, the tip portion of the distal end portion and a second arm 210 of the first arm 209 remains in the puncture needle holder 201. The state after the puncture to the second state.

[Transition state from the second state to the third state]
Hereinafter, the series of operations at the time of disposal leading to <third state> will be described later after the <second state> (see FIG. 9) will be described for convenience divided from the 1 to the 4.

Waste the time of the 1
Waste member 106 with the operation of pressing only the puncture needle holder 201, only the puncture needle holder 201 is moved in the puncture needle 207 distal direction, the lancet body 203 does not move. At this time, the puncture needle holder 201 moves while the distal end of the first arm 209 is elastically deformed in the axial direction of the lancet body 203 along the open end 214 inward sloping. The distal end of the first arm 209, upon passing through the open end 214 (see FIG. 5), the distal end of the first arm 209 is exposed from the puncture needle holder 201.

During this time, the leading end portion of the second arm 210 remains within the puncture needle holder 201.

Waste the time of the 2
Waste member 106 continues to operate push in waste time of 1 above, although the puncture needle holder 201 moves further forward, the distal end portion position of the first arm 209 stays intact.

This movement of the further forward, this time, the puncture needle holder 201 moves while the distal end of the second arm 210 is elastically deformed in the axial direction of the lancet body 203 along the open end 214 inward sloping.

Third of state]
Waste the time of the 3
The distal end of the second arm 210, passes through the open end 214 is a front end of the opening 211, the elastic deformation distal end of the second arm 210 while returning to the original is exposed from the puncture needle holder 201. This state will be referred to <third state>.

Waste the time of the 4
At least one of the base rear portion and the guide 215 rear end portion of the first arm 209 engages the rear end of the puncture needle holder 201 openings 211, the force of the waste member 106 is applied to the lancet body 203, chat King portion 206 is released from the plunger 103, the puncture needle cartridge 105 is discarded from the puncture device body 101.

During this time, the operation change of the tip portion of the distal end portion and a second arm 210 of the first arm 209 is not.

Above, <first state>, <second state>, said operation of the first arm 209 and second arm 210 in the <third state of>. Next, we describe the operation of the first arm 209 and second arm 210 when in the "exposure preventing or reuse prevention of the puncture needle 207 after disposal" state.

Exposure preventing the puncture needle 207 after disposal, describes without remodeling attachment of the puncture needle cartridge 105 into the puncture device body 101, the re-use prevention of the puncture needle 207 after disposal, puncture the puncture device body 101 description will be given of a case where there is a re-attachment of the staple cartridge 105.

[Exposure preventing the puncture needle 207 after disposal]
When the lancet body 203 is moved in a direction to expose the case puncture needle 207 reseat not the puncture needle cartridge 105 into the puncture device body 101, the distal end portion of the second arm 210 is engaged with the puncture needle holder 201. Accordingly, to regulate the lancet body 203 moves forward, the puncture needle 207 can be prevented from being exposed from the puncture needle holder 201. Furthermore, even if the second arm 210 is broken, the distal end of the first arm 209 is engaged with the puncture needle holder 201. After thus discarding, always by two arms of the first arm 209 and second arm 210 functions for exposure prevention of the puncture needle 207 can be a safer product.

[Reuse protection of the puncture needle 207 after disposal]
If there is a re-attachment of the puncture needle cartridge 105 into the puncture device body 101 (no recap)
Re-use of the used lancet is prohibited. Nevertheless, when the user re-attachment of the puncture needle cartridge 105 into the puncture device body 101, as shown in FIG. 9B, the distal end portion and the puncture needle holder 201 of the second arm 210 is engaged by regulating that the lancet body 203 moves forward, can not be reused.

As described above in detail, according to this embodiment, the different positions of the lancet 204 constituting the puncture needle cartridge 105 is axially, a first arm 209 that is elastically deformable and a second arm 210 a puncture needle cartridge 105, the tip portion of the first arm 209 is exposed from the puncture needle holder 201 to restrict the movement of the lancet body 203 and <first state>, and the distal end portion of the first arm 209 , and the distal end portion of the second arm 210 is accommodated in the puncture needle holder 201, the lancet body 203 is movable in the axial direction of the puncture needle 207 and <second state>, and the distal end portion of the first arm 209 the tip of the second arm 210 are each exposed from the puncture needle holder 201, it can take a to restrict the movement of the lancet body 203 <third state>. With this configuration, it is possible to prevent the puncturing operation of the patient again be re-attached the used puncture needle cartridge 105.

Further, it is possible to prevent the puncture needle cartridge 105 after use, exposure of the puncture needle 207 tip after use by contact with the puncture needle holder 201 of the front end portion or the first arm 209 of the second arm 210 .

Further, since the provided first arm 209 and second arm 210 for restricting the axial movement of the lancet body 203 after use, even if the second arm 210 is damaged, the other which did not break arms by prevents exposure of the puncture needle, is even more secure.

In this embodiment, the first arm 209 or the second arm 210, by arms two types, it is possible to enhance the re-use prevention function. Further, it is possible to enhance even exposure preventing the puncture needle 207 after use.

Further, in the arm shape, by providing the projections 212 branched from the arm, or engages a more puncture needle holder 201, to or become more difficult to arm opens, the effect to help prevent re-use and exposed is there.

In particular, in this embodiment, are recapped the protective cap 202, and be mounted in the puncture device body 101, there is a peculiar effect that it is possible to prevent re-use.

In this embodiment, the first arm 209 and second arm 210 two by two arranged has been described as being disposed on the phase of the equal angle (180 degrees), the first arm 209 and second arm 210 but it is two, it is equiangular is not limited, respectively.

The first arm 209 and second arm 210, the inclined portion 209a, having a 210a, the second arm 210, is to have a projection portion 212 is not limited, respectively.

(Embodiment 2)
Figure 11 is a perspective view of the protective cap and the lancet body of the puncture needle cartridge according to the second embodiment of the present invention. The Figure 4 the same components will not be described are given the same numerals.

11, the lancet 304 has a first arm 309 that is disposed at a position whose phase is different around the axis of the lancet body 203 and the second arm 310.

As shown in FIG. 11, in the second embodiment, first arm 309 and second arm 310 are arranged two by two at positions having a phase difference of 90 degrees, the first arm 309, second arm 310 both are disposed with the phase of the same equal angle in the first embodiment (180 °).

Further, the chucking unit 206 side of the distal end portion of the first arm 309 and second arm 310, the inclined portion 309a, and a 310a.

The second arm 310, projecting portion 311 is provided. Protrusion 311 has a shape projecting in the puncturing direction from the distal end of the second arm 310.

While the first arm 209 of the first embodiment and the second arm 210 has been arranged in the same phase, in the second embodiment, the phase of the first arm 309 and second arm 310 are different. At this time, to prevent be easily deformed to all arms on the inside by the erroneous operation by the user.

According to the second embodiment, there is further the following effects in addition to the effects of the first embodiment. That is, as in the first arm 209 and second arm 210 of the first embodiment, when the arm is in the same phase, after disposal, when the arms grasp with fingers and the needle is exposed to excessive operation It can be considered. In contrast, in the second embodiment, since the phase of the first arm 309 and second arm 310 are shifted 90 degrees, the above-described operation is very difficult, there is an effect by exposure prevention.

In this embodiment, first arm 309 and second arm 310 are arranged two by two at positions having a phase difference of 90 degrees, an example was described in which arrangement the phase of equal angle (180 degrees) but first arm 309 and second arm 310, it is two, it is the phase difference of 90 degrees, it is equiangular is not limited, respectively.

The first arm 309 and second arm 310, the inclined portion 309a, having a 310a, the second arm 310, is to have a projection portion 311 is not limited, respectively.

(Embodiment 3)
Figure 12 is a perspective view of the protective cap and the lancet body of the puncture needle cartridge according to the third embodiment of the present invention. The Figure 4 the same components will not be described are given the same numerals.

12, the lancet 404, and a first arm 409 and second arm 410 has a projection 411.

As shown in FIG. 12, in the third embodiment, the first embodiment as in the first arm 409 and second arm 410 are arranged two each lancet body 203 as a symmetry axis and a symmetrical shape there.

Further, the first arm 409 chucking portion 206 side of the distal end portion of the second arm 410 has the inclined portion 409a, the 410a.

Further, the protrusion 411 has a shape protruding from the distal end of the second arm 410.

By the user's erroneous operation, when the user presses the rear end portion of the lancet body 203, as compared with the first embodiment, since both the arms have projections, even more exposed puncture needle 207 as one arm is broken and it has a difficult structure.

In the third embodiment, the first arm 409 has a protrusion 411 provided on both of the second arm 410 but may be provided only to the first arm 409.

(Embodiment 4)
Figure 13 is a perspective view of the protective cap and the lancet body of the puncture needle cartridge according to the fourth embodiment of the present invention. The Figure 4 the same components will not be described are given the same numerals.

13, the lancet 504 is provided with four first arm 509, and four second arms 510 having a projection 511.

As shown in FIG. 13, in the fourth embodiment, the first arm 509, the lancet body 203 are arranged four equidistantly shifted axially to the phase by 90 degrees as the symmetric axis, each the same shape and it is also the second arm 510 are disposed four at regular intervals in the same manner as the first arm 509, which each is the same shape.

Further, the first arm 509 chucking portion 206 side of the distal end portion of the second arm 510, the inclined portion 509a, and a 510a.

Further, the protrusion 511 has a shape protruding from the distal end of the second arm 510.

May Furthermore, in FIG. 13, has the four respective projections 511 on the second arm 510 one by one, of the four, even only two positions symmetrical has a projection 511 Absent. Of course, as in the embodiment described above 3 (see FIG. 12) may be a protrusion 511 provided on the first arm 509.

While the second arm 210 of the first embodiment was two, the second arm 510 in the fourth embodiment 4 is inborn.

The number of the second arm 510 is not limited to four, as long as a plurality inborn or more one or two.

(Embodiment 5)
Figure 14 is a perspective view of the protective cap and the lancet body of the puncture needle cartridge according to the fifth embodiment of the present invention. The Figure 4 the same components will not be described are given the same numerals.

14, the lancet 604 includes a first arm 609 and a second arm 610 of triangular ribs.

In the first embodiment, shapes of the second arm 210 of the first arm 209 was the same shape. In the fifth embodiment, the shape of the second arm 610 is a triangular projection shape different from the shape of the first arm 609.

As shown in FIG. 14, in the fifth embodiment, the first arm 609 is arranged two lancet body 203 as a symmetry axis has the same shape, similar to the first arm 609 The second arm 610 position are two arranged the same shape.

Further, the first arm 609 chucking portion 206 side of the distal end portion of the second arm 610, the inclined portion 609a, and a 610a.

The shape of the first arm or the second arm is not limited to the triangular projection shape, curved, bent, it may be tapered, or may have an inclined portion. However, from the viewpoint of prevention of exposure preventing and reuse of the puncture needle, the direction of bending styles and the inclined portion is limited. That is, in the inside of the lancet body 203 puncture needle holder 201, easily move in the opposite direction to the exposed direction of the puncture needle, so that moving the exposed direction of the puncture needle is restricted, necessary to limit the shape of the arms there is.

(Embodiment 6)
In 5 the first embodiment, the lancet case has been described that includes both the first and second arms. In the sixth embodiment, the lancet is not provided with a first arm, the case having a second arm.

15 and 16 are sectional views of the puncture needle cartridge according to the present embodiment. Figure 15 shows a state of the puncture needle cartridge before (not used) to be attached to the puncture device, FIG. 16 performs puncture mounted in the puncture device, the puncture of after withdrawal from the puncture device (used) It shows the state of the needle cartridge.

Incidentally, in the puncture needle cartridge 705 shown in FIGS. 15 and 16, the components common to the puncture needle cartridge 105 shown in FIGS. 3 and 4, the description of those 3, the same reference numerals as in FIG. 4 omitted. Puncture needle cartridge 705 shown in FIGS. 15 and 16, relative to the puncture needle cartridge 105 shown in FIGS. 3 and 4, a configuration that deletes the first arm 209.

As shown in FIG. 15, in the state of the puncture needle cartridge 705 is unused, the second arm 210 is located inside of the puncture needle holder 201.

On the other hand, as shown in FIG. 16, in the used state the puncture needle cartridge 705, the second arm 210 is exposed from the puncture needle holder 201, the holder engagement portion 213 of the second arm 210, the puncture needle holder 201 It engages the open end 214 of the.

Thus, it is regulated that the lancet body 203 moves in the axial direction (puncturing direction) of the puncture needle.

Therefore, the user can, by pressing the lancet body 203 of the used puncture needle cartridge 705, needle 207 is not exposed from the puncture needle holder 201.

Further, the user, the used puncture needle cartridge 705 is re-inserted into the puncture device body 101, even depress puncturing button 108 (see FIG. 1), the lancet body 203 in the axial direction of the puncture needle 207 (puncturing direction) moving is regulated, not be punctured again.

Thus, according to this embodiment, the puncture needle cartridge 705 in the used state, by providing the second arm 210 for restricting the movement of the lancet body 203, re-use and the used puncture needle cartridge 705 it is possible to prevent exposure of the puncture needle 207 of the used puncture needle cartridge 705.

Furthermore, as shown in FIG. 16, in the used state, the holder engagement portion 213 so as to sandwich the puncture needle holder 201, by a shape divided holder engagement portion 213 into two, the puncture needle 207 also presses the second arm 210 from the outside in the direction perpendicular to the axial direction, it is possible to second arm 210 is prevented from entering from the opening 211 to the inside of the puncture needle holder 201.

The shape of the holder engagement portion 213 is not limited to the embodiment shown in FIG. 16, the shape of the second arm or the like disclosed in other embodiments, the inner of the puncture needle holder 201 and the second arm 210 from the opening 211 as long as it can be prevented from entering the may be other shapes.

The above description is illustration of preferred embodiments of the present invention, the scope of the present invention is not limited thereto.

The above embodiments using the name puncture needle cartridge and puncture device, but this is for convenience of explanation, the puncture device, it may be a puncture tool such as a matter of course.

Further, components constituting the puncture needle cartridge, for example, the type of the cartridge may be of any type etc. The number and connection method.

Specification that is included in the 2008 of October 9 Patent Application No. 2008-262980 Japanese Patent Application and August 25, 2009 Japanese Patent Application No. 2009-194582, filed, disclosure of the drawings and the abstract is, all the present which it is incorporated.

Puncture needle cartridge and puncture device of the present invention, the mobile in order to perform the measurement and inspection using body fluids such as blood, and a puncture needle for replacement of the puncture device used for such blood collection, the puncture needle therein It housed so as to be, and has a the same time exchangeable puncture needle holder and the needle is useful as a disposable puncture needle cartridge.

100 lancing device 101 puncturing apparatus body 102 Besumeka 103 plunger 104 stubs 105,705 puncture needle cartridge 106 waste member 107 insertion opening 108 puncturing button 109 button for disposal 201 puncture needle holder 202 protective cap 203 lancet body 204,304,404,504 , 604 lancet 206 chucking unit 207 puncture needle 208 breaks 209,309,409,509,609 first arm 210,310,410,510,610 second arms 209a, 210a, 309a, 310a, 409a, 410a, 509a , 510a, 609a, 610a inclined portion 211 opening 212,311,411,511 protrusion 213 holder engagement portion 214 open end 215 guides

Claims (16)

  1. A puncture needle for puncturing the skin, the protection to cover some or all of the tip of the puncture needle, and the lancet wherein the puncture needle and a protective cap that is detachably formed, the lancet is the puncture so as to be movable in the axial direction of the needle, a puncture needle cartridge having a puncture needle holder that holds the lancet,
    The lancet is at different positions in the axial direction, is elastically deformable, the puncture needle cartridge comprising at least a first arm and a second arm.
  2. The lancet projecting outwardly from said outer peripheral surface, a pair of first arms, at different positions in the axial direction or the circumferential direction of the puncture needle relative to the first arm, outward from the outer peripheral surface protruding, and a second arm,
    The puncture needle holder, when the lancet is in the first position in the axial direction of the puncture needle, and housing the first arm or the second arm, and,
    When the lancet is in the second position in the axial direction of the puncture needle, the first arm or the second puncture needle cartridge according to claim 1, further comprising an opening to protrude the arms to the outside.
  3. A puncture needle for puncturing the skin, the protection to cover some or all of the tip of the puncture needle, and the lancet wherein the puncture needle and a protective cap that is detachably formed, the lancet is the puncture so as to be movable in the axial direction of the needle, a puncture needle cartridge having a puncture needle holder that holds the lancet,
    The lancet has a different position in the axial direction, that is elastically deformable, at least a first arm and a second arm,
    The puncture needle holder, when the lancet is in a predetermined position in the axial direction of the puncture needle, said first arm and / or the second arm to the outside of the puncture needle holder has an opening projecting ,
    The puncture needle cartridge, only the first arm protrudes from the opening, a first state for restricting movement of said lancet,
    Said first arm, a second arm is accommodated in the puncture needle cartridge, and a second state to be projectable said puncture needle from the puncture needle holder,
    The first arm and the second arm are both protruding from the opening, the puncture needle cartridge that can take a third state for restricting the movement of the lancet.
  4. The first arm and / or the second arm, the puncture needle cartridge according to claim 1, further comprising a protrusion.
  5. The protrusion, the first arm and / or said second puncture needle cartridge according to claim 4, wherein a projection projecting in a shape that branches from the arm.
  6. The first arm and / or the second arm, curved shape, bent shape, tapered, or sloped portion is a shape having a claim 1 puncture needle cartridge according.
  7. The first arm and / or the second arm around the axis of the lancet body, the puncture needle cartridge according to claim 1, wherein the plurality equally spaced.
  8. The first arm and / or the second arm, the puncture needle cartridge according to claim 1, wherein the plurality disposed in each equidistant from the protective cap.
  9. Wherein the first arm and / or near the tip of the second arm, the puncture needle cartridge according to claim 1, further comprising an inclined portion.
  10. It said second arm puncture needle cartridge according to claim 1, characterized in that provided in the protective cap side than the first arm.
  11. A lancing device for puncture needle cartridge of the cartridge type of piercing the skin is mounted,
    The puncture needle cartridge is a puncture needle cartridge according to claim 1, wherein a casing that holds the puncture needle holder of the puncture needle cartridge,
    Lancing device and a plunger for driving the axial direction of the puncture needle while holding the lancet.
  12. A lancing device for puncture needle cartridge of the cartridge type of piercing the skin is mounted,
    The puncture needle cartridge is a puncture needle cartridge according to claim 1,
    A casing for holding the puncture needle holder of the puncture needle cartridge,
    And a plunger for driving the axial direction of the puncture needle while holding the lancet,
    Wherein when said puncture needle cartridge that first is in the first state is loaded, the first arm is elastically deformed, to allow driving the lancet held by the plunger in the axial direction of the puncture needle, the puncture needle cartridge There when removed from the puncture device, in response to the holding of the lancet and the plunger is released, the puncture device for varying the puncture needle cartridge in the third state.
  13. A puncture needle for puncturing the skin, the protection to cover some or all of the tip of the puncture needle, and the lancet wherein the puncture needle and a protective cap that is detachably formed, the lancet is the puncture so as to be movable in the axial direction of the needle, a puncture needle cartridge having a puncture needle holder that holds the lancet,
    The lancet is at different positions of the axial, comprises a first element and a second element,
    The puncture needle holder has an opening,
    It said first element and / or said second element, abuts the puncture needle cartridge into the opening when exposed from the opening.
  14. The lancet projecting outwardly from said outer peripheral surface, a pair of the first element, at different positions in the axial direction or the circumferential direction of the puncture needle relative to the first arm, outward from the outer peripheral surface protruding, and a second element,
    The puncture needle holder, when the lancet is in the first position in the axial direction of the puncture needle, and housing the first element or the second element, and,
    Wherein when the lancet is in the second position in the axial direction of the puncture needle, the first element or the second puncture needle cartridge according to claim 13, wherein the element comprises an opening to project to the outside.
  15. A puncture needle for puncturing the skin, the protection to cover some or all of the tip of the puncture needle, and the lancet wherein the puncture needle and a protective cap that is detachably formed, the lancet is the puncture so as to be movable in the axial direction of the needle, a puncture needle cartridge having a puncture needle holder that holds the lancet,
    The lancet is at different positions of the axial, comprises a first element and a second element,
    The puncture needle holder, said first element and / or the second element has an opening which can be exposed to the outside of the puncture needle holder,
    Wherein only the first component is exposed from the opening portion, a first state in which the first element may contact with the opening,
    A second state in which the first element and the second element is not exposed from both said opening,
    It said first and second elements are exposed from both the opening, the puncture needle cartridge in which the second element can take a third state which can contact with the opening.
  16. A puncture needle for puncturing the skin, the holding portions except for the tip of the puncture needle, and protect the cover and the main body portion attachable to the puncture device, a part or the whole of the tip of the puncture needle, and the body and separably formed protective cap and parts, a lancet having,
    A puncture needle cartridge comprising: a puncture needle holder movably holds the main body portion in the axial direction of the puncture needle,
    The puncture needle holder has an opening,
    Said lancet,
    Until said body portion puncture is performed by the puncture needle is attached to the puncture device is located inside the puncture needle holder, the puncture needle main body portion even after the puncture has been carried out by said puncture exposed from the opening of the puncture holder when withdrawn from the apparatus has a limiting means for limiting the movement of said body portion relative to the puncture needle holder, the puncture needle cartridge.
PCT/JP2009/005299 2008-10-09 2009-10-09 Puncture needle cartridge and puncture device WO2010041473A1 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2008262980 2008-10-09
JP2008-262980 2008-10-09
JP2009194582 2009-08-25
JP2009-194582 2009-08-25

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WO (1) WO2010041473A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6278336B2 (en) * 2014-01-24 2018-02-14 ニプロ株式会社 Puncture device
JP2016101476A (en) * 2014-06-30 2016-06-02 パナソニックヘルスケアホールディングス株式会社 Puncture needle cartridge and puncture instrument to mount the same
JP2018051408A (en) * 2018-01-16 2018-04-05 ニプロ株式会社 The Lancet

Citations (6)

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Publication number Priority date Publication date Assignee Title
US5439473A (en) * 1993-12-13 1995-08-08 Modulohm A/S Safety lancet
WO2002043591A2 (en) * 2000-11-28 2002-06-06 Owen Mumford Limited Improvements relating to skin prickers
JP2005230570A (en) * 1994-11-29 2005-09-02 Apurusu Kk Lancet assembly
JP2005312763A (en) * 2004-04-30 2005-11-10 Arkray Inc Cartridge for puncture needle, puncture equipment, tip unit and adaptor
WO2006046570A1 (en) * 2004-10-25 2006-05-04 Arkray, Inc. Lancet and lancet device with the same
WO2007077930A1 (en) * 2006-01-05 2007-07-12 Matsushita Electric Industrial Co., Ltd. Blood test apparatus

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5439473A (en) * 1993-12-13 1995-08-08 Modulohm A/S Safety lancet
JP2005230570A (en) * 1994-11-29 2005-09-02 Apurusu Kk Lancet assembly
WO2002043591A2 (en) * 2000-11-28 2002-06-06 Owen Mumford Limited Improvements relating to skin prickers
JP2005312763A (en) * 2004-04-30 2005-11-10 Arkray Inc Cartridge for puncture needle, puncture equipment, tip unit and adaptor
WO2006046570A1 (en) * 2004-10-25 2006-05-04 Arkray, Inc. Lancet and lancet device with the same
WO2007077930A1 (en) * 2006-01-05 2007-07-12 Matsushita Electric Industrial Co., Ltd. Blood test apparatus

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