CN104188669B - A needlestick prevention disposable lancet - Google Patents

A needlestick prevention disposable lancet Download PDF

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Publication number
CN104188669B
CN104188669B CN201410479984.6A CN201410479984A CN104188669B CN 104188669 B CN104188669 B CN 104188669B CN 201410479984 A CN201410479984 A CN 201410479984A CN 104188669 B CN104188669 B CN 104188669B
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China
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provided
needle
anti
blood
pull
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CN201410479984.6A
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Chinese (zh)
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CN104188669A (en
Inventor
罗绍基
张江生
张卓旋
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广东海鸥医疗器械股份有限公司
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Abstract

本发明涉及一种一次性使用防针刺采血针。 The present invention relates to a disposable lancet needlestick prevention. 包括护套、采血针管和导管,在采血针管和导管之间,设有回拉装置,在回拉装置上套设有防针刺保护套。 It includes a sheath, blood collection needle and the catheter, between the catheter and the blood collection needle provided with retraction means, in the pull-back device provided with an anti needle protector sleeve. 在回拉装置的外侧壁,设有二条轴向导棱,在防针刺保护套的内侧壁,设有二条与所述导棱动配合的导槽。 In the outer wall of the retraction means, is provided with two axial guide ribs in the sidewall needlestick prevention protective sleeve, the guide rib is provided with two movable fitting guide groove. 由于在回拉装置上部的导棱处,设置自锁扣槽,在防针刺保护套的下部,设有与所述自锁扣槽卡扣配合的自锁卡凸,当采血完成后,拉下回拉手柄,回拉装置上部的自锁扣槽到达防针刺保护套下部的自锁卡凸位置时,自锁扣槽和自锁卡凸卡扣配合将回拉装置和防针刺保护套自动锁定。 Since the guide rib of the upper pull-back means, provided from the latch grooves at a lower portion of the anti-needle protector is provided with projections from the latch from the latching groove snap fit, when the blood is completed, pull Next time the pull handle, the retraction means from the latching groove reaches from the upper portion of latch projections lower position needlestick prevention protective cover, since the self-latching groove and latch projections snap fit and anti-pull back needle protection device set automatic locking. 针管进入防针刺保护套,从而达到防针刺目的。 Needle into the needle protector anti, anti needling to achieve the purpose.

Description

一次性使用防针刺采血针 A needlestick prevention disposable lancet

技术领域 FIELD

[0001]本发明涉及一种医疗器械,具体是一种一次性使用防针刺采血针。 [0001] The present invention relates to a medical instrument, in particular a disposable lancet needlestick prevention.

背景技术 Background technique

[0002]目前,临床上在对病体医疗的采血过程中,广泛采用非防针刺采血针,因此在采血后对采血针的收集、运输和处理过程中,稍不小心针头将会划伤医护人员和有关的操作人员。 [0002] Currently, the clinical course of the blood of ill health, the widespread adoption of non-anti-prick needle, so after blood collection needle for blood collection, transportation and processing, will be a little careless needle scratch health care personnel and related operators.

发明内容 SUMMARY

[0003]本发明的目的在于克服现有采血针的缺点,提供一种具有防针刺功能的采血针。 [0003] The object of the present invention is to overcome the disadvantages of conventional blood collection needles, blood collection needle provided having a needlestick prevention function.

[0004]本发明,包括护套、采血针管和导管,在采血针管和导管之间,设有回拉装置,回拉装置的轴中心为血液通道,血液通道的上端连接采血针管,血液通道的下端连接导管,在回拉装置上套设有防针刺保护套。 [0004] In the present invention, comprising a sheath, blood collection needle and the catheter between the blood collection needle and a catheter, with pull-back means, an axial center back means for passage of blood, the upper end of the blood channel connecting the blood collection needle, a blood passage connecting the lower end of the conduit, the pull-back device provided with an anti needle protector sleeve.

[0005]本发明,在回拉装置的外侧壁,设有二条轴向导棱,在防针刺保护套的内侧壁,设有二条与所述导棱动配合的导槽。 [0005] In the present invention, the outer wall of the retraction means, is provided with two axial guide ribs, the needle protection sleeve preventing the inner side wall, the guide rib is provided with two movable fitting guide groove.

[0006]本发明,在回拉装置上部的导棱处,设有自锁扣槽,在防针刺保护套的下部,设有与所述自锁扣槽卡扣配合的自锁卡凸。 [0006] the present invention, the upper guide edge of the pull-back device, provided with self-latching groove in a lower portion of the anti-needle protector is provided with projections from the latch from the latching groove snap fit.

[0007]本发明,在回拉装置的上部,设有环槽,在防针刺保护套的上部,设有与所述环槽卡扣配合的凸环。 [0007] The present invention, in the upper portion of the retraction means, is provided with an annular groove, in the upper part of the anti-needle protector is provided with a snap ring groove with the collar. 所述环槽和凸环构成防针刺保护套的反作用力扣位,有效防止穿刺过程回拉装置回缩问题。 Said annular groove and the collar to the reaction force buckling preventing needle protection sleeve, effectively prevent the puncture device during retraction retraction problem.

[0008]本发明,在所述防针刺保护套的右侧,设有穿刺手柄;在所述防针刺保护套的上侧,设有凹凸防滑纹,旨在使医务人员在穿刺采血过程中提高其可操作性。 [0008] In the present invention, the anti-right needle protection sleeve is provided in the puncture handle; needlestick prevention of the protective cover on the upper side, is provided with irregularities antiskid intended medical personnel during the lancing blood improve the operability.

[0009]本发明,由于在回拉装置上部的导棱处,设置自锁扣槽,在防针刺保护套的下部,设有与所述自锁扣槽卡扣配合的自锁卡凸,当采血完成后,拉下回拉手柄,回拉装置上部的自锁扣槽到达防针刺保护套下部的自锁卡凸位置时,自锁扣槽和自锁卡凸卡扣配合将回拉装置和防针刺保护套自动锁定。 [0009] In the present invention, since the retraction of the upper edge of the guide means, self-latching groove provided in the lower portion of the anti-needle protection sleeve, provided with the self-latching latch protrusion from the groove snap fit, when the blood is completed, pull the handle back down, pull back from the latching groove reaches from the upper portion of the latch means projecting lower position needlestick prevention protective cover, since the self-latching groove and latch to snap fit projections pullback A needlestick prevention device and the protective sleeve automatically locked. 针管进入防针刺保护套,从而达到防针刺目的。 Needle into the needle protector anti, anti needling to achieve the purpose.

附图说明 BRIEF DESCRIPTION

[0010]图1为实施例的部件分解图;图2-图7为回拉装置和防针刺保护套配合关系结构示意图,其中,图2-图3为使用前状态图,图4为使用后状态图,图3为图2之AA剖视图,图5为图2之BB剖视图,图6为图4之CC剖视图,图7为图4之DD剖视图,图8为实施例的总装外观图。 [0010] FIG. 1 is an exploded components of the embodiment of FIG.; FIG. 2 to FIG. 7 is a schematic configuration mating relationship and anti-back means for the needle guard, wherein Figures 2-3 is a state before use and FIG. 4 using after the state of FIG, 3 is a AA in FIG. 2 of the cross-sectional view, FIG. 5 is a BB in FIG. 2 of the cross-sectional view, FIG. 6 is a CC in FIG. 4 the cross-sectional view, FIG. 7 is a DD of FIG. 4 the cross-sectional view, FIG. 8 is a assembly external view of an example of embodiment. [0011 ]图中,1、护套;2、防针刺保护套;21、穿刺手柄;22、防针刺保护套自锁卡凸;23、防针刺保护套导槽;24、凸环;25、凹凸防滑纹;3、采血针管;4、回拉装置;41、回拉装置手柄;42、血液通道;43、回拉装置自锁卡槽;44、回拉装置导棱;45、环槽;5、导管;6、连接座;7、针座;8、胶塞穿刺针;9、胶塞穿刺保护套。 [0011] FIG, 1, the sheath; 2, anti needle protector; 21, the puncture handle; 22, anti-self latch needle protector projection; 23, A needlestick prevention protective sleeve guide groove; 24, collar ; 25, irregularities antiskid; 3, blood collection needle; 4, retraction device; 41, retraction device handle; 42, passage of blood; 43, retraction self-locking slot; 44, retraction means guide ribs; 45, annular groove; 5, catheter; 6, connecting seat; 7, the needle hub; 8, the puncture needle stopper; 9, plug piercing protector.

具体实施方式 Detailed ways

[0012]参照图1-图8,一次性使用防针刺采血针,由护套1、防针刺保护套2、采血针管3、回拉装置4、导管5、连接座6、针座7、胶塞穿刺针8和胶塞穿刺保护套9组成,在采血针管3和导管5之间,设有回拉装置4,回拉装置4的轴中心为血液通道42,血液通道42的上端连接采血针管3,血液通道42的下端连接导管5,在回拉装置4上套设有防针刺保护套2。 [0012] Referring to Figures 1-8, disposable lancet needle preventing, by a sheath 1, anti needle protector 2, the blood collection needle tube 3, pull back means 4, a conduit 5, connecting seat 6, the needle hub 7 rubber plug 8 and the stopper puncture needle protection sleeve 9 composition, between blood collection needle 3 and catheter 5, with pulling back means 4, 4-back means of the axial center of the blood passage 42, passage 42 is connected to the upper end of blood blood collection needle tube 3, the lower end of the blood channel 5 connecting duct 42, the retraction means 4 is provided on the sleeve 2 needlestick prevention protective sheath. 在回拉装置4的外侧壁,设有二条轴向导棱44,在防针刺保护套2的内侧壁,设有二条与所述导棱44动配合的导槽23。 In the retraction means of the outer side wall 4, is provided with two axial guide ribs 44, the inner side wall of the anti-needle protector 2, is provided with two guide ribs 44 with the guide groove 23 loosely fitted. 在回拉装置4上部的导棱44处,设有自锁扣槽43,在防针刺保护套2的下部,设有与所述自锁扣槽43卡扣配合的自锁卡凸22。 At the guide rib 44 of the upper restraint device 4, is provided with self-latching groove 43 in the lower portion of the anti-needle protector 2, it is provided with the self-latching groove 43 snap-fit ​​projections 22 from the latch. 当采血完成后,拉下回拉手柄,回拉装置4上部的自锁扣槽43到达防针刺保护套2下部的自锁卡凸22位置时,自锁扣槽43和自锁卡凸卡22扣配合将回拉装置4和防针刺保护套2自动锁定。 When the blood is completed, pull the handle back down, back means 4 from the upper portion of the groove 43 reaches the latching anti needle protector 22 from the latch position of the convex lower portion 2, since the groove 43 and self-latching latch projections card 22 snap fit the restraint device 4 and the needle protector 2 anti-lock automatically. 针管3进入防针刺保护套2,从而达到防针刺目的。 3 the needle tube into the protective sheath 2 needlestick prevention, so as to achieve the purpose of preventing needle. 在回拉装置4的上部,设有环槽45,在防针刺保护套2的上部,设有与所述环槽45卡扣配合的凸环24。 In the upper portion 4 of the pull-back means, an annular groove 45 provided in the upper portion of the anti-needle protector 2, is provided with the annular groove 45 of the collar 24 snap. 所述环槽45和凸环24构成防针刺保护套的反作用力扣位,有效防止穿刺过程回拉装置回缩问题。 The annular groove 45 and the collar 24 constituting the anti-reaction force needle guard lock position, effectively prevent the puncture device during retraction retraction problem. 在所述防针刺保护套2的右侧,设有穿刺手柄21;在所述防针刺保护套2的上侧,设有凹凸防滑纹25,旨在使医务人员在穿刺采血过程中提高其可操作性。 In the right side of the needle preventing the protective sheath 2, the puncture handle 21 is provided; needlestick prevention on the side of the protective sheath 2, provided with irregularities antiskid 25, designed to enable medical personnel to improve the process of puncturing blood its maneuverability.

Claims (2)

1.一次性使用防针刺采血针,包括护套(I)、采血针管(3)和导管(5),其特征为:在采血针管(3)和导管(5)之间,设有回拉装置(4),回拉装置(4)的轴中心为血液通道(42),血液通道(42)的上端连接采血针管(3),血液通道(42)的下端连接导管(5),在回拉装置(4)上套设有防针刺保护套(2);在回拉装置(4)的外侧壁,设有二条轴向导棱(44),在回拉装置(4)的下端,设有回拉装置手柄(41),在防针刺保护套(2)的内侧壁,设有二条与所述导棱(44)动配合的导槽(23);在回拉装置(4)上部的导棱(44)处,设有自锁扣槽(43),在防针刺保护套(2)的下部,设有与所述自锁扣槽(43)卡扣配合的自锁卡凸(22);在回拉装置(4)的上部,设有环槽(45),在防针刺保护套(2)的上部,设有与所述环槽(45)卡扣配合的凸环(24)。 1. Anti disposable lancet needle, comprising a sheath (the I), blood collection needle (3) and the conduit (5), wherein: the blood collection needle tube (3) and the conduit (5) between, with back the axial center of the tensioning device (4), back means (4) for the passage of blood (42), the upper end of the blood channel (42) connecting the blood collection needle (3), the lower end of the blood channel (42) connecting duct (5), in retraction means (4) provided on the sleeve preventing needle guard (2); the outer sidewall retraction means (4) is provided with two axial guide rib (44), the lower end of the retraction means (4), retraction means is provided with a handle (41), the inner side wall needlestick prevention protective sheath (2) is provided with the two guide ribs (44) movable with the guide grooves (23); the retracting means (4) at an upper portion of the guide rib (44), provided with self-latching groove (43) in the lower needlestick prevention protective sheath (2) is provided with said latching groove (43) from the snap-fit ​​latch from projections (22); the upper portion of the retraction means (4) is provided with an annular groove (45), the upper portion of the anti-needle protector (2) is provided with said annular groove (45) snap fit projections ring (24).
2.根据权利要求1所述的防针刺采血针,其特征为:在所述防针刺保护套(2)的右侧,设有穿刺手柄(21);在所述防针刺保护套(2)的上侧,设有凹凸防滑纹(25)。 A needlestick prevention according to claim 1 of the lancet, wherein: the right side of the anti-needle protective sheath (2) is provided with a puncture handle (21); the anti-needle protector (2) side, is provided with antiskid irregularities (25).
CN201410479984.6A 2014-09-18 2014-09-18 A needlestick prevention disposable lancet CN104188669B (en)

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4935012A (en) * 1988-06-10 1990-06-19 George R. Magre Safety device for medical needles
US5338310A (en) * 1992-02-06 1994-08-16 Becton, Dickinson And Company Needle device having safety indication features
US5779683A (en) * 1994-02-14 1998-07-14 Medicorp Holding S.A. Injector module for a syringe and pre-filled syringe provided therewith
CN1586648A (en) * 2004-08-16 2005-03-02 钱倚天 Disposable safety blood taking and transfusion needle
TW201204422A (en) * 2010-07-26 2012-02-01 Wu Chen Wen Protection device of syringe needle
CN102525488A (en) * 2011-12-01 2012-07-04 上海金塔医用器材有限公司 Disposable sterile retraction safety blood sampling needle
CN202553946U (en) * 2012-05-15 2012-11-28 王振民 Anti-stabbed bloodiness-prevention needle guard integrated novel venous injection needle with post-operation needle end
CN204072110U (en) * 2014-09-18 2015-01-07 广东海鸥医疗器械股份有限公司 Disposable puncture-proof blood collection needle

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4935012A (en) * 1988-06-10 1990-06-19 George R. Magre Safety device for medical needles
US5338310A (en) * 1992-02-06 1994-08-16 Becton, Dickinson And Company Needle device having safety indication features
US5779683A (en) * 1994-02-14 1998-07-14 Medicorp Holding S.A. Injector module for a syringe and pre-filled syringe provided therewith
CN1586648A (en) * 2004-08-16 2005-03-02 钱倚天 Disposable safety blood taking and transfusion needle
TW201204422A (en) * 2010-07-26 2012-02-01 Wu Chen Wen Protection device of syringe needle
CN102525488A (en) * 2011-12-01 2012-07-04 上海金塔医用器材有限公司 Disposable sterile retraction safety blood sampling needle
CN202553946U (en) * 2012-05-15 2012-11-28 王振民 Anti-stabbed bloodiness-prevention needle guard integrated novel venous injection needle with post-operation needle end
CN204072110U (en) * 2014-09-18 2015-01-07 广东海鸥医疗器械股份有限公司 Disposable puncture-proof blood collection needle

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