CN211658170U - Precise control blood sampler capable of preventing needle stick injury - Google Patents

Precise control blood sampler capable of preventing needle stick injury Download PDF

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CN211658170U
CN211658170U CN201922467404.2U CN201922467404U CN211658170U CN 211658170 U CN211658170 U CN 211658170U CN 201922467404 U CN201922467404 U CN 201922467404U CN 211658170 U CN211658170 U CN 211658170U
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test tube
hole
liquid level
electric motor
top seat
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易金燕
易紫辉
钟博华
卢佳美
黄玉莲
李亭慰
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First Affiliated Hospital of Guangxi Medical University
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Abstract

本实用新型提供一种精控防针刺伤采血器,包括支撑架、试管顶座、试管底座、试管、液位探测器、阻断器、电池以及开关,支撑架包括底板、支撑柱和支撑臂,支撑臂与试管顶座铰接,试管顶座上设有卡针孔、试管夹持孔以及阻断孔,试管的口部卡设于试管夹持孔内,液位探测器安装于支撑柱的侧壁上用于探测试管内的液位,阻断器包括电动马达、驱动齿轮以及阻断条,阻断条中部设有长孔,长孔的一侧设有与驱动齿轮相互配合的直齿,阻断条横向滑设于支撑臂上,阻断条的一端伸入阻断口内,电动马达安装于支撑柱顶端驱动阻断条滑动,液位探测器、电池、开关以及电动马达之间设有控制电路。可以解决医护人员在采血过程中生针刺伤风险大和采血剂量不能准确控制的技术问题。

Figure 201922467404

The utility model provides a precise control anti-needle puncture blood collection device, which comprises a support frame, a test tube top seat, a test tube base, a test tube, a liquid level detector, a blocker, a battery and a switch. The support frame includes a bottom plate, a support column and a support The arm, the support arm and the test tube top seat are hinged, the test tube top seat is provided with a pin hole, a test tube holding hole and a blocking hole, the mouth of the test tube is clamped in the test tube holding hole, and the liquid level detector is installed on the support column The side wall is used to detect the liquid level in the test tube. The blocker includes an electric motor, a driving gear and a blocking bar. The middle of the blocking bar is provided with a long hole, and one side of the long hole is provided with a straight hole that cooperates with the driving gear. Tooth, the blocking bar is slid laterally on the support arm, one end of the blocking bar extends into the blocking opening, and the electric motor is installed on the top of the support column to drive the blocking bar to slide, between the liquid level detector, the battery, the switch and the electric motor Equipped with control circuit. It can solve the technical problems of high risk of needle stick injury and inability to accurately control the blood collection dose in the process of blood collection for medical staff.

Figure 201922467404

Description

一种精控防针刺伤采血器A precise control anti-needle stick injury blood collection device

技术领域technical field

本实用新型涉及医用采血设备技术领域,尤其涉及一种精控防针刺伤采血器。The utility model relates to the technical field of medical blood collection equipment, in particular to a precise control needle stick injury prevention blood collection device.

背景技术Background technique

静脉采血针是一种在医疗检验过程中用于采集血样的采血针。其顶端的采血针用于穿刺血管,尾端透明软管与尾针通过外凸的硬质塑料连接部相连,尾针外由橡胶软管包裹,外套针帽,用于刺入真空采血试管,利用试管内的负压将血液吸入管内。A phlebotomy needle is a lancet used to collect blood samples during medical testing. The blood collection needle at the top is used to puncture the blood vessel, the transparent tube at the tail end is connected with the tail needle through the convex rigid plastic connecting part, the tail needle is wrapped by a rubber hose, and the needle cap is covered, which is used to pierce the vacuum blood collection test tube. The negative pressure in the test tube is used to draw blood into the tube.

医院中在对病人进行采血时,通常是手持试管并将采血针尾针插入试管内进行采血,由于护士采血频率高,因此发生针刺伤风险大;有时采血剂量不准确,会影响血液标本分析的准确性。When collecting blood from patients in hospitals, they usually hold a test tube and insert the tail needle of the blood collection needle into the test tube to collect blood. Due to the high frequency of blood collection by nurses, the risk of needle stick injuries is high; sometimes the blood collection dose is inaccurate, which will affect the analysis of blood samples. accuracy.

发明内容SUMMARY OF THE INVENTION

本实用新型所要解决的技术问题是:提供一种精控防针刺伤采血器,以解决医护人员在采血过程中生针刺伤风险大和采血剂量不能准确控制的技术问题。The technical problem to be solved by the utility model is to provide a precise control needle stick injury prevention blood collection device, so as to solve the technical problems of high risk of needle stick injury and inability to accurately control the blood collection dose for medical staff during the blood collection process.

为解决上述技术问题,本实用新型的技术方案是:一种精控防针刺伤采血器,包括支撑架、试管顶座、试管底座、试管、液位探测器、阻断器、电池以及开关,所述支撑架包括底板、支撑柱和支撑臂,所述支撑柱竖向固定于所述底板上,所述支撑臂横向设置,所述支撑臂一端与所支撑柱的顶端固定连接且另一端与试管顶座铰接,所述试管顶座顶部设有卡针孔,所述卡针孔为上部直径大于下部直径的阶梯孔,所述试管顶座底部设有试管夹持孔,所述试管顶座侧部设有阻断孔,所述卡针孔与所述试管夹持孔相通,所述阻断孔与所述卡针孔上部的大直径段相通,所述试管的口部卡设于所述试管夹持孔内,所述液位探测器安装于所述支撑柱的侧壁上用于探测所述试管内的液位,In order to solve the above-mentioned technical problems, the technical scheme of the present utility model is: a precise control anti-needle puncture blood collection device, comprising a support frame, a test tube top seat, a test tube base, a test tube, a liquid level detector, a blocker, a battery and a switch , the support frame includes a base plate, a support column and a support arm, the support column is vertically fixed on the base plate, the support arm is arranged horizontally, one end of the support arm is fixedly connected with the top end of the supported column and the other end It is hinged with the test tube top seat, the top of the test tube top seat is provided with a pin hole, the said pin hole is a stepped hole with an upper diameter larger than a lower diameter, and a test tube clamping hole is provided at the bottom of the test tube top seat, and the test tube top The side part of the seat is provided with a blocking hole, the pin clamping hole communicates with the test tube clamping hole, the blocking hole communicates with the large-diameter section on the upper part of the pin clamping hole, and the mouth of the test tube is clamped in the test tube. In the test tube clamping hole, the liquid level detector is installed on the side wall of the support column to detect the liquid level in the test tube,

所述阻断器包括电动马达、驱动齿轮以及阻断条,所述阻断条中部设有长孔,所述长孔的一侧设有与所述驱动齿轮相互配合的直齿,所述阻断条横向滑设于所述支撑臂上,所述阻断条的一端伸入所述阻断口内,所述电动马达安装于所述支撑柱顶端,所述电动马达的输出轴上安装有所述驱动齿轮,所述驱动齿轮与所述直齿相啮合,The blocker includes an electric motor, a driving gear and a blocking bar. The middle of the blocking bar is provided with a long hole, and one side of the long hole is provided with straight teeth that cooperate with the driving gear. The broken strip is slid laterally on the support arm, one end of the blocking strip extends into the blocking opening, the electric motor is installed on the top of the support column, and the output shaft of the electric motor is installed with a the drive gear, which meshes with the spur teeth,

所述试管底座设于所述底板上并位于所述试管顶座正下方,所述试管底座与所述底板之间夹设有复位弹簧,所述电池为所述液位探测器供电,所述开关串连于所述电池与所述液位探测器的输入端口之间,所述电池为所述电动马达供电,所述液位探测器的输出端口串连于所述电池和所述电动马达之间。The test tube base is arranged on the bottom plate and is located just below the test tube top seat, a return spring is sandwiched between the test tube base and the bottom plate, the battery supplies power for the liquid level detector, and the A switch is connected in series between the battery and the input port of the liquid level detector, the battery supplies power to the electric motor, and the output port of the liquid level detector is connected in series with the battery and the electric motor between.

作为一种改进的方式,所述试管夹持孔内侧壁上固定设有橡胶套圈。As an improved way, a rubber ferrule is fixed on the inner side wall of the test tube holding hole.

作为一种改进的方式,所述支撑臂与所述试管顶座之间设有固定于所述试管顶座底部的限位块。As an improved manner, a limit block fixed to the bottom of the test tube top seat is provided between the support arm and the test tube top seat.

作为一种改进的方式,所述液位探测器为单光束对射红外线探测器,所述单光束对射红外线探测器包括光束发射器和光束接收器,所述支撑架还包括支撑杆,所述光束发射器设于所述支撑柱上,所述光束接收器设于所述支撑杆上,所述光束发射器和所述光束接收器相对设置。As an improved way, the liquid level detector is a single beam opposite infrared detector, the single beam opposite infrared detector includes a beam transmitter and a beam receiver, and the support frame further includes a support rod, so the The beam transmitter is arranged on the support column, the beam receiver is arranged on the support rod, and the beam emitter and the beam receiver are arranged opposite to each other.

作为一种改进的方式,还包括报警器,所述报警器与所述电动马达串连。As an improved manner, an alarm device is also included, and the alarm device is connected in series with the electric motor.

作为一种改进的方式,所述开关包括上下相对设置的动触点和静触点,所述动触点与所述试管底座固定连接,所述静触点与所述底板固定连接。As an improved way, the switch includes a movable contact and a stationary contact arranged up and down opposite to each other, the movable contact is fixedly connected with the test tube base, and the stationary contact is fixedly connected with the bottom plate.

采用上述技术方案所取得的技术效果为:The technical effects obtained by adopting the above technical solutions are:

使用本申请的精控防针刺伤采血器在需要采血时只需要将试管插入试管顶座试管夹持孔内,采血过程中手不与试管直接接触,具有防针刺伤和固定试管的功能,本申请的采血器通过液位探测器探测试管内血液的高度并及时控制阻断器将采血针阻断,可以精确控制采血量,从而提高了血液标本分析的准确性。Using the precision-controlled anti-needle puncture blood collection device of the present application, when blood collection is required, only the test tube needs to be inserted into the test tube holding hole of the test tube top seat. During the blood collection process, the hand does not directly contact the test tube, and it has the functions of preventing needle stick injuries and fixing the test tube. The blood sampling device of the present application detects the height of the blood in the test tube through the liquid level detector and timely controls the blocker to block the blood sampling needle, so that the blood sampling volume can be precisely controlled, thereby improving the accuracy of blood sample analysis.

由于所述试管夹持孔内侧壁上固定设有橡胶套圈,橡胶套圈具有一定的弹性,可以将试管口夹持于试管夹持孔内防止试管滑落。Since a rubber ferrule is fixed on the inner side wall of the test tube clamping hole, the rubber ferrule has a certain elasticity, and the test tube mouth can be clamped in the test tube clamping hole to prevent the test tube from sliding down.

由于所述支撑臂与所述试管顶座之间设有固定于所述试管顶座底部的限位块,限位块可以对试管顶座的转动范围进行限位。Since a limit block fixed on the bottom of the test tube top seat is provided between the support arm and the test tube top seat, the limit block can limit the rotation range of the test tube top seat.

由于所述液位探测器为单光束对射红外线探测器,所述单光束对射红外线探测器包括光束发射器和光束接收器,所述支撑架还包括支撑杆,所述光束发射器设于所述支撑柱上,所述光束接收器设于所述支撑杆上,光束发射器发出红外线后穿过由光束接收器接收,用于检测试管内的血液高度。Since the liquid level detector is a single-beam opposite-to-beam infrared detector, the single-beam opposite-to-beam infrared detector includes a beam transmitter and a beam receiver, and the support frame further includes a support rod, and the beam transmitter is located at On the support column, the light beam receiver is arranged on the support rod, and the light beam transmitter emits infrared rays and then passes through and is received by the light beam receiver, which is used to detect the blood level in the test tube.

由于还包括报警器,所述报警器与所述电动马达串连,血液采集完毕后报警器可以及时报警。Since an alarm device is also included, the alarm device is connected in series with the electric motor, and the alarm device can alarm in time after the blood collection is completed.

由于所述开关包括上下相对设置的动触点和静触点,所述动触点与所述试管底座固定连接,所述静触点与所述底板固定连接,当试管旋转至竖直状态时,将动触点下压使其与静触点结合从而接通液位探测器的电路。Since the switch includes a movable contact and a stationary contact arranged oppositely up and down, the movable contact is fixedly connected to the test tube base, and the stationary contact is fixedly connected to the bottom plate. When the test tube is rotated to a vertical state , press the movable contact down to make it combine with the static contact to connect the circuit of the liquid level detector.

附图说明Description of drawings

下面结合附图和实施例对本实用新型进一步说明。The present utility model will be further described below in conjunction with the accompanying drawings and embodiments.

图1是本实用新型的结构图;Fig. 1 is the structure diagram of the present utility model;

图2是本实用新型的俯视图;Fig. 2 is the top view of the present utility model;

图3是本实用新型的电路原理图;Fig. 3 is the circuit schematic diagram of the present utility model;

图中,11-底板,12-支撑柱,13-支撑臂,14-支撑杆,2-试管顶座,21-卡针孔,22-试管夹持孔,23-阻断孔,24-限位块,3-试管底座,4-试管,5-液位探测器,51-光束发射器,52-光束接收器,60-长孔,61-电动马达,62-驱动齿轮,63-阻断条,7-复位弹簧,81-动触点,82-静触点。In the figure, 11-bottom plate, 12-support column, 13-support arm, 14-support rod, 2-test tube top seat, 21-pin hole, 22-test tube holding hole, 23-blocking hole, 24-limit Bit Block, 3- Test Tube Base, 4- Test Tube, 5- Liquid Level Detector, 51- Beam Emitter, 52- Beam Receiver, 60- Long Hole, 61- Electric Motor, 62- Drive Gear, 63- Block bar, 7-return spring, 81-moving contact, 82-static contact.

具体实施方式Detailed ways

如图1~3所示,一种精控防针刺伤采血器,包括支撑架、试管顶座2、试管底座3、试管4、液位探测器5、阻断器、电池以及开关,支撑架包括底板11、支撑柱12和支撑臂13,支撑柱12竖向固定于底板11上,支撑臂13横向设置,支撑臂13一端与所支撑柱12的顶端固定连接且另一端与试管顶座2铰接,支撑臂13与试管顶座2之间设有固定于试管顶座2底部的限位块24,限位块24可以对试管顶座2的转动范围进行限位。As shown in Figures 1 to 3, a precise control needle stick prevention blood collection device includes a support frame, a test tube top seat 2, a test tube base 3, a test tube 4, a liquid level detector 5, a blocker, a battery and a switch. The rack includes a base plate 11, a support column 12 and a support arm 13, the support column 12 is vertically fixed on the base plate 11, the support arm 13 is arranged horizontally, one end of the support arm 13 is fixedly connected to the top of the supported column 12 and the other end is connected to the test tube top 2 is hinged, a limit block 24 fixed on the bottom of the test tube top seat 2 is provided between the support arm 13 and the test tube top seat 2 , and the limit block 24 can limit the rotation range of the test tube top seat 2 .

试管顶座2顶部设有卡针孔21,卡针孔21为上部直径大于下部直径的阶梯孔,试管顶座3底部设有试管夹持孔22,试管顶座2侧部设有阻断孔23,卡针孔21与试管夹持孔22相通,阻断孔23与卡针孔21上部的大直径段相通,试管4的口部卡设于试管夹持孔22内,试管夹持孔22内侧壁上固定设有橡胶套圈,橡胶套圈具有一定的弹性,可以将试管口夹持于试管夹持孔22内防止试管4滑落。The top of the test tube top seat 2 is provided with a pin-jamming hole 21, the pin-jamming hole 21 is a stepped hole with an upper diameter larger than the lower diameter, a test tube clamping hole 22 is provided at the bottom of the test tube top seat 3, and a blocking hole is provided on the side of the test tube top seat 2 23. The pin hole 21 is communicated with the test tube clamping hole 22, the blocking hole 23 is communicated with the large diameter section on the upper part of the pin clamping hole 21, the mouth of the test tube 4 is clamped in the test tube clamping hole 22, and the test tube clamping hole 22 A rubber ferrule is fixed on the inner side wall, and the rubber ferrule has a certain elasticity, which can clamp the test tube mouth in the test tube clamping hole 22 to prevent the test tube 4 from sliding down.

液位探测器5安装于支撑柱12的侧壁上用于探测试管4内的液位,优选地,液位探测器5为单光束对射红外线探测器,单光束对射红外线探测器包括光束发射器51和光束接收器52,支撑架还包括支撑杆14,支撑杆14固定设于底板11上且和支撑柱12分居于试管4的两侧,光束发射器51设于支撑柱12上,光束接收器52设于支撑杆14上,光束发射器51发出红外线后穿过试管4由光束接收器52接收,用于检测试管4内的血液高度。The liquid level detector 5 is installed on the side wall of the support column 12 for detecting the liquid level in the test tube 4. Preferably, the liquid level detector 5 is a single beam opposite infrared detector, and the single beam opposite infrared detector includes a beam The transmitter 51 and the beam receiver 52, the support frame also includes a support rod 14, the support rod 14 is fixedly arranged on the bottom plate 11 and is separated from the support column 12 on both sides of the test tube 4, and the beam transmitter 51 is arranged on the support column 12, The beam receiver 52 is arranged on the support rod 14 , and the beam transmitter 51 emits infrared rays and passes through the test tube 4 to be received by the beam receiver 52 , for detecting the blood level in the test tube 4 .

阻断器包括电动马达61、驱动齿轮62以及阻断条63,阻断条63中部设有长孔60,长孔60的一侧设有与驱动齿轮62相互配合的直齿,阻断条63横向滑设于支撑臂13上,阻断条63的一端伸入阻断口内,电动马达61安装于支撑柱12顶端,电动马达61的输出轴上安装有驱动齿轮62,驱动齿轮62与直齿相啮合。The blocker includes an electric motor 61 , a driving gear 62 and a blocking bar 63 . A long hole 60 is provided in the middle of the blocking bar 63 , and one side of the long hole 60 is provided with straight teeth that cooperate with the driving gear 62 . The blocking bar 63 It is slid laterally on the support arm 13, one end of the blocking strip 63 extends into the blocking opening, the electric motor 61 is installed on the top of the support column 12, and the output shaft of the electric motor 61 is installed with a driving gear 62, the driving gear 62 and the straight tooth meshed.

试管底座3设于底板11上并位于试管顶座2正下方,试管底座3与底板11之间夹设有复位弹簧7,电池为液位探测器5供电,开关串连于电池与液位探测器5的输入端口之间。优选的,开关包括上下相对设置的动触点81和静触点82,动触点81与试管底座3固定连接,静触点82与底板11固定连接,当试管4旋转至竖直状态时,试管4将动触点81下压使其与静触点82结合从而接通液位探测器5的电路。电池为电动马达61供电,液位探测器的输出端口串连于电池和电动马达61之间。The test tube base 3 is arranged on the bottom plate 11 and is located directly below the test tube top seat 2, a return spring 7 is sandwiched between the test tube base 3 and the bottom plate 11, the battery supplies power for the liquid level detector 5, and the switch is connected in series with the battery and the liquid level detection. between the input ports of device 5. Preferably, the switch includes a movable contact 81 and a stationary contact 82 that are arranged opposite to each other. The movable contact 81 is fixedly connected to the test tube base 3, and the static contact 82 is fixedly connected to the bottom plate 11. When the test tube 4 is rotated to the vertical state, The test tube 4 pushes down the movable contact 81 to make it combine with the stationary contact 82 to connect the circuit of the liquid level detector 5 . The battery supplies power to the electric motor 61 , and the output port of the liquid level detector is connected in series between the battery and the electric motor 61 .

本申请的精控防针刺伤采血器还可包括报警器9,报警器9与电动马达61串连,血液采集完毕后报警器9可以及时报警。The precise control needle stick prevention blood collection device of the present application may further include an alarm device 9, which is connected in series with the electric motor 61, and the alarm device 9 can alarm in time after the blood collection is completed.

本申请的精控防针刺伤采血器的使用方法为:The use method of the precise control needle stick prevention lancet of the present application is as follows:

将采血针插入到卡针孔内,试管口由试管顶座底部的试管夹持孔22插入,试管顶座2具有防针刺伤和固定试管4的功能。然后把试管4旋转至竖直状态,推动试管底座3往下压,使动触点81和静触点82互相接触,液位探测器5与电池之间的电路就会接通。当液位探测器5探测到试管4内血液的高度达到预定高度时,液位探测器5控制阻断器工作,电动马达61通过驱动齿轮62驱动阻断条63横向滑动将采血针中部阻断从而阻断采血。Insert the blood collection needle into the pin hole, and the mouth of the test tube is inserted through the test tube holding hole 22 at the bottom of the test tube top seat. The test tube top seat 2 has the functions of preventing needle stick injuries and fixing the test tube 4 . Then, rotate the test tube 4 to a vertical state, push the test tube base 3 to press down, so that the movable contact 81 and the static contact 82 contact each other, and the circuit between the liquid level detector 5 and the battery will be connected. When the liquid level detector 5 detects that the height of the blood in the test tube 4 reaches a predetermined height, the liquid level detector 5 controls the blocker to work, and the electric motor 61 drives the blocking bar 63 to slide laterally through the driving gear 62 to block the middle of the blood collection needle. thereby blocking blood collection.

使用本申请的精控防针刺伤采血器在需要采血时只需要将试管4插入试管顶座2上的试管夹持孔22内,采血过程中手不与试管4直接接触,具有防针刺伤和固定试管4的功能,本申请的采血器通过液位探测器5探测试管4内血液的高度并及时控制阻断器将采血针阻断,可以精确控制采血量,从而提高了血液标本分析的准确性。Using the precise control needle stick prevention blood collection device of the present application, when blood collection is required, only the test tube 4 needs to be inserted into the test tube holding hole 22 on the test tube top seat 2. Injury and fix the function of the test tube 4, the blood collection device of the present application detects the height of the blood in the test tube 4 through the liquid level detector 5 and timely controls the blocker to block the blood collection needle, which can accurately control the blood collection volume, thereby improving the analysis of blood samples. accuracy.

显而易见的是,以上的描述和记载仅仅是举例而不是为了限制本实用新型的公开内容、应用或使用。虽然已经在实施例中描述过并且在附图中描述了实施例,但本实用新型不限制由附图示例和在实施例中描述的作为目前认为的最佳模式以实施本实用新型的教导的特定例子,本实用新型的范围将包括落入前面的说明书和所附的权利要求的任何实施例。Obviously, the above descriptions and records are only examples and are not intended to limit the disclosure, application or use of the present invention. While the embodiments have been described and illustrated in the accompanying drawings, the present invention is not limited to what is presently believed to be the best mode for carrying out the teachings of the present invention, exemplified in the drawings and described in the embodiments. By way of specific example, the scope of the invention is to include any embodiments falling within the preceding description and appended claims.

Claims (6)

1. A precise control blood sampler capable of preventing needle stick injuries is characterized by comprising a support frame, a test tube top seat, a test tube base, a test tube, a liquid level detector, a blocker, a battery and a switch,
the support frame comprises a bottom plate, a support column and a support arm, wherein the support column is vertically fixed on the bottom plate, the support arm is transversely arranged, one end of the support arm is fixedly connected with the top end of the support column, the other end of the support arm is hinged with a test tube top seat, a clamping needle hole is arranged at the top of the test tube top seat, the clamping needle hole is a stepped hole with the diameter of the upper part larger than that of the lower part, a test tube clamping hole is arranged at the bottom of the test tube top seat, a blocking hole is arranged at the side part of the test tube top seat, the clamping needle hole is communicated with the test tube clamping hole, the blocking hole is communicated with the upper part of the clamping needle hole, the opening part of the test tube is clamped in the test,
the blocker comprises an electric motor, a driving gear and a blocking strip, a long hole is arranged in the middle of the blocking strip, straight teeth matched with the driving gear are arranged on one side of the long hole, the blocking strip is transversely and slidably arranged on the supporting arm, one end of the blocking strip extends into the blocking hole, the electric motor is arranged at the top end of the supporting column, the driving gear is arranged on an output shaft of the electric motor, the driving gear is meshed with the straight teeth,
the test tube base is located on the bottom plate and be located under the test tube footstock, the test tube base with press from both sides between the bottom plate and be equipped with reset spring, the battery does the liquid level detector power supply, the switch concatenates in the battery with between the input port of liquid level detector, the battery does the electric motor power supply, the output port of liquid level detector concatenates in the battery with between the electric motor.
2. The precision control anti-needle stick wound hemostix according to claim 1, wherein a rubber ferrule is fixed on the inner side wall of the test tube holding hole.
3. The precision-controlled lancing wound-preventing hemostix according to claim 2, wherein a stopper fixed to the bottom of the test tube top seat is provided between the support arm and the test tube top seat.
4. The precision control anti-needle stick wound hemostix according to claim 1, wherein the liquid level detector is a single beam opposed infrared detector comprising a beam emitter and a beam receiver, the support frame further comprises a support bar, the beam emitter is disposed on the support bar, the beam receiver is disposed on the support bar, and the beam emitter and the beam receiver are disposed opposite to each other.
5. The precision control needle stick wound prevention blood sampler of claim 1, further comprising an alarm connected in series with the electric motor.
6. The precision-controlled lancing wound-preventing hemostix according to claim 1, wherein the switch comprises a movable contact and a stationary contact which are oppositely arranged up and down, the movable contact is fixedly connected with the test tube base, and the stationary contact is fixedly connected with the bottom plate.
CN201922467404.2U 2019-12-31 2019-12-31 Precise control blood sampler capable of preventing needle stick injury Active CN211658170U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922467404.2U CN211658170U (en) 2019-12-31 2019-12-31 Precise control blood sampler capable of preventing needle stick injury

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922467404.2U CN211658170U (en) 2019-12-31 2019-12-31 Precise control blood sampler capable of preventing needle stick injury

Publications (1)

Publication Number Publication Date
CN211658170U true CN211658170U (en) 2020-10-13

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Family Applications (1)

Application Number Title Priority Date Filing Date
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Country Link
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