New! View global litigation for patent families

CN103536983A - H-matic pressure control infusion pump - Google Patents

H-matic pressure control infusion pump Download PDF

Info

Publication number
CN103536983A
CN103536983A CN 201310443174 CN201310443174A CN103536983A CN 103536983 A CN103536983 A CN 103536983A CN 201310443174 CN201310443174 CN 201310443174 CN 201310443174 A CN201310443174 A CN 201310443174A CN 103536983 A CN103536983 A CN 103536983A
Authority
CN
Grant status
Application
Patent type
Prior art keywords
liquid
valve
infusion
core
lower
Prior art date
Application number
CN 201310443174
Other languages
Chinese (zh)
Other versions
CN103536983B (en )
Inventor
王行环
Original Assignee
王行环
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

Links

Abstract

The invention discloses an H-matic pressure control infusion pump which comprises a silica gel balloon. A liquid inlet and a liquid outlet are respectively formed in the two ends of the silica gel balloon. The liquid inlet is connected with an upper infusion tube. The liquid outlet is connected with a lower infusion tube. A liquid inlet connector is arranged between the liquid inlet and the upper infusion tube. An upper valve core is arranged in the liquid inlet connector. The end portion of the upper valve core is in a taper shape and abuts against and is matched with an orifice of the upper infusion tube. A plurality of upper valve core liquid passages are arranged around the valve body of the upper valve core. A liquid outlet connector is arranged between the liquid outlet and the lower liquid infusion tube. A lower valve core is arranged in the liquid outlet connector. A lower valve core central liquid passage is formed in the shaft center of the lower valve core. The end portion of the lower valve core is in a taper shape and abuts against and is matched with the liquid outlet. A plurality of valve core liquid passages are formed around the valve body of the lower valve core. An abutting spring is arranged between the valve body of the lower valve core and the lower infusion tube. The H-matic pressure control infusion pump can control the speed and the pressure of infusion in real time in the infusion process.

Description

手自一体控压输注泵技术领域 Manual pressure control infusion pump technology field

[0001] 本发明属于医疗器械技术领域,具体是指一种用于对液体的输注速度及输注压力进行实时控制的手自一体控压输注泵。 [0001] The present invention belongs to the technical field of medical devices, specifically refers to a manual control pressure infusion pump for infusion of infusion rate and pressure of the liquid in the real-time control.

背景技术 Background technique

[0002] 在不同的医疗情形下对输液量和输注压力的要求也不相同,如普通门诊病人输液时对单位时间内输液的量和输注压力没有精确的要求,而在手术过程中的一些血管活性药物的输注时,需要对单位时间内输液量有精确的控制,对于大出血病人的输液和输血则需要对输注压力进行一定的控制。 [0002] The fluid volume requirements and infusion pressure is not the same in different medical situations, if there is no requirement for precise pressure infusion and infusion amount per unit time when the common outpatient infusion during surgery while the when some of the infusion of vasoactive drugs, the need for precise control of fluid volume per unit of time, for patient infusion and transfusion bleeding is required for some control of infusion pressure. 因此,为适应不同医疗情形,需要采用不同的液体输注设备。 Thus, to adapt to different medical situations require different liquid infusion device.

[0003]目前市场上现有解决液体输注速度及输注压力改变的方法有滴注、推注及滚轮式灌注的方式。 [0003] The method of the conventional liquid infusion rate and the infusion solution pressure changes are on the market today infusion, bolus infusion and the roller-type manner. 滴注是采取液体自然落差所产生的压力进行液体的输注,优点是结构简单、操作方便、成本低,但无法精确控制液体的输注压力,也无法完成瞬时定压解决大量液体的输注问题;推注是采取特定的机械控制原理产生匀速的推力控制液体的输注,优点是能精确的控制单位时间内的输液量,但其输注器的控制结构复杂、操作繁琐、成本高,并只能是一定量(一般不超过60ml)内进行的液体传输,无法便捷地进行大量液体的输注;而滚轮式灌注是采取滚轮挤压输液管道产生一定的脉冲压而进行液体的输注,优点是对输注液体的量没有特殊的要求,可随意调节输注速度,是目前对大量液体进行控制性量化输注的唯一方式,但采用其输注时,液体在传输中会形成脉冲波,无法提供恒定的输注压力从而影响一些特定的检查结果,特别在进行血液输注时由于滚轮的挤 Infusion is to take the liquid pressure generated by the natural drop of the infused liquid, the advantage of simple structure, convenient operation, low cost, but can not accurately control the pressure of the liquid infusion, the infusion can not be completed instantaneously solve a lot of liquid at constant pressure problems; bolus is to take particular mechanical principle of generating uniform control of infusion fluid pressure control, the advantage in the fluid volume per unit time can be accurately controlled, but the complexity of the control structure which infusion, complicated operation, high cost, and only a certain amount (generally less than 60ml) transmissions in a liquid, can not be easily infused body of liquid; the perfusion roller type pressing roller is to take a certain pulse infusion conduit and the pressure of infused liquid advantage is no special requirements for the amount of liquid infusion, the infusion rate can be adjusted, is currently the only way of controlling a large number of quantized infusion liquid, but with its infusion, the liquid will form in the transmission pulses waves, can not provide a constant infusion pressure thereby affecting certain test results, particularly during blood transfusion due to the pressing roller 可能破坏血液中的有形血细胞成分。 Physical components may damage blood cells in the blood.

发明内容 SUMMARY

[0004] 本发明的目的就是针对现有技术的不足,提供一种可在输液过程中实时控制输注的速度和压力的手自一体控压输注泵。 [0004] The present invention is for the deficiencies of the prior art, the speed and pressure to provide an infusion of real-time control during the infusion of the manual control pressure infusion pump.

[0005] 为实现上述目的,本发明的手自一体控压输注泵,包括硅胶球囊,所述硅胶球囊两端分别设有进液口和出液口,所述进液口与上输液管相连接,所述出液口与下输液管相连接,其特殊之处在于: [0005] To achieve the above object, the manual control pressure infusion pump of the present invention, comprises a silicone balloon, the balloon ends are respectively provided with silica gel liquid inlet and a liquid outlet, said fluid inlet and the infusion tube connected to the outlet port and the infusion tube is connected, which is special in that:

[0006] 所述进液口与上输液管之间设置有进液接头,进液接头内设置有一个上阀芯,所述上阀芯由上阀芯端部和上阀芯阀体组成,上阀芯端部呈锥形,与上输液管管口抵接配合;所述上阀芯阀体周边开设有若干上阀芯液体通道; [0006] disposed between the fluid inlet and the infusion tube with a fluid inlet fitting, the inlet fitting is provided on a spool, the spool on the spool by the upper end portion and the spool valve body assembly, the tapered end portion of the valve body, the infusion tube with the mating abutment port; said valve body surrounding the valve on the valve body defines a plurality of liquid passage;

[0007] 所述出液口与下输液管之间设置有出液接头,所述出液接头内设置有一个下阀芯,所述下阀芯的轴心部位开设有下阀芯中心液体通道,所述下阀芯由下阀芯端部和下阀芯阀体组成,下阀芯端部呈锥形,与出液口管口抵接配合;所述下阀芯阀体周边开设有若干下阀芯液体通道;所述下阀芯阀体与下输液管之间设置有抵接弹簧。 [0007] disposed between the fluid port and the infusion tube has a lower joint fluid, the fluid within the connector is provided at a valve body, said valve body at the axial center portion of the valve body defines a central liquid passage the lower end portion of the valve body by the valve body and a lower valve body composed of the valve body, the valve body is tapered lower end portion, and a liquid outlet spout mating abutment; defines the periphery of the spool valve element has a plurality of the valve body fluid passage; disposed between the valve body and the valve body at the infusion tube abutting the spring.

[0008] 进一步地,所述进液口内径大于所述出液口内径,这样便于硅胶球囊中液体的积蓄。 [0008] Further, the inlet opening an inner diameter larger than the inner diameter of the fluid outlet, it is easy to accumulation of liquid silicone balloon.

[0009] 再进一步地,所述出液口内设置有止回阀,该止回阀只允许液体从硅胶球囊向下输液管方向单向流动,因而能有效防止硅胶球囊在受挤压后回弹时下输液管中液体倒流回硅胶球囊。 [0009] Still further, the check valve is provided within the liquid outlet, the check valve allows only one-way fluid flow from the infusion tube downward direction silica balloon, which can effectively prevent the silicone balloon is squeezed nowadays rebound flow back of the liquid infusion tube silicone balloon.

[0010] 还进一步地,所述下阀芯端部顶端内径小于出液口内径,这样所述下阀芯端部的顶端能抵接并伸入出液口一部分,能与出液口紧密配合并且当出液口内液体压力达到一定程度时能将下阀芯推开。 [0010] Still further, the inner diameter of the top end portion of the lower valve body is smaller than the inner diameter of the liquid outlet, the valve body tip end portion of the lower can so that the contact portion and extends into the liquid outlet, can mate with the fluid outlet and the outlet port when fluid pressure reaches a certain level capable of pushing the valve body.

[0011] 还进一步地,所述出液接头上设置有压力检测器,所述压力检测器的压力检测探头设置在出液接头的内壁上与出液接头内的液体相接触,这样压力检测器能实时检测出硅胶球囊中输注液体的压力大小,从而可以实现对输注液体压力实时控制,并可控制在恒定的压力条件下输注液体。 [0011] Still further, a pressure detector that is provided with a pressure detector detecting a pressure in the probe is provided on the inner wall and the fluid fitting liquid out of the liquid in contact with the joint, so that the fluid pressure sensor fitting a real-time detection of pressure in the infusion liquid silicone balloon, thereby enabling real time control of the pressure of the infusion fluid, and may control the infusion liquid at constant pressure conditions.

[0012] 进一步地,所述上阀芯阀体周边开设的上阀芯液体通道数量为4~8个;所述下阀芯阀体周边开设的下阀芯液体通道数量为4~8个。 [0012] Further, the number on the spool valve body surrounding the valve element to open the liquid passage is 4-8; the lower valve body surrounding the valve element in the valve body defines an amount of liquid passage 4 to 8.

[0013] 本发明的手自一体控压输注泵的工作原理为:正常自动输液状况下,该手自一体控压输注泵是竖直放置的,由于重力作用,上阀芯自然与上输液管管口相脱离,上输液管中的药液可从上阀芯阀体周边的上阀芯液体通道流入硅胶球囊中;由于下阀芯阀体与下输液管之间设置的抵接弹簧的作用,使得自动输液状态下下阀芯端部的顶端处于与出液口相抵接状态,硅胶球囊中的液体流经出液口、下阀芯中心液体通道、下输液管后自动正常输送药液。 [0013] The manual control of the infusion pump pressure of the working principle of the present invention is as follows: Under normal conditions automatic infusion, the infusion pump is a manual control pressure placed vertically, due to gravity, on the nature and on the spool infusion tube is disengaged from the mouth, the drug solution in the infusion tube can flow into the balloon from the valve plug of silica gel liquid passage on the valve body surrounding the valve element; since the contact between the plug body and disposed at the infusion tube under action of the spring, so that the state of the automatic infusion tip end portion of the lower valve body and the fluid outlet is abutted state, liquid silicone balloon flowing through the exit port, at the center of the valve body fluid passage, the infusion tube under normal automatic transport liquid. 输液过程中,在需要加大灌注量时,手动挤压硅胶球囊,受硅胶球囊中液体压力作用,上阀芯上行,上阀芯端部抵接上输液管的管口,阻止了硅胶球囊内的液体倒流;下阀芯受出液口内液体压力作用下行,压缩抵接弹簧收缩,下阀芯端部与出液口分离开,硅胶球囊内的液体可同时通过下阀芯中心液体通道和下阀芯液体通道下流,使得下输液管中的液体液压增加、流量增加,即可实现加速、加量、加压输注液体的功能。 Infusion process, when the need to increase perfusion, manual compression silica balloon, silica balloon by the liquid pressure in the valve body upstream, upper end portion of the valve body abuts the infusion tube connected to the nozzle, preventing silica backflow of the liquid in the balloon; the valve body outlet port by the action of downward fluid pressure, compression spring abutting shrinkage, the lower end portion of the valve body and the liquid outlet is separated from the liquid in the balloon simultaneously through silica gel under the center of the valve body liquid passage and the liquid passage downstream of the valve body, so that the hydraulic fluid in the infusion tube increases, the flow rate can be accelerated, increase the amount of pressurized fluid infusion function.

[0014] 本发明的手自一体控压输注泵的结构简单、操作方便,能够在输液过程中实现实时控制输注速度和压力,为在一定时间内通过持续灌注液体维持特定腔腔隙的容量和压力提供了安全保障,避免由于压力过高导致受液者脏器损伤;同时,也消除了通过滚轮式灌注方式形成的脉冲波,以及进行血液输注时由于滚轮的挤压对血液中的有形血细胞成分的破坏。 [0014] The simple structure of the manual control pressure infusion pump of the present invention, convenient operation, the infusion rate to achieve real-time control during the infusion and pressure, to maintain a particular chamber cavities within a certain time by continuous perfusion liquid volume and pressure provide security, leading to avoid excessive pressure by the liquid receiving organ damage; At the same time, also eliminating a pulse wave formed by the roller type perfusion, transfusion and blood due to the blood pressure rollers physical destruction of the blood cell components.

附图说明 BRIEF DESCRIPTION

[0015] 图1为一种手自一体控压输注泵结构示意图。 [0015] FIG. 1 is a schematic structure of a manual infusion pump control pressure.

[0016] 图2为上阀芯结构示意图。 [0016] FIG. 2 is a schematic view of the valve body structure.

[0017] 图3为图2中上阀芯的左视结构示意图。 [0017] FIG. 3 is a schematic left side view of the structure of the valve body 2 in FIG.

[0018] 图4为图3中的上阀芯AA向剖视结构示意图 [0018] FIG. 4 is a valve body in FIG. 3 on AA to a schematic cross-sectional configuration

[0019] 图5下阀芯结构示意图。 [0019] A schematic structural diagram of the valve body 5.

[0020] 图6为图5中下阀芯的左视结构示意图。 [0020] FIG. 6 is a schematic left view of the structure of the valve element 5 in FIG.

[0021] 图7为图6中的下阀芯BB向剖视结构示意图。 [0021] FIG. 7 is a lower valve body in FIG. 6 BB schematic sectional view of the structure.

具体实施方式[0022] 以下结合附图和具体的实施例对本发明的手自一体控压输注泵作进一步详细说明。 DETAILED DESCRIPTION [0022] Hereinafter, manual control of pressure infusion pump of the present invention will be described in further detail in conjunction with accompanying drawings and specific embodiments.

[0023] 实施例1 [0023] Example 1

[0024] 附图1所示的一种手自一体控压输注泵,包括硅胶球囊1、硅胶球囊I的两端分别设有进液口2和出液口3,进液口2与上输液管4相连接,出液口3与下输液管5相连接,进液口2内径大于出液口3的内径,进液口2与上输液管4之间设置有进液接头6,进液接头6内设置有一个上阀芯7,上阀芯7由上阀芯端部71和上阀芯阀体72组成,上阀芯端部71呈锥形,与上输液管4管口抵接配合;上阀芯阀体72周边开设有六道上阀芯液体通道8 ; One kind of manual control pressure infusion pump shown in Figure 1 [0024], comprising a silicone balloon, silica balloon I ends are provided with an inlet 2 and fluid outlet 3, the inlet 2 4 is connected to the infusion tube, a liquid outlet 3 is connected to the infusion tube 5, the inlet 2 is greater than the inner diameter of the inner diameter of the liquid inlet 3, the inlet 2 with the infusion tube is provided between the inlet 4 with a joint 6 , the inlet fitting 6 is provided with an upper valve body 7, the valve body 7 by the upper end portion of the valve body 71 and the valve body 72 composed of upper valve body, upper valve portion 71 is tapered, and the infusion tube 4 abutting with the mouth; the valve body surrounding the valve body 72 defines six liquid passage on the valve body 8;

[0025] 出液口3与下输液管5之间设置有出液接头9,出液接头9内设置有一个下阀芯10,下阀芯10轴心部位开设有下阀芯中心液体通道11,下阀芯10由下阀芯端部101和下阀芯阀体102组成,下阀芯端部101呈锥形,与出液口3管口抵接配合;下阀芯阀体102周边开设有六道下阀芯液体通道12 ;下阀芯阀体102与下输液管5之间设置有抵接弹簧13 ; [0025] 3 is provided between the outlet port of the infusion tube 5 has a liquid under the joint 9, the liquid inside the joint 9 is provided with a lower valve body 10, the axial portion of the valve body 10 the valve body defines a central liquid passage 11 , the valve body 10 by the valve body 101 and the lower end portion of the spool valve body 102 composed of the lower end portion of the valve body 101 is tapered, and the fluid outlet port 3 comes into contact with; defines the periphery of the spool valve element 102 there are six lower valve body fluid passage 12; 102 is provided between the valve body and the valve body 5 at the infusion tube abutting spring 13;

[0026] 出液口3内设置有止回阀14 ;下阀芯端部101的顶端内径小于出液口3内径;出液接头9上设置有压力检测器15,压力检测器15的压力检测探头设置在出液接头9内壁上。 [0026] 3 is provided within the liquid outlet with a check valve 14; the inner diameter of the top end of the lower valve body 101 is smaller than the inner diameter of the liquid outlet 3; a pressure sensor 15 provided on the hydraulic connector 9, the pressure detector detecting the pressure of 15 probe 9 is provided on the inner wall of the fluid connector.

[0027] 使用本发明的手自一体控压输注泵正常自动输液时,由于重力作用,上阀芯7自然与上输液管4管口相脱离,上输液管4中的药液可从上阀芯阀体72周边的上阀芯液体通道8流入硅胶球囊I中;由于抵接弹簧13的作用,使得自动输液状态下下阀芯端部101处于与出液口3的管口相抵接状态,硅胶球囊I中的液体流经出液口3、下阀芯中心液体通道 [0027] The present invention is used manual control pressure normal automatic infusion pump infusion, due to gravity, the valve body 7 on the nature and the infusion tube is disengaged from the nozzle 4, the liquid infusion tube 4 from the the spool valve element 72 surrounding the valve body fluid passage 8 flows into the balloon I, silica gel; since the abutment of the spring 13 so that the valve portion 101 is in the state of the automatic infusion of the liquid outlet spout abut 3 state, liquid silicone balloon I is flowing through the exit port 3, the valve body central liquid passage

11、下输液管5后自动正常输送药液。 11, after the infusion tube 5 is automatically fed normally liquid. 在需要加大灌注量或控制一定输注压力时,手动挤压硅胶球囊1,受硅胶球囊I中液体压力作用,上阀芯7上行,上阀芯端部71的顶端抵接上输液管4的管口,阻止了硅胶球囊I内的液体倒流;下阀芯10受出液口内液体压力作用下行,压缩抵接弹簧13收缩,下阀芯端部101与出液口3分离开,硅胶球囊I内的液体同时通过下阀芯中心液体通道11和下阀芯液体通道12下流,使得下输液管5中的液体液压和流量增加,即可实现加速、加量、加压输注液体的功能。 When necessary to increase the control constant infusion or perfusion pressure, a manual compression silica balloon, silica balloon pressure receiving liquid I, the upper valve body 7 upward, the top end of the valve body portion 71 abuts the connected infusion Tubing port 4, preventing the liquid silicone balloon back I; the valve body outlet port 10 by the downward pressure of the liquid, the compression spring 13 abuts against shrinkage, the lower end portion of the valve body 101 away from the fluid outlet 3 min. , the liquid in the balloon while the I silica gel central liquid passage 12 downstream of the valve body and the valve body 11 through the liquid passage, so that the increased fluid flow rate and hydraulic pressure in the infusion tube 5 can be accelerated, the amount of increase, the pressure input Note the function of the liquid. 出液口3内设置有止回阀14,能有效防止下输液管5中液体倒流回硅胶球囊I ;出液接头9上设置的压力检测器15,压力检测器15的压力检测探头设置在出液接头9内壁上,能实时监测到出液接头9中液体的压力大小,从而可以实现对输注液体压力实时的控制,并可控制在恒定的压力条件下输注液体。 The fluid outlet 3 is provided with a check valve 14, the infusion tube can effectively prevent the liquid flowing back 5 silica balloon I; 9 provided on the hydraulic pressure of the joint detector 15, the pressure detector detecting the pressure sensor 15 is provided 9 the inner wall of the joint fluid, the fluid can be monitored in real time to the joint 9 of pressure fluid, whereby fluid pressure can be achieved on real-time control of the infusion, and may control the infusion liquid at constant pressure conditions.

Claims (9)

  1. 1.一种手自一体控压输注泵,包括硅胶球囊(I),所述硅胶球囊(I)两端分别设有进液口(2)和出液口(3),所述进液口(2)与上输液管(4)相连接,所述出液口(3)与下输液管(5)相连接,其特征在于: 所述进液口(2)与上输液管(4)之间设置有进液接头(6),进液接头(6)内设置有一个上阀芯(7),所述上阀芯(7)由上阀芯端部(71)和上阀芯阀体(72)组成,上阀芯端部(71)呈锥形,与上输液管(4)管口抵接配合;所述上阀芯阀体(72)周边开设有若干上阀芯液体通道(8); 所述出液口(3)与下输液管(5)之间设置有出液接头(9),出液接头(9)内设置有一个下阀芯(10),所述下阀芯(10)的轴心部位开设有下阀芯中心液体通道(11),所述下阀芯(10)由下阀芯端部(101)和下阀芯阀体(102)组成,下阀芯端部(101)呈锥形,与出液口(3)管口抵接配合;所述下阀芯阀体(102)周边开设有若干下阀芯液体通道(12);所述下阀芯阀体( A manual control pressure infusion pump, including silicone balloons (I), a silicone balloon (I) respectively provided at both ends of the inlet (2) and an outlet (3), the the inlet (2) and the infusion tube (4) is connected to the outflow hole (3) and the infusion tube (5) is connected, characterized in that: said inlet (2) and the infusion tube is provided with a fluid inlet fitting (6) (4), the inlet fitting (6) is provided with an upper valve body (7), said upper valve body (7) and an upper end portion of the upper valve body (71) the valve body of the valve body (72), with an end portion of the valve body (71) is tapered, and the infusion tube (4) comes into contact with the nozzle; said valve body on the valve body (72) defines a plurality of peripheral valve core liquid passage (8); provided that between the outflow hole (3) and the infusion tube (5) a liquid connection (9), the valve body is provided with a lower (10) within the fluid connection (9), the axial portion of the valve body (10) of the valve body defines a central liquid passage (11), said lower valve body (10) by the lower end portion of the valve body (101) and the spool valve (102) composition, an end portion of the valve body (101) is tapered lower, and the liquid outlet (3) comes into contact with the spout; defines the periphery of the valve spool (102) has a plurality of the valve body fluid passage (12); the lower spool valve element ( 102)与下输液管(5)之间设置有抵接弹簧(13)。 102 disposed between) and the infusion tube (5) abutting the spring (13).
  2. 2.根据权利要求1所述的手自一体控压输注泵,其特征在于:所述进液口(2)内径大于所述出液口(3)的内径。 According to claim manual control pressure infusion pump of claim 1, wherein: said inlet port (2) is greater than the inner diameter of the outlet (3) inner diameter.
  3. 3.根据权利要求1或2所述的手自一体控压输注泵,其特征在于:所述出液口(3)内设置有止回阀(14)。 According to claim manual control pressure infusion pump of claim 1 or 2, characterized in that: said liquid outlet is provided (3) a check valve (14).
  4. 4.根据权利要求1或2所述的手自一体控压输注泵,其特征在于:所述下阀芯端部(101)的顶端内径小于出液口(3)内径。 The manual control pressure infusion pump of claim 1 or claim 2, wherein: the inner diameter of the top end portion of the valve body (101) is smaller than an outlet (3) inside diameter.
  5. 5.根据权利要求3所述的手自一体控压输注泵,其特征在于:所述下阀芯端部(101)的顶端内径小于出液口(3)内径。 The manual control pressure infusion pump according to claim 3, characterized in that: the inner diameter of the top end portion of the valve body (101) is smaller than an outlet (3) inside diameter.
  6. 6.根据权利要求1或2所述的手自一体控压输注泵,其特征在于:所述出液接头(9)上设置有压力检测器(15),所述压力检测器(15)的压力检测探头设置在出液接头(9)内壁上。 The manual control pressure infusion pump of claim 1 or claim 2, wherein: said pressure is provided a detector (15) to the liquid connection (9), a pressure detector (15) pressure sensing probe provided on an inner wall a fluid connection (9).
  7. 7.根据权利要求3所述的手自一体控压输注泵,其特征在于:所述出液接头(9)上设置有压力检测器(15),所述压力检测器(15)的压力检测探头设置在出液接头(9)内壁上。 7. The manual control pressure infusion pump according to claim 3, wherein: said pressure is provided a detector (15) to the liquid connection (9), a pressure detector (15) a pressure detection probe was provided on the inner wall a joint (9).
  8. 8.根据权利要求1或2所述的手自一体控压输注泵,其特征在于:所述上阀芯阀体(72)周边开设的上阀芯液体通道(8)数量为4~8个。 The manual control pressure infusion pump of claim 1 or claim 2, wherein: said valve body on the valve body (72) surrounding the valve body defines a fluid passage (8) in an amount of 4 to 8 a.
  9. 9.根据权利要求1或2所述的手自一体控压输注泵,其特征在于:所述下阀芯阀体(102)周边开设的下阀芯液体通道(12)数量为4~8个。 According to claim manual control pressure infusion pump of claim 1 or 2, characterized in that: said lower spool valve element (102) (12) opened at the periphery of the number of liquid passage 4 to valve body 8 a.
CN 201310443174 2013-09-26 2013-09-26 Manual pressure control infusion pump CN103536983B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201310443174 CN103536983B (en) 2013-09-26 2013-09-26 Manual pressure control infusion pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201310443174 CN103536983B (en) 2013-09-26 2013-09-26 Manual pressure control infusion pump

Publications (2)

Publication Number Publication Date
CN103536983A true true CN103536983A (en) 2014-01-29
CN103536983B CN103536983B (en) 2015-08-19

Family

ID=49961084

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201310443174 CN103536983B (en) 2013-09-26 2013-09-26 Manual pressure control infusion pump

Country Status (1)

Country Link
CN (1) CN103536983B (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3620650A (en) * 1969-12-05 1971-11-16 Robert F Shaw Gas-disabled liquid-pumping apparatus
JP2002517287A (en) * 1998-06-09 2002-06-18 アイフロウ コーポレイション Patients control the drug delivery device
CN2768816Y (en) * 2005-03-03 2006-04-05 王文林 One-directional fluid pressing bag
CN2812952Y (en) * 2005-02-12 2006-09-06 邓美华 Anti-counter flow hand pressing quickening infusion connecting tube
CN201168271Y (en) * 2008-03-14 2008-12-24 刘圣芳 Manual-pressurization quick-infusion display apparatus
CN101574549A (en) * 2004-05-03 2009-11-11 金容年 Device for regulating flow rate
CN203619987U (en) * 2013-09-26 2014-06-04 王行环 Hand-operated and automatic pressure-control infusion pump

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3620650A (en) * 1969-12-05 1971-11-16 Robert F Shaw Gas-disabled liquid-pumping apparatus
JP2002517287A (en) * 1998-06-09 2002-06-18 アイフロウ コーポレイション Patients control the drug delivery device
CN101574549A (en) * 2004-05-03 2009-11-11 金容年 Device for regulating flow rate
CN2812952Y (en) * 2005-02-12 2006-09-06 邓美华 Anti-counter flow hand pressing quickening infusion connecting tube
CN2768816Y (en) * 2005-03-03 2006-04-05 王文林 One-directional fluid pressing bag
CN201168271Y (en) * 2008-03-14 2008-12-24 刘圣芳 Manual-pressurization quick-infusion display apparatus
CN203619987U (en) * 2013-09-26 2014-06-04 王行环 Hand-operated and automatic pressure-control infusion pump

Also Published As

Publication number Publication date Type
CN103536983B (en) 2015-08-19 grant

Similar Documents

Publication Publication Date Title
CN203370152U (en) Self-sealing thrombus prevention venous indwelling needle
CN102512723A (en) Self-exhaust and bubble-proof transfusion apparatus
CN201061639Y (en) Non-needle enclosed transfusion joint
CN201361314Y (en) Retaining needle capable of discharging gas automatically
CN201356857Y (en) Connector pipe type positive pressure vein remaining needle
CN201423062Y (en) Liquid medicine intercepting and keeping infusion apparatus
CN202052141U (en) Simple transfusion pressurizing device
CN201351597Y (en) Filling valve of pressure transmitting oil well pump
CN203227095U (en) Blood returning prevention type pre-filling type washpipe injector
CN101385884A (en) Automatic exhausting transfusion system
CN201658732U (en) Backflow-preventing catheter
CN201256973Y (en) Finger control type body-liquid automatic sucker
CN201871071U (en) Ultra-filtering transfusion device
CN203790361U (en) Venous infusion acoustic conductance dripping bucket
CN201572395U (en) General fast exhaust component used for infusion apparatus
CN2548644Y (en) Disposable intestinal nutrient supplying pipeline
CN201631831U (en) Medicine bottle stopper for leading infusion to stop automatically
CN202124468U (en) High-pressure fluid injection device with full-automatic bubble removing function
CN202078597U (en) Backflow preventive transfusion apparatus
CN201356848Y (en) Infusion apparatus capable of automatically changing medicine liquids
CN102614557A (en) Medicating connector with hidden needle tubing
CN101011610A (en) Cerebrospinal fluid external displacement instrument
CN203476839U (en) Precise pressure difference type chemical feeding device
CN201061638Y (en) Non-needle enclosed transfusion joint
CN201076641Y (en) Rapid transfusion system

Legal Events

Date Code Title Description
C06 Publication
C14 Grant of patent or utility model