WO2021114982A1 - 一种连续灌药注射器 - Google Patents
一种连续灌药注射器 Download PDFInfo
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- WO2021114982A1 WO2021114982A1 PCT/CN2020/127481 CN2020127481W WO2021114982A1 WO 2021114982 A1 WO2021114982 A1 WO 2021114982A1 CN 2020127481 W CN2020127481 W CN 2020127481W WO 2021114982 A1 WO2021114982 A1 WO 2021114982A1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61D—VETERINARY INSTRUMENTS, IMPLEMENTS, TOOLS, OR METHODS
- A61D7/00—Devices or methods for introducing solid, liquid, or gaseous remedies or other materials into or onto the bodies of animals
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- the utility model relates to a continuous injection syringe, which belongs to the technical field of livestock injection equipment.
- the continuous-filling syringe is a widely used veterinary tool.
- the continuous-filling syringe disclosed by the application number CN2008101822544 includes a small handle, a large handle and a barrel, and the front end of the barrel is provided with a device for connecting the dosing tube assembly or the injection head
- the pistol type structure composed of the connector, in which the barrel and the upper part of the large handle are connected by a connector, and the lower part of the large handle and the small handle are installed with the same main spring and are connected at the junction through a connecting pin and a pin buckle.
- the upper part of the large handle is provided with a piston and a piston rod with an "O" seal ring.
- the rear end of the piston rod is provided with a groove, and the other end of the small handle is embedded in the groove, and the upper part of the large handle behind the small handle corresponding to the end is equipped There is a dose adjusting nut and thread.
- the inner side of the small handle is equipped with a suction device connected to the piston rod through a nut. It has the characteristics of accurate dosage, convenient pistol structure, comfortable hand feeling, and safety and firmness. Its suction device is set in a small The inner side of the handle is located between the large handle and the small handle, and the movable space on both sides is small, which makes it inconvenient to operate when it is connected with the piston rod. At the same time, it is easy to touch the handle during the injection operation and cause the suction device Fall off.
- the technical problem to be solved by the utility model is to provide a continuous filling syringe, the liquid suction device of which is connected to the end of the piston rod, has a large operating space, is convenient for installation, and can solve the shortcomings of the prior art.
- the technical scheme of the utility model is: a continuous filling syringe, including a small handle, a large handle and a needle shell.
- the front end of the needle shell is provided with a pistol type structure composed of a connector for connecting the dosing tube assembly, wherein the needle shell and The upper part of the big handle is connected by a connecting piece.
- the lower part of the big handle and the small handle are installed with the same main spring and connected at the junction through the connecting pin and the pin cover.
- the needle housing and the upper part of the big handle are respectively provided with a piston assembly and a piston rod.
- the rear end of the piston rod is provided with a groove, the other end of the small handle is embedded in the groove, and the upper part of the large handle behind the small handle of the corresponding end is equipped with a dose adjustment nut and thread.
- the end of the piston rod away from the piston assembly is provided with a connection joint, A liquid suction device is connected to the connection joint.
- the liquid suction device is connected to the connection joint at the end of the piston rod, which is convenient for connection and is not easy to touch and fall off with the handle.
- the liquid suction device includes a rubber tube, one end of the rubber tube is sleeved with a connection joint, and the other end is connected with a liquid suction joint.
- the hose has elastic deformation ability. When connecting, only need to sleeve the hose on the connection joint, and put the suction joint into the infusion container, which is simple and convenient.
- a serrated step is provided on the outer surface of the connecting joint and the rubber tube sleeved. Make the rubber tube and the connection joint sleeve more stable and not easy to detach.
- a hose protection spring is sleeved on the hose.
- the drug administration tube assembly includes an elbow connector and an elbow, one end of the elbow connector is embedded in the connector, the other end of the elbow connector is connected with one end of the elbow, and the other end of the elbow is connected with an elbow nozzle,
- a matching plastic valve core, a front valve core spring, and an O-ring are arranged in the elbow connecting body and the connecting head, and a sealing gasket is arranged at the connection between the elbow connecting body and the connecting head.
- the front valve core spring pushes the mating connection of the plastic valve core and the O-ring to realize the opening and closing of the channel in the elbow connection body, and the sealing gasket provided at the connection between the elbow connection body and the connector prevents the leakage of the liquid medicine.
- the elbow connecting body is provided with an elbow cap, and the elbow cap is threadedly connected with the outer surface of the connector.
- the elbow cap can tighten the elbow connector and the elbow, and at the same time, the elbow connector and the connector can be tightened to increase the sealing performance and better prevent leakage.
- elbow pipe is reversely threaded to the connector.
- the needle shell and the large handle are connected with the connecting piece through a normal thread, which is convenient for installation and will not loosen other threads.
- an elasticity adjuster support is installed on the large handle, an elasticity adjustment bolt connected to the main spring is arranged in the elasticity adjuster support, and an elasticity that cooperates with the elasticity adjuster support is connected to the elasticity adjustment bolt Adjust the nut. According to the concentration of the infused liquid medicine, the ideal use state can be achieved by adjusting the elastic strength of the main spring.
- the large handle is provided with a detachable cover head away from the connection end of the connecting piece, and the cover head is provided with a through hole for the rubber tube to pass through.
- the piston assembly includes a piston connected with a piston rod, a piston valve core support, a piston valve core, and a piston valve core spring are arranged in the piston, and a piston O-ring is arranged between the outer wall of the piston and the inner wall of the needle housing, Felt.
- the cooperation of the piston valve core spring and the piston valve core controls the entry of liquid medicine.
- the piston O-ring and felt between the outer wall of the piston and the inner wall of the needle housing increase the sealing and lubricity and improve the efficiency of perfusion.
- the utility model provides a continuous injection syringe which is convenient to install the liquid suction device, is stable in connection, has good sealing performance, convenient injection and use, and high perfusion efficiency.
- Figure 1 is a schematic diagram of the structure of the utility model
- Figure 2 is an enlarged view of A in Figure 1;
- Figure 3 is an enlarged view of B in Figure 1;
- Fig. 4 is an enlarged view of C in Fig. 1.
- a continuous filling syringe includes a small handle 21, a large handle 11 and a needle housing 9.
- the front end of the needle housing 9 is provided with a connection for connecting the dosing tube assembly
- the pistol type structure composed of the head 31, in which the needle housing 9 and the upper part of the large handle 11 are connected by a connector 10, and the lower part of the large handle 11 and the small handle 21 are installed with the same main spring 22 and passed through the connecting pin 23 and the pin cover 24 Connected at the junction, the needle housing 9 and the upper part of the large handle 11 are respectively provided with a piston assembly and a piston rod 20.
- the rear end of the piston rod 20 is provided with a groove 32, and the other end of the small handle 21 is embedded in the groove 32, corresponding to the small end
- the upper part of the large handle 11 behind the handle 21 is equipped with a dose adjustment nut 15 and a thread.
- the piston rod 20 is provided with a connecting joint 33 at the end away from the piston assembly, and a suction device is connected to the connecting joint 33.
- the liquid suction device is connected to the connection joint 33 at the end of the piston rod 20, which is convenient for connection and is not easy to fall off by touching the handle.
- the preferred liquid suction device of this embodiment includes a rubber tube 18, one end of the rubber tube 18 is sleeved with the connection joint 33, and the other end is connected with the liquid suction joint 19.
- the rubber tube 18 has elastic deformation capability. When connecting, only the rubber tube 18 needs to be sleeved on the connection joint 19, and the suction joint 19 can be placed in the infusion container, which is simple and convenient.
- a serrated step 34 is provided on the outer surface where the connecting joint 19 and the rubber tube 18 are sleeved, which is preferred in this embodiment.
- the sleeve connection of the rubber tube 18 and the connection joint 19 is more stable, and it is not easy to detach.
- a hose protection spring 17 is sleeved on the hose 18 preferred in this embodiment.
- the preferred dosing tube assembly of this embodiment includes an elbow connector 4 and an elbow 2, one end of the elbow connector 4 is embedded in the connector 31, the other end of the elbow connector 4 is connected to one end of the elbow 2, and the other end of the elbow 2
- the elbow nozzle 1 is connected, the elbow connector 4 and the connector 31 are provided with a matching plastic valve core 7, a front spool spring 5, and an O-ring 8.
- the elbow connector 4 is connected to the connector 31 A sealing gasket 6 is provided at the place.
- the front spool spring 5 pushes the mating connection of the plastic spool 7 and the O-ring 8 to switch the inner channel of the elbow connector 4, and the sealing gasket 6 provided at the connection between the elbow connector 4 and the connector 31 prevents medicine. Liquid leakage.
- the preferred elbow connecting body 4 of this embodiment is provided with an elbow cap 3 outside, and the elbow cap 3 is threadedly connected to the outer surface of the connector 31. Through the threaded connection of the elbow cap 3 and the connector 31, the elbow cap 3 is screwed to the elbow connector 4 and the elbow 2, and at the same time, the elbow connector 4 and the connector 31 can be tightened to increase the sealing performance and better To prevent leakage.
- the preferred elbow cap 3 and the connecting head 31 are reversely screwed.
- the needle housing 9 and the large handle 11 are connected with the connecting piece 10 through normal threads, which is convenient for installation and will not loosen other threads.
- an elasticity adjuster support 12 is preferably installed on the large handle 11.
- the elasticity adjuster support 24 is provided with an elasticity adjusting bolt 13 connected to the main spring 22, and the elasticity adjusting bolt 13 is connected with an elasticity adjuster.
- the elasticity adjusting nut 14 matched with the support 12. According to the concentration of the infused liquid medicine, the elastic strength of the main spring 22 can be adjusted to achieve an ideal use state.
- the large handle 11 which is preferred in this embodiment is provided with a detachable cover head 16 away from the connection end with the connector 10, and the cover head 16 is provided with a through hole for the rubber tube 18 to pass through. It is advantageous for the components in the upper structure of the large handle 11 to be easily installed or disassembled.
- the preferred piston assembly of this embodiment includes a piston 25 connected to the piston rod 20.
- the piston 25 is provided with a piston valve core support 30, a piston valve core 26, and a piston valve core spring 29, between the outer wall of the piston 25 and the inner wall of the needle housing 9
- a piston O-ring 28 and felt 27 are provided.
- the piston spool support 3 is fixedly arranged, the piston spool spring 29 and the piston spool 26 cooperate to control the entry of liquid medicine.
- the piston O-ring 28 and felt 27 are arranged between the outer wall of the piston 25 and the inner wall of the needle housing 9 to increase sealing and lubrication. It can improve the efficiency of perfusion.
- the utility model is used in the process of putting the suction connector 19 into the infusion container containing the liquid medicine, rotating the dose adjusting nut 15 to adjust the dose size of a single injection or filling, and the elastic force on the large handle 11 can also be adjusted.
- the adjuster is adjusted to suit the feel of personal use.
- Push the small handle 21 The action process is that the small handle 21 drives the piston rod 20 and the piston 25 to advance to the front end of the needle housing 9 and then retracts, so that the needle housing 9 in front of the piston 25 is filled with liquid medicine. It can be connected for injection or filling.
- the small handle 21 is pushed to the lower part of the large handle 11, it is in the injection state, and when the small handle 21 is restored, it is in the liquid suction state.
- the utility model has other embodiments. Those skilled in the art can make various changes and modifications according to the utility model. As long as they do not deviate from the spirit of the utility model, they shall belong to the attached rights of the utility model. Requires the defined range.
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Abstract
一种连续灌药注射器，包括小手柄（21）、大手柄（11）和针壳（9），针壳（9）的前端设有用于连接投药管组件的连接头（31）所组成的手枪式结构，其中针壳（9）和大手柄（11）的上部通过连接件（10）相连，大手柄（11）的下部和小手柄（21）内安装同一个主弹簧（22）并通过连接销（23）及销盖（24）在交接处相连，针壳（9）和大手柄（11）上部内分别设有活塞组件和活塞杆（20），活塞杆（20）的后端设有槽（32），小手柄（21）的另一端嵌入槽（32）中，对应该端小手柄（21）后方的大手柄（11）上部配设有剂量调节螺母（15）和螺纹，活塞杆（20）远离活塞组件端设置有连接接头（33），连接接头（33）上连接有吸液装置。该连续灌药注射器具有方便吸液装置安装、连接稳定、密封性好、注射使用方便、灌注效率高的优点。
Description
本实用新型涉及一种连续灌药注射器，属于牲畜注射器械的技术领域。
连续灌药注射器是应用较为广泛的兽医工具，如申请号为CN2008101822544公开的连续灌药注射器，包括小手柄、大手柄和筒体，以及筒体的前端设有用于连接投药管组件或注射头子的连接头所组成的手枪式结构，其中筒体和大手柄的上部通过连接件相连，大手柄的下部和小手柄内安装同一个主弹簧并通过连接销及销扣在交接处相连，筒体和大手柄上部内分别设有带“O”型密封圈的活塞和活塞杆，活塞杆的后端设有槽，小手柄的另一端嵌入槽中，对应该端小手柄后方的大手柄上部配设有剂量调节螺母和螺纹，小手柄内侧设有与活塞杆通过螺母相连的吸液装置，它具有剂量精确，手枪式结构方便使用，手感舒适，安全牢固的特点，它的吸液装置设置于小手柄内侧，位于的大手柄与小手柄之间，两侧可活动空间小，造成其与活塞杆连接时操作不方便，同时注射操作过程中，易与手柄之间产生触碰造成吸液装置的脱落。
发明内容
本实用新型所要解决的技术问题是提供一种连续灌药注射器，其吸液装置连接于活塞杆端部，有很大的操作空间，方便安装，可以解决现有技术的不足。
本实用新型的技术方案是：一种连续灌药注射器，包括小手柄、大手柄和针壳，针壳的前端设有用于连接投药管组件的连接头所组成的手枪式结构，其中针壳和大手柄的上部通过连接件相连，大手柄的下部和小手柄内安装同一个主弹簧并通过连接销及销盖在交接处相连，针壳和大手柄上部内分别设有活塞组件和活塞杆，活塞杆的后端设有槽，小手柄的另一端嵌入槽中，对应该端小手柄后方的大手柄上部配设有剂量调节螺母和螺纹，所述活塞杆远离活塞组件端设置有连接接头，所述连接接头上连接有吸液装置。吸液装置连接于活塞杆末端的连接接头上，方便连接，并且不易与手柄触碰而脱落。
进一步的所述吸液装置包括胶管，所述胶管一端与连接接头套接，另一端连接有吸液接头。胶管具有弹性形变能力，连接时只需将胶管套接于连接接头上，吸液接头放入输液容器内即可，简单方便。
进一步的所述连接接头与胶管相套接的外表面上设置有锯齿状阶梯。使胶管与连接接头套接更加稳固，不易脱离。
进一步的所述胶管上套接有胶管保护弹簧。
进一步的所述投药管组件包括弯管连接体、弯管，所述弯管连接体一端嵌入连接头内，弯管连接体另一端与弯管一端连接，弯管另一端连接有弯管喷头，所述弯管连接体与连接头内设置有相配合的塑料阀芯、前置阀芯弹簧、O型圈，弯管连接体与连接头的连接处设置有密封垫片。前置阀芯弹簧推动塑料阀芯与O型圈的配合连接实现弯管连接体内通道的开关，弯管连接体与连接头的连接处设置的密封垫片防止药液的泄漏。
进一步的所述弯管连接体外设置有弯管摒帽，所述弯管摒帽与连接头外表面螺纹连接。通过弯管摒帽与连接头螺纹连接使弯管摒帽对弯管连接体与弯管拧紧，同时也能拧紧弯管连接体与连接头，增加密封性，更好的防止泄漏。
进一步的所述弯管摒帽与连接头反螺纹连接。针壳和大手柄与连接件通过正螺纹连接，方便安装，不会让其它的螺纹弄松。
进一步的所述位于大手柄上安装有弹力调节器支座，所述弹力调节器支座内设置有与主弹簧连接的弹力调节螺栓，弹力调节螺栓上连接有与弹力调节器支座配合的弹力调节螺母。根据灌注药液的浓度，可通过调节主弹簧的弹力强度，达到理想的使用状态。
进一步的所述大手柄远离与连接件连接端设置有可拆卸安装的盖头，所述盖头上开设有供胶管穿过的通孔。有利于大手柄上部结构内的部件安装或拆卸方便。
进一步的所述活塞组件包括与活塞杆连接的活塞，所述活塞内设置有活塞阀芯支座、活塞阀芯、活塞阀芯弹簧，活塞外壁与针壳内壁之间设置有活塞O型圈、毛毡。活塞阀芯弹簧与活塞阀芯的配合控制药液的进入，活塞外壁与针壳内壁之间设置的活塞O型圈、毛毡增加密封与润滑性，提高灌注效率。
综上所述，本实用新型提供了一种方便吸液装置安装、连接稳定、密封性好、注射使用方便、灌注效率高的连续灌药注射器。
图1为本实用新型的结构示意图；
图2为图1的A处放大图；
图3为图1的B处放大图；
图4为图1的C处放大图。
图中所示：弯管喷头1；弯管2；弯管摒帽3；弯管连接体4；前置阀芯弹簧5；密封垫片6；塑料阀芯7；O型圈8；针壳9；连接件10；大手柄11；弹力调节器支座12；弹力调节螺栓13；弹力调节螺母14；剂量调节螺母15；盖头16；胶管保护弹簧17；胶管18； 吸液接头19；活塞杆20；小手柄21；主弹簧22；连接销23；销盖24；活塞25；活塞阀芯26；毛毡27；活塞O型圈28；活塞阀芯弹簧29；活塞阀芯支座30；连接头31；槽32；连接接头33；锯齿状阶梯34。
本实用新型的实施例：如图1至图4所示，一种连续灌药注射器，包括小手柄21、大手柄11和针壳9，针壳9的前端设有用于连接投药管组件的连接头31所组成的手枪式结构，其中针壳9和大手柄11的上部通过连接件10相连，大手柄11的下部和小手柄21内安装同一个主弹簧22并通过连接销23及销盖24在交接处相连，针壳9和大手柄11上部内分别设有活塞组件和活塞杆20，活塞杆20的后端设有槽32，小手柄21的另一端嵌入槽32中，对应该端小手柄21后方的大手柄11上部配设有剂量调节螺母15和螺纹，活塞杆20远离活塞组件端设置有连接接头33，连接接头33上连接有吸液装置。吸液装置连接于活塞杆20末端的连接接头33上，方便连接，并且不易与手柄触碰而脱落。
本实施例优先的吸液装置包括胶管18，胶管18一端与连接接头33套接，另一端连接有吸液接头19。胶管18具有弹性形变能力，连接时只需将胶管18套接于连接接头19上，吸液接头19放入输液容器内即可，简单方便。
本实施例优先的连接接头19与胶管18相套接的外表面上设置有锯齿状阶梯34。使胶管18与连接接头19套接更加稳固，不易脱离。
本实施例优先的胶管18上套接有胶管保护弹簧17。
本实施例优先的投药管组件包括弯管连接体4、弯管2，弯管连接体4一端嵌入连接头31内，弯管连接体4另一端与弯管2一端连接，弯管2另一端连接有弯管喷头1，弯管连接体4与连接头31内设置有相配合的塑料阀芯7、前置阀芯弹簧5、O型圈8，弯管连接体4与连接头31的连接处设置有密封垫片6。前置阀芯弹簧5推动塑料阀芯7与O型圈8的配合连接实现弯管连接体4内通道的开关，弯管连接体4与连接头31的连接处设置的密封垫片6防止药液的泄漏。
本实施例优先的弯管连接体4外设置有弯管摒帽3，弯管摒帽3与连接头31外表面螺纹连接。通过弯管摒帽3与连接头31螺纹连接使弯管摒帽3对弯管连接体4与弯管2拧紧，同时也能拧紧弯管连接体4与连接头31，增加密封性，更好的防止泄漏。
本实施例优先的弯管摒帽3与连接头31反螺纹连接。针壳9和大手柄11与连接件10通过正螺纹连接，方便安装，不会让其它的螺纹弄松。
本实施例优先的位于大手柄11上安装有弹力调节器支座12，弹力调节器支座24内 设置有与主弹簧22连接的弹力调节螺栓13，弹力调节螺栓13上连接有与弹力调节器支座12配合的弹力调节螺母14。根据灌注药液的浓度，可通过调节主弹簧22的弹力强度，达到理想的使用状态。
本实施例优先的大手柄11远离与连接件10连接端设置有可拆卸安装的盖头16，盖头16上开设有供胶管18穿过的通孔。有利于大手柄11上部结构内的部件安装或拆卸方便。
本实施例优先的活塞组件包括与活塞杆20连接的活塞25，活塞25内设置有活塞阀芯支座30、活塞阀芯26、活塞阀芯弹簧29，活塞25外壁与针壳9内壁之间设置有活塞O型圈28、毛毡27。活塞阀芯支座3固定设置，活塞阀芯弹簧29与活塞阀芯26配合控制药液的进入，活塞25外壁与针壳9内壁之间设置的活塞O型圈28、毛毡27增加密封与润滑性，提高灌注效率。
本实用新型的使用过程为，将吸液接头19放入装有药液的输液容器内，旋转剂量调节螺母15调节单次注射或灌药的剂量大小，还可通过调节大手柄11上的弹力调节器，调节至符合个人使用手感，推动小手柄21，动作过程为小手柄21带动活塞杆20和活塞25前进至针壳9前端后收回，使活塞25前的针壳9中充满药液，即可进行连接注射或灌药，当小手柄21向大手柄11下部推进为注射状态，小手柄21回复时为吸液状态。
除上述优先实施例外，本实用新型还有其它的实施方式，本领域技术人员可以根据本实用新型作出各种改变和变形，只要不脱离本实用新型的精神，均应属于本实用新型所附权利要求所定义的范围。
Claims (10)
- 一种连续灌药注射器，包括小手柄、大手柄和针壳，针壳的前端设有用于连接投药管组件的连接头所组成的手枪式结构，其中针壳和大手柄的上部通过连接件相连，大手柄的下部和小手柄内安装同一个主弹簧并通过连接销及销盖在交接处相连，针壳和大手柄上部内分别设有活塞组件和活塞杆，活塞杆的后端设有槽，小手柄的另一端嵌入槽中，对应该端小手柄后方的大手柄上部配设有剂量调节螺母和螺纹，其特征在于：所述活塞杆远离活塞组件端设置有连接接头，所述连接接头上连接有吸液装置。
- 根据权利要求1所述的连续灌药注射器，其特征在于：所述吸液装置包括胶管，所述胶管一端与连接接头套接，另一端连接有吸液接头。
- 根据权利要求2所述的连续灌药注射器，其特征在于：所述连接接头与胶管相套接的外表面上设置有锯齿状阶梯。
- 根据权利要求2或3所述的连续灌药注射器，其特征在于：所述胶管上套接有胶管保护弹簧。
- 根据权利要求1所述的连续灌药注射器，其特征在于：所述投药管组件包括弯管连接体、弯管，所述弯管连接体一端嵌入连接头内，弯管连接体另一端与弯管一端连接，弯管另一端连接有弯管喷头，所述弯管连接体与连接头内设置有相配合的塑料阀芯、前置阀芯弹簧、O型圈，弯管连接体与连接头的连接处设置有密封垫片。
- 根据权利要求5所述的连续灌药注射器，其特征在于：所述弯管连接体外设置有弯管摒帽，所述弯管摒帽与连接头外表面螺纹连接。
- 根据权利要求6所述的连续灌药注射器，其特征在于：所述弯管摒帽与连接头反螺纹连接。
- 根据权利要求1所述的连续灌药注射器，其特征在于：所述位于大手柄上安装有弹力调节器支座，所述弹力调节器支座内设置有与主弹簧连接的弹力调节螺栓，弹力调节螺栓上连接有与弹力调节器支座配合的弹力调节螺母。
- 根据权利要求2所述的连续灌药注射器，其特征在于：所述大手柄远离与连接件连接端设置有可拆卸安装的盖头，所述盖头上开设有供胶管穿过的通孔。
- 根据权利要求1所述的连续灌药注射器，其特征在于：所述活塞组件包括与活塞杆连接的活塞，所述活塞内设置有活塞阀芯支座、活塞阀芯、活塞阀芯弹簧，活塞外壁与针壳内壁之间设置有活塞O型圈、毛毡。
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| WO2010076447A1 (fr) * | 2008-12-19 | 2010-07-08 | Genia | Pompe volumetrique reglable |
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| US20190262115A1 (en) * | 2015-03-13 | 2019-08-29 | Henke-Sass, Wolf Gmbh | Injector for injecting pellets |
| CN211583654U (zh) * | 2019-12-12 | 2020-09-29 | 浙江康瑞器械科技股份有限公司 | 一种连续灌药注射器 |
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| CN2654060Y (zh) * | 2003-08-26 | 2004-11-10 | 邱林山 | 多功能兽用灌药枪 |
| CN2654140Y (zh) * | 2003-11-05 | 2004-11-10 | 丁贵根 | 塑钢注射器 |
| CN101417158A (zh) * | 2008-09-28 | 2009-04-29 | 丁贵根 | 连续灌药注射器 |
| WO2010076447A1 (fr) * | 2008-12-19 | 2010-07-08 | Genia | Pompe volumetrique reglable |
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| CN211583654U (zh) * | 2019-12-12 | 2020-09-29 | 浙江康瑞器械科技股份有限公司 | 一种连续灌药注射器 |
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