CN102218176A - Power-assisted three-ring injection syringe - Google Patents

Power-assisted three-ring injection syringe Download PDF

Info

Publication number
CN102218176A
CN102218176A CN 201110151748 CN201110151748A CN102218176A CN 102218176 A CN102218176 A CN 102218176A CN 201110151748 CN201110151748 CN 201110151748 CN 201110151748 A CN201110151748 A CN 201110151748A CN 102218176 A CN102218176 A CN 102218176A
Authority
CN
Grant status
Application
Patent type
Prior art keywords
sleeve
syringe
inner
end
ring
Prior art date
Application number
CN 201110151748
Other languages
Chinese (zh)
Other versions
CN102218176B (en )
Inventor
李春
柳云兴
Original Assignee
北京达必通科技开发有限公司
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

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/007Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests for contrast media
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/31Details
    • A61M2005/3114Filling or refilling
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/31Details
    • A61M5/3129Syringe barrels
    • A61M5/3137Specially designed finger grip means, e.g. for easy manipulation of the syringe rod
    • A61M2005/3139Finger grips not integrally formed with the syringe barrel, e.g. using adapter with finger grips
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00General characteristics of the apparatus
    • A61M2205/58Means for facilitating use, e.g. by people with impaired vision
    • A61M2205/586Ergonomic details therefor, e.g. specific ergonomics for left or right-handed users
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/20Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/31Details
    • A61M5/315Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
    • A61M5/31501Means for blocking or restricting the movement of the rod or piston
    • A61M5/31505Integral with the syringe barrel, i.e. connected to the barrel so as to make up a single complete piece or unit
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/31Details
    • A61M5/315Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
    • A61M5/31511Piston or piston-rod constructions, e.g. connection of piston with piston-rod

Abstract

The invention discloses a power-assisted three-ring injection syringe which comprises a syringe main body and a spiral pushing rod, wherein the syringe main body comprises a tail end and a near end; the spiral pushing rod comprises a tail end and a near end; the tail end of the spiral pushing rod is connected with a rubber stopper and is inserted into the syringe main body; the near end of the spiral pushing rod is sheathed with an inner sleeve; a nut, which is matched with the inner sleeve, is sheathed on the syringe main body; a double-ring sleeve is sheathed outside the inner sleeve and is connected with the inner sleeve; a first spring is sheathed on the spiral pushing rod and is sealed by the inner sleeve; a second spring is sealed by the double-ring sleeve and the inner sleeve; and a locking part, which is used for clamping the spiral pushing rod, is arranged on the inner sleeve. By the power-assisted three-ring injection syringe, the flow rate and the flow quantity required for the radiography can be easily achieved; and therefore, the power-assisted three-ring injection syringe is very convenient for operators to operate.

Description

助力三环注射器 Power tricyclic syringe

技术领域 FIELD

[0001] 本发明涉及医疗器械领域,尤其涉及一种助力三环注射器。 [0001] The present invention relates to the field of medical devices, particularly to a power tricyclic syringe. 背景技术 Background technique

[0002] 血管造影是一种用于对心血管结构进行成像、诊断以及检查治疗效果的方法。 [0002] Angiography is a method for imaging, diagnostic methods and therapeutic effect on the cardiovascular examination structure. 在血管造影过程中,医生在患者体内插入导管且通过导管将造影剂注入到待查病人的血管中。 In the angiographic procedure, the doctor inserts a catheter through a catheter in a patient and a contrast agent into the patient's blood vessel to be examined. 同时利用X光机对注有造影剂患者体内该区域进行成像,辐射光束将会通过患者组织且会被造影剂材料所吸收。 While using X-ray machine for injection in a patient with a contrast agent for imaging of the region, the radiation beam through the patient's tissue and will be absorbed by the contrast material. 所以在透视下就能清楚的看到血管中造影剂的显影,也就是血管的内径的显影。 Therefore, under fluoroscopy can clearly see that the developing blood vessels of the contrast agent, i.e. the inner diameter of the developing blood vessel. 血管的成像在显示器上显示并被记录。 Vascular imaging displayed on the display and recorded.

[0003] 造影是对病人心血管进行检查诊断的必要手段,为了获取清晰、可靠、准确的医学影像,经注射进入患者心血管的造影剂要达到一定的流速与流量。 [0003] Angiography is a necessary means to carry out diagnosis of cardiovascular patients, in order to obtain a clear, reliable and accurate medical imaging, after injection of contrast agent into the patient's cardiovascular to reach a certain velocity and flow.

[0004] 但是造影剂是一种粘稠度较高的液体(标号越高,粘稠度越高),又要经过很长但内径很小的导管进入患者心血管。 [0004] However, the contrast agent is a high viscosity liquid (the higher the numeral, the higher the viscosity), but also after a very long but very small bore catheter into the cardiovascular patients. 这一注射造影剂的工作是由医务工作者通过三环注射器手工完成的。 This work by the injection of the contrast agent is a tricyclic syringe by medical workers manually. 为了使注射造影剂的造影剂达到所需的流速与流量,要求医务人员在注射过程中需要注射器持续产生一定的压强,才能够保证造影的正常完成,但是,使用现有技术中的注射器由于医务人员个体的差异往往不能够保证注射造影剂所需的压强。 To make the contrast agent injection of the contrast agent to achieve the desired flow rate and flow velocity, a certain requirements of medical personnel sustained pressure during injection syringe need to be able to guarantee the normal completion of contrast, however, the use of the prior art syringe as health individual differences in personnel often can not guarantee the required pressure injection of a contrast agent.

发明内容 SUMMARY

[0005] 本发明的主要目的在于提供一种助力三环注射器,以解决现有技术存在的注射器使用不便的问题,其中: [0005] The main object of the present invention is to provide a power injector tricyclic, in the prior art to solve the problem of inconvenience to use the syringe, wherein:

[0006] 根据本发明提供的助力三环注射器包括: [0006] tricyclo power injector provided in accordance with the present invention comprises:

[0007] 包含末端和近端的针筒主体; [0007] A tube body end and a proximal end;

[0008] 包含末端和近端的螺旋推杆,螺旋推杆的末端连接有胶塞,螺旋推杆的末端插入针筒主体的内部; [0008] comprising a proximal end and a screw ram, the plunger is connected to the end of the helical stopper, inserted into the inner end of the spiral pusher of the syringe body;

[0009] 螺旋推杆的近端套有内套筒,针筒主体上套有与内套筒相配合的螺母; [0009] The proximal end of the push rod sleeve has a helical inner sleeve, the inner sleeve has a sleeve fitted on the syringe body nut;

[0010] 内套筒外套有双环套筒,双环套筒与内套筒连接; The [0010] outer sleeve with a bicyclic sleeve, the sleeve and the inner sleeve is connected bicyclic;

[0011] 螺旋推杆上套有第一弹簧,第一弹簧被内套筒封闭; [0011] A first coil spring sleeve on the push rod, a first spring is enclosed within the sleeve;

[0012] 双环套筒和内套筒封闭有第二弹簧; [0012] bicyclo sleeve and the inner sleeve enclosing a second spring;

[0013] 内套筒上设有卡紧螺旋推杆的锁止部件。 The [0013] locking member is provided with a helical clamping sleeve on the push rod.

[0014] 根据本发明实施例提供的助力三环注射器,通过简单的结构能够在进行注射粘稠度较高的液体时,能够轻松地达到造影所需的流速与流量,极大地方便了使用者的操作。 [0014] According to the practice of the present invention is provided in the syringe tricyclic power through a simple configuration capable of performing a high viscosity liquid for injection, can easily achieve the required velocity and flow rate of the contrast, which greatly facilitates the user operation.

附图说明 BRIEF DESCRIPTION

[0015] 此处所说明的附图用来提供对本发明的进一步理解,构成本申请的一部分,本发明的示意性实施例及其说明用于解释本发明,并不构成对本发明的不当限定。 [0015] The drawings described herein are provided for further understanding of the present invention, constitute a part of this application, exemplary embodiments of the present invention are used to explain the present invention without unduly limiting the present invention. 在附图中: In the drawings:

[0016] 图1是本发明第一实施例的助力三环注射器的示意图;[0017] 图2是本发明第二实施例的助力三环注射器的示意图; [0016] FIG. 1 is a schematic view of a first embodiment of a syringe assist tricyclic of the present invention; [0017] FIG. 2 is a schematic view of a syringe assist tricyclic embodiment a second embodiment of the present invention;

[0018] 图3是本发明第三实施例的助力三环注射器的示意图; [0018] FIG. 3 is a schematic view of a syringe assist tricyclic embodiment a third embodiment of the present invention;

[0019] 图4是本发明第四实施例的插接部件的示意图。 [0019] FIG. 4 is a schematic diagram of a fourth embodiment of the plug member of the embodiment of the present invention.

[0020] 主要组件符号说明: [0020] Description of Symbols major components:

[0021] 针筒主体1 螺旋推杆2 [0021] The helical tube body 1 the plunger 2

[0022] 胶塞3 内套筒 4 [0022] The inner plug sleeve 3 4

[0023] 螺母5 第一弹簧6 [0023] The first spring 5 nut 6

[0024] 双环套筒7 第二弹簧8 [0024] bicyclo second spring sleeve 7 8

[0025] 锁止部件9 第三弹簧91 [0025] The locking member 9 of the third spring 91

[0026] 释放按键10 门形手持部11 [0026] The release button 10 shaped holding portion 11

[0027] 插接部件12 基座 121 插接头122 [0027] 12 of the base member 121 the plug connector plug 122

[0028] 第一手柄13 活接头 14 [0028] The first handle 13 union 14

具体实施方式 detailed description

[0029] 为使本发明的目的、技术方案和优点更加清楚,以下结合附图及具体实施例,对本发明作进一步地详细说明。 [0029] To make the objectives, technical solutions, and advantages of the invention more apparent, the accompanying drawings and specific embodiments of the present invention will be described in further detail.

[0030] 根据本发明的实施例,提供了一种助力三环注射器,主要用于血管造影的造影剂注射。 [0030] According to an embodiment of the present invention, there is provided a power injector tricyclic, mainly for angiography contrast agent injection. 下面结合图1和图2描述本发明,图1是本发明实施例的助力三环注射器的分解结构的示意图,图2是本发明实施例的助力三环注射器的组合结构的示意图。 Below in connection with FIGS. 1 and 2 describe the present invention, FIG. 1 is a schematic exploded configuration of a power injector tricyclo embodiment of the present invention, FIG 2 is a diagram showing a configuration of a combination of a syringe assist tricyclo embodiment of the present invention. 为便于理解,下述实施例中的相同组件以相同的符号标示来说明。 For ease of understanding, the following embodiment the same components are designated the same reference numerals embodiment will be described.

[0031] 如图1所示,该助力三环注射器主要包括:针筒主体1、螺旋推杆2、胶塞3、内套筒4、螺母5、第一弹簧6、双环套筒7、第二弹簧8、锁止部件9。 [0031] As shown in FIG. 1, the main power tricyclic syringe comprising: a syringe body 1, a helical plunger 2, plug 3, the inner sleeve 4, a nut 5, a first spring 6, bicyclic sleeve 7, two spring 8, the locking member 9.

[0032] 针筒主体1为中空内腔结构,其包含末端和近端。 [0032] The tube body 1 has a hollow inner cavity structure, which comprises a terminal and a proximal end. 针筒主体1为圆柱体设计,针筒主体1的内表面和末端形成一内腔,其内用于容置药液。 The syringe body 1 is a cylinder design, the end of the syringe body 1 and the inner surface forming a lumen therein for receiving liquid. 针筒主体1的末端具有用于连接导管的接口A,针筒主体1的近端为开口结构,且近端开口处具有凸形边缘。 End of the syringe body 1 has an interface for connecting the conduit A, the proximal end of the syringe body 1 is a structural opening, the opening having a proximal end and convex edge.

[0033] 螺旋推杆2包含末端和近端,螺旋推杆2的末端从针筒主体1的近端插入到针筒主体1的内部。 [0033] The coil 2 comprises a plunger end and a proximal end of the push rod 2 is inserted into the coil from the proximal end of the syringe body 1 to the inside of the syringe body 1. 螺旋推杆2的末端连接有胶塞3,胶塞3通过针筒主体1的近端插入到针筒主体1的内部,通过外围密封表面滑动接合在针筒主体1的内表面,形成可移动密封结构。 The coil end is connected to the push rod 2 3 plug, plug into the interior of the syringe body 3 is inserted through the proximal end of the syringe body 1 1, by a peripheral sealing surface slidably engaging the inner surface of the syringe body 1, forming a movable sealing structure. 此外,螺旋推杆2的近端连接有用于操作的第一手柄。 Further, the coil 2 is connected to the proximal end of the pusher a handle for a first operation.

[0034] 螺旋推杆2的近端套有内套筒4,针筒主体1上套有与内套筒4相配合的螺母5内套筒4为螺纹部件,螺母5与内套筒4旋紧,由于针筒主体1的近端开口处具有凸形边缘, 所以螺母5就能够将针筒主体1、螺旋推杆2与内套筒4紧密连接在一起。 [0034] The proximal end of the push rod 2, the coil sheath has an inner sleeve 4, the syringe body 1 and the inner sleeve 4 has a set of cooperating threaded nut member 5 of the sleeve 4, inner sleeve 4 and a nut 5 screwed tight, since the opening of the proximal end of the syringe body 1 has a convex edge, so that the nut 5 can be a syringe body 1, the push rod 2 and the coil 4 of the inner sleeve closely linked. 如图所示,为增加摩擦力便于操作,螺母5的外表面上还设置有多条外筋突起。 As shown, the ease of operation in order to increase the frictional force, the nut 5 is provided on the outer surface a plurality of external ribs projection.

[0035] 螺旋推杆2上套有第一弹簧6,第一弹簧6被内套筒4封闭;第一弹簧6的两端分别止位于胶塞和内套筒4。 [0035] The spiral sleeve on the push rod 2 has a first spring 6, the first spring 4 is enclosed within the sleeve 6; ends of the first retaining spring 6 are located within the plug and the sleeve 4. 这样,当该助力三环注射器进行装载药液操作时,第一弹簧6被压缩,能够为螺旋推杆2提供向针筒主体1末端方向移动的力。 Thus, when loading the syringe assist tricyclic chemical operation, a first spring 6 is compressed to provide a force to move the end of the syringe body in a spiral direction of the push rod 2.

[0036] 内套筒4外套有双环套筒7,双环套筒7与内套筒4连接,双环套筒7和内套筒4 封闭有第二弹簧8,也就是说,当螺母5与内套筒4旋紧后,双环套筒7内被封闭的第二弹簧8也被压缩。 [0036] The outer sleeve 4 has an inner sleeve 7 of the sleeve bicyclic, bicyclic sleeve 7 is connected with the inner sleeve 4, bicyclic sleeve 7 and the inner sleeve 4 enclosing a second spring 8, that is, when the nut 5 and the inner the sleeve 4 is screwed, the second spring is enclosed within the sleeve 8 bicyclic 7 is also compressed. 并且,双环套筒7与内套筒4设置有径向相对固定结构。 And bicyclic sleeve 7 and the inner sleeve 4 is provided with diametrically opposite fixed structure. 根据本发明的一个实施例,内套筒4轴向设置有凹槽,而双环套筒7轴向设置有与该凹槽对应的凸起,这样就实现了双环套筒7与内套筒4之间只能轴向移动,而不能径向相对转动,也即实现了双环套筒7与针筒主体1的径向相对固定,从而使得助力三环注射器的各个部件不会相对转动。 According to one embodiment, the inner sleeve is provided with axial grooves 4, and bicyclic sleeve 7 is provided with an axial recess corresponding to the projection, thus achieving a bicyclic sleeve and the inner sleeve 7 of the present invention 4 They can only move axially between, but not radially relative rotation, i.e. radial bicyclic achieved sleeve 7 and the syringe body 1 is relatively fixed, so that each member does not assist tricyclic syringe relative rotation. 由于本发明提供的助力三环注射器用于心血管造影手术,操作者在操作注射器时需要掌握输入液体的体积,所以针筒主体1上设置的刻度应与双环套筒7位于同一平面,以便于操作者的观察。 Since the power injector of the present invention provides tricyclic for cardiovascular imaging operation, when the operator needs to grasp the operation of the syringe a volume of liquid input, so the scale is provided on the syringe body 1 to be located in the same plane and bicyclic sleeve 7, so as to observation of the operator.

[0037] 内套筒4上还设有用于卡紧螺旋推杆2的锁止部件9。 On [0037] The inner sleeve 4 is also provided for clamping the helical member 92 of the lock plunger. 具体地,锁止部件9包括一卡块及与该卡块连接的第三弹簧91。 In particular, the locking member 9 comprises a spring latching block and the third block is connected to the card 91. 当进行装载药液操作时,用手握门形手持部11,用手指拉动第一手柄或环13,拉动螺旋推杆2向针筒近端移动,第一弹簧6被压缩为向螺旋推杆2提供向针筒主体1末端方向移动的弹力,当对螺旋推杆2的拉动停止时,由于锁止部件9的存在,锁止部件9卡紧固定螺旋推杆2,所以螺旋推杆2不会向针筒主体1末端方向移动。 When a liquid loading operation, by holding the gate-shaped holding portion 11, a first finger grip or pull ring 13, the coil is pulled proximally the plunger 2 moves toward the barrel, the spring 6 is compressed into the first coil to the pusher 2 provides a mobile terminal direction to the elastic force of the syringe body, when the plunger is pulled spiral 2 is stopped, due to the presence of the lock member 9, the locking member 9 fixed spiral clamping plunger 2, the plunger 2 so that the coil is not 1 will be moved in the direction of the end of the syringe body.

[0038] 通过本发明的上述结构,注射时,母指在第一手柄13上或环内,食指和中指分别在双环套筒7上的两个环内,母指下压,食指和中指上拉,在此力量的作用下,双环套筒7向上移动,移动中双环套筒7中部的内径较上部小,于是锁止部件9被压向下滑动,当滑动到一定位置时,锁止部件9失去对螺旋推杆2的锁定功能,螺旋推杆2在母指和第一弹簧6的共同作用下向针筒主体1末端方向移动,注射粘稠度较高的液体被推出注射器,这样操作者能够轻松地输送造影所需的流速与流量的造影剂。 [0038] By the above-described structure of the present invention, the injection, the depressing thumb, index and middle fingers on the handle 13 at a first or inner ring, index and middle fingers respectively in two bicyclic ring on the sleeve 7, thumb pulled, under the action of this force, bicyclic sleeve 7 is moved upward, the inner diameter of the sleeve 7 moves the bicyclic relatively small upper middle, then the lock slide member 9 is pressed down, when the slide to a predetermined position, the lock member 9 spiral lose lock the plunger 2, the plunger 2 is moved to the helical direction of the syringe body 1 at the end of the joint action of the thumb and the first spring 6, the high viscosity liquid is injected out of the syringe, so that the operation who can easily deliver the desired contrast contrast medium flow and flow.

[0039] 继续参考图3,本实施例提供的助力三环注射器还包括与锁止部件9连接的释放按键10,当触压释放按键10时,释放按键10释放锁止部件9对螺旋推杆2的卡紧,使得螺旋推杆2自动向针筒主体1末端方向移动,从而使注射器自动进行注射药液的操作。 [0039] With continued reference to FIG. 3, tricyclic power injector provided in this embodiment further includes a release button connected to the locking member 910, when the touch pressure release button 10, releasing the lock release button 10 of coil pusher member 9 card 2 immediately, so that the plunger 2 is automatically moved to the helical distal direction the syringe body 1, so that the automatic operation of the injection syringe the drug solution.

[0040] 根据本发明的一个实施例,螺旋推杆2的近端还具有第一手柄13,在实际使用中, 第一手柄13可以是如图1和图2所示的环形手柄,或者是如图3所示的横梁手柄。 [0040] According to an embodiment of the present invention, the helical proximal end of the plunger 2 also has a first handle 13, in actual use, the first handle of the handle 13 may be annular as shown in FIG. 1 and FIG. 2, or As shown in FIG. 3 of the handle cross member. 并且,如图3所示,根据本发明的一个实施例,本发明提供的助力三环注射器还设置有与双环套筒7 连接的门形手持部11,该门形手持部11用于提供拉动第一手柄13的支点以及转动助力三环注射器的握点。 And, FIG. 3, according to one embodiment of the present invention, the present invention provides a syringe tricyclic power is also provided with a gate-shaped holding portion is connected to the sleeve 7 bicyclo 11, the gate-shaped portion 11 for providing a hand pulling the first handle 13 and the rotation fulcrum tricyclic syringe assist grip point.

[0041] 参考图4,根据本发明的一个实施例,助力三环注射器还包括一与针筒主体1相连接的插接部件12,插接部件12能够与针筒主体1同步转动,并将针筒主体1转动的力矩传递出去。 [0041] Referring to Figure 4, in accordance with one embodiment of the present invention, further comprising a power tricyclic syringe barrel and a plug member 12 connected to the main body 1, the plug member 12 can be synchronized with the rotation of the syringe body 1, and a rotational torque is transmitted out of the syringe body. 具体地,插接部件12包含一基座121,基座121具有凹形卡槽,该凹形卡槽的形状可以是多边形。 In particular, the plug 12 includes a base member 121, base 121 has a concave slot, the concave shape may be polygonal slot. 基座121的边缘上均勻分布多个插接头122,插接头122与基座121 —体成型设计。 A plurality of plug connectors 122 evenly distributed on the edge of the base 121, the plug connector 122 and the base 121 - form piece design. 并且,针筒主体1的末端具有第一凸台,该凸台的形状与基座121的凹形卡槽的形状相对应,通过基座121的凹形卡槽与针筒主体1的末端的第一凸台连接,从而将插接部件12固定在针筒主体1的末端。 And end the syringe body 1 having a first boss, the concave shape of the base of the slot the shape of the projection 121 corresponds to the end of the barrel by a female slot 121 of the base body 1 first boss connected to the plug member 12 is fixed to the end of the syringe body 1.

[0042] 另外,该插接部件12也可以被称为拨叉或其他的名称,只要能够实现与针筒主体1同步转动、并将针筒主体1转动的力矩传递出去的作用的部件,本发明不进行限制。 Means [0042] Further, the plug member 12 may also be referred to as a fork or other names, can be achieved as long as the syringe body 1 rotate synchronously, and a rotational torque is transmitted out of the syringe body effect, this invention is not to be limiting.

[0043] 参考图3,在针筒主体1的末端还连接有一活接头14,而该活接头14的另一端用于连接三联三通阀装置或可承受250psi的软管。 [0043] Referring to FIG 3, at the end of the syringe body 1 is further connected with a union 14, and the union 14 for connecting the other end of the triple three-way valve means or hose can withstand 250psi. 活接头14的作用是为针筒主体1中的液体导入或导出提供一个用于连接其他装置的接头。 Action union 14 for a liquid import or export of the syringe body 1 to provide a connector for connecting other devices. 针筒主体1的末端还设有第二凸台,该第二凸台为圆形凸台,其形状小于第一凸台并设置在第一凸台之上。 End of the syringe body 1 is further provided with a second boss, the second boss is circular projection having a shape smaller than the first projection and provided on the first boss. 活接头7具有与该第二凸台对应的凹形卡槽,通过活接头7的凹形卡槽与针筒主体1的末端的第二凸台连接,从而将活接头7固定在针筒主体1的末端。 7 has a corresponding union with the second boss slot female, the female connector slot through the syringe body and a second union boss end 7 1, 7 so that the union is fixed to the barrel body 1 end.

[0044] 在实际使用时,先将插接部件12的基座121连接在针筒主体1的第一凸台上,再将活接头14通过0型密封圈连接在针筒主体1的第二凸台上,这样针筒主体1中的液体通过活接头14导入或导出也不受连接的插接部件12的影响。 [0044] In actual use, the insertion member 12 is connected to the base 121 of the first stage of the syringe body 1 convex, then connected by a union ring 14 in the second syringe body type 0 1 boss Effects of the plug member 1 in the liquid 14 through the union to import or export is also not connected to the body 12 so that the syringe. 从而,当操作者控制针筒主体1 左右转动时,插接部件12能够随针筒主体1的转动而转动,并将针筒主体1转动的力矩传递出去。 Thus, when the operator controls the syringe body 1 is rotated about, 12 can be rotated with the rotation of the syringe body 1 of the plug member, and a rotation torque is transmitted out of the syringe body.

[0045] 一般地,本发明提供的助力三环注射器用于心血管造影手术,在这种情况下,插接部件12与一医疗装置插接,优选地,该医疗装置为用于心血管造影的三联三通阀装置。 [0045] Generally, the present invention provides a syringe assist tricyclic used angiography procedures, in this case, the plug member 12 and a medical device inserted, preferably, the medical device for angiography triple three-way valve means. 该三联三通阀装置具有与插接部件12的插接头122相对应的插入口,将插接头122插入到三联三通阀装置的插入口中,实现插接部件12与三联三通阀装置完成定位固定连接,并且活接头14与三联三通阀药液输入口相接,通过旋转活接头14达到与药液输入口紧密连接,插接部件12和活接头14使助力三环注射器与三联三通阀装置连接成为一个整体;同时针筒主体1中的液体能够通过活接头14导入或导出到三联三通阀装置中。 The triple three-way valve means 122 has a plug connector member 12 corresponding to the plug insertion port, inserted into the insertion port of the triple three-way valve plug connector device 122, the plug member 12 to achieve the triple three-way valve means and the positioning is completed fixed connection, and the union with the triple three-way valve 14 liquid phase input port, through rotary union 14 is connected to the liquid tight reach the input port, the plug member 12 and the union 14 so that the syringe with the triple three-way power tricyclo valve means connected as a whole; in the syringe body 1 while the liquid 14 can be imported or exported to a triple three-way valve by union means. 由此,当操作者控制针筒主体1左右转动时,能够通过插接部件12将针筒主体1转动的力矩传送到三联三通装置。 Thus, when the operator controls the syringe body 1 is rotated about, 12 can be rotated to a torque transmitted to the syringe body triple tee via a plug member. 因此,当操作者需要转动三联三通阀装置时,不需要直接转动该三联三通阀装置,而仅通过操作针筒主体1就可以达到转动三联三通阀装置的目的。 Thus, when the operator rotates the triple three-way valve means needed, without directly rotating the triple three-way valve means, but only by the operation of the syringe body 1 can be rotated to achieve the object of the triple three-way valve means.

[0046] 在结合或分离助力三环注射器与三联三通阀的连接时,是由操作者通过在插接部件12的插接头之间的空间操作活接头14进行的,所以插接部件12上插接头122的数量应根据实际情况进行设置,应不影响活接头14与三联三通阀装置的插拔连接。 [0046] When the booster is connected with or separated from the syringe and tricyclic triple three-way valve, by the operator is interposed between the plug connector member 12 of the operation space 14 of the union, so that the plug member 12 the number of plug connectors 122 should be set according to the actual situation, it should not affect the union plug 14 is connected to the triple three-way valve means. 优选地,插接部件12的插接头122的数量是2个。 Preferably, the plug member 122 of the plug connector 12 the number is two. 这样,能够很容易的在插接头122之间插拔活接头14。 Thus, the joint 122 can be interposed between the union plug 14 easily. 但是,本发明并不以此为限。 However, the present invention is not limited thereto.

[0047] 综上所述,通过根据本发明实施例提供的助力三环注射器,在进行注射粘稠度较高的液体时,能够轻松地达到造影所需的流速与流量,极大地方便了使用者的操作。 [0047] In summary, the power tricyclic syringe according to an embodiment of the present invention, during injection of high viscosity liquid, can easily achieve the required velocity and flow rate of the contrast, greatly facilitates the use of operator.

[0048] 以上所述仅为本发明的实施例而已,并不用于限制本发明,对于本领域的技术人员来说,本发明可以有各种更改和变化。 [0048] The above embodiments of the invention only, but not intended to limit the invention to those skilled in the art, the present invention may have various changes and variations. 凡在本发明的精神和原则之内,所作的任何修改、 等同替换、改进等,均应包含在本发明的权利要求范围之内。 Any modification within the spirit and principle of the present invention, made, equivalent substitutions, improvements, etc., should be included within the scope of the invention as claimed in claims.

Claims (14)

  1. 1. 一种助力三环注射器,其特征在于,包括: 包含末端和近端的针筒主体;包含末端和近端的螺旋推杆,所述螺旋推杆的末端连接有胶塞,所述螺旋推杆的末端插入所述针筒主体的内部;所述螺旋推杆的近端套有内套筒,所述针筒主体上套有与所述内套筒相配合的螺母; 所述内套筒外套有双环套筒,所述双环套筒与所述内套筒连接; 所述螺旋推杆上套有第一弹簧,所述第一弹簧被所述内套筒封闭; 所述双环套筒和所述内套筒封闭有第二弹簧; 所述内套筒上设有卡紧所述螺旋推杆的锁止部件。 A power tricyclic syringe comprising: a syringe comprising a body and a proximal end; and a proximal end of the push rod comprises a helical, said helical push rod end plug is connected, said helical end of the push rod inserted into the interior of said syringe body; proximal end of the push rod sleeve has a helical inner sleeve, said sleeve and said inner sleeve has a nut fitted on the syringe body; said inner sleeve there bicyclic cylindrical outer sleeve, said bicyclic inner sleeve and the sleeve is connected; a first sleeve have on the spiral pusher spring, the first spring is within said closure sleeve; bicyclic said sleeve and said inner sleeve enclosing a second spring; locking member is provided with the inner coil of the push rod clamping sleeve.
  2. 2.根据权利要求1所述的助力三环注射器,其特征在于,还包括:与所述锁止部件连接的释放按键,所述释放按键用于释放所述螺旋推杆。 2. The booster according to claim 1 of the tricyclic syringe, characterized by further comprising: a release key connected to the locking member, said release button for releasing said push rod spiral.
  3. 3.根据权利要求1或2所述的助力三环注射器,其特征在于,所述锁止部件包括:卡块及第三弹簧。 The tricyclic power injector of claim 1 or claim 2, wherein said locking member comprises: a card block and the third spring.
  4. 4.根据权利要求1所述的助力三环注射器,其特征在于,所述双环套筒与所述内套筒设置有径向固定的固定结构。 4. A booster according to claim 1 of the tricyclic syringe, wherein said bicyclic inner sleeve and the sleeve is provided with a radially fixed fixing structure.
  5. 5.根据权利要求1所述的助力三环注射器,其特征在于,所述螺旋推杆的近端具有第一手柄。 5. A booster according to claim tricyclic syringe to claim 1, wherein a proximal end of said push rod having a first spiral handle.
  6. 6.根据权利要求5所述的助力三环注射器,其特征在于,所述第一手柄为环形手柄或横梁手柄。 6. The booster according to claim tricyclic injector 5, wherein the first handle is a handle or annular cross handle.
  7. 7.根据权利要求5所述的助力三环注射器,其特征在于,还包括:与所述双环套筒连接的门形手持部,用于提供拉动所述第一手柄操作的支点和转动所述助力三环注射器的握点ο 7. A booster according to claim tricyclic injector 5, characterized in that, further comprising: a gate-shaped hand-held portion of the bicyclic sleeve coupler for providing a fulcrum to pull the first handle and the turning operation of the tricyclic syringe grip power point ο
  8. 8.根据权利要求1所述的助力三环注射器,其特征在于,还包括:与所述针筒主体相连接的插接部件,所述插接部件与所述针筒主体同步转动。 8. A booster according to claim 1 of the tricyclic syringe, characterized by further comprising: a connector member connected to the body of the syringe, the plug member rotate synchronously with the cylinder body.
  9. 9.根据权利要求8所述的助力三环注射器,其特征在于,所述插接部件进一步包括:一基座及多个插接头,所述插接头均勻分布在所述基座上,所述基座与所述针筒主体的末端连接,所述多个插接头与一医疗装置连接。 9. A booster according to claim tricyclic injector 8, wherein said plug member further comprises: a base and a plurality of plug connector, the plug connector uniformly distributed on the base, the base and the end of the syringe body is connected to a plug connector connected to a plurality of medical devices.
  10. 10.根据权利要求9所述的助力三环注射器,其特征在于,所述医疗装置为一用于心血管造影的三联三通阀装置。 10. A booster according to claim tricyclic syringe 9, wherein the medical device is a triple three-way valve means for cardiovascular angiography.
  11. 11.根据权利要求9所述的助力三环注射器,其特征在于,所述基座具有卡槽,所述针筒主体的末端具有第一凸台,所述基座的卡槽与所述针筒主体的末端的第一凸台连接。 11. A booster according to claim tricyclic syringe 9, characterized in that, said base having a slot, the end of the syringe body having a first boss, the base of the needle slot a first end of the tubular body connecting boss.
  12. 12.根据权利要求9至11中任一项所述的助力三环注射器,其特征在于,所述插接头的数量是2个。 12. A booster according to claim 9 to 11 tricyclic syringe according to any preceding claim, wherein the number of said plug connector is two.
  13. 13.根据权利要求1所述的助力三环注射器,其特征在于,所述针筒主体的末端还连接有一活接头,所述活接头与所述针筒主体的末端连接。 13. A booster according to claim 1 of the tricyclic syringe, wherein said syringe tip is also connected to a body union, the union is connected to the end of said syringe body.
  14. 14.根据权利要求12所述的助力三环注射器,其特征在于,所述针筒主体的末端具有第二凸台,所述活接头具有卡槽,所述活接头的卡槽与所述针筒主体的末端的第二凸台连接。 14. A booster according to claim tricyclic syringe 12, characterized in that the end of said syringe body having a second boss, said union having a slot, said slot of the needle living linker a second end of the cylindrical body connecting boss.
CN 201110151748 2011-06-08 2011-06-08 Power-assisted three-ring injection syringe CN102218176B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201110151748 CN102218176B (en) 2011-06-08 2011-06-08 Power-assisted three-ring injection syringe

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN 201110151748 CN102218176B (en) 2011-06-08 2011-06-08 Power-assisted three-ring injection syringe
PCT/CN2012/076501 WO2012167719A1 (en) 2011-06-08 2012-06-06 Pressure-assisted three-ring syringe

Publications (2)

Publication Number Publication Date
CN102218176A true true CN102218176A (en) 2011-10-19
CN102218176B CN102218176B (en) 2014-05-07

Family

ID=44775041

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201110151748 CN102218176B (en) 2011-06-08 2011-06-08 Power-assisted three-ring injection syringe

Country Status (2)

Country Link
CN (1) CN102218176B (en)
WO (1) WO2012167719A1 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102553000A (en) * 2012-01-19 2012-07-11 邱锐锋 Negative pressure drainage device and negative pressure drainage system
WO2012167719A1 (en) * 2011-06-08 2012-12-13 北京达必通科技开发有限公司 Pressure-assisted three-ring syringe
EP3067080A4 (en) * 2013-11-07 2016-11-09 Megagen Implant Co Ltd Drug injection device
WO2017081178A1 (en) * 2015-11-12 2017-05-18 Guerbet Syringe

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1193179A (en) * 1967-12-19 1970-05-28 Cardinal Instr Corp Automatic Syringe.
US4929238A (en) * 1988-11-23 1990-05-29 Coeur Laboratories, Inc. Multi-pressure injector device
JP3146469B2 (en) * 1993-09-03 2001-03-19 株式会社ニッショー Auto-injector
WO2011032513A1 (en) * 2009-09-18 2011-03-24 United Medical Innovations, Inc. Locking syringe with integrated bias member
WO2011032514A1 (en) * 2009-09-18 2011-03-24 United Medical Innovations, Inc. Rotary medical manifold
CN202136646U (en) * 2011-06-08 2012-02-08 北京达必通科技开发有限公司 Power-assisted three-ring syringe

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201108643Y (en) * 2007-12-07 2008-09-03 凯 陈 Push shot device for liquid non-needle injection
CN102218176B (en) * 2011-06-08 2014-05-07 北京达必通科技开发有限公司 Power-assisted three-ring injection syringe

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1193179A (en) * 1967-12-19 1970-05-28 Cardinal Instr Corp Automatic Syringe.
US4929238A (en) * 1988-11-23 1990-05-29 Coeur Laboratories, Inc. Multi-pressure injector device
JP3146469B2 (en) * 1993-09-03 2001-03-19 株式会社ニッショー Auto-injector
WO2011032513A1 (en) * 2009-09-18 2011-03-24 United Medical Innovations, Inc. Locking syringe with integrated bias member
WO2011032514A1 (en) * 2009-09-18 2011-03-24 United Medical Innovations, Inc. Rotary medical manifold
CN202136646U (en) * 2011-06-08 2012-02-08 北京达必通科技开发有限公司 Power-assisted three-ring syringe

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012167719A1 (en) * 2011-06-08 2012-12-13 北京达必通科技开发有限公司 Pressure-assisted three-ring syringe
CN102553000A (en) * 2012-01-19 2012-07-11 邱锐锋 Negative pressure drainage device and negative pressure drainage system
EP3067080A4 (en) * 2013-11-07 2016-11-09 Megagen Implant Co Ltd Drug injection device
JP2016539770A (en) * 2013-11-07 2016-12-22 メガジェン インプラント カンパニー リミテッド Liquid injector
WO2017081178A1 (en) * 2015-11-12 2017-05-18 Guerbet Syringe
FR3043561A1 (en) * 2015-11-12 2017-05-19 Guerbet Sa Syringe

Also Published As

Publication number Publication date Type
CN102218176B (en) 2014-05-07 grant
WO2012167719A1 (en) 2012-12-13 application

Similar Documents

Publication Publication Date Title
US4988339A (en) Retractable needle/syringe devices for blood collection, catheterization, and medicinal injection procedures
US5147329A (en) Intravenous access devices
US5195985A (en) Syringe having a retractable needle
US6428517B1 (en) Hand-piece for injection device with a retractable and rotating needle
US5376071A (en) Intravenous catheter assembly and method of insertion
US3786810A (en) Placement apparatus for positioning an elongated element in a body lument
US4313440A (en) Multipurpose double barrel syringe and method of manufacture of same
US7174923B2 (en) Refill kit for an implantable pump
JP2008521577A (en) Fluid delivery system including a fluid passage set having a sterile check valve connector
US5891106A (en) Syringe
JPH0999068A (en) safety cover
CN2320209Y (en) Simple marrow puncture needle
US20080086108A1 (en) Method and apparatus for delivering a drug
JP2008540117A (en) Multi-barrel syringe with an integrated manifold
US20020123737A1 (en) Fluid injection apparatus with improved contrast visualization
CN202776320U (en) Syringe type vacuum blood collecting device
US20080275403A1 (en) Dual syringe assembly
CN101868273A (en) External drug pump
CN102869399B (en) Medicament delivery device
US5553625A (en) Intravenous blood sampling needle and intravenous therapy
JPH0767959A (en) Automatic injection syringe
US7713244B1 (en) Syringes for administering pasty or semi-solid formulations
CN202776323U (en) Integral type vacuum blood collecting device with indwelling catheter
CN201353361Y (en) Disposable multifunctional vein remaining needle
CN202497155U (en) Improved pen-type safe blood taking needle

Legal Events

Date Code Title Description
C06 Publication
C10 Entry into substantive examination
C14 Grant of patent or utility model