CN105476706B - Remote device filled with bone cement - Google Patents

Remote device filled with bone cement Download PDF

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Publication number
CN105476706B
CN105476706B CN201610016766.8A CN201610016766A CN105476706B CN 105476706 B CN105476706 B CN 105476706B CN 201610016766 A CN201610016766 A CN 201610016766A CN 105476706 B CN105476706 B CN 105476706B
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outer tube
rear end
push rod
tube
threaded
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CN201610016766.8A
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Chinese (zh)
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CN105476706A (en
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李国来
李东明
姚敏
张文娟
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江苏常美医疗器械有限公司
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Abstract

本发明涉及一种远程骨水泥填充装置,包括套管、外管以及螺纹外管,外管的前端与套管后端进口连接,外管后端与螺纹外管前端连接,套管内设置有可移动的堵头,所述外管内设置弹簧管,所述螺纹外管内设置有推杆,所述推杆穿过螺纹外管的后端壁并与螺纹外管后端壁形成滑动配合,或者,所述推杆穿过螺纹外管的后端壁并与螺纹外管的后端壁形成螺旋配合;弹簧管的前后两端分别与堵头和推杆相连接。 The present invention relates to a remote device filled with bone cement, comprising a casing, an outer tube and a threaded outer tube, the outer tube distal end and the rear inlet pipe is connected to the rear end of the outer tube and the outer tube front end of the threaded connection, the inner sleeve is provided with movable plug, a spring disposed within the outer tube tube within said outer tube is provided with a threaded push rod threaded through the rear end wall of the outer tube and forms a snug fit with the threaded rear end wall of the outer tube, or the push rod passes through the rear end wall of the outer tube and forms a helical screw fitted with the rear end wall of the outer tube of the thread; front and rear ends of the spring tube and plug are connected to the push rod. 远程操作:外管长度较长,可使医生在远处操作,缩短X线辐射时间;快/慢速推进功能:通过不同的操作方法,使一种产品实现两种不同的功能,选择性更大,方便,可靠。 Remote operation: long length of the outer tube, the doctor can remotely operate the X-ray irradiation time shorter; fast / slow advance feature: different methods of operation, so that a product to achieve two different functions, more selective big, easy, and reliable.

Description

远程骨水泥填充装置 Remote device filled with bone cement

技术领域 FIELD

[0001]本发明涉及一种远程骨水泥填充装置。 [0001] The present invention relates to a bone cement filling device remotely.

背景技术 Background technique

[0002]骨水泥亦称骨粘固剂,作为骨缺损的填充材料,目前临床常见的用途有:在经皮椎体成形术和经皮椎体后凸成形术中作为填充材料治疗椎体病理性骨折;在关节置换或关节置换翻修手术中应用骨水泥起到支撑和稳定的作用;治疗由骨质疏松引起的椎体压缩性骨折。 [0002] also known as bone cement bone cement, bone defects as a filler, the current common clinical use are: Treatment of Vertebral pathology as a filler in percutaneous vertebroplasty and the percutaneous kyphoplasty in fracture; in joint replacement or revision surgery joint replacement action play a supporting application of bone cement and stable; the treatment of osteoporotic vertebral compression fractures.

[0003]以往的骨水泥填充装置结构比较简单,包括套管和推杆,推杆设置在套管内,通过推杆移动将套管内的骨水泥推出,以往骨水泥填充装置的缺陷主要有: [0003] The conventional bone cement filling device relatively simple structure, comprising a sleeve and a push rod disposed within the sleeve, the plunger by moving the cannula introduction of bone cement, the bone cement filled defect conventional apparatus are:

[0004] 1、传统骨水泥填充装置长度较短,医生只能近距离操作;2、以往骨水泥填充装置的推进方式只有一种,不具有选择性;3、以往骨水泥填充装置依靠推杆上刻度来控制骨水泥填充量,刻度较少,精度较低;4、以往骨水泥填充装置起强度、柔韧性比较差。 [0004] 1, a conventional short length of the device filled with bone cement, doctors can only close operation; 2, a conventional bone cement propulsion only one filling device, not selective; 3, a conventional bone cement filling device relies on the push rod on the scale to control the filling quantity of bone cement, small-scale, low precision; 4, conventional bone cement from filling apparatus strength, poor flexibility.

发明内容 SUMMARY

[0005]本发明要解决的技术问题是:克服现有技术的不足,提供一种远程骨水泥填充装置,解决以往远程骨水泥填充装置长度短、推进方式单一的缺陷。 [0005] The present invention is to solve the technical problem: to overcome the deficiencies of the prior art, to provide a remote device filled with bone cement, bone cement filling solve the conventional remote means shorter, single mode propulsion defect.

[0006] 本发明解决其技术问题所采用的技术方案是:一种远程骨水泥填充装置,包括套管、外管以及螺纹外管,所述外管的前端与套管后端进口连接,所述外管后端与螺纹外管前端连接,所述套管内设置有可移动的堵头,所述外管内设置弹簧管,所述螺纹外管内设置有推杆,所述推杆穿过螺纹外管的后端壁并与螺纹外管后端壁形成滑动配合,或者,所述推杆穿过螺纹外管的后端壁并与螺纹外管的后端壁形成螺旋配合; [0006] aspect of the present invention to solve the technical problem is: A remote bone cement filling device, comprising a casing, an outer tube and a threaded outer tube, the front and rear ends of the inlet cannula connected to the outer tube, the the rear end of said outer tube is connected to the threaded distal end of the outer tube, the inner sleeve is provided with a movable plug, a spring tube disposed within the outer tube, said push rod is provided with a threaded outer tube, the pusher threaded through the outer a rear end wall of the tube and form a snug fit with the outer wall of the rear end of threaded tube, or through the rear end wall of the outer pusher tube and forms a spiral thread mating with the thread of the rear end wall of the outer tube;

[0007] 所述弹簧管的前后两端分别与堵头和推杆相连接,所述推杆向前移动带动弹簧管向前移动,所述堵头经弹簧管推动在套管内实现移动; [0007] The front and rear ends of the spring tube and plug are connected to a push rod moves forward drive spring tube moves forward, pushing the plug through the tube to achieve the spring moves within the sleeve;

[0008] 所述螺纹外管内设置有助推杆,所述助推杆的后端与推杆前端形成转动配合,所述助推杆的前端分别与拉索和弹簧管连接; [0008] The outer tube is provided within the threaded tappet help, the rear end of the push rod co-formed end of the plunger is rotated with the front end of the push rod are connected to the assist cable and the spring tube;

[0009] 所述助推杆的后端与推杆前端转动配合结构为:所述推杆的前端形呈台阶卡槽, 所述助推杆的后端形成卡持台阶,所述卡持台阶转动设置在台阶卡槽内。 [0009] The rear end of the push rod co-rotates with the end of the plunger structure: the front end of the push rod form a stepped slot, the rear end of the push rod co-formed latching step, the latching step rotatably disposed within the stepped slot.

[0010] 进一步的,所述螺纹外管的后端设置有螺套,所述螺套旋接在螺纹外管的后端,所述推杆穿过螺套并与螺套形成滑动配合,或者,所述推杆穿过螺套并与螺套形成螺旋配合; [0010] Further, the rear end of the outer tube is provided with a threaded nut, the nut screwed on the threaded rear end of the outer tube, the pusher and the collar through a slip fit with the collar, or the push rod passes through the collar and mating with the nut forms a spiral;

[0011] 所述外管内设置有拉索,所述拉索的前后两端分别与堵头和推杆连接。 Is provided with a cable within the [0011] outer tube, the front and rear ends are connected to the plug cable and the push rod.

[0012] 进一步的,所述螺纹外管上设置有刻度,所述推杆的前端设置有标记块。 [0012] Further, the outer thread is provided on the graduated tube, the distal end of the push rod is provided with a marker block.

[0013] 进一步的,所述套管的后端固定设置有手柄,所述外管的前端连接有白螺帽,所述白螺帽与手柄螺旋连接; [0013] Further, the rear end of the sleeve is provided with a fixed handle connected to the front end of the outer tube nut white, white the handle nut and a screw connection;

[0014] 所述白螺帽的前端形成内接管和外接管,所述内接管的外壁具有锥度,所述外接管的内孔形成内螺纹,所述白螺帽和手柄连接时,所述内接管插入手柄的内孔,所述外接管与手柄的后端壁螺旋连接。 When [0014] the front end of the nut is formed in the white outer over and over, taking over the outer wall having a tapered inner bore formed in said outer thread taken over, and a handle connected to the white cap, the inner taking over the handle insertion hole, the outer wall of the rear end of the handle taken over a screw connection.

[0015] 进一步的,所述白螺帽和外管之间设置有旋转接头,所述外管的前端与旋转接头的后端连接,所述旋转接头的前端与白螺帽的后端形成旋转密封配合。 [0015] Further, the white tube is provided between the nut and the outer rotary joint, the rotary joint of the rear end of the front end of the outer tube is connected to a rear distal end of the rotary joint is formed white nut rotation sealing fit.

[0016] 进一步的,所述外管的长度为0.5-4米。 [0016] Further, the length of the outer tube of 0.5-4 m.

[0017] 进一步的,所述的弹簧管和拉索由芯杆代替,所述芯杆的前端与堵头连接,所述芯杆的后端与助推杆连接。 [0017] Further, the spring tube and a core rod in place of cable, the front end of the core rod and plug connector, the rear end of the core rod and the push rod connecting promoter.

[0018] 本发明的有益效果是: [0018] Advantageous effects of the present invention are:

[0019] 1、远程操作:外管长度较长,可使医生在远处操作,缩短X线辐射时间; [0019] 1, the remote operation: long length of the outer tube, the doctor can operate at a distance, shortening the X-ray irradiation time;

[0020] 2、快/慢速推进功能:通过不同的操作方法,使一种产品实现两种不同的功能,选择性更大,方便,可靠; [0020] 2, fast / slow advance feature: different methods of operation, so that a product to achieve two different functions, greater selectivity, convenient and reliable;

[0021] 3、高精度指示功能:通过标记块与刻度,能更准确的指导骨水泥的注入量,精度闻,直观; [0021] 3, high-precision indication: by the scale marker block can be more accurately guide the bone cement injection amount accuracy smell and intuitive;

[0022] 4、收缩性好:通过弹簧管在外管内的运动,增加强度,弯曲、收缩自如; [0022] 4, good shrink: the inner tube by a spring movement of the outer tube to increase strength, bending, shrinkage freely;

[0023] 5、控制性好:拉索两端跟弹簧管一样均固定牢靠,为防止推杆拉出时带动弹簧管, 弹簧管变形过大,用定长拉索控制,防止弹簧管过量变形; [0023] 5, good controllability: both ends of the cable with the spring tube are fixed firmly as to prevent the push rod drive spring tube is pulled out, the spring tube deformation is too large, with a fixed-length cable control, to prevent excessive deformation of the spring tube ;

[0024] 6、注入量精度高:堵头端面平整,无倒角,无光面,可以实现更大面积的推骨水泥, 使得注入量更精确。 [0024] 6, the injection amount of the high precision: plug end formation, without chamfer, matte, pushing the bone cement may be achieved in a larger area, so that the injection amount more accurate.

[0025] 7、防扭结性好:白螺帽后端设有旋转接头,与外管连接可使外管自由转动,不受长度制约,防止扭结,控制性强,操作方便,不受制约。 [0025] 7, good kink: white swivel nut is provided with a rear end, the outer tube connection allows free rotation of the outer tube, the length is not restricted, to prevent kinking, and strong controllability, ease of operation, without restriction.

附图说明 BRIEF DESCRIPTION

[0026]下面结合附图对本发明进一步说明。 [0026] DRAWINGS The present invention is further described.

[0027]图1是本发明骨水泥填充装置的示意图; [0027] FIG. 1 is a schematic view of a bone cement filling device according to the present invention;

[0028]图2是图1中A处的放大图; [0028] FIG. 2 is an enlarged view at A 1;

[0029]图3是图1中B处的放大图; [0029] FIG. 3 is an enlarged view at B 1;

[0030]图4是通过拉动推杆快速推进功能的示意图; [0030] FIG. 4 is a schematic diagram of the fast forward function by pulling the push rod;

[0031]图5是采用芯杆的骨水泥填充装置的示意图; [0031] FIG. 5 is a schematic view of a bone cement filling device using a core rod;

[0032]图6是图5中C处的局部放大图; [0032] FIG. 6 is a partially enlarged view of FIG. 5 C;

[0033]其中,1、套管,2、白螺帽,3、外管,4、弹簧管,5、拉索,6、手柄,7、螺套,8、推杆,9、标记块,10、螺纹外管,11、助推杆,12、堵头,13、旋转接头,14、芯杆。 [0033] wherein 1, the sleeve 2, white nut 3, the outer tube 4, the spring tube, 5, cable, 6, handle 7, nut 8, the push rod 9, the marker block, 10, threaded outer tube 11, to help push rod 12, plug 13, the rotary joint 14, the core rod.

具体实施方式 Detailed ways

[0034]现在结合具体实施例对本发明作进一步的说明。 [0034] Now with reference to specific embodiments of the present invention will be further described. 这些附图均为简化的示意图仅以示意方式说明本发明的基本结构,因此其仅显示与本发明有关的构成。 These figures are merely schematic manner a simplified schematic explaining the basic structure of the invention, therefore only the configuration of the display related to the present invention.

[0035]如图1至图3所示,一种远程骨水泥填充装置,包括套管1、外管3以及螺纹外管10, 外管3的前端与套管1后端进口连接,外管3后端与螺纹外管10前端连接,套管1内设置有可移动的堵头12,外管3内设置弹簧管4,螺纹外管10内设置有推杆8,推杆8穿过螺纹外管10的后端壁并与螺纹外管10后端壁形成滑动配合,或者,推杆8穿过螺纹外管1〇的后端壁并与螺纹外管10的后端壁形成螺旋配合。 [0035], the bone cement filling device A remote FIGS. 1 to 3, comprises a sleeve 1, an outer tube 3 and a threaded outer tube 10, the front end of the outer tube 3 is connected to a rear end of the inlet tube, the outer tube 10 a front end 3 connected to the rear end of the outer tube and the screw, the sleeve is provided with a movable inner plug 112, an outer tube disposed within spring tube 34, inner tube 10 is provided with a threaded outer pusher 8, the pusher 8 through the screw rear end wall 10 of the outer tube and forms a snug fit with the outer wall of the rear end of threaded tube 10, or the rear end of the push rod 8 passes through the tube wall of the outer thread spiral and formed 1〇 mate with an externally threaded rear end wall 10 of the tube.

[0036] 弹簧管4的前后两端分别与堵头12和推杆8相连接,推杆8向前移动带动弹簧管4向前移动,堵头12经弹簧管4推动在套管1内实现移动。 Front and rear ends [0036] The spring tube 4 are connected to the plug 12 and the push rod 8, the push rod 8 is moved forward driven by forward movement of the spring tube 4, the tube plug 12 achieved via a spring 4 pushing the cannula 1 mobile.

[0037] 推杆8的移动可以通过直接推动或者旋转推杆8,直接推动推杆8,可以实现快速推进;旋转推杆8带动推杆8移动,可以实现慢速推进。 [0037] The push rod 8 can be moved or rotated by directly pushing the push rod 8, directly contributed to the push rod 8, can achieve rapid advance; rotary drive putt putt 8 8 movement can be achieved slow progress.

[0038] 作为本实施例的优选,螺纹外管10的后端设置有螺套7,螺套7旋接在螺纹外管1〇的后端,相应的,推杆8穿过螺套7并与螺套7形成滑动配合,或者,推杆8穿过螺套7并与螺套7形成螺旋配合;外管3内设置有拉索5,拉索5的前后两端分别与堵头12和推杆8连接。 [0038] As a preferred embodiment of the present embodiment, the rear end of the outer tube 10 is threaded with a nut 7 is provided, the nut 7 screwed to the rear end of the outer tube 1〇 thread, the corresponding push rod passing through the collar 7 and 8 7 is formed with a sliding fit nut, or push rod 8 passes through the collar 7 and the sleeve 7 is formed with a helical screw fit; 3 disposed within an outer tube with a cable 5, 5 are front and rear ends of the cable 12 and plug push rod 8.

[0039] 螺纹外管10内设置有助推杆11,助推杆11的后端与推杆8前端形成转动配合,助推杆11的前端分别与拉索5和弹簧管4连接。 The [0039] outer threaded tube 10 is provided to help push rod 11, the rear end of the push rod 11 and the push rod co-8 is rotated with the distal end is formed, the distal end 11 to help push rod are connected to the cable 5 and the spring tube 4. 助推杆11用于连接推杆8和拉索5以及弹簧管4,助推杆11的后端与推杆8前端转动配合结构为:推杆8的前端形呈台阶卡槽,助推杆11的后端形成卡持台阶,卡持台阶转动设置在台阶卡槽内。 Help push rod 11 for connecting the push rod 8 and the cable duct 4 and a spring 5, the rear end of the push rod 11 with the help push rod 8 is rotated with the front end of the structure: the front end of the push rod 8 form a stepped slot, the push rod co rear latching step 11 is formed, the stepped latching rotatably disposed inside the stepped slot. 该结构可以避免将推杆8的旋转力传递至助推杆11上,避免推杆8的旋转影响弹簧管4。 This configuration avoids the rotational force is transmitted to the plunger 8 co-pusher 11, the pusher 8 to avoid the influence of the spring the rotating tube 4.

[0040] 螺纹外管10上设置有刻度,推杆8的前端设置有标记块9。 Set [0040] external threads 10 on the graduated tube, the front end of the push rod 8 is provided with a marker block 9. 通过标记块9与刻度,能更准确的指导骨水泥的注入量,精度高,直观。 By marker block 9 scale, the injection amount can be more accurately guide the bone cement, high precision, intuitive.

[0041] 套管1的后端固定设置有手柄6,外管3的前端连接有白螺帽2,白螺帽2与手柄6螺旋连接;具体的,白螺帽2的前端形成内接管和外接管,内接管的外壁具有锥度,外接管的内孔形成内螺纹,白螺帽2和手柄6连接时,内接管插入手柄6的内孔,外接管与手柄6的后端壁螺旋连接,这样连接,可以提高白螺帽和手柄之间连接的强度和密封性。 Fixed to a rear end [0041] A handle 6 of the sleeve 1, the front end of the outer tube 3 is connected to the nut 2 white, white nut 6 screwed to the handle 2; 2 is formed within the front end over and particularly, white nuts outside the takeover, the nipple inner wall with a taper, formed within the inner bore of the external thread takes over white and the handle 6 is connected to the nut 2, the insertion hole takeover handle 6, the handle and the outer rear end wall 6 takes over the screw connection, so connected, the strength and the sealing connection between the nut and the handle of white.

[0042] 白螺帽2和外管3之间设置有旋转接头13,外管3的前端与旋转接头13的后端连接, 旋转接头13的前端与白螺帽2的后端形成旋转密封配合;具体的,外管3前端插入旋转接头13的后端,形成插接密封连接。 [0042] White disposed between the nut 2 and the outer tube 3 has a swivel 13, the rear end of the outer tube and the distal end 13 of the rotary joint 3 is connected to the rear end of the front end of the swivel nut 13 white 2 is formed with a rotary seal ; specifically, the front end of the outer tube 3 is inserted into the rear end of the rotary joint 13, connected to form a plug seal. 白螺帽的后端形成2个卡接环槽,旋转接头13的前端形成相应的2个卡环,卡环置于白螺帽的卡接环槽内使旋转接头13与白螺帽相连接,并且在卡接环槽内还形成一个密封腔,密封腔内设置有0型密封腔,从而提高旋转接头13与白螺帽之间的密封性。 The rear end of the nut is formed white snap ring groove 2, the front end of the rotary joint 13 is formed corresponding to two collar, white collar nut disposed snap ring groove 13 and the rotary joint is connected to the nut white , and snap ring groove also forms a sealed cavity, the sealed chamber is provided with a 0-type seal chamber, thereby to improve the sealing between the swivel nut 13 and white.

[0043]白螺帽2和外管3之间设置有旋转接头13,旋转接头13与外管3连接可使外管3自由转动,不受长度制约,防止扭结,控制性强,操作方便,不受制约。 13 is provided with a rotary joint, the rotary joint 13 is connected with the outer tube 3 allows free rotation of the outer tube 3, the length is not restricted, to prevent kinking, and strong controllability, easy to operate between 3 [0043] White nut 2 and the outer tube, unchecked.

[0044] 为方便可使医生在远处操作,缩短X线辐射时间,外管3的长度为0.5-4米。 [0044] allows the doctor to facilitate remote operation, the X-ray irradiation time is shortened, the length of the outer tube 3 is 0.5 to 4 meters.

[0045]当需要进行慢速推进的时候,旋转推杆8,从而推杆8向前移动,推动助推杆11、弹簧管4以及堵头12移动,从而经堵头12将套管1内的骨水泥挤出;当慢速退出时,反向旋转推杆8,推杆8拉动助推杆11、拉索5以及堵头12移动,实现复位。 [0045] When the need for a slow advance, rotation of the push rod 8, so that the push rod 8 is moved forward, to help push the push rod 11, spring tube 4 and the plug 12 moves, so that the sleeve 12 via the plug 1 bone cement extrusion; slow exit when the reverse rotation pusher 8, the pusher 8 is pulled to help push rod 11, moving the cable 5 and the plug 12, the rESET.

[0046]如图4所示,当需要快速推进的时候,先将螺套7旋离螺纹外管10,并将螺套7旋至推杆8的后端,然后直接推动推杆8,推杆8带动助推杆11、弹簧管4以及堵头12移动,从而经堵头12将套管1内的骨水泥挤出;当快速退回时,直接拉动推杆8,推杆8拉动助推杆11、拉索5以及堵头12移动,实现复位。 [0046] As shown, when needed rapidly advancing, first nut screw 7 screwed from the outer tube 10 4, and the nut 7 screwed to the rear end of the push rod 8, and then directly push the push rod 8, push promoter to drive pusher rod 8 11, spring tube 4 and the plug 12 is moved, so that the sleeve 12 extruded through the cement plug in 1; fast when retracted, the push rod 8 directly stimulating the push rod 8 is pulled boost lever 11, moving the cable 5 and the plug 12, the rESET.

[0047] 如图5图6所示,弹簧管4和拉索5由芯杆14替代,芯杆14的前端与堵头12连接,芯杆14的后端与助推杆11连接,芯杆14的设置使装置整体变得简单,推杆8的移动带动助推杆11 移动,助推杆11移动带动芯杆14移动,芯杆14最后带动堵头12的移动。 [0047] As shown in FIG. 5 and 6, spring tube 4 and the cable 5 is replaced by the stem 14, the tip of the stem 14 of the plug 12 is connected to the rear end of the stem 14 to help push rod 11 is connected to the core rod 14 is set so that the overall apparatus becomes simple, the push rod 8 moves plunger 11 moves co-driven, the push rod 11 moves to help drive the movement of the stem 14, the stem 14 moves plug 12 of the final drive.

[0048]以上述依据本发明的理想实施例为启示,通过上述的说明内容,相关工作人员完全可以在不偏离本项发明技术思想的范围内,进行多样的变更以及修改。 [0048] In the above-described embodiments of the present invention is based on the vision revelation, the above described content, relevant staff can without departing from the scope of the technical ideas of the present inventions, a variety of changes and modifications. 本项发明的技术性范围并不局限于说明书上的内容,必须要根据权利要求范围来确定其技术性范围。 Technical scope of the present invention is not limited to the content item on the instructions, which must be determined according to the technical scope of the claims.

Claims (6)

1. 一种远Jg骨水泥填充装置,其特征是,包括套管(1)、外管(3)以及螺纹外管(1〇),所述外管⑶的前端与套管⑴后端进口连接,所述外管⑶后端与螺纹外管⑽前端连接,所述套管⑴内设置有可移动的堵头⑽,所述外管⑶内设置弹簧管⑷,所述螺纹外管⑽ 内设置有推杆(8),所述推杆⑻穿过螺纹外管(10)的后端壁并与螺纹外管(1〇)'后端壁形成滑动配合,或者,所述推杆⑻穿过螺纹外管(10)的后端壁并与螺纹外管(1〇)的后端壁形成螺旋配合; 所述弹簧管(4)的前后两端分别与堵头(1¾和推杆(8)相连接,所述推杆(8)向前移动带动弹簧管⑷向前移动,所述堵头(1¾经弹簧管(4)推动在套管(1)内实现移动; 所述螺纹外管(10)的后端设置有螺套(7),所述螺套(7)旋接在螺纹外管(1〇)的后端, 所述推杆(8)穿过螺套(7)并与螺套(7)形成滑动配合,或者,所述推杆(8)穿过螺 1. A far-Jg bone cement filling device, characterized in that, comprising a sleeve (1), an outer tube (3) and a threaded outer tube (1〇), the front end of the outer tube and the sleeve ⑴ ⑶ rear inlet connected to a rear end of the outer tube ⑶ ⑽ threaded outer tube connected to the tip, the sleeve is provided with a movable plug within ⑽ ⑴, spring tube disposed within the outer tube ⑷ ⑶, the threaded outer tube ⑽ It is provided with a push rod (8), through the rear end wall of the pushrod ⑻ threaded outer tube (10) and with the threaded outer tube (1〇) 'rear end wall of a slip fit, or through the pusher ⑻ threaded through the rear end wall of the outer tube (10) and a rear end wall of the outer tube and the screw (1〇) is formed with a spiral; front and rear ends of the spring tube (4) and the plug respectively (1¾ and the push rod (8 ) is connected to the push rod (8) moves forward drive ⑷ spring tube moves forward, the plug (1¾ tube via a spring (4) pushing the mobile implement (1) within the casing; said threaded outer tube the rear end (10) is provided with a nut (7), the nut (7) screwed on the threaded rear end of the outer tube (1〇), said push rod (8) through a nut (7) and and the nut (7) forms a sliding fit or a push rod (8) through a spiro (7)并与螺套(7)形成螺旋配合; 所述外管⑶内设置有拉索⑸,所述拉索(5)的前后两端分别与堵头(12)和推杆⑻连接; 所述螺纹外管(10)内设置有助推杆(11),所述助推杆(11)的后端与推杆(8)前端形成转动配合,所述助推杆(11)的前端分别与拉索(5)和弹簧管⑷连接; 所述助推杆(11)的后端与推杆(8)前端转动配合结构为:所述推杆⑻的前端形呈台阶卡槽,所述助推杆(11)的后端形成卡持台阶,所述卡持台阶转动设置在台阶卡槽内。 (7) and forming the collar (7) with the coil; ⑸ cable provided within the outer tube ⑶, front and rear ends of the cable (5) and the push rod ⑻ respectively connected to the plug (12); the distal end disposed within said outer threaded tube (10) to help push rod (11), the co-rod (11) and the rear end of the push rod (8) is rotated with the distal end is formed, the co-pusher (11) ⑷ spring tube and respectively connected to the cable (5); the co-rod (11) and the rear end of the push rod (8) rotatable with the front end of the structure: the front end of the push rod ⑻ shaped stepped slot, the the rear end of said co-rod (11) forming a latching step, the latching step rotatably disposed inside the stepped slot.
2. 根据权利要求1所述的远程骨水泥填充装置,其特征是,所述螺纹外管(1〇)上设置有刻度,所述推杆(8)的前端设置有标记块(9)。 The remote device filled with bone cement according to claim 1, characterized in that the screw is provided with a scale on the outer tube (1〇), said push rod (8) is provided with a front end of the marker block (9).
3. 根据权利要求1所述的远程骨水泥填充装置,其特征是,所述套管(1)的后端固定设置有手柄⑹,所述外管⑶的前端连接有白螺帽⑵,所述白螺帽⑵与手柄⑹螺旋连接; 所述白螺帽(2)的前端形成内接管和外接管,所述内接管的外壁具有锥度,所述外接管的内孔形成内螺纹,所述白螺帽⑵和手柄⑹连接时,所述内接管插入手柄⑹的内孔,所述外接管与手柄(6)的后端壁螺旋连接。 The remote bone cement filling device of claim 1, characterized in that the rear end of the sleeve (1) is provided with a fixed handle ⑹, the front end of the outer tube connecting white ⑶ ⑵ claim nut, the white ⑵ said nut screw connection with the handle ⑹; takeover inner bore formed within the white cap (2) and an outer front end formed to take over take over the tapered outer wall having an external thread take over the when white ⑵ nut and a handle connected ⑹, said nipple inner bore of the insertion handle ⑹, taking over the outer handle (6) of the rear wall of the screw connection.
4. 根据权利要求3所述的远程骨水泥填充装置,其特征是,所述白螺帽(2)和外管(3)之间设置有旋转接头(13),所述外管(3)的前端与旋转接头(13)的后端连接,所述旋转接头(13)的前端与白螺帽(2)的后端形成旋转密封配合。 4. The remote device filled with bone cement according to claim 3, characterized in that the rotary joint (13) between the white nut (2) and an outer tube (3) is provided, said outer tube (3) the rear end of the front end of the rotary joint (13) is connected to the rear end of the rotary joint (13) and the front end of the white cap (2) is formed with a rotary seal.
5. 根据权利要求1所述的远程骨水泥填充装置,其特征是,所述外管(3)的长度为0.5-4 米。 5. Remote bone cement filling device according to claim 1, characterized in that said outer tube (3) has a length of 0.5-4 m.
6. 根据权利要求1所述的远程骨水泥填充装置,其特征是,所述的弹簧管⑷和拉索(5) 由芯杆(14)代替,所述芯杆(14)的前端与堵头(12)连接,所述芯杆(14)的后端与助推杆(11)连接。 The remote bone cement filling device of claim 1, wherein said spring tube and ⑷ cable (5) is replaced by a core rod (14), said core rod as claimed in claim (14) blocking the distal end head (12), said stem (14) of the rear end with a co-rod (11).
CN201610016766.8A 2016-01-11 2016-01-11 Remote device filled with bone cement CN105476706B (en)

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ES2545328T3 (en) * 2003-03-14 2015-09-10 Depuy Spine, Inc. Hydraulic injection device in percutaneous vertebroplasty bone cement
CN2788748Y (en) * 2005-05-03 2006-06-21 于晓 Long-distance injector for pyramid plastic operation
CN201139838Y (en) * 2007-11-26 2008-10-29 姚国平 Instrument for percutaneous vertebroplasty operation
CN201624757U (en) * 2009-07-17 2010-11-10 徐世隆;姚国平;姜小鹏;梁振耀 Surgical equipment of kyphoplasty
CN204698671U (en) * 2015-03-21 2015-10-14 唐朝阳 Bone cement advancing device
CN205322470U (en) * 2016-01-11 2016-06-22 江苏常美医疗器械有限公司 Long -range bone cement filled device

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