CN104665940B - A kind of root pipe foreign body extractor - Google Patents
A kind of root pipe foreign body extractor Download PDFInfo
- Publication number
- CN104665940B CN104665940B CN201510073904.1A CN201510073904A CN104665940B CN 104665940 B CN104665940 B CN 104665940B CN 201510073904 A CN201510073904 A CN 201510073904A CN 104665940 B CN104665940 B CN 104665940B
- Authority
- CN
- China
- Prior art keywords
- link
- upper link
- rod
- lower link
- positive
- Prior art date
- Legal status (The legal status 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 status listed.)
- Active
Links
- 210000004262 dental pulp cavity Anatomy 0.000 claims abstract description 33
- 241000587161 Gomphocarpus Species 0.000 claims description 10
- 235000014676 Phragmites communis Nutrition 0.000 claims description 9
- 238000005452 bending Methods 0.000 claims description 5
- 210000000214 mouth Anatomy 0.000 abstract description 3
- 210000004268 dentin Anatomy 0.000 description 2
- 230000003902 lesion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 210000004746 tooth root Anatomy 0.000 description 2
- 208000024216 Periapical disease Diseases 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000035876 healing Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
Landscapes
- Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
Abstract
本发明涉及一种根管异物提取器，包括套管、滑动的插设在所述的套管内的杆件，所述的套管下部的内壁面上具有凸环，所述的杆件的下端部具有锥形部，所述的杆件的锥形部滑动至所述的套管的凸环处与之配合进行取物，所述的根管异物提取器还包括用于操作所述的杆件在所述的套管内进行滑动的操作机构，所述的操作机构包括一端部连接在所述的杆件上端部的上联条、一端部连接在所述的套管上的下联条、连接在所述的上联条和下联条之间用于使所述的上联条和下联条的一端部相对靠近或远离的操作件，操作所述的操作件带动所述的杆件在所述的套管内滑动。本申请可在口腔外单手操作并方便的取出根管内异物，结构紧凑、工作可靠、操作方便。
The invention relates to a root canal foreign matter extractor, which comprises a casing, a rod member slidingly inserted into the casing, a convex ring is provided on the inner wall surface of the lower part of the casing, and the lower end of the rod is The part has a tapered part, and the tapered part of the rod slides to the convex ring of the cannula to cooperate with it to extract objects. The root canal foreign body extractor also includes a rod for operating the An operating mechanism for sliding parts in the sleeve, the operating mechanism includes an upper link with one end connected to the upper end of the rod, a lower link with one end connected to the sleeve, and a connecting link An operating part between the upper link and the lower link is used to make one end of the upper link and the lower link relatively close to or away from, and the operation of the operating part drives the rod in the sliding inside the casing. The application can be operated with one hand outside the oral cavity and conveniently removes foreign bodies in the root canal, and has compact structure, reliable operation and convenient operation.
Description
技术领域technical field
本发明涉及齿科医疗器械领域，特别是涉及一种根管异物提取器。The invention relates to the field of dental medical instruments, in particular to a root canal foreign matter extractor.
背景技术Background technique
齿科根管治疗是牙髓病和根尖周病的基本方法和最佳选择，可防止发生根尖周病变或促进已经发生的根尖周病变的愈合。在齿科显微根管治疗过程中，用于切削感染牙本质的器械有时会发生折断，使用根管环钻去除折断器械周围少量的牙本质可以使折断器械松动，再采用根管异物提取器取出根管内折断器械，但已有的齿科根管异物提取器是在口腔患牙处操作，不够方便，并且会遮挡手术视线和照明光线，降低手术的治疗效果。Dental root canal treatment is the basic method and the best choice for endodontics and periapical diseases, which can prevent the occurrence of periapical lesions or promote the healing of periapical lesions that have occurred. During microscopic root canal treatment in dentistry, instruments used to cut infected dentin sometimes break off. Using a root canal trephine to remove a small amount of dentin around the broken instrument can loosen the broken instrument, and then use a root canal foreign body extractor Take out the broken instrument in the root canal, but the existing dental root canal foreign body extractor is operated on the affected tooth in the oral cavity, which is not convenient enough, and will block the surgical sight and lighting light, reducing the therapeutic effect of the surgery.
发明内容Contents of the invention
本发明的目的是提供一种能够单手操作的根管异物提取器。The object of the present invention is to provide a root canal foreign body extractor capable of single-handed operation.
为达到上述目的，本发明采用的技术方案是：In order to achieve the above object, the technical scheme adopted in the present invention is:
一种根管异物提取器，包括套管、滑动的插设在所述的套管内的杆件，所述的套管下部的内壁面上具有凸环，所述的杆件的下端部具有锥形部，所述的杆件的锥形部滑动至所述的套管的凸环处与之配合进行取物，所述的根管异物提取器还包括用于操作所述的杆件在所述的套管内进行滑动的操作机构，所述的操作机构包括一端部连接在所述的杆件上端部的上联条、一端部连接在所述的套管上的下联条、连接在所述的上联条和下联条之间用于使所述的上联条和下联条的一端部相对靠近或远离的操作件，操作所述的操作件带动所述的杆件在所述的套管内滑动。A root canal foreign matter extractor, comprising a sleeve, a rod member slidably inserted into the sleeve, a convex ring on the inner wall surface of the lower part of the sleeve, and a cone at the lower end of the rod Shaped part, the tapered part of the rod slides to the convex ring of the sleeve to cooperate with it to extract objects, and the root canal foreign body extractor also includes a function for operating the rod in the The operating mechanism that slides in the sleeve, the operating mechanism includes an upper link with one end connected to the upper end of the rod, a lower link with one end connected to the sleeve, and a lower link connected to the An operating part between the upper link and the lower link is used to make one end of the upper link and the lower link relatively close to or far away from, and the operation of the operating part drives the rod in the sleeve slide.
优选地，所述的上联条为弹性上联条，所述的下联条为弹性下联条，所述的上联条、下联条的另一端部相连接。Preferably, the upper link is an elastic upper link, the lower link is an elastic lower link, and the other ends of the upper link and the lower link are connected.
进一步优选地，所述的操作件包括呈倒T型的杠杆柱和压板，所述的杠杆柱的端部具有勾部，所述的压板包括一个折弯部，所述的上联条、下联条上开设有孔，所述的杠杆柱依次穿过所述的下联条、上联条的孔，并且所述的杠杆柱的勾部穿过所述的上联条的孔，所述的压板的一端部卡设在所述的上联条与所述的杠杆柱的勾部之间。Further preferably, the operating member includes an inverted T-shaped lever column and a pressure plate, the end of the lever column has a hook, the pressure plate includes a bent portion, the upper link, the lower link The bar is provided with holes, and the lever column passes through the holes of the lower link bar and the upper link bar sequentially, and the hook portion of the lever column passes through the hole of the upper link bar, and the pressure plate One end of the upper link is clamped between the upper link and the hook of the lever post.
进一步优选地，所述的操作件包括一端部固定在所述的下联条上的销钉、滑动的设置在所述的上联条上表面的滑槽推板，所述的销钉的另一端部具有钉头，所述的上联条上开设有孔，所述的销钉穿过所述的上联条的孔，所述的钉头位于所述的上联条的上部，滑动所述的滑槽推板能够卡设在所述的上联条与所述的钉头之间。Further preferably, the operating member includes a pin whose end is fixed on the lower link, a chute push plate slidably arranged on the upper surface of the upper link, and the other end of the pin has A nail head, a hole is opened on the upper link, the pin passes through the hole of the upper link, the nail head is located on the upper part of the upper link, and slides the chute The push plate can be clamped between the upper link and the nail head.
优选地，所述的上联条为刚性上联条，所述的下联条为刚性下联条，所述的下联条上连接有簧片座，所述的簧片座与上联条的上表面之间连接有弹性片。Preferably, the upper link is a rigid upper link, the lower link is a rigid lower link, a reed seat is connected to the lower link, and the reed seat is connected to the upper surface of the upper link Elastic sheets are connected between them.
进一步优选地，所述的操作件包括旋动螺钉，所述的上联条上开设有螺纹孔，所述的旋动螺钉与所述的螺纹孔螺纹连接，所述的旋动螺钉的端部抵在所述的下联条上表面。Further preferably, the operating member includes a turning screw, and the upper link is provided with a threaded hole, and the turning screw is threadedly connected with the threaded hole, and the end of the turning screw Arrest on the upper surface of the lower link.
进一步优选地，所述的操作件包括正反牙旋杆、旋设在所述的正反牙旋杆上的正牙螺母和反牙螺母、固定在所述的正反牙旋杆上的旋钮，所述的上联条、下联条上开设有孔，所述的正反牙旋杆穿过所述的上联条、下联条的孔，所述的正牙螺母旋设在穿出所述的上联条上孔的正反牙旋杆上并抵在所述的弹性片上，所述的反牙螺母旋设在穿出所述的下联条上孔的正反牙旋杆上并固定在所述的下联条的下表面上。Further preferably, the operating member includes a positive and negative screw rod, a positive screw nut and a screw nut screwed on the positive and negative screw rod, and a knob fixed on the positive and negative screw rod , the upper link and the lower link are provided with holes, the positive and negative screw rods pass through the holes of the upper link and the lower link, and the orthodontic nuts are screwed out of the The positive and negative screw rod of the upper hole of the upper link is on the elastic sheet, and the screw nut is screwed on the positive and negative screw rod passing through the upper hole of the lower link and fixed on the On the lower surface of the lower link.
进一步优选地，所述的下联条的另一端部连接有握柄，所述的握柄内穿设有能够延其长度方向滑动的螺杆，所述的螺杆上设置有将其与握柄相对锁定的锁紧螺母。Further preferably, a handle is connected to the other end of the lower link, and a screw rod that can slide along the length direction of the handle is penetrated inside the handle, and a screw rod is provided on the screw rod to lock it relative to the handle. lock nut.
优选地，所述的所述的上联条为刚性上联条，所述的下联条为刚性下联条，所述的上联条、下联条的另一端部通过弹性圈相连接。Preferably, the upper link is a rigid upper link, the lower link is a rigid lower link, and the other ends of the upper link and the lower link are connected by an elastic ring.
进一步优选地，所述的操作件包括正反牙旋杆、旋设在所述的正反牙旋杆上的正牙螺母和反牙螺母、固定在所述的正反牙旋杆上的旋钮，所述的上联条、下联条上开设有孔，所述的正反牙旋杆穿过所述的下联条、下联条的孔，所述的正牙螺母旋设在穿出所述的上联条上孔的正反牙旋杆上并抵在所述的上联条的上表面上，所述的反牙螺母旋设在穿出所述的下联条上孔的正反牙旋杆上并固定在所述的下联条的下表面上。Further preferably, the operating member includes a positive and negative screw rod, a positive screw nut and a screw nut screwed on the positive and negative screw rod, and a knob fixed on the positive and negative screw rod , the upper link and the lower link are provided with holes, the positive and negative screw rods pass through the holes of the lower link and the lower link, and the orthodontic nuts are screwed to pass through the The positive and negative screw rod of the upper hole of the upper link is on the upper surface of the upper link, and the screw nut is screwed on the positive and negative screw rod passing through the upper hole of the lower link and fixed on the lower surface of the lower link.
由于上述技术方案运用，本发明与现有技术相比具有下列优点和效果：Due to the use of the above-mentioned technical solutions, the present invention has the following advantages and effects compared with the prior art:
本申请可在口腔外以单手操作并方便的取出根管内折断的器械，结构紧凑、工作可靠、操作方便。The utility model can be operated with one hand outside the oral cavity to conveniently take out the broken instrument in the root canal, and has compact structure, reliable operation and convenient operation.
附图说明Description of drawings
附图1为套管与杆件的局部示意图（未取物状态）；Attached drawing 1 is a partial schematic diagram of the sleeve and the rod (the state of not taking objects);
附图2为套管与杆件的局部示意图（取物状态）；Accompanying drawing 2 is the local sketch map of bushing and rod (fetching state);
附图3为实施例一的主视图（未取物状态）；Accompanying drawing 3 is the front view of embodiment 1 (not fetching state);
附图4为实施例一的俯视图；Accompanying drawing 4 is the top view of embodiment one;
附图5为实施例一的主视图（取物状态）；Accompanying drawing 5 is the front view of Embodiment 1 (fetching state);
附图6为实施例二的主视图；Accompanying drawing 6 is the front view of embodiment two;
附图7为实施例二的俯视图；Accompanying drawing 7 is the top view of embodiment two;
附图8为实施例三的主视图；Accompanying drawing 8 is the front view of embodiment three;
附图9为实施例四的主视图；Accompanying drawing 9 is the front view of embodiment four;
附图10为实施例五的主视图。Accompanying drawing 10 is the front view of embodiment five.
其中：1、套管；10、凸环；2、杆件；20、锥形部；3、上联条；4、下联条；50、杠杆柱；500、勾部；51、压板；510、折弯部；60、销钉；600、钉头；61、滑槽推板；70、簧片座；71、弹性片；72、旋动螺钉；80、正反牙旋杆；81、正牙螺母；82、反牙螺母；83、旋钮；90、弹性圈；100、握柄；101、螺杆；102、锁紧螺母；0、螺钉。Among them: 1. casing; 10. protruding ring; 2. rod; 20. tapered part; 3. upper link; 4. lower link; 50. lever column; 500. hook; 51. pressure plate; Bending part; 60, pin; 600, nail head; 61, chute push plate; 70, reed seat; 71, elastic sheet; 72, rotating screw; 80, positive and negative screw rod; 81, orthodontic nut ; 82, anti-tooth nut; 83, knob; 90, elastic ring; 100, handle; 101, screw rod; 102, lock nut; 0, screw.
具体实施方式detailed description
下面结合附图及实施案例对本发明作进一步描述：Below in conjunction with accompanying drawing and embodiment example, the present invention will be further described:
实施例一：Embodiment one:
如图1-5所示的一种根管异物提取器，包括锲形套管1、滑动的插设在套管1内的锲形杆件2，套管1下部的内壁面上具有凸环10，杆件2的下端部具有锥形部20，杆件2的锥形部20滑动至套管1的凸环处10与之配合进行取物。A root canal foreign body extractor as shown in Figure 1-5, includes a wedge-shaped sleeve 1, a wedge-shaped rod 2 slidingly inserted in the sleeve 1, and a convex ring on the inner wall surface of the lower part of the sleeve 1 10. The lower end of the rod 2 has a tapered portion 20, and the tapered portion 20 of the rod 2 slides to the protruding ring 10 of the sleeve 1 to cooperate with it to extract the object.
根管异物提取器还包括用于操作杆件2在套管1内进行滑动的操作机构，操作机构包括一端部连接在杆件2上端部的上联条3、一端部连接在套管1上的下联条4、连接在上联条3和下联条4之间用于使上联条3和下联条4的一端部相对靠近或远离的操作件，操作操作件带动杆件2在套管1内滑动。其中：杆件2的上端部与上联条3之间通过螺钉0进行连接。The root canal foreign matter extractor also includes an operating mechanism for operating the rod 2 to slide in the casing 1. The operating mechanism includes an upper link 3 with one end connected to the upper end of the rod 2, and one end connected to the casing 1. The lower link 4 is connected between the upper link 3 and the lower link 4, and is used to make one end of the upper link 3 and the lower link 4 relatively close to or far away from the operating part. The operating part drives the rod 2 in the casing 1 slide inside. Wherein: the upper end of the rod 2 and the upper link 3 are connected by a screw 0 .
在本实施例中：上联条3为弹性上联条，下联条4为弹性下联条，上联条3、下联条4的另一端部相连接。操作件包括呈倒T型的杠杆柱50和压板51，杠杆柱50的端部具有勾部500，压板51包括一个折弯部510，上联条3、下联条4上开设有孔，杠杆柱50依次穿过下联条4、上联条3的孔，并且杠杆柱50的勾部500穿过上联条3的孔，压板51的一端部卡设在上联条3与杠杆柱50的勾部500之间。操作时：下压压板51的另一端部，压板51的折弯部510抵在上联条3的上表面并以折弯部510为转点进行转动，压板51的另一端部向上提杠杆柱50的勾部500，使得上联条3与下联条4的一端部相对靠近，连接在上联条3上的杆件2在套管内向下滑动，直至杆件2的锥形部20滑动至套管1的凸环处10与之配合完成取物，单手即可完成。In this embodiment: the upper link 3 is an elastic upper link, the lower link 4 is an elastic lower link, and the other ends of the upper link 3 and the lower link 4 are connected. The operating part includes an inverted T-shaped lever column 50 and a pressing plate 51. The end of the lever column 50 has a hook portion 500. The pressing plate 51 includes a bending portion 510. Holes are provided on the upper link 3 and the lower link 4. The lever column 50 passes through the holes of the lower link 4 and the upper link 3 in sequence, and the hook portion 500 of the lever column 50 passes through the hole of the upper link 3, and one end of the pressing plate 51 is stuck on the hook of the upper link 3 and the lever column 50. Department between 500. During operation: press down the other end of the pressing plate 51, the bending portion 510 of the pressing plate 51 is against the upper surface of the upper link 3 and rotate with the bending portion 510 as the turning point, and the other end of the pressing plate 51 lifts up the lever column The hook portion 500 of 50 makes the upper link 3 and one end of the lower link 4 relatively close, and the rod 2 connected to the upper link 3 slides downward in the casing until the tapered part 20 of the rod 2 slides to The protruding ring 10 of the casing 1 cooperates with it to complete the fetching, which can be completed with one hand.
实施例二：Embodiment two:
如图1-2、6-7所示的一种根管异物提取器，包括锲形套管1、滑动的插设在套管1内的锲形杆件2，套管1下部的内壁面上具有凸环10，杆件2的下端部具有锥形部20，杆件2的锥形部20滑动至套管1的凸环处10与之配合进行取物。A root canal foreign body extractor as shown in Figures 1-2 and 6-7, including a wedge-shaped sleeve 1, a wedge-shaped rod 2 inserted in the sleeve 1 that slides, and the inner wall surface of the lower part of the sleeve 1 There is a convex ring 10 on the top, and the lower end of the rod 2 has a tapered portion 20. The tapered portion 20 of the rod 2 slides to the convex ring 10 of the sleeve 1 and cooperates with it to extract the object.
根管异物提取器还包括用于操作杆件2在套管1内进行滑动的操作机构，操作机构包括一端部连接在杆件2上端部的上联条3、一端部连接在套管1上的下联条4、连接在上联条3和下联条4之间用于使上联条3和下联条4的一端部相对靠近或远离的操作件，操作操作件带动杆件2在套管1内滑动。其中：杆件2的上端部与上联条3之间通过螺钉0进行连接。The root canal foreign matter extractor also includes an operating mechanism for operating the rod 2 to slide in the casing 1. The operating mechanism includes an upper link 3 with one end connected to the upper end of the rod 2, and one end connected to the casing 1. The lower link 4 is connected between the upper link 3 and the lower link 4, and is used to make one end of the upper link 3 and the lower link 4 relatively close to or far away from the operating part. The operating part drives the rod 2 in the casing 1 slide inside. Wherein: the upper end of the rod 2 and the upper link 3 are connected by a screw 0 .
在本实施例中：上联条3为弹性上联条，下联条4为弹性下联条，上联条3、下联条4的另一端部相连接。操作件包括一端部固定在下联条4上的销钉60、滑动的设置在上联条3上表面的滑槽推板61，销钉60的另一端部具有钉头600，上联条3上开设有孔，销钉60穿过上联条3的孔，钉头600位于上联条3的上部，滑动滑槽推板60能够卡设在上联条3与钉头60之间。操作时：捏住上联条3、下联条4，使得上联条3与下联条4的一端部相对靠近，连接在上联条3上的杆件2在套管内向下滑动，直至杆件2的锥形部20滑动至套管1的凸环处10与之配合完成取物；同时：推动滑槽推板60卡设在上联条3与钉头60之间，保持锥形部20与凸环处10之间的取物状态，单手即可完成。In this embodiment: the upper link 3 is an elastic upper link, the lower link 4 is an elastic lower link, and the other ends of the upper link 3 and the lower link 4 are connected. The operating part comprises a pin 60 fixed on the lower link 4 at one end, a chute push plate 61 slidably arranged on the upper surface of the upper link 3, the other end of the pin 60 has a nail head 600, and the upper link 3 is provided with Hole, the pin 60 passes through the hole of the upper link 3, the nail head 600 is located on the top of the upper link 3, and the sliding chute push plate 60 can be clamped between the upper link 3 and the nail head 60. During operation: pinch the upper link 3 and the lower link 4 so that one end of the upper link 3 and the lower link 4 are relatively close to each other, and the rod 2 connected to the upper link 3 slides downward in the casing until the rod The tapered part 20 of 2 slides to the convex ring 10 of the casing 1 to cooperate with it to complete the retrieval; at the same time: push the push plate 60 of the chute to be clamped between the upper link 3 and the nail head 60, and keep the tapered part 20 The fetching state between the 10 and the protruding ring can be completed with one hand.
实施例三：Embodiment three:
如图8所示的一种根管异物提取器，包括锲形套管1、滑动的插设在套管1内的锲形杆件2，套管1下部的内壁面上具有凸环10，杆件2的下端部具有锥形部20，杆件2的锥形部20滑动至套管1的凸环处10与之配合进行取物。A root canal foreign body extractor as shown in Fig. 8 includes a wedge-shaped sleeve 1, a wedge-shaped rod 2 inserted in the sleeve 1 slidingly, and a convex ring 10 is provided on the inner wall surface of the lower part of the sleeve 1, The lower end of the rod 2 has a tapered portion 20, and the tapered portion 20 of the rod 2 slides to the protruding ring 10 of the sleeve 1 to cooperate with it to extract the object.
根管异物提取器还包括用于操作杆件2在套管1内进行滑动的操作机构，操作机构包括一端部连接在杆件2上端部的上联条3、一端部连接在套管1上的下联条4、连接在上联条3和下联条4之间用于使上联条3和下联条4的一端部相对靠近或远离的操作件，操作操作件带动杆件2在套管1内滑动。其中：杆件2的上端部与上联条3之间通过螺钉0进行连接。The root canal foreign matter extractor also includes an operating mechanism for operating the rod 2 to slide in the casing 1. The operating mechanism includes an upper link 3 with one end connected to the upper end of the rod 2, and one end connected to the casing 1. The lower link 4 is connected between the upper link 3 and the lower link 4, and is used to make one end of the upper link 3 and the lower link 4 relatively close to or far away from the operating part. The operating part drives the rod 2 in the casing 1 slide inside. Wherein: the upper end of the rod 2 and the upper link 3 are connected by a screw 0 .
在本实施例中：上联条3为刚性上联条，下联条4为刚性下联条，下联条4上连接有簧片座70，簧片座70与上联条3的上表面之间连接有弹性片71。操作件包括旋动螺钉72，上联条3上开设有螺纹孔，旋动螺钉72与螺纹孔螺纹连接，旋动螺钉72的端部抵在下联条4的上表面。操作时：旋转旋动螺钉72，上联条3通过与旋动螺钉72之间的螺纹配合在旋转螺钉72上向下移动，下压弹性片71并带动上联条3与下联条4的一端部相对靠近，连接在上联条3上的杆件2在套管内向下滑动，直至杆件2的锥形部20滑动至套管1的凸环处10与之配合完成取物，单手即可完成。In this embodiment: the upper link 3 is a rigid upper link, the lower link 4 is a rigid lower link, the lower link 4 is connected with a reed seat 70, and the reed seat 70 is connected to the upper surface of the upper link 3 Elastic sheet 71 is arranged. The operating part includes a turning screw 72 , and the upper link 3 is provided with a threaded hole. During operation: rotate the rotating screw 72, the upper link 3 moves downward on the rotating screw 72 through the threaded cooperation with the rotating screw 72, presses down the elastic piece 71 and drives one end of the upper link 3 and the lower link 4 The parts are relatively close, and the rod 2 connected to the upper link 3 slides downward in the sleeve until the tapered part 20 of the rod 2 slides to the convex ring 10 of the sleeve 1 to cooperate with it to complete the retrieval. and you are done.
此外，下联条4的另一端部连接有握柄100，握柄100内穿设有能够延其长度方向滑动的螺杆101，螺杆101上设置有将其与握柄100相对锁定的锁紧螺母102，通过滑动螺杆101可以调整握柄100的长度，并通过锁定螺母102锁定。In addition, the other end of the lower link 4 is connected with a handle 100, the handle 100 is pierced with a screw 101 that can slide along its length direction, and the screw 101 is provided with a locking nut 102 that locks it relative to the handle 100 , the length of the handle 100 can be adjusted by sliding the screw rod 101 and locked by the locking nut 102 .
实施例四：Embodiment four:
如图9所示的一种根管异物提取器，包括锲形套管1、滑动的插设在套管1内的锲形杆件2，套管1下部的内壁面上具有凸环10，杆件2的下端部具有锥形部20，杆件2的锥形部20滑动至套管1的凸环处10与之配合进行取物。A root canal foreign body extractor as shown in Fig. 9 includes a wedge-shaped sleeve 1, a wedge-shaped rod 2 inserted in the sleeve 1 slidingly, and a convex ring 10 is provided on the inner wall surface of the lower part of the sleeve 1, The lower end of the rod 2 has a tapered portion 20, and the tapered portion 20 of the rod 2 slides to the protruding ring 10 of the sleeve 1 to cooperate with it to extract the object.
根管异物提取器还包括用于操作杆件2在套管1内进行滑动的操作机构，操作机构包括一端部连接在杆件2上端部的上联条3、一端部连接在套管1上的下联条4、连接在上联条3和下联条4之间用于使上联条3和下联条4的一端部相对靠近或远离的操作件，操作操作件带动杆件2在套管1内滑动。其中：杆件2的上端部与上联条3之间通过螺钉0进行连接。The root canal foreign matter extractor also includes an operating mechanism for operating the rod 2 to slide in the casing 1. The operating mechanism includes an upper link 3 with one end connected to the upper end of the rod 2, and one end connected to the casing 1. The lower link 4 is connected between the upper link 3 and the lower link 4, and is used to make one end of the upper link 3 and the lower link 4 relatively close to or far away from the operating part. The operating part drives the rod 2 in the casing 1 slide inside. Wherein: the upper end of the rod 2 and the upper link 3 are connected by a screw 0 .
在本实施例中：上联条3为刚性上联条，下联条4为刚性下联条，下联条4上连接有簧片座70，簧片座70与上联条3的上表面之间连接有弹性片71。操作件包括正反牙旋杆80、旋设在正反牙旋杆80上的正牙螺母81和反牙螺母82、固定在正反牙旋杆80上的旋钮83，上联条3、下联条4上开设有孔，正反牙旋杆80穿过上联条3、下联条4的孔，正牙螺母81旋设在穿出上联条3上孔的正反牙旋杆80上并抵在弹性片71上，反牙螺母82旋设在穿出下联条4上孔的正反牙旋杆80上并固定在下联条4的下表面上，旋钮83位于上联条3、下联条4之间。操作时：旋动旋钮83，使得正反牙旋杆80发生转动，带动正牙螺母81及正反牙旋杆80上向下转动，下压弹性片71并带动上联条3与下联条4的一端部相对靠近，连接在上联条3上的杆件2在套管内向下滑动，直至杆件2的锥形部20滑动至套管1的凸环处10与之配合完成取物，单手即可完成。In this embodiment: the upper link 3 is a rigid upper link, the lower link 4 is a rigid lower link, the lower link 4 is connected with a reed seat 70, and the reed seat 70 is connected to the upper surface of the upper link 3 Elastic sheet 71 is arranged. The operating part comprises a positive and negative tooth rotary rod 80, a positive tooth nut 81 and a negative tooth nut 82 that are screwed on the positive and negative tooth rotary rod 80, a knob 83 fixed on the positive and negative tooth rotary rod 80, the upper link 3, the lower link The bar 4 is provided with a hole, and the positive and negative tooth rotating rod 80 passes through the holes of the upper connecting bar 3 and the lower connecting bar 4, and the positive tooth nut 81 is screwed on the positive and negative tooth rotating rod 80 passing through the upper hole of the upper connecting bar 3 and Resist on the elastic sheet 71, the anti-thread nut 82 is screwed on the positive and negative thread screw rod 80 passing through the upper hole of the lower link 4 and fixed on the lower surface of the lower link 4, the knob 83 is located on the upper link 3, the lower link between 4. During operation: turn the knob 83 to make the positive and negative tooth rotary rod 80 rotate, drive the positive tooth nut 81 and the positive and negative tooth rotary rod 80 to rotate up and down, press down the elastic sheet 71 and drive the upper link 3 and the lower link 4 One end of the upper link 3 is relatively close, and the rod 2 connected to the top link 3 slides downward in the sleeve until the tapered part 20 of the rod 2 slides to the convex ring 10 of the sleeve 1 to cooperate with it to complete the retrieval. It can be done with one hand.
此外，下联条4的另一端部连接有握柄100，握柄100内穿设有能够延其长度方向滑动的螺杆101，螺杆101上设置有将其与握柄100相对锁定的锁紧螺母102，通过滑动螺杆101可以调整握柄100的长度，并通过锁定螺母102锁定。In addition, the other end of the lower link 4 is connected with a handle 100, the handle 100 is pierced with a screw 101 that can slide along its length direction, and the screw 101 is provided with a locking nut 102 that locks it relative to the handle 100 , the length of the handle 100 can be adjusted by sliding the screw rod 101 and locked by the locking nut 102 .
实施例五：Embodiment five:
如图10所示的一种根管异物提取器，包括锲形套管1、滑动的插设在套管1内的锲形杆件2，套管1下部的内壁面上具有凸环10，杆件2的下端部具有锥形部20，杆件2的锥形部20滑动至套管1的凸环处10与之配合进行取物。A root canal foreign body extractor as shown in Fig. 10 includes a wedge-shaped sleeve 1, a wedge-shaped rod 2 slidably inserted in the sleeve 1, and a convex ring 10 is provided on the inner wall surface of the lower part of the sleeve 1, The lower end of the rod 2 has a tapered portion 20, and the tapered portion 20 of the rod 2 slides to the protruding ring 10 of the sleeve 1 to cooperate with it to extract the object.
根管异物提取器还包括用于操作杆件2在套管1内进行滑动的操作机构，操作机构包括一端部连接在杆件2上端部的上联条3、一端部连接在套管1上的下联条4、连接在上联条3和下联条4之间用于使上联条3和下联条4的一端部相对靠近或远离的操作件，操作操作件带动杆件2在套管1内滑动。其中：杆件2的上端部与上联条3之间通过螺钉0进行连接。The root canal foreign matter extractor also includes an operating mechanism for operating the rod 2 to slide in the casing 1. The operating mechanism includes an upper link 3 with one end connected to the upper end of the rod 2, and one end connected to the casing 1. The lower link 4 is connected between the upper link 3 and the lower link 4, and is used to make one end of the upper link 3 and the lower link 4 relatively close to or far away from the operating part. The operating part drives the rod 2 in the casing 1 slide inside. Wherein: the upper end of the rod 2 and the upper link 3 are connected by a screw 0 .
在本实施例中：上联条3为刚性上联条，下联条4为刚性下联条，上联条3、下联条4的另一端部通过弹性圈90相连接，通过弹性圈90使上联条3、下联条4之间可以靠近或远离的弹性变动。操作件包括正反牙旋杆80、旋设在正反牙旋杆80上的正牙螺母81和反牙螺母82、固定在正反牙旋杆80上的旋钮83，上联条3、下联条4上开设有孔，正反牙旋杆80穿过下联条3、下联条4的孔，正牙螺母81旋设在穿出上联条3上孔的正反牙旋杆80上并抵在上联条3的上表面上，反牙螺母82旋设在穿出下联条4上孔的正反牙旋杆80上并固定在下联条4 的下表面上，旋钮83位于上联条3、下联条4之间。操作时：旋动旋钮83，使得正反牙旋杆80发生转动，带动正牙螺母81在正反牙旋杆80上向下转动，下压弹性片71并带动及上联条3与下联条4的一端部相对靠近，连接在上联条3上的杆件2在套管内向下滑动，直至杆件2的锥形部20滑动至套管1的凸环处10与之配合完成取物，单手即可完成。In this embodiment: the upper link 3 is a rigid upper link, the lower link 4 is a rigid lower link, the other ends of the upper link 3 and the lower link 4 are connected by an elastic ring 90, and the upper link is made Elastic changes that can move closer or farther away between the bar 3 and the lower link bar 4 . The operating part comprises a positive and negative tooth rotary rod 80, a positive tooth nut 81 and a negative tooth nut 82 that are screwed on the positive and negative tooth rotary rod 80, a knob 83 fixed on the positive and negative tooth rotary rod 80, the upper link 3, the lower link The bar 4 is provided with a hole, the pros and cons screw rod 80 passes through the holes of the lower link bar 3 and the lower link bar 4, and the ortho tooth nut 81 is screwed on the positive and negative screw bar 80 passing through the upper hole of the upper link bar 3 and abuts against it. On the upper surface of the upper link 3, the anti-thread nut 82 is screwed on the positive and negative screw rod 80 passing through the upper hole of the lower link 4 and fixed on the lower surface of the lower link 4, and the knob 83 is located on the upper link 3. , Between the next link 4. During operation: Rotate the knob 83 to make the positive and negative tooth rotary rod 80 rotate, drive the positive tooth nut 81 to rotate downward on the positive and negative tooth rotary rod 80, press down the elastic sheet 71 and drive the upper link 3 and the lower link One end of 4 is relatively close, and the rod 2 connected to the upper link 3 slides downward in the sleeve until the tapered part 20 of the rod 2 slides to the convex ring 10 of the sleeve 1 to cooperate with it to complete the extraction , can be done with one hand.
上述实施例只为说明本发明的技术构思及特点，其目的在于让熟悉此项技术的人士能够了解本发明的内容并据以实施，并不能以此限制本发明的保护范围。凡根据本发明精神实质所作的等效变化或修饰，都应涵盖在本发明的保护范围之内。The above-mentioned embodiments are only to illustrate the technical concept and characteristics of the present invention, and the purpose is to enable those skilled in the art to understand the content of the present invention and implement it accordingly, and not to limit the protection scope of the present invention. All equivalent changes or modifications made according to the spirit of the present invention shall fall within the protection scope of the present invention.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510073904.1A CN104665940B (en) | 2015-02-12 | 2015-02-12 | A kind of root pipe foreign body extractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510073904.1A CN104665940B (en) | 2015-02-12 | 2015-02-12 | A kind of root pipe foreign body extractor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104665940A CN104665940A (en) | 2015-06-03 |
| CN104665940B true CN104665940B (en) | 2017-04-05 |
Family
ID=53301901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510073904.1A Active CN104665940B (en) | 2015-02-12 | 2015-02-12 | A kind of root pipe foreign body extractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104665940B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105167866B (en) * | 2015-08-28 | 2017-10-17 | 成都普瑞幂尔医疗咨询有限公司 | Fracture apparatus withdrawing device in a kind of combined type root pipe |
| CN112451127A (en) * | 2020-12-07 | 2021-03-09 | 上海埃蒙迪材料科技股份有限公司 | Broken root canal needle pickup device |
| CN115556036B (en) * | 2021-07-02 | 2025-04-08 | 三赢科技（深圳）有限公司 | Broken pipe taking-out device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5879160A (en) * | 1998-06-03 | 1999-03-09 | Ruddle; Clifford J. | Root canal obstruction removal system |
| CN2669799Y (en) * | 2003-09-05 | 2005-01-12 | 高运来 | Broken root taking-out device |
| WO2005077286A1 (en) * | 2004-02-13 | 2005-08-25 | Aleksandrovskiy Vladimir Leoni | Method for removing a tool fragment from a tooth root-canal and an extractor for carrying out said method |
| TWI387446B (en) * | 2010-12-07 | 2013-03-01 | Metal Ind Res & Dev Ct | Root canal obstruction removal instrument |
| CN203244462U (en) * | 2013-05-15 | 2013-10-23 | 中国人民解放军第四军医大学 | Cannula device for taking out fractured instrument in oral root canal therapy |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004024621A (en) * | 2002-06-26 | 2004-01-29 | Dentech:Kk | Method and tool for pulling out fragment of root canal treatment instrument |
| JP2009131290A (en) * | 2006-03-08 | 2009-06-18 | Yoshitsugu Terauchi | Dental instrument for removing broken piece using flexible guide plate |
-
2015
- 2015-02-12 CN CN201510073904.1A patent/CN104665940B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5879160A (en) * | 1998-06-03 | 1999-03-09 | Ruddle; Clifford J. | Root canal obstruction removal system |
| CN2669799Y (en) * | 2003-09-05 | 2005-01-12 | 高运来 | Broken root taking-out device |
| WO2005077286A1 (en) * | 2004-02-13 | 2005-08-25 | Aleksandrovskiy Vladimir Leoni | Method for removing a tool fragment from a tooth root-canal and an extractor for carrying out said method |
| TWI387446B (en) * | 2010-12-07 | 2013-03-01 | Metal Ind Res & Dev Ct | Root canal obstruction removal instrument |
| CN203244462U (en) * | 2013-05-15 | 2013-10-23 | 中国人民解放军第四军医大学 | Cannula device for taking out fractured instrument in oral root canal therapy |
Non-Patent Citations (1)
| Title |
|---|
| 根管内折断器械取出的临床研究;杨焰;《临床口腔医学杂志》;20111231;第27卷(第12期);第745-747页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104665940A (en) | 2015-06-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104665940B (en) | A kind of root pipe foreign body extractor | |
| CN203829001U (en) | Extensible lamplight forceps for maxillofacial surgical operation | |
| CN203122350U (en) | Novel mouth opening tongue deflector | |
| CN203107267U (en) | Orthopedic nail taking device | |
| CN102198018B (en) | Fang removing device | |
| CN202223304U (en) | Bendable nucleus pulposus pliers with liquid lead-in function | |
| CN202113173U (en) | Tooth root extracting device | |
| CN210961888U (en) | Clinical multi-functional inspection device of medical internal medicine | |
| CN104688361A (en) | Device for taking out broken instrument in root canal and take-out method thereof | |
| CN110840590A (en) | Digital display bracket remover | |
| CN209004247U (en) | A kind of dental root canal file | |
| CN205234441U (en) | Oral cavity opener | |
| CN203970600U (en) | Mirror surface type Oral Repair gear hyoplastron | |
| CN204318895U (en) | A kind of orthopaedics gets nail electric drill | |
| CN204468306U (en) | A kind of device taking out root pipe inner separator tool | |
| CN203953843U (en) | Syringe-type enamel binder resin propulsion plant | |
| CN201453391U (en) | Installation equipment for the drill sleeve of the dental guide plate | |
| CN208864522U (en) | A dental root canal filling device | |
| CN203970585U (en) | A kind of exodontia dental elevator | |
| CN205163014U (en) | Stomatoscope | |
| CN205054355U (en) | A episome extractor that is used for orthopedics joint mirror to perform operation | |
| CN207118942U (en) | A kind of dental fractures screw extractor | |
| CN203841801U (en) | Dental orthodontic appliance | |
| CN109771062A (en) | A kind of department of stomatology surgical instrument | |
| CN217852897U (en) | A precisely adjustable oral gag |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170511 Address after: 430072 Hubei city of Wuhan province Wuchang Luojiashan Patentee after: Wuhan University Address before: 430079 Hubei Province, Wuhan city Hongshan District Luoyu Road No. 237 Patentee before: Hospital of Stomatology Wuhan University |