CN204636590U - A kind of dental gingiva pull device - Google Patents
A kind of dental gingiva pull device Download PDFInfo
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- CN204636590U CN204636590U CN201520260542.2U CN201520260542U CN204636590U CN 204636590 U CN204636590 U CN 204636590U CN 201520260542 U CN201520260542 U CN 201520260542U CN 204636590 U CN204636590 U CN 204636590U
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Abstract
The utility model discloses a kind of dental gingiva pull device, comprise and retract framework (1), first leverage (2), positioner (3), grip device (4), second leverage (5) and the first spring (6), retract framework (1) and comprise gum drag hook (11), upper frame body (12), connecting rod (13), lower frame body (14), gripper shoe (15), projection (16) and the first swash plate (17), first leverage (2) comprises the first fixed block (21), second fixed block (22), first lever (23) and the second lever (24), positioner (3) comprises the 3rd fixed block (31), first locating rod (33), second locating rod (34), 4th fixed block (32), fixed bar (37), second spring (38) and roller (36).This utility model on the basis alleviating medical personnel's working strength, can significantly improve the work efficiency of medical personnel.
Description
Technical field
This utility model relates to technical field of medical instruments, particularly relates to a kind of dental gingiva pull device.
Background technology
Oral cavity implanting tooth is one of Perfected process repairing missing tooth at present, it is considered to one of most important progress of 21 century stomatology, one of most essential steps of Dental Implant cuts the gingiva at agomphosis position, and retracted, implantation body's (artificial tooth root) is implanted in alveolar bone.But due to narrow space in oral cavity, general surgery tractor or tractor cannot use, therefore drag hook can only be replaced to be retracted by gingiva with some little apparatuses (as periosteal elevator etc.) at present, somebody is by suture tractive gingiva on gingiva, these methods both affected operation technique, easily damage gingiva again, be therefore starved of a kind of special dental gingiva pull device of exploitation.
Chinese patent CN203183059U discloses the special gingival retractor of a kind of Dental Implant, it comprises stretch arm, gum drag hook, support bar, stretching screw rod, drive nut and retention clip, it in use, by rotary actuation nut, make stretching screw rod retrude, draw two sections of support bars upright, support stretch arm abduction and drive outside gum drag hook and move, gingiva is opened to both sides tractive, then by retention clip self-retaining retractor.But although its structure is simple, but according to lever principle, need to use larger power gingiva could be retracted, add the working strength of medical personnel, its location needs precisely simultaneously, medical personnel are when positioning, need to expend the long period, and when rotary actuation nut, an obvious hands is not all right, need one and hold stretch arm, another hand-screw turns drive nut, and obviously, its operation is comparatively loaded down with trivial details, add the working strength of medical personnel, reduce the work efficiency of medical personnel.
Therefore, need to provide a kind of new technical scheme to solve the problems of the technologies described above.
Utility model content
For prior art above shortcomings, the utility model proposes a kind of dental gingiva pull device, comprise and retract framework, first leverage, positioner, grip device, second leverage and the first spring, retract framework and comprise gum drag hook, upper frame body, connecting rod, lower frame body, gripper shoe, projection and the first swash plate, first leverage comprises the first fixed block, second fixed block, first lever and the second lever, positioner comprises the 3rd fixed block, first locating rod, second locating rod, 4th fixed block, fixed bar, second spring, location-plate, posting and roller, this utility model can on the basis alleviating medical personnel's working strength, significantly improve the work efficiency of medical personnel.
This utility model solves its technical problem, the technical scheme adopted is: a kind of dental gingiva pull device, comprise and retract framework, the first leverage below framework is retracted described in being positioned at, be arranged at the positioner on described first leverage, be positioned at the grip device below described first leverage, retract the second leverage outside framework described in being positioned at and retract the first spring of framework inside described in being positioned at, the described framework that retracts comprises gum drag hook, be positioned at the upper frame body below described gum drag hook, be positioned at the connecting rod outside described upper frame body, be positioned at the lower frame body below described connecting rod, be positioned at the gripper shoe of described lower frame body inside, be positioned at the projection in described gripper shoe and be positioned at the first swash plate on described connecting rod.
Further, described first leverage the second lever of comprising the first fixed block of being arranged on lower frame body two relative inner and the second fixed block, being arranged at the first lever on described first fixed block and being arranged on described second fixed block.
Further, described positioner comprise the 3rd fixed block and link with the 3rd fixed block the first locating rod, the second locating rod below described first locating rod and the 4th fixed block linked with the second locating rod, fixed bar above described first locating rod, the second spring, the location-plate below described second spring, the posting on the right side of described fixed bar and the roller that is arranged between described first locating rod and the second locating rod.
Further, the described grip device grip part that comprises holding rod and be fixedly connected with described holding rod.
Further, described second leverage comprise driving lever, the dwang above described driving lever, the support bar inside described dwang, above described support bar lean bar, be arranged at described in lean pressing lever on bar, in described pressing lever side by pinch roller, the crushing block above described pressing lever, the 3rd spring below described crushing block and the bracing or strutting arrangement between described driving lever and described dwang.
Further, described one end leaning bar is fixedly connected with described dwang, the described other end leaning bar is provided with the 6th groove, one end of described pressing lever to be contained in described 6th groove and to turn be connected with the described bar axle that leans, the other end of described pressing lever is provided with the 7th groove, described be contained in turn in described 7th groove and with described pressing lever axle by pinch roller be connected, one side of described crushing block is fixedly connected with the outside of described upper frame body, the upper end of described 3rd spring is fixedly connected with the lower surface of described crushing block, the lower end of described 3rd spring is fixedly connected with the upper surface of described pressing lever.
Preferably, described upper frame body is L-type, and described upper frame body comprises the first horizontal part and is positioned at the first vertical portion below described first horizontal part, and described first horizontal part is cuboid, and the side of described first horizontal part is fixedly connected with the side of described gum drag hook.
Preferably, described gripper shoe is cuboid, the side of described gripper shoe is fixedly connected with the side of described lower frame body, described gripper shoe is provided with the rectangular opening running through its upper and lower surface, described rectangular opening is provided with two and lays respectively at the left and right sides, and described first lever and the second lever energy are each passed through the rectangular opening that the gripper shoe left and right sides is arranged.
Further, described projection is cuboid, and described projection is vertically placed, and the lower surface of described projection is fixedly connected with the upper surface of described gripper shoe.
Preferably, described upper frame body and described lower frame body adopt elastomeric material to make.
Further, described first lever comprises the first upper end and is positioned at the first bottom below described first upper end, described first bottom is skewed, described first bottom is that upper left lower right tilts, and described first bottom extends to the below of described gripper shoe through the rectangular opening being positioned at right side.
Further, described second lever comprises the second upper end and is positioned at the second bottom below described second upper end, described second bottom is that upper right lower left tilts, described second bottom extends to the below of described gripper shoe through the rectangular opening being positioned at left side, described second bottom is provided with the first through hole, and described first bottom is passed described first through hole and turned with described second bottom axle and is connected.
Further, described fixed bar is provided with two and lays respectively at the left and right sides, described fixed bar is cuboid, the upper surface of described fixed bar is fixedly connected with the lower surface of described gripper shoe, described second spring is between described fixed bar, the upper end of described second spring is fixedly connected with the lower surface of described gripper shoe, and the lower end of described second spring is fixedly connected with the upper surface of described location-plate.
Further, described location-plate is provided with the locating hole running through surface about it, and described roller is contained in turn in described locating hole and with described location-plate axle and is connected, and the surface of described roller is provided with sawtooth.
Preferably, the right-hand member of described first locating rod extends to the right side of described location-plate through described locating hole, the lower surface of described first locating rod is provided with sawtooth, lower surface and the described roller tooth of described first locating rod are combined, and the upper surface of described first locating rod is connected with the upper surface slide of described locating hole.
Further, described first fixed block and the second fixed block are all in cuboid, described first fixed block and the equal horizontal positioned of the second fixed block, the left surface of described first fixed block is fixedly connected with the right surface of the lower frame body being positioned at left side, the right-hand member of described first fixed block is provided with the first groove, described, the right surface of described second fixed block is fixedly connected with the left surface of the lower frame body being positioned at right side, the left end of described second fixed block is provided with the second groove, and described first groove and the second groove are all in rectangular-shaped.
Further, the first upper end of described first lever is contained in turn in described first groove and with described first fixed block axle and is connected, and the first upper end of described first lever can be rotated in described first groove; Second upper end of described second lever is vertical shape and is contained in turn in described second groove and with described second fixed block axle and is connected, and the second upper end of described second lever can be rotated in described second groove.
Preferably, the upper surface of described first locating rod is also provided with the first locating piece, described first locating piece is rectangular-shaped, the lower surface of described first locating piece is fixedly connected with the upper surface of described first locating rod, and the right surface of described first locating piece and the right surface of described first locating rod are in same perpendicular; The second locating piece is provided with at the lower surface of described second locating rod, described second locating piece is cuboid, described second locating piece is vertically placed, the upper surface of described second locating piece is fixedly connected with the lower surface of described second locating rod, and the left surface of described second locating piece and the left surface of described second locating rod are in same perpendicular.
Further, the left end of described second locating rod extends to the left side of described location-plate through locating hole, the upper surface of described second locating rod is provided with sawtooth, upper surface and the described roller tooth of described second locating rod are combined, and the lower surface of described second locating rod and the lower surface of described locating hole are slidably connected.
Further, described bracing or strutting arrangement comprises rectangular shaft and is arranged at the support wheel in described rectangular shaft.
Further, described rectangular shaft is cuboid and horizontal positioned, and one end of described rectangular shaft is fixedly connected with the side of described dwang, and the other end of described rectangular shaft is provided with the 8th groove, and described 8th groove is rectangular-shaped; Described support wheel is cylinder and is contained in turn in described 8th groove and with described rectangular shaft axle and is connected, and described support wheel can be rotated in described 8th groove.
Further, the right-hand member of described 3rd fixed block is provided with the 3rd groove, the left end of described 4th fixed block is provided with the 4th groove, described 3rd groove and the 4th groove are all in rectangular-shaped, described first locating rod is cuboid, described first locating rod horizontal positioned and the left end of the first locating rod are contained in turn in described 3rd groove and with described 3rd fixed block axle and are connected, and described first locating rod can be rotated around described 3rd fixed block; Described second locating rod is cuboid and the right-hand member of the second locating rod is contained in turn in described 4th groove and with described 4th fixed block axle and is connected, and described second locating rod can be rotated around described 4th fixed block.
Preferably, the right-hand member of described support bar is provided with the 5th groove, described 5th groove is rectangular-shaped, described dwang is also in cuboid, the centre of described dwang is contained in turn in described 5th groove and with described support bar axle and is connected, and described dwang can be rotated around one end of described support bar.
Further, the right surface of described location-plate is provided with rectangular block, described rectangular block is cuboid, described posting is concave character type, one end of described posting is fixedly connected with the side of described fixed bar, the other end of described posting is connected with the side slip of described location-plate, and described rectangular block is positioned at the top of described posting.
Compared with prior art, the beneficial effects of the utility model are: the dental gingiva pull device structure that the utility model proposes is simple, easy to operate, a hands is used just can accurately to locate, improve the work efficiency of medical personnel, and after having had good positioning, only needing to loose one's grip to complete retracts operation to gingiva, do not need to use too large strength, alleviate the working strength of medical personnel.This utility model is before positioning, need to compress gum drag hook, according to lever principle, only the very little strength of needs just can complete the compression to gum drag hook, therefore it is on the basis alleviating medical personnel's working strength, significantly improve the work efficiency of medical personnel.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, specific embodiments of the present utility model is elaborated.
Fig. 1 is the structural representation of this utility model dental gingiva pull device;
Fig. 2 is the partial enlarged drawing of the aminoacyl site of the dental of this utility model shown in Fig. 1 gingiva pull device;
Fig. 3 is the partial enlarged drawing at the B position of the dental of this utility model shown in Fig. 1 gingiva pull device.
In figure: 1-retracts framework; 11-gum drag hook; 12-upper frame body; 13-connecting rod; 14-lower frame body; 15-gripper shoe; 151-rectangular opening; 16-projection; 17-first swash plate; 2-first leverage; 21-first fixed block; 211-first groove; 22-second fixed block; 221-second groove; 23-first lever; 24-second lever; 241-first through hole; 3-positioner; 31-the 3rd fixed block; 311-the 3rd groove; 32-the 4th fixed block; 321-the 4th groove; 33-first locating rod; 331-first locating piece; 34-second locating rod; 341-second locating piece; 35-location-plate; 351-rectangular block; 36-roller; 37-fixed bar; 38-second spring; 39-posting; 4-grip device; 41-holding rod; 42-grip part; 5-second leverage; 51-driving lever; 52-dwang; 53-support bar; 531-the 5th groove; 54-leans bar; 541-the 6th groove; 55-pressing lever; 551-the 7th groove; 56-presses pinch roller; 57-crushing block; 58-the 3rd spring; 59-bracing or strutting arrangement; 591-rectangular shaft; 5911-the 8th groove; 592-support wheel; 6-first spring.
Specific embodiments
Below in conjunction with Figure of description and embodiment, specific embodiment of the utility model is described in further detail:
As shown in Figure 1 to Figure 3, this utility model dental gingiva pull device comprise retract framework 1, be positioned at described in retract the first leverage 2 below framework 1, the positioner 3 be arranged on described first leverage 2, be positioned at grip device 4 below described first leverage 2, be positioned at described in retract the second leverage 5 outside framework 1 and retract the first spring 6 of framework 1 inside described in being positioned at.
As shown in Figure 1 to Figure 3, retract framework 1 described in comprise gum drag hook 11, be positioned at upper frame body 12 below described gum drag hook 11, be positioned at connecting rod 13 outside described upper frame body 12, be positioned at lower frame body 14 below described connecting rod 13, be positioned at the gripper shoe 15 of described lower frame body 14 inside, be positioned at the projection 16 in described gripper shoe 15 and be positioned at the first swash plate 17 on described connecting rod 13.Described gum drag hook 11 is provided with two and lays respectively at the left and right sides, and described gum drag hook 11 is staggered relatively.Described upper frame body 12 is provided with two and lays respectively at the left and right sides, described upper frame body 12 is in L-type, described upper frame body 12 comprises the first horizontal part and is positioned at the first vertical portion below described first horizontal part, described first horizontal part and described first vertical portion one-body molded.Described first horizontal part is cuboid, and a side of described first horizontal part is fixedly connected with the side of described gum drag hook 11, and described first vertical portion is rectangular-shaped.Described connecting rod 13 is in cuboid, and described connecting rod 13 horizontal positioned, one end of described connecting rod 13 is fixedly connected with the side of described first vertical portion, and the lower surface of described connecting rod 13 and the lower surface of described first vertical portion are in same level.Described lower frame body 14 is provided with two and lays respectively at the left and right sides, and described lower frame body 14 is in cuboid, and described lower frame body 14 is vertically placed, and the upper surface of described lower frame body 14 is fixedly connected with the lower surface of described connecting rod 13.Described gripper shoe 15 is in cuboid, described gripper shoe 15 horizontal positioned, described gripper shoe 15 is between described lower frame body 14, the side of described gripper shoe 15 is fixedly connected with the side of described lower frame body 14, the lower surface of described gripper shoe 15 and the lower surface of described lower frame body 14 are in same level, described gripper shoe 15 is provided with the rectangular opening 151 running through its upper and lower surface, and described rectangular opening 151 is provided with two and lays respectively at the left and right sides.Described projection 16 is in cuboid, and described projection 16 is vertically placed, and the lower surface of described projection 16 is fixedly connected with the upper surface of described gripper shoe 15.Described first swash plate 17 is provided with two and lays respectively at the left and right sides, described first swash plate 17 is in skewed, the lower end of described first swash plate 17 is fixedly connected with the upper surface of described connecting rod 13, the upper end of described first swash plate 17 is fixedly connected with the side of described upper frame body 12, thus plays good supporting role to described upper frame body 12.Described upper frame body 12 adopts elastomeric material to make with described lower frame body 14.
As shown in Figure 1, described first leverage 2 the second lever 24 of comprising the first fixed block 21, being positioned at the second fixed block 22 on the right side of described first fixed block 21, being arranged at the first lever 23 on described first fixed block 21 and being arranged on described second fixed block 22.Described first fixed block 21 is in cuboid, described first fixed block 21 horizontal positioned, the left surface of described first fixed block 21 is fixedly connected with the right surface of the lower frame body being positioned at left side, and the right-hand member of described first fixed block 21 is provided with the first groove 211, and described first groove 211 is in rectangular-shaped.Described second fixed block 22 is in cuboid, described second fixed block 22 horizontal positioned, the right surface of described second fixed block 22 is fixedly connected with the left surface of the lower frame body being positioned at right side, and the left end of described second fixed block 22 is provided with the second groove 221, and described second groove 221 is in rectangular-shaped.Described first lever 23 comprises the first upper end and is positioned at the first bottom below described first upper end, described first upper end and described first bottom one-body molded.Described first upper end is vertical shape, described first upper end is contained in turn in described first groove 211 and with described first fixed block 21 axle and is connected, described first upper end can be rotated in described first groove 211, described first bottom is skewed, described first bottom is that upper left lower right tilts, and described first bottom extends to the below of described gripper shoe 15 through the rectangular opening 151 being positioned at right side.Described second lever 24 comprises the second upper end and is positioned at the second bottom below described second upper end, described second upper end and described second bottom one-body molded.Described second upper end is vertical shape, and described second upper end is contained in turn in described second groove 221 and with described second fixed block 22 axle and is connected, and described second upper end can be rotated in described second groove 221.Described second bottom is that upper right lower left tilts, described second bottom extends to the below of described gripper shoe 15 through the rectangular opening 151 being positioned at left side, described second bottom is provided with the first through hole 241, described first through hole 241 is in rectangular-shaped, described first bottom is passed described first through hole 241 and is turned with described second bottom axle and is connected, and described first lever 23 can be rotated relatively with described second lever 24.Described projection 16 is positioned at the below of described first lever 23 and the second lever 24.
As shown in Figure 1, described positioner 3 comprises the 3rd fixed block 31, the first locating rod 33 on the right side of described 3rd fixed block 31, the second locating rod 34 below described first locating rod 33, the 4th fixed block 32 on the right side of described second locating rod 34, the fixed bar 37 above described first locating rod 33, the second spring 38 between described fixed bar 37, the roller 36 that is positioned at location-plate 35 below described second spring 38, is positioned at the posting 39 on the right side of described fixed bar 37 and is arranged on described location-plate 35.Described fixed bar 37 is provided with two and lays respectively at the left and right sides, and described fixed bar 37 is in cuboid, and the upper surface of described fixed bar 37 is fixedly connected with the lower surface of described gripper shoe 15, and described fixed bar 37 is vertically placed.Described second spring 38 is between described fixed bar 37, and the upper end of described second spring 38 is fixedly connected with the lower surface of described gripper shoe 15, and the lower end of described second spring 38 is fixedly connected with the upper surface of described location-plate 35.Described location-plate 35 is in cuboid, described location-plate 35 is vertically placed, described location-plate 35 is between described fixed bar 37, the side of described location-plate 35 is connected with the side slip of described fixed bar 37, the locating hole that described location-plate 35 is surperficial about being provided with and running through it, described locating hole is rectangular-shaped, described roller 36 is contained in turn in described locating hole and with described location-plate 35 axle and is connected, described roller 36 can be rotated in described locating hole, the surface of described roller 36 is provided with sawtooth, the right surface of described location-plate 35 is provided with rectangular block 351, described rectangular block 351 is in cuboid, described rectangular block 351 can prevent described location-plate 35 from excessively moving up, prevent the excessive injury caused patient's gingiva of the distance between gum drag hook 11.Described posting 39 is in concave character type, one end of described posting 39 is fixedly connected with the side of described fixed bar 37, the other end of described posting 39 is connected with the side slip of described location-plate 35, described rectangular block 351 is positioned at the top of described posting 39, thus can prevent location-plate 35 from excessively moving down, the location-plate 35 made is separated with fixed bar 37, thus cannot play good positioning action.The left surface of described 3rd fixed block 31 is skewed, and the left surface of described 3rd fixed block 31 is fixedly connected with described second bottom, and the right-hand member of described 3rd fixed block 31 is provided with the 3rd groove 311, and described 3rd groove 311 is in rectangular-shaped.Described first locating rod 33 is in cuboid, described first locating rod 33 horizontal positioned, the left end of described first locating rod 33 is contained in turn in described 3rd groove 311 and with described 3rd fixed block 31 axle and is connected, described first locating rod 33 can be rotated around described 3rd fixed block 31, the right-hand member of described first locating rod 33 extends to the right side of described location-plate 35 through described locating hole, the lower surface of described first locating rod 33 is provided with sawtooth, together with the lower surface of described first locating rod 33 is meshing with described roller 36, the upper surface of described first locating rod 33 is connected with the upper surface slide of described locating hole, the upper surface of described first locating rod 33 is also provided with the first locating piece 331, described first locating piece 331 is in rectangular-shaped, the lower surface of described first locating piece 331 is fixedly connected with the upper surface of described first locating rod 33, the right surface of described first locating piece 331 and the right surface of described first locating rod 33 are in same perpendicular.Described first locating piece 331 can prevent described first locating rod 33 to be separated with described location-plate 35.The right surface of described 4th fixed block 32 is skewed, and the right surface of described 4th fixed block 32 is fixedly connected with described first bottom, and the left end of described 4th fixed block 32 is provided with the 4th groove 321, and described 4th groove 321 is in rectangular-shaped.Described second locating rod 34 is in cuboid, and the right-hand member of described second locating rod 34 is contained in turn in described 4th groove 321 and with described 4th fixed block 32 axle and is connected, and described second locating rod 34 can be rotated around described 4th fixed block 32.The left end of described second locating rod 34 extends to the left side of described location-plate 35 through locating hole, the upper surface of described second locating rod 34 is provided with sawtooth, together with the upper surface of described second locating rod 34 is meshing with described roller 36, the described lower surface of the second locating rod 34 and the lower surface of described locating hole are slidably connected, the lower surface of described second locating rod 34 is provided with the second locating piece 341, described second locating piece 341 is in cuboid, described second locating piece 341 is vertically placed, the upper surface of described second locating piece 341 is fixedly connected with the lower surface of described second locating rod 34, the left surface of described second locating piece 341 and the left surface of described second locating rod 34 are in same perpendicular.Described second locating piece 341 can prevent described second locating rod 34 to be separated with described location-plate 35.
As shown in Figure 1, described grip device 4 is provided with two and lays respectively at the left and right sides, the grip part 42 that described grip device 4 comprises holding rod 41 and is fixedly connected with described holding rod 41.Described holding rod 41 is in vertical shape, the upper surface being positioned at the holding rod on right side is fixedly connected with the lower surface of described 4th fixed block 32, the upper surface being positioned at the holding rod in left side is fixedly connected with the second bottom, described grip part 42 is in semi-annular shape, and described grip part 42 is fixedly connected with described holding rod 41.
As shown in Figure 1 to Figure 3, described second leverage 5 is provided with two and lays respectively at the left and right sides, described second leverage 5 comprises driving lever 51, be positioned at the dwang 52 above described driving lever 51, be positioned at the support bar 53 of described dwang 52 side, be positioned at and lean bar 54 above described support bar 53, the pressing lever 55 on bar 54 is leaned described in being arranged at, be positioned at described pressing lever 55 side by pinch roller 56, be positioned at the crushing block 57 above described pressing lever 55, the 3rd spring 58 below described crushing block 57 and the bracing or strutting arrangement 59 between described driving lever 51 and described dwang 52.Described driving lever 51 is vertically placed, and the lower surface of described driving lever 51 is fixedly connected with described first lever 23 or the second lever 24, and described driving lever 51 is positioned at the outside of described lower frame body 14.Described support bar 53 is in cuboid, and described support bar 53 horizontal positioned, the left surface of described support bar 53 is fixedly connected with the side of described connecting rod 13, and the right-hand member of described support bar 53 is provided with the 5th groove 531, and described 5th groove 531 is in rectangular-shaped.Described dwang 52 is in cuboid, and the centre of described dwang 52 is contained in turn in described 5th groove 531 and with described support bar 53 axle and is connected, and described dwang 52 can be rotated around one end of described support bar 53.The lower end of described dwang 52 is positioned at the outside of described driving lever 51.The described bar 54 of leaning in cuboid, described in lean bar 54 right surface be fixedly connected with the left surface of described dwang 52, described in lean bar 54 left end be provided with the 6th groove 541, described 6th groove 541 is rectangular-shaped.Described pressing lever 55 is in cuboid, one end of described pressing lever 55 to be contained in described 6th groove 541 and to turn be connected with described bar 54 axle that leans, described pressing lever 55 can be rotated around the described left end leaning bar 54, the other end of described pressing lever 55 is provided with the 7th groove 551, described 7th groove 551 is in rectangular-shaped, described pinch roller 56 of pressing is in cylinder, described be contained in turn in described 7th groove 551 and with described pressing lever 55 axle by pinch roller 56 be connected, can rotate in described 7th groove 551 by pinch roller 56 described in making, describedly lean on the side of described upper frame body 12 by pinch roller 56.Described crushing block 57 is in cuboid, and described crushing block 57 horizontal positioned, a side of described crushing block 57 is fixedly connected with the side of described upper frame body 12.Described 3rd spring 58 is vertically placed, and the upper end of described 3rd spring 58 is fixedly connected with the lower surface of described crushing block 57, and the lower end of described 3rd spring 58 is fixedly connected with the upper surface of described pressing lever 55, and described 3rd spring 58 is in compressive state.Described bracing or strutting arrangement 59 comprises rectangular shaft 591 and is arranged at the support wheel 592 in described rectangular shaft 591.Described rectangular shaft 591 is in cuboid, and described rectangular shaft 591 horizontal positioned, one end of described rectangular shaft 591 is fixedly connected with the side of described dwang 52, and the other end of described rectangular shaft 591 is provided with the 8th groove 5911, and described 8th groove 5911 is in rectangular-shaped.Described support wheel 592 is in cylinder, and described support wheel 592 is contained in turn in described 8th groove 5911 and with described rectangular shaft 591 axle and is connected, and described support wheel 592 can be rotated in described 8th groove 5911.Described first spring 6 is provided with two and lays respectively at upper and lower both sides, described first spring 6 is between described upper frame body 12, the two ends of described first spring 6 are fixedly connected with the side of described first vertical portion respectively, thus play a supporting role to described upper frame body 12.
As shown in Figure 1 to Figure 3, when described this utility model dental gingiva pull device uses, first need gum drag hook 11 and with together with.Finger is placed between holding rod 41 and grip part 42, then the distance between the grip device 4 of the left and right sides is furthered, thus under the effect of the first lever 23 and the second lever 24, the distance of lower frame body 14 upper end is furthered, and then the distance between upper frame body 12 is furthered, drive driving lever 51 to rotate laterally simultaneously, by bracing or strutting arrangement 59, dwang 52 is rotated, and then by leaning bar 54 and pressing lever 55 makes to press upper frame body 12 by pinch roller 56, distance between upper frame body 12 is furthered, when moving to certain distance by pinch roller 56, describedly lean on the lower surface of crushing block 57 by pinch roller 56, now, its squeezing action played upper frame body 12 is more obvious.Thus under the effect of the first leverage 2 and the second leverage 5, distance between gum drag hook 11 is furthered, then place it in and need on the gingiva that retracts, then slowly loose one's grip, gum drag hook 11 distance under the effect of the first spring 6, second spring 38 and the 3rd spring 58 slowly increases, and then gingiva is played to the effect retracted, until move to the distance of needs.Now, location-plate 35 moves up and down between described fixed bar 37, plays positioning action to described first lever 23 and the second lever 24.User can also pass through rotation roller 36, makes the first locating rod 33 and the second locating rod 34 relative movement, and then the first lever 23 and the second lever 24 are rotated relatively, and then completes aforesaid operations, and user can be selected as required.So far, the use procedure of this utility model dental gingiva pull device is described.
The above, it is only preferred embodiment of the present utility model, not any restriction is made to technical scope of the present utility model, therefore every above embodiment is done according to technical spirit of the present utility model any trickle amendment, equivalent variations and modification, all still belong in the scope of the technical solution of the utility model.
Claims (4)
1. a dental gingiva pull device, it is characterized in that: comprise and retract framework (1), first leverage (2) of framework (1) below is retracted described in being positioned at, be arranged at the positioner (3) on described first leverage (2), be positioned at the grip device (4) of described first leverage (2) below, retract second leverage (5) in framework (1) outside described in being positioned at and retract inner the first spring (6) of framework (1) described in being positioned at, the described framework (1) that retracts comprises gum drag hook (11), be positioned at the upper frame body (12) of described gum drag hook (11) below, be positioned at the connecting rod (13) in described upper frame body (12) outside, be positioned at the lower frame body (14) of described connecting rod (13) below, be positioned at the gripper shoe (15) that described lower frame body (14) is inner, the first swash plate (17) being positioned at the projection (16) in described gripper shoe (15) and being positioned on described connecting rod (13).
2. dental gingiva pull device according to claim 1, it is characterized in that: described projection (16) is in cuboid, described projection (16) is vertically placed, and the lower surface of described projection (16) is fixedly connected with the upper surface of described gripper shoe (15).
3. dental gingiva pull device according to claim 1, is characterized in that: described upper frame body (12) and described lower frame body (14) adopt elastomeric material to make.
4. dental gingiva pull device according to claim 1, it is characterized in that: the first locating rod (33) that described positioner (3) comprises the 3rd fixed block (31) and links with the 3rd fixed block (31), the second locating rod (34) being positioned at described first locating rod (33) below and the 4th fixed block (32) linked with the second locating rod (34), be positioned at the fixed bar (37) of described first locating rod (33) top, second spring (38), be positioned at the location-plate (35) of described second spring (38) below, the posting (39) being positioned at described fixed bar (37) right side and the roller (36) be arranged between described first locating rod (33) and the second locating rod (34), the upper surface of described first locating rod (33) is also provided with the first locating piece (331), described first locating piece (331) is in rectangular-shaped, the lower surface of described first locating piece (331) is fixedly connected with the upper surface of described first locating rod (33), and the right surface of described first locating piece (331) and the right surface of described first locating rod (33) are in same perpendicular, the second locating piece (341) is provided with at the lower surface of described second locating rod (34), described second locating piece (341) is in cuboid, described second locating piece (341) is vertically placed, the upper surface of described second locating piece (341) is fixedly connected with the lower surface of described second locating rod (34), and the left surface of described second locating piece (341) and the left surface of described second locating rod (34) are in same perpendicular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520260542.2U CN204636590U (en) | 2015-04-27 | 2015-04-27 | A kind of dental gingiva pull device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520260542.2U CN204636590U (en) | 2015-04-27 | 2015-04-27 | A kind of dental gingiva pull device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204636590U true CN204636590U (en) | 2015-09-16 |
Family
ID=54089377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520260542.2U Expired - Fee Related CN204636590U (en) | 2015-04-27 | 2015-04-27 | A kind of dental gingiva pull device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204636590U (en) |
-
2015
- 2015-04-27 CN CN201520260542.2U patent/CN204636590U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20161101 Address after: West of the town of Nanhai District of Guangdong city of Foshan province Luo village 528225 Industrial Zone five road and No. 5 factory Patentee after: Foshan Yadeng medical instrument limited company Address before: 610041 Sichuan city of Chengdu province Chengdu Tianfu Avenue, No. 69, No. 1720 building 17 layer 1 Patentee before: The general Science and Technology Ltd. of Chengdu Fes |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150916 Termination date: 20190427 |