Tooth-implanting medical instrumentTechnical field
The present invention relates to the field of medical instrument technology more particularly to a kind of tooth-implanting medical instruments.
Background technique
Oral cavity implanting tooth is current one of the ideal method for repairing missing tooth, it is considered as that 21 century dentistry is most heavyOne of progress wanted, the most essential steps of tooth-implanting first is that cut the gum at agomphosis position, and retracted, to plantBody (artificial tooth root) is implanted into alveolar bone.But since narrow space in oral cavity, general hook for surgery operation or tractor can not makeWith, therefore drag hook can only be replaced to retract gum with some small instruments (such as periosteum elevator) at present, somebody bySuture pulls gum on gum, these methods not only influence surgical procedure, but also are easy to damage gum, therefore are highly desirable to and develop one kindSpecial tooth-implanting medical instrument.
Chinese patent CN203183059U discloses a kind of dedicated gingival retractor of tooth-implanting comprising stretch arm, gum are drawnHook, support rod stretch screw rod, driving nut and retention clip, when in use, nut are driven by rotation, so that stretching screw rodRetraction, it is upright to draw two sections of support rods, and support stretch arm outreach simultaneously drives and moves outside gum drag hook, and gum is opened to two sides drawing, thenPass through retention clip self-retaining retractor.Although however its structure is simple, according to lever principle, needs using biggish power abilityGum is retracted, increases the working strength of medical staff, while its positioning needs precisely, medical staff when positioning,Need to consume a longer time, and rotation drive nut when, it is clear that a hand be it is not all right, need a hand to hold drawingArm, another hand rotation driving nut, it is clear that its operation is relatively complicated, increases the working strength of medical staff, reduces doctorThe working efficiency of shield personnel.Accordingly, it is desirable to provide a kind of new technical solution solves above-mentioned technical problem.
Summary of the invention
In view of the above shortcomings of the prior art, the present invention proposes a kind of tooth-implanting medical instrument, including retracts frameBody, the first leverage, positioning device, grip device, the second leverage and the first spring, retract framework include gum drag hook,Upper frame body, connecting rod, lower frame body, support plate, convex block and the first inclined plate, the first leverage are consolidated including the first fixed block, secondDetermine block, the first lever and the second lever, positioning device includes third fixed block, the first locating rod, the second locating rod, the 4th fixationBlock, fixed link, second spring, positioning plate, posting and idler wheel, the present invention can be on the bases for mitigating medical staff's working strengthOn, the working efficiency of medical staff greatly improved.
The present invention solves its technical problem, and used technical solution is: a kind of tooth-implanting medical instrument, including retractsFramework, the first leverage below the traction framework, the positioning device being set on first leverage, positionGrip device below first leverage, the second leverage on the outside of the traction framework and it is located at describedThe first spring inside framework is retracted, the traction framework includes gum drag hook, the upper frame body below the gum drag hook, is located atConnecting rod on the outside of the upper frame body, the lower frame body below the connecting rod, the support plate inside the lower frame body,Convex block in the support plate and the first inclined plate in the connecting rod.
Further, first leverage includes the first fixed block and second that two relative inner of lower frame body is arranged inFixed block, the first lever being set on first fixed block and the second lever being set on second fixed block.
Further, the positioning device includes third fixed block and fixes the first locating rod, the position of block chaining with thirdThe second locating rod below first locating rod and with the 4th fixed block of the second positioning pole interlinking, to be located at described first fixedFixed link, second spring above the bar of position, the positioning plate below the second spring are determined on the right side of the fixed linkPosition frame and the idler wheel being set between first locating rod and the second locating rod.
Further, the grip device includes holding rod and the grip part that is fixedly connected with the holding rod.
Further, second leverage includes driving lever, the rotating bar above the driving lever, is located at instituteState the support rod on the inside of rotating bar, abutting against bar, being set to the pressing lever abutted against on bar, position above the support rodPinch roller, the crushing block above the pressing lever, the third below the crushing block are pressed in the pressing lever sideSpring and the support device between the driving lever and the rotating bar.
Further, described one end for abutting against bar is fixedly connected with the rotating bar, and the other end for abutting against bar is equipped with6th groove, one end of the pressing lever are contained in the 6th groove and turn connection, the pressing with the bar axis that abuts againstThe other end of bar is equipped with the 7th groove, described to be contained in the 7th groove by pinch roller and turn connection with the pressing lever axis,It is fixedly connected on the outside of the one side of the crushing block and the upper frame body, upper end and the crushing block of the third springLower surface is fixedly connected, and the lower end of the third spring is fixedly connected with the upper surface of the pressing lever.
Preferably, the upper frame body is L-shaped, the upper frame body include first horizontal portion and be located at the first level subordinateFirst vertical portion of side, the first horizontal portion are in cuboid, the side of the side of the first horizontal portion and the gum drag hookIt is fixedly connected.
Preferably, the support plate is in cuboid, and the side of the support plate is fixedly connected with the side of the lower frame body,The support plate is equipped with the rectangular opening through its upper and lower surface, and the rectangular opening sets there are two and be located at the left and right sides,First lever and the second lever can be each passed through the rectangular opening being arranged at left and right sides of support plate.
Further, the convex block is in cuboid, and the convex block is placed vertically, the lower surface of the convex block and the supportThe upper surface of plate is fixedly connected.
Preferably, the upper frame body is made with the lower frame body of elastic material.
Further, first lever includes the first upper end and the first lower end below first upper endPortion, first lower end is oblique, and first lower end is tilted in upper left lower right, and first lower end is wornCross the lower section that the rectangular opening positioned at right side extends to the support plate.
Further, second lever includes the second upper end and the second lower end below second upper endPortion, second lower end are tilted in upper right lower left, and the rectangular opening that second lower end is placed through left side extendsTo the lower section of the support plate, second lower end is equipped with first through hole, and it is logical that first lower end passes through described firstHole and with second lower end axis turn connection.
Further, the fixed link sets there are two and is located at the left and right sides, and the fixed link is in cuboid, describedThe upper surface of fixed link is fixedly connected with the lower surface of the support plate, and the second spring is between the fixed link, instituteThe upper end for stating second spring is fixedly connected with the lower surface of the support plate, the lower end of the second spring and the positioning plateUpper surface is fixedly connected.
Further, the positioning plate is equipped with the location hole through its left and right surface, and the idler wheel is contained in described fixedTurn connection in the hole of position and with the positioning board shaft, the surface of the idler wheel is equipped with sawtooth.
Preferably, the right end of first locating rod passes through the right side that the location hole extends to the positioning plate, describedThe lower surface of first locating rod is equipped with sawtooth, and lower surface and the roller tooth of first locating rod are combined, describedThe upper surface of first locating rod is connect with the upper surface slide of the location hole.
Further, first fixed block and the second fixed block are in cuboid, and first fixed block and second is consolidatedDetermine block to be horizontally arranged, the left surface of first fixed block is fixedly connected with the right surface for the lower frame body for being located at left side, describedThe right end of first fixed block is equipped with the first groove, described, the right surface of second fixed block and the lower frame body positioned at right sideLeft surface is fixedly connected, and the left end of second fixed block is equipped with the second groove, and first groove and the second groove are in longCube shape.
Further, the first upper end of first lever is contained in first groove and fixes with described firstBlock axis turns connection, and the first upper end of first lever is rotated in first groove；Second leverSecond upper end is in a vertical shape and is contained in second groove and turns connection with the second fixed block axis, so that described theSecond upper end of two levers can rotate in second groove.
Preferably, the first locating piece is additionally provided on the upper surface of first locating rod, first locating piece is in rectangularBody shape, the lower surface of first locating piece are fixedly connected with the upper surface of first locating rod, first locating pieceRight surface and the right surface of first locating rod are in same perpendicular；It is equipped in the lower surface of second locating rodSecond locating piece, second locating piece are in cuboid, and second locating piece is placed vertically, the upper table of second locating pieceFace is fixedly connected with the lower surface of second locating rod, a left side for the left surface of second locating piece and second locating rodSurface is in same perpendicular.
Further, the left end of second locating rod passes through location hole and extends to the left side of the positioning plate, and described theThe upper surface of two locating rods is equipped with sawtooth, and upper surface and the roller tooth of second locating rod are combined, and described secondThe lower surface of locating rod and the lower surface of the location hole are slidably connected.
Further, the support device includes rectangular shaft and the support wheel that is set in the rectangular shaft.
Further, the rectangular shaft is in cuboid and horizontal positioned, one end of the rectangular shaft and the rotating barSide is fixedly connected, and the other end of the rectangular shaft is equipped with the 8th groove, and the 8th groove is in a rectangular parallelepiped shape；The support wheelIt in cylindrical body and is contained in the 8th groove and turns connection with the rectangular shaft axis, enable the support wheel described theIt is rotated in eight grooves.
Further, the right end of the third fixed block is equipped with third groove, and the left end of the 4th fixed block is equipped with theFour grooves, in a rectangular parallelepiped shape, first locating rod is in cuboid for the third groove and the 4th groove, first positioningBar is horizontally arranged and the left end of the first locating rod is contained in the third groove and turns connection with the third fixed block axis, is madeObtaining first locating rod can rotate around the third fixed block；Second locating rod is in cuboid and the second locating rodRight end is contained in the 4th groove and turns connection with the 4th fixed block axis, enables second locating rod around instituteState the rotation of the 4th fixed block.
Preferably, the right end of the support rod be equipped with the 5th groove, the 5th groove in a rectangular parallelepiped shape, the rotating barIt also is in cuboid, the centre of the rotating bar is contained in the 5th groove and turns connection with the support rod axis, so that instituteStating rotating bar can rotate around one end of the support rod.
Further, the right surface of the positioning plate is equipped with rectangular block, and the rectangular block is in cuboid, the postingIn concave character type, one end of the posting is fixedly connected with the side of the fixed link, the other end of the posting with it is describedThe side of positioning plate is slidably connected, and the rectangular block is located at the top of the posting.
Compared with prior art, the beneficial effects of the present invention are: tooth-implanting proposed by the present invention medical instrument structure letterIt is single, it is easy to operate, it can be accurately positioned using a hand, improve the working efficiency of medical staff, and positioningAfter having got well, it is only necessary to which the traction operation that can be completed to gum of loosing one's grip does not need to alleviate medical care people using too big strengthThe working strength of member.The present invention needs to compress gum drag hook, according to lever principle, it is only necessary to very little before positioningStrength can complete the compression to gum drag hook, therefore it greatly improved on the basis of mitigating medical staff's working strengthThe working efficiency of medical staff.
Detailed description of the invention
It elaborates with reference to the accompanying drawing to specific embodiments of the present invention.
Fig. 1 is the structural schematic diagram of tooth-implanting medical instrument of the present invention；
Fig. 2 is the partial enlarged view at the position A of tooth-implanting medical instrument of the present invention shown in Fig. 1；
Fig. 3 is the partial enlarged view at the position B of tooth-implanting medical instrument of the present invention shown in Fig. 1.
In figure: 1- retracts framework；11- gum drag hook；12- upper frame body；13- connecting rod；14- lower frame body；15- support plate；151- rectangular opening；16- convex block；The first inclined plate of 17-；The first leverage of 2-；The first fixed block of 21-；The first groove of 211-；22-Second fixed block；The second groove of 221-；The first lever of 23-；The second lever of 24-；241- first through hole；3- positioning device；31-Three fixed blocks；311- third groove；The 4th fixed block of 32-；The 4th groove of 321-；The first locating rod of 33-；331- first is positionedBlock；The second locating rod of 34-；The second locating piece of 341-；35- positioning plate；351- rectangular block；36- idler wheel；37- fixed link；38-Two springs；39- posting；4- grip device；41- holding rod；The grip part 42-；The second leverage of 5-；51- driving lever；52-Rotating bar；53- support rod；The 5th groove of 531-；54- abuts against bar；The 6th groove of 541-；55- pressing lever；The 7th groove of 551-；56- presses pinch roller；57- crushing block；58- third spring；59- support device；591- rectangular shaft；The 8th groove of 5911-；592- supportWheel；The first spring of 6-.
Specific embodiment
With reference to the accompanying drawings of the specification and embodiment, specific embodiments of the present invention are described in further detail:
As shown in Figure 1 to Figure 3, tooth-implanting of the present invention medical instrument includes retracting framework 1, being located at the traction framework 1First leverage 2 of lower section, is located at first leverage at the positioning device 3 being set on first leverage 2The grip device 4 of 2 lower sections, positioned at the traction framework 1 outside the second leverage 5 and be located inside the traction framework 1The first spring 6.
As shown in Figure 1 to Figure 3, the framework 1 that retracts includes gum drag hook 11, the upper frame body positioned at 11 lower section of gum drag hook12, positioned at the connecting rod 13 in 12 outside of upper frame body, positioned at the lower frame body 14 of 13 lower section of connecting rod, positioned at the lower frameSupport plate 15 inside body 14, the convex block 16 in the support plate 15 and the first inclined plate in the connecting rod 1317.The gum drag hook 11 sets there are two and is located at the left and right sides, and the gum drag hook 11 is staggered relatively.The upper frame body 12 is setThere are two and be located at the left and right sides, the upper frame body 12 is L-shaped, the upper frame body 12 include first horizontal portion and positionThe first vertical portion below the first horizontal portion, the first horizontal portion and first vertical portion are integrally formed.It is describedFirst horizontal portion is in cuboid, and the one side of the first horizontal portion is fixedly connected with the side of the gum drag hook 11, and described theOne vertical portion is in a rectangular parallelepiped shape.The connecting rod 13 is in cuboid, and the connecting rod 13 is horizontal positioned, and the one of the connecting rod 13End is fixedly connected with the side of first vertical portion, the lower surface of the lower surface of the connecting rod 13 and first vertical portionIn same level.The lower frame body 14 sets there are two and is located at the left and right sides, and the lower frame body 14 is in cuboid,The lower frame body 14 is placed vertically, and the upper surface of the lower frame body 14 is fixedly connected with the lower surface of the connecting rod 13.It is describedSupport plate 15 is in cuboid, and the support plate 15 is horizontal positioned, and the support plate 15 is between the lower frame body 14, the branchThe side of fagging 15 is fixedly connected with the side of the lower frame body 14, the lower surface of the support plate 15 and the lower frame body 14Lower surface is in same level, and the support plate 15 is equipped with the rectangular opening 151 through its upper and lower surface, the rectangular opening151 set there are two and are located at the left and right sides.The convex block 16 is in cuboid, and the convex block 16 is placed vertically, the convex block16 lower surface is fixedly connected with the upper surface of the support plate 15.First inclined plate 17 sets there are two and is located at left and rightTwo sides, first inclined plate 17 is oblique, and the upper surface of the lower end of first inclined plate 17 and the connecting rod 13 is fixed connectsConnect, the upper end of first inclined plate 17 is fixedly connected with the side of the upper frame body 12, thus to the upper frame body 12 play compared withGood supporting role.The upper frame body 12 is made with the lower frame body 14 of elastic material.
As shown in Figure 1, first leverage 2 includes the first fixed block 21, is located at 21 right side of the first fixed blockThe second fixed block 22, the first lever 23 for being set on first fixed block 21 and be set on second fixed block 22The second lever 24.First fixed block 21 is in cuboid, and first fixed block 21 is horizontal positioned, first fixed block21 left surface is fixedly connected with the right surface for the lower frame body for being located at left side, and it is recessed that the right end of first fixed block 21 is equipped with firstSlot 211, first groove 211 is in a rectangular parallelepiped shape.Second fixed block 22 is in cuboid, and second fixed block 22 is horizontalIt places, the right surface of second fixed block 22 is fixedly connected with the left surface for the lower frame body for being located at right side, and described second is fixedThe left end of block 22 is equipped with the second groove 221, and second groove 221 is in a rectangular parallelepiped shape.First lever 23 includes on firstEnd and the first lower end below first upper end, first upper end and first lower end one atType.First upper end is in a vertical shape, and first upper end is contained in first groove 211 and consolidates with described firstDetermine 21 axis of block and turn connection, first upper end is rotated in first groove 211, first lower end is inSkewed, first lower end is tilted in upper left lower right, and first lower end is placed through the rectangular opening on right side151 extend to the lower section of the support plate 15.Second lever 24 is including the second upper end and is located at second upper endSecond lower end of lower section, second upper end and second lower end are integrally formed.Second upper end is in verticalShape, second upper end is contained in second groove 221 and turns connection with 22 axis of the second fixed block, so that describedSecond upper end can rotate in second groove 221.Second lower end is tilted in upper right lower left, describedThe rectangular opening 151 that second lower end is placed through left side extends to the lower section of the support plate 15, sets on second lower endHave a first through hole 241, the first through hole 241 in a rectangular parallelepiped shape, first lower end pass through the first through hole 241 and withSecond lower end axis turns connection, so that first lever 23 and second lever 24 can be with relative rotation.It is described convexBlock 16 is located at the lower section of first lever 23 and the second lever 24.
As shown in Figure 1, the positioning device 3 includes third fixed block 31, positioned at the of 31 right side of the third fixed blockA positioning rod 33, positioned at the second locating rod 34 of first locating rod, 33 lower section, positioned at 34 right side of the second locating rod4th fixed block 32, the fixed link 37 above first locating rod 33, the second bullet between the fixed link 37It spring 38, the positioning plate 35 positioned at 38 lower section of the second spring, the posting 39 positioned at 37 right side of fixed link and is set toIdler wheel 36 on the positioning plate 35.The fixed link 37 sets there are two and is located at the left and right sides, and the fixed link 37 is inCuboid, the upper surface of the fixed link 37 are fixedly connected with the lower surface of the support plate 15, and the fixed link 37 is put verticallyIt sets.The second spring 38 is between the fixed link 37, under the upper end of the second spring 38 and the support plate 15Surface is fixedly connected, and the lower end of the second spring 38 is fixedly connected with the upper surface of the positioning plate 35.The positioning plate 35In cuboid, the positioning plate 35 is placed vertically, the positioning plate 35 between the fixed link 37, the positioning plate 35Side and the side of the fixed link 37 are slidably connected, and the positioning plate 35 is equipped with the location hole through its left and right surface, instituteState location hole in a rectangular parallelepiped shape, the idler wheel 36 is contained in the location hole and turns connection with 35 axis of positioning plate, so thatThe idler wheel 36 can rotate in the location hole, and the surface of the idler wheel 36 is equipped with sawtooth, the right side of the positioning plate 35Surface is equipped with rectangular block 351, and the rectangular block 351 is in cuboid, and the rectangular block 351 can prevent 35 mistake of positioning plateDegree moves up, and prevents the excessive injury caused to patient's gum of the distance between gum drag hook 11.The posting 39 is in character cut in bas-reliefType, one end of the posting 39 are fixedly connected with the side of the fixed link 37, the other end of the posting 39 with it is describedThe side of positioning plate 35 is slidably connected, and the rectangular block 351 is located at the top of the posting 39, so as to prevent positioning plate35 excessively move down, and the positioning plate 35 made is separated with fixed link 37, so that preferable positioning action can not be played.The thirdThe left surface of fixed block 31 is oblique, and the left surface of the third fixed block 31 is fixedly connected with second lower end, instituteThe right end for stating third fixed block 31 is equipped with third groove 311, and the third groove 311 is in a rectangular parallelepiped shape.First locating rod33 be in cuboid, and first locating rod 33 is horizontal positioned, and the left end of first locating rod 33 is contained in the third grooveTurn connection in 311 and with 31 axis of third fixed block, allows first locating rod 33 around the third fixed block31 rotations, the right end of first locating rod 33 pass through the right side that the location hole extends to the positioning plate 35, and described firstThe lower surface of locating rod 33 is equipped with sawtooth, and the lower surface of first locating rod 33 and the idler wheel 36 are ratcheting together, instituteThe upper surface for stating the first locating rod 33 is connect with the upper surface slide of the location hole, on the upper surface of first locating rod 33Be additionally provided with the first locating piece 331, first locating piece 331 in a rectangular parallelepiped shape, the lower surface of first locating piece 331 and instituteThe upper surface for stating the first locating rod 33 is fixedly connected, the right surface of first locating piece 331 and first locating rod 33Right surface is in same perpendicular.First locating piece 331 can prevent first locating rod 33 and the positioningPlate 35 separates.The right surface of 4th fixed block 32 is oblique, the right surface and described first of the 4th fixed block 32Lower end is fixedly connected, and the left end of the 4th fixed block 32 is equipped with the 4th groove 321, and the 4th groove 321 is in cuboidShape.Second locating rod 34 be in cuboid, the right end of second locating rod 34 be contained in the 4th groove 321 and with4th fixed block, 32 axis turns connection, and second locating rod 34 is rotated around the 4th fixed block 32.InstituteThe left end for stating the second locating rod 34 passes through the left side that location hole extends to the positioning plate 35, the upper table of second locating rod 34Face is equipped with sawtooth, and the upper surface of second locating rod 34 and the idler wheel 36 are ratcheting together, second locating rod 34Lower surface and the lower surface of the location hole are slidably connected, and the lower surface of second locating rod 34 is equipped with the second locating piece 341,Second locating piece 341 is in cuboid, and second locating piece 341 is placed vertically, the upper surface of second locating piece 341It is fixedly connected with the lower surface of second locating rod 34, the left surface of second locating piece 341 and second locating rod34 left surface is in same perpendicular.Second locating piece 341 can prevent second locating rod 34 with it is describedPositioning plate 35 separates.
As shown in Figure 1, the grip device 4 sets there are two and be located at the left and right sides, the grip device 4 includes holdingThe grip part 42 holding bar 41 and being fixedly connected with the holding rod 41.The holding rod 41 is in a vertical shape, the gripping positioned at right sideThe upper surface of bar is fixedly connected with the lower surface of the 4th fixed block 32, under the upper surface and second of the holding rod in left sideEnd is fixedly connected, and the grip part 42 is in semi-annular shape, and the grip part 42 is fixedly connected with the holding rod 41.
As shown in Figure 1 to Figure 3, second leverage 5 sets there are two and is located at the left and right sides, second thick stickLever apparatus 5 includes driving lever 51, the rotating bar 52 above the driving lever 51, the support positioned at 52 side of rotating barBar 53, above the support rod 53 abut against bar 54, be set to the pressing lever 55 abutted against on bar 54, be located at it is described by55 side of compression bar by pinch roller 56, the crushing block 57 positioned at the pressing lever 55 above, the below the crushing block 57Three springs 58 and the support device 59 between the driving lever 51 and the rotating bar 52.The driving lever 51 is put verticallyIt sets, the lower surface of the driving lever 51 is fixedly connected with first lever 23 or the second lever 24, the driving lever 51In the outside of the lower frame body 14.The support rod 53 is in cuboid, and the support rod 53 is horizontal positioned, the support rod 53Left surface is fixedly connected with the side of the connecting rod 13, and the right end of the support rod 53 is equipped with the 5th groove 531, and the described 5thGroove 531 is in a rectangular parallelepiped shape.The rotating bar 52 is in cuboid, and the centre of the rotating bar 52 is contained in the 5th grooveTurn connection in 531 and with 53 axis of support rod, the rotating bar 52 is rotated around one end of the support rod 53.The lower end of the rotating bar 52 is located at the outside of the driving lever 51.The bar 54 that abuts against is in cuboid, the bar 54 that abuts againstRight surface is fixedly connected with the left surface of the rotating bar 52, and the left end for abutting against bar 54 is equipped with the 6th groove 541, and described theSix grooves 541 are in a rectangular parallelepiped shape.The pressing lever 55 is in cuboid, and one end of the pressing lever 55 is contained in the 6th grooveTurn connection in 541 and with 54 axis of bar that abuts against, the pressing lever 55 rotated around the left end for abutting against bar 54,The other end of the pressing lever 55 is equipped with the 7th groove 551, and the 7th groove 551 is in a rectangular parallelepiped shape, described to be in by pinch roller 56Cylindrical body, it is described to be contained in the 7th groove 551 by pinch roller 56 and turn connection with 55 axis of pressing lever, so that described pressPinch roller 56 can rotate in the 7th groove 551, on the side that the upper frame body 12 is acted against by pinch roller 56.It is describedCrushing block 57 is in cuboid, and the crushing block 57 is horizontal positioned, the side of the one side of the crushing block 57 and the upper frame body 12Face is fixedly connected.The third spring 58 is placed vertically, the lower surface of the upper end of the third spring 58 and the crushing block 57It is fixedly connected, the lower end of the third spring 58 is fixedly connected with the upper surface of the pressing lever 55, at the third spring 58In compressive state.The support device 59 includes rectangular shaft 591 and the support wheel 592 being set in the rectangular shaft 591.It is describedRectangular shaft 591 is in cuboid, and the rectangular shaft 591 is horizontal positioned, the side of one end of the rectangular shaft 591 and the rotating bar 52Face is fixedly connected, and the other end of the rectangular shaft 591 is equipped with the 8th groove 5911, and the 8th groove 5911 is in a rectangular parallelepiped shape.The support wheel 592 be in cylindrical body, the support wheel 592 be contained in the 8th groove 5911 and with the rectangular shaft 591Axis turns connection, and the support wheel 592 is rotated in the 8th groove 5911.There are two first spring 6 is setAnd two sides up and down are located at, first spring 6 between the upper frame body 12, distinguish by the both ends of first spring 6It is fixedly connected with the side of first vertical portion, to play a supporting role to the upper frame body 12.
As shown in Figure 1 to Figure 3, the tooth-implanting medical instrument of the present invention in use, firstly the need of by gum drag hook 11 simultaneouslyTogether.It places a finger between holding rod 41 and grip part 42, then by the distance between the grip device 4 of the left and right sidesIt furthers, thus under the action of the first lever 23 and the second lever 24 distance of 14 upper end of lower frame body is furthered, so thatThe distance between upper frame body 12 furthers, while driving lever 51 being driven to rotate outward, makes rotating bar 52 by support device 59Rotation, and then by abutting against bar 54 and pressing lever 55 to press upper frame body 12 by pinch roller 56 so that between upper frame body 12 away fromFrom furthering, when being moved to certain distance by pinch roller 56, on the lower surface that crushing block 57 is acted against by pinch roller 56, at this point,The squeezing action that it plays upper frame body 12 is more obvious.To in the effect of the first leverage 2 and the second leverage 5Under, so that the distance between gum drag hook 11 furthers, it is then placed on the gum for needing to retract, then slowly looses one's grip, gum is drawnDistance under the action of the first spring 6, second spring 38 and third spring 58 of hook 11 slowly increases, and then plays traction to gumEffect, until being moved to the distances of needs.At this point, positioning plate 35 moves up and down between the fixed link 37, to describedOne lever 23 and the second lever 24 play positioning action.User can also be by rotation roller 36, so that the first locating rod 33And second locating rod 34 relatively move so that 24 relative rotation of the first lever 23 and the second lever, and then complete above-mentioned behaviourMake, user, which can according to need, to be selected.So far, tooth-implanting of the present invention is described with Medical Instruments in Using Procedures.
The above described is only a preferred embodiment of the present invention, not making any limit to technical scope of the inventionSystem, therefore any subtle modifications, equivalent variations and modifications to the above embodiments according to the technical essence of the invention,In the range of still falling within technical solution of the present invention.