CN203328833U - Special mold withdrawing tray for mouth cavity dental implant - Google Patents

Abstract

The utility model discloses a special tray for oral cavity dental implant mold taking, which is composed of a tray body (1) and a pair of moving pieces (2), and is located in the center of the bottom groove of the tray body (1) respectively in the anterior teeth area of the tray, There are slotted holes (3) on the positions of the premolar area and the molar area, and transverse connecting rods (4) are arranged between the slots; the moving pieces (2) are arranged in pairs, and the upper and lower sides of each pair of moving pieces (2) The lower moving piece is detachably installed on the edge of the slot hole, and can be displaced forward and backward along the edge of the slot hole at the bottom of the tray body. The movable piece can be designed into three types, which are respectively used in the anterior tooth area, premolar area and molar area of the tray, among which there are 6 pairs in the anterior tooth area of the tray, 4 pairs in the premolar area, and 4 pairs in the molar area, and the structure of the mobile sheet in each area same. The utility model can disassemble and slide the moving piece according to the position of the patient's teeth to form a hole of a suitable size required for impression taking after implantation. It has a simple structure and is easy to use. It can be used repeatedly after disinfection.

Description

A kind of oral cavity implanting tooth delivery purpose-made pallet

Affiliated technical field

This utility model relates to a kind of oral cavity implanting tooth delivery purpose-made pallet, belongs to department of stomatology medical aid tool technical field.

Background technology

The Dental Implant technology is the best repair mode for the treatment of at present anodontia, and it needs the delivery process of a uniqueness.Delivery is to fill with plaster model, a front very important step of making complete crown.The Dental Implant model taking method is divided into fenestration and closed type, and wherein the fenestration modulo operation is comparatively complicated, but degree of accuracy is higher.The process of fenestration delivery is roughly: at first screw out cover screw fixture cover, implantation body in delivery stake and patient's mouth is closely linked together by center screw, then be pressed in patient's mouth and get dental impressions with a pallet with holes and impression material, the delivery stake just can pass from tapping, after impression material solidifies, unscrew center screw, take out pallet, the delivery stake has been fixed on pallet, finally implantation body's die of implantation body in an energy simulated patient jawbone and delivery stake are closely linked together by center screw, fill with plaster model, implantation body's die is fixed in Gypsum Fibrosum, so just the relative position of patient's dental cases and implantation body, the direction perfection has copied in plaster model.The oral cavity implanting tooth mold taking tray used clinically at present, originally be a complete aluminium alloy pallet, but Shang Yong speed car, relevant position pin perforate that need to be on pallet while using, so that the delivery stake can pass from this perforate, if implanted two implantation bodys before a patient simultaneously, need on pallet, offer two holes during delivery, different patients has implanted implantation body in different positions, also need to be in the diverse location perforate of pallet kerve.So just destroy the overall structure of pallet, had a strong impact on the life-span of reusing of pallet; The improved personalized pallet that is applicable to certain patient, often no longer be applicable to other patient; Simultaneously, the perforate transformation is also the engineering wasted time and energy, and can reduce doctor's work efficiency.

Summary of the invention

For overcoming the deficiencies in the prior art, do not destroy support holder structure, energy Reusability and handling when this utility model provides a kind of use and be easy to Dental Implant delivery purpose-made pallet.

This utility model solves the problems of the technologies described above adopted technical scheme: tray body (1) and moving sheet (2), consist of, its main feature is that the kerve central authorities at tray body (1) lay respectively on the position in pallet labial teeth district, premolars district and the district of grinding one's teeth in sleep and has slotted eye (3), the position hollow out that namely in the kerve central authorities of tray body (1), lays respectively at pallet labial teeth district, premolars district and the district of grinding one's teeth in sleep becomes corresponding slotted eye (3), is provided with horizontal connecting rod (4) between slotted eye; Moving sheet (2) is paired setting, and sheet is detachable is arranged on the slotted eye edge in every a pair of moving up and down, and can do forward and backward displacement along tray body kerve bore edges.During use, implantation body's moving sheet of relevant position on pallet is taken down to (laying down) and get final product, no longer need thus tray body is opened to destructive hole; Because remaining moving sheet can move by a small margin, can adjust like this size of preformed hole again, the needs that can pass according to the delivery stake are set suitable hole.

The kerve central authorities of above-mentioned tray body (1) have six sections slotted eyes (3), it is respectively the left and right pallet labial teeth of two-stage nitration district slotted eye, the left and right pallet premolars of two-stage nitration district's slotted eye and the left and right pallet of the two-stage nitration district's slotted eye of grinding one's teeth in sleep, are furnished with 6 pairs of moving sheets (2) on pallet labial teeth district slotted eye, be furnished with 4 pairs of moving sheets (2) on pallet premolars district slotted eye, pallet is ground one's teeth in sleep on district's slotted eye and is furnished with 4 pairs of moving sheets (2).Structural design relatively meets the general needs of human body dental arch like this, a tooth position of every pair of corresponding human body of moving sheet; If the patient has implanted an implantation body in the position of certain missing tooth, take out that on the relevant position in tray body and can reserve delivery stake hole to moving sheet, suitably adjust in case of necessity the position of adjacent moving sheet, just can comparatively accurately set the pore size that the delivery stake should need.

Two rims of above-mentioned pallet labial teeth district slotted eye can be designed to the two-stage nitration isocentric circular arc that radius is not identical, two rims of pallet premolars district slotted eye also can be designed to the two-stage nitration isocentric circular arc that radius is not identical, and two rims of the district's slotted eye of grinding one's teeth in sleep are designed to the two-stage nitration isocentric circular arc that radius is not identical too; The structure of the paired moving sheet on pallet labial teeth district slotted eye is identical, and the structure of the paired moving sheet on pallet premolars district slotted eye is also identical, the pallet structure of the paired moving sheet on district's slotted eye or identical of grinding one's teeth in sleep.Continuous geometry figure and people's dental arch profile that this three segment standard arc designs form are approximate, meet people's dental arch rule; This design simultaneously also can significantly reduce the kind of moving sheet, the moving sheet that only need be designed to three types is just passable, moving sheet of the same type both can have been used in any position of same district slotted eye, can move along the slotted eye edge in same district again, can make more convenient operation like this.

In above-mentioned paired moving sheet (2), wherein a slice is positioned at the outside of tray bottom slotted eye, and another sheet is positioned at the inboard of tray bottom slotted eye, on two are arranged on tray body kerve hole edge by middle button connecting structure.This structure also makes paired moving sheet handling very convenient.

The utlity model has following advantage: while 1. using without the pallet perforate is destroyed to support holder structure, only need be according to the position of patient implantation body, dismantle corresponding moving sheet, and fine tune moving sheet position as required again, just can form the needed sizeable hole of delivery after Implant, its operation easily, can be increased work efficiency; 2. simple in structure, the moving sheet handling easily; 3. the moving sheet kind is few, only needs the moving sheet of design three types, if a certain moving sheet damages or while losing, and also convenient supplementing; 4. can meet most clinical needs, comprise the delivery of many implantation bodys; 5. adopt stainless steel, can Reusability after sterilization.

The accompanying drawing explanation

Further illustrate this utility model structure below in conjunction with drawings and Examples.

Fig. 1 is this utility model maxillary support disc body structure schematic diagram

Fig. 2 is this utility model Lower jaw support body structure schematic diagram

Fig. 3 is paired moving sheet structure enlarged diagram

Fig. 4 is the plan structure schematic diagram of Fig. 3.

The specific embodiment

This utility model oral cavity implanting tooth delivery purpose-made pallet, consist of tray body 1 (seeing Fig. 1 and Fig. 2) and moving sheet 2 (seeing Fig. 3 and Fig. 4), and tray body 1 is used in conjunction with moving sheet 2.Wherein, structure shown in Fig. 1 is the maxillary support disc body, structure shown in Fig. 2 is the Lower jaw support disk body, the kerve central authorities of both tray bodies 1 lay respectively on the position in pallet labial teeth district, premolars district and the district of grinding one's teeth in sleep and have slotted eye 3, specifically, kerve central authorities at tray body 1 have six sections slotted eyes 3, are respectively the left and right pallet labial teeth of two-stage nitration district slotted eye, the left and right pallet premolars of two-stage nitration district's slotted eye and the left and right pallet of the two-stage nitration district's slotted eyes of grinding one's teeth in sleep; Be provided with horizontal connecting rod 4 between slotted eye and slotted eye; Moving sheet 2 is paired setting (seeing Fig. 3), every a pair of moving up and down on the detachable edge that is arranged on slotted eye 3 of sheet, that is: in paired moving sheet 2, a slice is positioned at the outside of tray bottom slotted eye, another sheet is positioned at the inboard of tray bottom slotted eye, and two by the detachable edge that is arranged on tray body kerve hole 3 of middle button connecting structure; Are furnished with 6 pairs of moving sheets 2 on pallet labial teeth district slotted eye, are furnished with 4 pairs of moving sheets 2 on pallet premolars district slotted eye, pallet is ground one's teeth in sleep on district's slotted eye and is furnished with 4 pairs of moving sheets 2, and every pair of moving sheet 2 can be done forward and backward small size displacement along tray body kerve bore edges under the effect of external force.

Two rims of pallet labial teeth of the present utility model district slotted eye can be designed to the two-stage nitration isocentric circular arc that radius is not identical, two rims of pallet premolars district slotted eye also are designed to the two-stage nitration isocentric circular arc that radius is not identical, grind one's teeth in sleep two rims of district's slotted eye of pallet are designed to the two-stage nitration isocentric circular arc that radius is not identical too, moving sheet can be designed to three types like this, pallet is for the labial teeth district respectively, premolars district and the district of grinding one's teeth in sleep, it is identical that the paired moving sheet in each district can be designed as structure: the structure of 6 pairs of moving sheets on pallet labial teeth district slotted eye is identical, the structure of 4 pairs of moving sheets on pallet premolars district slotted eye is identical, the grind one's teeth in sleep structure of 4 pairs of moving sheets on district's slotted eye of pallet is also identical.Have, moving sheet is coarse near a side surface of impression material again, in case the anti-avulsion mould, remaining surface is smooth, is beneficial to move, and the moving sheet surface is without the material overfolw hole, and only side wing and inboard wing plate (palate plate) are provided with the material overfolw hole outside.In addition, according to the difference of different people dental arch size, novel large, medium and small (S, M, L) the three kinds of models that design of this use.

The doctor of plantation section is before delivery, select the pallet of suitable types according to patient's dental arch size, screw out cover screw fixture cover, implantation body in delivery stake and patient's mouth is closely linked together by center screw, the moving sheet of the corresponding position of Dental Implant is removed, put into patient's mouth on probation, the adjacent moving sheet that slides can just pass the delivery stake, the hole formed in this process can not be too small also unsuitable excessive, the stake of too small delivery can't pass, the insufficient pressure of excessive pallet to impression material, impression material can not fit tightly with the delivery stake, may cause slight movement, affect degree of accuracy, so dismounting, the size in the hole formed after mobile is advisable just making the delivery stake pass, the little gap formed in other tooth position can not impact model.Then inject appropriate impression material around the delivery stake and on pallet, the pallet original position is pressed in patient's mouth, the delivery stake just can pass from tapping, after impression material solidifies, unscrew center screw, take out pallet, the delivery stake has been fixed on pallet, finally implantation body's die of implantation body in an energy simulated patient jawbone and delivery stake are closely linked together by center screw, fill with plaster model, implantation body's die is fixed in Gypsum Fibrosum, so just the relative position of patient's dental cases and implantation body, direction perfection has been copied in plaster model.If patient's missing tooth is more, delivery need to be dismantled several moving sheets, can be in pallet kerve relevant position with wax disk(-sc) so that enough holding powers to be provided, the delivery stake can penetrate wax disk(-sc), exposes the screw hole position.

Claims (4)

1. A special tray for dental implant impression taking, consisting of a tray body (1) and a moving piece (2), characterized in that the center of the bottom groove of the tray body (1) is respectively located in the anterior tooth area, premolar area and There are slotted holes (3) on the position of the molar area, and transverse connecting rods (4) are arranged between the slotted holes; the moving pieces (2) are arranged in pairs, and the upper and lower moving pieces of each pair are detachably installed on the On the edge of the slot hole, and can be moved forward and backward along the edge of the slot hole at the bottom of the tray body. 2. The special tray for taking impressions for dental implants according to claim 1, characterized in that there are six sections of slots (3) in the center of the bottom groove of the tray body (1), which are respectively two sections of left and right tray anterior tooth areas Slots, slots in the premolar area of the two-stage left and right trays, and slots in the molar areas of the two-stage left and right trays. The slots in the anterior teeth area of the tray are equipped with 6 pairs of moving pieces (2), and the slots in the premolar area of the tray are equipped with Equipped with 4 pairs of moving pieces (2), and equipped with 4 pairs of moving pieces (2) on the slot in the molar area of the tray. 3. The special tray for dental implant model taking according to claim 1 or 2, characterized in that the two edges of the slots in the anterior tooth area of the tray are two concentric arcs with different radii, and the slots in the premolar area of the tray are The two edges are also two sections of concentric arcs with different radii, and the two edges of the slots in the molar area of the tray are still two sections of concentric arcs with different radii; the paired moving pieces on the slots in the anterior area of the tray have the same structure, The structures of the paired moving pieces of the grooves in the premolar region of the tray are the same, and the structures of the paired moving pieces on the grooves in the molar region are also the same. 4. The special tray for dental implant impression taking according to claim 1, characterized in that among the paired moving pieces (2), one of them is located outside the bottom slot hole of the tray, and the other piece is located inside the bottom slot hole of the tray , the two pieces are installed on the edge of the slot hole at the bottom of the tray body through the button connection structure in the middle.

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