CN114159176B - Guiding mechanism for dental implant surgery and manufacturing method thereof - Google Patents

Abstract

The application discloses a guiding mechanism for a dental implant operation and a manufacturing method thereof, and relates to the technical field of dental implant appliances. The utility model provides a guiding mechanism for dental implantation operation includes the direction base member and wears to establish the vertical position location sleeve in the direction base member, still wraps a plurality of side direction location sleeves that set up on the direction base member, and side direction location sleeve is used for fixing a position the direction base member, and the condition that reduces the direction base member and move takes place in patient's mouth, and then shortens the time when doctor carries out the treatment to the patient. The manufacturing method of the guide mechanism for the dental implant surgery comprises the steps of obtaining CBCT data of a patient oral cavity; evaluating the condition of the patient to ensure that the patient meets the planting condition; manufacturing a plaster model of the oral cavity part of the patient, and reconstructing three-dimensional images of teeth, bones and soft tissues of the oral cavity part of the patient; making a planting plan and carrying out virtual planting; the design accords with patient's individualized planting guiding mechanism, and then reaches guiding mechanism and patient oral cavity assorted effect.

Description

Guiding mechanism for dental implant surgery and manufacturing method thereof

Technical Field

The application relates to the field of dental implanting instruments, in particular to a guide mechanism for a dental implanting operation and a manufacturing method thereof.

Background

In the process of determining the scheme of the related dental implant surgery, the main steps are as follows: firstly, acquiring the oral CBCT of a patient through the existing technical means to comprehensively evaluate the oral condition of the patient; secondly, manufacturing a plaster model of the oral cavity part of the patient and scanning; thirdly, performing data integration on the plaster scanning data and the CBCT data, and reconstructing a three-dimensional model of teeth, bones and soft tissues; fourthly, making a planting plan according to the three-dimensional model; sixthly, performing virtual planting according to a planting plan; and seventhly, designing a personalized planting guide mechanism which is in accordance with the patient according to the planting points generated in the virtual planting.

By means of the planting scheme, the inventor finds that when a patient is subjected to a dental implant operation, the planting guide mechanism is easy to move relative to the mouth of the patient, and then needs to be positioned again, so that the time of the dental implant operation of the patient is prolonged, and the time of the patient for hospitalizing is prolonged and the patient suffers from pain.

Disclosure of Invention

In order to solve the problems of pain and long hospitalizing time of a patient during dental implant surgery, the application provides a guide mechanism for dental implant surgery.

In a first aspect, the present application provides a guiding mechanism for dental implant surgery, which adopts the following technical scheme:

The utility model provides a guiding mechanism for dental implantation operation, includes the direction base member and wears to establish the vertical position location sleeve in the direction base member, still wraps a plurality of side direction location sleeves that set up on the direction base member.

By adopting the technical scheme, when the guiding mechanism for the dental implant surgery is used for carrying out the dental implant surgery on a patient, the guiding mechanism is placed in the mouth of the patient, the guiding mechanism is placed in an upper dental area or a lower dental area according to the requirement, then a screw in a surgical tool box is used for penetrating into a lateral positioning sleeve and abutting against a gum, or the guiding mechanism is inserted into the gum, and then the guiding mechanism is fixed in the mouth of the patient, wherein the gum insertion mode is particularly suitable for the patient with more missing teeth or without a tooth jaw; when drilling down in the patient's mouth, the direction of drilling down can be guaranteed as far as to vertical position location sleeve, and the condition that guiding mechanism moved in the patient's mouth has been reduced to this in-process takes place to the condition that has reduced the guiding mechanism and has carried out the relocation in the patient's mouth appears, has improved the accuracy of planting the position, has reduced patient's time of seeking medical advice and misery.

Optionally, the number of the vertical point location positioning sleeves is multiple, vertical mounting holes corresponding to the vertical point location positioning sleeves one to one are formed in the guide base body, the vertical point location positioning sleeves are fixed in the vertical mounting holes, and each vertical point location positioning sleeve is provided with two positioning edges.

Through adopting above-mentioned technical scheme, when assembling guiding mechanism for the dentistry planting operation, insert a vertical position location sleeve in a vertical mounting hole, make vertical position location sleeve and vertical mounting hole fixed connection together simultaneously, make the better orientation of leading for the drill-down direction of position sleeve on the one hand, on the other hand increases the stability of being connected of position sleeve and direction base member, if vertical position location sleeve rotates in vertical mounting hole, both can polish mutually, it can reduce vertical position location sleeve pivoted possibility in vertical mounting hole to set up two location limits.

Optionally, the outer side surface of the guide base body is provided with inclined mounting columns corresponding to the lateral positioning sleeves one to one, and the lateral positioning sleeves are fixed in the inclined mounting columns.

Through adopting above-mentioned technical scheme, when assembling guiding mechanism for the dental implantation operation, insert a side direction positioning sleeve in an slope erection column, make side direction positioning sleeve and slope erection column fixed connection together simultaneously, increase the stability of being connected of side direction positioning sleeve and direction base member.

Optionally, a reinforcing table is arranged around each vertical mounting hole, a through hole communicated with the vertical mounting hole is formed in the reinforcing table, one part of the vertical point location positioning sleeve is matched with the through hole, and the other part of the vertical point location positioning sleeve is matched with the vertical mounting hole.

Through adopting above-mentioned technical scheme, when installing vertical position location sleeve for vertical position location sleeve is arranged in the perforation of consolidating the platform and the vertical mounting hole of direction base member, makes then consolidate the platform and strengthen vertical position location sleeve and the joint strength of direction base member, further increases vertical position location sleeve and the stability of being connected of direction base member.

Optionally, a first positioning clamping groove is formed in the top of the outward side of the reinforcing platform, a second positioning clamping groove is formed in the top of the outward side of the vertical point location positioning sleeve, and the first positioning clamping groove and the second positioning clamping groove are located on the same straight line and are adjacent to each other.

By adopting the technical scheme, after the vertical point location positioning sleeve is arranged on the guide base body, the first positioning clamping groove on the reinforcing platform and the second positioning clamping groove on the vertical point location positioning sleeve are positioned on the same straight line and are adjacent, on one hand, due to the restriction of the upper and lower spaces of the oral cavity, a drill bit or a screwdriver is inconvenient to enter the vertical entrance, the drill bit or the screwdriver can firstly enter the vertical entrance in an inclined way through the first positioning clamping groove and the second positioning clamping groove, and in the subsequent operation, a doctor can conveniently use other instruments to extend into the vertical positioning clamping groove and the second positioning clamping groove from the positions of the first positioning clamping groove and the second positioning clamping groove so as to carry out the operation on a patient, on the other hand, by arranging the first positioning clamping groove and the second positioning clamping groove, the vertical point location positioning sleeve can be conveniently positioned when the worker installs the vertical point location positioning sleeve, and further, the working efficiency of the worker for assembling the guide mechanism for the dental implantation operation is improved, on the other hand, in order to enable the direction of the dental crown to be matched with human oral engineering, the installation direction of the dental crown needs to meet requirements, the judgment of the directionality of the dental crown is determined by the direction of the implant, when the implant is installed by using a screwdriver, a hexagonal hole is formed in the implant, the screwdriver is correspondingly provided with a corresponding hexagonal rotating head, when one surface in the hexagonal rotating head of the screwdriver is just opposite to the first positioning clamping groove and the second positioning clamping groove, the installation direction of the implant is judged to meet the requirements, and then the dental crown is installed according to the corresponding direction.

Optionally, still include assistance-localization real-time base member and connecting piece, connecting piece one end be used for with the connection can be dismantled to the direction base member, the other end be used for with the connection can be dismantled to the assistance-localization real-time base member, through the connecting piece is adjusted the direction base member with interval between the assistance-localization real-time base member.

By adopting the technical scheme, when the guide base body is required to be arranged in the upper dental area or the lower dental area, the guide base body is firstly placed at the corresponding dental area position, the auxiliary positioning base body is placed at the dental area position opposite to the position of the guide base body, one end of the connecting piece is connected onto the guide base body, the other end of the connecting piece is connected onto the auxiliary positioning base body, the length of the connecting piece is adjusted according to the maximum opening degree between the upper dental area and the lower dental area, the force of the upper dental area is exerted on the connecting piece, the force is transmitted onto the guide base body by the connecting piece, the guide base body is pre-positioned by utilizing the human mechanics engineering of the upper dental area and the lower dental area, then a screw in the operation tool box penetrates into the lateral positioning sleeve and abuts against the dental bed or is inserted into the dental bed, and the occurrence of large-area wound caused by the deviation generated in the screw fixing process is reduced.

Optionally, the direction base member is the arc, and it includes interior half arc and outer half arc, outer half arc is relative interior half arc one side is equipped with arc, the side direction sleeve is located on the surface of outer half arc, be equipped with the retaining member in the side direction sleeve, the retaining member is close to arc one end be equipped with can press extremely preforming on the arc.

Through adopting above-mentioned technical scheme, when using the direction base member to carry out the dentistry to the patient and plant the operation, the last tooth district or lower tooth district in the patient mouth are placed to the base member that will lead, rotate the retaining member, the retaining member drives the preforming and supports and press on arc portion, the shape of the more adaptation teethridge of arc portion and can be better support tightly on the teethridge, the retaining member need not to stretch into the teethridge, can not cause destructive damage to the teethridge, alright with the stable fixing in the patient mouth of direction base member.

Optionally, the guiding base is an arc-shaped plate, and includes an inner semi-arc portion and an outer semi-arc portion, one side of the outer semi-arc portion opposite to the inner semi-arc portion is provided with an arc-shaped portion, one side of the vertical point location positioning sleeve and close to the outer semi-arc portion is provided with a downward-inclined pulling body, one end of the pulling body close to the lower end is a free end, the other end of the pulling body is connected with a brake cable, channels for placing the brake cable are respectively formed in the side walls of the vertical point location positioning sleeve and the outer semi-arc portion, one end of the brake cable far away from the pulling body extends out of the channels and is connected with a rotating block, and one end of the rotating block far away from the outer semi-arc portion abuts against the arc-shaped portion.

Through adopting above-mentioned technical scheme, when using the direction base member to carry out the dentistry to plant the operation to the patient, because the drill bit stretches into in the vertical position location sleeve, the in-process of drilling down can produce vibrations, probably can make the direction base member produce the aversion, can pull the pulling body down when the drill bit removes simultaneously, the pulling body pulls the brake cable and up moves, the one end of commentaries on classics piece is pulled to the brake cable upwards rotates, the other end of commentaries on classics piece is to the surface motion of arc portion and support tight arc portion, so through setting up the pulling body, the brake cable, commentaries on classics piece and arc portion can convert the vibrations power of drilling tool to the clamp force of direction base member.

Optionally, the guide substrate is 1-1.5mm thick and is formed by 3D printing of a resin material; the vertical point location positioning sleeve and the lateral positioning sleeve are made of TC4 or medical stainless steel.

By adopting the technical scheme, the thickness of the guiding matrix is suitable for dental implant surgery, the shape of the guiding matrix after 3D printing is more accurate, and the dental implant surgery is convenient to carry out; the guiding matrix is made of resin materials, so that the guiding matrix has better elasticity, and a human body is more comfortable when the guiding matrix is combined with a gum; the vertical point location positioning sleeve is made of TC4 or medical stainless steel and has higher hardness, so that chips are not easy to generate in the drilling process and enter the planting hole, the infection is reduced, and the guide base body is protected from being damaged; the lateral positioning sleeve is made of TC4 or medical stainless steel, and is higher in hardness.

In a second aspect, the present application provides a method for manufacturing a guide mechanism for dental implant surgery, which adopts the following technical solution:

a manufacturing method of a guide mechanism for dental implantation surgery comprises the following steps:

s1, acquiring CBCT data of the oral cavity of the patient;

s2, comprehensively evaluating the conditions of the whole body and the oral cavity of the patient to ensure that the patient meets the planting conditions;

S3, making a plaster model of the oral cavity part of the patient, acquiring three-dimensional scanning data of the plaster model, registering the three-dimensional scanning data with the CBCT data in the step S1, and reconstructing three-dimensional images of teeth, bones and soft tissues of the oral cavity part of the patient;

s4, making a corresponding planting plan according to the three-dimensional image obtained in the step S3;

s5, performing virtual planting according to the planting plan in the step S4;

and S6, designing a personalized planting guide mechanism according to the planting point generated by the virtual planting in the step S5, determining the outline size of the guide mechanism and the size of a guide hole, printing a guide base body corresponding to the drill bit, and installing and fixing the vertical point location positioning sleeve.

By adopting the technical scheme, when the guide mechanism for the dental implant surgery is manufactured, the CBCT data of the oral cavity of a patient is firstly obtained, and then the condition of the whole body and the oral cavity of the patient is comprehensively evaluated, so that the patient is ensured to meet the implant condition; and then manufacturing a plaster model of the oral cavity part of the patient, registering the three-dimensional data of the plaster model with CBCT data, reestablishing the three-dimensional models of teeth, bones and soft tissues of the oral cavity part of the patient, making a corresponding planting plan according to the three-dimensional image, performing virtual planting according to the planting plan, determining the outline dimension and the dimension of a guide hole of the guide mechanism according to the design of a planting point generated by the virtual planting, printing the guide mechanism, and installing and positioning the vertical point positioning sleeve to complete the manufacturing of the guide mechanism.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by arranging the guide base body, the vertical point location positioning sleeve and the lateral positioning sleeve, after the guide mechanism is placed in the mouth of a patient, screws in the operation tool box are used for penetrating into the lateral positioning sleeve, so that the guide mechanism is fixed in the mouth of the patient, the situation that the guide mechanism moves in the mouth of the patient is reduced, the situation that a doctor repositions the guide mechanism is reduced, and the doctor time and pain of the patient are reduced;

2. the vertical mounting hole is formed in the guide base body, and the vertical point location positioning sleeve is fixed in the vertical mounting hole, so that the point location sleeve can better guide in the drilling direction, and the connection stability of the vertical point location positioning sleeve and the guide base body can be improved;

3. the inclined mounting column is arranged on the guide base body, and the lateral positioning sleeve is fixedly connected to the inclined mounting column, so that the connection stability of the lateral positioning sleeve and the guide base body is improved.

Drawings

Fig. 1 is a schematic view of a guiding mechanism according to a first embodiment of the present application;

fig. 2 is a schematic view of another perspective structure of the guiding mechanism according to the first embodiment of the present application;

FIG. 3 is a schematic view showing a connection structure of a guiding base and an auxiliary positioning base according to a second embodiment of the present application;

fig. 4 is a plan view of a guide mechanism according to a third embodiment of the present application;

FIG. 5 is a cross-sectional view taken along line A-A of FIG. 4;

FIG. 6 is a top view of a guide mechanism according to a fourth embodiment of the present application;

FIG. 7 is a cross-sectional view taken along line B-B of FIG. 6;

FIG. 8 is an enlarged view at C of FIG. 7;

fig. 9 is a schematic structural view of a guide mechanism according to a fifth embodiment of the present application.

Description of reference numerals: 1. a locking member; 2. tabletting; 10. an upper dental area; 20. a lower dental zone; 100. a guide base; 110. a reinforcing table; 111. a first positioning and clamping groove; 120. inclining the mounting post; 130. an inner semi-arc portion; 140. an outer semi-arc portion; 150. heightening the boss; 200. a vertical point location positioning sleeve; 210. positioning the edge; 220. a second positioning and clamping groove; 230. a pulling body; 240. a brake cable; 250. rotating the block; 251. a rotating shaft; 252. a strut; 260. a glue groove; 300. a lateral positioning sleeve; 400. auxiliary positioning of the substrate; 410. connecting blocks; 500. a connecting member; 600. an arc-shaped portion.

Detailed Description

The present application is described in further detail below with reference to figures 1-9.

The embodiment of the application discloses guiding mechanism for dental implantation operation.

Example one

Referring to fig. 1 and 2, the guiding mechanism for the dental implant surgery comprises a guiding base 100, a plurality of vertical point location sleeves 200 and a plurality of lateral location sleeves 300, wherein the guiding base 100 is an arc-shaped plate, the shape of the guiding base is designed according to human oral engineering, the thickness of the guiding base 100 is 1-1.5mm, and the guiding base 100 is formed by 3D printing of a resin material. A plurality of vertical point position location sleeves 200 all wear to establish in direction base member 100, and a plurality of side direction location sleeves 300 all set up on direction base member 100.

After the guide mechanism is placed in the mouth of a patient, screws in a surgical tool box are used to penetrate into the lateral positioning sleeve 300 and abut against the gums or are inserted into the gums, so that the guide base body 100 is fixed in the mouth of the patient, wherein the manner of inserting the gums is particularly suitable for patients with more missing teeth or without tooth jaws; vertical position location sleeve 200 leads to doctor's the direction of boring down, has reduced the condition that direction base member 100 moved in patient's mouth and need carry out the relocation to guiding mechanism and has taken place, and then reaches the painful effect of time and patient of reducing patient's hospitalization.

A plurality of vertical mounting holes are formed in the guide base body 100, the number of the vertical mounting holes is equal to that of the vertical point location positioning sleeves 200, one vertical point location positioning sleeve 200 corresponds to one vertical mounting hole, and each vertical point location positioning sleeve 200 is fixedly penetrated in the corresponding vertical mounting hole. The upside of vertical mounting hole is provided with consolidates platform 110, consolidates platform 110 and direction base member 100 fixed connection, consolidate the inside perforation that equals with vertical mounting hole internal diameter that is equipped with of platform 110, a part of vertical point location sleeve 200 sets up in the perforation, another part of vertical point location sleeve 200 sets up in the vertical mounting hole, be equipped with the gluey groove 260 that is used for the rubberizing on the vertical point location sleeve 200, vertical point location sleeve 200 and vertical mounting hole and perforation pass through glue and bond.

The vertical point location positioning sleeve 200 is made of TC4 or medical stainless steel with high hardness, so that the vertical point location positioning sleeve is not easy to cut to generate chips and enter the planting hole in the drilling process, the infection situation is reduced, and the guide base body 100 is protected from being damaged.

When guiding mechanism installs in the patient's mouth, be equipped with first location centre gripping groove 111 on the terminal surface of reinforcing stage 110 towards the outside one side in oral cavity, vertical position location sleeve 200 has seted up second location centre gripping groove 220 on the terminal surface towards the outside one side in oral cavity, installs vertical position location sleeve 200 back on direction base member 100, and second location centre gripping groove 220 and first location centre gripping groove 111 are located same straight line and link up the setting.

Through second location centre gripping groove 220 and first location centre gripping groove 111, the direction that sets up that can make the dental crown accords with ergonomic on the one hand, it is specific, when using screwdriver installation implant, it has hexagonal trompil to open in the implant, the screwdriver corresponds and sets up corresponding hexagon rotating head, a face in the hexagon rotating head of screwdriver is just when first location centre gripping groove 111 and second location centre gripping groove 220, judge that the installation position of implant meets the requirements, later the dental crown inserts in the implant according to hexagonal trompil position in the implant, on the other hand drill bit or screwdriver need not in direct vertical access port, can follow first location centre gripping groove 111 and the entering of second location centre gripping groove 220 earlier, on the one hand again, be convenient for the doctor uses other apparatus to perform the operation to the patient through first location centre gripping groove 111 and second location centre gripping groove 220.

In order to make the setting direction of the crown more ergonomic, the number of the second positioning and holding grooves 220 may be two and arranged oppositely.

The material of the lateral positioning sleeve 300 is TC4 or medical grade stainless steel. A plurality of inclined mounting columns 120 are fixedly connected to the outer side surface of the guide base 100, the number of the inclined mounting columns 120 is equal to the number of the lateral positioning sleeves 300, one inclined mounting column 120 corresponds to one lateral positioning sleeve 300, and each lateral positioning sleeve 300 is fixed in the corresponding inclined mounting column 120.

The implementation principle of a guiding mechanism for dental implant surgery of the first embodiment of the application is as follows: when using direction base member 100 to carry out the dentistry to the patient and plant the operation, place direction base member 100 in the patient mouth, then make direction base member 100 and patient's dental area butt, then use in the operation tool box the screw to penetrate in the lateral positioning sleeve 300 and support tight gum or insert the gum for direction base member 100 is fixed in the patient mouth. Then bore the hole in to the patient mouth, vertical position location sleeve 200 leads to the direction of boring down, and this in-process has reduced the condition emergence that direction base member 100 takes place to remove in the patient mouth, and then reduces the condition emergence that needs the doctor to carry out repositioning to guiding mechanism once more, reaches the time when reducing the doctor and treating the patient and has reduced patient's misery.

Example two

Referring to fig. 3, a difference between the second embodiment and the first embodiment is that a height-adjusting boss 150 is additionally arranged in the middle of the guide base 100 in the second embodiment, the height-adjusting boss 150 is located between two vertical point location positioning sleeves 200, and a threaded hole is formed in the height-adjusting boss 150. The guiding mechanism for the dental implant surgery further comprises an auxiliary positioning base body 400 and a connecting piece 500, wherein a connecting block 410 is arranged at the position, opposite to the heightening boss 150, of the auxiliary positioning base body 400, a slot is formed in the connecting block 410, one end of the connecting piece 500 is used for being in threaded connection with the heightening boss 150, and the other end of the connecting piece is used for being inserted into the slot of the connecting block 410.

The number of the height-adjusting bosses 150 is the same as that of the connection blocks 410, and when the guide base 100 and the auxiliary positioning base 400 are installed in the patient's mouth, the connection blocks 410 are opposite to the height-adjusting bosses 150.

One end of the connecting piece 500 is provided with threads, the connecting piece 500 can be made of metal, and for the convenience of assembling the guide base 100, the auxiliary positioning base 400 and the connecting piece 500 in an operation, the connecting piece 500 can also be made of rubber with certain elasticity. The distance between the guide base 100 and the auxiliary positioning base 400 can be adjusted by adjusting the screw coupling depth of the coupling member 500 and the elevation boss 150.

The number of the height-adjusting bosses 150 and the connecting blocks 410 illustrated in fig. 3 is 1, but is not limited to 1, and the height-adjusting bosses 150 and the connecting blocks 410 may be provided in a corresponding number according to the number of the connecting members 500 to be provided.

The implementation principle of the guiding mechanism for dental implantation operation in the second embodiment of the present application is as follows: when the guide base body 100 is used for carrying out dental implantation operation on a patient, the guide base body 100 is placed in an upper dental area 10 or a lower dental area 20 in the mouth of the patient, then the guide base body 100 is abutted against the upper dental area 10 or the lower dental area 20 of the patient, the auxiliary positioning base body 400 is placed in the other dental area opposite to the dental area where the guide base body 100 is located, then one end of the connecting piece 500 is connected with the height-adjusting boss 150 in a threaded manner and the depth of the connecting piece 500 inserted into the height-adjusting boss 150 is adjusted, then the other end of the connecting piece 500 is inserted into the slot of the connecting piece 410, the distance between the guide base body 100 and the auxiliary positioning base body 400 is adjusted by rotating the connecting piece 500, the guide base body 100 can be prevented from shifting by utilizing the biting force of the upper dental area and the lower dental area in human engineering and applying a certain pre-pressing force to the guide base body 100 by the auxiliary positioning base body 400, then the screw in the surgical tool box is penetrated into the lateral positioning sleeve 300 and abutted against a gum or inserted into a gum, reduce the screw fixation in-process and produce the skew and cause the condition of wound face on a large scale to the gum and appear, then drill down to the patient mouth, this in-process has reduced the condition that direction base member 100 takes place to move in the patient mouth and has appeared, and then the condition that reduces to need the doctor to carry out repositioning to guiding mechanism once more takes place, reaches the time when reducing the doctor and treating the patient and reduces patient's misery.

EXAMPLE III

Referring to fig. 3, 4 and 5, the difference between the third embodiment and the second embodiment is that the guiding mechanism in the third embodiment further includes an arc portion 600 for pressing against the gum, the guiding base 100 includes an inner half-arc portion 130 and an outer half-arc portion 140, the inner half-arc portion 130 and the outer half-arc portion 140 are both disposed along the length direction of the guiding base 100, the arc portion 600 is disposed on one side of the outer half-arc portion 140 opposite to the inner half-arc portion 130, the lateral positioning sleeve 300 is disposed on the outer surface of the outer half-arc portion 140, and the arc portion 600 is disposed on the outer half-arc portion 140 opposite to the lateral positioning sleeve 300.

The arc portion 600 may be a whole, and is disposed along the arc length of the outer half arc portion 140, the arc length of the arc portion 600 is less than or equal to the arc length of the outer half arc portion 140, the arc portion 600 may also be an arc segment, and one arc segment corresponds to one lateral positioning sleeve 300. The arcuate portion 600 has a concave surface facing the outer semi-arc 140 and a convex surface facing the gum and adapted to fit snugly against the gum.

The threaded connection of position sleeve 300 has retaining member 1, and retaining member 1 can be the screw, and retaining member 1 is close to arc portion 600 one end and is equipped with and is used for supporting preforming 2 that presses on arc portion 600.

The pressing sheet 2 may be fixedly connected to the arc portion 600, or may not be fixedly connected to the arc portion 600. When the pressing sheet 2 is not fixedly connected to the arc portion 600, the pressing sheet 2 contacts the arc portion 600 only when it is necessary to press the pressing sheet 2 against the arc portion 600. When preforming 2 and arc 600 are fixed continuous, along with the screw in of retaining member 1, the distance between outer half-arc 140 and arc 600 grow, and outer half-arc 140 also can give arc 600 certain reaction force, and this kind of reaction force can make arc 600 better support tightly on the gum.

The implementation principle of the guiding mechanism for the dental implantation operation in the third embodiment of the application is as follows: when the guiding base body 100 is used for carrying out dental implantation operation on a patient, the guiding base body 100 is placed in an upper tooth area or a lower tooth area in the mouth of the patient, then the guiding base body 100 is abutted against the upper tooth area or the lower tooth area of the patient, the auxiliary positioning base body 400 is placed in the other tooth area opposite to the tooth area where the guiding base body 100 is located, then one end of the connecting piece 500 is in threaded connection with the height-adjusting boss 150, the depth of the connecting piece 500 inserted into the height-adjusting boss 150 is adjusted, then the other end of the connecting piece 500 is inserted into the slot of the connecting piece 410, the distance between the guiding base body 100 and the auxiliary positioning base body 400 is adjusted by rotating the connecting piece 500, the auxiliary positioning base body 400 can prevent the guiding base body 100 from shifting by utilizing the occlusion force of the upper tooth area and the lower tooth area in human engineering, then the locking piece 1 is rotated, the pressing piece 2 is pressed against the arc-shaped part 600 by the locking piece 1, the convex surface of arc 600 supports tightly on the gum, and retaining member 1 need not to stretch into the gum, can not cause destructive damage to the gum, alright fix direction base member 100 in the patient mouth, and this embodiment has obviously reduced patient's the time of seeking medical advice and has alleviateed patient's misery.

Example four

Referring to fig. 6, 7 and 8, the difference between the fourth embodiment and the third embodiment is that a downward-inclined pulling body 230 is disposed inside the vertical point positioning sleeve 200 and on a side close to the outer semi-arc portion 140, one end of the pulling body 230 is a free end and is suspended, the other end is connected with a brake cable 240, a channel for placing the brake cable 240 is disposed in each of the side walls of the vertical point positioning sleeve 200 and the outer semi-arc portion 140, one end of the brake cable 240 far away from the pulling body 230 extends out of the channel and is connected with a rotating block 250, and the dimension of the rotating block 250 in the length direction of the guide base 100 is smaller than the arc length of the outer semi-arc portion 140 and does not interfere with the pressing sheet 2.

The number of the rotating blocks 250 can be multiple, each rotating block 250 is arranged below the pulling body 230 in the corresponding vertical point positioning sleeve 200, the sum of the sizes of the rotating blocks 250 along the length direction of the guiding base 100 is smaller than the arc length of the outer half-arc part 140, and cannot interfere with the pressing sheet 2, and one end of the rotating block 250 far away from the outer half-arc part 140 is pressed against the arc part 600.

Before drilling, the rotary block 250 is obliquely placed, one end of the rotary block is abutted against the arc-shaped part 600, and the other end of the rotary block is abutted against the outer semi-arc part 140, and in this state, one end of the rotary block 250 close to the arc-shaped part 600 is obliquely upwards.

Because the drill bit extends into the vertical point location sleeve 200, the guide base body 100 is vibrated in the downward drilling process, the rotating block 250 is arranged to drive the pulling body 230 to move downwards by utilizing the rotating force in the drilling process of the drill bit, the brake cable 240 of the pulling body 230 moves upwards, the brake cable 240 drives the rotating block 250 to rotate, one end of the rotating block 250 rotates downwards and gradually compresses the arc-shaped part 600, the possibility that the guide base body 100 moves in the drilling process is reduced, and when the operation is finished, the pulling body 230 and the rotating block 250 can be manually shifted to realize the resetting of the two.

The implementation principle of the guiding mechanism for the dental implantation operation in the fourth embodiment of the application is as follows: when the guide base body 100 is used for carrying out dental implantation on a patient, a drill bit extends into the vertical point positioning sleeve 200, in the process of drilling downwards, the pulling body 230 is pulled to move downwards, the pulling body 230 pulls the brake cable 240 to move upwards, one end of the brake cable 240 pulls the rotating block 250 to rotate upwards, the other end of the rotating block 250 moves towards the surface of the arc-shaped portion 600 and abuts against the arc-shaped portion 600, and therefore the guide base body 100 does not move due to the force application of the drill bit.

EXAMPLE five

Referring to fig. 9, the difference between the fifth embodiment and the fourth embodiment is that a rotating shaft 251 is disposed on the rotating block 250, one end of the rotating shaft 251 is connected to a supporting rod 252, and the supporting rod 252 is fixed on the inner sidewall of the outer semi-arc portion 140, and the arrangement manner of the present embodiment enables the plane of the rotating track of the rotating block 250 to be always in a vertical state with the plane of the arc portion 600, so that the direction of the force applied by the rotating block 250 is more accurate.

In the fifth embodiment, one end of the rotating block 250 connected to the brake cable 240 may or may not contact the outer half-arc portion 140, and when contacting the outer half-arc portion 140, the outer half-arc portion 140 may also generate a certain pressure on the rotating block 250, so that the pressing effect of the rotating block 250 on the arc portion 600 is better.

The embodiment of the application also discloses a manufacturing method of the guide mechanism for the dental implantation operation.

The manufacturing method of the guide mechanism for the dental implant surgery comprises the following steps:

s1, acquiring CBCT data of the oral cavity of the patient;

s2, comprehensively evaluating the conditions of the whole body and the oral cavity of the patient to ensure that the patient meets the planting conditions;

s3, making a plaster model of the oral cavity part of the patient, acquiring three-dimensional scanning data of the plaster model, registering the three-dimensional scanning data with the CBCT data in the step S1, and reconstructing three-dimensional images of teeth, bones and soft tissues of the oral cavity part of the patient;

s4, making a corresponding planting plan according to the three-dimensional image obtained in the step S3;

s5, performing virtual planting according to the planting plan in the step S4;

s6, designing a personalized planting guide mechanism according to the planting points generated by the virtual planting in the step S5, determining the outline dimension of the guide mechanism and the dimension of a guide hole, printing a guide base body 100 corresponding to the drill bit, and installing and fixing the vertical point location sleeve 200.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (6)

1. The utility model provides a guiding mechanism for dental implant operation which characterized in that: the guide device comprises a guide base body (100), a vertical point location positioning sleeve (200) arranged in the guide base body (100) in a penetrating mode, and a plurality of lateral positioning sleeves (300) arranged on the guide base body (100);

direction base member (100) are the arc, and it includes interior half arc (130) and outer half arc (140), outer half arc (140) are relative interior half arc (130) one side is equipped with arc (600), side direction positioning sleeve (300) are located on the surface of outer half arc (140), be equipped with retaining member (1) in side direction positioning sleeve (300), retaining member (1) are close to arc (600) one end is equipped with can press to preforming (2) on arc (600).

2. A guide mechanism for dental implant surgery according to claim 1, characterized in that: the thickness of the guide substrate (100) is 1-1.5mm, and the guide substrate is formed by 3D printing of a resin material; the vertical point location sleeve (200) and the lateral location sleeve (300) are made of TC4 or medical stainless steel.

3. The utility model provides a guiding mechanism for dental implantation operation which characterized in that: the device comprises a guide base body (100), a vertical point location positioning sleeve (200) arranged in the guide base body (100) in a penetrating mode, and a plurality of lateral positioning sleeves (300) arranged on the guide base body (100);

the guide base body (100) is an arc-shaped plate and comprises an inner semi-arc portion (130) and an outer semi-arc portion (140), the outer semi-arc portion (140) is provided with an arc portion (600) on one side opposite to the inner semi-arc portion (130), a downward-inclined pulling body (230) is arranged inside the vertical point location sleeve (200) and on one side close to the outer semi-arc portion (140), one end, close to the pulling body (230), of the pulling body is a free end, the other end of the pulling body is connected with a brake cable (240), channels used for placing the brake cable (240) are formed in the side walls of the vertical point location sleeve (200) and the outer semi-arc portion (140), one end, far away from the pulling body (230), of the brake cable (240) extends out of the channels and is connected with a rotating block (250), and one end, far away from the outer semi-arc portion (140), of the rotating block (250) abuts against and is pressed on the arc portion (600).

4. A guide mechanism for dental implant surgery according to claim 3, wherein: the thickness of the guide substrate (100) is 1-1.5mm, and the guide substrate is formed by 3D printing of a resin material; the vertical point location sleeve (200) and the lateral location sleeve (300) are made of TC4 or medical stainless steel.

5. A method for manufacturing a guide mechanism for dental implant surgery according to claim 1, characterized in that: the method comprises the following steps:

s1, acquiring CBCT data of the oral cavity of the patient;

s2, comprehensively evaluating the whole body and oral cavity conditions of the patient to ensure that the patient meets the planting conditions;

s3, making a plaster model of the oral cavity part of the patient, acquiring three-dimensional scanning data of the plaster model, registering the three-dimensional scanning data with the CBCT data in the step S1, and reconstructing three-dimensional images of teeth, bones and soft tissues of the oral cavity part of the patient;

s4, making a corresponding planting plan according to the three-dimensional image obtained in the step S3;

s5, performing virtual planting according to the planting plan in the step S4;

s6, designing a personalized planting guide mechanism according to the planting point generated by the virtual planting in the step S5, determining the external dimension of the guide mechanism and the dimension of a guide hole, printing a guide base body (100) corresponding to the drill bit, and installing and fixing the vertical point location positioning sleeve (200).

6. A method for manufacturing a guide mechanism for dental implant surgery according to claim 3, characterized in that: the method comprises the following steps:

s1, acquiring CBCT data of the oral cavity of the patient;

s2, comprehensively evaluating the whole body and oral cavity conditions of the patient to ensure that the patient meets the planting conditions;

S3, making a plaster model of the oral cavity part of the patient, acquiring three-dimensional scanning data of the plaster model, registering the three-dimensional scanning data with the CBCT data in the step S1, and reconstructing three-dimensional images of teeth, bones and soft tissues of the oral cavity part of the patient;

s4, making a corresponding planting plan according to the three-dimensional image obtained in the step S3;

s5, performing virtual planting according to the planting plan in the step S4;

s6, designing a personalized planting guide mechanism according to the planting point generated by the virtual planting in the step S5, determining the external dimension of the guide mechanism and the dimension of a guide hole, printing a guide base body (100) corresponding to the drill bit, and installing and fixing the vertical point location positioning sleeve (200).

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