CN212788747U

CN212788747U - Implant with high biocompatibility

Info

Publication number: CN212788747U
Application number: CN202020587685.5U
Authority: CN
Inventors: 张海泉; 王和生; 吕正权
Original assignee: Nanjing Xidengwei Medical Technology Co ltd
Current assignee: Nanjing Xidengwei Medical Technology Co ltd
Priority date: 2020-04-17
Filing date: 2020-04-17
Publication date: 2021-03-26
Anticipated expiration: 2030-04-17

Abstract

The utility model discloses a kind of implant with high biocompatibility uses at kind implant technical field, and its technical scheme main points are: the tooth-penetrating gingival part comprises a base body, a gingival penetrating part and a dental crown, wherein annular teeth are arranged on the outer wall of the base body, which is sleeved on the gingival penetrating part, along the periphery; the dental crown is vertically provided with a through mounting hole, the top wall of the base body is provided with a thread groove, the upper part of the hole wall of the mounting hole is provided with a sunken groove along the periphery, a central screw in threaded connection with the thread groove is arranged in the mounting hole, and the head of the central screw is tightly propped against the bottom of the sunken groove. The utility model discloses the technical effect who has is: the gum penetrating part and the dental crown fixed on the substrate can be easily taken down, so that the gum penetrating part and the dental crown can be conveniently adjusted and replaced at a later stage.

Description

Implant with high biocompatibility

Technical Field

The utility model relates to a kind implant technical field, in particular to kind implant tooth with high biocompatibility.

Background

The implant refers to a tooth missing restoration method for supporting and retaining an upper dental restoration based on a lower structure implanted into bone tissue. It comprises a lower supporting implant and an upper dental prosthesis. It adopts artificial material (such as metal, ceramic, etc.) to make implant (generally similar to tooth root form), and adopts the operation method to implant into tissue (generally upper and lower jaws) and obtain firm retention support of bone tissue, and utilizes special device and mode to connect and support the dental prosthesis of upper portion.

Chinese patent with publication number CN205054474U discloses a dental implant structure with high biocompatibility, which comprises a gum penetrating part made of a base body and zirconia ceramic blocks, wherein the upper part of the base body is cylindrical, the middle part of the base body is in a table shape with an upper end surface matched with the lower end surface of the gum penetrating part, the lower part of the base body is in a polygonal cylindrical shape matched with a mounting hole in an implant, the base body is vertically provided with a through connecting hole, the gum penetrating part is vertically provided with a through hole matched with the outer diameter of the upper part of the base body, and the gum penetrating part is sleeved on the base body and is contacted with the table top in the middle of the base body.

The above prior art solutions have the following drawbacks: current planting tooth structure cup joints and fixes wearing gum portion after target in place wearing gum portion, then reuses the adhesive and fixes the dental crown on the base member, wears gum portion and the difficult take off of dental crown after the bonding is fixed to the later stage of being not convenient for is adjusted and is changed wearing gum portion and dental crown.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a kind of implant tooth with high biocompatibility, its advantage is: the gum penetrating part and the dental crown fixed on the substrate can be easily taken down, so that the gum penetrating part and the dental crown can be conveniently adjusted and replaced at a later stage.

The above technical purpose of the present invention can be achieved by the following technical solutions: a kind of implant with high biocompatibility, including the base member, wear gum portion and dental crown, the said base member cup joints and wears to have ring teeth along the periphery on the outer wall of the gum portion department, the said ring tooth is located the lower part that the base member cup joints and wears the gum portion department, and the lower end of the said ring tooth contacts with mesa in the middle part of the base member, wear to have gullets along the periphery on the inner wall of the gum portion, the said gullet locates at the lower part of the gum portion, and run through the lower end of the said gum portion downwards, the said gullet cooperates with ring tooth, the said base member cup joints and wears to have flexible beads along the periphery on the outer wall of the gum portion, the said flexible bead locates at the upper portion that the base member cup joints and wears the gum portion, set up the recess cooperating with flexible bead along the periphery on the inner wall of the gum portion; the dental crown is vertically provided with a through mounting hole, the top wall of the base body is provided with a thread groove corresponding to the mounting hole, the upper part of the hole wall of the mounting hole is provided with a sunken groove along the periphery, the sunken groove upwards penetrates through the upper end surface of the dental crown, a central screw in threaded connection with the thread groove is arranged in the mounting hole in a penetrating manner, and the head of the central screw is abutted against the bottom of the sunken groove.

By the technical scheme, the ring teeth are clamped with the tooth sockets to limit the gum penetrating part from rotating, the flexible convex edges are clamped with the grooves to limit the gum penetrating part from moving vertically, so that the gum penetrating part can be stably fixed, and on the contrary, the gum penetrating part can be easily taken down from the base body; the central screw is used for fixing the dental crown on the base body, otherwise, the dental crown can be easily taken down only by loosening the central screw; through the structure that can take off easily to wearing gum portion and dental crown after fixing, made things convenient for the later stage to wearing gum portion and dental crown adjust and change.

The utility model discloses further set up to: the upper end face of the flexible convex edge is provided with a clamping portion along the periphery, and the upper groove bottom of the groove is provided with a clamping groove matched with the clamping portion.

Through above-mentioned technical scheme, the mutual joint cooperation in joint portion and joint groove can reduce the possibility of flexible bead follow roll-off in the recess, further prescribes a limit to wearing gum portion in vertical, improves and wears the fixed stability of gum portion.

The utility model discloses further set up to: wear the gum portion on the up end of gum portion along the periphery seted up the seal groove, inside the gum portion was worn in the seal groove intercommunication, be provided with the sealing washer in the seal groove, the thickness of sealing washer is greater than the groove width of seal groove.

Through above-mentioned technical scheme, cup joint on the base member and wear gum portion back, the sealing washer receives the extrusion, can support tightly on the outer wall of base member to play sealed effect, reduce the food and pack into the base member and wear the possibility in the gap between the gum portion.

The utility model discloses further set up to: the upper part of the groove wall of the sinking groove is provided with a flange along the periphery, the aperture of a round hole formed by the flange is larger than the diameter of the head part of the central screw, a flexible plug is arranged in the sinking groove, the outer wall of the flexible plug is abutted against the groove wall of the sinking groove, and a concave edge matched with the flange is arranged on the outer wall of the flexible plug along the periphery.

Through above-mentioned technical scheme, the mutual joint of flange and concave edge can firmly inject flexible end cap in heavy groove, and flexible end cap blocks up heavy groove to prevent that food stopper from advancing heavy inslot, inconvenient taking out.

The utility model discloses further set up to: the lower end face of the flexible plug extends to the head of the central screw and abuts against the head of the central screw.

Through the technical scheme, the flexible plug is tightly propped against the head of the central screw, so that the central screw can be limited, the central screw is prevented from loosening, and the fixing stability of the dental crown and the base body can be improved.

The utility model discloses further set up to: the upper end face of the flexible plug extends out of the sinking groove, a flexible edge part is arranged on the peripheral wall of the part of the flexible plug extending out of the sinking groove, and the flexible edge part is erected on the upper end face of the dental crown along the peripheral edge of the sinking groove.

Through above-mentioned technical scheme, flexible limit portion is located outside the heavy groove to set up on the up end of dental crown, thereby personnel can use tweezers to carry flexible limit portion, pull out fast in order to make things convenient for flexible end cap from heavy inslot.

The utility model discloses further set up to: the two sides of the outer wall of the base body at the position where the base body is sleeved with the gum penetrating part are symmetrically provided with deep grooves, movable clamping blocks matched with the deep grooves are arranged in the deep grooves, two sides of the groove wall of each deep groove are symmetrically provided with limiting sliding grooves, two sides of the outer wall of each movable clamping block are symmetrically provided with limiting sliding blocks matched with the limiting sliding grooves in a sliding mode, springs are further arranged in the deep grooves, and two ends of each spring are fixedly connected with the groove bottom of each deep groove and each movable clamping block respectively; when the spring is in a natural state, the spring pushes the movable clamping block to extend out of the deep groove, and the limiting sliding blocks on two sides of the outer wall of the movable clamping block are respectively abutted against the groove walls on the outer sides of the two limiting sliding grooves; and through holes matched with the two movable clamping blocks are symmetrically formed in the two sides of the outer wall of the gum penetrating part.

Through the technical scheme, when the gum penetrating part is sleeved on the base body, firstly, the two movable clamping blocks are plugged into the deep groove by means of a tool, then the gum penetrating part is sleeved and rotated, so that the positions of the two through holes in the gum penetrating part correspond to the two movable clamping blocks respectively, in the process, the tool held by a person loosens the two movable clamping blocks, the two movable clamping blocks can be limited in the deep groove through the inner wall of the gum penetrating part, when the gum penetrating part is continuously sleeved downwards until the movable clamping blocks are aligned to the through holes, at the moment, the movable clamping blocks are pushed into the through holes under the elastic action of the spring, so that the position of the gum penetrating part can be limited, and the gum penetrating part is stably fixed on the base body; when the gum penetrating part needs to be taken down from the base body, a person only needs to insert the tool into the through hole and push the movable clamping block into the deep groove again, and then the gum penetrating part can be taken down quickly.

The utility model discloses further set up to: the upper end face of the movable clamping block is an inclined face, and the inclined face is obliquely and downwards arranged towards one side outside the deep groove.

Through above-mentioned technical scheme, the setting on inclined plane, the gum portion is worn in the quick cover of being convenient for to personnel need not the use of tool and fills in the deep trouth with movable fixture block in advance, in order to improve the operation convenience.

To sum up, the utility model discloses following beneficial effect has:

1. the gum penetrating part and the dental crown can be stably fixed on the substrate and can be easily taken down from the substrate, thereby facilitating the adjustment and replacement of the gum penetrating part and the dental crown in the later period;

2. the flange and the concave edge are clamped with each other, so that the flexible plug can be firmly limited in the sinking groove, and the sinking groove is blocked by the flexible plug, so that food is prevented from being plugged into the sinking groove and is inconvenient to take out;

3. the flexible plug is tightly propped against the head of the central screw, so that the central screw can be limited, the central screw is prevented from loosening, and the fixing stability of the dental crown and the base body can be improved.

Drawings

Fig. 1 is a schematic overall structure diagram of the first embodiment.

Fig. 2 is a schematic structural diagram of a gum penetrating part and a crown before fixation according to the embodiment.

Fig. 3 is a partial cross-sectional view of an embodiment for embodying a transgingival part and a matrix fixation structure.

Fig. 4 is a schematic structural diagram of a transgingival part according to an embodiment.

FIG. 5 is a schematic view showing a structure of a dental crown according to an embodiment.

Fig. 6 is a schematic structural diagram of the embodiment used for embodying the transgingival part and the crown before fixing.

Fig. 7 is a partial cross-sectional view of an embodiment for embodying a transgingival part and a matrix fixation structure.

Reference numerals: 1. a substrate; 101. a middle part; 2. penetrating the gum part; 3. a crown of a tooth; 4. ring teeth; 5. a tooth socket; 6. a flexible rib; 7. a groove; 8. mounting holes; 9. a thread groove; 10. sinking a groove; 11. a central screw; 12. a clamping part; 13. a clamping groove; 14. a sealing groove; 15. a seal ring; 16. a flange; 17. a flexible plug; 18. a recessed edge; 19. a flexible edge portion; 20. deep grooves; 21. a movable clamping block; 22. a limiting chute; 23. a limiting slide block; 24. a spring; 25. a through hole; 26. a bevel.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example 1: a dental implant with high biocompatibility is shown in figures 1 and 2 and comprises a base body 1, a gum penetrating part 2 and a dental crown 3, wherein the gum penetrating part 2 is sleeved on the base body 1, and the lower end face of the gum penetrating part 2 is in contact with a table top in the middle part 101 of the base body 1. The outer wall of base member 1 cup joints and wears gum portion 2 department is gone up along the fixed ring tooth 4 that is provided with of periphery, and ring tooth 4 is located base member 1 and cup joints the lower part position of wearing gum portion 2 department, and the lower terminal surface of ring tooth 4 contacts and fixed connection with the mesa of base member 1 middle part 101, and tooth's socket 5 (like figure 4) has been seted up along the periphery to the inner wall lower part of wearing gum portion 2, and tooth's socket 5 is run through the lower terminal surface of wearing gum portion 2 downwards to cooperate with ring tooth 4.

As shown in fig. 2 and fig. 3, outer wall upper portion that cup joints 2 departments of wearing gum portion at base member 1 bonds along the periphery and is fixed with flexible bead 6, flexible bead 6 is sanitary-grade silica gel material, have elastic performance, and use in the oral cavity, safety and sanitation, be provided with joint portion 12 along the periphery on the up end of flexible bead 6, joint portion 12 is located the outside of flexible bead 6, joint portion 12 has the same material with flexible bead 6, and both integrated into one piece, set up along the periphery on the inner wall of wearing gum portion 2 and cooperate with flexible bead 6, supply the recess 7 that flexible bead 6 blocked in, set up simultaneously and cooperate with joint portion 12 in the last tank bottom inboard of recess 7, supply the joint groove 13 that joint portion 12 blocked in.

If fig. 2 and fig. 3, cup joint the back in place on base member 1 when wearing gum portion 2, the lower terminal surface of wearing gum portion 2 contacts with the mesa of base member 1 middle part 101, ring tooth 4 inlays this moment and puts in tooth's socket 5, flexible bead 6 and joint portion 12 inlay respectively and put in recess 7 and joint groove 13, mutual joint through ring tooth 4 and tooth's socket 5, can restrict and wear gum portion 2 and take place to rotate, through flexible bead 6 and joint portion 12 respectively with recess 7 and joint groove 13's mutual joint, can restrict and wear gum portion 2 along vertical emergence displacement, thereby can fix wearing gum portion 2 steadily. On the contrary, when needs will wear gum portion 2 and take off from base member 1, personnel only need the application of force upwards to slide and wear gum portion 2 for flexible fin 6 takes out from recess 7, can take off easily and wear gum portion 2, so that adjust and change wearing gum portion 2.

As shown in fig. 3, a sealing groove 14 is formed along the periphery on the inner side of the upper end face of the gum penetrating part 2, the sealing groove 14 is communicated with an inner hole of the gum penetrating part 2, a sealing ring 15 is fixedly bonded in the sealing groove 14, the thickness of the sealing ring 15 is larger than the groove width of the sealing groove 14, the sealing ring 15 is also made of a sanitary silica gel material, and the sealing ring has elasticity and can ensure safe and sanitary use when being used in the oral cavity. The gum penetrating part 2 is sleeved on the base body 1, and the part of the sealing ring 15 extending out of the sealing groove 14 is extruded by the base body 1 and can be tightly propped against the outer wall of the base body 1, so that the sealing effect is achieved, and the possibility that food is filled into a gap between the base body 1 and the gum penetrating part 2 is reduced.

As shown in fig. 2, a thread groove 9 is vertically formed on the top wall of the base 1, a through mounting hole 8 (as shown in fig. 5) corresponding to the thread groove 9 is vertically formed in the dental crown 3, a sunken groove 10 is formed in the upper portion of the hole wall of the mounting hole 8 along the periphery, the sunken groove 10 penetrates the upper end surface of the dental crown 3 upwards, when a person installs the dental crown 3, the dental crown 3 is firstly placed on the top wall of the base 1, the mounting hole 8 is aligned to the thread groove 9, then a central screw 11 is inserted into the mounting hole 8, the central screw 11 is screwed into the thread groove 9 until the bottom of the central screw 11 abuts against the bottom of the thread groove 9, and at the moment, the head of the central screw 11 abuts against the bottom of the sunken groove 10, so that the dental crown 3 can be stably fixed on the base 1. On the contrary, when the dental crown 3 needs to be removed from the base 1, the person only needs to loosen the central screw 11 to easily remove the dental crown 3.

As shown in fig. 5, a flexible plug 17 is disposed in the sinking groove 10, the flexible plug 17 is made of sanitary silica gel and has elasticity, the lower end surface of the flexible plug 17 abuts against the head of the central screw 11 to limit the central screw 11 from reversing, so as to prevent the central screw 11 from loosening, and improve the fixing stability between the dental crown 3 and the base 1 (as shown in fig. 2). The peripheral wall of the flexible plug 17 is also abutted against the wall of the sinking groove 10 to limit the flexible plug 17 from falling out of the sinking groove 10, the upper part of the wall of the sinking groove 10 is fixedly provided with a flange 16 along the periphery, and the diameter of a round hole formed by the flange 16 is larger than that of the head of the central screw 11, so that the central screw 11 can be smoothly disassembled and assembled, the peripheral wall of the flexible plug 17 is provided with a concave edge 18 which is matched with the flange 16 and used for clamping the flange 16, and the flexible plug 17 can be firmly limited in the sinking groove 10 through the mutual clamping of the flange 16 and the concave edge 18. The flexible plug 17 plugs the sink 10 to prevent food from being plugged into the sink 10 and inconvenient to take out.

As shown in fig. 5, the upper end surface of the flexible plug 17 slightly extends out of the sinking groove 10, the outer peripheral wall of the flexible plug 17 extending out of the sinking groove 10 is provided with a flexible edge 19, the flexible edge 19 and the flexible plug 17 have the same material and are integrally formed, after the flexible plug 17 is inserted into the sinking groove 10, the flexible edge 19 is erected on the upper end surface of the crown 3 along the periphery of the sinking groove 10, so that a person can use forceps to clamp the flexible edge 19, so as to rapidly pull the flexible plug 17 out of the sinking groove 10.

The operation process is as follows: when the gum penetrating part 2 and the dental crown 3 are installed on the base body 1, a person firstly sleeves the gum penetrating part 2 on the base body 1, after the gum penetrating part 2 is sleeved on the base body 1 in place, the lower end face of the gum penetrating part 2 is contacted with a table top in the middle part 101 of the base body 1, the ring tooth 4 is embedded in the tooth socket 5 at the moment, the flexible convex edge 6 and the clamping part 12 are respectively embedded in the groove 7 and the clamping groove 13, the rotation of the gum penetrating part 2 can be limited through the mutual clamping of the ring tooth 4 and the tooth socket 5, the gum penetrating part 2 can be limited from moving vertically through the mutual clamping of the flexible convex edge 6 and the clamping part 12 and the groove 7 and the clamping groove 13, and the gum penetrating part 2 can be stably fixed; then the dental crown 3 is placed on the top wall of the base body 1, so that the mounting hole 8 is aligned with the thread groove 9, the central screw 11 is inserted into the mounting hole 8, the central screw 11 is screwed into the thread groove 9 until the bottom of the central screw 11 is tightly pressed on the bottom of the thread groove 9, and at the moment, the head of the central screw 11 is tightly pressed on the bottom of the sunken groove 10, so that the dental crown 3 can be stably fixed on the base body 1; finally, a flexible plug 17 is plugged into the sinking groove 10 to plug the sinking groove 10 to prevent the food from being plugged into the sinking groove 10.

When need take off dental crown 3 and puncture gum portion 2 from base member 1, the personnel at first use tweezers to extract flexible end cap 17 from heavy groove 10 in, then become flexible central screw 11, alright light taking off dental crown 3, application of force upwards slides and punctures gum portion 2 afterwards for flexible fin 6 takes out in following recess 7, can be easily take off and puncture gum portion 2.

Example 2: the utility model provides a kind of tooth with high biocompatibility, the difference with embodiment 1 lies in, as fig. 6 and fig. 7, the circular shape deep groove 20 has been seted up to the outer wall bilateral symmetry that base member 1 cup jointed gum portion 2 department, be provided with the cell wall matched with activity fixture block 21 of periphery wall and deep groove 20 in the deep groove 20, activity fixture block 21 sinks completely in deep groove 20, the outer wall bilateral symmetry of activity fixture block 21 is provided with spacing slider 23, the cell wall bilateral symmetry of deep groove 20 is seted up and is supplied spacing slider 23 to slide the complex spacing spout 22 that slides, thereby activity fixture block 21 can slide in deep groove 20, and prescribe a limit to through the sliding of spacing slider 23 and spacing spout 22, can prevent that activity fixture block 21 from falling out deep groove 20.

As shown in fig. 7, an inclined surface 26 is formed on one side of the upper end surface of the movable clamping block 21 facing the outside of the deep groove 20, the inclined surface 26 is inclined and downwardly arranged on one side of the deep groove 20, a spring 24 is further arranged in the deep groove 20, two ends of the spring 24 are respectively and fixedly connected to the groove bottom of the deep groove 20 and the movable clamping block 21, when the spring 24 is in a natural state, the movable clamping block 21 is pushed outwards towards the deep groove 20, so that the inclined surface 26 of the movable clamping block 21 extends out of the deep groove 20, and at this time, the limiting slider 23 on the movable clamping block 21 abuts against the outward groove wall of the limiting sliding groove 22. Meanwhile, through holes 25 which correspond to the two movable clamping blocks 21 in position and are used for inserting the two movable clamping blocks 21 are symmetrically formed in the two sides of the outer wall of the gum penetrating part 2.

As shown in fig. 6 and 7, when the gum penetrating portion 2 is sleeved on the base body 1, the lower end surface of the gum penetrating portion 2 abuts against the inclined surfaces 26 of the two movable clamping blocks 21, the two movable clamping blocks 21 are pushed into the deep groove 20, then the gum penetrating portion 2 is rotated, the positions of the two through holes 25 in the gum penetrating portion 2 respectively correspond to the positions of the two movable clamping blocks 21, then the gum penetrating portion 2 is sleeved downwards continuously until the movable clamping blocks 21 are aligned with the through holes 25, at the moment, the movable clamping blocks 21 are pushed into the through holes 25 under the action of the elastic force of the springs 24, so that the positions of the gum penetrating portion 2 can be limited, and the gum penetrating portion 2 is stably fixed on the base body 1. On the contrary, when the transgingival part 2 needs to be removed from the base body 1, a person can rapidly remove the transgingival part 2 only by inserting the tool into the through hole 25 and pushing the movable clamping block 21 into the deep groove 20 again.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A dental implant with high biocompatibility, comprising a base body (1), a transgingival part (2) and a crown (3), characterized in that: the outer wall of the base body (1) sleeved and connected with the gum penetrating part (2) is provided with ring teeth (4) along the periphery, the ring teeth (4) are positioned at the lower part of the base body (1) which is sleeved and penetrated by the gum part (2), the lower end surface of the ring gear (4) is contacted with the table surface of the middle part (101) of the base body (1), a tooth socket (5) is arranged on the inner wall of the gum penetrating part (2) along the periphery, the tooth socket (5) is positioned at the lower part of the gum penetrating part (2), and downwards penetrates through the lower end surface of the gum penetrating part (2), the tooth socket (5) is matched with the ring tooth (4), the outer wall of the base body (1) sleeved and connected with the gum penetrating part (2) is provided with a flexible convex edge (6) along the periphery, the flexible convex edge (6) is positioned at the upper part of the base body (1) which is sleeved with the gum penetrating part (2), a groove (7) matched with the flexible convex rib (6) is formed on the inner wall of the gum penetrating part (2) along the periphery; the dental crown (3) is vertically provided with a through mounting hole (8), the top wall of the base body (1) is provided with a thread groove (9) corresponding to the mounting hole (8), the upper part of the hole wall of the mounting hole (8) is provided with a sunken groove (10) along the periphery, the sunken groove (10) upwards penetrates through the upper end face of the dental crown (3), a central screw (11) in threaded connection with the thread groove (9) penetrates through the mounting hole (8), and the head of the central screw (11) is tightly abutted to the bottom of the sunken groove (10).

2. The highly biocompatible dental implant of claim 1, wherein: the upper end face of the flexible convex edge (6) is provided with a clamping part (12) along the periphery, and the upper groove bottom of the groove (7) is provided with a clamping groove (13) matched with the clamping part (12).

3. The highly biocompatible dental implant of claim 1, wherein: wear gum portion (2) the up end up along the periphery seted up seal groove (14), inside seal groove (14) intercommunication was worn gum portion (2), be provided with sealing washer (15) in seal groove (14), the thickness of sealing washer (15) is greater than the groove width of seal groove (14).

4. The highly biocompatible dental implant of claim 1, wherein: the upper part of the groove wall of the sinking groove (10) is provided with a flange (16) along the periphery, the aperture of a round hole formed by the flange (16) is larger than the diameter of the head part of the central screw (11), a flexible plug (17) with the outer wall abutting against the groove wall of the sinking groove (10) is arranged in the sinking groove (10), and a concave edge (18) matched with the flange (16) is arranged on the outer wall of the flexible plug (17) along the periphery.

5. The highly biocompatible dental implant of claim 4, wherein: the lower end face of the flexible plug (17) extends to the head of the central screw (11) and abuts against the head of the central screw (11).

6. The highly biocompatible dental implant of claim 4, wherein: the upper end face of the flexible plug (17) extends out of the sinking groove (10), a flexible edge part (19) is arranged on the peripheral wall of the part, extending out of the sinking groove (10), of the flexible plug (17), and the flexible edge part (19) is erected on the upper end face of the crown (3) along the peripheral edge of the sinking groove (10).

7. The highly biocompatible dental implant of claim 1, wherein: deep grooves (20) are symmetrically formed in two sides of the outer wall of the base body (1) sleeved on the gum penetrating portion (2), movable clamping blocks (21) matched with the deep grooves (20) are arranged in the deep grooves (20), limiting sliding grooves (22) are symmetrically formed in two sides of the groove wall of each deep groove (20), limiting sliding blocks (23) in sliding fit with the limiting sliding grooves (22) are symmetrically arranged on two sides of the outer wall of each movable clamping block (21), springs (24) are further arranged in the deep grooves (20), and two ends of each spring (24) are fixedly connected with the groove bottom of each deep groove (20) and each movable clamping block (21) respectively;

when the spring (24) is in a natural state, the spring (24) pushes the movable clamping block (21) to extend out of the deep groove (20), and the limiting sliding blocks (23) on the two sides of the outer wall of the movable clamping block (21) are respectively abutted against the groove walls on the outer sides of the two limiting sliding grooves (22);

through holes (25) matched with the two movable clamping blocks (21) are symmetrically formed in the two sides of the outer wall of the gum penetrating part (2).

8. The highly biocompatible dental implant of claim 7, wherein: the upper end surface of the movable clamping block (21) is provided with an inclined surface (26), and the inclined surface (26) is obliquely and downwards arranged towards one side outside the deep groove (20).