WO2012116789A1 - Implant dentaire - Google Patents

Implant dentaire Download PDF

Info

Publication number
WO2012116789A1
WO2012116789A1 PCT/EP2012/000775 EP2012000775W WO2012116789A1 WO 2012116789 A1 WO2012116789 A1 WO 2012116789A1 EP 2012000775 W EP2012000775 W EP 2012000775W WO 2012116789 A1 WO2012116789 A1 WO 2012116789A1
Authority
WO
WIPO (PCT)
Prior art keywords
cap
slot
post
dental implant
implant according
Prior art date
Application number
PCT/EP2012/000775
Other languages
German (de)
English (en)
Inventor
Robert Laux
Original Assignee
Robert Laux
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Robert Laux filed Critical Robert Laux
Priority to EP12706467.3A priority Critical patent/EP2680781A1/fr
Publication of WO2012116789A1 publication Critical patent/WO2012116789A1/fr

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C8/00—Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools
    • A61C8/0048—Connecting the upper structure to the implant, e.g. bridging bars
    • A61C8/005—Connecting devices for joining an upper structure with an implant member, e.g. spacers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C8/00—Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools
    • A61C8/0048—Connecting the upper structure to the implant, e.g. bridging bars
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C8/00—Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools
    • A61C8/0048—Connecting the upper structure to the implant, e.g. bridging bars
    • A61C8/0075—Implant heads specially designed for receiving an upper structure

Definitions

  • the invention relates to a dental implant with a mounting post and with a cap can be placed on the body post.
  • DE 101 49 168 A1 describes a dental implant which has a base support to be lowered into the jaw, on which a abutment post is mounted.
  • a cap On the mounting post a cap can be placed, the carrier is a lying in the visible area veneer or prosthesis.
  • the approximately cup-shaped in cross-section cap is pushed in the axial direction on the body post.
  • the wall of the cap has sections with a tapered cross-section, whereby a Federwir ⁇ kung is achieved and acting on the implant part in the axial direction forces and shocks are absorbed.
  • the inner jacket of the cap is conical in shape and, with its portion adjacent to the end face, abuts flat against a conical outer jacket of the structural body. However, the interface between the mounting post and the cap extends only over a small axial portion of these components.
  • BEST ⁇ TSGUNGSKOPIE slit-shaped recesses are introduced, which extend in the axial direction and in the circumferential direction. In this way, the wall of the secondary crown is given a spring effect.
  • a dental implant is known, whose mounting post has a cylindrical recess for receiving a coupling part, which is connected to the abutment post via a latching connection.
  • the coupling part has for this purpose a part-spherical connecting part with two slots arranged above one another, so that the connecting part has a total of four individual sections, which due to the
  • Slits behave radially elastically. As they are inserted into the recess in the mounting post, the individual sections deform radially inwards and overcome a constriction on the inner wall of the recess on the mounting post.
  • the invention has the object of providing implant parts of a dental implant in such a way that force peaks between the implant parts are avoided.
  • the dental implant according to the invention has a abutment post (primary crown) on which a cap (secondary crown) can be placed, which is usually the support of a visible in the visible area removable crown, bridge or a prosthesis.
  • the cap or secondary crown can be firmly inserted into the veneer or prosthesis.
  • the construction post or the primary crown is usually with a base support, z. B. connected to an implant, which is insertable into the jaw of the patient.
  • the connection between construction poles and base support is designed for example as a screw connection.
  • the Aufsetzutter in which the cap is placed on the mounting post corresponds to the longitudinal axis of Aufstelluposten or cap.
  • the cap is positioned with respect to the mounting post so that the longitudinal axis of the cap coincides with the longitudinal axis of the building foot; in this position, the cap can be axially approximated in the direction of erection the mounting post and placed on this.
  • At least one of the implant parts abutment post or cap has at least one slot, which allows a widening or compression transverse to the Aufsetzraum. This flexibility in the transverse direction allows better adaptation and support between the lateral surface of the philosophicalpfOstens and the encompassing inner surface of the cap, so that a linear or punctiform contact between the mounting post and cap is avoided and the forces to be transmitted, which arise in particular during chewing on distribute a larger contact area.
  • the widening of the cap or the compression of the mounting post can additionally or alternatively to the flat contact in the jacket area lead from the mounting post to a frontal contact. Depending on the axial length of the cap with respect to the mounting post, this either leads to a contact between the upper end face of the mounting post and the facing bottom of the pot-shaped cap or to a resting of the frontal, open edge of the cap on a radially expanded shoulder in the region Basis of the construction post. In these cases, the forces between the peripheral side surface on the body post or the correspon- dying surface on the inner surface of the cap significantly reduced.
  • the slot in the mounting post or the cap also acts to compensate for tolerances. Due to manufacturing tolerances usually low angle deviations between the peripheral side surface of the mounting post and the corresponding inner shell of the cap, which is compensated by the flexibility, which is achieved by introducing the slot. The demands on the manufacturing tolerance are therefore lower.
  • the slot in the body post and / or in the cap it is possible to introduce the slot in the body post and / or in the cap. It may be sufficient to provide at least one slot in only one of these implant parts, with possibly also embodiments being considered in which both the abutment post and the cap each have at least one slot. Furthermore, it may be sufficient to provide only a single slot in an implant part, wherein also embodiments with multiple slots in the implant part are possible.
  • the slot extends, for example, in the axial direction and / or in the circumferential direction. Combinations are possible in which, for example, two cross-slits are introduced into an implant part are and each slot extends in the axial direction and thus lies in a plane which is defined by the axial direction and a vector transverse to the axial direction.
  • the two planes of the crosswise arranged slots are at an angle to each other, in particular at a 90 ° angle.
  • the slit in the axial direction preferably extends at least over the greater part of the axial length of the implant part, preferably up to the free end face of the building up or the frontal edge of the cap. As far as a slot is provided in the circumferential direction, this extends over a limited angle section, which is preferably less than 180 °. In the combination of vertical slot and slot in the circumferential direction, it may be appropriate that the vertical slot extends to the peripheral slot and opens into it.
  • a circumferential groove may be introduced, which may serve for example for a snap-locking securing the cap on the mounting post.
  • the circumferential groove forms in this embodiment, a locking element, which is associated with a radially inwardly projecting locking element on the inner surface of the cap, which is adjacent to the free end of the cap, wherein the locking element optionally extend as a ring over the circumference of the inner shell of the cap can.
  • the groove can also serve as a hinge area, which facilitates the compression of the building base.
  • the slot extending in the axial direction extends at least over a substantial axial section of an abutment or contact surface between the abutment post and the cap.
  • the contact surface is of the circumferentially extending Surface of the philosophicalpfOstens or the corresponding In nenmantel surface of the cap formed.
  • the mounting posts in the region of its bearing or jacket surface and possibly also the cap in the region of the inner jacket are each cone-shaped.
  • the cone shape allows for easier placement of the cap on the abutment post and ei ne secure connection between the implant parts.
  • the slot in the axial direction advantageously extends at one end at least approximately to the free end face of the building up or to the front edge of the cap. At the other end of the slot runs in the axial direction up to the order fangsschlitz and opens into this.
  • the slit in the axial direction divides the mounting post or the cap in two halves, the circumferential slot significantly improves the possibility of movement of the halves in the circumferential direction and in the radial direction, so that the component in question can better widen when placing the cap on the mounting post or better can be compressed.
  • the expansion or compression takes place in the elastic region, so that after fitting a corresponding clamping force between the cap and on construction post is effective and secures the cap on the body post.
  • the peripheral slot may be adjacent, but spaced from an end face of the component in question. It can be expedient to arrange the circumferential slot adjacent to that end face, which faces away from the free end face of the mounting post or the cap.
  • axle slot opens at least approximately centrally in the circumferential slot, so that the circumferential slot extends approximately equally long in the circumferential direction on both sides of the axle slot.
  • axial slot it is also possible an asymmetrical arrangement of the axial slot with respect to the circumferential slot, for example in such a way that the axial slot opens adjacent to an end face in the circumferential slot.
  • At least one of the slots preferably both slots are introduced into the contact surface which is located on the mounting post or the cap and abut on the mounting posts and cap in the assembled state and transmitted via the forces.
  • the axial slot and / or the peripheral slot can either be completely within the contact surface or over the greater part of their length.
  • the construction post can be formed partially spherical in accordance with a further advantageous embodiment.
  • the inner shell of the aufdusden cap is advantageously also formed partially spherical in this case, in principle, a conical inner shell or other inner shell, which is not formed part-circular, comes into consideration.
  • the mounting post is formed as a hollow body, which leads in particular in connection with circumferential and axial slots in the body post to a good radial and circumferential mobility.
  • the mounting post and / or the cap have a plurality of axial and circumferential slots, wherein in each case one axial slot opens into an associated circumferential slot. It can, for example, distributed over the circumference on two opposite sides axial slots are provided with associated peripheral slot, but also possible are several axial and circumferential slots, for example three or four axial and circumferential slots, wherein the axial slots each up to a front side of the cap or of the building post.
  • the axial slot extends either to the free end face of the cap or the philosophicalmupfOstens or at least approximately to the free end face, in particular up to a further peripheral slot which is introduced adjacent to the free end face.
  • the cap or the mounting post on at least two peripheral slots, which extend expediently parallel to each other and preferably extend over the same angle section.
  • the second circumferential slot is located at a small distance from the free end face and also improves the bendability in the radial and circumferential directions.
  • Fig. 1 is a dental implant with a cross-slotted
  • 2 shows the construction post with a cup-shaped cap, which is to be placed on the construction post
  • 3 shows the construction post in a variant with associated cap
  • FIG. 5 shows a cap with an obliquely running slot in the circumferential circumferential area
  • a mounting post which is designed as a hollow body and in which an axial slot and a circumferential slot are introduced, wherein the axial slot opens at one end into the peripheral slot and the other end extends to the free end face of the building up,
  • Fig. 7 shows another embodiment of a philosophicalpfOstens with a cap into which an axial and a circumferential slot are introduced, wherein the axial slot opens adjacent to an end face in the peripheral slot, a similar embodiment as Fig. 7, but with mitti ger arrangement of the axial slot with regard to the circumferential slot, a further embodiment in which the cap is designed in accordance with FIG. 8, but the mounting post is designed in the form of a partial sphere.
  • FIG. 10 is a similar embodiment as FIG. 6, but with a second circumferential slot which is introduced adjacent to the free end face in the building post
  • Fig. 11 shows a mounting post in another embodiment, in which the mounting post is provided with a second circumferential slot.
  • FIG. 1 shows a dental implant 1 which has a base support 2 to be anchored in the patient's jaw and a construction post 3 to be connected to the base support 2.
  • abutment post 3 primary crown
  • a cap secondary crown
  • the connection between the mounting post 3 and the base support 2 takes place by means of a screw 4, which can be screwed into an internal thread in the base support 2.
  • Part of the construction foot 3 is a radially expanded shoulder or collar 5, from which the connecting portion of the building up 3 rises, wherein the collar 5 forms a stop face 6 for the cap to be placed on the building post due to its larger diameter relative to the connecting portion of the building post ,
  • At the foot of the electronicspfeast is located in the transition to the stop surface 6 of the collar 5, a circumferential groove 7, which can form a locking means for positive locking of the cap on the body post or serves as a joint for compressing the slotted philosophicalpfOstens.
  • the body post 3 which rises above the collar 6, two are arranged crosswise to each other
  • Slots 8 and 9 introduced, each of which lies in a plane which is spanned by the longitudinal axis 11 of the body post 3 and a vector transverse to the longitudinal axis 11.
  • the slots 8 and 9 both extend as far as the free end face 10 of the mounting post 3 and in the opposite direction axially into the region of the groove 7. Due to the cross-shaped arrangement of the slots 8 and 9, four individual segments are formed in the mounting post 3, whereby a compliance in the radial direction - is given - transverse to the longitudinal axis 11. In this way, the individual segments of the mounting post can be compressed radially or in the transverse direction elastically.
  • the groove is used to facilitate this movement.
  • the dental implant 1 is shown with a cap 12 (secondary crown).
  • the cap 12 is placed on the mounting post 3 and is connected to the mounting post. Between the circumferentially extending lateral surface of the mounting post 3 and the inner shell of the cap 12 creates a flat, frictional connection.
  • Both the outer circumferential surface of the mounting post 3 and the inner jacket of the cap 12 are cone-shaped and have at least approximately the same cone angle. Deviations in the cone angle, which arise for example due to manufacturing tolerances are compensated by the compressibility of the mounting post 3, which is achieved by the two slots 8 and 9. In this way it is ensured that smaller angular deviations between the cone angles of mounting post 3 and cap 12 do not lead to an undesirable, linear or point-like contact between the mounting post and cap.
  • the longitudinal axis 11 also represents the Aufsetzraum
  • the longitudinal axis 11 also represents the Aufsetzraum
  • the front-side, free edge 14 of the cap 12 comes to stop with the stop surface 6.
  • the front-side, free edge 14 of the cap 12 comes to stop with the stop surface 6.
  • a locking means which is located on the inside of the cap 12 adjacent to the front edge 14, protrude into the circumferential groove 7 on the mounting post 3, whereby a detent connection between the mounting post and cap 12 is made.
  • a locking means which is located on the inside of the cap 12 adjacent to the front edge 14, protrude into the circumferential groove 7 on the mounting post 3, whereby a detent connection between the mounting post and cap 12 is made.
  • a compound solely by static friction is also possible a compound solely by static friction.
  • FIG. 3 corresponds largely to that of FIG. 2, but with the difference that at the foot of the everydaypfOstens 3, in the transition to the abutment surface 6 of the collar 5, no groove is introduced into the body post.
  • the mounting post 3 is formed continuously cone-shaped between the stop surface 6 and the free end face 10.
  • FIG. 4 shows a further exemplary embodiment of a dental implant 1.
  • the body post 3 is executed without slots, in the cap 12, however, two slots 15 and 16 are introduced.
  • 3 slots are introduced only in the mounting posts, but not in the cap 12, in FIG. 4, only the cap 12 with slots 15, 16 provided, but not the mounting post 3.
  • the cap 12 obtained through the slots 15 and 16 a compliance in Quertial. Radial direction, relative to the longitudinal axis 11 of mounting posts 3 and cap 12.
  • a first slot 15 extends in the wall of the cap 12 in the axial direction.
  • the vertical slot 15 extends between the front edge 14 of the cap 12 and the second, circumferentially extending slot 16 which is adjacent, but arranged at a small distance from the bottom 13 of the cap 12.
  • the second slot 16 extends in the circumferential direction over an angle smaller than 180 °.
  • the slot in the cap can also be helical circumferential.
  • the cap 12 is designed conical and has a reference to the longitudinal axis 11 oblique, helical slot 17, which extends in the circumferential direction over a limited angular segment smaller than 180 °.
  • the slot 17 may also extend over an angular segment greater than 180 °, optionally over 360 ° or more, so that the slot 17 extends helically or helically in the circumferential direction over the entire lateral surface.
  • Fig. 6 shows the mounting post 3, which is designed as a cone-shaped hollow body and tapers towards the free end side.
  • An axis slot 15 extending in the axial direction and a peripheral slot 16 extending in the circumferential direction are introduced into the mounting posts, the peripheral slot 16 being adjacent to the stop surface 6 on the collar 5.
  • the axial slot 15 opens at least approximately centrally in the circumferential slot 16, on the opposite side of the axial slot 15 extends to the free end face 10 of the mounting post 3.
  • the axial slot 15 divides the mounting post 3 in two halves, the peripheral slot 16 additionally for an improved deep Agility in the radial and circumferential direction of the halves of the 3 Aufiedupfeast ensures.
  • the conical outer surface of the everydaypfOstens 3 forms the investment or contact surface on which lies flat in the mounted state, the inner shell of the cap to be placed.
  • the axial slot 15 and the peripheral slot 16 are located in the area of the contact surface.
  • the building post 3 is also conical, but executed solid.
  • the axial slot 15 and the peripheral slot 16 are introduced, wherein the axial slot 15 opens in the region of an end face in the circumferential slot 16.
  • the axial slot 15 extends to that end face of the cap 12, which abuts in the mounted state on the abutment surface 6 of the collar 5, with which the mounting post 3 is integrally formed.
  • the circumferential slot 16 of the cone-shaped cap 12 is located in the lower half of the cap, which has a larger diameter than the bottom 13. Achsschlitz 15 and peripheral slot 16 are located in the area of contact and contact surface of the cap 12th
  • a circumferential groove 7 is introduced, which is arranged adjacent to the abutment surface 6 on the collar 5.
  • the groove 7 allows a click connection between the cap 12 and the mounting post 3 by a frontally encircling, arranged on the inside paragraph on the support post 12 engages in the groove 7.
  • the embodiment according to FIG. 8 essentially corresponds to that according to FIG. 7, but with the difference that the axial slot 15 in the cap 12 opens centrally into the circumferential slot 16.
  • the cap 12 is the same structure as in the embodiment of FIG. 8 and has a circumferential slot 16 and a centrally opening axis slot 15.
  • the mounting post 3 is cone-shaped, whereas according to FIG. 9 it is part-spherical.
  • FIGS. 10 and 11 show further exemplary embodiments in which a second circumferential slot 16a is made in the mounting posts 3 (FIG. 10) and the cap 12 (FIG. 11).
  • the second circumferential slot 16a lies axially opposite the first circumferential slot 16 and is adjacent to the free end face of the mounting base 3 and the cap 12.
  • the peripheral slots 16 and 16a are parallel to each other, the axial slot 15 extends between both circumferential slots 16, 16a and connects them together.
  • the second circumferential slot 16a extends over the same angular segment as the first circumferential slot 16.

Landscapes

  • Health & Medical Sciences (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Dentistry (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Dental Prosthetics (AREA)

Abstract

Implant dentaire présentant un pilier sur lequel peut être placée une couronne. Pour créer une liaison entre le pilier et la couronne, une des parties de l'implant présente une fente qui permet de concevoir le pilier ou la couronne aptes à être comprimés ou élargis transversalement au sens de pose de la couronne.
PCT/EP2012/000775 2011-02-28 2012-02-23 Implant dentaire WO2012116789A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP12706467.3A EP2680781A1 (fr) 2011-02-28 2012-02-23 Implant dentaire

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102011000960.4A DE102011000960B4 (de) 2011-02-28 2011-02-28 Zahnimplantat
DE102011000960.4 2011-02-28

Publications (1)

Publication Number Publication Date
WO2012116789A1 true WO2012116789A1 (fr) 2012-09-07

Family

ID=45774134

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2012/000775 WO2012116789A1 (fr) 2011-02-28 2012-02-23 Implant dentaire

Country Status (3)

Country Link
EP (1) EP2680781A1 (fr)
DE (2) DE102011000960B4 (fr)
WO (1) WO2012116789A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101768410B1 (ko) 2017-01-18 2017-08-17 박건제 상부 보철물의 보정을 가능하게 하는 탈·부착형 락킹 링크 및 이를 이용한 상부 보철물 조립방법
KR101988194B1 (ko) * 2019-01-11 2019-06-12 박덕희 보철물의 적용 범위가 확장되는 임플란트용 티베이스
WO2022085865A1 (fr) * 2020-10-20 2022-04-28 주식회사 덴플렉스 Butée pour implant dentaire ayant une fonction d'amortissement de force occlusale
KR102568818B1 (ko) * 2023-03-13 2023-08-22 이노덴 주식회사 커넥터 및 이를 구비한 치과용 임플란트 시스템

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014113945B4 (de) 2014-09-26 2019-07-11 Robert Laux Verfahren zur Herstellung einer Sekundärkappe in einem Zahnimplantat
RU2725558C1 (ru) * 2016-12-01 2020-07-02 Дентсплай Имплантс Мэньюфэкчуринг Гмбх Конструкция, содержащая штифт абатмента и относящийся к нему колпачок, а также инструмент для наложения колпачка
US20230414329A1 (en) * 2022-06-23 2023-12-28 Igor Roshkovan Dental implant attachment system in screw-retained configuration for implant-supported and implant-retained removable dentures and method of use

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5195891A (en) 1990-12-06 1993-03-23 Sulc Josef M Adjustable dental implant system
DE20121617U1 (de) 2001-10-04 2003-02-20 Laux Robert Implantatteil in einem Zahnimplantat
DE10149168A1 (de) 2001-10-04 2003-11-27 Robert Laux Implantatteil in einem Zahnimplantat

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE20121599U1 (de) * 2001-10-04 2003-02-27 Laux Robert Implantatteil in einem Zahnimplantat
US7300282B2 (en) * 2004-07-16 2007-11-27 Sapian Schubert L Biofunctional dental implant
GB0625733D0 (en) * 2006-12-22 2007-02-07 Materialise Dental Nv Device for securing a dental attachment to one or more implants

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5195891A (en) 1990-12-06 1993-03-23 Sulc Josef M Adjustable dental implant system
DE20121617U1 (de) 2001-10-04 2003-02-20 Laux Robert Implantatteil in einem Zahnimplantat
DE10149168A1 (de) 2001-10-04 2003-11-27 Robert Laux Implantatteil in einem Zahnimplantat

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2680781A1

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101768410B1 (ko) 2017-01-18 2017-08-17 박건제 상부 보철물의 보정을 가능하게 하는 탈·부착형 락킹 링크 및 이를 이용한 상부 보철물 조립방법
KR101988194B1 (ko) * 2019-01-11 2019-06-12 박덕희 보철물의 적용 범위가 확장되는 임플란트용 티베이스
WO2022085865A1 (fr) * 2020-10-20 2022-04-28 주식회사 덴플렉스 Butée pour implant dentaire ayant une fonction d'amortissement de force occlusale
KR102568818B1 (ko) * 2023-03-13 2023-08-22 이노덴 주식회사 커넥터 및 이를 구비한 치과용 임플란트 시스템

Also Published As

Publication number Publication date
DE102011000960A1 (de) 2012-08-30
EP2680781A1 (fr) 2014-01-08
DE102011000960B4 (de) 2019-07-11
DE202011110633U1 (de) 2015-05-15

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