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WO2018200365A1 - Système et procédé d'implant dentaire - Google Patents

Système et procédé d'implant dentaire Download PDF

Info

Publication number
WO2018200365A1
WO2018200365A1 PCT/US2018/028820 US2018028820W WO2018200365A1 WO 2018200365 A1 WO2018200365 A1 WO 2018200365A1 US 2018028820 W US2018028820 W US 2018028820W WO 2018200365 A1 WO2018200365 A1 WO 2018200365A1
Authority
WO
WIPO (PCT)
Prior art keywords
surface area
head section
implant fixture
facial
lingual
Prior art date
Application number
PCT/US2018/028820
Other languages
English (en)
Inventor
Fereidoun Daftary
Oded BAHAT
Original Assignee
Nobel Biocare Services Ag
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
Priority claimed from US15/495,668 external-priority patent/US11090138B2/en
Application filed by Nobel Biocare Services Ag filed Critical Nobel Biocare Services Ag
Priority to CN201880022537.4A priority Critical patent/CN110475524A/zh
Priority to EP18723264.0A priority patent/EP3614958A1/fr
Publication of WO2018200365A1 publication Critical patent/WO2018200365A1/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
    • A61C8/0018—Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools characterised by the shape
    • A61C8/0037—Details of the shape
    • 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
    • A61C8/0018—Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools characterised by the shape
    • A61C8/0022—Self-screwing
    • 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

  • FIGs. 2a-b depict dental implant known in the art.
  • FIG. 5b depicts a bottom plan view of an abutment member according to some embodiments of the present disclosure.
  • FIG. 24 depicts a top view of the dental implant fixture shown in FIG.
  • the proximal end 70 has a circular flat surface 95 surrounded by a periphery surface 100 comprising a long-axis and a short axis.
  • the proximal end 70 further comprises two or more apertures 105, 110 for accommodating small tips of a standard dental tool, for example, implant mount or hand driver for orienting the implant fixture 60 and/or antiroational means for the abutment member 63.
  • the head section 65 comprises at least one narrower facial-side surface area 120 and at least one wider interproximal- side surface area 115.
  • the dental implant fixture 60 does not comprise the longitudinal groove 36 (shown in Figures 2a-b) to prevent bone growth therein so as to allow the dental implant fixture 60 to be removed with less damage to patient's jawbone.
  • the facial-side surface area 120 and/or the lingual-side surface area 125 provide an area where bone growth can grow therein to prevent the implant fixture 60 from vertical and rotational movements within the patient's jawbone.
  • an abutment member 63 comprises a distal end 306 with a circular opening to accommodate the shaft segment 302 of the bolt member 62.
  • an abutment member 63 comprises a proximal portion 308 with a protruding engagement end 307 extending there from.
  • an abutment member 63 is configured to couple with the head section 65 as shown in Figure 3c. In some embodiment, an abutment member 63 is configured to couple with the head section 65 so as to align the facial-side surface area 420 with the facial-side surface area 120. In some embodiment, an abutment member 63 is configured to couple with the head section 65 so as to align the interproximal-side surface area 415 with the interproximal-side surface area 115. In some embodiment, an abutment member 63 is configured to couple with the head section 65 so as to align the lingual-side surface area 425 with the lingual-side surface area 125. In some embodiment, an abutment member 63 is configured to couple with the head section 65 so as to align the interproximal- side surface area 430 with the interproximal-side surface area 130.
  • the facial-side surface area 420 and/or the lingual- side surface area 425 provide a concave shaped area to allow bone and/or soft tissue growth therein.
  • the implant fixture 900 comprises a stepped interior closed bore 925 extending partially downward from the proximal end 910 into the shaft section 915.
  • the stepped interior closed bore 925 is off-center.
  • the interior closed bore 925 comprises inner screw threads 930 along at least a portion of its length.
  • the inner screw threads 930 are configured to accommodate the outer screw threads 304 of the bolt member 62.
  • the stepped interior closed bore 925 is configured to accommodate a protruding engagement end 307 (described in more detail above) of the abutment member 63.
  • the interior closed bore 925 is shown as being circular, it is to be understood that the interior closed bore 925 can be any shape as discussed further below with respect to Figure 9.
  • the proximal end 910 comprises two or more apertures 935, 940 for accommodating small tips of a standard dental tool, for example, implant mount or hand driver for orienting the implant fixture 900.
  • the head section 905 comprises at least one narrower facial- side surface area 945 and at least one wider interproximal- side surface area 950.
  • the facial-side surface area 945 accommodates the contour of the gingival tissue at the facial-side of the patient's oral cavity, which is located adjacent to the interior surface of the patient's lip, while the interproximal- side surface area 950 accommodates the contour of the gingival tissue at the interproximal- side of the patient's oral cavity which is located adjacent to the patient's other tooth and/or implant.
  • the facial-side surface area 945 is concaved toward the center of the bore 925.
  • the head section 905 comprises a narrower lingual- side surface area 955 and at least one wider interproximal- side surface area 960.
  • the lingual- side surface area 955 accommodates the contour of the gingival tissue at the lingual-side of the patient's oral cavity which is located adjacent to the patient's tongue or palate, while the interproximal- side surface area 960 accommodates the contour of the gingival tissue at the interproximal- side of the patient's oral cavity which is located adjacent to the patient's other tooth and/or implant.
  • the lingual-side surface area 955 is concaved toward the center of the bore 925.
  • the facial-side surface area 1055 and/or the lingual- side surface area 1065 provide an area for bone growth therein to compensate for jawbone deterioration adjacent to the implant fixture 1004 due to craniofacial growth.
  • the facial-side surface area 1055 and/or the narrower lingual-side surface area 1065 provide an arch shaped area for bone growth therein to compensate for jawbone deterioration adjacent to the implant fixture 1004 due to craniofacial growth.
  • the facial-side surface area 1055 and/or the narrower lingual-side surface area 1065 provide a flat area for bone growth to compensate for jawbone deterioration adjacent to the implant fixture 1004 due to craniofacial growth.
  • an abutment member 1003 comprises a distal end 1090 with, for example, a circular opening to accommodate the shaft segment 1006 of the bolt member 1002.
  • an abutment member 1002 comprises a proximal portion 1091 with a protruding engagement end 1045 extending there from.
  • the protruding engagement end 1045 comprises a narrower lingual-side surface area 1120 and at least one wider interproximal-side surface area 1125.
  • the lingual-side surface area 1120 is substantially similar to the lingual-side surface area 1065.
  • the interproximal-side surface area 1125 is substantially similar to the interproximal-side surface area 1070.
  • the lingual-side surface area 1120 is concaved toward the center of the abutment member 1003.
  • the facial-side surface area 1110 and/or the lingual- side surface area 1120 provide a concave shaped area to improve bone formation due to the gap between the existing bone and the facial-side surface area 1110 and/or the lingual-side surface area 1120. In some embodiments, the facial-side surface area 1110 and/or the lingual- side surface area 1120 provide a concave shaped area to allow greater bone growth therein. In some embodiments, the facial-side surface area 1110 and/or the lingual-side surface area 1120 provide a concave shaped area to prevent/minimize pressure between the bone and the abutment member 1003 during and/or immediately after the procedure.
  • a dental implant system 1200 is shown according to the present disclosure.
  • the dental implant system 1200 comprises a bolt member 1262, a healing cap 1263, and a dental implant fixture 1260.
  • the dental implant system 1200 further comprises an abutment member (not shown).
  • the dental implant fixture 1260 comprises a head section 1265 with a proximal end 1270.
  • the fixture 1260 comprises an elongated shaft section 1275 with a distal end 1281.
  • the head section 1265 is integrally coupled with the shaft section 1275 to form a one-piece implant fixture 1260. This prevents bacteria or other infection growth between the head section and the shaft section of the implant fixture 1260.
  • the elongated shaft section 1275 is tapered.
  • the head section 1265 is elliptically shaped.
  • the head section 1265 is triangularly shaped.
  • the head section 1265 is circularly shaped.
  • the facial-side surface area 1220 and/or the narrower lingual-side surface area 1225 provide a concave shaped area for bone growth therein to compensate for jawbone deterioration adjacent to the implant fixture 1260 due to craniofacial growth. Increasing bone volume and/or soft tissue volume adjacent to the facial-side surface area 1220 and/or the narrower lingual-side surface area 1225 prevents early exposure of the implant fixture 1260.
  • the facial- side surface area 1220 and/or the lingual- side surface area 1225 provide a concave shaped area to allow bone and/or soft tissue growth therein.
  • the proximal portion 1208 comprises a flat surface 1209.
  • the flat surface 1209 matches perfectly the flat surface 1261 of proximal end 1270.
  • the proximal portion 1208 is elliptically shaped.
  • the proximal portion 1208 is triangularly shaped.
  • the proximal portion 1208 is circularly shaped.
  • the facial-side surface area 1320 and/or the lingual- side surface area 1325 provide an area for bone growth therein to compensate for jawbone deterioration adjacent to the healing cap 1263 due to craniofacial growth.
  • the facial-side surface area 1320 and/or the narrower lingual-side surface area 1325 provide an arch shaped area for bone growth therein to compensate for jawbone deterioration adjacent to the healing cap 1263 due to craniofacial growth.
  • the facial-side surface area 1320 and/or the narrower lingual-side surface area 1325 provide a flat area for bone growth to compensate for jawbone deterioration adjacent to the healing cap 1263 due to craniofacial growth.
  • the facial-side surface area 1320 and/or the narrower lingual-side surface area 1325 provide a concave shaped area for bone growth therein to compensate for jawbone deterioration adjacent to the healing cap 1263 due to craniofacial growth. Increasing bone volume and/or soft tissue volume adjacent to the facial-side surface area 1320 and/or the narrower lingual-side surface area 1325 prevents early exposure of the healing cap 1263.
  • the facial-side surface area 1620 and/or the lingual- side surface area 1625 provide an area for bone growth therein to compensate for jawbone deterioration adjacent to the healing cap 1563 due to craniofacial growth.
  • the facial-side surface area 1620 and/or the narrower lingual-side surface area 1625 provide an arch shaped area for bone growth therein to compensate for jawbone deterioration adjacent to the healing cap 1563 due to craniofacial growth.
  • the facial-side surface area 1620 and/or the narrower lingual-side surface area 1625 provide a flat area for bone growth to compensate for jawbone deterioration adjacent to the healing cap 1563 due to craniofacial growth.
  • the dental implant fixture 1600 comprises a head section 1665 with a proximal end 1670.
  • the fixture 1600 comprises an elongated shaft section 1675 with a distal end 1681.
  • the head section 1665 is integrally coupled with the shaft section 1675 to form a one-piece implant fixture 1600. This prevents bacteria or other infection growth between the head section and the shaft section of the implant fixture 1600.
  • the elongated shaft section 1675 is tapered.
  • the head section 1665 is generally rounded triangle shaped as shown in Figures 14a and 14c.
  • the shaft section 1675 comprises an outer screw thread 1676 (shown in Figure 14b) extending along at least a portion of its length.
  • the outer screw thread 1676 is continuous.
  • the outer screw thread 1676 is V-Thread, Square Thread, Buttress Thread, Reverse Buttress Thread or a combination of two or more of these threads.
  • the shaft section 1675 comprises a substantially longitudinal groove or back cut (not shown) extending from the distal end 1681 towards the head section 1665. The longitudinal groove (not shown) provides a greater surface area into which bone growth is formed to prevent the implant fixture 1600 from vertical and rotational movements within the jawbone.
  • the protrusion 1710 to which the dental restoration is to be fixed, is shaped similarly to an incisor tooth. According to some embodiments presently disclosed, the protrusion 1710 is shaped to accommodate an incisor dental restoration. According to some embodiments presently disclosed, the protrusion 1710 comprises a conical base 1713 (shown in Figures 21-22). According to some embodiments presently disclosed, the protrusion 1710 comprises a fossa surface 1711 (i.e. shallow depression surface) extending from the conical base 1713. According to some embodiments presently disclosed, the protrusion 1710 comprises a partially conical surface 1712 extending from the conical base 1713. According to some embodiments presently disclosed, the protrusion 1710 comprises a top end 1714 where the partially conical surface 1712 and the fossa surface 1711 meet.
  • the dental implant fixture 1701 comprises the longitudinal groove 1736 to allow bone growth therein to prevent the implant fixture 1701 from vertical and rotational movements within the patient's jawbone.
  • the dental implant fixture 1701 comprises the longitudinal groove 1737 (shown in Figures 20b) to allow bone growth therein to prevent the implant fixture 1701 from vertical and rotational movements within the patient's jawbone.
  • the facial-side surface area 1720 and/or the lingual-side surface area 1725 provide an area where bone growth can grow therein to prevent the implant fixture 1701 from vertical and rotational movements within the patient's jawbone.
  • the protrusion 1910 comprises a second top end 1917 where the conical base 1913 and the second angled surface 1912 meet. According to some embodiments presently disclosed, the protrusion 1910 comprises a lower end 1919 where the first angled surface 1911 and the second angled surface 1912 meet. According to some embodiments presently disclosed, the first top end 1914 is higher than the second top end 1917 and higher than the lower end 1919. According to some embodiments presently disclosed, the second top end 1917 is higher than the lower end 1919.

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

La présente invention concerne un corps d'implant. Ledit corps d'implant comporte une partie tige allongée et une partie tête, la partie tête présentant au moins une zone concave pour la croissance osseuse à l'intérieur de ladite zone, et une protrusion s'étendant à partir de la partie tête.
PCT/US2018/028820 2017-04-24 2018-04-23 Système et procédé d'implant dentaire WO2018200365A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201880022537.4A CN110475524A (zh) 2017-04-24 2018-04-23 牙科植入体系统和方法
EP18723264.0A EP3614958A1 (fr) 2017-04-24 2018-04-23 Système et procédé d'implant dentaire

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15/495,668 US11090138B2 (en) 2014-08-29 2017-04-24 Dental implant system and method
US15/495,668 2017-04-24

Publications (1)

Publication Number Publication Date
WO2018200365A1 true WO2018200365A1 (fr) 2018-11-01

Family

ID=62117108

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2018/028820 WO2018200365A1 (fr) 2017-04-24 2018-04-23 Système et procédé d'implant dentaire

Country Status (3)

Country Link
EP (1) EP3614958A1 (fr)
CN (1) CN110475524A (fr)
WO (1) WO2018200365A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6039568A (en) * 1998-06-02 2000-03-21 Hinds; Kenneth F. Tooth shaped dental implants
US6854972B1 (en) * 2000-01-11 2005-02-15 Nicholas Elian Dental implants and dental implant/prosthetic tooth systems
WO2008138644A1 (fr) * 2007-05-16 2008-11-20 Nobel Biocare Services Ag Implant dentaire monobloc en céramique
WO2016145394A1 (fr) * 2015-03-11 2016-09-15 Fereidoun Daftary Système d'implant dentaire de restauration et procédé correspondant

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3241963C1 (de) * 1982-11-12 1984-04-26 Feldmühle AG, 4000 Düsseldorf Schraubenfoermig ausgebildetes Kieferimplantat
DE102004061792A1 (de) * 2004-06-04 2005-12-22 Neumeyer, Stefan, Dr. Zahnimplantat

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6039568A (en) * 1998-06-02 2000-03-21 Hinds; Kenneth F. Tooth shaped dental implants
US6854972B1 (en) * 2000-01-11 2005-02-15 Nicholas Elian Dental implants and dental implant/prosthetic tooth systems
WO2008138644A1 (fr) * 2007-05-16 2008-11-20 Nobel Biocare Services Ag Implant dentaire monobloc en céramique
WO2016145394A1 (fr) * 2015-03-11 2016-09-15 Fereidoun Daftary Système d'implant dentaire de restauration et procédé correspondant

Also Published As

Publication number Publication date
EP3614958A1 (fr) 2020-03-04
CN110475524A (zh) 2019-11-19

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