CA2292870C - Dental implant driver assembly with a dental implant and a receptacle and installation tool for same - Google Patents

Dental implant driver assembly with a dental implant and a receptacle and installation tool for same Download PDF

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Publication number
CA2292870C
CA2292870C CA002292870A CA2292870A CA2292870C CA 2292870 C CA2292870 C CA 2292870C CA 002292870 A CA002292870 A CA 002292870A CA 2292870 A CA2292870 A CA 2292870A CA 2292870 C CA2292870 C CA 2292870C
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CA
Canada
Prior art keywords
implant
receptacle
driver assembly
insertion post
tube
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
CA002292870A
Other languages
French (fr)
Other versions
CA2292870A1 (en
Inventor
Ingo Rose
Udo Erlenmayer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bego Implant Systems & Co KG GmbH
Original Assignee
BEGO Semados GmbH and Co KG
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 BEGO Semados GmbH and Co KG filed Critical BEGO Semados GmbH and Co KG
Publication of CA2292870A1 publication Critical patent/CA2292870A1/en
Application granted granted Critical
Publication of CA2292870C publication Critical patent/CA2292870C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61CDENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C8/00Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools
    • A61C8/0087Means for sterile storage or manipulation of dental implants
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61CDENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C8/00Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools
    • A61C8/0089Implanting tools or instruments

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  • 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

In an implant driver assembly set comprising a dental implant and an insertion post, the insertion post has a cylindrical portion and an adjoining shoulder with which the driver assembly can be held in a constricted portion of a receptacle. A portion of the insertion post adjoining said shoulder in the direction of withdrawal provides frictional and/or interlocking engagement with an installation tool for withdrawing the implant driver assembly from the receptacle and for installing the implant at a site drilled in the jaw. The receptacle, preferably comprising a glass tube, is constricted radially about its circumference at the site of the holding means and closed at both end with sealing stoppers. The tool for withdrawing and screwing in the implant driver assembly comprises a tubular portion with a hex key socket at the open end of the inside wall and adjacent an inner tubular diameter that produces frictional engagement with the insertion post when they are brought into contact. The method for inserting the implant of the implant driver assembly is characterized in that after removal of the sealing stopper on the withdrawal side of the receptacle the tool is guided over the insertion post and made to engage frictionally with said post, that the driver assembly with the tool is then pulled out of the receptacle and screwed into the hole bored in the jaw, after which the screwed connection between the implant and the insertion post is released and the insertion post is pulled off.

Description

BEGO Semados GmbH, Wilhelm-Herbst-Stra(3e 7 , 28359 Bremen Dental implant driver assembly with a dental implant and a receptacle and installation tool for same The invention relates to ar~~~ implant driver assembly and dental implant for securing dental prostheses to tile jaw, wherein the implant is joined by means of a centric screw connection tc~ an insertion post that has a means for being held in a concentric receptacle surrounding the implant, said rrreans comprising a cylindrical portion and an adjoining st,oulder located in the direction of withdrawal, which latter shoulder can form a frictional contact with an annular collar of the receptacle, whereby adjoining said shoulder :in the direction of withdrawal there is a portion of the insertion post that can engage with both a non-rotating interlocking fit as well as axial frictional andlor interlocking engagement with a tool for inserting the implant. The invention relates also to such a receptacle, and installation tool and to a rnethod for removing the implant driver assembly from the recE:ptacle and fof installing the implant in the jaw.
In a prior art implant driver assembly, the insertion post comprises a component having an O-ring between two annular collars approximately in the center of its longitudinal extension,. said C)-ring extending radially beyond said annular collars and sealing them against a tubular recr:ptac:le closed at one end when it is inserted into same. The annular collar open to the closed end of the receptacle is followed by a cylindrical member having a larger c9iameter than that of the implant, which is pulled againat the screw sunk inside the insertion post by same screw; the member also serves as a guide for a tube surrounding it and the implant, which tube is held bc:etLVeen the annular collar adjacent said member and the closed end of the receptaclf:, and which protects the implant in particular during any form of transportatiar~ until the implant driver assembly is withdrawn from the receptacle. Like the insertion past (and the irnplant itself), the tube is made of titanium, a costly material.
When the implant driver assembly is received by the receptacle, the other annular collar is located adjacent the open end of said receptacle. The annular collar is connected above all to a portion that is appropriate for receiving a wrench (such as an Allen wrench) with which it: can be non-rotatably engaged;
said portion is already located within the receptacle. Untie such time as the implant is to be installed, the receptacle is inserted, along witty the implant driver assembly that is located within it but with a portion of the insertion post extending outside it, into a similarly tubular transport housing that, like the receptacle, is made of plastic. Said transport housing is tubular in shape also, and closed at one end, whereas the other end is closed by a cover that cart be released but which is sealed until use. At the bottom of the transport housing, between said housing and the bottom of the receptacle, there is a similarly vessel-shaped holder for the screw plug that seals the location hole for the dental prosthesis when the implant is screwed into it, until such time as the implant has integrated with the l:aane.
This prior art method for accommodating and holding the implant driver assembly in the receptacle and for accommodating the fatter in the transport housing has proved itself in practice, but fails to meet all requirerrtents. One aspect is that: the material costs far the inserti~:3n post, a disposable product, are relatively high.
Another problem is that thca design desnribed in the foregoing requires the insertion post to have a large diameter, vvhicha makes it difficult or even impossible to screw in the irxrplant with the insertion post, especially when teeth are close together. A firtall aspect is that the tube for protecting the implant is also a disposable product that causes additional expense an account of the expensive material of which it is made; rnareover, removing the implant driver assembly from the receptacle (after aEtening the external housing) involves several steps thal: prolong the tune needed by the dentist to install the implant, and increases the risk of the anaesthetic wearing off. In addition to these aspects, sterilization of the implant ca river assemttly is confined to the space in the receptacle under the O-ring, winereas that part of the insertion post on the other side of the O-ring is not sterilized; furthermore, there is a risk that sterilization of the implant portion is reversed because of ieakages past the O-ring. Yet another aspect is that thE: screw plug is similarly Ioc:atE:d outside the receptacle within the outer housing.

_3..
The dental implant driver described above is also known in a form 'with receptacle from US P S 5 062 800. The latter invention comprises a cylindrical tube, closed at the bottom, a:rgainst the open upper end of which a shoulder of an insertion post can engage. This requires that the shoulder have a relatively large diameter (making it accordingly difficult to handle the insertion postl.
Furthermore, it does not perrrnit the space around the implant, which space rnust be kept sterile, to be sealed independently of the insertion post.
The invention aims to solve these problems. It consists in the annular collar being formed by a radially reduced constrictive portion of t:he receptacle that narrows the diameter of the receptacle (3? to a slightly larger diameter than the cylindrical portion, and said a:ylindrical portion h<~ving a slightly larger diameter than that of the implant.
The resultant implant driver assembly is. slim throughout, and its greatest diameter - namely that of this shoulder - exceeds the diameter of the implant to a minimal extent only; it can be removed with the help of the tool that is frictionally attached over the top of the insertion post, and can be guided directly to the hole bored in the jaw due to the non-rotatable engagement that is simultaneously provided. There are no portions of the insertion post that extend radially beyond the implant, whric:h could collide with adjacent teeth when teeth a close together. In addition; the amount of costly materials for the insertion post, which can be used or7cte only, is reduced to a minimum; the protective tube used in the prior art is oty:wiated entirely.
Particularly advantageous is the co-operation of the implant driver assembly according to the invention with a receptaclE~ comprising a tube that can be closed at the ends by stoppers and which is constricted radially about its circumference at the portion where the diameter is reduced. The portion of the tube with constricted diameter receives the cylindrical portion of the insertion post, and connects at its one end to the: shoulder adjoining said cylindrical portion, so that the implant driver assembly is securely held in the receptacle when the withdrawal end of the tube is closed by a stopper that preferably has a centric recess that is open to the insic9e of the tube and surrounds, in the receiving state, the end portion at the witi~drawal end of the insertion post.
It is advantageous that the receptacle tube is made of glass, a material known to provide advantages in respf:;ct of sterilization. It car? also be closed by a stopper at the end opposite to the withdrawal end, and said stopper preferably has a recess open to the inside of the tube for accepting a screw plug 'for the implant.
In this way, the entire implant driver assembly as well as the screw plug are in the sterilized portion. For transportation purposes, the receptacle is conventionally surrounded kay a transport housirng with a closeable cover.

However, it is also possible t:o make the receptacle out of plastic or metal, for example titanium.
A tool such as that invented here for withdrawing and screwing in the new implant driver assembly comprises a tubular portion with a hex key socket at the open end of the inside wall and adjacent a tubular diameter that produces frictional engagement with the end portion of the insertion post when they are brought into contact. This provides a simple means for ensuring that the connection between the installation tool and the insertion post when withdrawing the implant driver assembly franc the receptacle is kept non-rotational and a~t the same time axially frictional. Tle irostallation tool may also comprise further portions with cross-sectional configurations for attaching wrenches, such as ratchets and the like, or indeed an internal screw thread for attaching a rotary table.
The method of the invention for inserting a screw implant consists in the end portion of the installation tcaol being guided over the insertion post after the sealing stopper at the withdrawing end of the receptacle is removed and in the complementary hex portions being bought into contact with each other against the friction between the tool end portion arid the inside wall of the tube, that the implant driver assembly with the tool is then pulled out of the receptacle and screwed into 'the jaw (in wloich a hole has been fore-bored), after which the screwed connE;ction betweer-~ tfae implant and the insertion post is released and the insertion post is pulled off.
The drawing illustrates an embodiment of the invention, whereby:
Fig. 1 shows an enlarged view, in central axial secaion, of an implant driver assembly (including screw plug) inserted in a receptacle and <~ transport housing;
Fig. 2 shows an caxtraction tool in a more enlarged side view, cross-section and plan view; and Fig. 3 shows the sequence for removing the implant driver assembly from the receptacle.
A receptacle, referred to in its entirety as 3, is located in a transport housing 1 made for example of t ransparerrt plastic, which housing is closed by means of a stopper (also made of plastic) that is sealed in the usual manner. The receptacle comprises a glass tube 4, tire two open ends of which are closed by means of sealing stoppers 5 and 6, re:~pectively. Receptacle 3 contains the implant clriver assembly comprised of the insertion post -7 and the implant ~.
The screw implant 8 is joined with the generally tubular insertion post 7 by a _ 5 _ screw 9 inside said insertion post, the thread of the screw engaging with the internal screw thread 10 provided; after insertion of implant 8 in a patient's jaw, the latter screw thread serves to accept t+~e thread of a screw plug 11 that is contained and held ready in a recess 12 of the sealinc3 stopper 6.
Insertion post 7 has a centering collar 13 at one end that fit into and engages implant 8, and a cylindrical t:rortion 14 extending in the direcaion of withdrawal from said collar to an adjoining shoulder 15. In the inserted status (as illustratedl, the cylindrical portion 14 is Ic>cated within a throat 16 of tube 4, said throat being formed by a narrower portion 17 of the tube. Shoulder 15 is situated above throat 16 against the narrowed wall portion of tube 4.
Further along irr the direction ,cf withdrawal, shoulder 15 is followed by a portion 18 of insertion post 7 comprising a hex N;ey socket 19 and an end portion 20 with a lengthwise slot (slot 21 ). Said end portion has a ring-shaped enlargement 22 of its diameter at its open end.
When the implant 8 is to be ir7serted and fastened in a jaw, cover 2 is first removed from the transport Frousing -- by breaking seal 23 - and receptacle 3 is taken out (Fig. 3 a). Receptacle 3 is then opened by removing sealing stopper 5, and pursuant to Fig. 3 b an installation focal in the form of the insertion key 24, shown in considerable enlargement in Fig. 2, is guided over portion 18 of insertion post 7, which continues remains held as implant driver assembly with implant 8 in tube 4 (in Fig. 3 k:; r~ rotary tale has already been screwed into the insertion key 24). Hex key socket 19 of ir~sertian post 7 ernclages thereby with the tubular portion 26 of inse:rticar~ key 24, which has a hexagon nut fitting hex key socket 19 on the inside ~of its open errd. At the same time, the ring-shaped thicker part 22 around the c;irc:c.n-nference at the open end of insertion post 7 attaches, due t:o the carrespr~nding diameters, to the slightly stepped portion 28 of the inner wall of tubular pc:artion 26 of insertion kc;y 24, adjoining hexagon nut 27. The friction<31 engagement. thus engendered between insertion post 7 and insertion key 24 allows the irrrplant driver assembly to be withdrawn by the Fatter in an axial direction from tube= 4 of receptacle 3 (Fig. 3 dl. Without needing any intermediate step, the impl~:~nt 8 can then be screwed into the fore-bored jawbone, either mam_rally uainc3 a wrench (ratchet or the like) placed over portion 29 of insertion key 2~~ (Figs. 2. b arid c), with the help of the rotary liable 25, or by mechanical means.
When the implant has been screwed in, screw 9 connecting implant 8 with the implant driver assembly is released using a suitable hex key and removed. This is done by taking insertion ke~r 24 out of ;nsertion post 7; however, it is also possible - where relevant, after removing rotary table 25 from the internal screw thread 30 of insertion key 2~I - to engage the key for screw 9 through insertion key 24 with screw 9 and to null off insertion post 7 together with insertion key 24 from the fastened implant 8. in a final step, screw plug 11 is removed from recess 7 in stopper 6 and screwed into the internal screw thread 10 of implant 8, in order to protect thread 10 ,:end keep it clean until such later time -after implant 8 has become integrated witlo the jaw - w,~hen the dental prosthesis is screwed onto the implant.

Claims (8)

1. Implant driver assembly comprising a receptacle and a dental implant for se-curing dental prostheses to the jaw, wherein the implant is joined by means of a centric screw connection to an insertion post that has a means for being held in the concentric receptacle surrounding the implant, said means comprising a cy-lindrical portion and an adjoining shoulder located in the direction of withdrawal, which latter shoulder can form an interlocking contact with a ring-shaped collar of the receptacle, said cylindrical portion (14) having a slightly larger diameter than that of the im-plant (8), and whereby adjoining said shoulder in the direction of withdrawal there is a portion of the insertion post that can engage with both a non-rotating inter-locking fit as well as axial frictional and/or interlocking engagement with a tool for inserting the implant, characterized in that the annular collar is formed by a radially reduced constric-tive portion (17) of the receptacle that narrows the diameter of the receptacle (3) to a slightly larger diameter than the cylindrical portion.
2. Implant driver assembly according to claim 1, characterized in that the portion (18) of the insertion post {7) comprises a hex key socket (19) and a tubular end portion (20) with a lengthwise slit parallel to its axis (slot 21), with a ring-shaped thicker part around the circumference of the open end.
3. Receptacle for an implant driver assembly according to claim 1 or 2, consisting of a closeable tube (4) that can be closed at both ends by means of stoppers (5, 6), characterized in that the receptacle is constricted radially about its circumference at the portion (17) where the diameter is reduced.
4. Receptacle according to claim 3, characterized in that the tube (4) is made of glass.
5. Receptacle according to claim 3 or 4, the stopper (5) for dosing the withdrawal end of tube (4) having a centric recess (5a), open to the inside of the tube, characterized in that the centric recess surrounds the end portion (20) at the withdrawal end of the insertion post (7) in the receiving state.
6. Receptacle according to one of the claims 3 to 5, characterized in that the opposite end of tube (4) also receives a sealing stopper (6) and that said stopper has a recess (12) open to the inside of the tube for ac-cepting a screw plug (11) for the implant (8).
7. Installation tool for screwing in an implant driver assembly according to claim 1 or 2, having a head portion and a tubular portion (26) adjoining thereto, said tubular portion (26) having a hex key socket (27) at the open end of the in-side wall, whereby additionally means for frictional or interlocking engagement for axially securing the screw partner are provided, characterized in that the tubular portion (26) has an inner tubular diameter be-tween the head portion (29) and the hex key socket (27) that produces frictional engagement with the thicker part (22) of the lengthwise slitted (slot 21) end por-tion (20) of the insertion post when they are brought into contact.
8. Installation tool according to claim 7, characterized in that the coaxial portion (29) has an internal screw thread (30) for securing a rotary table (25).
CA002292870A 1998-12-23 1999-12-22 Dental implant driver assembly with a dental implant and a receptacle and installation tool for same Expired - Fee Related CA2292870C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19860060.7 1998-12-23
DE19860060A DE19860060C2 (en) 1998-12-23 1998-12-23 Assembly kit with a denture implant and a receptacle

Publications (2)

Publication Number Publication Date
CA2292870A1 CA2292870A1 (en) 2000-06-23
CA2292870C true CA2292870C (en) 2005-05-10

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Family Applications (1)

Application Number Title Priority Date Filing Date
CA002292870A Expired - Fee Related CA2292870C (en) 1998-12-23 1999-12-22 Dental implant driver assembly with a dental implant and a receptacle and installation tool for same

Country Status (5)

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EP (2) EP1719473A3 (en)
AT (1) ATE330553T1 (en)
CA (1) CA2292870C (en)
DE (2) DE19860060C2 (en)
ES (1) ES2264818T3 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7033174B2 (en) * 2002-06-07 2006-04-25 Thierry Giorno Prosthetic mounting device
DE102007026504A1 (en) * 2007-06-05 2008-12-11 Straumann Holding Ag Receiving element for an implant
DE102007048356A1 (en) 2007-10-09 2009-04-23 Etkon Ag Device for holding a model carrier of an abutment model
CN104602642A (en) 2012-08-13 2015-05-06 凯姆洛格生物科技股份公司 Secondary part, set, dental implant, gingiva shaper, impression part, dental implant system, and method for producing an implant
ITUB20154087A1 (en) * 2015-10-02 2017-04-02 Renzo Ferigo CONTAINER FOR DENTAL IMPLANTS
EP3639786A1 (en) * 2018-10-15 2020-04-22 Straumann Holding AG Instrument for screwing in a dental implant and its retention element for the implant driver
DE102019110385A1 (en) * 2019-04-18 2020-10-22 Karl Leibinger Medizintechnik Gmbh & Co. Kg Implant set and method for preparing for insertion of an implant
CN113749810B (en) * 2021-11-10 2022-03-04 北京融创汇智科技有限责任公司 Packaging bottle for oral implant

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4072070A (en) * 1976-08-17 1978-02-07 The United States Of America As Represented By The Secretary Of The Navy Remote access washer with bolt alignment tool
DE3630863A1 (en) * 1986-09-08 1988-03-17 Mecron Med Prod Gmbh Bone screw
US5062800A (en) * 1990-03-21 1991-11-05 Core-Vent Corporation Dental implant handle, and dental implant package including a dental implant handle
US5564924A (en) * 1995-02-21 1996-10-15 Kwan; Norman H. Hexagonal abutment implant system
FR2733902B1 (en) * 1995-05-09 1997-09-26 Serf Sa GRIPPING DEVICE FOR A DENTAL IMPLANT
IT1286454B1 (en) * 1996-12-09 1998-07-08 Psi Pipeline Service S A SIMPLIFIED COMMAND AND CONTROL DEVICE OF A MACHINE FOR COUPLING AND WELDING METAL PIPELINES INSERTED IN THEM
JP2000506421A (en) * 1996-12-19 2000-05-30 インスティトゥート・シュトラウマン・アクチエンゲゼルシャフト Device for holding implants, osteosynthesis parts, related assemblies or instruments
JP3418408B2 (en) * 1997-05-26 2003-06-23 シュトラウマン・ホールデイング・アー・ゲー Package comprising a container and a dental implant disposed therein

Also Published As

Publication number Publication date
EP1013237A2 (en) 2000-06-28
ES2264818T3 (en) 2007-01-16
EP1013237B1 (en) 2006-06-21
EP1719473A2 (en) 2006-11-08
ATE330553T1 (en) 2006-07-15
EP1719473A3 (en) 2007-01-17
DE19860060A1 (en) 2000-07-06
DE59913587D1 (en) 2006-08-03
DE19860060C2 (en) 2003-03-27
CA2292870A1 (en) 2000-06-23
EP1013237A3 (en) 2003-01-02

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