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US4904188A Expired / Lapsed US ⏱️ 0.0 years remaining

Direct bonded arch bar for maxillo-mandibular injuries

Assignee: Individual
•
Filing: 1988-05-20
•
Granted: 1990-02-27
•
Expires: 2008-05-20
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Abstract

Abstract An arch bar for direct bonding to the teeth of a patient comprises an elongated arch bar having a plurality of ligature hook elements extending from one side thereof. The back or gingival portion of the arch bar is provided with a layer of mesh material extending substantially the entire length thereof. The mesh material may be in the form of a fine metal mesh which is spot welded or otherwise secured to the gingival portion of the arch bar to effect optimum retention with the bonding agent that secures the arch bar to the enamel surfaces of the patient's teeth. The arch bar may be perforate along its length to enable light passage through the arch bar when photo polymerizing bonding agents are employed. The ligature hooks may be of a configuration to enable retention thereof by special application instruments for positioning of the arch bar during installation.

Inventors

  • 👤 Harold Baurmash

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 23:06
CPC Classifications
A; A61; A61F; A61F5/00; A61F5/01; A61F5/04; A61F5/05; A61F5/058; A61F5/05883; A61F5/05891; A61C; A61C5/00; A61C5/30

Claims Analysis

Total Claims: 17
Claim 1
Independent Claim 148 words
An arch bar for direct bonding to the teeth of a patient for the management of maxillo-mandibular injuries, comprising: (a) an elongated arch bar forming facial, lingual, occlusal and gingival portions thereof and being capable of conforming to the configuration of at least a portion of the buccal and facial surfaces of the teeth of an alveolar arch of the patient and further adapted for contact with a plurality of said teeth; (b) a plurality of ligature hook elements extending from said occlusal portion and projecting in spaced relation with said facial portion and extending toward the gingival; and (c) a substantially continuous elongated strip of mesh material being adhered to said lingual portion of said arch bar and extending substantially along the entire length of said lingual portion and functioning as a bonding base for bonded fixation of said arch bar to the teeth of the patient.
Claim 2
Dependent Claim 148 words
An arch bar for direct bonding to the teeth of a patient for the management of maxillo-mandibular injuries, comprising: (a) an elongated arch bar forming facial, lingual, occlusal and gingival portions thereof and being capable of conforming to the configuration of at least a portion of the buccal and facial surfaces of the teeth of an alveolar arch of the patient and further adapted for contact with a plurality of said teeth; (b) a plurality of ligature hook elements extending from said occlusal portion and projecting in spaced relation with said facial portion and extending toward the gingival; and (c) a substantially continuous elongated strip of mesh material being adhered to said lingual portion of said arch bar and extending substantially along the entire length of said lingual portion and functioning as a bonding base for bonded fixation of said arch bar to the teeth of the patient.
Claim 3
Dependent Claim 18 words
An arch bar as recited in claim 1, wherein: said elongated strip of mesh is composed of metal.
Claim 4
Dependent Claim 23 words
An arch bar as recited in claim 2, wherein: said elongated strip of mesh is adhered to said arch bar by spot welding.
Claim 5
Dependent Claim 22 words
An arch bar as recited in claim 2, wherein: said elongated strip of mesh is adhered to said arch bar by welding.
Claim 6
Dependent Claim 22 words
An arch bar as recited in claim 2, wherein: said elongated strip of mesh is adhered to said arch bar by soldering.
Claim 7
Dependent Claim 42 words
An arch bar as recited in claim 1, wherein: said plurality of ligature hooks are of generally rectangular form to enable secured engagement thereof by an arch bar application instrument for stabilization of said arch bar during bonding thereof to the teeth.
Claim 8
Dependent Claim 62 words
An arch bar as recited in claim 1, wherein: said arch bar is formed from metal sheet stock and said ligature hook elements are integral with said metal sheet stock and bent to a form such that the end portions thereof are disposed in spaced substantially parallel relation with said arch bar and project toward said gingival portion of said arch bar.
Claim 9
Dependent Claim 48 words
An arch bar as recited in claim 1, wherein: said elongated arch bar defines a plurality of apertures along the length thereof for light penetration of said arch bar when photo cure bonding agent is employed for attachment of said arch bar to the teeth of the patient.
Claim 10
Dependent Claim 187 words
An arch bar for direct bonding to the teeth of a patient for the management of maxillo-mandibular injuries, comprising: (a) an elongated arch bar forming a facial surface a back surface and gingival and occlusal edges and being capable of conforming to the configuration of a desired portion of the buccal and facial surfaces of the teeth of an alveolar arch of the patient and further adapted for contact with a plurality of said teeth, said arch bar forming a plurality of spaced apertures along the length thereof for admission of light therethrough; (b) a plurality of ligature hook elements formed integrally with and extending from said occlusal edge of said arch bar and projecting toward said occlusal edge and in spaced relation with said gacial surface and defining a plurality of ligature slots opening toward the gingival; and (c) a substantially continuous strip of mesh material being adhered to said back surface of said arch bar and extending substantially along the entire length of said back surface and functioning as a bonding base for bonded fixation of said such bar to the teeth of the patient.
Claim 11
Dependent Claim 187 words
An arch bar for direct bonding to the teeth of a patient for the management of maxillo-mandibular injuries, comprising: (a) an elongated arch bar forming a facial surface a back surface and gingival and occlusal edges and being capable of conforming to the configuration of a desired portion of the buccal and facial surfaces of the teeth of an alveolar arch of the patient and further adapted for contact with a plurality of said teeth, said arch bar forming a plurality of spaced apertures along the length thereof for admission of light therethrough; (b) a plurality of ligature hook elements formed integrally with and extending from said occlusal edge of said arch bar and projecting toward said occlusal edge and in spaced relation with said gacial surface and defining a plurality of ligature slots opening toward the gingival; and (c) a substantially continuous strip of mesh material being adhered to said back surface of said arch bar and extending substantially along the entire length of said back surface and functioning as a bonding base for bonded fixation of said such bar to the teeth of the patient.
Claim 12
Dependent Claim 18 words
An arch bar as recited in claim 9, wherein: said elongated strip of mesh is composed of metal.
Claim 13
Dependent Claim 23 words
An arch bar as recited in claim 10, wherein: said elongated strip of mesh is adhered to said arch bar by spot welding.
Claim 14
Dependent Claim 22 words
An arch bar as recited in claim 10, wherein: said elongated strip of mesh is adhered to said arch bar by welding.
Claim 15
Dependent Claim 22 words
An arch bar as recited in claim 10, wherein: said elongated strip of mesh is adhered to said arch bar by soldering.
Claim 16
Dependent Claim 42 words
An arch bar as recited in claim 9, wherein: said plurality of ligature hooks are of generally rectangular form to enable secured engagement thereof by an arch bar application instrument for stabilization of said arch bar during bonding thereof to the teeth.
Claim 17
Dependent Claim 62 words
An arch bar as recited in claim 10, wherein: said arch bar is formed from metal sheet stock and said ligature hook elements are integral with said metal sheet stock and bent to a form such that the end portions thereof are disposed in spaced substantially parallel relation with said arch bar and project toward said back surface of said arch bar.

References Cited (Backward Citations)

US4063360A Cited
US4165561A Cited
US4230104A Cited
US4749352A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1993-02-26 1993-08-28 1994-02-27 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1997-02-26 1997-08-28 1998-02-27 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2001-02-26 2001-08-28 2002-02-27 $7700.00 Window Closed / Lapsed

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