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US4455138A Expired / Lapsed US ⏱️ 0.0 years remaining

Dental brace bracket bonding and debracketing tool and method of use

Assignee: Individual
•
Filing: 1982-09-30
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Granted: 1984-06-19
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Expires: 2002-09-30
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Abstract

Abstract A dental brace bracket bonding and debracketing tool which includes a heating device such as a soldering iron, having a heating element tip on one end and an elongated retainer extending from the heating device adjacent the heating element tip and biased outwardly from the tip, the heating element tip and the retainer designed to engage a central slot and flange arms, respectively, of a dental brace bracket in order to bond and debracket the bracket to and from a tooth, respectively. A method of debracketing dental brace brackets from teeth which includes engaging a bracket at at least two points with the heating element tip of a soldering iron or other heating device and a cooperating retainer extending outwardly from the heating device adjacent the heating element tip; applying heat to the bracket in order to alter the bonding material which secures the bracket to the teeth; and removing the bracket from the teeth. A method of bonding dental brace brackets to teeth which includes engaging a bracket at at least at two points with the heating element tip and the retainer; applying a suitable adhesive to the contact surface of the bracket; positioning the bracket in a desired location on a tooth; applying heat to the bracket through the heating element tip, if heat is necessary to aid in hardening the adhesive; and disengaging the heating element tip and the retainer from the bracket.

Inventors

  • 👤 John J. Sheridan

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 09:01
CPC Classifications
A; A61; A61C; A61C7/00; A61C7/02; A61C7/12; A61C7/14; A61C7/146; A61C7/023

Claims Analysis

Total Claims: 5
Claim 1
Independent Claim 127 words
A dental brace bracket bonding and debracketing tool comprising heating means and a heating element projecting from said heating means; an element tip extending from said heating element and shaped to engage the groove in a dental brace bracket having projecting flanges; a resilient member shaped to define a pair of substantially parallel legs, each of said legs having one end secured to said heating means and the opposite end of said leg spaced by a retainer tip extending in close proximity to said element tip and shaped to engage the flanges on one side of the dental brace bracket; and bias means cooperating with said resilient member, whereby said opposite end of said retainer means can be urged into a selected distance from said element tip.
Claim 2
Dependent Claim 127 words
A dental brace bracket bonding and debracketing tool comprising heating means and a heating element projecting from said heating means; an element tip extending from said heating element and shaped to engage the groove in a dental brace bracket having projecting flanges; a resilient member shaped to define a pair of substantially parallel legs, each of said legs having one end secured to said heating means and the opposite end of said leg spaced by a retainer tip extending in close proximity to said element tip and shaped to engage the flanges on one side of the dental brace bracket; and bias means cooperating with said resilient member, whereby said opposite end of said retainer means can be urged into a selected distance from said element tip.
Claim 3
Dependent Claim 21 words
The bonding and debracketing tool of claim 1 wherein said bias means is a loop formed in each of said legs.
Claim 4
Dependent Claim 54 words
The bonding and debracketing tool of claim 1 wherein said retainer tip extends beyond said element tip when said resilient member is in a position normally spaced from said element tip, and further comprising a heat shield in cooperation with said heating element for reducing heat transfer from said heating element to a patient.
Claim 5
Dependent Claim 69 words
The bonding and debracketing tool of claim 1 wherein: (a) said bias means is a loop formed in each of said legs; and (b) said retainer tip extends beyond said element tip when said resilient member is in a position normally spaced from said element tip, and further comprising a heat shield in cooperation with said heating element for reducing heat transfer from said heating element to a patient.

References Cited (Backward Citations)

US3821513A Cited
US4155164A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1987-06-19 1987-12-19 1988-06-19 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1991-06-19 1991-12-19 1992-06-19 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1995-06-19 1995-12-19 1996-06-19 $7700.00 Window Closed / Lapsed

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