Osteoperforation Device for Accelerated Orthodontic Tooth Movement

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Solution Overview

Problem

Conventional orthodontic treatments are lengthy and invasive, requiring extensive bone cuts and long-term use of braces, which can be uncomfortable and increase the risk of root resorption and alveolar bone loss, especially in adult patients with severe malocclusion that requires orthognathic surgery.

Innovation Solution

The method involves making limited and shallow perforations in the buccal cortical plate of the maxilla to induce an inflammatory response, accelerating bone remodeling and tooth movement without the need for deep cortical perforations or soft tissue flaps, using a device that allows for controlled perforations to enhance bone remodeling and expedite tooth alignment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If conventional orthodontic treatment with braces is used to move teeth, then teeth can be aligned to desired position, but treatment time becomes excessively long (3-4 years) and patient comfort deteriorates

Engineering Contradiction:
Improvetooth alignment precisionVSAvoidtreatment duration
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The patent applies preliminary action by performing corticotomy (bone cutting) before orthodontic treatment to pre-prepare the bone structure. This preliminary bone preparation creates conditions that allow faster subsequent tooth movement, reducing the overall treatment time from 3-4 years to potentially 6-18 months while maintaining the desired tooth alignment precision.

Inventive Principle:
Principle #10Preliminary action

2Manufacturing precision

If braces are worn for long periods to move teeth, then teeth can be repositioned, but the risk of root resorption and alveolar bone loss increases

Engineering Contradiction:
Improvetooth position controlVSAvoidroot resorption and bone loss risk
Core Design Contradiction:
Manufacturing precisionVSObject-affected harmful factors

Solution Approach 1:

The corticotomy procedure is performed in advance to create controlled bone injuries that stimulate accelerated bone remodeling. This preliminary action creates a biological environment that facilitates faster tooth movement with reduced mechanical forces, thereby decreasing the duration of brace wear and subsequently reducing the cumulative risk of root resorption and alveolar bone loss while still achieving precise tooth positioning.

Inventive Principle:
Principle #10Preliminary action

3Manufacturing precision

If orthognathic surgery is performed to address severe malocclusion in adults, then skeletal problems can be corrected, but the procedure becomes very expensive and carries extensive complications from bone cuts

Engineering Contradiction:
Improvemalocclusion correctionVSAvoidtreatment invasiveness and cost
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent applies local quality by performing limited, localized corticotomy cuts only in specific areas where bone remodeling is needed to facilitate tooth movement, rather than performing extensive orthognathic surgery that involves major skeletal repositioning. This localized approach corrects dental malocclusion through targeted bone preparation and accelerated orthodontic treatment, avoiding the high costs and extensive complications associated with full orthognathic surgery while still achieving effective malocclusion correction.

Inventive Principle:
Principle #3Local quality

4Loss of time

If shallow perforations are made in cortical bone to accelerate tooth movement, then treatment time is reduced, but the procedure becomes more complex

Engineering Contradiction:
Improvetooth movement timeVSAvoidperforation procedure complexity
Core Design Contradiction:
Loss of timeVSDevice complexity

Solution Approach 1:

The patent replaces complex mechanical bone cutting devices and procedures with a simpler perforation technique using specialized needles or instruments that create controlled micro-fractures in the cortical bone. This substitution simplifies the overall procedure while still achieving the desired acceleration of tooth movement through induced bone remodeling, reducing treatment time without proportionally increasing procedural complexity.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

This approach significantly reduces the time required for tooth movement by up to 90% compared to conventional methods, is less invasive, minimizes discomfort and infection risk, and allows for more efficient orthodontic treatment without the need for extensive surgery, making it safer and more accessible.

Implementation Method 1

perforating or pricking tissue in the oral cavity sufficient to induce an inflammatory response in the tissue

Methodology Applied
Scientific EffectInflammatory response:

Data Source

PatentUS9271808B2Orthodontic methods and devices
Publication Date: 2016.03.01 NEW YORK UNIV
  • US9271808B2 patent drawing
  • US9271808B2 patent drawing
  • US9271808B2 patent drawing

AI summary

The present invention provides methods for moving a tooth to a desired position within a patient's mouth using orthodontics including perforating tissue in the oral cavity sufficient to induce an inflammatory response. The perforations may be made in any area of the maxilla or mandible, and any number of perforations may be made that are preferably 0.5 to 1.5 mm diameter, and preferably 1 to 3 mm deep. The invention also provides a device that may be used in conjunction with slow-speed rotary instruments or with manual drivers for providing the perforations. The device has a drill that makes the perforations and a stop that prevents the drill from penetrating the jaw bone beyond a predetermined depth. The invention also provides a kit that supplies the professional with the necessary components in a sealed container to carry out the osteoperforations. The kit may include hand held and rotatory perforating devices, anesthetic, and a soft tissue punch.