Load-Responsive Motor Control for Specialized Dental Applications

Publication ID: 24-11857384_0009_PTD
Published: October 28, 2025
Category:Specialized Variations & Niche Solutions

Legal Citation

pr1or.art Inc., “Load-Responsive Motor Control for Specialized Dental Applications,” Published Technical Disclosure No. 24-11857384_0009_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857384_0009_PTD
This technical disclosure describes improvements that would be readily apparent to a Person Having Ordinary Skill In The Art (PHOSITA) when considered in combination with the foundational architecture disclosed in U.S. Patent No. 11,857,384.

Summary of the Inventive Concept

The inventive concept adapts load-responsive motor control technology for specific, niche dental markets and environments, enhancing performance, safety, and efficiency in high-security, disaster relief, extreme weather, underwater, and space exploration scenarios.

Background and Problem Solved

The original patent, 'Dental device with load-responsive motor control,' provides a motor-driven dental device with a motor control that responds to a load placed upon the motor. However, this invention has limitations in addressing the unique requirements of specialized dental applications. The new inventive concept addresses these limitations by adapting the load-responsive motor control technology for specific, narrow markets or unique operational environments.

Detailed Description of the Inventive Concept

The inventive concept comprises a motor-driven dental handpiece with load-responsive motor control, designed for high-security facilities, disaster relief scenarios, extreme weather conditions, underwater dental procedures, and space exploration. In each of these applications, the motor speed adjusts according to the specific requirements and constraints of the environment. For instance, in high-security facilities, the motor speed increases in response to increasing load above a predetermined security threshold. In disaster relief scenarios, the system is portable, battery-powered, and adjusts motor speed according to the available power source. In extreme weather conditions, the motor speed increases in response to the load while maintaining a stable temperature within the handpiece. In underwater dental procedures, the motor speed is adjusted according to the water pressure and temperature. In space exploration, the motor speed is adjusted according to the microgravity environment and available power source.

Novelty and Inventive Step

The new claims introduce novel and non-obvious adaptations of the load-responsive motor control technology for specialized dental applications, providing unique solutions for high-security, disaster relief, extreme weather, underwater, and space exploration scenarios. The inventive concept's novelty lies in its ability to adjust motor speed according to the specific requirements and constraints of each environment, enhancing performance, safety, and efficiency in these niche markets.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept could include variations in motor design, power source, and control algorithms to further optimize performance in each specialized application. For example, the motor could be designed with enhanced torque and speed capabilities for high-security facilities, or with reduced power consumption for disaster relief scenarios.

Potential Commercial Applications and Market

The inventive concept has significant commercial potential in the dental industry, particularly in the areas of high-security, disaster relief, extreme weather, underwater, and space exploration. The target market includes dental professionals, hospitals, research institutions, and government agencies involved in these specialized applications.

CPC Classifications

SectionClassGroup
A A61 A61C1/003
A A61 A61C1/0038
A A61 A61C1/186
H H02 H02P29/0016
A A61 A61C17/005

Field of Art

Dental technology and electromechanical control systems, specifically motor-driven dental handpieces with adaptive control mechanisms, requiring expertise in mechanical engineering, electrical control systems, and dental instrument design

Person of Ordinary Skill (PHOSITA) Profile

A skilled practitioner with advanced engineering degrees, experience in medical device design, understanding of motor control algorithms, and knowledge of adapting mechanical systems to specialized environmental conditions

Obviousness Rationale

A PHOSITA would recognize that the source patent's fundamental load-responsive motor control technique can be readily extended to different environmental contexts by applying standard engineering adaptation principles. The core technological concept of dynamically adjusting motor speed based on load remains consistent across the disclosed variations. The specialized environments represent predictable design modifications that would be apparent to a skilled practitioner seeking to optimize dental device performance.

Obvious Combinations & Variations

Source Patent Element
Load-responsive motor speed adjustment method for dental handpieces
PTD Variation
Applying load-responsive control in high-security, disaster relief, extreme weather, underwater, and space exploration scenarios
Obviousness Reasoning
Known technique of modifying motor control parameters for specific environmental constraints, representing a predictable engineering optimization approach
Source Patent Element
Electric motor with variable speed control based on torque
PTD Variation
Adjusting motor speed according to water pressure and temperature in underwater dental procedures
Obviousness Reasoning
Predictable extension of existing motor control logic to account for additional environmental sensing parameters
Source Patent Element
Processor-based motor control system with load sensing
PTD Variation
Power source-adaptive motor speed control for disaster relief and space exploration scenarios
Obviousness Reasoning
Finite set of known techniques for managing motor performance under constrained power environments
Source Patent Element
Motor speed reduction at low torque conditions
PTD Variation
Temperature-stabilized motor speed increase in extreme weather conditions
Obviousness Reasoning
Logical engineering adaptation using known thermal management and motor control techniques
Source Patent Element
Dental handpiece with electric motor and load sensing
PTD Variation
Microgravity-adapted motor control for space exploration dental treatments
Obviousness Reasoning
Predictable application of existing motor control principles to novel environmental constraints
35 U.S.C. § 103 Summary: Based on US Patent 11857384's disclosure of load-responsive motor control for dental handpieces, the present publication demonstrates that a person having ordinary skill in the art would find the claimed variations obvious through standard engineering adaptation techniques. The disclosed environmental modifications represent predictable extensions of the foundational motor control methodology, rendering subsequent claims involving similar technological approaches anticipated and obvious.

Original Patent Information

Patent NumberUS 11,857,384
TitleDental device with load-responsive motor control
Assignee(s)Dentsply Sirona Inc.