Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Screw: Problem Solving

Screw: Problem Solving

In mechanical engineering, the interaction between a threaded screw shaft and a plate gear involves analyzing the resisting torque on the plate gear that can be overpowered when a specific torsional moment is applied to the shaft. To better comprehend this concept, consider a generic situation with a threaded screw shaft with a given mean radius and lead and a plate gear with a specified mean radius. The coefficient of static friction between the screw and gear is also provided.
To evaluate the...

Frictional Forces on Screws

Frictional Forces on Screws

Screws are characterized by a helical ridge known as a thread wrapped around a cylindrical shaft. They are commonly used as fasteners to hold objects together or to transmit power and motion in machines. One type of screw that is particularly useful for transmitting power is the square-threaded screw.
A jack with a square-threaded screw is a mechanical device used to lift heavy loads by applying a force at its handle. When the force is applied, the screw turns, raising the load. The screw can...

Self-Locking Screw

Self-Locking Screw

A square-threaded screw jack is a mechanical device widely used for lifting heavy loads or applying considerable force. One of the key features that can make a screw jack more effective and reliable is its self-locking capability.
A square-threaded screw jack carrying a load is considered self-locking if the screw retains its position even after the moment applied to it is removed.

Torque On A Current Loop In A Magnetic Field

Torque On A Current Loop In A Magnetic Field

The most common application of magnetic force on current-carrying wires is in electric motors. These consist of loops of wire, which are placed between the magnets with a magnetic field. When current flows through the loops, the magnetic field applies torque, which causes the shaft to rotate, thus converting electrical energy to mechanical energy.
Consider a rectangular current-carrying loop containing N turns of wire, placed in a uniform magnetic field. The net force on a current-carrying loop...

Design of Transmission Shafts

Design of Transmission Shafts

The design of a transmission shaft is governed by two primary specifications: the power it transmits and its rotational speed. These parameters guide the selection of the shaft's material and cross-sectional dimensions, ensuring that the material's maximum shearing stress remains within the elastic limit while transmitting the desired power at the given speed. The system's power is intrinsically linked to the applied torque. The torque applied to the shaft can be calculated by reconfiguring the...

Design Example: Forces in Sluice Gate

Design Example: Forces in Sluice Gate

In hydraulic engineering, sluice gates are essential for managing water flow through channels, reservoirs, and irrigation systems. Sluice gates, acting as vertical barriers, regulate water by adjusting the gate's opening height, which changes the velocity and pressure of water flowing beneath the gate. Understanding the forces involved is crucial to designing sluice gates that can withstand dynamic pressure differences, especially when the gate is closed or partially open.
Key variables in...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Label-Efficient CT Emphysema Segmentation via Synthesis and Test-Time Training.

IEEE journal of biomedical and health informatics·2026

Same author

Exploring the feasibility of modeling next-day fatigue and sleepiness using digital sleep tracker data in neurodegenerative and immune-mediated inflammatory diseases.

Frontiers in digital health·2026

Same author

A C57BL/6N mice model of CP/CPPS established by prostate antigen immunization with DPT and BCG co-administration.

Frontiers in immunology·2026

Same author

Assessment of CT quantitative characteristics derived from CT in connective tissue disease-associated interstitial lung disease.

Journal of thoracic disease·2026

Same author

Spatial atlas of human diabetic kidney uncovered podocyte-driven metabolic-inflammatory crosstalk via glycerolipid reprogramming and DUSP4/MMP3 axis.

Fundamental research·2026

Same author

Mechanism of Ganoderma lucidum polysaccharides in the mangement of diabetes and its complications.

Frontiers in pharmacology·2026

Search research articles

Related Experiment Video

Updated: May 22, 2026

Design and Implementation of a Bespoke Robotic Manipulator for Extra-corporeal Ultrasound

Design and Implementation of a Bespoke Robotic Manipulator for Extra-corporeal Ultrasound

Published on: January 7, 2019

[A gate spring which can torque an individual tooth with high efficiency].

Yu Li¹, Yu Guan, Lanlan Pan

¹Dept. of Orthodontics, West China School of Stomatology, Sichuan University, Chengdu 610041, China.

Hua Xi Kou Qiang Yi Xue Za Zhi = Huaxi Kouqiang Yixue Zazhi = West China Journal of Stomatology

|May 19, 2012

Summary

This study introduces a novel gate spring for precise individual tooth torquing. The innovative design, using a stainless steel wire, effectively controls tooth movement within 2-3 months.

More Related Videos

The Establishment of a Murine Maxillary Orthodontic Model

The Establishment of a Murine Maxillary Orthodontic Model

Published on: October 27, 2023

Related Experiment Videos

Last Updated: May 22, 2026

Design and Implementation of a Bespoke Robotic Manipulator for Extra-corporeal Ultrasound

Design and Implementation of a Bespoke Robotic Manipulator for Extra-corporeal Ultrasound

Published on: January 7, 2019

The Establishment of a Murine Maxillary Orthodontic Model

The Establishment of a Murine Maxillary Orthodontic Model

Published on: October 27, 2023

Area of Science:

Orthodontics
Biomaterials Engineering

Background:

Individual tooth torquing is a critical aspect of orthodontic treatment.
Existing methods for controlling tooth torque can be complex and time-consuming.

Purpose of the Study:

To introduce and evaluate a novel gate spring mechanism for controlled individual tooth torquing.
To assess the efficacy and timeframe of tooth movement using this new device.

Main Methods:

A gate spring fabricated from rectangular stainless steel wire was designed.
The gate spring was integrated with a standard archwire via spot welding.
Torque was generated through the combined action of the gate spring and archwire.

Main Results:

The gate spring, shaped like a gate, effectively generated torque on individual teeth.
Significant and obvious tooth torquing was observed after a treatment period of 2-3 months.

Conclusions:

The novel gate spring provides an effective and straightforward method for individual tooth torquing.
This approach offers a predictable and efficient solution for achieving desired tooth angulation in orthodontic therapy.