Related Experiment Video
Updated: Jan 23, 2026

08:00
Studying Brain Function in Children Using Magnetoencephalography
Published on: April 8, 2019
9.6K
Functional Band and Loop Space Maintainers in Children.
V Vinothini1, A Sanguida2, A Selvabalaji2
1Vinu Dental Clinic, Erode 638 452, Gobichettipalayam, India.
Case Reports in Dentistry
|June 11, 2019
Summary
Premature tooth loss in children can cause space loss. This study modifies the standard band and loop space maintainer into a functional appliance, improving pediatric dental arch integrity.
Area of Science:
- Pediatric Dentistry
- Orthodontics
- Dental Materials
Background:
- Premature loss of primary or mixed dentition teeth can lead to significant space loss, compromising dental arch integrity.
- The conventional band and loop space maintainer is a widely used appliance for single-tooth space maintenance, preserving arch dimensions.
- However, the traditional band and loop space maintainer is nonfunctional, offering no active therapeutic benefits beyond space preservation.
Observation:
- This paper details a novel modification to the conventional band and loop space maintainer, transforming it into a functional appliance.
- The modified design aims to provide active space management in addition to passive space preservation.
- Clinical application and follow-up were conducted in a cohort of five pediatric patients.
Findings:
- The modified functional band and loop space maintainer successfully maintained space and demonstrated clinical utility in the observed pediatric cases.
- The functional modifications proved effective in managing the dental arch during the transition from primary to mixed dentition.
- Follow-up assessments indicated positive outcomes regarding arch integrity and appliance performance.
Implications:
- This innovation offers a potentially more effective solution for managing space loss due to premature tooth loss in children.
- The functional band and loop space maintainer represents an advancement in pediatric dental space management techniques.
- Further research and broader clinical trials are warranted to validate the long-term efficacy and benefits of this modified appliance.
Related Concept Videos
Band Theory
17.1K
When two or more atoms come together to form a molecule, their atomic orbitals combine and molecular orbitals of distinct energies result. In a solid, there are a large number of atoms, and therefore a large number of atomic orbitals that may be combined into molecular orbitals. These groups of molecular orbitals are so closely placed together to form continuous regions of energies, known as the bands.
The energy difference between these bands is known as the band gap.
Conductor, Semiconductor,...
The energy difference between these bands is known as the band gap.
Conductor, Semiconductor,...
17.1K
Transfer Function to State Space
774
State-space representation is a powerful tool for simulating physical systems on digital computers, necessitating the conversion of the transfer function into state-space form. Consider an nth-order linear differential equation with constant coefficients, like those encountered in an RLC circuit. The state variables are selected as the output and its n−1 derivatives. Differentiating these variables and substituting them back into the original equation produces the state equations.
In an RLC...
In an RLC...
774
State Space to Transfer Function
567
The conversion of state-space representation to a transfer function is a fundamental process in system analysis. It provides a method for transitioning from a time-domain description to a frequency-domain representation, which is crucial for simplifying the analysis and design of control systems.
The transformation process begins with the state-space representation, characterized by the state equation and the output equation. These equations are typically represented as:
The transformation process begins with the state-space representation, characterized by the state equation and the output equation. These equations are typically represented as:
567
Energy Bands in Solids
1.9K
Isolated atoms have discrete energy levels that are well described by the Bohr model. And, it quantifies the energy of an electron in a hydrogen atom as En. Higher quantum numbers 'n' yield less negative, closer electron energy levels.
Band Formation:
When atoms are brought close together, as in a solid, these discrete energy levels begin to split due to the overlap of electron orbitals from adjacent atoms. This split occurs because of the Pauli exclusion principle, which states...
Band Formation:
When atoms are brought close together, as in a solid, these discrete energy levels begin to split due to the overlap of electron orbitals from adjacent atoms. This split occurs because of the Pauli exclusion principle, which states...
1.9K
State Space Representation
541
The frequency-domain technique, commonly used in analyzing and designing feedback control systems, is effective for linear, time-invariant systems. However, it falls short when dealing with nonlinear, time-varying, and multiple-input multiple-output systems. The time-domain or state-space approach addresses these limitations by utilizing state variables to construct simultaneous, first-order differential equations, known as state equations, for an nth-order system.
Consider an RLC circuit, a...
Consider an RLC circuit, a...
541
Space Trusses
1.3K
A space truss is a three-dimensional counterpart of a planar truss. These structures consist of members connected at their ends, often utilizing ball-and-socket joints to create a stable and versatile framework. The space truss is widely used in various construction projects due to its adaptability and capacity to withstand complex loads.
At the core of a space truss lies the fundamental unit known as the tetrahedron. This structure is composed of six members that form a three-dimensional shape...
At the core of a space truss lies the fundamental unit known as the tetrahedron. This structure is composed of six members that form a three-dimensional shape...
1.3K

