Related Experiment Video
Updated: Jan 22, 2026
04:47
Author Spotlight: Learning Systematic Bronchoscopy in a Simulation-Base Setting
Published on: June 23, 2023
3.4K
[Topographic study of mandibular block landmarks]
S I Volkov1, S N Lebedev1, Yu V Lebedeva1
1Tver State Medical University, Tver, Russia.
Stomatologiia
|July 20, 2019
Summary
This study mapped the pterygomandibular space using anatomical specimens. Findings identified key landmarks to improve the safety and effectiveness of mandibular anesthesia, reducing risks to nerves and vessels.
Area of Science:
- Anatomy
- Dental Anesthesiology
Background:
- The pterygomandibular space is critical for mandibular anesthesia.
- Accurate anatomical knowledge is essential to avoid neurovascular complications.
Purpose of the Study:
- To define precise anatomical landmarks within the pterygomandibular space.
- To enhance the safety and efficacy of inferior alveolar nerve blocks.
Main Methods:
- Macro- and micropreparation techniques were employed.
- Analysis of 12 anatomical specimens from fixed human corpses of diverse demographics.
Main Results:
- Specific landmarks were identified for a universal approach to mandibular anesthesia.
- The defined landmarks minimize risks to the medial pterygoid muscle, lingual nerve, and inferior alveolar neurovascular bundle.
Conclusions:
- The identified landmarks contribute to a safer and more efficient technique for dental anesthesia.
- This research aids in preventing iatrogenic damage during mandibular nerve blocks.
Keywords:
lingual and inferior alveolar nervesmandibular anesthesiamandibular ramusmedial pterygoid muscleMore Related Videos
Related Concept Videos
01:29Topographic Surveying and Contours
870
Topographic surveying is critical for documenting the Earth's surface, focusing on capturing elevations, slopes, and natural and man-made features. It is essential in construction planning, water resource management, and land-use analysis. The primary outcome of such surveys is a topographic map, which uses contour lines to visually represent the shape and slope of the terrain, providing valuable insights into the landscape's characteristics.Contour lines are fundamental to understanding the...
870
01:29Plotting of Topographic Maps
469
Topographic maps represent the Earth's surface features using contour lines, which connect points of equal elevation to create a two-dimensional representation of three-dimensional terrain. Creating a topographic map requires a systematic approach.Begin by plotting a scaled grid and marking intersections corresponding to the survey's elevation data points. Assign elevation values at these intersections to build the base map. Next, determine contour levels using a consistent contour interval,...
469
01:20Bioequivalence Experimental Study Designs: Completely Randomized and Randomized Block Designs
241
Body:Bioequivalence experimental study designs are crucial methodologies used in evaluating and comparing the bioavailability of different drug products. These designs are categorized into various types: completely randomized, randomized block, repeated measures, cross and carry-over, and Latin square designs.Completely randomized designs involve randomly allocating treatments to all subjects participating in the experiment. This allocation is achieved by assigning unique random numbers to...
241
01:22Block Diagram Reduction
545
The process of deriving the transfer function of a control system often involves reducing its block diagram to a single block. This simplification can be achieved through a series of strategic operations, including relocating branch points and comparators. These operations preserve the overall function of the system while allowing for easier manipulation and combination of blocks.
The first step in this process is the identification and relocation of a branch point. A branch point, where a...
The first step in this process is the identification and relocation of a branch point. A branch point, where a...
545
01:25Elements of Block Diagrams
680
Block diagrams serve as a visual representation of the input-output relationships within a system. An illustrative example is a heating system, where the set temperature activates the furnace to warm the room to the desired level. Block diagrams are versatile, modeling linear systems through Laplace transform variables and nonlinear systems using time domain variables.
A block diagram typically includes essential elements such as comparators, blocks, and feedback loops. Each of these elements...
A block diagram typically includes essential elements such as comparators, blocks, and feedback loops. Each of these elements...
680
01:20Relation between Mathematical Equations and Block Diagrams
2.9K
In a spring-mass-damper system, the second-order differential equation describes the dynamic behavior of the system. When transformed into the Laplace domain under zero initial conditions, this equation can be effectively analyzed and manipulated. The transformation into the Laplace domain converts differential equations into algebraic equations, simplifying the process of isolating the output.
2.9K