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Classification of Bones01:18

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The bones of the human skeletal system are of varied shapes, sizes, and functions. They can be classified based on their shape and function into four major classes: long bones, short bones, flat bones, and irregular bones. Some classifications include a fifth type, the sesamoid bones, as a separate class, whereas others categorize them under short bones.
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Evaluation of sawbones training protocol in bone quality classification using tactile sensation.

Tong-Mei Wang1,2, Yu-Chun Lin3,4, Yi-Hao Lan2,3

  • 1School of Dentistry, National Taiwan University, Taipei, Taiwan.

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|June 27, 2022
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Summary

Training can improve novice dentists' tactile bone density evaluation. A new protocol enhanced perception for those with initial difficulties, aiding implant planning.

Keywords:
Artificial bone blocksBone qualityDental educationDental implantTactile sensation

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Area of Science:

  • Dental Implantology
  • Biomaterials Science
  • Surgical Training

Background:

  • Bone quality is crucial for dental implant success.
  • Accurate assessment of bone density by novice practitioners is challenging.
  • Tactile sensation during drilling is a key factor in judging bone quality.

Purpose of the Study:

  • To evaluate the effectiveness of a training protocol.
  • To improve novice dental practitioners' ability to judge bone density using tactile feedback.
  • To assess the impact of training on implant planning accuracy.

Main Methods:

  • Twenty-five operators evaluated artificial bone blocks of varying densities (0.08-0.48 g/cm³).
  • Tactile feedback during 2-mm twist-drill was assessed using a Visual Analog Scale (VAS).
  • Training sessions were implemented, and performance was measured via VAS values and density-sequencing errors over time.

Main Results:

  • Significant linear correlations were found between VAS values and actual bone densities.
  • General training did not significantly alter VAS evaluation or hardness sequencing.
  • Training significantly reduced sequencing errors in operators with lower initial performance.

Conclusions:

  • A specific training protocol can enhance bone quality perception in less experienced dentists.
  • The training is particularly beneficial for practitioners with poorer initial bone density evaluation skills.
  • Improved tactile bone assessment can positively influence dental implantation protocols.