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Sublimation is the direct transformation of a solid to a gaseous state. For instance, at standard pressure and room temperature, solid carbon dioxide sublimes to gaseous carbon dioxide. The phase diagram depicts the conditions required for sublimation. This process occurs at the solid-gas phase boundary and is not observed above the triple point of the substance. The reverse of sublimation is called deposition, where a gaseous substance condenses directly into a solid. Sublimation and...

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Related Experiment Video

Updated: May 15, 2026

Minced Tissue in Compressed Collagen: A Cell-containing Biotransplant for Single-staged Reconstructive Repair

Minced Tissue in Compressed Collagen: A Cell-containing Biotransplant for Single-staged Reconstructive Repair

Published on: February 24, 2016

Subcision: a further modification, an ever continuing process.

Mohanned A Alsufyani¹, Mohammed A Alsufyani

¹Collage of Medicine, King Saud University for Health Sciences, Riyadh 103053, Saudi Arabia.

Dermatology Research and Practice

|January 11, 2013

Summary

This study introduces a novel subcision technique for managing depressed scars. The new method enhances surgeon ergonomics and procedural ease for more effective scar treatment.

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Last Updated: May 15, 2026

Minced Tissue in Compressed Collagen: A Cell-containing Biotransplant for Single-staged Reconstructive Repair

Minced Tissue in Compressed Collagen: A Cell-containing Biotransplant for Single-staged Reconstructive Repair

Published on: February 24, 2016

Area of Science:

Dermatology
Surgical Techniques
Scar Revision

Background:

Subcision is a recognized surgical method for treating depressed scars.
Numerous modifications have been developed to improve subcision's simplicity and efficacy.
Existing techniques may present challenges in terms of surgical precision and ease of use.

Purpose of the Study:

To present a novel subcision technique designed for enhanced practicality and surgeon ease.
To combine the benefits of preventing skin penetration beyond the scar with maintaining horizontal orientation.
To leverage ergonomic advantages, including a parallel hand position and a 3 cc syringe grip.

Main Methods:

A new subcision technique is described.
The technique emphasizes preventing needle over-penetration and maintaining a horizontal cutting plane.
Ergonomic considerations include a dominant hand parallel to the skin and a cylindrical grip of a 3 cc syringe.

Main Results:

The described technique aims to simplify the subcision procedure for surgeons.
It offers improved control by preventing skin penetration beyond the scar.
The method incorporates ergonomic principles for a more comfortable and efficient surgical experience.

Conclusions:

The novel subcision technique offers a more practical and easier approach for surgeons.
This method enhances safety and control during depressed scar management.
Further adoption may lead to improved outcomes in subcision procedures.