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Muscles for Facial Expressions

Muscles for Facial Expressions

The craniofacial muscles are a collection of approximately 20 thin skeletal muscles situated beneath the skin of the face and scalp. These muscles, primarily responsible for the vast array of human facial expressions, originate from the bones or fibrous structures of the skull and extend outwards to connect with the skin. While most skeletal muscles in the body are enveloped in thick fascia, facial muscles generally have a more delicate fascial covering, with the buccinator muscle being a...

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Related Experiment Video

Updated: Jul 30, 2025

Single-stage Dynamic Reanimation of the Smile in Irreversible Facial Paralysis by Free Functional Muscle Transfer

Single-stage Dynamic Reanimation of the Smile in Irreversible Facial Paralysis by Free Functional Muscle Transfer

Published on: March 1, 2015

Mastering Midface Injections.

Hillary A Newsome¹, John J Chi¹

¹Division of Facial Plastic & Reconstructive Surgery, Washington University Facial Plastic Surgery Center, Washington University in St. Louis-School of Medicine, 660 S Euclid AveCampus Box 8115St. Louis, MO 63110, USA.

Clinics in Plastic Surgery

|May 11, 2023

Summary

This summary is machine-generated.

Midfacial rejuvenation with injectable filler restores lost volume in aging faces, targeting critical deep fat pads. Proper technique is essential to avoid complications during this common cosmetic procedure.

Keywords:

Aging face Filler Hyaluronic acid Midface Nonsurgical facial rejuvenation

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Area of Science:

Aesthetic Medicine
Dermatology
Cosmetic Surgery

Background:

Facial aging is characterized by volume loss in deep midfacial fat pads.
Injectable fillers are frequently used for cosmetic procedures.
Midfacial rejuvenation aims to restore lost volume for a more youthful appearance.

Purpose of the Study:

To outline the critical areas for midfacial volume restoration using injectable fillers.
To emphasize the importance of anatomical knowledge and technique in filler injections.

Main Methods:

Focus on restoring volume in the suborbicularis fat pad and deep medial cheek fat.
Utilizes cannulas or needles for filler instillation.
Highlights the necessity of respecting facial anatomy.

Main Results:

Successful volume restoration in critical midfacial areas is achievable.
Proper technique and anatomical awareness lead to successful outcomes.

Conclusions:

Midfacial rejuvenation with injectable fillers is effective for addressing age-related volume loss.
Adherence to proper technique and anatomical considerations is crucial for patient safety and successful results.