You searched for "dermis"

385 results found

Effect of skin expansion on acellular dermis

Acellular dermis is widely used in prosthesis based breast reconstruction, however, there is a lack of data concerning its expandability and related skin changes. This experimental study in rats aimed to determine whether acellular dermis could be expanded and whether...

The effect of skin graft contracture when using artificial dermis

This is a report of a prospective clinical trial performed in a single centre in Seoul, South Korea. The group attempted to observe the change in size of skin grafts applied to an artificial dermal substitute (matriderm). Two groups of...

Ultrastructural changes in keloid scars

One of the most intriguing and infuriating problems confronting plastic surgeons is the occurrence of hypertrophic and keloid scars, in some patients – particularly black Africans – but not in others. Many theories have been proposed regarding the cause of...

Analysis and outcome of explanted hydroxyapatite orbital implants

This is a retrospective case series over 11 years of 25 patients with exposed synthetic hydroxyapatite orbital implants who underwent explantation and simultaneous replacement with a dermis fat graft. All patients had signs of infection and had been treated with...

Liquid polycaprolactone collagen stimulator for natural facial anti-ageing

Skin ageing is influenced by genetics, environmental exposure, hormonal changes and metabolic processes. With ageing, the supple skin of youth becomes thinned and flattened, with loss of elasticity and architectural regularity. Atrophy of the extracellular matrix is reflected by the...

Controlled trauma technique when injecting HA dermal fillers

The author presents an interesting discussion regarding the potential for enhanced neocollagenesis through a patented ArqueDerma® dermal filler technique. A thorough overview is conveyed of the dermal collagen matrix, including the characteristics of type I and type III collagen. The...

Focus on Cosmeceuticals: Skin anatomy and photoageing

Skin anatomy The skin of the face provides crucial functions of temperature regulation, reparative functions following injury, facial expression, protective mechanisms against infection and ultraviolet radiation, as well as sensory perception. The integument consists of two principle layers, the epidermis...

The applications of mesotherapy in aesthetic medicine

Mesotherapy is a modern form of therapy that consists of injecting medicines, vitamins and minerals as close as possible to the area that needs treatment. It is an astonishingly effective technique in aesthetic medicine as it treats layers of the...

Exploring skin anatomy, function and site-specific treatment options

A detailed paper exploring salient concepts of skin anatomy pertinent to aesthetic practitioners, performing non-surgical treatments. Components of the epidermis and dermis are comprehensively described, with emphasis placed on clinicians developing an in depth understanding of how the ageing process...

How I Do It - Dorsal hand rejuvenation with dermal fillers: anatomical knowledge is essential

A youthful dorsal hand is characterised by a supple, smooth skin texture and contour, with minimal prominence of the dorsal veins. Over time, extrinsic (e.g. sun damage and smoking) and intrinsic (bone remodelling and soft tissue volume changes owing to...

How I Do It - Photoageing treatment: RF microneedling

Microneedling is a process by which very small, sharp needles are inserted into the skin layers at various predetermined depths to cause micro-injury to the dermis. The epidermal layer is minimally disrupted and healing is achieved without inducing an inflammatory...

Platysma muscle use for oral sphincter substitution or countering excessive pull of a free muscle, following facial palsy

The use of the platysma muscle as a pedicled ‘apron’ flap in order to minimise the overactivity of a free muscle transfer, used in the treatment of facial palsy, is described in admirable detail. The successful results are carefully assessed...