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Biomedical subjects

D Montandon

Publications and source records attributed to D Montandon.

At least 55 records · Page 3Linked to original sources

Subcutaneous tissue in the scalp: anatomical, physiological, and clinical study.

The galea aponeurotica has been used by various surgeons either as a supporting sheet or as a blood carrier for bringing flaps to various areas of the face. In this study, we first reviewed the anatomy of the scalp vascularization by means of cadaver injections. The arteries and veins are mainly located in the galea and numerous anastomotic vessels are present over the vertex. The physiology of this vascularization has been studied by percutaneous PO2 registration after occlusion of various vessels by means of a tourniquet placed around the head. The superficial temporal arteries have been found to be the most important vessels for designing flaps over the head. On the basis of these experiments, several patients have been operated upon. The possibility of using a skin island from the retroauricular region based on subcutaneous tissue only is described.

Adult↗

Subcutaneous tissue flaps in the limbs: an anatomical and clinical approach.

We present an anatomical study and clinical applications of a subcutaneous tissue flap in the limbs. This tissue, located between dermis and muscular aponeurosis, is an anatomical entity nourished by a well-developed vascular network. It is used mainly as a local flap able to bear a skin graft. Elastic, resistant, and well padded, it gives good coverage for soft tissue defects while leaving the surrounding skin untouched. In some circumstances, this simple technique can avoid delicate procedures, such as free flaps, or unsightly donor site defects after fasciocutaneous flaps.

Adolescent↗

The use of subcutaneous tissue flaps in the repair of soft tissue defects of the forearm and hand: an experimental and clinical study of a new technique.

This paper records our experience with a new technique of providing cover for soft tissue defects of the upper extremity using flaps consisting of subcutaneous tissue only and relying on the arterial anastomotic network of this tissue layer to sustain its vascularisation. The experimental basis of this technique is described in detail and two illustrations of the clinical use of this technique are given. The main advantages of this type of flap are its ready availability from the local tissues, its elasticity, the absence of functional and aesthetic disturbance at the donor site and the preservation of the natural contour of the limb.

Adolescent↗

Correction of depressed supratarsal sulcus by an arterial subcutaneous composite flap.

A depressed supratarsal sulcus can be filled by means of a soft-tissue arterial flap including subcutaneous tissue, galea, and periosteum. The donor site is the temporal region, and the flap is passed subcutaneously into the upper eyelid. The same type of flap can also be used as filling material in other situations, such as Treacher-Collins malar bone defects. The correction of a depressed supratarsal sulcus by anophthalmic orbits is to be done only after complete and careful adjustment of the eye prosthesis by the ocularist, or after adjustment of the socket itself.

Adult↗

Plastic surgery for burns of the head and neck.

Hypertrophic scars and contractures following 3rd degree burns originate in an excessive production of myofibroblasts from the granulation tissue. Early tangential excision and grafting helps in fighting the multiplication of these cells and hence some later complications. Conservative treatment of the scars is achieved by "Jobst" compressive masking and neck splints. Corrective surgery is accomplished by means of skin grafts or flaps. The authors' own methods are described for reconstructing destroyed organs such as scalp, eyebrows, eyelids, lips, chin, ears and nose.

Burns↗

The Washio tempororetroauricular flap: its use in 20 patients.

It is surprising that in a recently published symposium on reconstruction of the nose, not one article mentioned the tempororetroauricular flap described by Washio. In our experience, this method is a very useful tool for difficult nasal reconstructions in young individuals. It is a safe procedure (not to be compared with free flaps of the same region), and it provides thin skin and cartilage that can be adapted for different types of defect. Exceptionally, it may provide a sufficient amount of tissue for a total nose reconstruction. As compared with most other techniques, it leaves no additional scar on the face.

Adolescent↗