What instrument is used to remove split skin grafts?

Three basic types of instruments have been designed for removing a graft of split-thickness skin from its donor site: The knife, the drum-type dermatome and the electrical dermatome.

How do they harvest the skin for grafting?

Split-thickness skin grafts are harvestable in several ways, including with a surgical knife, oscillating Goulian knife, and most commonly with an air or electric powered dermatome. Manually harvesting a uniform depth skin graft is challenging and may result in irregularities in the donor site as well as a skin graft.

How do you use a skin graft knife?

The surgeon places a wooden board just in front of the skin grafting knife as shown in figure. The Ribbel’s Skin Grafting Knife is held pressed firmly against the skin and the graft is removed with a steady to and for sawing motion. The desired thickness of the graft can be obtained by adjusting the depth of the knife.

What is a drum dermatome?

Drum dermatomes are cylindrical in shape and have an oscillating blade that is operated manually. A special adhesive material applied to the drum determines the thickness, width, and length of skin to be cut by the blade. Electric and air-powered dermatomes are more commonly used…

What is electric dermatome?

A dermatome is a surgical instrument used to produce thin slices of skin from a donor area, in order to use them for making skin grafts. One of its main applications is for reconstituting skin areas damaged by grade 3 burns or trauma. Dermatomes can be operated either manually or electrically.

What is a split-thickness skin graft?

During a split-thickness skin graft, your surgeon will remove a thin layer of skin from 1 part of your body (donor site) and use it to close the surgical site that needs to be covered (recipient site). You may have a split-thickness skin graft if you lost a large area of skin due to an infection, burn, or surgery.

What is a full-thickness skin graft?

Full-thickness skin grafts (FTSGs) consist of complete epidermis and dermis, whereas partial-thickness skin grafts (PTSG) include the entire epidermis and only partial dermis.

What is a Weck blade?

The weck blade is essentially a straight razor. Its simple design makes it cheap. and durable, but also difficult to use. The dermatome is a large tool with a rapidly oscillating blade, which allows. for the harvesting of large grafts.

What is a composite graft?

The term “composite graft” describes the non-microvascular reattachment of the amputated part of soft tissue, usually skin and fat. Excellent results were first demonstrated by Douglas in 1959 [3].

What is a synthetic skin graft?

They are made of both layers of the skin (dermal and epidermal), ideally mimicking natural tissue. Artificial dermo-epidermal grafts are often prepared by culture of keratinocytes on the surface of the dermal layer with or without fibroblasts incorporated.

Can you use a wound vac on a skin graft?

VAC® dressings are successfully used for securing skin grafts [24,25,27], especially in wounds with exudative, irregular, or mobile recipient beds and in difficult anatomic locations [25,28-30]. The manufacturer guidelines recommend continuous mode negative pressure of 75 mm Hg to 125 mm Hg [31].

What is allograft?

Listen to pronunciation. (A-loh-graft) The transplant of an organ, tissue, or cells from one individual to another individual of the same species who is not an identical twin.

What is Dacron graft?

A synthetic polyester graft (such as Dacron) is sutured to the aorta to repair an ascending aortic aneurysm.

What is a composite skin?

Composite skin grafts contain the complete epidermis, dermis, and deeper structures such as cartilage.

What is an example of xenograft?

Xenograft definition. Tissue or organs from an individual of one species transplanted into or grafted onto an organism of another species, genus, or family. A common example is the use of pig heart valves in humans.

What are autografts and allografts?

A patient’s own tissue – an autograft – can often be used for a surgical reconstruction procedure. Allograft tissue, taken from another person, takes longer to incorporate into the recpient’s body .

What is Alloplastic graft?

Alloplastic Grafts

An alloplastic graft is composed of material that is not taken from an animal or human source. Alloplastic grafts can be derived from natural sources (such as an elements or minerals), synthetic (man-made) substances, or a combination of the two.

What is Xeno grafting?

Xenotransplantation is any procedure that involves the transplantation, implantation or infusion into a human recipient of either (a) live cells, tissues, or organs from a nonhuman animal source, or (b) human body fluids, cells, tissues or organs that have had ex vivo contact with live nonhuman animal cells, tissues or …