VAC-SISTEM (VACUUM ASSISTED CLOSURE)

Front

What is the definition of negative pressure in the context of VAC-SISTEM?

Back

Negative pressure refers to pressure that is below normal atmospheric pressure, which at sea level is 760 mm Hg.

Front

What is the historical significance of negative pressure therapy?

Back

The clinical application of negative pressure dates back a thousand years and was first used as an adjunct to acupuncture in Chinese medicine, with its modern application starting in 1993.

Front

What is the primary mechanism of action of negative pressure therapy?

Back

The action of negative pressure is based on local effects on the wound, although the exact mechanism is not fully understood.

Front

What are the primary effects of negative pressure therapy?

Back

1. Macro-deformations – wound contraction 2. Stabilization of the wound 3. Removal of extracellular fluid – reduction of edema 4. Micro-deformations – cell proliferation.

Front

What are the secondary effects of negative pressure therapy?

Back

1. Reduction in wound volume 2. Improvement of blood flow in the surrounding area and at the base of the wound 3. Decrease in the number of bacteria in the wound 4. Changes in wound biochemistry and systemic response 5. Improvement in the preparation of the wound base.

Front

How does negative pressure therapy help in moisture balance in wounds?

Back

Negative pressure therapy is an effective method for controlling exudate, removing excess fluid, and protecting surrounding tissue from maceration.

Front

What impact does negative pressure therapy have on inflammation and infection?

Back

Negative pressure therapy significantly reduces the number of bacteria within 4 days.

Front

What are some additional effects of negative pressure therapy?

Back

1. Mechanical reduction of the wound 2. Wound cleaning 3. Reduced risk of secondary infection 4. Decreased frequency of dressing changes 5. Easier patient care.

Front

What are the indications for using negative pressure therapy?

Back

1. Acute infected wounds 2. Acute injuries 3. Chronic venous and arterial ulcers 4. Pressure ulcers 5. Diabetic foot 6. Fistulas 7. Burns.

Front

What are the contraindications for negative pressure therapy?

Back

1. Malignant wounds 2. Presence of necrotic tissue in the wound 3. Exposed vascular grafts 4. Exposed blood vessels, nerves, and tendons 5. Untreated osteomyelitis.