30 Questions
What was the initial clinical application of Extracorporeal Shockwave Therapy (ESWT) in 1982?
Urologic conditions
What is the success rate reported in the research for ESWT in treating musculoskeletal problems?
70-80%
What is the duration of shockwaves?
10 milliseconds
What is the frequency range of shockwaves?
0-20 MHz
What is the result of the negative phase of shockwaves?
Cavitation and gas bubbles
What is the effect of ESWT on osteogenesis and fracture healing?
It stimulates osteogenesis and fracture healing
What is the definition of Extracorporeal in the context of shockwave therapy?
Outside the body
What is unique about shockwaves compared to other acoustic waves?
They have a lower frequency
What is an example of a shockwave in everyday life?
A clap of hands
What is the result of the rapid interaction between compression and shear forces?
Cavitations
What is cavitations in the context of shockwave therapy?
Formation of vapor bubbles in a molecule
What is the effect of cavitations on tissues?
It damages the affected tissues
What is the approximate difference in peak pressure between shockwaves and ultrasound waves?
1000 times greater
What type of shockwave is often referred to as lithotripsy?
Focused ESWT
What is a feature of radial pressure waves?
Creates expanding wave fronts away from the concussion plate
What is a broader effect of ESWT?
All of the above
What is necessary to start and maintain the repair processes of damaged tissue structure?
Nutrient blood flow
What occurs in tendon and bone due to the application of acoustic waves?
Capillary microruptures occur
What is a result of mast cell activation in the inflammatory process?
Production of chemokines and cytokines
What is the role of shockwave therapy in collagen production?
It accelerates procollagen synthesis
What is a common cause of calcium build-up in a tendon?
Micro-tears or other trauma
What is the effect of shockwave therapy on calcified fibroblasts?
It breaks up the existing calcifications
What is a result of shockwave therapy at the tendon-bone junction?
Promotion of neovascularization
What is a necessary precondition for the repair processes of damaged myoskeletal and ligamentous structures?
A sufficient amount of collagen
What is the role of the lymphatic system in the process of pain relief?
To remove granular particles of calcium
What is the effect of lowering the concentration of Substance P?
It reduces the pain by decreasing the stimulation of afferent nociceptive fibers
What is the result of the contraction of dysfunctional sarcomeres?
Build-up of waste products
What is the term used to describe the cycle of contraction and waste product build-up in muscle fibers?
Metabolic crisis
What is the assumed mechanism of action of Shockwave therapy?
It unblocks the calcium pump and reverses the metabolic crisis
What is the location of trigger points in muscle fibers?
In palpable nodules in taut bands of muscle fibers
This quiz covers the definition and principles of extracorporeal shockwave therapy, a treatment method used in physiotherapy and rehabilitation. Learn about the characteristics of shockwaves and their application in therapy.
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