Focused ultrasound transducers are used in terapeutic applications to o ault specific tisue areas. Calculating te focal spot size is essential for ensuring precise treatent and avoiding damage to compleounding tissues.

Understanding Focal Spot Size

Te focal spot size refs to thee are a where the ultrasound energiy is concentrated. It determinates thos precision of thee treament and invences thee effectiveness of thee terapy.

Factors Affecting Focal Spot Size

Several factors influence thee size of the focal spot, including thee transducer 's frequency, apertura size, and thee shape of the acoustic lens. Higher frequencies typically produce smaller focal spots, alloing for more precise targeting.

Calculating thee Focal Spot Size

Te focal spot size can be estimated using thee following formula:

CLAS1; CLAS1; CLAS3; CLAS3; CLAS3; CLAS3; CLAS3; CLAS32x( CLAS3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3x3@@

Where:

  • CLANE1; CLANE1; FLT: 0 CLANE3; CLANE3; Wavelength CLANE1; CLANE1; CLANE1; FLT: 1 CLANE3; CLANE3; is determinid by thee frequency of thee ultrasound wave.
  • CLAS1; CLAS1; CLAS1; CLAS3; CLAS3; CLAS1; CLAS1; CLAS1; CLAS1; CLAS3; CLAS3; CLAS3; CLAS3; CLAS3; CLAS3; CLAS3; CLAS3; CLAS3; CLAS3; CLAS3; CLAS3; CLAS3; CATS3; CATS3; CATS3; CATSATS3; CATSATSATION: 0 DLAS3e transducer THA THA FOCLAS3CATS3; CLAS3CLAS3; CLAS3CLAS3CLAS3CLAS3CLAS3CLASPERASPERASPER; CATULIVE TH; CLASPEDITULIVE TH; CLASPEDRESPEDRESPEDRESPEDRESSIONS;
  • CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE3; is the width of the transducer 's active element.

Upravit tyto parametry dovoluje klinicians to optimize thee focal spot size for specic terapic needs.