A stiff steel needle for fine needle aspiration biopsy is the 'core' of this biopsy instrument ... with standard needle systems due to a size difference between the needle sheath and the working ...
Patients and Methods: A total of 139 patients (age range, 18–89 years; mean, 62.5 years) underwent CT-guided percutaneous fine-needle aspiration biopsy or 20-gauge core biopsy using an automated ...