Related Experiment Videos
Transthoracic needle biopsy. What size syringe?
D F Yankelevitz1, D Hayt, C I Henschke
1Department of Radiology, New York Hospital-Cornell Medical Center, New York 10021, USA.
Clinical Imaging
|July 1, 1995
Summary
A 10-cc syringe requires less effort to achieve the same vacuum as a 50-cc syringe. A 20 cc syringe is recommended for transthoracic needle aspiration due to easier handling and sufficient vacuum generation.
Area of Science:
- Medical Devices
- Thoracic Surgery
- Pulmonology
Background:
- Transthoracic needle aspiration (TNA) is a common procedure.
- Syringe size can impact the ease and effectiveness of TNA.
Purpose of the Study:
- To compare the vacuum generated by different syringe sizes during TNA.
- To determine the optimal syringe size for TNA procedures.
Main Methods:
- Vacuum pressure was measured using a vacuum gauge.
- 10-cc and 50-cc syringes were tested for vacuum generation.
- Ease of handling and vacuum development were assessed.
Main Results:
- A 10-cc syringe generated an identical vacuum to a 50-cc syringe with less effort.
- A 20 cc syringe was found to be easier to handle while still allowing sufficient vacuum development.
Conclusions:
- Smaller syringes, such as 10-cc or 20 cc, are more efficient for TNA.
- Using a 20 cc syringe in TNA offers a balance of ease of use and effective vacuum generation, even with minor air ingress.