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Retractable-barb needle for breast lesion localization: use in 60 cases
E J Urrutia1, M C Hawkins, B G Steinbach
1Department of Radiology, University of Florida College of Medicine, JHMHC, Gainesville 32610.
Radiology
|December 1, 1988
Summary
A new needle system with a retractable barb improves breast lesion localization. It anchors firmly, allows repositioning, and may reduce radiation exposure and ease surgical specimen extraction.
Area of Science:
- Medical Devices
- Surgical Technology
- Radiology
Background:
- Accurate localization of nonpalpable breast lesions is crucial for effective diagnosis and treatment.
- Current localization methods can be prone to dislodgment or transection, potentially leading to procedural failure.
Purpose of the Study:
- To introduce and evaluate a novel needle system with a retractable barb for improved localization of nonpalpable breast lesions.
- To assess the system's anchoring capabilities, repositioning ease, and potential impact on radiation exposure and surgical procedures.
Main Methods:
- Development of a specialized needle system featuring a retractable barb mechanism.
- In vitro and/or in vivo testing to evaluate the needle's anchoring strength and repositioning characteristics.
- Assessment of potential benefits, including reduced need for confirmatory radiographs and ease of specimen extraction.
Main Results:
- The developed needle system demonstrates strong anchoring to breast tissue, preventing dislodgment or transection of the localizing wire.
- The system allows for repositioning without significant adjustments, enhancing procedural flexibility.
- Potential for decreased radiation exposure due to fewer required confirmatory radiographs.
Conclusions:
- The retractable barb needle system offers a reliable and effective solution for localizing nonpalpable breast lesions.
- This innovative device enhances procedural accuracy, potentially reduces patient radiation exposure, and simplifies the surgical extraction of specimens.