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Summary
A novel trephine biopsy needle simplifies rectal cancer recurrence diagnosis in the perineum. This accessible technique yields sufficient tissue for accurate histological typing, potentially replacing traditional knife biopsies.
Area of Science:
- Oncology
- Surgical Pathology
- Medical Device Design
Context:
- Rectal cancer recurrence in the perineal region presents diagnostic challenges.
- Accurate histological typing is crucial for treatment planning.
- Existing biopsy methods may have limitations in yield or complexity.
Purpose:
- To describe a modified needle for trephine biopsy specifically designed for rectal cancer recurrence in the perineal region.
- To present a simple, manufacturable needle design.
- To evaluate the adequacy of biopsy material for histological analysis.
Summary:
- A modified trephine biopsy needle has been designed for diagnosing rectal cancer recurrence in the perineal area.
- The needle is simple to manufacture and requires no specialized skills for use.
- It consistently provides adequate tissue samples for definitive histological tumor typing.
Impact:
- This trephine biopsy technique offers a safe and effective alternative to traditional knife biopsies for rectal cancer recurrence.
- It simplifies the diagnostic process, potentially improving patient management.
- The design's accessibility may facilitate wider adoption in clinical practice.