Wednesday, May 6, 2009

Sentinel Node Biopsy-----[Existing Visuals III]



Sentinel Node Biopsy training video, provided by the University College London. From what I understand, this seems to be a training tool used for surgeons that are interested in practicing the procedure.

Source: University College London Senior Lecturer/Consultant Surgeon
Purpose: To provide a narrated video of the SNB procedure to residents/students for training purposes
Target audience: Surgical residents/students

Strengths:
- A strong narration that guides the view through the process step by step
- Fine technical details are discussed in the video, such as using surgical wrap to hold the breast away from the surgical field, and the proper disinfection methods used for the radioactive probe
- Procedure is seen in its entirety, without omitting finer details of the procedure (e.g. The exploration of the axilla for multiple sentinel nodes, which was not shown in other visuals)
- Realistic footage would help residents/students relate to the actual procedure


Weaknesses:
- There are two narrative voices that appear in the middle of the video; one of the narrator and one of the operating surgeon. Both contain valuable information about the procedure, but they are of different sound quality, and at certain times the narrations overlap, making it difficult to hear either one

- Occasional text that flashes on screen have a short duration, and disappears before the view can fully comprehend them
- Not sure how the procedure ends (simple suturing of the surgical field?)

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