Tuesday, September 18, 2007

LFT construction practice and cages

Makhfousse, Cheikh and I reviewed the blog and how it is intended to serve the training.

Cheikh attached a nitrogen generator to the Techne Dri-block DB-3 sample concentrator. The unit is operational and will be used as an acceptable equivalent to the TurboVap LV in SOP 406.00.

The staff (Adama, Emmanuel, Marie, and Anna) began practice on building LFT with special attention to the heat seals. They practiced for several hours on old LFT. On Wednesday they will practice proper spiking technique.

I inspected several cages that were built for the field deployment. I was told that 7 were at Locustox and the others being constructed at the contracted shop. They are excellent duplications and should work well for deployment. Photos below. The third one down from the top is the OSU purchased cage.

The cages were locally built for 15,000 Fcfa or 30 USD per cage.

The TEW impulse heat sealer is not working properly. The timer is broke and the operator has to practice and be careful to create a good seal. Fortunately the staff have each practiced enough to make it work. The heat sealer that OSU shipped is 110V not 220V. Locustox is using a locally purchased step-down transformer to make it work. I am not sure if this affected the timer.

Helium should be delivered on Wednesday the 19th.

Cheikh and I are choosing a PRC for the spiking solution for Pont Gendarme deployments next week.

Senegalese cages compared to U.S. cage. The U.S. cage is the third from the top.


LFT construction practice.
Front to back: Marie, Adama, Anna

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