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4 device description – Eppendorf Multiporator User Manual

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4.8.4 Helix fusion chamber

The Helix fusion chamber has been specially designed for the production
of larger quantities of fusion products (hybrids). It consists of a conical
tapered core that carries the electrodes and a beaker into which the cell
suspension is added (see fig. 7).

Fig. 7: Helix fusion chamber

Diagram of Helix fusion chamber

The Helix fusion chamber (see fig. 8) consists of a cup (1) and a core with
parallel wound platinum wires, which are the electrodes (2). They are
wound around the core as a double helix. Both parts are screwed
together. The gap (4) between the cup and the core has a filling volume of
250 µl.

The Helix fusion chamber is linked to the insert (6) for cell fusion via the
coaxial connector (3).

Fig. 8: Schematic representation of the Helix fusion chamber and the fusion insert

Cup

Core

Helix fusion chamber

Fusion insert

1 Thread

2 Electrodes
3 Coaxial

4 Gap for cell fusion

5 Contacts
6 Coaxial connector

3

1

2

4

5

6

connector

4 Device description

Multiporator_Text_en.fm Seite 62 Freitag, 9. Juni 2006 8:05 08