A device for producing medical foam, for example, a sclerosing agent, a diagnostic agent, a therapeutic agent, etc. The take out device is mounted adjacent to the carrying device, and comprises a shelf mounted on a base of the body portion and a lens receiving device disposed above the shelf. The polysilicon spacer forms a floating gate which is surrounded on a plurality of sides by the second sidewall. The shell and tube reactor module includes a reactor having a shell side, at least one palladium membrane tube as a tubular section, and a steam reforming catalyst in the shell side, wherein the at least one palladium membrane tube has one sealed end located at upstream of flowing path. 2; Ca1\u22122e\u2212fCeeeEufAlSiN3, where 0\u2266e\u22660. A particular feature of the invention is a camming mechanism to provide precise support for and folding of the divider sheet.