Port-a-patch

Nanion Technologies GmbH Port-a-Patch Single-well 20-50 Fluid exchange Low throughput... 

To suppress afterburn and minimize energy losses caused by in-leakage of cold ambient air, any holes in the heater walls, convective section, ducts, etc. should be patched. Also make sure that inspection ports are closed. Leaks can be detected on stream to a certain extent by visual inspection (crumbling chalk dust or dropping a little baking powder past a suspected leak will pinpoint the leak). 

Administration of local anesthetics via iontophoresis can also be used to produce topical anesthesia prior to certain dermatologic procedures. For example, lidocaine iontophoresis can adequately anesthetize a small patch of skin for performing a minor surgical procedure (placement of an intravenous catheter, laser treatment of port-wine stains, and so forth).18,50,66 Ion-tophoretic application of local anesthetics offers... 

After installing an NIC, you must hook the card up to the network using the cable supplied by your network administrator. You will need to attach this patch cable to the connector on the NIC and to a port in the wall, thus connecting your PC to the rest of the network. 

A subsequent measurement of the structure of crystals formed from the 252-residue, lumen-side domain at 1.96 A by Martinez et revealed the presence of an L-shaped array of five water molecules embedded near the heme, as shown in Fig. 6 (D), left, and in an enlarged view for the water chain and its heme environment in Fig. 6 (D), right. The water chain extends in two directions from ligand His-25. The longer branch extends 11 A in the direction of Lys-66, which is known to be in the basic patch at the top of the domain and has been implicated in the interaction with the electron acceptor, plastocyanin. The authors suggested that the water chain may function as an exit port on the lumen side for protons translocated by the Cyt b(f complex. 

FIGURE 8.4 (a) Geometry of a dual-polarized circular patch antenna and (b) its return loss for port 2... 

To introduce the concept and design details, a schematic representation of the 1x4 microfluidic switch with one inlet port and four outlet ports as shown in Fig. 1 is taken as a case study here. This case-study device, as shown in Fig. 1, consists of an embedded heater, a capillary system with hydrophilic microchannels, and a specific arrangement of hydrophobic patches. This device could be expanded to 1 xN microfluidic switch via the similar design. Also the embedded heater could be replaced by electrolysis electrodes. In Fig. 1, Li represents the length of each hydrophobic patch in the microchannel /. From microchannel 1 to 4, Li decreases with an increase of patch number in each microchannel. For the device design shown in Fig. 1, there are 1, 2, 3, and 4 separated hydrophobic patches in microchannel 1, 2, 3, and 4, respectively. These distributed patches have the same length in each microchannel. 

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