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Metal Electrode Selection Guide for Profile A

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Metal Electrode Selection Guide for Profile A

Metal Electrode Selection Guide for Profile A

Product Information Electrophysiology Metal Electrodes

Lisa Fulghum - April 25, 2013

Profile A Metal Microelectrodes

Platinum Iridium

These electrodes are sold in packages of 10.

Order code	Length	Insulation Thickness	Shaft Diameter	Nominal Impedance ±20%	Tip Diameter	Typical Use
PTM23B05	51mm	3µ	0.254mm	0.5MΩ	1-2µ	Single and multi unit recording, stimulation, chronic implants

Tungsten

Order code	Length	Insulation Thickness	Shaft Diameter	Nominal Impedance ±20%	Tip Diameter	Typical Use
TM31A10	76mm	1µ	0.127 mm	1.0 MΩ	1µ	Multi unit and single unit recording and microstimulation
TM31A20	76mm	1µ	0.127 mm	2.0 MΩ	1µ	Multi unit and single unit recording and microstimulation
TM31A50	76mm	1µ	0.127 mm	5.0 MΩ	1µ	Multi unit and single unit recording and microstimulation
TM31C40	76mm	1µ	0.085 mm	4.0 MΩ	1µ	Recording from small tightly packed cells
TM33A05	76mm	3µ	0.127 mm	0.5 MΩ	1µ	Multi unit and single unit recording and microstimulation
TM33A10	76mm	3µ	0.127 mm	1.0 MΩ	1µ	Multi unit and single unit recording and microstimulation
TM33A20	76mm	3µ	0.127 mm	2.0 MΩ	1µ	Multi unit and single unit recording and microstimulation
TM33B01	76mm	3µ	0.254 mm	0.1 MΩ	1-2µ	Single and multi unit recording and microstimulation
TM33B05	76mm	3µ	0.254 mm	0.5 MΩ	1-2µ	Single and multi unit recording and microstimulation
TM33B05H	76mm	3µ	0.254 mm	0.5 MΩ	1-2µ	Single and multi unit recording and microstimulation
TM33B10	76mm	3µ	0.254 mm	1.0 MΩ	1-2µ	Single and multi unit recording and microstimulation
TM33B20	76mm	3µ	0.254 mm	2.0 MΩ	1-2µ	Single and multi unit recording and microstimulation
TM33B20H	76mm	3µ	0.254 mm	2.0 MΩ	1-2µ	Single and multi unit recording and microstimulation

Elgiloy/Stainless

Order code	Length	Insulation Thickness	Shaft Diameter	Nominal Impedance ±20%	Tip Diameter	Typical Use	Quantity
SSM33A05	76mm	3µ	0.229 mm	0.5 MΩ	1-2µ	Recording and Stimulating (Prussian blue staining)	Package of 10
SSM33A10	76mm	3µ	0.229 mm	1.0 MΩ	1-2µ	Recording and Stimulating (Prussian blue staining)	Package of 10
SSM33A20	76mm	3µ	0.229 mm	2.0 MΩ	1-2µ	Recording and Stimulating (Prussian blue staining)	Package of 10
SSM33A10KTH	76mm	3µ	0.356 mm	1.0 M	1-2µ	Recording and Stimulating (Prussian blue staining). Heat treated.	Package of 10
SSM33A20KT	76mm	3µ	0.356mm	2.0 M	1-2µ	Recording and Stimulating (Prussian blue staining)	Package of 10
SSM33A10KT	76mm	3µ	0.356 mm	1.0 M	1-2µ	Recording and Stimulating (Prussian blue staining)	Package of 10

Pure Iridium

Order code	Length	Insulation Thickness	Shaft Diameter	Nominal Impedance ±20%	Tip Diameter	Typical Use
IRM23E01	50mm	3µ	0.106 mm	0.1 MΩ	2-3µ	Multiunit & ERP recording & stimulation
IRM23E10	50mm	3µ	0.106 mm	1.0 MΩ	1-2µ	Single and multiunit recording and stimulation
IRM23E15	50mm	3µ	0.106 mm	1.5 MΩ	1-2µ	Single and multiunit recording and stimulation
IRM23E20	50mm	3µ	0.106 mm	2.0 MΩ	1-2µ	Greater selectivity & microstimulation
IRM23E25	50mm	3µ	0.106 mm	2.5 MΩ	1-2µ	Greater selectivity - small cells
IRM23E30	50mm	3µ	0.106 mm	3.0 MΩ	1-2µ	Greater selectivity - small cells

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