Multichannel Arrays

Microprobes for Life Science offers a variety of fully-customizable multichannel arrays for both recording and stimulation. From the sophisticated Floating Microelectrode Array [FMA] to the Linear Microelectrode Array [LMA] or the most cost-effective Microwire Array [MWA], our arrays provide researchers with an assortment of flexible options to best fit the requirements of your particular experimental paradigm or target. Visit the product page of each array type for more information, or contact us so that we can help you find the ideal solution for your research.

  Microelectrode Arrays Microwire Array Linear Microelectrode Arrays Floating Microelectrode Arrays Micro Brush Arrays
Contact Metal Type WE, Pt/Ir & PI SS & Pt/Ir Pt/Ir Pt/Ir & PI Pt/Ir & NiCr
Contacts Insulation Type Parylene-C Teflon (TFE) or Polyimide (Kapton) Polyimide Parylene-C Polyimide
Min # of contacts 4 4 4 4 8
Max # of contacts 64 36 24 per shank 36 128
Contact Diameter 1 to 6 µm 25 or 50 µm 12.5, 25, 37.5 and 50 µm 1 to 6 µm 12.5, 25, 37.5 and 50µm
Contacts Spacing 0.1 to 1.0 mm Multiples of 250 µm 0.1 to 1.0 mm 0.4 mm and 0.25 mm None
Max. Electrode/Wire lengths 40 mm 35 mm (5 mm beyond carbo wax) 25 mm + SS shank length 10 mm 2.5 - 120 mm
Custom lengths for different Electrode/Wire Yes 1.0 to 40 mm Yes, for different rows only n/a Yes - 0.5 to 10.0 mm Yes
Polyimide tubing (for additional stiffness) Yes For Tetrode configuration only n/a No n/a
Reference and Ground Connections Yes Yes Yes Yes Yes
Impedance values 5 kΩ - 2.5 MΩ 0.2 - 0.8 MΩ (see web site) 0.05 - 1.0 MΩ 5 kΩ to 2.5 MΩ 0.1 to 1.0 MΩ
Connector Type Any connector style may be used Any connector style may be used Any connector style may be used

Omnetics:A79022-001 A79014-001A79038.001

Any connector style may be used
Chronic or Acute Implantation Both Chronic only recommended Acute: SU and LFP, Chronic: LFP Chronic only recommended Both
For Stimulation protocols (recommended) Pt/Ir 50 µm Pt/Ir 50 µm Pt/Ir Yes 50 µm Pt/Ir
Can integrate a drug delivery channel? Yes Yes No No Yes
Can integrate an optic fiber Yes Yes On Request No Yes
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