World Precision Instruments

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Researcher, Imperial College National Heart and Lung Institute

Julian was fantastic, he patiently walked me through the steps for diagnosing issues with our syringe pump. We found it was a simple belt that was broken and he sent out a replacement part the same day.
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Heat tapered profile

Heat tapered profile

Our heat-treated electrodes are intended for those investigators who must penetrate their probes through tough membranes, such as the dura mater of larger mammals.
 

  

 

 

 
 
 
 
 
 
 

Pt/Ir - Tapered Tip - (75 µm X 2")

ITEMLengthShaft DiameterTip Diameter (µm)Tip ProfileImpedance (mOhms)Applications
PI20030.01H32"0.081 mm2-3 µmTapered0.01 megMultiUnit & ERP recording & Stim.
PI20030.05H32"0.081 mm2-3 µmTapered0.05 megMultiUnit & ERP recording & Stim.
PI20030.1H32"0.081 mm2-3 µmTapered0.1 megMultiUnit & ERP recording & Stim.
PI20030.5H32"0.081 mm2-3 µmTapered0.5 megSingle & multiunit rec. & stim.
PI20031.0H32"0.081 mm1-2 µmTapered1.0 megSingle & multiunit rec. & stim.
PI20031.5H32"0.081 mm1-2 µmTapered1.5 megSingle & multiunit rec. & stim.
PI20032.0H32"0.081 mm1-2 µmTapered2.0 megGreater Selectivity & Micro. Stim.
PI20032.5H32"0.081 mm1-2 µmTapered2.5 megGreater Selectivity - Small Cells
PI20033.0H32"0.081 mm1-2 µmTapered3.0 megGreater Selectivity - Small Cells
PI20035.0H32"0.081 mm1-2 µmTapered5.0 megGreater Selectivity - Small Cells

 

Pt/Ir - Tapered Tip - with Polyimide Tubing - (75 µm X 2")

ITEMLengthShaft DiameterTip Diameter (µm)Tip ProfileImpedance (mOhms)Applications
PI2PT30.01H32"0.126 mm2-3 µmTapered0.01 megMultiUnit & ERP recording & Stim.
PI2PT30.05H32"0.126 mm2-3 µmTapered0.05 megMultiUnit & ERP recording & Stim.
PI2PT30.1H32"0.126 mm2-3 µmTapered0.1 megMultiUnit & ERP recording & Stim.
PI2PT30.5H32"0.126 mm2-3 µmTapered0.5 megSingle & multiunit rec. & stim.
PI2PT31.0H32"0.126 mm1-2 µmTapered1.0 megSingle & multiunit rec. & stim.
PI2PT31.5H32"0.126 mm1-2 µmTapered1.5 megSingle & multiunit rec. & stim.
PI2PT32.0H32"0.126 mm1-2 µmTapered2.0 megGreater Selectivity & Micro. Stim.
PI2PT32.5H32"0.126 mm1-2 µmTapered2.5 megGreater Selectivity - Small Cells
PI2PT33.0H32"0.126 mm1-2 µmTapered3.0 megGreater Selectivity - Small Cells
PI2PT35.0H32"0.126 mm1-2 µmTapered5.0 megGreater Selectivity - Small Cells

 

Pt/Ir - Tapered Tip - (125 µm X 2")

ITEMLengthShaft DiameterTip Diameter (µm)Tip ProfileImpedance (mOhms)Applications
PI20030.01H52"0.127 mm2-3 µmTapered0.01 megMultiUnit & ERP recording & Stim.
PI20030.05H52"0.127 mm2-3 µmTapered0.05 megMultiUnit & ERP recording & Stim.
PI20030.1H52"0.127 mm2-3 µmTapered0.1 megMultiUnit & ERP recording & Stim.
PI20030.5H52"0.127mm2-3 µmTapered0.5 megSingle & multiunit rec. & stim.
PI20031.0H52"0.127 mm1-2 µmTapered1.0 megSingle & multiunit rec. & stim.
PI20031.5H52"0.127 mm1-2 µmTapered1.5 megSingle & multiunit rec. & stim.
PI20032.0H52"0.127 mm1-2 µmTapered2.0 megGreater Selectivity & Micro. Stim.
PI20032.5H52"0.127 mm1-2 µmTapered2.5 megGreater Selectivity - Small Cells
PI20033.0H52"0.127 mm1-2 µmTapered3.0 megGreater Selectivity - Small Cells
PI20035.0H52"0.127 mm1-2 µmTapered5.0 megGreater Selectivity - Small Cells

 

Pt/Ir - Tapered Tip - with Polyimide Tubing - (125 µm X 2")

ITEMLengthShaft DiameterTip Diameter (µm)Tip ProfileImpedance (mOhms)Applications
PI2PT30.01H52"0.216 mm2-3 µmTapered0.01 megMultiUnit & ERP recording & Stim.
PI2PT30.05H52"0.216 mm2-3 µmTapered0.05 megMultiUnit & ERP recording & Stim.
PI2PT30.1H52"0.216 mm2-3 µmTapered0.1 megMultiUnit & ERP recording & Stim.
PI2PT30.5H52"0.216 mm2-3 µmTapered0.5 megSingle & multiunit rec. & stim.
PI2PT31.0H52"0.216 mm1-2 µmTapered1.0 megSingle & multiunit rec. & stim.
PI2PT31.5H52"0.216 mm1-2 µmTapered1.5 megSingle & multiunit rec. & stim.
PI2PT32.0H52"0.216 mm1-2 µmTapered2.0 megGreater Selectivity & Micro. Stim.
PI2PT32.5H52"0.216 mm1-2 µmTapered2.5 megGreater Selectivity - Small Cells
PI2PT33.0H52"0.216 mm1-2 µmTapered3.0 megGreater Selectivity - Small Cells
PI2PT35.0H52"0.216 mm1-2 µmTapered5.0 megGreater Selectivity - Small Cells

 

Pt/Ir - Tapered Tip - (125 µm X 3")

ITEMLengthShaft DiameterTip Diameter (µm)Tip ProfileImpedance (mOhms)Applications
PI30030.01H53"0.127 mm1-2 µmTapered0.01 megMultiUnit & ERP recording & Stim.
PI30030.05H53"0.127 mm1-2 µmTapered0.05 megMultiUnit & ERP recording & Stim.
PI30030.1H53"0.127 mm1-2 µmTapered0.1 megMultiUnit & ERP recording & Stim.
PI30030.5H53"0.127mm1-2 µmTapered0.5 megSingle & multiunit rec. & stim.
PI30031.0H53"0.127 mm1 µmTapered1.0 megSingle & multiunit rec. & stim.
PI30031.5H53"0.127 mm1 µmTapered1.5 megSingle & multiunit rec. & stim.
PI30032.0H53"0.127 mm1 µmTapered2.0 megGreater Selectivity & Micro. Stim.
PI30032.5H53"0.127 mm1 µmTapered2.5 megGreater Selectivity - Small Cells
PI30033.0H53"0.127 mm1 µmTapered3.0 megGreater Selectivity - Small Cells
PI30035.0H53"0.127 mm1 µmTapered5.0 megGreater Selectivity - Small Cells

 

Pt/Ir - Tapered Tip - with Polyimide Tubing - (125 µm X 3")

ITEMLengthShaft DiameterTip Diameter (µm)Tip ProfileImpedance (mOhms)Applications
PI3PT30.01H53"0.216 mm1-2 µmTapered0.01 megMultiUnit & ERP recording & Stim.
PI3PT30.05H53"0.216 mm1-2 µmTapered0.05 megMultiUnit & ERP recording & Stim.
PI3PT30.1H53"0.216 mm1-2 µmTapered0.1 megMultiUnit & ERP recording & Stim.
PI3PT30.5H53"0.216 mm1 µmTapered0.5 megSingle & multiunit rec. & stim.
PI3PT31.0H53"0.216 mm1 µmTapered1.0 megSingle & multiunit rec. & stim.
PI3PT31.5H53"0.216 mm1 µmTapered1.5 megSingle & multiunit rec. & stim.
PI3PT32.0H53"0.216 mm1 µmTapered2.0 megGreater Selectivity & Micro. Stim.
PI3PT32.5H53"0.216 mm1 µmTapered2.5 megGreater Selectivity - Small Cells
PI3PT33.0H53"0.216 mm1 µmTapered3.0 megGreater Selectivity - Small Cells
PI3PT35.0H53"0.216 mm1 µmTapered5.0 megGreater Selectivity - Small Cells

 

Pt/Ir - Tapered Tip - (225 µm X 2")

ITEMLengthShaft DiameterTip Diameter (µm)Tip ProfileImpedance (mOhms)Applications
PI20030.01H102"0.231 mm2-3 µmTapered0.01 megMultiUnit & ERP recording & Stim.
PI20030.05H102"0.231 mm2-3 µmTapered0.05 megMultiUnit & ERP recording & Stim.
PI20030.1H102"0.231 mm2-3 µmTapered0.1 megMultiUnit & ERP recording & Stim.
PI20030.5H102"0.231 mm2-3 µmTapered0.5 megSingle & multiunit rec. & stim.
PI20031.0H102"0.231 mm1-2 µmTapered1.0 megSingle & multiunit rec. & stim.
PI20031.5H102"0.231 mm1-2 µmTapered1.5 megSingle & multiunit rec. & stim.
PI20032.0H102"0.231 mm1-2 µmTapered2.0 megGreater Selectivity & Micro. Stim.
PI20032.5H102"0.231 mm1-2 µmTapered2.5 megGreater Selectivity - Small Cells
PI20033.0H102"0.231 mm1-2 µmTapered3.0 megGreater Selectivity - Small Cells

 

Pt/Ir - Tapered Tip - with Polyimide Tubing - (225 µm X 2")

ITEMLengthShaft DiameterTip Diameter (µm)Tip ProfileImpedance (mOhms)Applications
PI2PT30.01H102"0.370 mm2-3 µmTapered0.01 megMultiUnit & ERP recording & Stim.
PI2PT30.05H102"0.370 mm2-3 µmTapered0.05 megMultiUnit & ERP recording & Stim.
PI2PT30.1H102"0.370 mm2-3 µmTapered0.1 megMultiUnit & ERP recording & Stim.
PI2PT30.5H102"0.370 mm2-3 µmTapered0.5 megSingle & multiunit rec. & stim.
PI2PT31.0H102"0.370 mm1-2 µmTapered1.0 megSingle & multiunit rec. & stim.
PI2PT31.5H102"0.370 mm1-2 µmTapered1.5 megSingle & multiunit rec. & stim.
PI2PT32.0H102"0.370 mm1-2 µmTapered2.0 megGreater Selectivity & Micro. Stim.
PI2PT32.5H102"0.370 mm1-2 µmTapered2.5 megGreater Selectivity - Small Cells
PI2PT33.0H102"0.370 mm1-2 µmTapered3.0 megGreater Selectivity - Small Cells

 

 



Our Clients Include:

GlaxoSmithKline
University College London
Novartis
Imperial College
University of Cambridge
University of Oxford

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