A Suprachoroidal Electrical Retinal Stimulator Design for Long-Term Animal Experiments and In Vivo Assessment of Its Feasibility and Biocompatibility in Rabbits
Table 2
Specification summary of the implanted stimulator.
Hermtically packaged stimulator
35 mm(L)
26 mm (W)
8 mm (H)
Diameter of internal coil
28 mm
Length of lead between electrode and stimulator
20 cm
Stimulator electrode
4 mm 4 mm
Stimulation site of the electrode
750 um 300 um
Electrode site impedance
1300 ± 106 ohm at PBS solution pH 7.4
Number of current generator
7
Data packet
22 bits
Stimulation duration (number of bits; minimum duration)
4-bit (200 us)
Stimulation amplitude (number of bits; minimum amplitude)