Electroacupuncture and Acupuncture Promote the Rat’s Transected Median Nerve Regeneration

Table 1

The morphometric, electrophysiological, and grasping analysis of the influences of acupuncture and electroacupuncture on nerve regeneration.

Measuring index	Control	Acupuncture	Electroacupuncture
Morphometric analysis
Axon number^#	3009±977	3612±1381	3404±1528
Endoneurial area (mm^2)	0.15±0.06	0.22±0.09	0.24±0.15
Total nerve area (mm^2)	0.28±0.15	0.40 ± 0.17*	0.52 ± 0.17*
B. V. number^#	78±25	130 ± 39*	154 ± 63*
B. V. area (𝜇m^2)	62±21	67±30	51±17
Electrophysiological analysis
Latency (ms)	5.11±0.8	4.39±1.02	4.69±0.57
Amplitude (mv)	12.49±1.31	12.82±3.67	16.50 ± 3.18*
MAP area (mvms)	16.41±2.96	15.54±5.57	21.85 ± 5.17*
NCV (m/s)	24.07±1.3	24.97±4.55	27.44±5.58
Grasping analysis
Right paw (healthy)	100.26±30.94	47.45 ± 18.66*	39.80 ± 12.33*
Left paw (injured)	20.51±5.80	23.31±14.44	29.74 ± 6.86*

* P <0.05 compared with the control group; B. V.: blood vessel; MAP: muscle action potential; NCV: nerve conductive velocity.
^#Cell number.