Richard D. Penn

Catheter systems for intrathecal drug delivery.

R. Penn, J. Paice, J. Paice, 1995, Journal of neurosurgery.

Cancer pain relief using chronic morphine infusion. Early experience with a programmable implanted drug pump.

R. Penn, J. Paice, J. Paice, 1984, Journal of neurosurgery.

Intrathecal octreotide for relief of intractable nonmalignant pain: 5-year experience with two cases.

R. Penn, J. Kroin, J. Paice, 1996, Neurosurgery.

The distribution of medication along the spinal canal after chronic intrathecal administration.

R. Penn, J. Kroin, M. York, 1993, Neurosurgery.

Changes in voluntary motor control induced by intrathecal baclofen in patients with spasticity of different etiology.

M. Latash, R. Penn, Richard D. Penn, 1996, Physiotherapy research international : the journal for researchers and clinicians in physical therapy.

Intrathecal baclofen down-regulates GABAB receptors in the rat substantia gelatinosa.

R. Penn, J. Kroin, G. Bianchi, 1993, Journal of neurosurgery.

Multidimensional assessment of motor function in a child with cerebral palsy following intrathecal administration of baclofen.

R. Penn, G. L. Almeida, D. Corcos, 1997, Physical therapy.

Effects of intrathecal baclofen on voluntary motor control in spastic paresis.

M. Latash, G. Gottlieb, D. Corcos, 1990, Journal of neurosurgery.

Intraventricular bethanechol infusion for Alzheimer's disease

R. Penn, R. Wilson, E. Martin, 1988, Neurology.