onychograph

onychograph

 [o-nik´o-graf]
an instrument for observing and recording the nail pulse and capillary circulation.

on·y·cho·graph

(on'i-kō-graf),
An instrument for recording the capillary blood pressure as shown by the circulation under the nail.
[onycho- + G. graphō, to write]

onychograph

/on·y·cho·graph/ (o-nik´o-graf) an instrument for observing and recording the nail pulse and capillary circulation.

onychograph

An obsolete device used to measure blood pressure under the nail bed.

on·y·cho·graph

(on'i-kō-graf)
An instrument for recording the capillary blood pressure as shown by the circulation under the nail.
[onycho- + G. graphō, to write]