Search Results - "Sheahan, N F"

Dominant frequency content of ocular microtremor from normal subjects by Bolger, Ciaran, Bojanic, Stana, Sheahan, Noirin F., Coakley, Davis, Malone, James F.

“…Ocular microtremor (OMT) is a high frequency tremor of the eyes present during fixation and probably related to brainstem activity (Coakley, D. (1983). Minute…”
Get full text

Commissioning and quality assurance protocol for dual energy X-ray absorptiometry (DEXA) systems by Sheahan, N. F., Dowling, A., O'Reilly, G., Malone, J. F.

“…This study reports on the development and evaluation of a protocol for testing DEXA systems, which can be incorporated into a routine medical…”
Get full text

Ocular microtremor in patients with idiopathic Parkinson’s disease by Bolger, Ciaran, Bojanic, Stana, Sheahan, Noirin F, Coakley, Davis, Malone, James F

“…Abnormalities in the oculomotor control mechanism of patients with idiopathic Parkinson’s disease are well recognised. In this study the effect of Parkinson’s…”
Get full text

Effect of age on ocular microtremor activity by Bolger, C, Bojanic, S, Sheahan, N F, Coakley, D, Malone, J F

“…Ocular microtremor (OMT) is a high-frequency tremor of the eyes. It is present in all individuals and is related to brainstem activity. The OMT signal appears…”
Get full text

Ocular microtremor measurement system : design and performance by SHEAHAN, N. F, COAKLEY, D, HEGARTY, F, BOLGER, C, MALONE, J

“…The frequency of ocular microtremor (OMT) is related to the functional status of the brain stem, and thus OMT may be useful in the diagnosis and management of…”
Get full text

The application of d.c. electrical stimulation in evoking and recording gustatory brain potentials by Fitzsimons, M, Sheahan, N F, van der Putten, W, Malone, J F

“…Evidence exists which supports the hypothesis that electrical stimulation of appropriate parameters can fulfil the fundamental requirements for an effective…”
Get more information

Deposition of pressurised aerosols in the human respiratory tract by Newman, S P, Pavia, D, Morén, F, Sheahan, N F, Clarke, S W

“…Although the use of pressurised aerosol inhalers is widespread, little is known about the actual deposition of the aerosol in the respiratory tract, since this…”
Get full text

Ocular microtremor in oculomotor palsy by BOLGER, C, BOJANIC, S, SHEAHAN, N. F, COAKLEY, D, MALONE, J. F

“…Ocular microtremor (OMT) is a high frequency tremor of the eyes present in all individuals. Recent reports suggest that OMT may be a useful indicator of…”
Get full text

Tracheobronchial mucociliary clearance in asthma: impairment during remission by PAVIA, D, BATEMAN, J. R. M, SHEAHAN, N. F, AGNEW, J. E, CLARKE, S. W

“…Tracheobronchial mucociliary clearance was measured in eight non-smoking patients with asthma in complete remission. The patients were symptom free and…”
Get full text

Arterial closing pressure correlates with diastolic pseudohypertension in the elderly by Mac Mahon, M, Sheahan, N F, Colgan, M P, Walsh, B, Malone, J, Coakley, D

“…Pseudohypertension has frequently been reported in the elderly population, with the diastolic measurement being the most frequent source of error. There is no…”
Get more information

Impaired tracheobronchial clearance in patients with mild stable asthma by Bateman, J R, Pavia, D, Sheahan, N F, Agnew, J E, Clarke, S W

“…Tracheobronchial mucociliary clearance was measured with the radioaerosol technique in 25 patients with stable, mild asthma, none of whom was taking systemic…”
Get full text

Sources of variance in ocular microtremor by Sheahan, N F, Coakley, D, Bolger, C, O'Neill, D, Fry, G, Phillips, J, Malone, J F

“…This study presents a preliminary investigation of the sources of variance in the measurement of ocular microtremor frequency in a normal population. When the…”
Get more information

Effect of ipratropium bromide on mucociliary clearance and pulmonary function in reversible airways obstruction by Pavia, D, Bateman, J R, Sheahan, N F, Clarke, S W

“…The effects of (a) regular use for one week and (b) a single dose of a synthetic anticholinergic (ipratropium bromide) on lung mucociliary clearance and as a…”
Get full text

Measurement of arterial closing pressure by Sheahan, N F, MacMahon, M, Colgan, M P, Walsh, J B, Coakley, D, Malone, J F

“…It has been suggested that certain artifacts in blood pressure measurement by auscultation stem from stiffness of the tissues underneath the pressure cuff,…”
Get more information

The fast flush test: evaluation in radial artery catheter-manometer systems by Sheahan, N F, Tuohy, B, Kirkham, R, Coakley, D, Malone, J

“…The 'fast flush test' is commonly used to determine the dynamic response of catheter-manometer systems in vivo. We compared the fast flush test with an…”
Get more information

Lung mucociliary clearance in rheumatoid disease by Sutton, P P, Kadir, N, Pavia, D, Sheahan, N F, Clarke, S W

“…Lung mucociliary clearance rates were measured in 11 patients with rheumatoid disease and found to be unaltered when compared with those of a group of matched…”
Get full text

Is cough as effective as chest physiotherapy in the removal of excessive tracheobronchial secretions? by Bateman, J R, Newman, S P, Daunt, K M, Sheahan, N F, Pavia, D, Clarke, S W

“…The relative value of chest physiotherapy (including cough) and cough alone for the removal of excessive tracheobronchial secretions has been assessed in six…”
Get full text

Techniques for measuring lung mucociliary clearance by Pavia, D, Bateman, J R, Sheahan, N F, Agnew, J E, Newman, S P, Clarke, S W

Get more information

Observing the brachial artery through a pressure cuff by Sheahan, N F, Colgan, M P, MacMahon, M, Walsh, J B, Coakley, D, Malone, J F

“…A technique is described which enables ultrasonic imaging of the brachial artery whilst pressure is applied via a pressure cuff. This involves a new…”
Get more information

Objective in vivo analysis of anti-smoking cigarette filters by Sheahan, N F, Pavia, D, Bateman, J R, Agnew, J E, Clarke, S W

“…Cigarette filters have been introduced to reduce inhaled smoke and also as a means of breaking the smoking habit. Twelve volunteers smoked cigarettes through…”
Get full text