Assessment of a new prototype hydrogel CO 2 sensor; comparison with air tonometry

RWF ter Steege, S Herber, W Olthuis… - Journal of clinical …, 2007 - Springer
… and 40 C at two pCO 2 levels. Three sensors were compared to air tonometry (Tonocap ® )
in healthy … exercise test, followed by a period of hyperventilation and an artificial CO 2 -peak. …

Miscellaneous Approaches

W Oelßner, M Decker, G Gerlach - Carbon Dioxide Sensing …, 2019 - Wiley Online Library
… In a broader sense hydrogel-based carbon dioxide sensors … applied in a sensor system for
biochemical analysis, which is … Splanchnic tonometry: a review of physiology, methodology …

Hydrogels in sensing applications

D Buenger, F Topuz, J Groll - Progress in Polymer Science, 2012 - Elsevier
… that enables the analysis of relevant biological information. This concept corresponds with
the … have a smaller mesh size and swell less in comparison to loosely cross-linked ones. The …

Hydrogel based sensor arrays (2× 2) with perforated piezoresistive diaphragms for metabolic monitoring (in vitro)

MP Orthner, G Lin, M Avula, S Buetefisch… - Sensors and Actuators B …, 2010 - Elsevier
… as those that measure glucose or CO 2 they have high swelling … swelling pressure used in
chemical analysis. We are … We have demonstrated “proof of concept” of a sensor design that …

In vitro and in vivo evaluation of novel implantation technology in hydrogel contact lenses for controlled drug delivery

FA Maulvi, DH Lakdawala, AA Shaikh, AR Desai… - Journal of Controlled …, 2016 - Elsevier
… for 24 h at 37 C in the CO 2 incubator. The cells were cultured in … using a Tonometer (Icare®
TONOVET rebound tonometer, … Within this work, the concept of implantation technology has …

Dual optical signal-based intraocular pressure-sensing principle using pressure-sensitive mechanoluminescent ZnS: Cu/PDMS soft composite

Y Kim, S Roy, GY Jung, JS Oh, GW Kim - Scientific Reports, 2019 - nature.com
… of the noncontact air-puff tonometry, a collimated air pulse with a … shell was filled with a dilute
hydrogel (98% water, viscosity … FSI analysis and experimental validation, the new method …

[PDF][PDF] DEVELOPMENT OF A HYDROGEL-BASED CARBON DIOXIDE

S Herber - Nature, 2005 - research.utwente.nl
new sensor and the specifications of the current tonometerhydrogels in the field of micro
total analysis systems (µTAS). … concept after which the operational principle of the hydrogel-…

Corneal and conjunctival sensitivity to air stimuli

F Stapleton, ME Tan, EB Papas, K Ehrmann… - British journal of …, 2004 - bjo.bmj.com
… mounted in a non-contact tonometer (American Optical) housing… Analysis of variance (ANOVA)
was carried out on the entire … Short term wear of hydrogel and silicone hydrogel lenses in …

Carbon dioxide sensing—biomedical applications to human subjects

E Dervieux, M Théron, W Uhring - Sensors, 2021 - mdpi.com
… The pH-sensitive hydrogel can also directly coat the optical fiber … gold standard for the
assessment of whole-body CO 2 content. … Gastric tonometry and sublingual capnometry have also …

Functional Testing in the Diagnosis of Chronic Mesenteric Ischemia

J Harki, ETTL Tjwa, D van Noord - Mesenteric Vascular Disease: Current …, 2015 - Springer
… The balloon of the tonometer is also CO 2 permeable; therefore, the PCO 2 measured by …
Assessment of a new prototype hydrogel CO(2) sensor; comparison with air tonometry. J Clin …