A 16-channel SQUID-device for biomagnetic investigations of small objects

Medical Engineering and Physics

Volumn 21, Issue 8, 1999, Pages 563-568

  Nowak, Hannes ^a   Gießler, Frank ^a   Huonker, Ralph ^a   Haueisen, Jens ^a   Röther, Joachim ^a   Eiselt, Michael ^a  

^a JENA UNIVERSITY HOSPITAL   (Germany)

Author keywords

Biomagnetic instrumentation; Biomagnetometer; Epileptic spikes; High resolution source localisation; Magnetoencephalography (MEG); SQUID device

Indexed keywords

BIOELECTRIC POTENTIALS; ELECTROENCEPHALOGRAPHY; MAGNETOENCEPHALOGRAPHY; MAGNETOMETERS; SIGNAL TO NOISE RATIO; SQUIDS;

BIOMAGNETOMETER;

BIOMEDICAL ENGINEERING;

ANIMAL EXPERIMENT; ANIMAL MODEL; ARTICLE; CONTROLLED STUDY; DEVICE; ELECTRIC POTENTIAL; ELECTROENCEPHALOGRAPHY; EPILEPSY; MAGNETIC FIELD; MAGNETOENCEPHALOGRAPHY; MEASUREMENT; MULTICHANNEL RECORDER; NONHUMAN; PRIORITY JOURNAL; RABBIT; SIGNAL NOISE RATIO; SPIKE; SUPERCONDUCTING QUANTUM INTERFERENCE DEVICE;

ANIMALS; ELECTROENCEPHALOGRAPHY; EPILEPSY; EQUIPMENT DESIGN; MAGNETICS; MAGNETOENCEPHALOGRAPHY; RABBITS;

EID: 0344129016     PISSN: 13504533     EISSN: None     Source Type: Journal    
DOI: 10.1016/S1350-4533(99)00088-0     Document Type: Article

References (17)

1. Nowak H. Biomagnetic instrumentation. Andrä W., Nowak H. Magnetism in medicine. 1998;88-135 Wiley-VCH, Berlin.
2. Mager A. Large magnetic shields. J. Magn. Magnetic Mat. 2:1976;245-255.
3. Vrba J., Haid G., Lee S., Taylor B., Fife A.A., Kubik P., McCubbin J., Burbank M. Biomagnetometers for unshielded and well shielded environments. Clin. Phys. Physiol. Meas. 12(Sppl. B):1991;81-86.
4. Nowak H., Gießler F., Huonker R. Multichannel magnetography in unshielded environments. Clin. Phys. Physiol. Meas. 12(Suppl. B):1991;5-11.
5. Wikswo J.P. SQUID magnetometers for biomagnetism and non-destructive testing: important questions and initial answers. IEEE Trans. Appl. Supercond. 5(2):1995;74-120.
6. Buchanan D.S., Crum D.B., Crox D., Wikswo J.P. Micro-SQUID: a close-spaced four channel magnetometer. Williamson S.J., Hoke M., Stroink G., Kotani M. Advances in Biomagnetism. 1990;677-679 Plenum Press, New York.
7. Okada Y.C., Kyuhou S., Lähteenmäki A., Xu C. A high-resolution system for magnetophysiology and its applications. Hoke M., Erné S.N., Okada Y.C., Romani G.L. Biomagnetism: clinical aspects. 1992;375-383 Elsevier Science Publishers, Amsterdam.
8. Dettmann F., Richter W., Albrecht G., Zahn W. A monolithic thin film DC-SQUID. Phys. Stat. Sol. (a). 51:1979;K185-K188.
9. Dettmann F., Blüthner K. Vielloch-Dünnschicht-SQUID mit Einkoppelspule. Proceedings 16th International Symposium Low Temperature Physics and Cryoelectronics, Bad Blankenburg. 1984;43-47.
10. Vodel W., Mäkiniemi K. An ultra low noise DC SQUID system for biomagnetic research. Meas. Sci. Technol. 3:1992;1155-1160.
11. Dössel O., David B., Fuchs M., Krüger J., Lüdeke K.M., Wischmann H.A. A 31-channel SQUID system for biomagnetic imaging. Appl. Supercond. 1:1993;1813-1825.
12. Pflieger M.E., Simpson G.V., Ahlfors S.P., Ilmoniemi R.J. Superadditive information from simultaneous MEG/EEG data. Aine C., Okada Y., Stroink G., Swithenby S., Woods C. Biomag ′96: advances in biomagnetism research. 1999;Springer Verlag, New York.
13. Eiselt M., Wagner H., Gießler F., Zwiener U., Nowak H. Different neuronal processes after the occurrence of epileptiform spikes. Witte H., Zwiener U., Schack B., Doering A. Quantitative and topological EEG and MEG analysis. 1997;204-206 Druckhaus Meyer Verlag, Jena.
14. Haueisen J., Ramon C., Eiselt M., Nowak H. Influence of tissue resistivities on neuromagnetic fields and electric potentials studied with a finite element model of the head. IEEE Trans. Biomed. Eng. 44:1997;727-735.
15. Buchner H., Fuchs M., Wischmann H.A., Dössel O., Ludwig I., Knepper A., Berg P. Source analysis of median nerve and finger stimulated somatosensory evoked potentials: multichannel simultaneous recording of electric and magnetic fields combined with 3D-MR tomography. Brain Topogr. 6(4):1994;299-310.
16. Okada YC, Papuashvili NS, Xu C. What can we learn from MEG studies of the somatosensory system of the swine? In: Visualisation of Information Processing in the Human Brain: Recent Advances in MEG and Functional MRI. In Hashimoto I, Okada YC, Ogawa S, editors. Electroenceph Clin Neurophysiol, 1996;47:35-46.
17. Eiselt M., Zwiener U., Wagner H., Schindler T. Intracortical functional heterogeneity in area striata during penicillin-induced spikes in rabbits. Epilepsy Res. 30(3):1998;177-186.