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Miscellaneous information for BioMag users


07.03.2016

  • Dear BioMag TMS-EEG users, Please note that due to TMS–EEG Summer School 2016 TMS-EEG will not be available in BioMag Laboratory during the workdays of the week #23, i.e. 6.-10.6.2016. Otherwise the BioMag Laboratory and the TMS facilities are available also during the week #23 as usual.

    19.2.2015

  • MEG update to Triux and Neptunus in full swing. The testing phase will take about 6 wks
  • TMS continues as usual
  • Discussion about BioMag website. Opinions?
  • Remember that to complete the ethical permission the measured subjects need to be insured by HUS: give a list of your measured persons (including soc. security number and date of measurement; at present 20% faulty) to Suvi for this purpose
  • Jussi has modernized the Debian libraries during the summer
  • Artifacts in MEG-EEG? let us know when..
  • The fill-up of HPI error message box may produce problems in getting HPI done
  • Please use the protection tip of HPI pen when it is not in use
  • The application of research permissions proceeds as usual, only now through the HUS-kuvantaminen
  • Movement sensor in MEG saturates occasionally. Switching of the box power for some time helps.
  • Beware ghost reservations in BioMag reservation system: fill in all slots..
  • Remember to remove unused reservations from the system
  • Some loose cables in MEG measurement space have caused problems: replace carefully the lines you take off
  • Elekta user information on BioMag web page: login the same as into the BioMag reservation system:
  • Information on laboratory use and safety is attached to BioMag web page:
  • http://www.biomag.hus.fi/instructions/BioMag_Toiminta_ja_Turvallisuusohje_v1_1_030512.pdf

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    5.6.2014

  • Please note! This summer the BioMag magnetoencephalographic (MEG) system will be out of general use from the 19 of June until the 14 of August 2014.
    After summer break the first day to use MEG is Thursday, the 14 of August after 12 am.
  • Otherwise, in the summer 2014 the BioMag Laboratory will be open as usual.


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    17.6.2013

  • Please note! This summer the BioMag magnetoencephalographic (MEG) system will be out of general use from the 20 of June until the 14 of August 2013.
    After summer break the first day to use MEG is Thursday, the 15 of August after 12 am.
  • Otherwise, in the summer 2013 the BioMag Laboratory will be open as usual.


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    15.8.2012
  • BioMag Laboratory was transferred from HUSLAB to be a part of the HUS Medical Imaging Center on the 1st of July 2012.

    Concerning the publications, you surely remember that BioMag Laboratory shall be named as one of the affiliations in all publications that are based on studies carried out at our laboratory. Please note that from now on the affiliation should be stated as follows:

    BioMag Laboratory, HUS Medical Imaging Center
    Helsinki University Central Hospital
    P.O. Box 340
    FI-00029 HUS
    FINLAND

    or mentioning the street address of the BioMag Laboratory:
    Haartmaninkatu 4
    FI-00290 HELSINKI
    FINLAND.

    11.6.2012
  • Please note! This summer the BioMag magnetoencephalographic (MEG) system will be out of use from the 25 of June until the 8 of August 2012. After summer break the first day to use MEG is Thursday, the 9 of August after 12 am.
  • Otherwise, in the summer 2012 the BioMag Laboratory will be open as usual.

  • Some variable TMS-EEG impedance problems reported, maintenance done.
  • Beware ghost reservations in BioMag reservation system: fill in all slots.
  • Be careful with the video-MEG: lots of data produced if it is forgotten on during the breaks etc.
  • Some loose cables in MEG measurement space have caused problems: be careful in replacing the lines you take off
  • New MEG-EEG caps with saltless gel available.
  • Elekta user information on BioMag web page: login the same as into the BioMag reservation system.
  • Information on laboratory use and safety is attached to BioMag web page.
  • A plan to shift responsibility areas of Clinical physiology, Clinical neurophysiology and BioMag Laboratory from HUSLAB to HUS-RTG is under construction. The possible shift of BioMag organizational position may occur on 1.7.2012.
  • New goggles to correct vision in MEG are available. Handle carefully! Ask Juha or Suvi about details.

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    16.6.2011
  • Please note! This summer the BioMag magnetoencephalographic (MEG) system will be out of use from the 23 of June until the 3 of August 2011.
  • The magnetocardiographic (MCG) system is currently out of use for repair. The first possible day it can be operational again is Thursday, 18 August after 12 am.
  • Otherwise, in the summer the BioMag Laboratory will be open as usual.

  • Digital transfer of MRI images to MEG works again. Please ask details from Suvi Heikkilä.
  • A new type EEG test cap for MEG has been purchased. Please report experiences.
  • A new organization for research neuroimaging in Helsinki area, including BioMag, AMI, and BRU MEG unit, called "Neuroimaging infrastructure",
    has been formed by the University of Helsinki, Aalto University and HUS.
  • A new video-MEG setup for epilepsy and Parkinson recordings has been constructed in measurement space. Do not turn off its computer.
    Please ask Andrey Zhdanov for details.
  • Eye tracker input now in order.
  • Explosion times: 07:00 - 7:10, 12:00 - 12:10, 16:00 - 16:10, 19:50 - 20:00. Big bangs in the morning and in the evening.
    The tunnel below BioMag Laboratory is now ready.
  • In the Academy of Finland applications, there is a tickmark possibility for association of research with SHOKs. Use this if appplicable and confirm appropriateness for the SHOK research director.
  • Please remember that HPI coils need to be digitized in a set sequence.

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    9.9.2010
  • Please check that your publications from the year 2009 are listed in the BioMag web site. NOW!
  • Explosion times changed: 07:00 - 7:10, 12:00 - 12:10, 16:00 - 16:10 and 19:50 - 20:00. Big bangs in the morning and in the evening.
  • In the Academy of Finland applications, there is a tickmark possibility for association of research with SHOKs. Use this if applicable and confirm appropriateness from the SHOK research director.

    29.4.2010
  • New EEG caps are available. Be careful. Washing instructions provided; list for non-functional electrodes needs to be filled in each time after use.
  • Maintenence break for TMS from 18 May until 26 May.
  • Maintenance break for MCG from 21 June until 11 August, and for MEG from 23 June until 10 August.
  • Suvi will be absent from work approximately every third Friday. Please see the list in the lab corridor information board for more details.
  • HUSLAB has stopped footing our coffee bills. Return to the old system is needed.

    4.1.2010
  • About 10 electricity interruptions are coming to occur during the spring because of the construction work. The first pobably on Saturday, 13 February. The interruptions will be informed 3 days before they happen.
  • Please remember that HPI coils need to be digitized in a set sequence.
  • Construction work in Meilahti area includes rock explosion at 08, 16 and 19 in a 10-min period from 1 January 2010 onwards. Neuromag recommends that the subject is not seated under the dewar during these periods if the dewar is in seated position. More details about the timetable will be given when we get it. Conny Quaedflieg has seen odd artifacts in some sensors about 15 min after the explosions.
  • New Matlab version (R2009b) is available. If you need it, you can get the disk from Juha Montonen.

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    26.11.2009
  • Construction work in Meilahti area is supposed to include rock explosions at 08, 12, 16 in a 10-min period from 1.1.2010 onwards. Neuromag recommends that the subject is not seated under the dewar during these periods if the dewar is in seated position. At present, explosions may occur outside the fixed times. A phone call warning about the explosion will be made to the MEG and MKG shielded room phone half an hour before it. More details about the timetable will be given when we get it.

    2.11.2009
  • Andrey Zhdanov and Erik Larismaa are preparing video-MEG. Some changes in MEG recording space are to be expected.
  • Construction work in Meilahti area will include rock explosions at 08, 12, 16. in a 10-min period. Neuromag recommends that the subject is not seated under the dewar during thsese periods. More details about the timetable will be given when we get it.
  • Christmas seminar 17.12. at 15 onwards. Book into your calendars.
  • 30.5.2009
  • Official Neuromag information from data-analysis software release 3.4 and digitimer available from Juha
  • Dicom for MRI transfer is now working from Sonata disk to new Unix computers
  • The color printer near Pirjo's room prints two-sided copies when selection of suitable properties is done. This saves printing costs and your office space.
  • Announce your publications gone through: very important for lab financing
  • Remember to record all measurements to the books close to recording spaces!
  • 30.4.2009
  • Lab reservation program dysfunctions if some fields are left unfilled. No prevention for the user. Please make complete filling to avoid confusion.
  • New projector table has been installed. New aluminium supports to prevent slow downward move
  • Jari has made recordings of tactile pulse latencies and waveforms at different ISI:s. Contact him if you need them.
  • Meilahti Campus day 28.4. went well. We got special thanks from Ressu. Marvellous possibility to recruit test subjects: Jari has the list of participants.
  • No worm found in TMS-navigation. Check your data sticks before you insert them to the recording devices, as there is no possibility to install security programs to recording systems.
  • 30.2.2009
  • BioMag contributes to "Center of systems neuroimaging" that has been selected as a "National-level research infrastructure" by the Ministry of Education. Use this in your grant applications.
  • If data storage gets unduly full, researchers need to burn their own DVD:s within one month after the research has been done; thereafter they are removed from Tera.
  • 30.1.2009
  • MCE: does not necessarily read Maxfiltered data correctly. Contact Päivi for further details.
  • The cable of the MOD disk reader easily looses from Omega computer. Fixation attempted. Do not kick the instrument unnecessarily.
  • New eye tracker system has been installed. Please contact Juha, Jari, Ritva or Matias for instructions of use. Need for "Technical development" -seminar?


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    30.9.2008
  • Version 5.2.4 of the Brain Electrical Signal Analysis software BESA is available in BioMag on the PC called BESA
  • Presentation: version selection and keyboard settings may affect the function
  • MOD system is slowly dying out. MOD device update done. Copy important files to other storing media.
  • If Polhemus leads touch each other, up to 1-cm error in head localization is possible. This happens particularly easily in lying position!




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