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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
9
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pubmed:dateCreated |
1993-11-23
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pubmed:abstractText |
Between May 1985 and May 1991 we implanted 115 DFH-leads as unipolar atrial leads. The active fixation mechanism of this electrode consists of two sickle-shaped anchoring hooks which are placed at a distance of 0.9 mm parallel to the distal flat end of the electrode. All leads were affixed to the free wall of the right atrium. One hundred eight leads (93.9%) were implanted for dual chamber pacing and seven leads (6.1%) for single chamber atrial pacing. Parameters measured at implantation were (mean values): stimulation threshold 1.06 +/- 0.42 V at 0.5 msec pulse width, P wave amplitude 5.12 +/- 2.04 mV, and lead impedance 560 +/- 76.1 Ohms. Within the first week after implantation, three early dislodgements occurred (2.6%). The follow-up period averaged 30.4 +/- 16.2 months (range 2-76 months). During this time, 14 late macrodislodgements (12.2%) occurred after a mean period of 18.4 months (range 2-59 months). All of them required reoperation. The active fixation mechanism of the DFH-lead appears to be unreliable, if implanted in the free wall of the right atrium for dual chamber pacing.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:status |
MEDLINE
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pubmed:month |
Sep
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pubmed:issn |
0147-8389
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
16
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
1785-8
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pubmed:dateRevised |
2004-11-17
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pubmed:meshHeading |
pubmed-meshheading:7692409-Adult,
pubmed-meshheading:7692409-Aged,
pubmed-meshheading:7692409-Aged, 80 and over,
pubmed-meshheading:7692409-Equipment Failure,
pubmed-meshheading:7692409-Female,
pubmed-meshheading:7692409-Heart Atria,
pubmed-meshheading:7692409-Humans,
pubmed-meshheading:7692409-Male,
pubmed-meshheading:7692409-Middle Aged,
pubmed-meshheading:7692409-Pacemaker, Artificial,
pubmed-meshheading:7692409-Reoperation,
pubmed-meshheading:7692409-Retrospective Studies
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pubmed:year |
1993
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pubmed:articleTitle |
High rate of late dislodgements of an active fixation atrial lead.
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pubmed:affiliation |
Medical Clinic I, Hanau City Hospital, Germany.
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pubmed:publicationType |
Journal Article
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