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Biomedical subjects

T Somers

Publications and source records attributed to T Somers.

40 records · Page 3Linked to original sources

[2-stage reconstruction of extensive subglottic tracheal stenosis].

The authors describe an open technique, used over the past 25 years to reconstruct the subglottic region in two stages after extensive laryngo-tracheal stenosis. After submucosal resection of fibrous tissue and reconstruction of the subglottic-tracheal skeleton by means of two autologous osseous grafts, a large laryngo-tracheostomy is created during the initial stage. A few weeks later, in a second stage, the anterior wall is closed using two cervical hinge-door flaps. Ten patients underwent this procedure and have had a minimal follow-up of 3 years. All ten patients could be decannulated after completion of the treatment and no recurrence of a stenosis could be observed during the follow-up.

Adult↗

Scanning electron microscopical analysis of the acute and chronic effects of intra-cochlear electrode implantation.

Scanning electron microscopy was used to study the acute histopathological effects immediately after surgical implantation of a 2-channel electrode, and the chronic effects after long-term placement of the perscalar implant. This study with cats shows that an atraumatic implantation can be achieved and that the peripheral neural structures were retained although the hair cells degenerated and the spatial organization of the supporting cells was slightly changed. The population of hair cells outside the region of the implanted electrode was not affected.

Animals↗

Neonatal hearing screening with transient evoked otoacoustic emissions: a learning curve.

The present paper reports on the implementation of a neonatal hearing screening programme in a private hospital in Belgium. A maternity-based neonatal hearing screening project with transient evoked otoacoustic emissions (TEOAEs) was started in 1993. The cost of the test was not covered by the public health insurance, so the parents had to pay the full cost for screening their child (approximately 30 Euro). Since 1993 the programme strategies have been changed on several occasions to improve the quality and efficacy. A retrospective analysis was performed on: (1) the test pass rate; (2) the coverage; and (3) the number of children who become 'Lost to follow-up' after failing the initial test. The data show a steady learning curve with a time course of several years. They also demonstrate that it is worthwhile and feasible to run a high-quality screening programme in a private establishment.

Belgium↗