Page 14 - ENT IMPLANTS CATALOGUE IMPLANTS ORL

IMPLANT SYSTEMS AND

PROSTHESES

FOR TYMPANOPLASTY

ELEGANT DESIGNS WITH INNOVATIVE FEATURES thesis with its micro ball joint in the head plate. This flexibility mimics
the fine movements of the tympanic membrane especially during the
KURZ implant systems and prostheses for tympanoplasty are elegantly healing phase which has a favorable impact on implant stability.
designed made from pure titanium. Well-established understanding
of middle ear mechanics, in conjunction with the latest clinical
research, represents the basis of our innovative developments. KURZ BELLS, CLIPS, AND ADHESION FORCES
products are subject to extensive measurement and simulation test- KURZ has developed many different solutions to ensure optimal, stan-
ing. Furthermore, there are numerous publications by independent dardized coupling to the stapes head and footplate:
surgeons reporting the positive experiences with KURZ products.
The conically shaped bell of the partial prostheses optimally adapts
SHORTEST FUNCTIONAL LENGTH to the stapes head encouraging acoustic transfer function in the
direction of the oval window. Recessed slots allow adequate space
KURZ designs all our devices considering pre-tension and stability for the stapedius tendon and are easily augmented in the presence of
such that the acoustic signal is transferred most optimal across the superstructure anomaly.
hearing frequencies. Consequently, a broad length availability be-
comes focal and in particular short length prostheses. The CliP partial prosthesis features spring loaded, atraumatic foils
that create unprecedented stability and standardized coupling to the
All KURZ partial prostheses achieve a functional length of 0.75 stapes head. Especially in the case of extensive tympanic membrane
mm including our adjustable TTP-VARIAC system. Engineer- reconstructions the filigree clip legs of the original KURZ CliP provide
ing was able to eliminate size limiting fixation columns from additional security and stability, particularly in long-term use.
underneath the head plate by introducing a unique locking mech-
anism inside the head plate itself bringing greater utility and elimi- Each KURZ total prosthesis is designed with a cannulated distal foot-
nate the need for additional shelf stock*. ing developed to give the prosthesis an excellent degree of stability.
Additional stability and function is accessed when the hollow stem of
OPTIMIZED INTRAOPERATIVE HANDLING the Total Prosthesis is cupped over the OMEGA sphere, transforming
a typically static coupling to a much more dynamic union. In this way
During surgery the finely balanced weight distribution of KURZ pros- a flexible ball joint connection is created which can follow the postop-
theses, and partially roughened surfaces, provide additional stability erative movements of the tympanic membrane in the healing phase.
in handling. Fine structures and large, fenestrated head plates help to
achieve better intraoperative visibility. * Neudert M., Bornitz M., Lasurashvili N., Schmidt U., Beleites T., Zahnert T.: Impact of Pros-
thesis Length on Tympanic Membrane's and Annular Ligament's Stiffness and the Resulting
KURZ designs are also engineered to compensate for negative side Middle Ear Sound Transmission. Otology & Neurotology: HYPERLINK "http://journals.lww.com/
otology-neurotology/toc/2016/10000" October 2016, Volume 37, Issue 9 p e369–e376. doi:
effects of the healing process as found in the FlexiBAL partial pros- 10.1097/MAO.0000000000001064
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