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  • 25.70.Cd  (3)
  • Anastomose  (1)
  • Glenoid fracture  (1)
Materialart
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Schlagwörter
  • 1
    ISSN: 1433-0385
    Schlagwort(e): Key words: Restorative proctectomy ; Coloanal anastomosis ; Pouch-anal anastomosis. ; Schlüsselwörter: Proktektomie ; restaurative ; Anastomose ; coloanale ; Anastomose ; colonpouchanale.
    Quelle: Springer Online Journal Archives 1860-2000
    Thema: Medizin
    Beschreibung / Inhaltsverzeichnis: Zusammenfassung. Von 63 Patienten, welche eine tiefe anteriore Rectumresektion erhielten, wurden 39 mit einer direkten coloanalen Anastomose (CAA), 24 unter Zwischenschaltung eine Colon-J-Pouches als colonpouchanale Anastomose (CPA) rekonstruiert. Lokalseptische Komplikationen traten in 20,5 % aller Patienten nach CAA gegenüber 12,5 % nach CPA auf, die Stuhlfrequenz war nach zusätzlicher Pouchanlage 3,3 pro 24 h verglichen mit 5,2 pro 24 Std nach direkter coloanaler Anastomose (p = 0,053). Die postoperative Kontinenz war in der Pouchgruppe tendentiell besser (n. s.), die Analmanometrie zeigte lediglich einen signifikanten postoperativen Abfall des Ruhedruckes nach direkter coloanaler Anastomose. Die Ergebnisse sprechen für die Anlage eines primären Colonpouches, da die lokalseptische Komplikationsrate nach colonpouchanaler Anastomose niedriger und das funktionelle Ergebnis tendentiell günstiger ist.
    Notizen: Summary. Thirty-nine of 63 patients undergoing deep anterior rectal resection received a straight coloanal anastomosis (CAA); the remaining 24 patients additionally had a colon-j-pouch (CPA) constructed. After pouch-anal anastomosis, local septic complications occurred in 12.5 % of patients compared to 20.5 % after coloanal anastomosis. Stool frequency after pouch-anal anastomosis was 3.3 per 24 h compared to 5.2 per 24 h after straight anastomosis within the first year after ileostomy closure (P = 0.053). Continence was slightly better in the pouch group (n. s.), and anal manometry showed a significant postoperative decrease only in resting pressure after straight coloanal anastomosis (P 〈 0.001). This study supports the construction of a colon-j-pouch after deep rectal resection, as the pouch-anal anastomosis has fewer local septic complications and seems to improve functional outcome.
    Materialart: Digitale Medien
    Bibliothek Standort Signatur Band/Heft/Jahr Verfügbarkeit
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  • 2
    Digitale Medien
    Digitale Medien
    Springer
    Der Chirurg 70 (1999), S. 1361-1363 
    ISSN: 1433-0385
    Schlagwort(e): Key words: Subacromial shoulder dislocation ; Glenoid fracture ; Osteosynthesis. ; Schlüsselwörter: Subacromiale Schulterluxation ; Glenoidfraktur ; Osteosynthese.
    Quelle: Springer Online Journal Archives 1860-2000
    Thema: Medizin
    Beschreibung / Inhaltsverzeichnis: Zusammenfassung. Wir berichten über den Fall einer subacromialen Schulterluxation, die durch die Kombination von einer cranialen Glenoidfraktur und einer Acromionfraktur möglich wurde. Der Patient hatte sich diese ungewöhnliche Kombinationsverletzung im Rahmen eines Handballspiels zugezogen. Erst die weiterführende Diagnostik mit einem CT der Schulter zeigte das ganze Ausmaß der Verletzung. Es erfolgte die osteosynthetische Versorgung der Glenoidfraktur nach Reposition der Schulter. Das postoperative Ergebnis zeigte eine gute anatomische Rekonstruktion der glenoidalen Gelenkfläche. Der Patient hat nach Abschluß unserer Behandlung eine gute funktionelle Wiederherstellung der Beweglichkeit im Schultergelenk mit Abduktion bis 180 ° und ist wieder voll berufstätig.
    Notizen: Summary. We report on a case of subacromial shoulder dislocation, which resulted from a combination of a cranial glenoid fracture and an acromial fracture. The patient sustained this rare injury while playing handball. The whole implication of the injury was revealed only after extensive workup with CT scan of the shoulder. After reduction of the shoulder dislocation, the glenoid fracture was stabilized by osteosynthesis. The postoperative results showed anatomical reconstruction of the glenoid joint surface. After completion of therapy, the patient has achieved good functional results with a full range of motion (abduction 180 °) and has been able to work full-time again.
    Materialart: Digitale Medien
    Bibliothek Standort Signatur Band/Heft/Jahr Verfügbarkeit
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  • 3
    ISSN: 1434-601X
    Schlagwort(e): 14.60.Cd ; 25.70.Cd ; 25.70.Ef
    Quelle: Springer Online Journal Archives 1860-2000
    Thema: Physik
    Notizen: Abstract We present the results obtained from systematic studies of positron creation for a series of heavy-collision systems, with united chargeZ u =Z 1 +Z 2 ranging fromZ u =164 (Pb + Pb) toZ u =184 (U+U) at bombarding energies close to the Coulomb barrier, using the Orangeβ-spectrometer at GSI. For each collision system studied, the dominating continuous distributions due to quasiatomic and nuclear positron emission are determined accurately. This is essential in obtaining the characteristics of the still unexplained monoenergetic positron lines which appear in the energy range between 200 keV and 400 keV. Our results are compared with coupled-channels calculations for quasi-atomic positron creation. The latter describe quite well the global features of the measured spectra, but overestimate systematically their absolute values. From the comparison, a common normalization factor of about 0.75 can be established for the calculated spectra. In particular, the dependence onZ u of the measured emission probabilities was found to follow a power law (∝Z u 195±1), in fair agreement with the theoretical prediction.
    Materialart: Digitale Medien
    Bibliothek Standort Signatur Band/Heft/Jahr Verfügbarkeit
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  • 4
    ISSN: 1434-601X
    Schlagwort(e): 14.60.Cd ; 25.70.Cd ; 25.70.Ef
    Quelle: Springer Online Journal Archives 1860-2000
    Thema: Physik
    Notizen: Abstract We present the results obtained from a series of ρ+ρ−-coincidence measurements in heavy-ion collisions using the double-Orangeβ-spectrometer at GSI. The collision systems U+U, U+Pb, and U+Ta were investigated at bombarding energies close to and slightly above (U+Ta) the Coulomb barrier. For all systems studied, very narrow (FWHM−20 keV) ρ+ρ− lines were observed in the sum-energy spectra, with kinetic energies ranging from ∼555 keV to ∼810 keV, superimposed on a continuous distribution mainly due to uncorrelated ρ+ρ− emission. Particularly in the U+Ta system, a pronounced sum-energy line appears at ∼634 keV, predominantly in deep-inelastic collisions. In some cases (e.g. U+Pb) the line characteristics is consistent with a two-body decay mode of an emitter which moves with the c.m. velocity of the colliding ions. However, other lines, and in particular the 634 keV line (U+Ta), exhibit a rather isotropical opening-angle distribution whereas their energy is unequally shared between positrons and electrons, thus being in clear disagreement with this scenario. In general, the data preclude an emission from the separated (moving) nuclei, and, in the latter cases, provide evidence that the e+e−-pair decay occurs in the vicinity of the Coulomb field of a third heavy (positively charged) partner having only a small transverse velocity (|v|⊥〈0.02c)
    Materialart: Digitale Medien
    Bibliothek Standort Signatur Band/Heft/Jahr Verfügbarkeit
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  • 5
    Digitale Medien
    Digitale Medien
    Springer
    The European physical journal 328 (1987), S. 129-145 
    ISSN: 1434-601X
    Schlagwort(e): 14.60.Cd ; 25.70.Cd ; 25.70.Ef
    Quelle: Springer Online Journal Archives 1860-2000
    Thema: Physik
    Notizen: Abstract Positron lines were observed in heavy ion-atom collisions at bombarding energies close to the Coulomb barrier in subcritical systems with the sum of the atomic numbers of the colliding nucleiZ u =Z 1+Z 2 being smaller thanZ u =172. Each collision system, studied,208Pb +208Pb(Zu=164),238U+181Ta(Zu=165), and238Au(Zu=171), exhibits the emission of two positron lines withZ u -independent c.m. energies of ∼ 258 keV and ∼ 340 keV, and with widths of about 30 keV, superimposed on continuous positron spectra from nuclear pair decay and pair emission induced by the time changing Coulomb field of the collision. The production cross section of thee +-lines rises with a high power ofZ u (ocZ u 22), which is comparable to theZ u 20-dependence for the collision induced positrons.
    Materialart: Digitale Medien
    Bibliothek Standort Signatur Band/Heft/Jahr Verfügbarkeit
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