References
- Asling J. H., Shnider S. M., Margolis A. J., Willkinson G. L., Way E. L. Paracervical block anesthesia in obstetrics. Am J Obstet Gy-necol 1970; 107: 626
- Bleck L. Geburtshilfliche Anästhesie und Analgesie. Georg Thieme Verlag, Stuttgart. 1968; 37
- Bonica J. J. Principles and Practice of Obstetric Analgesia and Anesthesia. Blackwell Sci Publ, Oxford 1967; Vol. I: 488
- Crawford J. S. Principles and Practice of Obstetric Anaesthesia third edition. Black-well Sci Publ, Oxford 1972; 210
- Davies J. E., Frudenfeld J. C., Frudenfeld K., Webb A. N. The combined paracervical—pudendal block anesthesia for labor and delivery. A review of 2100 privat cases. Am J Obstet Gynecol 1964; 89: 366
- Dugger J. H., Kegel E. E., Buckley J. J. Transvaginal pudendal nerve-block: The safe anesthesia in obstetrics. Obstet Gynecol 1956; 8: 393
- Englesson S. Illustrated Handbook in Local Anaesthesia, E. Eriksson. Munksgaard, Copenhagen 1964; 94
- Focken A. Geburtserleichterung in der Austrei-bungsperiode durch Pudendusanästhesie. Die Medizinische 1958; 46: 1867
- Földes F. F., Molloy R., McNall P. G., Koukal L. R. Comparison of toxicity of intravenously given local anesthetic agents in man. J Am Med Assoc 1960; 172: 1493
- Fox G. S., Houle G. L., Desjardins P. D., Mercier G. Intrauterine fetal Hdocaine concentrations during continuous epidural anesthesia. Am J Obstet Gynecol 1971; 110: 896
- Hon E. H. Instrumentation of fetal heart rate and fetal electrocardiography. Obstet Gynecol 1967; 30: 281
- Jacobson L. Studies on Acid-Base and Electrolyte Components of Human Foetal and Maternal Blood during Labour. Studentlitteratur, Lund 1970
- Jacobson L., Rooth G., Gårdmark S. Fetal bradycardia after paracervical block caused by rapid maternal Pco2 and pH changes. Paper given at the VII World Congress of Obstetrics and Gynecol. Moskva August, 1973
- Johnson W. L., Winter W. W., Eng M., Bonica J. J., Hunter C. A. Effect of pudendal, spinal and peridural block anesthesia on the second stage of labor. Am J Obstet Gynecol 1972; 113: 166
- Klink E. W. Perineal nerve block: An anatomic and clinical study in the female. Obstet Gynecol 1953; 1: 137
- Klöckl F. K., Lamberti G., Sticherling C. Die kindliche Herzaktion in der Austreibungspe-riode. Lecture for Oberrhein. Gesellschaft für Geburtshilfe u. Gynäk. Badenweiler. Oktober, 1969
- Klöckl F. K., Lamberti G., Sticherling C. Methoden der pharmakologischen Geburtser-leichterung und Uterus-Relaxation, H. Jung. Georg Thieme Verlag, Stuttgart. 1972; 99
- Kobak A. J., Evans E. F., Johnson G. R. Transvaginal pudendal nerve block. Am J Obstet Gynecol 1956; 71: 981
- Meury E. Die Wirkung von Lidocain bei Pu-dendusblock und Damminfiltration sub partu auf den Säure-Basen Haushalt des Feten. Schweiz Z Gynäk Geburtsh 1972; 3: 57
- Morishima H. O., Daniel S. S., Finster M., Poppers P. J., James L. S. Transmission of mepivacaine hydrochloride (Carbocaine) across the human placenta. Anesthesiology 1966; 27: 147
- Poppers P. Proc Ninth Congr Scandinav Soc Anaesth 1969. Acta Anaesthesiol Scand suppl 1970; 37: 325
- Pose S. V., Cibils L. A., Zuspan F. P. Effect of 1-epinephrine infusion on uterine contractility and cardiovascular system. Am J Obstet Gynecol 1962; 84: 297
- Rooth G., Jacobson L. The value and validity of Base excess ecf in perinatal acid-base studies. Scand J Clin Lab Invest 1971; 28: 283
- Saling E. Das Kind in Bereich der Geburtshilfe. G. Thieme Verlag, Stuttgart. 1966
- Schokman F. C. M., Correy J. F. Pudendal Block: An Assessment of Efficacy and of Area of Analgesia. Aust NZ J Obstet Gynaecol 1971; 11: 91
- Shnider S. M., Way E. L. Plasma levels of lidocaine (Xylocaine®) in mother and newborn following obstetrical conduction anesthesia. Anesthesiology 1968; 29: 951
- Siggard-Andersen O. The pH, logPco2 blood acid-base nomogram revised. Scand J Clin Lab Invest 1962; 14: 598
- Stroup P. E. The influence of epinephrine on uterine contractility. Am J Obstet Gynecol 1962; 84: 595
- Svinhufvud G., Örtengren B., Jacobsson S.-E. The estimation of lidocaine and prilocaine in biological material by gas-chromatography. Scand J Clin Lab Invest 1965; 17: 162
- Teramo K., Rajamäki A. (1971) Maternal and fetal plasma concentrations of mepivacaine during pa-racervical blockade. Proc 2nd Europ Congr Perinatal Medicine, London, 1970. Karger, Basel, 161
- Wood C., Hing N. K., Hounslow D. The influence of differences of birth time upon fetal condition in normal deliveries. J Obstet Gynaecol Br Commonw 1973; 80: 289
- Zador G., Nilsson B. A. Low dose intermittent epidural anaesthesia with lidocaine for vaginal delivery. II. Influence on labour and foetal acid-base status. Acta Obstet Gynecol Scand 1974, Suppl 34: 17