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Biomedical subjects

V Gomel

Publications and source records attributed to V Gomel.

14 recordsLinked to original sources

The influence of fallopian tube length on fertility in the rabbit.

The correlation between the length of the oviduct and degree of fertility was studied in 16 New Zealand White rabbits subjected to microsurgical resection of differing lengths of fallopian tube involving the isthmus in each case. A highly significant (P less than 0.005) linear correlation was found, suggesting that more than 47% of an oviduct must remain distally before fertility can be anticipated. Absence of the isthmic segment of the fallopian tube was found to be associated with supracervical fetal implantations in the uterus. The importance of the assessment of tubal length as a prelude to reconstructive surgery, especially for reversal of sterilization, is emphasized.

Animals

Salpingostomy by microsurgery.

Salpingostomy for hydrosalpinx was carried out using a microsurgical technique. The postoperative patency rate was over 90%. Among the 41 patients followed for more than 1 year, 29% have had one or more intrauterine pregnancies and 27% have had live births. The ectopic gestation rate was 12%. All of the tubal gestations occurred in the 1st postoperative year whereas 60% of the intrauterine pregnancies occurred after the 1st year, suggesting a degree of restoration in the mucosa and the musculature of the oviduct with the re-establishment of patency and the passage of time.

Electrosurgery

Profile of women requesting reversal of sterilization.

One hundred consecutive patients requesting reversal of sterilization have been analyzed. At the time of sterilization 52% were 25 years old or under and 89% were 30 years old or under. Fifty-three patients were not in a stable marital relationship. The mean number of children per patient was 2.39. Two-thirds of the 47 patients who underwent pueperal sterilization regretted their decision within the 1st year. Twenty-six percent of the patients felt psychologically adversely affected by the procedure. The reason for requesting reversal of sterilization in the majority (63%) was a change in marital status. Other reasons were crib death (17%), desire for more children (10%), psychologic factors (6%) accidental tragedies (4%).

Adult

Tubal reanastomosis by microsurgery.

The enormous increase in the number of sterilizations performed in young women is creating a demand for reversal of this procedure. The author's experience with tubal reanastomosis using a microsurgical technique is presented. The traditional approach to cornual occlusion of the tubes has been tubouterine implantation. The demonstration that in such cases the intramural portion of the tube is often patent and that the occlusion site is located in the proximal isthmus has allowed, instead, resection and end-to-end anastomosis at the cornua. Including both tubouterine anastomosis for cornual occlusion and end-to-end anastomosis after previous sterilization, tubal reanastomosis was performed in 31 patients. The postoperative patency rate was 87%, and 64% have had intrauterine pregnancies. In the group subjected to tubal reanastomosis following a previous sterilization, 72.7% of those attempting a pregnancy and having more than 6 months' follow-up have had intrauterine gestations.

Adult

Laparoscopy in general surgery.

In the last seven years laparoscopy has become increasingly popular in North America. The procedure has been mainly embraced by the gynecologist. Other specialities have been relatively slow in recognizing its value. Laparoscopy has wide applications in general surgery. It is a useful tool in blunt abdominal trauma and often prevents laparotomy. In patients with acute abdominal conditions, when findings are atypical, uncertainty in diagnosis may be resolved by laparoscopy. In patients with malignant disease it permits assessment of the extent of the lesion and enables accurate selection of the mode of therapy. Numerous procedures per laparoscopy, including biopsies, division of adhesions, cholangiography and collection of samples for bacteriologic studies, may be carried out simultaneously. Complication associated with the procedure are few but may be severe. These can be avoided by careful adherence to proper technic.

Abdomen, Acute

Laparoscopic tubal surgery in infertility.

Besides its diagnostic value, laparoscopy is a useful operative tool in the treatment of infertility. We have used dilatation of phimotic tubal ostia and salpingolysis by laparoscopy as our primary approach. In the total series of 33 cases a pregnancy rate of 42.1 percent was obtained.

Fallopian Tubes