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A randomized comparison of the Ypsilon-Y and Lippes loop D intrauterine devices in parous women.

A randomized single-blind clinical study was performed to determine whether there was any difference in the termination event rates between parous women using the Ypsilon-Y intrauterine device (IUD) and those using the Lippes loop D. A total of 174 women received the Ypsilon-Y IUD and 173 women received the loop D. A significant higher incidence of expulsion occurred with use of the Ypsilon-Y IUD.

Adolescent↗

Comparison of efficacy and complications of IUD insertion in immediate postplacental/early postpartum period with interval period: 1 year follow-up.

OBJECTIVE: This study aimed to compare immediate postplacental (IPP) and early postpartum (EP) intrauterine device (IUD) insertions with interval (INT) IUD insertions with respect to efficacy and complications. METHODS: The study group consisted of 268 women in whom the following TCu 380A IUD insertions were performed: 84 IPP (less than 10 min), 46 EP (10 min to 72 h) and 138 INT (more than 6 weeks). The women were followed up 8 weeks, 6 months and 12 months after insertion. Complications and pregnancies encountered at the end of 1 year following IPP, EP and INT insertions were compared. The chi-square test and Fisher's Exact Test were used for the evaluation of the data. RESULTS: Complications developed in 40.4% of the women in the IPP group, in 74.4% of the women in the EP group and in 19.2% of the women in the INT group (p<.001). Although no statistically significant difference was found between the groups for uterine perforation and infection (p>.001), there was a statistically significant difference between the groups in the incidence of complete and partial expulsion according to the time of IUD insertion. The overall cumulative pregnancy rate and frequency of pregnancy were found to be higher (p>.05 for both), which are both insignificant for the EP group (2 of 43 women), as compared with the INT (4 of 130 women) and IPP groups (2 of 84 women), and pregnancy rates at 1 year for all groups was 3.1% (8 of 257 women). CONCLUSION: IPP and EP insertion of the TCu 380A IUD is an effective and convenient procedure, and expulsion rates in these groups are higher than in the INT group. Further studies are necessary to determine the cause of the higher expulsion rates and to find ways to reduce such rates.

Adolescent↗

Comparison of the performances of TCu380A and TCu380S IUDs up to five years.

A modification of the TCu380A IUD to create the model TCu380S was introduced many years ago. The TCu380S utilizes copper sleeves that are flush in the plastic and are set at both ends of the horizontal arm. The objective of this study is to compare the clinical performance of the TCu380A and the TCu380S IUDs, especially regarding contraceptive performance and expulsion, in a cohort of women who had one of these two devices inserted at random. This paper presents the results up to 5 years of use. A total of 1568 women were enrolled: 806 women received a TCu380A and 762 women received a TCu380S IUD. The performance was evaluated by life-table analysis and significance between rates was tested by the method of log-rank. The cumulative pregnancy rate was low in users of both models of IUD but lower in users of the TCu380S model through the 5 years of use, without statistical significance. Expulsion was significantly higher in users of the TCu380S model during the five years of use. The other reasons for discontinuation were similar for both devices and did not show statistical significance. The continuation rate was significantly lower in users of the TCu380S model in the first and second years of use. Both devices presented a very low pregnancy rate and TCu380S presented a lower pregnancy rate than the TCu380A, although without statistical significance.

Adolescent↗

Preliminary report on the use of the combined multiload contraceptive intrauterine device (ML Cu-250).

The multiload contraceptive intrauterine device (IUD) (ML Cu-250) is made of polyethylene and contains copper wire which is wrapped around the stem, providing 250 sq mm of exposed copper surface area. The IUD was inserted in 294 women comprising 1884 women-months of use. Four pregnancies and three expulsions occurred. In 13 instances the ML Cu-250 IUD was removed for medical reasons (side effects). The net cumulative pregnancy rate for a 12-month period after insertion was 3.9% and the expulsion rate was 1.6%; the medical removal rate was 8.2%. No perforations or tubal pregnancies occurred. Our results with the ML Cu-250 was compared with our previous experience with other IUDs. It seems that the comparatively low pregnancy, expulsion, and medical removal rates render the ML Cu-250 a good device for clinical use.

Adult↗

Experience with the Ypsilon (Soichet) intrauterine device.

The Ypsilon intrauterine device (IUD), which consists of stainless steel covered with silicone rubber, was studied in 209 women. In the 3,169 woman-months of use, there were 21 pregnancies, nine expulsions, and in 24 instances the Ypsilon IUD was removed for medical reasons (side effects). The net cumulative pregnancy rate in the 12 months after insertion was 6.4% and the expulsion rate was 3.8%; the medical removal rate was 9.0%. No perforations or tubal pregnancies occurred. The comparatively low medical removal rate renders the Ypsilon IUD a fairly good device for clinical use, although the pregnancy rate is rather high.

Adult↗

Immediate postplacental IUD insertion: a randomized trial of sutured (Lippes Loop and TCu22OC) and non-sutured (TCu22OC) models.

A randomized clinical trial concerning immediate post-placental insertion (IPPI) of the Delta Lippes Loop, Delta TCu22OC, and TCu22OC was undertaken to assess the effect of the addition of catgut strands on IUD performance. A total of 906 devices were inserted and the subjects followed for 20 months, at which time 14,136 woman-months experience had been accumulated. The Delta Loop constantly had inadmissibly high expulsion and pregnancy rates. The two T-IUD models had significantly lower rates of expulsion and pregnancy, and these rates were similar for the sutured and the non-sutured TCu22OC. Immediate postplacental insertion of the three IUD models was totally safe in terms of infection and perforation. Due to the difficulty of insertion and high expellability, the Delta Loop is considered unfit for IPPI. Performance of the TCu22OC was good but the results did not indicate that "suturing" improved the retainability of this IUD model significantly.

Adult↗

Frameless versus classical intrauterine device for contraception.

BACKGROUND: The frameless intrauterine device (IUD) dispenses with the frame in the classical IUD and holds the device in the uterus by anchoring one end of a nylon thread in the fundal myometrium, to which copper sleeves are attached. OBJECTIVES: This review examines the hypothesis that the frameless IUD Gynefix reduces risk of expulsion and pregnancy, and the problems of bleeding and pain necessitating early removal. SEARCH STRATEGY: We searched the Cochrane Controlled Trial Register (Cochrane Library Issue 2, 2004), MEDLINE, and Popline from 1980 to March 2004, and reference list of articles. SELECTION CRITERIA: We selected for the review randomised trials that compared the frameless device to a classical framed device for contraception. DATA COLLECTION AND ANALYSIS: Both authors extracted data independently. We contacted study author for additional data. We calculated rate ratios and rate differences for cumulative rates for each outcome at yearly intervals. We used the inverse variance-based method to combine trials, and tested the results for heterogeneity. MAIN RESULTS: Four trials were included in the review involving 5,939 women randomised to either a frameless device or TCu380, with data up to eight years for the largest, and with a total experience of 23,180 years. Apart from one small trial, nulliparous women were excluded from the trials. The two earlier trials used a prototype introducer and there was a higher expulsion rate at one year (relative risk 2.48, 95% confidence intervals 1.89 to 3.26). However, between two and six years in the large WHO trial the risk of pregnancy was lower with the frameless device (relative risk 0.53, 95% confidence intervals 0.32 to 0.91). In a recent trial using GyneFix with a new introducer early expulsions and pregnancies were not statistically different from the control device. Removals rates for excessive bleeding and/or pain were no different between the devices (relative risks 0.92, 95% confidence intervals 0.74 to 1.14, at one year and 1.13, 0.93 to 1.37, at six years). There was a tendency towards fewer removals for pain in early years but no difference at six years (relative risk 1.13, 95% confidence intervals 0.93 to 1.37). AUTHORS' CONCLUSIONS: There is insufficient data to show that problems of early expulsions have been overcome with the modified introducer used in GyneFix. Apart from that, the frameless device performs similarly to TCu380, and appears to have a lower pregnancy rate in later years, although the absolute difference is small.

Contraception↗

IUD insertions by midwives: five years' experience in Santiago, Chile.

This report includes data on insertions of Lippes Loop D, Copper-7, and Copper-T intrauterine devices (IUDs) performed by certified nurse-midwives and physicians with comparable levels of training and experience in inserting IUDs. Net 1-year pregnancy, expulsion, and removal rates were used to compare the experiences of the 2 groups. There were no significant differences between the groups in most of the event rates or in the overall method discontinuation rates. The authors conclude that, with adequate training and experience, nurse-midwives can provide this family planning service with no additional risk to patients.

Chile↗

The clinical performance of the Multiload IUD. I. The influence of the endometrial cavity length.

Nine hundred and seventy-four cavimetries were performed using Kurz's Cavimeter prior to the insertion of a MLCu375 IUD. In this trial, we studied the endometrial cavity length of these women. Results of the cavimetries were correlated to IUD complications to determine which uterine sizes were associated with IUD side-effects. The expulsion rate was higher for women with an endometrial cavity length equal to or greater than 45 mm (p < 0.01) for one and two years.

Endometrium↗

Intrauterine progesterone treatment of early endometrial cancer.

OBJECTIVE: Our purpose was to assess the feasibility of using a progesterone-containing intrauterine device (IUD) to treat presumed Federation Internationale Gynecologie et d'Obstetrique (FIGO) stage IA, grade 1 endometrioid cancer in women at high risk for perioperative complications. STUDY DESIGN: Candidates were women with American Society of Anesthesiologists class III or IV grade 1 endometrioid cancer and no imaging evidence of myometrial invasion. Subjects underwent hysteroscopy, curettage, and IUD placement, followed by endometrial biopsy every 3 months for 1 year. The records of similar patients treated surgically during the 3 years before protocol initiation were reviewed for comparison. RESULTS: Sixteen patients fulfilled study criteria. Fourteen consented to participation; one was excluded at the time of IUD placement (grade 2 disease identified) and one was lost to follow-up. Twelve subjects have been followed up to 36 months; results of biopsies were negative in 7 of 11 at 6 months and 6 of 8 at 12 months. No IUD-related complications, except for expulsion, occurred. Sixteen complications (one fatal) occurred in 9 of the 15 control patients. CONCLUSION: Intrauterine progesterone appears to eradicate some cases of presumed stage IA, grade 1 endometrioid cancer in women at high risk for perioperative morbidity.

Adenocarcinoma↗

[Diagnosis and treatment of an occult intrauterine device].

Between February 1978 and December 1985 53 women with lost intrauterine devices (IUD) were treated. To exclude unrecognized expulsion and to locate the device sonography was primarily employed. In 90.6% of cases a correct diagnosis was established. Only in 9.4% of cases a plain X-ray of the abdomen was necessary because sonography was not diagnostic. In 47 patients (88.7%) the IUD could be located by hysteroscopy and was removed. Using biopsy forceps or curette. Of the remaining 6 cases there were 4 with perforation and intraabdominal dislocation, 1 spontaneous expulsion in the interval between diagnosis and admission to the hospital and 1 case of endometrial incrustation which escaped hysteroscopic diagnosis.

Abdomen↗

Use of echosonography to monitor uterine placement of intrauterine devices after immediate postpartum insertions.

A study designed to monitor uterine placement of IUDs inserted immediately postpartum using echosonography was conducted at the Hospital de Gineco Obstetricia No. 23, "Dr. Ignacio Morones Prieto" in Monterrey, Mexico. TCu220 and Delta T IUDs were randomly assigned to, and inserted in women immediately following a normal vaginal delivery. Ultrasound examinations were to be performed within 60 min postinsertion, at 24 h postinsertion and at 1- and 3-month follow-up visits. There were no differences in the expulsion rates of the two device groups. Data are presented on the readings taken at the ultrasound examinations of the distance between the fundus and the upper part of the stem of the T. These differences differed significantly between the two device groups at the first ultrasound reading only (P less than or equal to 0.01). No relationship was found between the incidence of expulsion and the distance between the IUD and the fundus at any of the readings.

Female↗

Clinical outcomes of early postplacental insertion of intrauterine contraceptive devices.

OBJECTIVES: To assess the efficacy, safety and, thus, advantages and disadvantages, of early postplacental intrauterine device (IUD) insertion. METHODS: IUDs were inserted within 10 min after postplacental expulsion in term pregnancy both in vaginal and cesarean deliveries via a ring forceps. Of the 276 patients enrolled, 235 were included in the study. Recipients were scheduled for examination before hospital discharge and at 6 weeks, 6 months and 12 months after postplacental insertion. RESULTS: The percentages of women returning for a follow-up visit were 221 (94%), 210 (89%) and 183 (78%) at 6 weeks, 6 months and 12 months, respectively. Among IUD acceptors, 74% of the cases had vaginal deliveries and 26% had cesarean deliveries. Continuation rates were relatively high, 87.6% and 76.3%, at 6 and 12 months, respectively, after postplacental insertion of IUD. In this study, the 1-year cumulative expulsion rate with TCu 380A device was 12.3%, which may be regarded as a standard expulsion rate for immediate postplacental insertion of similar models of IUDs. CONCLUSION: The evidence from this study suggests that immediate postplacental insertion of CuT 380 models is an effective, useful, safe, convenient and low-cost procedure for early postpartum contraception.

Adult↗

Survey of IUD replacing status in Sichuan, PR China.

To investigate the status of copper-bearing intrauterine device (IUD) replacing inert IUD in Sichuan Province, cluster random sampling method was adopted for the survey. Questionnaires were completed and IUD were inspected through ultrasound among 12,804 subjects of 15 counties, who were inserted an IUD from 1994 to 1998. The insertion rate of copper-bearing IUD was 42.1%, in a gradually increasing trend; it was lower in mountain areas than in plain and hilly areas and increased after induced abortion and previous IUD failure. Some factors, such as lower pregnancy rate, lower expulsion rate and easy removal, etc., contributed to copper-bearing IUD use. On the other hand, other factors like longer contraception period, lower side effects and lower cost contributed to inert IUD use. The results show that the adoption of copper-bearing IUD is increasing, but those factors influencing copper-bearing IUD replacement should not be neglected.

Adolescent↗

Failure to insert an intrauterine device.

Numerous studies have reported IUD-related events in evaluating the rates of pregnancy, expulsion, and removal for bleeding and pain, but the inability to successfully insert an IUD has been overlooked. This study analyzed data on 51 unsuccessful insertions from 22 international centers collected on standard forms. The incidence of insertion failures was estimated to be between 2.3 and 8.3/1000 attempted insertions. No statistically significant risk factors in patient characteristics were delineated through a case-control analysis. The incidence of insertion failures among postpartum cases was highest for the Delta Loop (16.8/1000 insertions). Data suggest that failure to successfully insert an IUD may not be directly attributable to any specific host characteristic but rather is contingent on agent (IUD type) and provider (inserter) factors.

Cervix Uteri↗

Experience with GyneFIX insertions in Spain: favorable acceptance of the intrauterine contraceptive implant with some limitations.

This study evaluates the incidents associated with GyneFIX insertion and first-year expulsion and continuity rates within the usual intrauterine contraceptive practice of a working group of Spanish professionals (GESEG), formed specifically with this aim. It is a prospective, multicenter, observational study of GyneFIX insertion in 1684 women. Data were prospectively collected on a structured form and processed centrally. Interest was focused on difficulties encountered during the insertion procedure and symptoms experienced during insertion. All terms were defined by consensus. Among the total, 18.6% of the women were nulliparous. GyneFIX insertion was rated easy in 92%, with more difficulty in nulliparous women, who showed significantly more symptoms during insertion of the device. First-year expulsion and continuity rates were 5.6 and 88 per 100 women, respectively. The pregnancy rate was 0.3 per 100 women/years. The GyneFIX system is an interesting alternative to standard IUDs for intrauterine contraception with copper, particularly in women who have experienced expulsion of other types of IUDs. Experienced professionals in IUD insertion quickly acquire familiarity with the GyneFIX insertion system, but proper implantation does not completely eliminate the risk of expulsion. Thus, the insertion system should be further modified to achieve a simpler, safer technique.

Adult↗

Insertion and removal of intrauterine devices.

The intrauterine device (IUD) is an effective contraceptive for many women. The copper-releasing IUD can be used for 10 years before replacement and is a good choice for women who cannot, or choose not to, use hormone-releasing contraceptives. However, some women experience an increase in menstrual blood loss and dysmenorrhea. The progestin-releasing IUD can be used for five years. It may reduce menorrhagia and dysmenorrhea, although some women have increased spotting and bleeding during the first months after insertion. The ideal candidates for IUD use are parous women in stable, monogamous relationships. Pregnancy, unexplained vaginal bleeding, and a lifestyle placing the woman at risk for sexually transmitted diseases are contraindications to IUD use. Insertion of the IUD can take place at any time during the menstrual cycle provided the woman is not pregnant. Before insertion, a bimanual examination and a sounding of the uterus are necessary to determine the uterus position and the depth of the uterine cavity. The IUD is inserted into the uterus according to individual protocols, with the threads cut at a length to allow the patient to check the device's position. Expulsion may occur with both types of IUDs.

Contraception↗

Post-cesarean section insertion of intrauterine devices.

Among 52 women who delivered by cesarean section in a medical center in Beijing, China and had either a Delta Loop or Delta T intrauterine device (IUD) inserted manually through the incision wound, the expulsion rates were significantly lower than among a comparable group of 147 women who both delivered and had the IUD inserted vaginally (4.1 versus 20.5 per 100 women at six months post-insertion). Since the cesarean delivery rate is increasing worldwide, we deem this preliminary finding important for postpartum contraception programs and urge further studies.

Adult↗