Types of Ligation Products
A tubal ligation is a common form of female birth control. Sometimes referred to as "getting your tubes tied," it refers to various ligation methods and products used for preventing sperm from reaching a fertile egg. However, each method carries a variety of risks and benefits, and no method is 100 percent effective.-
Tubal Clip
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Dr. Jaroslav Hulka, from Chapel Hill, North Carolina, developed the tubal clip or Hulka Clip. It is a spring clip with a hinge that is placed on the fallopian tube, close to the uterus. Generally during an outpatient, laparoscopic procedure, the 7mm clip is placed over the tube and compressed. This method does the least amount of damage to the fallopian tube, according to Chapel Hill Tubal Reversal Center.
Tubal Ring
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The tubal ring, called the Yoon ring, Lay Loop and Falope ring, is a silastic band, which is also placed around the fallopian tube. It requires a 2 to 3 cm section of tube for successful placement. The doctor uses a cone-shaped applicator and draws the tube up, causing a "kink." He then places the tubal ring on it. The method causes scarring within the fallopian tube, due to lack of blood flow. This prevents sperm from reaching the egg.
Ligature Band
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The most common technique is the Pomeroy. This method involves tying a section of the fallopian tube with an absorbable ligature band product used for a tubal ligation and removing a portion of the tube. After the tissue is removed, the tube begins healing and forms scar tissue. Peritoneum tissue --- that covers internal organs --- grows over the end of the tube and the ligature dissolves. This leaves a gap between each end of the tube, preventing fertilization.
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