The composition of the human body is the most complex among all living organisms. Despite all the complexities of its structure, it is in a permanent balance, by the combination of the devices in its body, which are always working regularly and harmoniously so that none of them work on each other. The organs are responsible for carrying out a specific function that is of its specialty, such as gastrointestinal digestion, blood transfusion throughout the body responsible for the circulatory system, breathing process which is the responsibility of the respiratory system, the process of disposing of fluids and excess salts from the body which It is about Urinary tract.
The urinary system is one of the important organs of the body, which means to do many of the functions very important to the human body, one of the most important functions, rid the human body of the toxins in it, specifically toxins that are derivatives of ammonia or as known as urea, and has a significant role in maintaining the acid balance It works to balance the acids and bases in the blood. It also maintains the concentration of water and salts inside the body. It works to rid the body of excess waste and fluids, in addition to many important functions. The urinary system in humans consists of several parts, : Total That, bladder, urethra, and ureters.
The ureter is a muscle channel that connects between the kidney and the bladder. Each kidney in the human body is connected to a single ureter that connects it to the bladder. The length of the ureter is 25 cm, can reach 35 cm and the diameter is 3 to 4 mm, The ureter consists of three layers, namely:
- The outer layer, a serous layer.
- The middle layer consists of muscles.
- The inner layer, a mucous layer.
The most prominent health problems that may be exposed to the ureters are the presence of gravel, and these gravel is a collection of salts to become small balls, and the diameter of a few millimeters to a few inches, and these stones in the kidney and then go out to the ureter, Seals the urethra, causing pain and burning during urination.
It is necessary for the person suffering from this problem to see the doctor immediately, to diagnose his condition, and to know how to treat it. One of the methods used by the doctor to treat the stones is the ureter catheter, and the ureter catheter is a pillar, which is a long flexible tube, passed from the kidney to the bladder , Passing through the kidney around the pebble, reaching the bladder, and then bypassing the pebble until the discharge of the urine from the kidney, ie they are placed in the ureter to expand the urethra in the ureter so that it does not occlude due to the presence of gravel in it.