Rigid and flexible endoscopy

Direct view into an organ is Sometimes Necessary.
For Medical Reasons, it is Often Important to be Able to directly look inside an organ. That can be one hand to the precise diagnosis may be Necessary, on the other hand, one can also make-an endoscopy treatment measures required. Also, access to the urinary tract through the abdominal cavity is one of the like used endoscopic procedures.


Light instruments and expand the possibilities.
Here, the physician uses either rigid or flexible endoscopes. The rigid, i.e. like a tube-shaped instrument, made ​​of a metal shaft, the which houses the optical apparatus of the endoscope. The flexible devices consist of a flexible tube That can be turned in all directions and can selectively penetrate into Certain areas. The light That illuminates the inside of organs is passed through Several prisms or by a fiber optic bundle to the beginning of the endoscope. There is no danger That a hot light bulb on the tip of the endoscope as the bladder mucosa scalded.


Both devices have advantages and Disadvantages.
The use of rigid endoscopes in urology have some advantages:

     They allow a better visual quality
     by the rigid shaft can Further instruments (Such as a biopsy forceps) are introduced.

In contrast, the flexible devices are Easier to control and allow an investigation into Various Positions. This results in endoscopic measures to lower impairments.


Anesthesia and general anesthesia are Necessary.
Endoscopic procedures are painful. That is why They are performed under anesthesia and general anesthesia. The degree of anesthesia depends on the projects of the physician (or a purely diagnostic endoscopic procedure) the individual's physical constitution and the wishes of the person concerned. Thus, the possibilities range from a simple local anesthesia, sedation with a sedative-hypnotics or minor, to a general anesthetic.