| 摘要 |
FIELD: medicine.SUBSTANCE: invention relates to medicine. Device consists of cuff, similar to cuff fro measurement of arterial pressure. In cuff located is fixation frame for placement of slide disc in it. Disc has channel and consists of mobile semi-discs. Semi-discs are at a distance from each other. Cassette cartridge with cassette and needles is placed in channel. When semi-discs are compressed, scanning device detects vein, which is informed about by sound or light signal, semi-discs are fixed in corresponding position. Dispersion of anesthetic is performed by medical personnel or patient on their own. After anesthetic action, needle is introduced into bloodstream by pressing cassette cover. Cover is turned back and syringe tip, callula of system for blood transfusion or cannula of vacuum test tube for blood sampling is introduced through hermetic opening under cover.EFFECT: device ensures painlessness and low invasiveness of procedure, provides opportunity of application by patient on their own without assistance by medical personnel, is not expensive.12 dwg |
