![]() Guide catheter extension push rod should be manually held during Y-connector valve of the guide catheter should be tight and the external The guide catheter extension back to a location where this completelyĨ. Of the pressure waveform is encountered, it is absolutely important to pull The guide catheter extension engages the coronary branch. The injection rate should be dropped to at least half of the usual rate when Safer navigation through tortuous and calcified anatomyħ. If possible, deliver the guide catheter extension over theĦ. Optimize the direction of entry of the child catheter intoĥ. Manipulate the mother guide catheter engagement to Avoid engaging a 6 Fr guide catheter extension in a vesselĤ. ![]() Avoid engaging a guide catheter extension in the presenceģ. Resistance, especially in the setting of steep angles.Ģ. Avoid advancing the guide catheter extension against any Ten technical tips to minimize the risk of guide catheterġ. Is smaller than the GC (eg, a 6-F extension inģ) Ischemia- Pressure dampening, avoid in Avoid pushing Guide Ext Catheter againstġ) Coronary Dissection- Forceful injection toĢ) Rewiring-loop formation when the extension.GC extension can be advanced directly into the There is no proximal stenosis or tortuosity, the If the proximal coronary artery is large and.To Limit Contrast- in renal compromise or Requires good vessel and lesion preparation.ģ. To Bypass Calcification and Tortuosity-This Telescope (Medtronic)- 6F guide extensionĢ. That was approved by the FDA in March 2013Īnd is manufactured in one size (6 Fr) that fits “mother and child” guide catheter extension Guidezilla catheter is also a rapid exchange, It has a radiopaque marker 2.66 mm from the It is 145-cm-long and has a 25-cm single lumenĬylinder that enters the coronary vessel. It fits through a small 6, 6, 7, and 8 Fr guideĬatheter, respectively, resulting in an innerĭiameter that is approximately 1 Fr smaller than Is manufactured in four sizes (5.5, 6, 7, and 8 Fr), “mother and child” guide catheter extension and Guideliner V2 catheter is a rapid exchange, Guideliner V2 catheter (Vascular Solutions) -Ģ. Four guide catheter extensions are currentlyġ.
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