bolus injection

bolus injection

The injection of drug in a single large volume (a bolus), as in an IV infusion, in contrast to gradual administration.
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Syringes are also used for preparing phenylephrine bolus injection, as well as for rocuronium, a paralytic used to relax muscles during general anesthesia, and nitroprusside for blood pressure, heart rate and cardiovascular issues.
Some studies show the usefulness of high-dose bolus injection of urokinase (15.000 IU/K) for treating MPE.
Caption: Figure 1 Hepatic portal hypertensive response following in bolus injection of 40 nmol adrenaline (Adr) or 2 nmol angiotensin II (AII).
The right jugular vein and left carotid artery were cannulated for administration of SUM (3 mg/kg, i.v., bolus injection) and mean arterial pressure monitoring, respectively.
Other methods were shown to be effective in decreasing propofol pain including using a large antecubital veins, rapid bolus injection of propofol, and briefly occluding the vein with a tourniquet before injecting the lidocaine in order to maximize the contact time between the vein wall and the local anesthetic.
Ketorolac maintains pain relief at an opioid level, but is currently only available as an intravenous bolus injection.
In this multicenter, randomized, double-blind, placebo-controlled clinical trial, 219 patients were enrolled and randomly assigned to receive a postoperative regimen of IV meloxicam 30mg (bolus injection) or placebo in a 1:1 ratio, once every 24 hours for up to 3 doses, following abdominoplasty surgery, a representative soft tissue surgery.
The jugular vein was cannulated with polyethylene tube for intravenous bolus injection of tacrolimus and other drugs (indinavir and ritonavir).
With a single bolus injection of contrast medium, the pattern of vascular enhancement during the first circulation and the pattern of vascular and tissue enhancement during recirculation can be studied.
We do not consider a continuous infusion of DCs, but a short period or bolus injection that can be considered instantaneous.
Therefore, cardiac arrest was attempted with 6 mg of adenosine; however, this dose was not adequate, and thereafter cardiac arrest was induced with bolus injection of 18 mg of adenosine through a peripheral vein access.
They suggested that the pressure responses to tracheal intubation were significantly controlled by labetalol 1.5 mg/kg bolus injection prior to induction and simultaneously they have given attention to the side effects until postoperative period.