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Compare the effect of periradial injection of papaverine versus nitroglycerine on radial artery diamter before cannulation of it in cardiac surgery.
we want in this study to facilitate radial artery canulation and decrease the number of attemps of puncture which may lead to disappearance of the pulse.
The aim of this study is to compare the effect of adding papaverine to local anesthetic xylocaine versus adding nitroglycerine to it on the diameter and palpability of radial artery and if perioperative spasm will decrease significantly with one of these methods.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| papaverine | Active Comparator |
| |
| nitroglycerine | Active Comparator |
| |
| xlyocaine | Placebo Comparator |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| papaverine | Drug | periradial injection of one of three drugs prior to cannulation of radial artery by 20 minutes and mesure the diamter of it by ultrasound |
|
| Measure | Description | Time Frame |
|---|---|---|
| diameter of radial artery | after periradial injection of one of the drugs we will feel the radial artery pulse and record if there is a change in the palpatory score and mesure the diameter of the radial artery by ultrasound in cardiac surgery patients | 20 minutes |
| Measure | Description | Time Frame |
|---|---|---|
| spasm of radial artery | detect if there is postoperative spasm of radial artery | 24 hours |
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Inclusion Criteria:
- Patients who will be included in the study are those scheduled for elective cardiac surgery who are hemodynamically stable.
Exclusion Criteria:
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Faculty of Medicine | Cairo | Benisuef | 28735 | Egypt |
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| ID | Term |
|---|---|
| D010208 | Papaverine |
| D005996 | Nitroglycerin |
| ID | Term |
|---|---|
| D044182 | Benzylisoquinolines |
| D000470 | Alkaloids |
| D006571 | Heterocyclic Compounds |
| D053610 | Opiate Alkaloids |
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| nitroglycerine | Drug | periradial injection of one of three drugs prior to cannulation of radial artery by 20 minutes and mesure the diamter of it by ultrasound |
|
| xlyocaine | Drug | periradial injection of one of three drugs prior to cannulation of radial artery by 20 minutes and mesure the diamter of it by ultrasound |
|
| D007546 |
| Isoquinolines |
| D006574 | Heterocyclic Compounds, 2-Ring |
| D000072471 | Heterocyclic Compounds, Fused-Ring |
| D009574 | Nitro Compounds |
| D009930 | Organic Chemicals |