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The Left interscalene block has a different effect on heart's autonomic nervous system, as measured with Heart Rate Variability, compared to Right interscalene block
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Left interscalene block | Left shoulder surgery under left interscalene block and HRV | ||
| Right interscalene block | Right shoulder surgery under right interscalene block and HRV |
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| Measure | Description | Time Frame |
|---|---|---|
| Effect of interscalene block on Heart Rate Variability (HRV) | The Left interscalene block has different effect on heart's autonomic nervous system, as measured with HRV, than the Right. | 1 year |
| Measure | Description | Time Frame |
|---|---|---|
| Interscalene block and beach chair positioning | Effect of interscalene block on hypotension during beach chair positioning | 2 years |
| Interscalene block and beach chair positioning | Effect of interscalene block on bradycardia during beach chair positioning |
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Inclusion Criteria:
Exclusion Criteria:
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Patients for elective shoulder surgery
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| Name | Affiliation | Role |
|---|---|---|
| Eleni Chantzi, Medicine | Larissa University Hospital | Principal Investigator |
| George Vretzakis, Medicine | Larissa University Hospital | Study Director |
| Metaxia Bareka, Medicine | Larissa University Hospital | Study Chair |
| Christos Iatrou, Medicine | Alexandroupoli University Hospital | Study Chair |
| Theophilos Karachalios, Medicine | Larissa University Hospital | Study Chair |
| Marina Simaioforidou, Medicine | Larissa University Hospital | Study Chair |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Larissa University Hospital | Larissa | Thessaly | 41110 | Greece |
| PubMed Identifier | Type | Citation | Retractions |
|---|---|---|---|
| 3970172 | Background | Pomeranz B, Macaulay RJ, Caudill MA, Kutz I, Adam D, Gordon D, Kilborn KM, Barger AC, Shannon DC, Cohen RJ, et al. Assessment of autonomic function in humans by heart rate spectral analysis. Am J Physiol. 1985 Jan;248(1 Pt 2):H151-3. doi: 10.1152/ajpheart.1985.248.1.H151. | |
| 2874900 | Background | Pagani M, Lombardi F, Guzzetti S, Rimoldi O, Furlan R, Pizzinelli P, Sandrone G, Malfatto G, Dell'Orto S, Piccaluga E, et al. Power spectral analysis of heart rate and arterial pressure variabilities as a marker of sympatho-vagal interaction in man and conscious dog. Circ Res. 1986 Aug;59(2):178-93. doi: 10.1161/01.res.59.2.178. |
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| 2 years |
| Background | Muzi M, Ebert Tj. Quantification of heart rate variability with power spectral analysis. Current Opinion in Aneasthesiology 6: 3-17, 1993 |
| 1860193 | Background | Malliani A, Pagani M, Lombardi F, Cerutti S. Cardiovascular neural regulation explored in the frequency domain. Circulation. 1991 Aug;84(2):482-92. doi: 10.1161/01.cir.84.2.482. |
| 13330193 | Background | RANDALL WC, ROHSE WG. The augmentor action of the sympathetic cardiac nerves. Circ Res. 1956 Jul;4(4):470-5. doi: 10.1161/01.res.4.4.470. No abstract available. |
| 655444 | Background | Rogers MC, Battit G, McPeek B, Todd D. Lateralization of sympathetic control of the human sinus node: ECG changes of stellate ganglion block. Anesthesiology. 1978 Feb;48(2):139-41. doi: 10.1097/00000542-197802000-00009. No abstract available. |
| 1860195 | Background | Schwartz PJ, Locati EH, Moss AJ, Crampton RS, Trazzi R, Ruberti U. Left cardiac sympathetic denervation in the therapy of congenital long QT syndrome. A worldwide report. Circulation. 1991 Aug;84(2):503-11. doi: 10.1161/01.cir.84.2.503. |