Physiologic Responses to Infrarenal Aortic Cross-Clamping during Laparoscopic or Conventional Vascular Surgery in Experimental Animal Model: Comparative Study
The aim of this study was to compare the hemodynamic and ventilatory effects of prolonged infrarenal aortic cross-clamping in pigs undergoing either laparotomy or laparoscopy. 18 pigs were used for this study. Infrarenal aortic crossclamping was performed for 60 minutes in groups I (laparotomy, n=6)...
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| Format: | Article |
| Language: | English |
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Wiley
2008-01-01
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| Series: | Anesthesiology Research and Practice |
| Online Access: | http://dx.doi.org/10.1155/2008/581948 |
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| author | María F. Martín-Cancho Verónica Crisóstomo Federico Soria Carmen Calles Francisco M. Sánchez-Margallo Idoia Díaz-Güemes Jesús Usón-Gargallo |
| author_facet | María F. Martín-Cancho Verónica Crisóstomo Federico Soria Carmen Calles Francisco M. Sánchez-Margallo Idoia Díaz-Güemes Jesús Usón-Gargallo |
| author_sort | María F. Martín-Cancho |
| collection | DOAJ |
| description | The aim of this study was to compare the hemodynamic and ventilatory effects of prolonged infrarenal aortic cross-clamping in pigs undergoing either laparotomy or laparoscopy. 18 pigs were used for this study. Infrarenal aortic crossclamping was performed for 60 minutes in groups I (laparotomy, n=6) and II (laparoscopy, n=6). Group III (laparoscopy, n=6) underwent a 120-minute long pneumoperitoneum in absence of aortic clamping (sham group). Ventilatory and hemodynamic parameters and renal function were serially determined in all groups. A significant decrease in pH and significant increase in PaCO2 were observed in group II, whereas no changes in these parameters were seen in group I and III. All variables returned to values similar to baseline in groups I and II 60 minutes after declamping. A significant increase in renal resistive index was evidenced during laparoscopy, with significantly higher values seen in Group II. Thus a synergic effect of pneumoperitoneum and aortic cross-clamping was seen in this study. These two factors together cause decreased renal perfusion and acidosis, thus negatively affecting the patient's general state during this type of surgery. |
| format | Article |
| id | doaj-art-103bbab2d374491f80fdad96dbc760be |
| institution | Kabale University |
| issn | 1687-6962 1687-6970 |
| language | English |
| publishDate | 2008-01-01 |
| publisher | Wiley |
| record_format | Article |
| series | Anesthesiology Research and Practice |
| spelling | doaj-art-103bbab2d374491f80fdad96dbc760be2025-08-20T03:55:44ZengWileyAnesthesiology Research and Practice1687-69621687-69702008-01-01200810.1155/2008/581948581948Physiologic Responses to Infrarenal Aortic Cross-Clamping during Laparoscopic or Conventional Vascular Surgery in Experimental Animal Model: Comparative StudyMaría F. Martín-Cancho0Verónica Crisóstomo1Federico Soria2Carmen Calles3Francisco M. Sánchez-Margallo4Idoia Díaz-Güemes5Jesús Usón-Gargallo6Minimally Invasive Surgery Centre Jesús Usón, Carretera Nac. 521, Km 41.8, 10071 Cáceres, SpainMinimally Invasive Surgery Centre Jesús Usón, Carretera Nac. 521, Km 41.8, 10071 Cáceres, SpainMinimally Invasive Surgery Centre Jesús Usón, Carretera Nac. 521, Km 41.8, 10071 Cáceres, SpainMinimally Invasive Surgery Centre Jesús Usón, Carretera Nac. 521, Km 41.8, 10071 Cáceres, SpainMinimally Invasive Surgery Centre Jesús Usón, Carretera Nac. 521, Km 41.8, 10071 Cáceres, SpainMinimally Invasive Surgery Centre Jesús Usón, Carretera Nac. 521, Km 41.8, 10071 Cáceres, SpainMinimally Invasive Surgery Centre Jesús Usón, Carretera Nac. 521, Km 41.8, 10071 Cáceres, SpainThe aim of this study was to compare the hemodynamic and ventilatory effects of prolonged infrarenal aortic cross-clamping in pigs undergoing either laparotomy or laparoscopy. 18 pigs were used for this study. Infrarenal aortic crossclamping was performed for 60 minutes in groups I (laparotomy, n=6) and II (laparoscopy, n=6). Group III (laparoscopy, n=6) underwent a 120-minute long pneumoperitoneum in absence of aortic clamping (sham group). Ventilatory and hemodynamic parameters and renal function were serially determined in all groups. A significant decrease in pH and significant increase in PaCO2 were observed in group II, whereas no changes in these parameters were seen in group I and III. All variables returned to values similar to baseline in groups I and II 60 minutes after declamping. A significant increase in renal resistive index was evidenced during laparoscopy, with significantly higher values seen in Group II. Thus a synergic effect of pneumoperitoneum and aortic cross-clamping was seen in this study. These two factors together cause decreased renal perfusion and acidosis, thus negatively affecting the patient's general state during this type of surgery.http://dx.doi.org/10.1155/2008/581948 |
| spellingShingle | María F. Martín-Cancho Verónica Crisóstomo Federico Soria Carmen Calles Francisco M. Sánchez-Margallo Idoia Díaz-Güemes Jesús Usón-Gargallo Physiologic Responses to Infrarenal Aortic Cross-Clamping during Laparoscopic or Conventional Vascular Surgery in Experimental Animal Model: Comparative Study Anesthesiology Research and Practice |
| title | Physiologic Responses to Infrarenal Aortic Cross-Clamping during Laparoscopic or Conventional Vascular Surgery in Experimental Animal Model: Comparative Study |
| title_full | Physiologic Responses to Infrarenal Aortic Cross-Clamping during Laparoscopic or Conventional Vascular Surgery in Experimental Animal Model: Comparative Study |
| title_fullStr | Physiologic Responses to Infrarenal Aortic Cross-Clamping during Laparoscopic or Conventional Vascular Surgery in Experimental Animal Model: Comparative Study |
| title_full_unstemmed | Physiologic Responses to Infrarenal Aortic Cross-Clamping during Laparoscopic or Conventional Vascular Surgery in Experimental Animal Model: Comparative Study |
| title_short | Physiologic Responses to Infrarenal Aortic Cross-Clamping during Laparoscopic or Conventional Vascular Surgery in Experimental Animal Model: Comparative Study |
| title_sort | physiologic responses to infrarenal aortic cross clamping during laparoscopic or conventional vascular surgery in experimental animal model comparative study |
| url | http://dx.doi.org/10.1155/2008/581948 |
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