Dye-enhanced laser tissue welding
For vascular anastomosis, use of topical photosensitizing dye enhances selective delivery of laser energy to target tissue, thus reducing the amount of collateral thermal injury and threshold power required for welding. For fluorescein isothiocyanate (FITC)—stained rabbit aorta in vitro, the thresho...
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Veröffentlicht in: | Lasers in surgery and medicine 1989, Vol.9 (5), p.471-477 |
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creator | Chuck, Roy S. Oz, Mehmet C. Delohery, Thomas M. Johnson, Jeffrey P. Bass, Lawrence S. Nowygrod, Roman Treat, Michael R. |
description | For vascular anastomosis, use of topical photosensitizing dye enhances selective delivery of laser energy to target tissue, thus reducing the amount of collateral thermal injury and threshold power required for welding. For fluorescein isothiocyanate (FITC)—stained rabbit aorta in vitro, the threshold for tissue blanching was 15 seconds of 100 mW exposure of cw argon ion laser compared with 15 seconds at 300 mW for unstained tissue. The threshold power density needed for argon laser welding of abdominal aortotomies in rabbits in vivo was 3.8 W/cm2 with FITC and 7.6 W/cm2 without the dye. However, bursting pressures for the two groups (164 mm Hg with FITC, 147 mm Hg without FITC) were not significantly different. Histology revealed decreased collateral thermal damage in FITC‐enhanced welds. Use of photosensitizing dyes for tissue welding is feasible and may allow arterial welding with lower power laser systems and cause less thermal trauma by lowering threshold power levels. |
doi_str_mv | 10.1002/lsm.1900090508 |
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For fluorescein isothiocyanate (FITC)—stained rabbit aorta in vitro, the threshold for tissue blanching was 15 seconds of 100 mW exposure of cw argon ion laser compared with 15 seconds at 300 mW for unstained tissue. The threshold power density needed for argon laser welding of abdominal aortotomies in rabbits in vivo was 3.8 W/cm2 with FITC and 7.6 W/cm2 without the dye. However, bursting pressures for the two groups (164 mm Hg with FITC, 147 mm Hg without FITC) were not significantly different. Histology revealed decreased collateral thermal damage in FITC‐enhanced welds. Use of photosensitizing dyes for tissue welding is feasible and may allow arterial welding with lower power laser systems and cause less thermal trauma by lowering threshold power levels.</description><identifier>ISSN: 0196-8092</identifier><identifier>EISSN: 1096-9101</identifier><identifier>DOI: 10.1002/lsm.1900090508</identifier><identifier>PMID: 2478852</identifier><identifier>CODEN: LSMEDI</identifier><language>eng</language><publisher>New York: John Wiley & Sons, Inc</publisher><subject>anastomosis ; Animals ; Aorta, Abdominal - surgery ; Argon ; argon ion laser ; Biological and medical sciences ; dye ; fluorescein ; Fluorescein-5-isothiocyanate ; Fluoresceins - therapeutic use ; In Vitro Techniques ; Intraoperative Care ; Laser Therapy - methods ; Medical sciences ; photosensitizer ; Rabbits ; Staining and Labeling - methods ; Surgery (general aspects). Transplantations, organ and tissue grafts. Graft diseases ; Suture Techniques ; Tensile Strength ; Thiocyanates - therapeutic use ; Vascular surgery: aorta, extremities, vena cava. Surgery of the lymphatic vessels ; Vascular Surgical Procedures - methods ; Welding - methods</subject><ispartof>Lasers in surgery and medicine, 1989, Vol.9 (5), p.471-477</ispartof><rights>Copyright © 1989 Wiley‐Liss, Inc., A Wiley Company</rights><rights>1991 INIST-CNRS</rights><lds50>peer_reviewed</lds50><woscitedreferencessubscribed>false</woscitedreferencessubscribed><citedby>FETCH-LOGICAL-c4748-badd9e3bfb25753c85b0e40ade0d0e7938f85f2bec1dc3071da1d615259825e23</citedby><cites>FETCH-LOGICAL-c4748-badd9e3bfb25753c85b0e40ade0d0e7938f85f2bec1dc3071da1d615259825e23</cites></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktopdf>$$Uhttps://onlinelibrary.wiley.com/doi/pdf/10.1002%2Flsm.1900090508$$EPDF$$P50$$Gwiley$$H</linktopdf><linktohtml>$$Uhttps://onlinelibrary.wiley.com/doi/full/10.1002%2Flsm.1900090508$$EHTML$$P50$$Gwiley$$H</linktohtml><link.rule.ids>314,776,780,1411,4010,27900,27901,27902,45550,45551</link.rule.ids><backlink>$$Uhttp://pascal-francis.inist.fr/vibad/index.php?action=getRecordDetail&idt=19572525$$DView record in Pascal Francis$$Hfree_for_read</backlink><backlink>$$Uhttps://www.ncbi.nlm.nih.gov/pubmed/2478852$$D View this record in MEDLINE/PubMed$$Hfree_for_read</backlink></links><search><creatorcontrib>Chuck, Roy S.</creatorcontrib><creatorcontrib>Oz, Mehmet C.</creatorcontrib><creatorcontrib>Delohery, Thomas M.</creatorcontrib><creatorcontrib>Johnson, Jeffrey P.</creatorcontrib><creatorcontrib>Bass, Lawrence S.</creatorcontrib><creatorcontrib>Nowygrod, Roman</creatorcontrib><creatorcontrib>Treat, Michael R.</creatorcontrib><title>Dye-enhanced laser tissue welding</title><title>Lasers in surgery and medicine</title><addtitle>Lasers Surg. Med</addtitle><description>For vascular anastomosis, use of topical photosensitizing dye enhances selective delivery of laser energy to target tissue, thus reducing the amount of collateral thermal injury and threshold power required for welding. For fluorescein isothiocyanate (FITC)—stained rabbit aorta in vitro, the threshold for tissue blanching was 15 seconds of 100 mW exposure of cw argon ion laser compared with 15 seconds at 300 mW for unstained tissue. The threshold power density needed for argon laser welding of abdominal aortotomies in rabbits in vivo was 3.8 W/cm2 with FITC and 7.6 W/cm2 without the dye. However, bursting pressures for the two groups (164 mm Hg with FITC, 147 mm Hg without FITC) were not significantly different. Histology revealed decreased collateral thermal damage in FITC‐enhanced welds. Use of photosensitizing dyes for tissue welding is feasible and may allow arterial welding with lower power laser systems and cause less thermal trauma by lowering threshold power levels.</description><subject>anastomosis</subject><subject>Animals</subject><subject>Aorta, Abdominal - surgery</subject><subject>Argon</subject><subject>argon ion laser</subject><subject>Biological and medical sciences</subject><subject>dye</subject><subject>fluorescein</subject><subject>Fluorescein-5-isothiocyanate</subject><subject>Fluoresceins - therapeutic use</subject><subject>In Vitro Techniques</subject><subject>Intraoperative Care</subject><subject>Laser Therapy - methods</subject><subject>Medical sciences</subject><subject>photosensitizer</subject><subject>Rabbits</subject><subject>Staining and Labeling - methods</subject><subject>Surgery (general aspects). Transplantations, organ and tissue grafts. Graft diseases</subject><subject>Suture Techniques</subject><subject>Tensile Strength</subject><subject>Thiocyanates - therapeutic use</subject><subject>Vascular surgery: aorta, extremities, vena cava. Surgery of the lymphatic vessels</subject><subject>Vascular Surgical Procedures - methods</subject><subject>Welding - methods</subject><issn>0196-8092</issn><issn>1096-9101</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>1989</creationdate><recordtype>article</recordtype><sourceid>EIF</sourceid><recordid>eNqFkM9LwzAUx4Moc06v3oR50FvnS9osyVE2ncKm4A8ULyFtXrXadrNZmfvvjbQ4PHnKg_f5fvP4EHJIYUAB2FnuigFVAKCAg9wiXQpqGCgKdJt0gfpZgmK7ZM-5d0-FDESHdFgkpOSsS47HawywfDNlgrafG4dVf5k5V2N_hbnNytd9spOa3OFB-_bI4-XFw-gqmN5Orkfn0yCJRCSD2FirMIzTmHHBw0TyGDACYxEsoFChTCVPWYwJtUkIglpD7ZByxpVkHFnYI6dN76Kaf9bolrrIXIJ5bkqc104LxZQEST04aMCkmjtXYaoXVVaYaq0p6B8n2jvRGyc-cNQ213GB9hdvJfj9Sbs3LjF5WnkZmdu0Ki6Yv9NzquFWWY7rf37V0_vZnxuCJpu5JX79Zk31oYciFFw_3Uz07PkORuOXSEP4DXIuh_8</recordid><startdate>1989</startdate><enddate>1989</enddate><creator>Chuck, Roy S.</creator><creator>Oz, Mehmet C.</creator><creator>Delohery, Thomas M.</creator><creator>Johnson, Jeffrey P.</creator><creator>Bass, Lawrence S.</creator><creator>Nowygrod, Roman</creator><creator>Treat, Michael R.</creator><general>John Wiley & Sons, Inc</general><general>Wiley-Liss</general><scope>BSCLL</scope><scope>IQODW</scope><scope>CGR</scope><scope>CUY</scope><scope>CVF</scope><scope>ECM</scope><scope>EIF</scope><scope>NPM</scope><scope>AAYXX</scope><scope>CITATION</scope><scope>7X8</scope></search><sort><creationdate>1989</creationdate><title>Dye-enhanced laser tissue welding</title><author>Chuck, Roy S. ; Oz, Mehmet C. ; Delohery, Thomas M. ; Johnson, Jeffrey P. ; Bass, Lawrence S. ; Nowygrod, Roman ; Treat, Michael R.</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-LOGICAL-c4748-badd9e3bfb25753c85b0e40ade0d0e7938f85f2bec1dc3071da1d615259825e23</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>1989</creationdate><topic>anastomosis</topic><topic>Animals</topic><topic>Aorta, Abdominal - surgery</topic><topic>Argon</topic><topic>argon ion laser</topic><topic>Biological and medical sciences</topic><topic>dye</topic><topic>fluorescein</topic><topic>Fluorescein-5-isothiocyanate</topic><topic>Fluoresceins - therapeutic use</topic><topic>In Vitro Techniques</topic><topic>Intraoperative Care</topic><topic>Laser Therapy - methods</topic><topic>Medical sciences</topic><topic>photosensitizer</topic><topic>Rabbits</topic><topic>Staining and Labeling - methods</topic><topic>Surgery (general aspects). Transplantations, organ and tissue grafts. Graft diseases</topic><topic>Suture Techniques</topic><topic>Tensile Strength</topic><topic>Thiocyanates - therapeutic use</topic><topic>Vascular surgery: aorta, extremities, vena cava. Surgery of the lymphatic vessels</topic><topic>Vascular Surgical Procedures - methods</topic><topic>Welding - methods</topic><toplevel>peer_reviewed</toplevel><toplevel>online_resources</toplevel><creatorcontrib>Chuck, Roy S.</creatorcontrib><creatorcontrib>Oz, Mehmet C.</creatorcontrib><creatorcontrib>Delohery, Thomas M.</creatorcontrib><creatorcontrib>Johnson, Jeffrey P.</creatorcontrib><creatorcontrib>Bass, Lawrence S.</creatorcontrib><creatorcontrib>Nowygrod, Roman</creatorcontrib><creatorcontrib>Treat, Michael R.</creatorcontrib><collection>Istex</collection><collection>Pascal-Francis</collection><collection>Medline</collection><collection>MEDLINE</collection><collection>MEDLINE (Ovid)</collection><collection>MEDLINE</collection><collection>MEDLINE</collection><collection>PubMed</collection><collection>CrossRef</collection><collection>MEDLINE - Academic</collection><jtitle>Lasers in surgery and medicine</jtitle></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext</fulltext></delivery><addata><au>Chuck, Roy S.</au><au>Oz, Mehmet C.</au><au>Delohery, Thomas M.</au><au>Johnson, Jeffrey P.</au><au>Bass, Lawrence S.</au><au>Nowygrod, Roman</au><au>Treat, Michael R.</au><format>journal</format><genre>article</genre><ristype>JOUR</ristype><atitle>Dye-enhanced laser tissue welding</atitle><jtitle>Lasers in surgery and medicine</jtitle><addtitle>Lasers Surg. Med</addtitle><date>1989</date><risdate>1989</risdate><volume>9</volume><issue>5</issue><spage>471</spage><epage>477</epage><pages>471-477</pages><issn>0196-8092</issn><eissn>1096-9101</eissn><coden>LSMEDI</coden><abstract>For vascular anastomosis, use of topical photosensitizing dye enhances selective delivery of laser energy to target tissue, thus reducing the amount of collateral thermal injury and threshold power required for welding. For fluorescein isothiocyanate (FITC)—stained rabbit aorta in vitro, the threshold for tissue blanching was 15 seconds of 100 mW exposure of cw argon ion laser compared with 15 seconds at 300 mW for unstained tissue. The threshold power density needed for argon laser welding of abdominal aortotomies in rabbits in vivo was 3.8 W/cm2 with FITC and 7.6 W/cm2 without the dye. However, bursting pressures for the two groups (164 mm Hg with FITC, 147 mm Hg without FITC) were not significantly different. Histology revealed decreased collateral thermal damage in FITC‐enhanced welds. Use of photosensitizing dyes for tissue welding is feasible and may allow arterial welding with lower power laser systems and cause less thermal trauma by lowering threshold power levels.</abstract><cop>New York</cop><pub>John Wiley & Sons, Inc</pub><pmid>2478852</pmid><doi>10.1002/lsm.1900090508</doi><tpages>7</tpages></addata></record> |
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subjects | anastomosis Animals Aorta, Abdominal - surgery Argon argon ion laser Biological and medical sciences dye fluorescein Fluorescein-5-isothiocyanate Fluoresceins - therapeutic use In Vitro Techniques Intraoperative Care Laser Therapy - methods Medical sciences photosensitizer Rabbits Staining and Labeling - methods Surgery (general aspects). Transplantations, organ and tissue grafts. Graft diseases Suture Techniques Tensile Strength Thiocyanates - therapeutic use Vascular surgery: aorta, extremities, vena cava. Surgery of the lymphatic vessels Vascular Surgical Procedures - methods Welding - methods |
title | Dye-enhanced laser tissue welding |
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