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Dr. Roger Sur

👤 Person
306 total appearances

Appearances Over Time

Podcast Appearances

BackTable Urology
Ep. 197 Suction Devices in Urology: Improving Stone Removal with Dr. Roger Sur

And you attach it to a suction tubing, which goes to the wall. And you can actually regulate the amount of suction. And the beauty of this device is axis sheaths are 10 French in inner diameter or 12 French, depending on how big of an axis sheath. So you can really remove large fragments. What you have to do is you break up the stone.

BackTable Urology
Ep. 197 Suction Devices in Urology: Improving Stone Removal with Dr. Roger Sur

And you attach it to a suction tubing, which goes to the wall. And you can actually regulate the amount of suction. And the beauty of this device is axis sheaths are 10 French in inner diameter or 12 French, depending on how big of an axis sheath. So you can really remove large fragments. What you have to do is you break up the stone.

BackTable Urology
Ep. 197 Suction Devices in Urology: Improving Stone Removal with Dr. Roger Sur

and then pull the scope back and use that kind of vortex phenomena. You've seen it. As you're pulling the scope back and the irrigation is going, the stone just follows the scope back. And of course, if you have a vacuum attached to the side port of that fan's device, then you're just sucking all these huge fragments out.

BackTable Urology
Ep. 197 Suction Devices in Urology: Improving Stone Removal with Dr. Roger Sur

and then pull the scope back and use that kind of vortex phenomena. You've seen it. As you're pulling the scope back and the irrigation is going, the stone just follows the scope back. And of course, if you have a vacuum attached to the side port of that fan's device, then you're just sucking all these huge fragments out.

BackTable Urology
Ep. 197 Suction Devices in Urology: Improving Stone Removal with Dr. Roger Sur

and then pull the scope back and use that kind of vortex phenomena. You've seen it. As you're pulling the scope back and the irrigation is going, the stone just follows the scope back. And of course, if you have a vacuum attached to the side port of that fan's device, then you're just sucking all these huge fragments out.

BackTable Urology
Ep. 197 Suction Devices in Urology: Improving Stone Removal with Dr. Roger Sur

and they now have a 2.0 version where they found that, you know, just sticking access sheets up there, think about it, it's not very maneuverable, right? What if a stone's in the lower pole? Well, they recognize that and they iterated where they made the last 10 centimeters very flexible. So you can pass your scope into the lower pole

BackTable Urology
Ep. 197 Suction Devices in Urology: Improving Stone Removal with Dr. Roger Sur

and they now have a 2.0 version where they found that, you know, just sticking access sheets up there, think about it, it's not very maneuverable, right? What if a stone's in the lower pole? Well, they recognize that and they iterated where they made the last 10 centimeters very flexible. So you can pass your scope into the lower pole

BackTable Urology
Ep. 197 Suction Devices in Urology: Improving Stone Removal with Dr. Roger Sur

and they now have a 2.0 version where they found that, you know, just sticking access sheets up there, think about it, it's not very maneuverable, right? What if a stone's in the lower pole? Well, they recognize that and they iterated where they made the last 10 centimeters very flexible. So you can pass your scope into the lower pole

BackTable Urology
Ep. 197 Suction Devices in Urology: Improving Stone Removal with Dr. Roger Sur

pass the axis sheet over the scope and now the the axis sheet is in the lower pole and then you can break up stones and remove the scope back and forth back and forth to remove large fragments and also while you're dusting there's also fragments coming around the scope as well down the axis there's there's two ways that the fans device removes stones small particles going around the ureter scope

BackTable Urology
Ep. 197 Suction Devices in Urology: Improving Stone Removal with Dr. Roger Sur

pass the axis sheet over the scope and now the the axis sheet is in the lower pole and then you can break up stones and remove the scope back and forth back and forth to remove large fragments and also while you're dusting there's also fragments coming around the scope as well down the axis there's there's two ways that the fans device removes stones small particles going around the ureter scope

BackTable Urology
Ep. 197 Suction Devices in Urology: Improving Stone Removal with Dr. Roger Sur

pass the axis sheet over the scope and now the the axis sheet is in the lower pole and then you can break up stones and remove the scope back and forth back and forth to remove large fragments and also while you're dusting there's also fragments coming around the scope as well down the axis there's there's two ways that the fans device removes stones small particles going around the ureter scope

BackTable Urology
Ep. 197 Suction Devices in Urology: Improving Stone Removal with Dr. Roger Sur

and then large pieces coming down as you pull the entire ureteroscope back.

BackTable Urology
Ep. 197 Suction Devices in Urology: Improving Stone Removal with Dr. Roger Sur

and then large pieces coming down as you pull the entire ureteroscope back.

BackTable Urology
Ep. 197 Suction Devices in Urology: Improving Stone Removal with Dr. Roger Sur

and then large pieces coming down as you pull the entire ureteroscope back.

BackTable Urology
Ep. 197 Suction Devices in Urology: Improving Stone Removal with Dr. Roger Sur

So imagine a ureteral axis sheath, but then at the portion where you put your scope in, there's actually a suction port that attaches to it, kind of like a Y. So it's coming at the same channel irrigation.

BackTable Urology
Ep. 197 Suction Devices in Urology: Improving Stone Removal with Dr. Roger Sur

So imagine a ureteral axis sheath, but then at the portion where you put your scope in, there's actually a suction port that attaches to it, kind of like a Y. So it's coming at the same channel irrigation.

BackTable Urology
Ep. 197 Suction Devices in Urology: Improving Stone Removal with Dr. Roger Sur

So imagine a ureteral axis sheath, but then at the portion where you put your scope in, there's actually a suction port that attaches to it, kind of like a Y. So it's coming at the same channel irrigation.

BackTable Urology
Ep. 197 Suction Devices in Urology: Improving Stone Removal with Dr. Roger Sur

And that's how that functions. So the last one is the direct in-scope suction. This is kind of what you had kind of alluded to with your first question. Why can't you just take a scope and aspirate back with a syringe? And shouldn't that be good enough? Well, as I described, you know, you have to, it's one working channel.

BackTable Urology
Ep. 197 Suction Devices in Urology: Improving Stone Removal with Dr. Roger Sur

And that's how that functions. So the last one is the direct in-scope suction. This is kind of what you had kind of alluded to with your first question. Why can't you just take a scope and aspirate back with a syringe? And shouldn't that be good enough? Well, as I described, you know, you have to, it's one working channel.

BackTable Urology
Ep. 197 Suction Devices in Urology: Improving Stone Removal with Dr. Roger Sur

And that's how that functions. So the last one is the direct in-scope suction. This is kind of what you had kind of alluded to with your first question. Why can't you just take a scope and aspirate back with a syringe? And shouldn't that be good enough? Well, as I described, you know, you have to, it's one working channel.