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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

So what they did was they basically took two stopcocks and they attached them side by side and attached it onto the working port. And that's what they have is direct in-scope suction. Through one stopcock, they're irrigating and through the other stopcock, you can aspirate. But one of the limitations here, the working channel is still 3.6 French. You haven't changed anything.

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

So what they did was they basically took two stopcocks and they attached them side by side and attached it onto the working port. And that's what they have is direct in-scope suction. Through one stopcock, they're irrigating and through the other stopcock, you can aspirate. But one of the limitations here, the working channel is still 3.6 French. You haven't changed anything.

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

So what they did was they basically took two stopcocks and they attached them side by side and attached it onto the working port. And that's what they have is direct in-scope suction. Through one stopcock, they're irrigating and through the other stopcock, you can aspirate. But one of the limitations here, the working channel is still 3.6 French. You haven't changed anything.

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

Unlike, you know, fans where it's maybe 10 French inner diameter or 12 French, depending on your axis sheath, or a CVAC where it's 7 French, you're still using your standard ureter scope. So the working channel is only 3.6, so you really have to make dust if you want to use discs. And it's not continuous, unlike CVAC, which has constant irrigation. This is you have to either aspirate or irrigate.

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

Unlike, you know, fans where it's maybe 10 French inner diameter or 12 French, depending on your axis sheath, or a CVAC where it's 7 French, you're still using your standard ureter scope. So the working channel is only 3.6, so you really have to make dust if you want to use discs. And it's not continuous, unlike CVAC, which has constant irrigation. This is you have to either aspirate or irrigate.

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

Unlike, you know, fans where it's maybe 10 French inner diameter or 12 French, depending on your axis sheath, or a CVAC where it's 7 French, you're still using your standard ureter scope. So the working channel is only 3.6, so you really have to make dust if you want to use discs. And it's not continuous, unlike CVAC, which has constant irrigation. This is you have to either aspirate or irrigate.

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

You can't do both at the same time. But it seems to be an economical solution, but limited by the fact that you still have a tiny channel that you're working through.

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

You can't do both at the same time. But it seems to be an economical solution, but limited by the fact that you still have a tiny channel that you're working through.

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

You can't do both at the same time. But it seems to be an economical solution, but limited by the fact that you still have a tiny channel that you're working through.

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

So you basically have the camera, you have a separate irrigating channel, and then the third thing that exists is that seven French suction channel that you're aspirating. And through that seven French, you can put a laser through or remove the laser. And when you remove the laser, With the laser there, you're getting parts coming through, but the laser is kind of there.

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

So you basically have the camera, you have a separate irrigating channel, and then the third thing that exists is that seven French suction channel that you're aspirating. And through that seven French, you can put a laser through or remove the laser. And when you remove the laser, With the laser there, you're getting parts coming through, but the laser is kind of there.

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

So you basically have the camera, you have a separate irrigating channel, and then the third thing that exists is that seven French suction channel that you're aspirating. And through that seven French, you can put a laser through or remove the laser. And when you remove the laser, With the laser there, you're getting parts coming through, but the laser is kind of there.

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

So it's, you know, you don't have the full seven French volume or size. So if you want the full seven French, you have to remove the laser fiber. And now you've got a full seven French size aspiration channel. So what I'll do is I'll start the case and I'll have the laser in there. I'll break everything up into what I think is about one to two millimeters, remove the laser fiber.

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

So it's, you know, you don't have the full seven French volume or size. So if you want the full seven French, you have to remove the laser fiber. And now you've got a full seven French size aspiration channel. So what I'll do is I'll start the case and I'll have the laser in there. I'll break everything up into what I think is about one to two millimeters, remove the laser fiber.

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

So it's, you know, you don't have the full seven French volume or size. So if you want the full seven French, you have to remove the laser fiber. And now you've got a full seven French size aspiration channel. So what I'll do is I'll start the case and I'll have the laser in there. I'll break everything up into what I think is about one to two millimeters, remove the laser fiber.

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

Now, a lot of the pieces actually have already gone. While I'm just dusting, they're all just sucking into the little, I can see it going to the canister, the tiny pieces, but there's still some one to two millimeter fragments that are left behind. So I'll remove the laser device

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

Now, a lot of the pieces actually have already gone. While I'm just dusting, they're all just sucking into the little, I can see it going to the canister, the tiny pieces, but there's still some one to two millimeter fragments that are left behind. So I'll remove the laser device

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

Now, a lot of the pieces actually have already gone. While I'm just dusting, they're all just sucking into the little, I can see it going to the canister, the tiny pieces, but there's still some one to two millimeter fragments that are left behind. So I'll remove the laser device

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

then aspirate or irrigate full force and then engage the uh the lever and i get full uh very high volume aspiration all the larger pieces and come flying through the seven front channel i wish i had a picture for you here but i hope that makes sense no i intentionally didn't look it up so i could try to explain it without having or you know talk about it without having preconceptions

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

then aspirate or irrigate full force and then engage the uh the lever and i get full uh very high volume aspiration all the larger pieces and come flying through the seven front channel i wish i had a picture for you here but i hope that makes sense no i intentionally didn't look it up so i could try to explain it without having or you know talk about it without having preconceptions