Pressure relief or pressure limiting mechanism?

The final frontier. Deciding when, if and how.
ED2013
Posts: 1273
Joined: Tue Mar 05, 2013 8:15 pm

Re: Pressure relief or pressure limiting mechanism?

Postby ED2013 » Sat Feb 23, 2019 7:01 pm

tomas1 wrote:This is a long shot, but what if the surgeon doesn't put enough saline in the reservoir and it goes dry?
I'd hate to think that could happen though.


It definitely has happened unfortunately.

oldbeek
Posts: 2547
Joined: Sun Sep 10, 2017 1:46 pm
Location: Los Angeles area

Re: Pressure relief or pressure limiting mechanism?

Postby oldbeek » Sun Feb 24, 2019 2:49 am

Lost Sheep wrote:
oldbeek wrote:I am a hydraulic engineer. There is NO relief valve. Confirmed this with AMS. Working properly, start pumping and feel the pop. The bulb will squeeze to flat till about pump # 10. Then you will start to feel the bulb getting harder. On mine ( 15 cm cylinders) about 15 and it is pretty hard. Bend dick around some then do 5 more pumps and bulb is rock hard as is the dick.

I hear you oldbeek and thanks.

I mentioned that my AMS Patient Liaison's knowledge of AMS products does not have my confidence. How confident are you in yours?

I note that, as DougAnd posted right after your post, I have this exprrience: After my implant is fully inflated and as hsrd as it ever gets, I can continue to pump indefinitely (shallow or deep, fast or slow) and I can definitely feel fluid going somewhere and it isn't into my penis. It might be going into a bit of "slack", elasticity or expansion in the tubes or somewhere. But I doubt if there is that much slack in the system.
I am very confident with my rep. Jamie said she went to engineering to get a clarification. We had this same discussion on Franktalk several months ago. As for the reservoir being to small or under filled, the bulb will just go flat as there is nothing left to be drawn into the bulb and compress. For those that say they can keep pumping and the bulb still stays soft and compressible , I am in the opinion that the check valve is leaking back to the reservoir. If you keep pumping after hard and feel the fluid going somewhere, it is just circulating back to the reservoir through the check valve.
82, good health, RP 7-2017, all nerves taken , PSA 0.05, 4-18,, .07 1/19,.05 4/19, .03 11-21, .04 11-23, implanted 4-1-18, Infra-pubic, AMS lgx 15 cm with 5cm rte. Implant at USC Keck. Dr Boyd and Dr Loh Doyle 6.5 x 5, 800 AUS 7-21-20

Lost Sheep
Posts: 6162
Joined: Mon Jul 04, 2016 11:16 pm

Re: Pressure relief or pressure limiting mechanism?

Postby Lost Sheep » Sun Feb 24, 2019 4:30 am

Oldbeek, thanks. Does Jamie think the backflow through the chek valve is a defect, normal, or a design feature? If abnormal, does it suggest a possible future failure?
Last edited by Lost Sheep on Tue Feb 26, 2019 12:31 pm, edited 1 time in total.
Lost Sheep
AMS LGX 18+3 Nov 6, 2017
Prostate Cancer 2023
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Hamburg/Germany
Posts: 9
Joined: Sun Nov 04, 2018 1:25 pm

Re: Pressure relief or pressure limiting mechanism?

Postby Hamburg/Germany » Tue Feb 26, 2019 11:57 am

For those that say they can keep pumping and the bulb still stays soft and compressible , I am in the opinion that the check valve is leaking back to the reservoir. If you keep pumping after hard and feel the fluid going somewhere, it is just circulating back to the reservoir through the check valve.


Sorry for my English.

I had the same problem in the beginning and thought, there was something wrong with my pump. My mistake was, when I pumped with my right hand I held the block of the pump with the left. But if you touch the block, you open the valve a bit and the liquid goes back to the reservoir. If I hold the pump with my left hand on the tubes above it, I am fully inflated after I have pumped about 10 times and pumpball and everything else is hard as stone.
63 y.o.
RRP 2017, radiatio March/April 2018, AMS CX 18 + 4 cm Nov. 2018


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