Intra-abdominal pressure monitoring system

A device for measuring intra-abdominal pressure, comprising:

• a bypass lumen configured to fluidly connect to a pressure transducer;
• a sampling port connector connected to the bypass lumen, the sampling port connector configured to be removably attached to the sampling port of a urinary catheter system to form a fluid connection between the urinary catheter system and the bypass lumen;
• a housing, configured to at least partially enclose a portion of the drain tube of the urinary catheter;
• a fluid reservoir within the housing, wherein the fluid reservoir is in fluid communication with the bypass lumen;
• a fluid infuser configured to apply fluid from the fluid reservoir into the urinary catheter;
• and
• a clamp mechanism at least partly within the housing, the clamp mechanism configured to controllably occlude the lumen of the urinary catheter system drain tube.

A device for measuring intra-abdominal pressure, comprising:

• a bypass lumen configured to fluidly connect to a pressure transducer;
• a sampling port connector in fluid connection with the bypass lumen, the sampling port connector configured to be removably attached to the sampling port of a urinary catheter system to form a fluid connection between the urinary catheter system and the bypass lumen;
• a housing, configured to at least partially enclose a portion of the drain tube of the urinary catheter system and a portion of a the bypass lumen;
• a clamp mechanism at least partly within the housing, the clamp mechanism configured to controllably occlude the lumen of the urinary catheter system drain tube and the bypass lumen;
• and
• a selector configured control the operation of the clamp mechanism.

A system to measure intra-abdominal pressure, comprising:

• a urinary catheter system having a first lumen in fluid communication with a sampling port and a drain tube;
• a urinary catheter system bypass device configured to connect to the sampling port, wherein the urinary bypass device comprises:
• a bypass lumen configured to fluidly connect to a pressure transducer;
• a drain tube housing, configured to at least partially enclose a portion of the drain tube of the urinary catheter system;
• and
• a clamp mechanism in communication with the drain tube housing, wherein the clamp mechanism is configured to controllably occlude the lumen of the urinary catheter system drain tube;
• a fluid infusion device;
• and
• a pressure transducer, wherein the fluid infusion device and the pressure transducer are in fluid communication with the first lumen of the catheter through the bypass lumen of the urinary catheter system bypass device.

A system for measuring intra-abdominal pressure (IAP) without breaking a closed catheter system, the closed catheter system including a catheter, a sampling port and a drain tube, the system comprising:

• a means for preventing fluid flow through the drain tube,
• a means for injecting fluid into the catheter through the sampling port;
• and
• a means for measuring fluid pressure in the IAP system following fluid injection into the catheter.

A method of measuring intra-abdominal pressure without breaking a closed urinary catheter system, comprising:

• inserting the drain tube of a urinary catheter system into the drain tube housing of a urinary catheter system bypass device, wherein the urinary catheter system bypass device comprises:
• a sampling port connector fluidly connected to a bypass lumen;
• a drain tube housing, configured to at least partially enclose a portion of the drain tube of the urinary catheter;
• and
• a clamp mechanism in communication with the drain tube housing, the clamp mechanism configured to controllably occlude the lumen of the urinary catheter system drain tube;
• attaching the urinary catheter system bypass device to the sampling port of the urinary catheter;
• occluding the drain tube of the urinary catheter;
• infusing fluid into the urinary catheter;
• and
• detecting intra-abdominal pressure.

A system to measure intra-abdominal pressure, comprising:

• a catheter, including a first lumen;
• a connection member, including a proximal end and a distal end, the proximal end being connected to the catheter and the distal end being connected to a tube, the connection member comprising a sampling port, including a valve member;
• a fluid infusion device;
• and
• a pressure transducer, the fluid infusion device and pressure transducer each being in fluid communication with the first lumen of the catheter when the system is in an activated state.

A system to measure intra-abdominal pressure, comprising:

• a catheter, including a first lumen;
• a connection member, including a proximal end and a distal end, the proximal end being connected to the catheter and the distal end being connected to a tube, the connection member comprising a sampling port and an integral valve member, the integral valve member being positioned in a fluid path between the catheter and the tube;
• a fluid infusion device;
• and
• a pressure transducer, the fluid infusion device and pressure transducer each being in fluid communication with the first lumen of the catheter when the system is in an activated state.

A system for continuous and automatic measuring of intra-abdominal pressure (IAP), comprising:

• a catheter, including a first lumen;
• a proximal connection member connected to the catheter, the member being in fluid communication with the first lumen;
• a pressure transducer;
• an programmable valve connected to a proximal end of the proximal connection member and a distal end of a drain tube, the valve programmed to regulate fluid flow from the first lumen to the drain tube;
• and
• a urine detector connected to the drain tube.

A system for measuring intra-abdominal pressure (IAP), comprising:

• a catheter, including a first lumen;
• a proximal connection member connected to the catheter, the member being in fluid communication with the first lumen;
• a fluid source connected to a fluid conduit, the fluid conduit configured for insertion into a patient;
• a regulator connected to the fluid source;
• and
• an IAP sensing element connected to both the regulator and the proximal connection member, the IAP sensing element monitoring input of fluid from the fluid source to the patient and excretion of urine from the patient through the first lumen.

A system for measuring intra-abdominal pressure (IAP) without breaking a closed catheter system in an operational state, the closed catheter system including a catheter, a sampling port and a drain tube, the drain tube receiving unimpeded fluid flow from the catheter, the system comprising:

• an clamping mechanism configured to prevent fluid flow through the drain tube by compressing a section of the drain tube;
• a fluid line connection assembly, including a sampling port connector attached to an end of a tubing in fluid communication with a fluid infuser, a first valve controlling fluid communication between the fluid infuser and the tubing, the fluid infuser in fluid communication with a fluid source;
• and
• a pressure transducer connected to the fluid line connection assembly.