CN114176552A - Abdominal cavity pressure measuring device with exhaust function - Google Patents
Abdominal cavity pressure measuring device with exhaust function Download PDFInfo
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- CN114176552A CN114176552A CN202111621102.1A CN202111621102A CN114176552A CN 114176552 A CN114176552 A CN 114176552A CN 202111621102 A CN202111621102 A CN 202111621102A CN 114176552 A CN114176552 A CN 114176552A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/03—Detecting, measuring or recording fluid pressure within the body other than blood pressure, e.g. cerebral pressure; Measuring pressure in body tissues or organs
- A61B5/036—Detecting, measuring or recording fluid pressure within the body other than blood pressure, e.g. cerebral pressure; Measuring pressure in body tissues or organs by means introduced into body tracts
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/20—Measuring for diagnostic purposes; Identification of persons for measuring urological functions restricted to the evaluation of the urinary system
- A61B5/202—Assessing bladder functions, e.g. incontinence assessment
- A61B5/205—Determining bladder or urethral pressure
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- Heart & Thoracic Surgery (AREA)
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- Urology & Nephrology (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
- Measuring And Recording Apparatus For Diagnosis (AREA)
Abstract
The invention discloses an abdominal cavity pressure measuring device with an exhaust function, which comprises a catheter, wherein an abdominal cavity pressure measuring structure is spliced at the tail end of the catheter and comprises a splicing head, an end pipe, a first through pipe, a second through pipe, a drainage pipe and a pressure sensor, the first through pipe is connected with a first injector, and the pressure sensor is connected with a second injector. According to the invention, through the plug connector and the end pipe arranged on the abdominal cavity pressure measuring structure, when the on-off valve is opened and the three-way valve is pulled to enable the second through pipe to be communicated with the drainage pipe, the physiological saline in the first injector can enter the end pipe after being injected into the plug connector through the first through pipe and flows into the catheter and flows to the drainage pipe from the second through pipe, so that the air in the catheter can be discharged, the condition that the air remained in the catheter can influence the bladder pressure measuring data is prevented, and the accuracy of abdominal cavity pressure measurement is improved.
Description
Technical Field
The invention belongs to the technical field of abdominal pressure measurement, and particularly relates to an abdominal pressure measuring device with an exhaust function.
Background
The abdominal cavity is a closed cavity, any organ volume increase in the abdominal cavity beyond a certain limit can cause intra-abdominal high pressure, the increased intra-abdominal pressure can cause intra-abdominal compartment syndrome, and the dysfunction of each organ can cause, and when a patient is nursed, the abdominal cavity pressure of the patient needs to be measured. At present, there are direct measurement and indirect measurement for measuring the abdominal pressure, wherein when indirect abdominal measurement is performed on a patient, the abdominal pressure is usually measured indirectly by using a bladder pressure detection method.
When bladder pressure measurement is carried out on a patient, a urinary catheter is usually placed into the urethra of the patient and then normal saline is injected into the urinary catheter, the pressure of the bladder can be measured by detecting the pressure of the injected normal saline, so that the abdominal pressure of the patient is indirectly obtained.
Disclosure of Invention
The invention aims to provide an abdominal cavity pressure measuring device with an air exhaust function, which is used for solving the problem of inaccurate measurement of the abdominal cavity pressure in the prior art.
In order to achieve the purpose, the invention provides an abdominal cavity pressure measuring device with an exhaust function, which comprises a catheter, wherein an abdominal cavity pressure measuring structure is inserted into one end of the catheter, the abdominal cavity pressure measuring structure comprises an insertion head, a sleeve end pipe, a first through pipe, a second through pipe, a drainage pipe and a pressure sensor, the insertion head is inserted into the catheter, the end pipe is sleeved on the insertion head, the first through pipe and the second through pipe are respectively connected with two sides of the insertion head, the drainage pipe and the pressure sensor are both connected with the second through pipe, the first through pipe is connected with a first injector, and the pressure sensor is connected with a second injector.
In an embodiment of the present invention, a tailstock is integrally formed at one end of the plug, which is away from the urinary catheter, and a long protruding end and a short protruding end are integrally formed at the other end of the plug, a first through cavity is formed in the long protruding end, a second through cavity is formed in the short protruding end, the first through cavity and the second through cavity are both communicated with the inside of the tailstock, and the first through cavity and the second through cavity are not communicated.
In an embodiment of the present invention, a first connecting convex tube and a second connecting convex tube are respectively disposed on two sides of the tailstock, the first connecting convex tube is communicated with the first through cavity, the second connecting convex tube is communicated with the second through cavity, the first through tube is communicated with the first connecting convex tube, and the second through tube is communicated with the second connecting convex tube.
In an embodiment of the present invention, the end tube is a hollow tubular structure, one end of the end tube, which is away from the plug, is plugged into the catheter, and the end of the end tube is closed, a plurality of water outlet holes are formed in the tube wall, and the other end of the end tube is sleeved on the long convex end.
In an embodiment of the present invention, the first through pipe is connected to a first plug end through an on-off valve, and the first syringe is plugged into the first plug end.
In an embodiment of the present invention, the second pipe is connected to a three-way valve, and the drainage pipe and the pressure sensor are both connected to the three-way valve.
In an embodiment of the present invention, the pressure sensor is connected to a tee joint, one end of the tee joint is connected to a second plug end, the second syringe is plugged to the second plug end, and the tee joint is connected to the other end of the tee joint.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the invention, through the plug connector and the end pipe arranged on the abdominal cavity pressure measuring structure, when the on-off valve is opened and the three-way valve is pulled to enable the second through pipe to be communicated with the drainage pipe, the physiological saline in the first injector can enter the end pipe after being injected into the plug connector through the first through pipe and flows into the catheter and flows to the drainage pipe from the second through pipe, so that the air in the catheter can be discharged, the situation that the air remained in the catheter can influence the bladder pressure measuring data is prevented, and the accuracy of abdominal cavity pressure measurement is improved.
2. In the invention, when the opening and closing valve is closed and the three-way valve is shifted to enable the second inserting end to be communicated with the drainage tube, the physiological saline in the second injector can be injected into the drainage tube and discharged from the end part of the drainage tube, so that the air between the second inserting end and the three-way valve is discharged, the air remained in the abdominal cavity pressure measuring structure can be discharged, the condition that the air in the abdominal cavity pressure measuring structure influences the bladder pressure measurement is prevented, and the accuracy of the abdominal cavity pressure measurement is further improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a structural diagram of an abdominal pressure measurement structure according to the present invention;
FIG. 3 is a schematic view of the installation of the end pipe of the present invention;
FIG. 4 is a cross-sectional view of the plug of the present invention;
FIG. 5 is a schematic view of the flow of physiological saline during the discharge of the catheter according to the present invention;
FIG. 6 is a schematic view showing the flow of physiological saline during the evacuation of residual air from the abdominal pressure measurement structure according to the present invention;
fig. 7 is a schematic view illustrating the flow of physiological saline when the physiological saline is injected into the bladder in the present invention.
Description of reference numerals:
1, a catheter; 2-abdominal pressure measuring structure; 21-a plug-in connector; 211-tailstock; 212-Long convex end; 2121-first through cavity; 213-short convex end; 2131-a second through lumen; 214-first connecting convex pipe; 215-second connecting boss; 22-end tube; 221-water outlet; 23-a first tube; 231-opening and closing the valve; 232-a first splicing end; 24-a second tube; 241-three-way valve; 25-a drainage tube; 26-a pressure sensor; 261-three-way connection; 262-a second splicing end; 3-a first syringe; 4-second syringe.
Detailed Description
The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the specific embodiments.
Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.
Referring to fig. 1-7, the abdominal cavity pressure measuring device with an air exhaust function of the present invention includes a urinary catheter 1, an abdominal cavity pressure measuring structure 2 is inserted into an end of the urinary catheter 1, the abdominal cavity pressure measuring structure 2 includes an insertion head 21, an end tube 22, a first through tube 23, a second through tube 24, a drainage tube 25 and a pressure sensor 26, the insertion head 21 is inserted into the urinary catheter 1, the end tube 22 is sleeved on the insertion head 21, the first through tube 23 and the second through tube 24 are respectively connected to two sides of the insertion head 21, the drainage tube 25 and the pressure sensor 26 are both connected to the second through tube 24, the first through tube 23 is connected to a first syringe 3, the pressure sensor 26 is connected to a second syringe 4, and the installation work of the abdominal cavity pressure measuring structure 2 can be completed by installing the urinary catheter 1 into a urethra of a patient and inserting the insertion head 21 into an end of the urinary catheter 1.
In the invention, a tail seat 211 is integrally formed at one end of a plug 21, a long convex end 212 and a short convex end 213 are integrally formed at the other end of the plug 21, a first through cavity 2121 is formed in the long convex end 212, a second through cavity 2131 is formed in the short convex end 213, the first through cavity 2121 and the second through cavity 2131 are communicated to the tail seat 211, the first through cavity 2121 and the second through cavity 2131 are complementary and identical, and when the plug 21 is inserted into the end part of the catheter 1, the long convex end 212 and the short convex end 213 are both extended into the catheter 1.
Specifically, both sides of the tail seat 211 are integrally formed with a first connecting convex tube 214 and a second connecting convex tube 215, the first connecting convex tube 214 is communicated with the first through cavity 2121, the second connecting convex tube 215 is communicated with the second through cavity 2131, the first through tube 23 is connected with the first connecting convex tube 214, so that the long convex end 212 is communicated with the first through tube 23, the second through tube 2 is connected with the second connecting convex tube 215, the short convex end 213 is communicated with the second through tube 24, and the first through tube 23 and the second through tube 24 are communicated with the catheter 1 through the plug-in connector 21.
Further, the end tube 22 is a hollow tubular structure, one end of the end tube 22, which is far away from the plug-in connector 21, is inserted into the catheter 1, the end of the end tube is closed, the outer peripheral surface of the end tube is provided with a plurality of water outlet holes 221, the other end of the end tube 22 is sleeved on the long convex end 212, the first through tube 23 is connected with the open-close valve 231, the open-close valve 231 is connected with the first insertion end 232, the head of the first syringe 3 is inserted into the first insertion end 232, when the open-close valve 231 is opened and the first syringe 3 is inserted into the first insertion end 232, the first syringe 3 can inject the physiological saline into the plug-in connector 21 through the first through tube 23, so that the physiological saline can enter the end tube 22 and flow into the catheter 1 from the water outlet holes 221, because the head of the end tube 22 can extend into the head of the catheter 1, the physiological saline flowing out from the water outlet holes 221 can gradually fill the catheter 1 from the head of the catheter 1, so that the air in the catheter 1 is squeezed out by the normal saline to achieve the purpose of discharging the air in the catheter 1.
The second tube 24 is connected with a three-way valve 241, the drainage tube 25 and the pressure sensor 26 are both connected with the three-way valve 241, when the switch of the three-way valve 241 is turned to make the second tube 24 and the drainage tube 25 communicated, the physiological saline injected by the first syringe 3 enters the catheter 1, so that the physiological saline in the catheter 1 flows into the second tube 24 through the short convex end 213, and finally the physiological saline can be discharged from the drainage tube 25, thereby achieving the purpose of discharging the air in the catheter 1, which is expelled by the physiological saline, when the open-close valve 231 is opened and the three-way valve 241 is turned to make the second tube 24 and the drainage tube 25 communicated, the physiological saline in the first syringe 3 can enter the end tube 22 after being injected into the plug 21 through the first tube 23 and then flows into the catheter 1 and flows from the second tube 24 to the drainage tube 25 by inserting the first syringe 3 into the first plug end 232, allowing air inside the catheter 1 to be expelled.
The pressure sensor 26 is connected with a three-way joint 261, one end of the three-way joint 261 is connected with a second plug-in end 262, the head of the second injector 4 can be inserted into the second plug-in end 262, the three-way joint 261 is connected with the three-way valve 241, when the opening and closing valve 231 is closed and the three-way valve 241 is shifted to enable the second plug-in end 262 to be communicated with the drainage tube 25, the physiological saline in the second injector 4 can be injected into the drainage tube 25 and discharged from the end of the drainage tube 25 by inserting the second injector 4 into the second plug-in end 262, and therefore air between the second plug-in end 262 and the three-way valve 241 is discharged.
After the air in the urinary catheter 1 and the abdominal cavity pressure measuring structure 2 is exhausted, the second plug end 262 is communicated with the second through pipe 24 by closing the open-close valve 231 and shifting the three-way valve 241, at this time, the second injector 4 is continuously used for injecting the normal saline, the normal saline can be injected into the plug 21 along the second through pipe 24 and the urinary catheter 1 through the short convex end 213, so that the normal saline can be injected into the urinary bladder, and the pressure sensor 26 measures the pressure of the urinary bladder to indirectly measure the pressure of the abdominal cavity.
The abdominal cavity pressure measuring device with the exhaust function has the working principle that:
firstly, opening the open-close valve 231 and turning the three-way valve 241 to communicate the second pipe 24 with the drainage pipe 25, then injecting the physiological saline from the first insertion end 232 by using the first injector 3, namely injecting the physiological saline into the insertion head 21 through the first pipe 23, then entering the end pipe 22, flowing into the catheter 1, and flowing to the drainage pipe 25 from the second pipe 24 to achieve the purpose of discharging the air in the catheter 1, then closing the open-close valve 231 and turning the three-way valve 241 to communicate the second insertion end 262 with the drainage pipe 25, then injecting the physiological saline from the second insertion end 262 by using the second injector 4, allowing the physiological saline to be injected into the drainage pipe 25 and discharged from the end part of the drainage pipe 25, so that the air between the second insertion end 262 and the three-way valve 241 is discharged to achieve the purpose of squeezing the residual air in the abdominal cavity pressure measurement structure 2, and finally closing the open-close valve 231 and turning the three-way valve 241 to communicate the second insertion end 262 with the second pipe 24, at this time, the second syringe 4 is continuously used for injecting the physiological saline, the physiological saline can be injected into the plug connector 21 along the second through pipe 24 and injected into the urinary catheter 1 through the short convex end 213, so that the physiological saline can be injected into the bladder, the pressure sensor 26 is used for measuring the bladder pressure so as to indirectly measure the abdominal pressure, and the measured bladder pressure data can reflect the real pressure of the bladder of the patient due to the fact that the air in the urinary catheter 1 and the air in the abdominal pressure measuring structure 2 are expelled by the physiological saline in advance, so that errors generated during measurement of the abdominal pressure of the patient are reduced.
The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.
Claims (7)
1. An abdominal cavity pressure measuring device with an exhaust function is characterized in that: including catheter (1), the one end of catheter (1) is pegged graft and is had abdominal cavity pressure measurement structure (2), abdominal cavity pressure measurement structure (2) are including bayonet joint (21), cover end pipe (22), first siphunculus (23), second siphunculus (24), drainage tube (25) and pressure sensor (26), bayonet joint (21) are pegged graft with catheter (1), end pipe (22) cover is established on bayonet joint (21), first siphunculus (23) second siphunculus (24) are connected with the both sides of bayonet joint (21) respectively, drainage tube (25) and pressure sensor (26) all with second siphunculus (24) are connected, be connected with first syringe (3) on first siphunculus (23), be connected with second syringe (4) on pressure sensor (26).
2. The abdominal pressure measuring device with an exhaust function according to claim 1, wherein: the catheter is characterized in that a tailstock (211) is integrally formed at one end, away from the catheter (1), of the plug (21), a long convex end (212) and a short convex end (213) are integrally formed at the other end of the plug (21), a first through cavity (2121) is formed in the long convex end (212), a second through cavity (2131) is formed in the short convex end (213), the first through cavity (2121) and the second through cavity (2131) are communicated into the tailstock (211), and the first through cavity (2121) and the second through cavity (2131) are not communicated.
3. The abdominal pressure measuring device with an exhaust function according to claim 2, wherein: the double-pipe tail-seat structure is characterized in that a first connecting convex pipe (214) and a second connecting convex pipe (215) are respectively arranged on two sides of the tail seat (211), the first connecting convex pipe (214) is communicated with the first through cavity (2121), the second connecting convex pipe (215) is communicated with the second through cavity (2131), the first through pipe (23) is communicated with the first connecting convex pipe (214), and the second through pipe (24) is communicated with the second connecting convex pipe (215).
4. The abdominal pressure measuring device with an exhaust function according to claim 2, wherein: the end pipe (22) is of a hollow tubular structure, one end, far away from the plug connector (21), of the end pipe (22) is plugged into the catheter (1), the end part of the end pipe is closed, a plurality of water outlet holes (221) are formed in the pipe wall, and the other end of the end pipe (22) is sleeved on the long convex end (212).
5. The abdominal pressure measuring device with an exhaust function according to claim 1, wherein: the first through pipe (23) is connected with a first inserting end (232) through an opening and closing valve (231), and the first injector (3) is inserted into the first inserting end (232).
6. The abdominal pressure measuring device with an exhaust function according to claim 1, wherein: the second pipe (24) is connected with a three-way valve (241), and the drainage pipe (25) and the pressure sensor (26) are both connected with the three-way valve (241).
7. The abdominal pressure measuring device with an exhaust function according to claim 6, wherein: the pressure sensor (26) is connected with a three-way connector (261), one end of the three-way connector (261) is connected with a second inserting end (262), the second injector (4) is inserted into the second inserting end (262), and the three-way connector (261) is connected with the other end of the three-way valve (241).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111621102.1A CN114176552B (en) | 2021-12-28 | 2021-12-28 | Abdominal cavity pressure measuring device with exhaust function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111621102.1A CN114176552B (en) | 2021-12-28 | 2021-12-28 | Abdominal cavity pressure measuring device with exhaust function |
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| CN114176552A true CN114176552A (en) | 2022-03-15 |
| CN114176552B CN114176552B (en) | 2023-10-03 |
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| WO2021126698A1 (en) * | 2019-12-18 | 2021-06-24 | Potrero Medical, Inc. | Systems, devices and methods for draining and analyzing bodily fluids and assessing health |
| KR102279806B1 (en) * | 2021-01-12 | 2021-07-20 | (주)인텔리지오 | Apparatus for measuring in-situ water pressure in the borehole |
| CN215084043U (en) * | 2021-01-18 | 2021-12-10 | 彭绍鹏 | Air exhaust type balloon catheter kit for brain surgery |
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2021
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| US20080114316A1 (en) * | 2004-10-11 | 2008-05-15 | Wolfe Tory Medical, Inc | Intra-Abdominal Pressure Monitoring Device and Method |
| WO2013143361A1 (en) * | 2012-03-27 | 2013-10-03 | 苏州达维生物医药有限公司 | System and method for monitoring bladder and abdominal pressures, and bladder function recovery system |
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| CN114176552B (en) | 2023-10-03 |
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