CN109316197B - Dynamic bladder pressure measuring system and method - Google Patents
Dynamic bladder pressure measuring system and method Download PDFInfo
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- CN109316197B CN109316197B CN201811185342.XA CN201811185342A CN109316197B CN 109316197 B CN109316197 B CN 109316197B CN 201811185342 A CN201811185342 A CN 201811185342A CN 109316197 B CN109316197 B CN 109316197B
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- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- 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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Abstract
The invention discloses an online bladder pressure measuring method and system, and relates to the field of medical equipment monitoring. The pressure measuring system comprises a base, a first guide rod, a heating box and a sterilizing box, wherein an adjusting rod is slidably mounted on the first guide rod, a top plate is arranged at the top of the adjusting rod, an infusion apparatus is connected to one side of the bottom of the top plate, an infusion tube is arranged at the bottom of the infusion apparatus, the heating box is arranged beside the infusion apparatus and is used for heating physiological saline in the infusion tube, and a graduated scale is fixed to the other side of the bottom of the top plate and is provided with a transparent sleeve which; a double-cavity catheter penetrates through the disinfection box, the Y-shaped end part of the double-cavity catheter is respectively communicated with a liquid conveying pipe and a pressure measuring pipe, and the tops of the liquid conveying pipe and the pressure measuring pipe penetrate through and are fixed on a top cover of the disinfection box; and during testing, the height of the water column in the piezometer tube is observed, and the data obtained according to the nearby graduated scale is the pressure in the bladder. The device can avoid bacterial infection, ensure the sterility of joints and avoid the influence of the bladder stimulation caused by the over-low temperature of saline water on measurement.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to a dynamic bladder pressure measuring system and method.
Background
The bladder is an abdominal cavity structure, and the change of the pressure in the bladder can reflect the change of the intra-abdominal pressure, so the bladder pressure has high correlation with the indirectly measured intra-abdominal pressure, and is considered as the 'gold standard' for the clinical indirect measurement of the intra-abdominal pressure, and the monitoring of the bladder pressure has great significance for curing critically ill patients.
In the existing dynamic bladder pressure measuring method and system, the pressure measuring tube is generally clamped on one side of a graduated scale by a clamping block for measurement, so that the verticality of the pressure measuring tube is not high, the measurement error is large, the catheter is easily infected by bacteria at the joint positions of the catheter and the infusion tube and the pressure measuring tube respectively, the bladder is easily stimulated due to too low temperature of physiological saline, the measurement is influenced, the infusion apparatus is directly heated by a partially adopted heating mode, the infusion apparatus is easily damaged, and the use is inconvenient.
Disclosure of Invention
It is an object of the present invention to provide a dynamic bladder pressure measurement system that solves the aforementioned problems of the prior art.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a dynamic bladder pressure measuring system comprises a base (1) and universal wheels (3) mounted at the bottom of the base (1) through a support (2), wherein a first guide rod (4) is arranged in the middle of the top of the base (1), an adjusting rod (5) is slidably mounted on the first guide rod (4), a top plate (7) is arranged at the top of the adjusting rod (5), an infusion apparatus (12) is connected to one side of the bottom of the top plate (7), an infusion tube (8) is arranged at the bottom of the infusion apparatus (12), a graduated scale (14) is fixed to the other side of the bottom of the top plate (7), a transparent sleeve (15) is arranged at one side of the graduated scale (14), and a pressure measuring tube (16) is sleeved in the transparent sleeve (; still be equipped with disinfect box (18) on base (1), disinfect box (18) top is inserted and is equipped with top cap (21), it has two-chamber catheter (19) to run through in disinfect box (18), Y type tip is linked together with transfer line (8) and pressure-measuring pipe (16) respectively on two-chamber catheter (19), transfer line (8) and pressure-measuring pipe (16) top run through and fix on top cap (21), disinfect box (18) one side is equipped with drainage tube (20).
Preferably, the first guide rod (4) is provided with a matched sliding groove corresponding to the sliding position of the adjusting rod (5); the adjusting rod (5) is fixed on the first guide rod (4) through a locking bolt (6).
Preferably, a heat conduction plate (13) is arranged on the outer side of the infusion apparatus (12), a heating box (10) fixed on the adjusting rod (5) is arranged on one side of the heat conduction plate (13), an electric heating pipe (25) is installed in the heating box (10), and a thermometer (11) is further installed on the heating box (10).
Preferably, the top of the heating box (10) is provided with a liquid inlet and outlet (101), one side of the heat conducting plate (13) penetrates through the heating box (10), and the heat conducting plate (13) is a copper-aluminum alloy plate.
Preferably, the diameter of a pipe orifice on the transparent sleeve (15) is larger than that of the pressure measuring pipe (16), and the top of the pressure measuring pipe (16) is fixed on the top of the transparent sleeve (15) through the fixture block (17).
Preferably, a first connecting block (211) and a second connecting block (181) are correspondingly and respectively arranged on the top cover (21) and the two sides of the sterilizing box (18), and an adjusting bolt (22) penetrates through the first connecting block (211) and the second connecting block (181).
Preferably, a through hole (24) is formed in the position, corresponding to the through position of the double-cavity urinary catheter (19), of the disinfection box (18), and the diameter of the through hole (24) is larger than that of the double-cavity urinary catheter (19).
Preferably, a sealing ring (23) is arranged on the top cover (21) corresponding to the penetration position of the infusion tube (8) and the piezometer tube (16).
Preferably, the infusion set (12) is connected to the bottom of the top plate (7) through a hanging ring.
Another object of the present invention is also a method for dynamic bladder pressure measurement using the above dynamic bladder pressure measurement system, comprising the steps of:
s1: the patient takes the supine position and puts the catheter through the urethra under the aseptic condition;
s2: placing physiological saline in the infusion apparatus for standby, fixing the piezometric tube through a fixture block after penetrating through the transparent sleeve, adding the sterilized alcohol into the sterilizing box, and simultaneously, enabling the end part of the double-cavity catheter to penetrate through the sterilizing box and be exposed;
s3: connecting a drainage tube with the double-cavity catheter through the top cover to empty the bladder, and then respectively connecting a transfusion tube at the bottom of the transfusion device and a piezometric tube at one side of the transparent sleeve with the Y-shaped end part of the double-cavity catheter;
s4: after the connection with the Y-shaped end part of the double-cavity catheter is finished, the adjusting bolt is rotated to enable the top cover to be close to the disinfection box downwards, so that the joint position of the double-cavity catheter is immersed into disinfection alcohol in the disinfection box, water is injected into the heating box and is heated through the work of the electric heating pipe, heat is indirectly transferred to the infusion apparatus through the heat conducting plate, the infusion apparatus is opened after heating, and 50-100ml of normal saline is input into the bladder through the infusion tube;
s5: after the input is finished, the infusion tube is pulled out of the infusion apparatus, when the liquid naturally falls to a stop, the pubic symphysis is taken as a zero point at the end of expiration of the patient, the height of the water column in the piezometer tube is observed, and the data obtained according to the nearby graduated scale is the pressure in the bladder.
The invention has the beneficial effects that:
1. according to the invention, the pressure measuring pipe penetrates through the transparent sleeve close to one side of the graduated scale, and the top end of the pressure measuring pipe is fixed at the top of the transparent sleeve, so that the perpendicularity of the pressure measuring pipe is higher, and the measuring error caused by the fact that a pipeline is not straight is avoided;
2. the end part of the double-cavity urethral catheter is respectively connected with the infusion tube and the piezometric tube, and is pressed into the disinfection box through the top cover to be always in a disinfection state when in use, thereby avoiding bacterial infection and ensuring the sterility of a joint;
3. through the heating cabinet structure that sets up in transfusion system one side, utilize the electric heating pipe heating in the heating cabinet to give the heat-conducting plate with heat transfer, the heat that gives out through the heat-conducting plate heats the normal saline in the transfusion system, need not direct contact transfusion system can, avoid the direct heating to lead to the fact destruction to the transfusion system, use the normal saline after the heating, avoid the salt solution temperature to cross low amazing bladder influence and measure.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a partially enlarged schematic view of the sterilization case of the present invention;
FIG. 3 is a schematic top view of the internal structure of the heating chamber of the present invention;
fig. 4 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.
In the figure: the medical liquid-collecting device comprises a base 1, a support 2, universal wheels 3, a first guide rod 4, an adjusting rod 5, a locking bolt 6, a top plate 7, a liquid-conveying pipe 8, a hanging ring 9, a heating box 10, a liquid inlet and outlet 101, a thermometer 11, a liquid-conveying device 12, a heat-conducting plate 13, a graduated scale 14, a transparent sleeve 15, a pressure-measuring pipe 16, a clamping block 17, a disinfection box 18, a second connecting block 181, a double-cavity catheter 19, a drainage pipe 20, a top cover 21, a first connecting block 211, an adjusting bolt 22, a sealing ring 23, a through hole 24 and an.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.
Examples
As shown in fig. 1, the present embodiment provides a bladder pressure testing system, which includes a base (1) and a universal wheel (3) installed at the bottom of the base (1) through a bracket (2), and is characterized in that: the infusion apparatus is characterized in that a first guide rod (4) is arranged in the middle of the top of the base (1), an adjusting rod (5) is arranged on the first guide rod (4) in a sliding mode, the adjusting rod (5) is fixed to the first guide rod (4) through a locking bolt (6), a sliding chute matched with the sliding position of the adjusting rod (5) is formed in the first guide rod (4) in a corresponding mode, a top plate (7) is arranged at the top of the adjusting rod (5), an infusion apparatus (12) is connected to one side of the bottom of the top plate (7) through a hanging ring (9), an infusion tube (8) is arranged at the bottom of the infusion apparatus (12), a graduated scale (14) is fixed to the other side of the bottom of the top plate (7), a transparent sleeve (15) is arranged on one side of the graduated scale (14), a piezometric tube (16) is sleeved in the transparent sleeve, a top cover (21) is inserted at the top of the disinfection box (18), a double-cavity catheter (19) penetrates through the disinfection box (18), the Y-shaped end part of the double-cavity catheter (19) is respectively communicated with an infusion tube (8) and a pressure-measuring tube (16), the tops of the infusion tube (8) and the pressure-measuring tube (16) penetrate through and are fixed on the top cover (21), and a drainage tube (20) is arranged on one side of the disinfection box (18).
The value notice that, transfusion system (12) outside is equipped with heat-conducting plate (13), and heat-conducting plate (13) one side is equipped with fixes heating cabinet (10) on adjusting pole (5), install electric heating pipe (25) in heating cabinet (10), still install thermometer (11) on heating cabinet (10), heating cabinet (10) top is equipped with business turn over liquid mouth (101), heat-conducting plate (13) one side is run through in heating cabinet (10), heat-conducting plate (13) are copper aluminium alloy board.
In order to fix the top cover (21), a first connecting block (211) and a second connecting block (181) are correspondingly and respectively arranged on the top cover (21) and the two sides of the sterilizing box (18), and an adjusting bolt (22) penetrates through the first connecting block (211) and the second connecting block (181).
A through hole (24) is formed in the position, corresponding to the penetrating position of the double-cavity catheter (19), of the disinfection box (18), and the diameter of the through hole (24) is larger than that of the double-cavity catheter (19), so that the catheter (19) can smoothly penetrate through the through hole.
In order to ensure air tightness, a sealing ring (23) is arranged on the top cover (21) corresponding to the penetration position of the infusion tube (8) and the pressure measuring tube (16).
When the pressure measuring system is used for testing the bladder pressure, the method comprises the following steps:
s1: the patient takes the supine position and puts the catheter through the urethra under the aseptic condition;
s2: placing physiological saline in the infusion apparatus for standby, fixing the piezometric tube through a fixture block after penetrating through the transparent sleeve, adding the sterilized alcohol into the sterilizing box, and simultaneously, enabling the end part of the double-cavity catheter to penetrate through the sterilizing box and be exposed;
s3: connecting a drainage tube with the double-cavity catheter through the top cover to empty the bladder, and then respectively connecting a transfusion tube at the bottom of the transfusion device and a piezometric tube at one side of the transparent sleeve with the Y-shaped end part of the double-cavity catheter;
s4: after the connection with the Y-shaped end part of the double-cavity catheter is finished, the adjusting bolt is rotated to enable the top cover to be close to the disinfection box downwards, so that the joint position of the double-cavity catheter is immersed into disinfection alcohol in the disinfection box, water is injected into the heating box and is heated through the work of the electric heating pipe, heat is indirectly transferred to the infusion apparatus through the heat conducting plate, the infusion apparatus is opened after heating, and 50-100ml of normal saline is input into the bladder through the infusion tube;
s5: after the input is finished, the infusion tube is pulled out of the infusion apparatus, when the liquid naturally falls to a stop, the pubic symphysis is taken as a zero point at the end of expiration of the patient, the height of the water column in the piezometer tube is observed, and the data obtained according to the nearby graduated scale is the pressure in the bladder.
The invention ensures that the verticality of the pressure measuring tube (16) is higher by penetrating the pressure measuring tube (16) through the transparent sleeve (15) close to one side of the graduated scale (14) and the top end of the pressure measuring tube (16) is fixed at the top of the transparent sleeve (15), thereby avoiding the measurement error caused by the non-straight pipeline, the end part of the double-cavity catheter (19) is respectively connected with the infusion tube (8) and the pressure measuring tube (16) at the connecting position, when in use, the pressure measuring tube is pressed into the disinfection box (18) through the top cover and is always in a disinfection state, thereby avoiding the bacterial infection and ensuring the sterility of the joint, through the structure of the heating box (10) arranged at one side of the infusion apparatus (12), the electric heating tube (25) in the heating box (10) is utilized to heat and transmit the heat to the heat conducting plate (13), the physiological saline in the infusion apparatus (12) is heated through the heat, avoid direct heating to cause destruction to the transfusion device (12), use the normal saline after the heating, avoid the salt solution temperature to hang down the bladder influence measurement excessively.
By adopting the technical scheme disclosed by the invention, the following beneficial effects are obtained:
1. according to the invention, the pressure measuring pipe penetrates through the transparent sleeve close to one side of the graduated scale, and the top end of the pressure measuring pipe is fixed at the top of the transparent sleeve, so that the perpendicularity of the pressure measuring pipe is higher, and the measuring error caused by the fact that a pipeline is not straight is avoided;
2. the end part of the double-cavity urethral catheter is respectively connected with the infusion tube and the piezometric tube, and is pressed into the disinfection box through the top cover to be always in a disinfection state when in use, thereby avoiding bacterial infection and ensuring the sterility of a joint;
3. through the heating cabinet structure that sets up in transfusion system one side, utilize the electric heating pipe heating in the heating cabinet to give the heat-conducting plate with heat transfer, the heat that gives out through the heat-conducting plate heats the normal saline in the transfusion system, need not direct contact transfusion system can, avoid the direct heating to lead to the fact destruction to the transfusion system, use the normal saline after the heating, avoid the salt solution temperature to cross low amazing bladder influence and measure.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and improvements can be made without departing from the principle of the present invention, and such modifications and improvements should also be considered within the scope of the present invention.
Claims (8)
1. The utility model provides a dynamic bladder pressure measurement system, includes universal wheel (3) that base (1) and base (1) bottom were installed through support (2), its characterized in that: a first guide rod (4) is arranged in the middle of the top of the base (1), an adjusting rod (5) is slidably mounted on the first guide rod (4), a top plate (7) is arranged at the top of the adjusting rod (5), an infusion apparatus (12) is connected to one side of the bottom of the top plate (7), an infusion tube (8) is arranged at the bottom of the infusion apparatus (12), a graduated scale (14) is fixed to the other side of the bottom of the top plate (7), a transparent sleeve (15) is arranged on one side of the graduated scale (14), and a pressure measuring tube (16) is sleeved in the transparent sleeve (15); the base (1) is further provided with a disinfection box (18), a top cover (21) is inserted into the top of the disinfection box (18), a double-cavity catheter (19) penetrates through the disinfection box (18), the Y-shaped end part of the double-cavity catheter (19) is respectively communicated with the infusion tube (8) and the pressure measuring tube (16), the tops of the infusion tube (8) and the pressure measuring tube (16) penetrate through and are fixed on the top cover (21), and a drainage tube (20) is arranged on one side of the disinfection box (18);
the top cover (21) and the disinfection box (18) are correspondingly and respectively provided with a first connecting block (211) and a second connecting block (181), and the first connecting block (211) and the second connecting block (181) are penetrated by an adjusting bolt (22).
2. The dynamic bladder pressure measuring system according to claim 1, wherein the first guide rod (4) is provided with a matching sliding groove corresponding to the sliding position of the adjusting rod (5); the adjusting rod (5) is fixed on the first guide rod (4) through a locking bolt (6).
3. The dynamic bladder pressure measuring system according to claim 1, wherein a heat conducting plate (13) is arranged outside the infusion apparatus (12), a heating box (10) fixed on the adjusting rod (5) is arranged on one side of the heat conducting plate (13), an electric heating tube (25) is installed in the heating box (10), and a thermometer (11) is further installed on the heating box (10).
4. The dynamic bladder pressure measuring system according to claim 3, wherein the top of the heating box (10) is provided with a liquid inlet and outlet (101), one side of the heat conducting plate (13) penetrates through the heating box (10), and the heat conducting plate (13) is a copper-aluminum alloy plate.
5. The dynamic bladder pressure measuring system according to claim 1, wherein the diameter of the orifice of the transparent sleeve (15) is larger than the diameter of the pressure measuring tube (16), and the top of the pressure measuring tube (16) is fixed on the top of the transparent sleeve (15) through a fixture block (17).
6. The dynamic bladder pressure measuring system according to claim 1, wherein a through hole (24) is formed in the disinfection box (18) corresponding to the through position of the dual-cavity urinary catheter (19), and the diameter of the through hole (24) is larger than that of the dual-cavity urinary catheter (19).
7. Dynamic bladder pressure measurement system according to claim 1, wherein a sealing ring (23) is provided on the top cover (21) in correspondence of the infusion tube (8) and the piezometric tube (16) penetration.
8. Dynamic bladder pressure measurement system according to claim 1, wherein the infusion set (12) is connected to the bottom of the top plate (7) by a lifting ring.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811185342.XA CN109316197B (en) | 2018-10-11 | 2018-10-11 | Dynamic bladder pressure measuring system and method |
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| CN201811185342.XA CN109316197B (en) | 2018-10-11 | 2018-10-11 | Dynamic bladder pressure measuring system and method |
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| CN109316197A CN109316197A (en) | 2019-02-12 |
| CN109316197B true CN109316197B (en) | 2021-04-06 |
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| CN111657911A (en) * | 2020-06-30 | 2020-09-15 | 四川大学华西医院 | Method applied to monitoring intra-abdominal pressure of severe patient |
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| CN201558387U (en) * | 2010-01-10 | 2010-08-25 | 刘建俊 | Infusion heating and insulating device |
| CN203458379U (en) * | 2013-08-13 | 2014-03-05 | 乌鲁木齐市第四人民医院 | Simple bladder capacity and pressure measuring device |
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