Portable central venous pressure measuring instrument for digestive department nursing

Abstract

The invention provides a portable central venous pressure measuring instrument for digestive department nursing, and relates to medical instruments, the portable central venous pressure measuring instrument comprises a base A, the upper surface of the base A is fixedly connected with a damping assembly, the upper surface of the damping assembly is fixedly connected with a base B, and the upper surface of the base B is fixedly connected with an adjusting assembly; a clamping assembly is clamped on the outer surface of the adjusting assembly, a clamping assembly is fixedly connected to one end of the clamping assembly, a main pressure measuring instrument is clamped on the inner side wall of the clamping assembly, measuring assemblies are fixedly connected to the two ends of the main pressure measuring instrument, and a detection assembly is fixedly connected to the back face of the main pressure measuring instrument. Through the arrangement of the damping assembly, when the main pressure gauge is used, in order to ensure the accuracy of a detection result, the damping assembly can be used for reducing vibration, and the situation that when the main pressure gauge is used, external vibration influences the main pressure gauge, consequently, the main pressure gauge vibrates, and the detection result is influenced is avoided; the accuracy of a detection result can be improved.

Description

Technical Field

[0001] The invention relates to the field of medical devices, and in particular to a portable central venous pressure measuring instrument for gastroenterology nursing. Background Art

[0002] The central vein is an important vein in the human body. It is usually located in the center of the body, running through the chest and abdominal cavities, and is directly or indirectly connected to the heart. It belongs to the high-pressure venous system. The central vein is mainly used to transport blood containing nutrients and oxygen to the heart, and then transport it to various tissues and organs throughout the body through the heart. The central venous pressure gauge is an instrument used to measure central venous pressure, usually used to monitor the blood circulation of critically ill patients or patients undergoing surgery.

[0003] When the existing pressure gauge is in use, there are many patients in the hospital and the pressure gauge will be slightly vibrated, which will have some impact on the test results. It is not convenient to dampen the pressure gauge during testing, and it is not convenient to fix the pressure gauge on the infusion set more conveniently when fixing the pressure gauge. Disassembly and installation are more troublesome and lack convenience.

[0004] Therefore, we made improvements on this and proposed a portable central venous pressure measuring instrument for gastroenterology nursing. Summary of the invention

[0005] The purpose of the present invention is to provide a portable central venous pressure gauge for gastroenterology nursing, which solves the problem that when in use, there are many patients in the hospital and the pressure gauge will be slightly vibrated, which will have some impact on the test results, making it inconvenient to shock the pressure gauge during testing, and when fixing the pressure gauge, it is not convenient to more conveniently snap-on and fix the pressure gauge on the infusion set, and the disassembly and installation are relatively troublesome and lack of convenience.

[0006] The specific application is as follows:

[0007] It comprises an A base, the upper surface of the A base is fixedly connected with a shock absorbing component, the upper surface of the shock absorbing component is fixedly connected with a B base, the upper surface of the B base is fixedly connected with an adjusting component, the outer surface of the adjusting component is clamped with a clamping component, one end of the clamping component is fixedly connected with a clamping component, the inner side wall of the clamping component clamps a main pressure gauge, both ends of the main pressure gauge are fixedly connected with a measuring component, and the back of the main pressure gauge is fixedly connected with a detection component;

[0008] The shock absorbing assembly includes a shock absorbing pad A, the bottom of which is fixedly connected to the upper surface of the A base, the upper surface of the A shock absorbing pad is provided with a hole, a vertical pole is inserted into the inside of the hole, a shock absorbing pad B is sleeved on the outer surface of one end of the vertical pole, and a spring A is sleeved on the outer surface of the vertical pole.

[0009] As a preferred technical solution of the present application, the adjustment assembly includes a main sleeve rod, the bottom of the main sleeve rod is fixedly connected to the upper surface of the B base, a support rod is inserted into the inside of the main sleeve rod, a threaded hole A is opened on the surface of the main sleeve rod, a fixing bolt is threadedly connected to the inside of the A threaded hole, a circular hole is opened on the upper surface of the support rod, an insertion rod is inserted into the inside of the circular hole, the upper surface of the insertion rod is fixedly connected to a top plate, and a hook is fixedly connected to the bottom of the top plate.

[0010] As a preferred technical solution of the present application, the fixing assembly includes a clamping ring, the inner side wall of the clamping ring is clamped to the outer surface of the adjusting assembly, a threaded hole B is opened at one end of the clamping ring, the internal thread of the threaded hole B is connected to a bolt A, the outer surface of the bolt A is threadedly connected to a nut, and the inner side wall of the clamping ring is fixedly connected to a rubber pad.

[0011] As a preferred technical solution of the present application, the clamping assembly includes a groove plate, the surface of the groove plate is fixedly connected to one end of the fixing assembly, one side of the upper surface of the groove plate is fixedly connected to an A support plate, one end of the A support plate is fixedly connected to a B spring, one end of the B spring is fixedly connected to the A clamping plate, the other side of the upper surface of the groove plate is fixedly connected to a B support plate, a B threaded hole is provided on the surface of the B support plate, the internal thread of the B threaded hole is connected to a limit bolt, and one end of the limit bolt is fixedly connected to the B clamping plate.

[0012] As a preferred technical solution of the present application, the measuring assembly includes a groove ruler, the upper surface of the groove ruler is fixedly connected to the bottom of the main pressure gauge, a slide groove is provided inside the groove ruler, a measuring ruler is slidably connected inside the slide groove, C threaded holes are provided on both sides of the groove ruler, the internal threads of the C threaded holes are connected to B bolts, a stopper is fixedly connected to the bottom of the measuring ruler, and scale grooves are provided on the surfaces of the groove ruler and the measuring ruler.

[0013] As a preferred technical solution of the present application, the detection component includes a power cord, one end of the power cord is fixedly connected to the back of the main pressure gauge, the other end of the power cord is fixedly connected to a restraint belt, the middle part of the restraint belt is fixedly connected to a sensor plate, the inside of the restraint belt is fixedly connected to an air bag, the bottom of the air bag is fixedly connected to an air intake pipe, one end of the air intake pipe is fixedly connected to a squeezing ball, and a Bluetooth device is fixedly installed inside the sensor plate.

[0014] As a preferred technical solution of the present application, the main pressure gauge is fixedly connected to a bottom shell inside, an infusion pump liquid level sensor is fixedly connected to one side of the bottom shell, an induction reading device is fixedly connected to the middle of the bottom shell, an induction calibration device is fixedly connected to the other side of the bottom shell, and a knob is fixedly connected to the front of the main pressure gauge.

[0015] As a preferred technical solution of the present application, an infusion bottle is hooked on the outer surface of the adjustment component, an infusion tube is inserted into the bottom of the infusion bottle, and a Murphy's drip pot is fixedly connected to the middle of the infusion tube.

[0016] As a preferred technical solution of the present application, a universal wheel is fixedly connected to the bottom of the A base, and a brake pad is rotatably connected inside the universal wheel.

[0017] Compared with the prior art, the present invention has the following beneficial effects:

[0018] In the scheme of this application:

[0019] 1. Through the setting of the shock absorbing component, when the main pressure gauge is used, in order to ensure the accuracy of the test results, the shock absorbing component can be used to reduce the vibration, so as to avoid the main pressure gauge being affected by external vibration during use, causing the main pressure gauge to vibrate and affect the test results. After the shock absorbing component is used to reduce the vibration, the accuracy of the test results can be improved;

[0020] 2. Through the arrangement of the clamping assembly and the clamping assembly, most of the main pressure gauges are placed on the desktop, but when the main pressure gauge needs to be placed on the infusion set, it needs to be welded and fixed, which is inconvenient to disassemble and lacks convenience. By using the combination of the clamping assembly and the clamping assembly, the main pressure gauge can be clamped and fixed according to different models and sizes of the main pressure gauge, and can be clamped on the infusion set, which is convenient for disassembly and installation, and improves convenience;

[0021] 3. Through the setting of the detection component, when conducting pressure measurement, the detection component is used to tie the person's arm. The detection component is installed with Bluetooth, and data is transmitted through the Bluetooth device, which can save manpower and material resources and more accurately detect the pressure of the central venous pressure. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the overall structure of a portable central venous pressure measuring instrument for gastroenterology nursing provided in this application;

[0023] Figure 2 A schematic diagram of the structure of a measuring component of a portable central venous pressure gauge for gastroenterology nursing provided in this application;

[0024] Figure 3A schematic diagram of the structure of a detection component of a portable central venous pressure measuring instrument for gastroenterology nursing provided in this application;

[0025] Figure 4 A schematic diagram of the main manometer structure of a portable central venous pressure gauge for gastroenterology nursing provided in this application;

[0026] Figure 5 A schematic diagram of the structure of a clamping assembly of a portable central venous pressure measuring instrument for gastroenterology nursing provided in this application;

[0027] Figure 6 A schematic diagram of the structure of a shock-absorbing component of a portable central venous pressure gauge for gastroenterology nursing provided in this application;

[0028] Figure 7 A schematic diagram of the structure of an adjustment component of a portable central venous pressure measuring instrument for gastroenterology nursing provided in this application;

[0029] Figure 8 This is a schematic diagram of the structure of the fixing components of a portable central venous pressure meter for gastroenterology nursing provided in this application.

[0030] Indicated in the figure:

[0031] 1. Base A;

[0032] 2. shock absorbing assembly; 201. A shock absorbing pad; 202. vertical pole; 203. B shock absorbing pad; 204. A spring;

[0033] 3. Base B;

[0034] 4. Adjustment assembly; 401. Main sleeve rod; 402. Support rod; 403. Fixing bolt; 404. Insert rod; 405. Top plate; 406. Hook;

[0035] 5. Fastening assembly; 501. Snap ring; 502. A bolt; 503. Nut;

[0036] 6. Clamping assembly; 601. Groove plate; 602. Support plate A; 603. Spring B; 604. Clamping plate A; 605. Support plate B; 606. Limit bolt; 607. Clamping plate B;

[0037] 7. Main pressure gauge;

[0038] 8. Measuring assembly; 801. Groove ruler; 802. Measuring ruler; 803. B bolt; 804. Stopper;

[0039] 9. Detection component; 901. Power cord; 902. Restraint belt; 903. Sensor sheet; 904. Air bag; 905. Air intake pipe; 906. Squeeze ball;

[0040] 10. Bottom shell;

[0041] 11. Infusion set liquid level sensor;

[0042] 12. Inductive reading device;

[0043] 13. Induction calibration device;

[0044] 14. Knob;

[0045] 15. Infusion bottle;

[0046] 16. Infusion tube;

[0047] 17. Murphy's drip pot;

[0048] 18. Universal wheel. DETAILED DESCRIPTION

[0049] To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the technical solution in the embodiments of the present invention will be described clearly and completely in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them.

[0050] Therefore, the following detailed description of the embodiments of the present invention is not intended to limit the scope of the invention claimed for protection, but merely represents some embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0051] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features and technical solutions in the embodiments may be combined with each other.

[0052] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0053] In the description of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "upper", "lower", etc. is based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship in which the invention product is usually placed when in use, or the orientation or positional relationship commonly understood by those skilled in the art. Such terms are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0054] See also Figures 1 to 8 The present invention provides a technical solution: a portable central venous pressure gauge for gastroenterology nursing, comprising an A base 1, a shock absorbing component 2 is fixedly connected to the upper surface of the A base 1, a B base 3 is fixedly connected to the upper surface of the shock absorbing component 2, an adjustment component 4 is fixedly connected to the upper surface of the B base 3, a clamping component 5 is clamped on the outer surface of the adjustment component 4, a clamping component 6 is fixedly connected to one end of the clamping component 5, a main pressure gauge 7 is clamped on the inner side wall of the clamping component 6, both ends of the main pressure gauge 7 are fixedly connected to the measuring component 8, and the back of the main pressure gauge 7 is fixedly connected to the detection component 9;

[0055] The shock absorbing assembly 2 includes an A shock absorbing pad 201, the bottom of which is fixedly connected to the upper surface of the A base 1, a hole is provided on the upper surface of the A shock absorbing pad 201, a vertical rod 202 is inserted into the hole, a B shock absorbing pad 203 is sleeved on the outer surface of one end of the vertical rod 202, and an A spring 204 is sleeved on the outer surface of the vertical rod 202.

[0056] like Figure 1 and Figure 7 As shown, as a preferred embodiment, on the basis of the above method, further, the adjustment component 4 includes a main sleeve rod 401, the bottom of the main sleeve rod 401 is fixedly connected to the upper surface of the B base 3, the main sleeve rod 401 is internally inserted with a support rod 402, the surface of the main sleeve rod 401 is provided with an A threaded hole, the internal thread of the A threaded hole is connected with a fixing bolt 403, the upper surface of the support rod 402 is provided with a round hole, the inside of the round hole is inserted with an insertion rod 404, the upper surface of the insertion rod 404 is fixedly connected with a top plate 405, the bottom of the top plate 405 is fixedly connected with a hook 406, the main sleeve rod 401 and the support rod 402 are adjusted to a suitable height, after adjusting to a suitable height, they are fixed with the fixing bolt 403, then the insertion rod 404 is inserted into the support rod 402, for hanging the top plate 405 and the hook 406, then the infusion bottle 15 is hung on the hook 406.

[0057] like Figure 1 and Figure 8 As shown, as a preferred embodiment, on the basis of the above-mentioned method, further, the clamping component 5 includes a clamping ring 501, the inner wall of the clamping ring 501 is clamped on the outer surface of the adjusting component 4, a B threaded hole is opened at one end of the clamping ring 501, the internal thread of the B threaded hole is connected with an A bolt 502, the outer surface of the A bolt 502 is threaded with a nut 503, and the inner wall of the clamping ring 501 is fixedly connected with a rubber pad. Most of the main pressure gauges 7 are placed on the desktop, but when the main pressure gauge 7 needs to be placed on the infusion set, it needs to be welded and fixed, which is not convenient for disassembly and lacks convenience. By using the clamping component 5 and the clamping component 6 in combination, the main pressure gauge 7 can be clamped and fixed according to different models and sizes of the main pressure gauge 7, and clamped on the infusion set, which is convenient for disassembly and installation, thereby improving convenience.

[0058] like Figure 1 and Figure 5 As shown, as a preferred embodiment, on the basis of the above method, further, the clamping assembly 6 includes a groove plate 601, the surface of the groove plate 601 is fixedly connected to one end of the clamping assembly 5, one side of the upper surface of the groove plate 601 is fixedly connected to an A support sheet 602, one end of the A support sheet 602 is fixedly connected to a B spring 603, one end of the B spring 603 is fixedly connected to an A clamping plate 604, and the other side of the upper surface of the groove plate 601 is fixedly connected to a B support sheet 605 A B threaded hole is provided on the surface of the B support plate 605, and the internal thread of the B threaded hole is connected to a limit bolt 606, and one end of the limit bolt 606 is fixedly connected to a B clamping plate 607. The main pressure gauge 7 is placed in the groove plate 601, close to the A clamping plate 604, and the limit bolt 606 is turned. The limit bolt 606 drives the B clamping plate 607 to move inward, and then the main pressure gauge 7 squeezes the A clamping plate 604 and the B spring 603, and the main pressure gauge 7 is clamped and fixed on the groove plate 601.

[0059] like Figure 1 and Figure 2 As shown, as a preferred embodiment, on the basis of the above method, further, the measuring component 8 includes a groove ruler 801, the upper surface of the groove ruler 801 is fixedly connected to the bottom of the main pressure gauge 7, the groove ruler 801 is provided with a slide groove, the inside of the slide groove is slidably connected with a measuring ruler 802, both sides of the groove ruler 801 are provided with C threaded holes, the internal threads of the C threaded holes are connected with B bolts 803, the bottom of the measuring ruler 802 is fixedly connected with a stopper 804, the surfaces of the groove ruler 801 and the measuring ruler 802 are provided with scale grooves, the infusion tube 16 is clamped between the groove ruler 801 and the measuring ruler 802, the stopper 804 is pulled, the infusion tube 16 is clamped by the stopper 804 and the measuring ruler 802, the B bolt 803 is turned to fix the measuring ruler 802 to prevent loosening, and zero calibration is performed.

[0060] like Figure 1 and Figure 3As shown, as a preferred embodiment, on the basis of the above method, further, the detection component 9 includes a power cord 901, one end of the power cord 901 is fixedly connected to the back of the main pressure gauge 7, the other end of the power cord 901 is fixedly connected to a restraint belt 902, the middle part of the restraint belt 902 is fixedly connected to a sensor plate 903, the inside of the restraint belt 902 is fixedly connected to an air bag 904, the bottom of the air bag 904 is fixedly connected to an air intake pipe 905, one end of the air intake pipe 905 is fixedly connected to a squeezing ball 906, and the inside of the sensor plate 903 is fixedly installed with a Bluetooth device, the sensor plate 903 is attached to the mid-axillary line of the person, the restraint belt 902 is tied to the arm of the person, the squeezing ball 906 is squeezed, air is taken in from the air intake pipe 905 into the air bag 904, the restraint belt 902 is squeezed, close to the blood vessel, data is transmitted through the Bluetooth device, and the detection data is displayed, so as to save manpower and material resources and more accurately detect the pressure of the central venous pressure.

[0061] like Figure 1 and Figure 4 As shown, as a preferred embodiment, on the basis of the above-mentioned method, further, the main pressure gauge 7 is fixedly connected to the inside with a bottom shell 10, one side of the bottom shell 10 is fixedly connected to an infusion set liquid level sensor 11, the middle part of the bottom shell 10 is fixedly connected to an induction reading device 12, the other side of the bottom shell 10 is fixedly connected to an induction calibration device 13, and the front of the main pressure gauge 7 is fixedly connected to a knob 14. The infusion set liquid level sensor 11, the induction reading device 12 and the induction calibration device 13 are used together, so that the main pressure gauge 7 can be used for more accurate detection and display of data.

[0062] like Figure 1 As shown, as a preferred embodiment, on the basis of the above-mentioned manner, further, an infusion bottle 15 is hooked on the outer surface of the adjustment component 4, an infusion tube 16 is inserted at the bottom of the infusion bottle 15, and a Murphy's drip pot 17 is fixedly connected to the middle of the infusion tube 16. The Murphy's drip pot 17 is convenient for controlling the flow speed of the liquid medicine in the infusion tube 16, and gradually delivering the liquid to the patient's body to maintain body fluid balance, blood volume, etc.

[0063] like Figure 1 and Figure 6 As shown, as a preferred embodiment, on the basis of the above-mentioned method, further, the bottom of the A base 1 is fixedly connected with a universal wheel 18, and the internal rotation of the universal wheel 18 is connected with a brake pad. When the device needs to be moved, the universal wheel 18 is used to facilitate its movement, thereby improving convenience.

[0064] Specifically, when the portable central venous pressure gauge is in operation / in use: the main sleeve rod 401 and the support rod 402 are adjusted to a suitable height, and after being adjusted to a suitable height, they are fixed by the fixing bolt 403, and then the insertion rod 404 is inserted into the support rod 402 to hang the top plate 405 and the hook 406, and then the infusion bottle 15 is hung on the hook 406, and the infusion tube 16 is inserted into the infusion bottle 15, and then the clamping ring 501 is clamped on the adjustment component 4, and it is fixed by the A bolt 502, and then the nut is used to fix it. 503 is reinforced. According to the size of the main pressure gauge 7, the main pressure gauge 7 is placed in the groove plate 601, close to the A clamping plate 604, and the limit bolt 606 is turned. The limit bolt 606 drives the B clamping plate 607 to move inward. Then, the main pressure gauge 7 squeezes the A clamping plate 604 and the B spring 603 to clamp and fix the main pressure gauge 7 on the groove plate 601. Then, the sensor sheet 903 is attached to the mid-axillary line of the personnel, the restraint belt 902 is tied to the personnel's arm, and the squeezing ball 906 is squeezed to push the air intake pipe 905 into the airbag 904. Intake air into the body, squeeze the restraint belt 902 and make it close to the blood vessel. Then, turn the knob 14 to open the main pressure gauge 7 to calibrate the mid-axillary line position. Connect the infusion tube 16 between the groove ruler 801 and the measuring ruler 802, pull the stopper 804, clamp the infusion tube 16 with the stopper 804 and the measuring ruler 802, turn the B bolt 803 to fix the measuring ruler 802 to prevent it from loosening, and perform zero calibration. Then, open the Murphy's drip pot 17, and wait until the liquid level in the infusion tube 16 drops and stops. The main pressure gauge 7 will display the value, and can be checked through the Bluetooth device. The data is transmitted and the detection data is displayed, which is convenient for saving manpower and material resources and detecting the central venous pressure more accurately. Subsequently, during the detection process, if the ground vibrates, the vertical rod 202 is squeezed by the A shock-absorbing pad 201 and the B shock-absorbing pad 203 at the same time, and the vertical rod 202 squeezes the A spring 204, so as to achieve the effect of elastic shock absorption, thereby avoiding the influence of external vibration on the main pressure measuring instrument 7 during use, causing the main pressure measuring instrument 7 to vibrate and affect the detection result. After using the shock-absorbing component 2 to reduce the vibration, the accuracy of the detection result can be improved.

[0065] The above embodiments are only used to illustrate the present invention and are not intended to limit the technical solutions described in the present invention. Although the present invention has been described in detail with reference to the above embodiments, the present invention is not limited to the above specific implementation methods. Therefore, any modification or equivalent replacement of the present invention; and all technical solutions and improvements thereof that do not depart from the spirit and scope of the invention are included in the scope of the claims of the present invention.

Claims

1. A portable central venous pressure measuring instrument for gastroenterology nursing, characterized in that: The invention comprises an A base (1), the upper surface of the A base (1) is fixedly connected to a shock absorbing component (2), the upper surface of the shock absorbing component (2) is fixedly connected to a B base (3), the upper surface of the B base (3) is fixedly connected to an adjustment component (4), the outer surface of the adjustment component (4) is clamped with a fixing component (5), one end of the fixing component (5) is fixedly connected to a clamping component (6), the inner side wall of the clamping component (6) clamps a main pressure gauge (7), both ends of the main pressure gauge (7) are fixedly connected to a measuring component (8), and the back of the main pressure gauge (7) is fixedly connected to a detection component (9); The shock absorbing assembly (2) comprises an A shock absorbing pad (201), the bottom of the A shock absorbing pad (201) is fixedly connected to the upper surface of the A base (1), the upper surface of the A shock absorbing pad (201) is provided with a hole, a vertical rod (202) is inserted into the hole, a B shock absorbing pad (203) is sleeved on the outer surface of one end of the vertical rod (202), and an A spring (204) is sleeved on the outer surface of the vertical rod (202).

2. A portable central venous pressure measuring instrument for gastroenterology nursing according to claim 1, characterized in that: The adjustment assembly (4) comprises a main sleeve rod (401), the bottom of the main sleeve rod (401) is fixedly connected to the upper surface of the B base (3), a support rod (402) is inserted into the interior of the main sleeve rod (401), a threaded hole A is provided on the surface of the main sleeve rod (401), a fixing bolt (403) is threadedly connected to the interior of the threaded hole A, a round hole is provided on the upper surface of the support rod (402), an insertion rod (404) is inserted into the interior of the round hole, a top plate (405) is fixedly connected to the upper surface of the insertion rod (404), and a hook (406) is fixedly connected to the bottom of the top plate (405).

3. A portable central venous pressure measuring instrument for gastroenterology nursing according to claim 1, characterized in that: The clamping assembly (5) comprises a clamping ring (501), the inner side wall of the clamping ring (501) is clamped to the outer surface of the adjusting assembly (4), one end of the clamping ring (501) is provided with a B threaded hole, the inner thread of the B threaded hole is connected to an A bolt (502), the outer surface of the A bolt (502) is threaded to a nut (503), and the inner side wall of the clamping ring (501) is fixedly connected to a rubber pad.

4. A portable central venous pressure measuring instrument for gastroenterology nursing according to claim 1, characterized in that: The clamping assembly (6) comprises a groove plate (601), the surface of the groove plate (601) is fixedly connected to one end of the clamping assembly (5), one side of the upper surface of the groove plate (601) is fixedly connected to an A support plate (602), one end of the A support plate (602) is fixedly connected to a B spring (603), one end of the B spring (603) is fixedly connected to an A clamping plate (604), the other side of the upper surface of the groove plate (601) is fixedly connected to a B support plate (605), a B threaded hole is provided on the surface of the B support plate (605), the internal thread of the B threaded hole is connected to a limit bolt (606), and one end of the limit bolt (606) is fixedly connected to a B clamping plate (607).

5. A portable central venous pressure measuring instrument for gastroenterology nursing according to claim 1, characterized in that: The measuring assembly (8) comprises a groove ruler (801), the upper surface of the groove ruler (801) is fixedly connected to the bottom of the main pressure measuring instrument (7), a sliding groove is provided inside the groove ruler (801), a measuring ruler (802) is slidably connected inside the sliding groove, C threaded holes are provided on both sides of the groove ruler (801), B bolts (803) are threadedly connected inside the C threaded holes, a stopper (804) is fixedly connected to the bottom of the measuring ruler (802), and scale grooves are provided on the surfaces of the groove ruler (801) and the measuring ruler (802).

6. A portable central venous pressure measuring instrument for gastroenterology nursing according to claim 1, characterized in that: The detection component (9) comprises a power cord (901), one end of the power cord (901) is fixedly connected to the back of the main pressure gauge (7), the other end of the power cord (901) is fixedly connected to a restraining belt (902), the middle part of the restraining belt (902) is fixedly connected to a sensing sheet (903), the interior of the restraining belt (902) is fixedly connected to an air bag (904), the bottom of the air bag (904) is fixedly connected to an air intake pipe (905), one end of the air intake pipe (905) is fixedly connected to a squeezing ball (906), and a Bluetooth device is fixedly installed inside the sensing sheet (903).

7. A portable central venous pressure measuring instrument for gastroenterology nursing according to claim 1, characterized in that: The main pressure gauge (7) is fixedly connected to a bottom shell (10), one side of the bottom shell (10) is fixedly connected to an infusion set liquid level sensor (11), the middle of the bottom shell (10) is fixedly connected to an induction reading device (12), the other side of the bottom shell (10) is fixedly connected to an induction calibration device (13), and the front of the main pressure gauge (7) is fixedly connected to a knob (14).

8. A portable central venous pressure measuring instrument for gastroenterology nursing according to claim 1, characterized in that: An infusion bottle (15) is hooked on the outer surface of the adjustment component (4), an infusion tube (16) is inserted into the bottom of the infusion bottle (15), and a Murphy's drip pot (17) is fixedly connected to the middle of the infusion tube (16).

9. A portable central venous pressure measuring instrument for gastroenterology nursing according to claim 1, characterized in that: The bottom of the A base (1) is fixedly connected to a universal wheel (18), and the interior of the universal wheel (18) is rotatably connected to a brake pad.

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