CN221129859U

CN221129859U - Scale sleeve pipe convenient to CVP is measured

Info

Publication number: CN221129859U
Application number: CN202322352419.0U
Authority: CN
Inventors: 丁静
Original assignee: Zhejiang University ZJU
Current assignee: Zhejiang University ZJU
Priority date: 2023-08-31
Filing date: 2023-08-31
Publication date: 2024-06-14
Anticipated expiration: 2033-08-31

Abstract

The utility model discloses a scale sleeve for facilitating CVP measurement, which comprises a CVP measuring tube, a right fitting tube, a left fitting tube and a right angle bracket, wherein the right fitting tube and the left fitting tube are symmetrically fitted on the outer ring of the CVP measuring tube, and hinges are arranged on one sides of the upper end and the lower end of the right fitting tube and the left fitting tube. This scale sleeve pipe convenient to CVP is measured is provided with right laminating pipe, left laminating pipe, hinge, buckle, draw-in groove, scale strip and right angle support for right laminating pipe and left laminating pipe can open through the hinge and carry out fixed connection through buckle and draw-in groove, thereby be convenient for be connected the scale sleeve pipe of this CVP of being convenient for with current ordinary transfusion system, the setting of cooperation right angle support can guarantee that this scale sleeve pipe and CVP of being convenient for CVP measurement survey buret is in the vertical state, can enough practice thrift the cost, can also improve this scale sheathed tube measurement accuracy of CVP measurement of being convenient for.

Description

Scale sleeve pipe convenient to CVP is measured

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a scale sleeve for facilitating CVP measurement.

Background

CVP is short for central venous pressure, which is the pressure of the upper and lower vena cava entering the right atrium, measured through the upper and lower vena cava or the right atrium internal tube, reflecting the right atrial pressure, which is one of the main indexes for clinical observation of hemodynamics, and is influenced by 3 factors of heart function, circulating blood volume and vascular tension, and in the process of manually performing CVP measurement, a CVP measurement scale tube with liquid input therein is needed to be used and the height of the liquid level in the scale tube is needed to be measured, however, the existing CVP measurement scale tube has a defect in the use process;

The technical scheme is that the CVP measurement infusion set comprises an infusion set body, wherein the outer side wall of the infusion set body is fixedly connected with scale marks; the positioning mechanism is arranged on the outer side wall of the infusion apparatus body and is used for positioning the infusion apparatus for CVP measurement when the CVP is measured, through the arrangement of the scale marks, when the CVP is measured by using the infusion apparatus body, the liquid level height in the infusion apparatus body can be directly read, the measurement value is not required to be measured everywhere by using a straight ruler, the medical staff is more convenient and accurate in reading, the CVP measurement time is effectively reduced, the working efficiency of the medical staff is improved, the positioning mechanism is arranged, the medical staff can rapidly and accurately position the measurement position when measuring, the practicability of the device is improved, the special infusion apparatus for CVP measurement is required to be used in the actual use process, but most hospitals still adopt common infusion apparatuses to complete CVP measurement in cooperation with manual measurement, the cost is increased when the common infusion apparatus is replaced by the special infusion apparatus for CVP measurement, the use effect of the conventional CVP measurement scale is reduced, meanwhile, the flexible liquid level of the medical apparatus can be bent in the measurement process, and the problem that the CVP measurement cannot be performed in parallel and the infusion apparatus cannot be measured accurately is solved.

We have therefore proposed a scale sleeve that facilitates CVP measurements in order to solve the problems set out above.

Disclosure of utility model

The utility model aims to provide a scale sleeve for facilitating CVP measurement, so as to solve the problems that the background technology is inconvenient to reduce the use cost and the accuracy of measurement is reduced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a scale sleeve for facilitating CVP measurement, which comprises a CVP measuring tube, a right fitting tube, a left fitting tube and a right angle bracket,

The outer ring of the CVP measuring tube is symmetrically attached with a right attaching tube and a left attaching tube, hinges are arranged on one sides of the upper end and the lower end of the right attaching tube and one side of the left attaching tube, a buckle is arranged on the other side of the left attaching tube, a clamping groove is formed in the other side of the right attaching tube, and scale bars are arranged on the surfaces of the right attaching tube and the left attaching tube;

Right angle support is installed to the side of right laminating pipe and left laminating pipe, the fixed slot has been seted up to the bottom of right laminating pipe and left laminating pipe, positioning mechanism is installed to the both sides of right angle support.

Preferably, the right fitting pipe and the left fitting pipe form a rotating structure through a hinge, and the hinge is symmetrically arranged about the central line of the right fitting pipe and the central line of the left fitting pipe.

By adopting the design of the structure, the right attaching tube and the left attaching tube can rotate through the hinges, so that the right attaching tube and the left attaching tube can be connected and separated with a common infusion apparatus, the use of a special measuring tool in a CVP measuring room is avoided, and the use effect and convenience of the scale sleeve which is convenient for CVP measurement are improved.

Preferably, the buckles and the clamping grooves are distributed at equal intervals on one sides of the left attaching pipe and the right attaching pipe respectively, and the buckles are connected with the clamping grooves in a clamping mode.

Adopt the design of above-mentioned structure, be convenient for realize right laminating pipe and left laminating pipe's connection and separation through the control to joint and separation between buckle and the draw-in groove to be convenient for carry out the dismouting to right laminating pipe and left laminating pipe, improved this be convenient for CVP measuring scale sheathed tube dismouting convenience.

Preferably, the right angle support is right angle structure setting respectively in the side of right laminating pipe and left laminating pipe, and the top of fixed slot and the zero scale department parallel and level of scale strip.

Adopt the design of above-mentioned structure, be convenient for guarantee CVP survey buret and this be convenient for CVP measuring scale sheathed tube perpendicularly through right angle support, and then can carry out accurate measurement to the measurement liquid level through the scale strip, and fixed slot top and the zero point parallel and level of scale strip, can guarantee positioning mechanism when surveying CVP survey buret, guarantee the stability of zero point position, and then can promote the accuracy of measurement.

Preferably, the positioning mechanism comprises a fixed plate, fixed plates are fixedly arranged on two side surfaces of the right-angle bracket, limiting holes are formed in the fixed plates, movable rods penetrate through the limiting holes, one ends of the movable rods are fixedly connected with connecting plates, positioning springs are connected between the connecting plates and the fixed plates, the positioning springs are sleeved with the movable rods, and one ends of the connecting plates are fixedly provided with positioning plates.

By adopting the design of the structure, the scale sleeve which is convenient for CVP measurement is conveniently fixed and positioned on the CVP measuring tube through the positioning mechanism, and the accuracy of measurement is prevented from being influenced by shaking caused by the fact that the scale sleeve which is convenient for CVP measurement is in the measuring process.

Preferably, the size of the limiting hole is identical to that of the movable rod, and the connecting plate and the movable rod form a telescopic structure with the fixed plate through the positioning spring and the limiting hole.

By adopting the design of the structure, the limiting hole is convenient for limiting the expansion of the movable rod, so that the positioning work between the positioning plate and the CVP measuring tube can be limited, and the stability of the positioning mechanism is improved.

Compared with the prior art, the utility model has the beneficial effects that: the scale sleeve is convenient for CVP measurement;

1. The right fitting pipe, the left fitting pipe, the hinge, the buckle, the clamping groove, the scale bar and the right angle bracket are arranged, so that the right fitting pipe and the left fitting pipe can be opened through the hinge and fixedly connected through the buckle and the clamping groove, the scale sleeve which is convenient for CVP measurement is convenient to connect with the existing common infusion apparatus, the scale sleeve which is convenient for CVP measurement and the CVP measuring pipe are in a vertical state through the arrangement of the right angle bracket, the cost can be saved, and the measurement accuracy of the scale sleeve which is convenient for CVP measurement can be improved;

2. Be provided with right angle support, fixed slot and positioning mechanism for positioning mechanism's setting can be to cup jointing and be convenient for CVP measuring the inside CVP survey buret of scale sleeve pipe of CVP measurement, thereby can avoid producing the change in the zero point position of measurement in-process bottom and influence measuring result, has further improved the measuring accuracy of this scale sleeve pipe of CVP measurement of being convenient for.

Drawings

FIG. 1 is a schematic diagram of a side view of the present utility model;

FIG. 2 is a schematic diagram of the connection structure of the right and left fitting pipes and the positioning mechanism according to the present utility model;

FIG. 3 is a schematic view of the right and left fitting tubes of the present utility model;

FIG. 4 is a schematic diagram of the connection structure of the right angle bracket and the positioning mechanism of the present utility model;

FIG. 5 is a schematic side sectional view of the positioning mechanism of the present utility model.

In the figure: 1. CVP measuring tube; 2. a right fitting pipe; 3. a left fitting tube; 4. a hinge; 5. a buckle; 6. a clamping groove; 7. a scale bar; 8. a right angle bracket; 9. a fixing groove; 10. a positioning mechanism; 1001. a fixing plate; 1002. a limiting hole; 1003. a movable rod; 1004. a connecting plate; 1005. a positioning spring; 1006. and (5) positioning the plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a scale sleeve pipe convenient to CVP is measured, including CVP buret 1, right side buret 2, left side buret 3 and right angle support 8, the outer lane symmetry laminating of CVP buret 1 has right side buret 2 and left side buret 3, hinge 4 is installed to the upper and lower both ends one side of right side buret 2 and left side buret 3, right side buret 2 and left side buret 3 constitute rotating structure through hinge 4, and hinge 4 is about the central line symmetry setting of right side buret 2 and left side buret 3, buckle 5 is installed to the opposite side of left side buret 3, draw-in groove 6 has been seted up to the opposite side of right side buret 2, buckle 5 and draw-in groove 6 are equidistant to be distributed in one side of left side buret 3 and right side buret 2 respectively, and buckle 5 and draw-in groove 6 block are connected, the surface of right side buret 2 and left side buret 3 is provided with scale strip 7, the design of above-mentioned structure, when needs to measure, can rotate the surface at P buret 1 with right side buret 2 and left side buret 3 through hinge 4, and buckle 5 on left side buret 3 are detained on right side buret 2 and left side buret 3 and buckle 5 on the side buret 3 is detained on the side buret 2 and can be followed and can be had the side and take out the CVP 2 and can be had the draw-down to take out with the groove to the side and draw-down in the groove to seal 1 in the side of the groove to the side of side 3, and can be had and further draw-down to the groove to take and the CVP to the side 1 to draw down in the side and the side 1.

As shown in fig. 1 to 2 and fig. 4 to 5, right angle bracket 8 is installed to the side of right laminating pipe 2 and left laminating pipe 3, right angle bracket 8 is right angle structure setting at the side of right laminating pipe 2 and left laminating pipe 3 respectively, fixed slot 9 has been seted up to the bottom of right laminating pipe 2 and left laminating pipe 3, and the top of fixed slot 9 and the zero graduation department parallel and level of scale strip 7, positioning mechanism 10 is installed to the both sides of right angle bracket 8, positioning mechanism 10 includes fixed plate 1001, the both sides surface fixed mounting of right angle bracket 8 has fixed plate 1001, spacing hole 1002 has been seted up to the inside of fixed plate 1001, the inside of spacing hole 1002 runs through there is movable rod 1003, spacing hole 1002's size and movable rod 1003 coincide with the size, the one end fixedly connected with connecting plate 1004 of movable rod 1003, be connected with positioning spring 1005 between connecting plate 1004 and the fixed plate 1001, and positioning spring 1005 cup joints mutually with movable rod 1003, and connecting plate 1004 and movable rod 1003 constitute the extending structure through positioning spring 1002 and fixed plate, the one end fixed mounting of connecting plate 1004 has the fixed plate 1006, the design of above-mentioned structure for the diameter measuring pipe 1006 can be carried out in the CVP 1 and measuring tube 1 is carried out to the measuring position of measuring pipe 1006 in the CVP 1 in the measuring process of measuring tube 1 and can not having the same time, the CVP 1 is kept the position of measuring tube 1, can be closely and can be kept measuring the position between the measuring tube 1 and measuring the measuring scale strip 1, and the measuring position of CVP is kept in the measuring position of the measuring tube 1, and further ensures the stability of the positioning work of the positioning plate 1006 on the CVP measuring tube 1.

Working principle: when the scale sleeve convenient for CVP measurement is used, firstly, as shown in fig. 1-5, the right joint pipe 2 and the left joint pipe 3 are rotated through the hinge 4 and sleeved on the CVP measurement pipe 1, then the buckle 5 on the left joint pipe 3 is buckled in the corresponding clamping groove 6 formed on the right joint pipe 2, the installation work of the right joint pipe 2 and the left joint pipe 3 is completed at the moment, the positioning plate 1006 and the CVP measurement pipe 1 are simultaneously driven to be jointed in the process of installing the right joint pipe 2 and the left joint pipe 3, at the moment, the positioning plate 1006 and the connecting plate 1004 are extruded by the positioning spring 1005, an elastic fixing mechanism is formed between the positioning plate 1006 and the CVP measurement pipe 1, the scale sleeve convenient for CVP measurement is conveniently fixed and positioned on the CVP measurement pipe 1, and then the corresponding scales of the position of the top end of a page and the scale bar 7 in the CVP measurement pipe 1 are read, and the CVP measurement work is completed.

To complete a series of work, and what is not described in detail in this specification is prior art that is well known to those skilled in the art.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a scale sleeve pipe convenient to CVP measures, includes CVP buret (1), right laminating pipe (2), left laminating pipe (3) and right angle support (8), its characterized in that:

The CVP measuring tube is characterized in that a right fitting tube (2) and a left fitting tube (3) are symmetrically fitted on the outer ring of the CVP measuring tube (1), hinges (4) are arranged on one side of the upper end and the lower end of the right fitting tube (2) and one side of the lower end of the left fitting tube (3), a buckle (5) is arranged on the other side of the left fitting tube (3), a clamping groove (6) is formed in the other side of the right fitting tube (2), and scale bars (7) are arranged on the surfaces of the right fitting tube (2) and the left fitting tube (3);

Right angle support (8) are installed to the side of right laminating pipe (2) and left laminating pipe (3), fixed slot (9) have been seted up to the bottom of right laminating pipe (2) and left laminating pipe (3), positioning mechanism (10) are installed to the both sides of right angle support (8).

2. A calibration sleeve for facilitating CVP measurement according to claim 1 where: the right laminating pipe (2) and the left laminating pipe (3) form a rotating structure through the hinge (4), and the hinge (4) is symmetrically arranged about the central line of the right laminating pipe (2) and the left laminating pipe (3).

3. A calibration sleeve for facilitating CVP measurement according to claim 1 where: the buckles (5) and the clamping grooves (6) are distributed on one side of the left attaching pipe (3) and one side of the right attaching pipe (2) at equal intervals respectively, and the buckles (5) are connected with the clamping grooves (6) in a clamping mode.

4. A calibration sleeve for facilitating CVP measurement according to claim 1 where: the right-angle bracket (8) is arranged on the side edges of the right fitting pipe (2) and the left fitting pipe (3) in a right-angle structure, and the top end of the fixing groove (9) is flush with the zero scale of the scale strip (7).

5. A calibration sleeve for facilitating CVP measurement according to claim 1 where: the positioning mechanism (10) comprises a fixed plate (1001), the fixed plate (1001) is fixedly arranged on the surface of two sides of the right-angle bracket (8), a limiting hole (1002) is formed in the fixed plate (1001), a movable rod (1003) penetrates through the limiting hole (1002), a connecting plate (1004) is fixedly connected to one end of the movable rod (1003), a positioning spring (1005) is connected between the connecting plate (1004) and the fixed plate (1001), the positioning spring (1005) is sleeved with the movable rod (1003), and a positioning plate (1006) is fixedly arranged at one end of the connecting plate (1004).

6. A calibration sleeve for facilitating CVP measurements according to claim 5 where: the size of the limiting hole (1002) is matched with the size of the movable rod (1003), and the connecting plate (1004) and the movable rod (1003) form a telescopic structure with the fixed plate (1001) through the positioning spring (1005) and the limiting hole (1002).