CN216394041U

CN216394041U - Central venous pressure measuring device

Info

Publication number: CN216394041U
Application number: CN202122757798.2U
Authority: CN
Inventors: 郑玲玲
Original assignee: Wuhu No1 People's Hospital
Current assignee: Wuhu No1 People's Hospital
Priority date: 2021-11-11
Filing date: 2021-11-11
Publication date: 2022-04-29
Anticipated expiration: 2031-11-11

Abstract

The utility model discloses a central venous pressure measuring device, relates to the technical field of medical instruments, and aims to solve the problems that a ruler is often adopted as a tool when the artificial central venous pressure is measured clinically, the measurement is inconvenient, and the measuring result has the problem of larger error, the utility model comprises a base, the top of the base is provided with a vertical rod, the outer wall of the vertical rod is sleeved with a vertical pipe, the lower part of the outer wall of one side of the vertical pipe is tightly propped and fixed with the outer wall of the vertical rod through a bolt I, the outer wall of the vertical pipe is provided with a scale mark, the top of the vertical pipe is provided with a hook, a bracket is arranged below the outer wall at the other side of the vertical pipe, a transverse pipe is hinged at the outer side of the bracket, a convex block capable of horizontally limiting the transverse pipe is arranged below the hinged side of the transverse pipe and the bracket, and the opposite side of the convex block is a plane, and the outer wall of the vertical pipe is provided with a magnetic sheet which can be magnetically attracted with the horizontal pipe in a vertical state.

Description

Central venous pressure measuring device

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a central venous pressure measuring device.

Background

Central Venous Pressure (CVP) refers to the pressure in the right atrium and the thoracic sections of the superior and inferior vena cava. It can judge the comprehensive condition of blood volume, cardiac function and blood vessel tension of patient, and is different from peripheral venous pressure. The latter is affected by the valves in the venous lumen and other mechanical factors, and therefore cannot reflect the blood volume and cardiac function exactly.

Often adopt the ruler as the instrument when carrying out artifical central venous pressure measurement in clinical, it is comparatively inconvenient to measure, and the measuring result has great error. Therefore, a central venous pressure measuring device is provided to meet the requirements of clinical use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a central venous pressure measuring device, which aims to solve the problems that a ruler is often adopted as a tool when the artificial central venous pressure measurement is carried out in clinic in the background technology, the measurement is inconvenient, and the measurement result has large errors.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a central venous pressure measuring device, includes the base, the top of base is provided with the montant, the standpipe has been cup jointed to the outer wall of montant, one side outer wall below of standpipe supports tightly fixedly through the outer wall of bolt one with the montant, be provided with the scale sign on the outer wall of standpipe, the top of standpipe is provided with the couple, the opposite side outer wall below of standpipe is provided with the support, the outside of support articulates there is violently the pipe, violently be provided with below the articulated side of violently managing with the support and to its horizontal spacing lug, and the opposite side of lug is the plane, be provided with on the outer wall of standpipe can with violently manage the magnetic sheet of vertical state looks magnetism absorption.

Preferably, one side of the transverse pipe far away from the support is provided with an extension mechanism, the extension mechanism comprises a transverse rod, one end of the transverse rod is inserted into the transverse pipe, the other end of the transverse rod is provided with a circular cap matched with the outer diameter of the transverse pipe, a rubber strip is embedded in the outer wall of the transverse rod, and the outer wall of the rubber strip is in contact with the inner wall of the transverse pipe.

Preferably, the top of the transverse tube is flush with a zero scale mark in the scale mark.

Preferably, the outer walls of the vertical rod and the vertical pipe are provided with lantern rings, and one side of the outer wall of each lantern ring is provided with a limiting frame capable of clamping and fixing the piezometric pipe.

Preferably, be provided with the mechanism of ajusting between base and the montant, the mechanism of ajusting includes spacing ball seat, spacing ball seat sets up the top center at the base, the inside of spacing ball seat is provided with the spherical end that agrees with rather than the inner wall shape mutually, the spherical end sets up the bottom at the montant, the lateral wall of spacing ball seat supports tightly fixedly through the sphere of bolt two with the spherical end, the top of spherical end is provided with the air level, and inlays in the air level and establishes the outer wall opposite side of the lantern ring that is located on the montant.

Compared with the prior art, the utility model has the beneficial effects that: this central venous pressure measuring device through the cooperation of each part for the device can the rapid survey patient's central venous pressure when using, improves the measuring accuracy, has improved medical personnel's work efficiency simultaneously, has the practicality.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the base and vertical post of FIG. 1;

fig. 3 is a schematic view of the cross tube and cross bar of fig. 1.

In the figure: 1. the base, 2, montant, 3, standpipe, 4, bolt one, 5, scale mark, 6, couple, 7, support, 8, violently manage, 9, lug, 10, horizontal pole, 11, rubber strip, 12, magnetic sheet, 13, the lantern ring, 14, spacing, 15, air level, 16, spacing ball seat, 17, spherical end, 18, bolt two.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The components of the present invention are all standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experimentation.

Referring to fig. 1 to 3, the present invention provides a technical solution: a central venous pressure measuring device comprises a base 1, wherein a vertical rod 2 is arranged at the top of the base 1, a vertical pipe 3 is sleeved on the outer wall of the vertical rod 2, the vertical pipe 3 can slide along the outer wall of the vertical rod 2 when stressed, the lower part of the outer wall of one side of the vertical pipe 3 is tightly fixed with the outer wall of the vertical rod 2 through a bolt I4, a position of the vertical pipe 3 after sliding on the vertical rod 2 can be fixed through an elastic bolt I4, a scale mark 5 is arranged on the outer wall of the vertical pipe 3, the scale mark 5 is 0-50cm in particular, a hook 6 is arranged at the top of the vertical pipe 3, the hook 6 can hook and fix a physiological saline bag or bottle, a support 7 is arranged below the outer wall of the other side of the vertical pipe 3, a transverse pipe 8 is hinged to the outer side of the support 7, the transverse pipe 8 can rotate when stressed, a convex block 9 capable of horizontally limiting the transverse pipe 8 and the hinged side of the support 7 is arranged below the convex block 9, and the opposite side of the convex block 9 is a plane, lug 9 makes violently pipe 8 clockwise turning's maximum position promptly with standpipe 3 vertically position, be provided with on standpipe 3's the outer wall can with violently manage 8 vertical state looks magnetism inhale magnetic sheet 12, wherein violently manage 8 and be the steel, and magnetic sheet 12 sets up in the homonymy of support 7, adsorbable when violently managing 8 vertical state on magnetic sheet 12, and the realization is accomodate fixedly.

As preferred embodiment, one side that support 7 was kept away from to violently pipe 8 is provided with extension mechanism, extension mechanism includes horizontal pole 10, peg graft in the inside of violently managing 8 in the one end of horizontal pole 10, the other end of horizontal pole 10 is provided with the external diameter assorted cap with violently managing 8, the external diameter size and the shape of cap all are the same with violently managing 8, design like this when being convenient for extend violently pipe 8 length, can refer to violently managing 8 and make level to body zero point position, the outer wall of horizontal pole 10 inlays and is equipped with rubber strip 11, the outer wall of rubber strip 11 contacts with the inner wall of violently managing 8, rubber strip 11 makes the frictional resistance increase between horizontal pole 10 and the violently pipe 8, and then make its position after the horizontal pole 10 extends can stably stop at current position.

As a preferred embodiment, the top of the horizontal tube 8 is flush with the zero graduation line in the graduation mark 5, so that the horizontal tube 8 is designed to level the zero graduation line in the graduation mark 5 with the zero point of the body.

As the preferred embodiment, the outer walls of the vertical rod 2 and the vertical pipe 3 are provided with the lantern rings 13, one side of the outer wall of each lantern ring 13 is provided with the limiting frame 14 capable of clamping and fixing the pressure measuring pipe, wherein the limiting frame 14 is provided with an opening on the side wall, the inner diameter of the limiting frame is 3mm, the aseptic infusion tube is generally used as the pressure measuring pipe in clinical practice for subsequent measurement, the outer diameter of the infusion tube is generally 3.2 mm-4.5 mm, therefore, when the pressure measuring pipe is embedded into the limiting frame 14, the aseptic infusion tube can be stably stopped in the limiting frame 14, normal circulation is not affected, the pressure measuring pipe between the upper limiting frame 14 and the lower limiting frame 14 can be straightened, and the measurement accuracy is improved.

As a preferable embodiment, a righting mechanism is arranged between the base 1 and the vertical rod 2, the righting mechanism comprises a limiting ball seat 16, the limiting ball seat 16 is arranged at the center of the top of the base 1, a spherical end 17 matched with the shape of the inner wall of the limiting ball seat 16 is arranged inside the limiting ball seat 16, the design enables the spherical end 17 to rotate in any direction inside the limiting ball seat 16, the spherical end 17 is arranged at the bottom of the vertical rod 2, the side wall of the limiting ball seat 16 is tightly abutted and fixed with the spherical surface of the spherical end 17 through a second bolt 18, the second loose bolt 18 can swing and adjust the spherical end 17 and the vertical rod 2, the vertical rod 2 always faces right above, the measurement accuracy is further ensured, a level bubble 15 is arranged above the spherical end 17, the level bubble 15 is embedded in the other side of the outer wall of a sleeve ring 13 positioned on the vertical rod 2, the level bubble 15 can be used as the tragic shape for adjusting the vertical rod 2, is beneficial to the fast adjustment of the vertical rod 2.

The following working principles, detailed connecting means thereof, and the following main descriptions of the working principles and processes are well known in the art, and will be referred to by those skilled in the art for the specific connection and operation sequence of the components in this application.

The working process and the working principle of the utility model are as follows: when the device is used, when the bed surface tends to be horizontal, the device is placed on the bed, the piezometric tubes are respectively embedded into the two limiting frames 14 and straightened, the transverse tube 8 is adjusted to be horizontal at the moment, the vertical tube 3 is adjusted in an up-and-down sliding mode through the loose bolt 1, the top of the transverse tube 8 is fastened when being parallel to the zero point of the body, the zero scale mark in the scale mark 5 and the zero point of the body are on the same horizontal line, the height of a water column in the piezometric tube is observed by contrasting the scale mark 5 so as to measure the central venous pressure, in addition, the transverse rod 10 can be pulled out to prolong the length of the transverse tube 8 for assistance when the transverse tube 8 and the zero point of the body are leveled, and the leveling convenience is further improved; when the bed surface does not tend to be horizontal, the inclination direction of the device can be judged by observing the leveling runner 15, the second bolt 18 is loosened, the vertical rod 2 can be adjusted in a swinging mode by taking the spherical end 17 as a circle center until the leveling bubble 15 is restored to be horizontal, and the central venous pressure can be measured by continuing the operation process.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A central venous pressure measurement device, characterized by: including base (1), the top of base (1) is provided with montant (2), standpipe (3) have been cup jointed to the outer wall of montant (2), one side outer wall below of standpipe (3) supports tightly fixedly through bolt (4) and the outer wall of montant (2), be provided with scale sign (5) on the outer wall of standpipe (3), the top of standpipe (3) is provided with couple (6), the opposite side outer wall below of standpipe (3) is provided with support (7), the outside of support (7) articulates there is violently pipe (8), violently pipe (8) and the articulated side below of support (7) are provided with can be to its horizontal spacing lug (9), and the opposite side of lug (9) is the plane, be provided with on the outer wall of standpipe (3) can with violently manage (8) vertical state looks magnetic sheet (12) of inhaling.

2. A central venous pressure measurement device as claimed in claim 1, characterised in that: one side of the transverse pipe (8) far away from the support (7) is provided with an extending mechanism, the extending mechanism comprises a transverse rod (10), one end of the transverse rod (10) is inserted into the transverse pipe (8), the other end of the transverse rod (10) is provided with a circular cap matched with the outer diameter of the transverse pipe (8), a rubber strip (11) is embedded in the outer wall of the transverse rod (10), and the outer wall of the rubber strip (11) is in contact with the inner wall of the transverse pipe (8).

3. A central venous pressure measurement device as claimed in claim 2, characterised in that: the top of the transverse pipe (8) is flush with the zero scale mark in the scale mark (5).

4. A central venous pressure measurement device as claimed in claim 1, characterised in that: the outer wall of montant (2) and standpipe (3) all is provided with lantern ring (13), two the outer wall one side of lantern ring (13) all is provided with spacing (14) that can fix the piezometer pipe centre gripping.

5. A central venous pressure measurement device as claimed in claim 1, characterised in that: be provided with between base (1) and montant (2) and put right the mechanism, it includes spacing ball seat (16) to put right the mechanism, spacing ball seat (16) set up the top center at base (1), the inside of spacing ball seat (16) is provided with rather than spherical end (17) that the inner wall shape agrees with mutually, spherical end (17) set up the bottom at montant (2), the sphere that the lateral wall of spacing ball seat (16) passes through bolt two (18) and spherical end (17) supports tightly fixedly, the top of spherical end (17) is provided with air level (15), and air level (15) embedded set up the outer wall opposite side that is located lantern ring (13) on montant (2).