CN217592852U

CN217592852U - Device for measuring central venous pressure

Info

Publication number: CN217592852U
Application number: CN202220435921.0U
Authority: CN
Inventors: 唐琴; 孙甜甜
Original assignee: Jiangsu Cancer Hospital
Current assignee: Jiangsu Cancer Hospital
Priority date: 2022-03-02
Filing date: 2022-03-02
Publication date: 2022-10-18
Anticipated expiration: 2032-03-02

Abstract

The utility model provides a device for measuring central venous pressure, which relates to the technical field of medical appliances and comprises a base, a support column, a measuring scale, a slide block, a first fixing screw and a second fixing screw, wherein the base is fixed on a sickbed, the upper part of the base is in threaded connection with the vertical support column, the rear side of the slide block is slidably arranged on the support column, and the slide block is fixed on the support column through the first fixing screw; the measuring scale is slidably arranged on the front side of the sliding block and is fixed on the sliding block through a second fixing screw; scales are carved on the measuring scale, an L-shaped groove is formed in the measuring scale, and the bottom edge of the groove is flush with the zero scale line of the scales; a monochromatic laser emitter is fixed on the side wall of the sliding block; the slide block is engraved with a transverse indicating line at the corresponding position of the monochromatic laser emitter. The utility model discloses can be convenient for fixed transfer line, accurate location axillary midline makes things convenient for nurse's exclusive operation simultaneously, promotes the measuring rate of accuracy.

Description

Device for measuring central venous pressure

Technical Field

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

Background

At present, the central venous pressure is the pressure at the junction of the vena cava and the right atrium, is an index reflecting the right preload, and has a normal value of 5 to 12cmH ₂ And (O). The measurement of the central venous pressure has great significance for understanding blood volume, cardiac function and pericardial stuffing, especially for urgently needing a large amount of bloodFluid replacement therapy is also intended to provide greater assistance in preventing patients with heavy cardiac loads. It is also known whether unexplained acute circulatory failure is hypovolemic or cardiogenic; the cause of oliguria or anuresis is hypovolemia or renal failure.

At present, do not have unified instrument clinically to measure central venous pressure, some use ordinary rulers, some use the tape, all need nurse's own manual adjustment and control to the accuracy of the fixed of transfer line and axillary midline location, still need two nursing staff's cooperation occasionally, not only increase nursing staff's work burden, still lead to the measuring result deviation easily to influence patient's state of an illness and judge.

SUMMERY OF THE UTILITY MODEL

The utility model provides a device of measurement center venous pressure can be convenient for fixed transfer line, and accurate location axillary midline makes things convenient for nurse's exclusive operation simultaneously, promotes measuring rate of accuracy.

The utility model provides a device for measuring central venous pressure, which comprises a base, a support column, a measuring scale, a sliding block, a first fixing screw and a second fixing screw, wherein the base is fixed on a sickbed, the upper part of the base is in threaded connection with the vertical support column, the rear side of the sliding block is slidably arranged on the support column, and the sliding block is fixed on the support column through the first fixing screw; the measuring scale is slidably arranged on the front side of the sliding block and is fixed on the sliding block through the second fixing screw; scales are carved on the measuring scale, an L-shaped groove is formed in the measuring scale, and the bottom edge of the groove is flush with the zero scale line of the scales; a monochromatic laser emitter is fixed on the side wall of the sliding block; and transverse indicating lines are engraved on the slide block at the corresponding positions of the monochromatic laser emitters.

The utility model discloses a device for measuring central venous pressure, because the slider can slide on the support column to be equipped with monochromatic laser emitter on the slider, after medical personnel confirm patient's axillary midline, through observing the monochromatic laser line that monochromatic laser emitter launched, adjust the position of slider on the support column and make monochromatic laser line keep level with the axillary midline, use first set screw to fix the slider on the laser column can; and because the dipperstick can slide on the slider, then adjust the position of dipperstick for the zero point of dipperstick can be with the pilot line is equal, and this pilot line is equal with the laser line of monochromatic laser emitter transmission, thereby makes the zero point of dipperstick align the axillary midline. The utility model discloses can be convenient for fixed transfer line, accurate location axillary midline simultaneously makes things convenient for nurse's exclusive operation, promotes measuring rate of accuracy.

In an optional implementation manner, a first sliding groove is formed in the rear side of the sliding block, the sliding block is sleeved on the support column through the first sliding groove, a first threaded hole matched with the first fixing screw is formed in the left side wall of the sliding block, and the first fixing screw penetrates through the first threaded hole and abuts against the left side wall of the support column.

Set up first screw hole on the slider, first spout cover is on the support column, and first set screw passes first screw hole in proper order and with the support column butt, like this, can be fixed slider and support column through screwing up first screw.

In an optional embodiment, a second sliding groove is formed in the front side of the sliding block, the measuring scale is sleeved in the second sliding groove of the sliding block, a second threaded hole is formed in the right side wall of the sliding block, and the second fixing screw penetrates through the second threaded hole and abuts against the right side wall of the measuring scale.

The utility model discloses a device of measurement center venous pressure, the right side wall of slider is opened there is the second screw hole, passes the second screw hole with second set screw and screws up, can fix the dipperstick in the front side of slider.

In an alternative embodiment, a plurality of hasps with hook heads are fixed on the right side of the groove, and hook grooves matched with the hook heads are formed in the left side of the groove.

The utility model discloses a set up the hasp to carry out further fixed to the transfer line, further increase the stability after the transfer line is fixed.

In an optional embodiment, the lower end of the supporting column is provided with a plurality of circles of external threads, and the upper end of the base is provided with a threaded hole matched with the lower end of the supporting column; the left side of the base is fixed with a U-shaped clamp clamped on a sickbed.

The utility model discloses a set up the screw hole on the base to be convenient for fix the support column rotatable on the base. The U-shaped clamp is arranged on the left side of the base, so that the base is convenient to fix on the side surface of a sickbed.

The beneficial effects of the utility model are that: the device for measuring the central venous pressure of the utility model is provided with the groove on the measuring scale, and the hasp is arranged outside the groove, thus being convenient for fixing the infusion tube; the monochromatic laser emitter is arranged, so that the device can be kept level with the position of the axillary midline, and the measurement accuracy is improved; be equipped with first set screw and second set screw, make things convenient for medical personnel to adjust to go on fixedly after corresponding the position, a nurse can accomplish the measurement operation, makes things convenient for medical personnel to operate, has reduced the labour.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following descriptions are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is a left side view structure diagram of the present invention;

fig. 3 is a schematic top view of the present invention;

fig. 4 is a schematic view of the hook and groove structure of the present invention.

In the figure: 1-a base; 2-a support column; 3-measuring the scale; 4-a monochromatic laser emitter; 5-a first set screw; 6-a second set screw; 7-a groove; 8-scale mark; 9-an indicator line; 10-a hasp; 11-a U-shaped clamp; 12-a slide block; 13-a transfusion tube; 14-hook groove; 15-hook head.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

To facilitate understanding of the present embodiment, a device for measuring central venous pressure disclosed by the present invention will be described in detail by way of examples.

Referring to fig. 1 to 4, the embodiment provides a device for measuring central venous pressure, which includes a base 1, a support pillar 2, a measuring scale 3, a slider 12, a first fixing screw 5 and a second fixing screw 6, wherein the base 1 is fixed on a hospital bed, the upper part of the base 1 is in threaded connection with the vertical support pillar 2, the rear side of the slider 12 is slidably mounted on the support pillar 2, and the slider 12 is fixed on the support pillar 2 through the first fixing screw 5; the measuring scale 3 is slidably arranged on the front side of the sliding block 12, and the measuring scale 3 is fixed on the sliding block 12 through a second fixing screw 6; the measuring scale 3 is provided with scales and an L-shaped groove 7, and the bottom edge of the groove 7 is level with the zero scale mark 8 of the scales; a monochromatic laser emitter 4 is fixed on the side wall of the slide block 12; the slide 12 is engraved with a transverse indicator line 9 at a position corresponding to the monochromatic laser emitter 4.

Specifically, base 1 is used for fixing whole device on the sick bed, simultaneously with 2 threaded connection of support column, threaded connection can make support column 2 rotate certain angle, and slider 12 can slide on support column 2 simultaneously, and the support column 2 that rotates slides slider 12 simultaneously makes the monochromatic laser line of monochromatic laser emitter 4 transmission aim at the axillary midline. A transverse indicator line 9 is also marked on the slide 12 and the graduated dipstick 3 can be slid on the slide 12 so that the dipstick 3 is slid so that the zero scale line 8 on the dipstick 3 is aligned with the transverse indicator line 9. The measuring scale 3 is also provided with an L-shaped groove 7 which is convenient for fixing the transfusion tube 13. The lateral base of the groove 7 is flush with the zero scale (the "0" scale line in fig. 1) line of the scale, so that the measurement of the central venous pressure can be realized.

When the concrete implementation, can set up dipperstick 3 into striking colour, like yellow, red etc. be convenient for reflect the transparent liquid in the transfer line 13 for the water column is stirred more clear. Meanwhile, as shown in fig. 1, the normal range (5 to 12) and the 0 scale mark can be processed by using a color or thickening process different from other scale marks, so as to play a warning role.

As shown in fig. 1, the measuring ruler 3 of the present embodiment is a three-dimensional ruler, and as shown in fig. 3 and 4, a groove 7 for fixing the infusion tube 13 is further provided, so that the infusion tube 13 can be conveniently fixed, and the central venous pressure can be conveniently observed and measured.

This embodiment is equipped with recess 7, can be convenient for fixed transfer line 13, is equipped with monochromatic laser emitter 4, can pinpoint the axillary midline, and support column 2,

slider

12 and 3 cooperation slides and make things convenient for medical personnel to operate alone of dipperstick, promote measuring rate of accuracy, provide medical personnel work efficiency.

Preferably, as shown in fig. 2 and 3, a first sliding groove is formed in the rear side of the sliding block 12, the sliding block 12 is sleeved on the supporting column 2 through the first sliding groove, a first threaded hole adapted to the first fixing screw 5 is formed in the left side wall of the sliding block 12, and the first fixing screw 5 passes through the first threaded hole and abuts against the left side wall of the supporting column 2.

Here, as shown in fig. 3, the supporting column 2 is a rectangular column, and as can be seen from a cross section of the slider 12, the first sliding groove is U-shaped, and the supporting column 2 is fitted in the first sliding groove. As shown in fig. 3, one end of the first fixing screw 5 is opposite to the left side wall of the support column 2, and the other end is a nut, and correspondingly, a thread can be arranged on the outer wall of the nut to facilitate screwing or unscrewing. During the use, adjust the position of slider 12 on support column 2, then screw up first set screw 5, can fix slider 12 on support column 2.

Preferably, the front side of the slider 12 with the screw thread is opened with the second spout, the dipperstick 3 is overlapped in the second spout of slider 12, the right side wall of slider 12 is opened has the second screw hole, second set screw 6 passes the second screw hole and with the right side wall butt of dipperstick 3.

Here, as shown in fig. 3, the second sliding groove is arranged back to back with the first sliding groove, the second sliding groove is also U-shaped, the measuring scale 3 is also rectangular, and the measuring scale 3 is sleeved in the second sliding groove. As shown in fig. 1, like the first fixing screw 5, the second fixing screw 6 on the right side abuts against the right side wall of the measuring scale 3, the relative position between the measuring scale 3 and the sliding block 12 is adjusted during use, and then the second fixing screw 6 is screwed down, so that the measuring scale 3 can be fixed on the sliding block 12.

Further, as shown in fig. 3 and 4, a plurality of buckles 10 respectively having hook heads 15 are fixed to the right side of the groove 7, and a hook groove 14 adapted to the hook heads 15 is formed in the left side of the groove 7.

Specifically, one end of the hasp 10 is fixed on the right side of the groove 7 on the measuring scale 3, the other end of the hasp 10 is provided with a hook head 15, and a hook groove 14 matched with the hook head 15 is arranged at a corresponding position on the left side of the groove 7, so that after the infusion tube 13 is plugged into the groove 7, the infusion tube 13 is transversely lapped outside the infusion tube 13 by using a buckle, and the hook head 15 is lapped into the hook groove 14. In this embodiment, the infusion tube 13 is further secured to the measuring scale 3 by providing the hook and loop fastener 10.

Preferably, as shown in fig. 1 and 2, the lower end of the supporting column 2 is provided with a plurality of circles of external threads, and the upper end of the base 1 is provided with a threaded hole adapted to the lower end of the supporting column 2; a U-shaped clamp 11 clamped on a sickbed is fixed on the left side of the base 1.

Specifically, a threaded hole is formed in the upper end of the base 1, and an external thread is arranged on the supporting column 2, so that the base 1 is in threaded connection with the supporting column 2. The purpose of setting up many rings of external screw threads is, avoids when the angle of adjustment support column 2, and support column 2 dislocates from the screw hole, and then can not keep upright state. As shown in figure 1, the U-shaped frame is arranged at the same side of the monochromatic laser emitter 4, the principle of the U-shaped frame is similar to that of the first fixing screw 5 and the second fixing screw 6, a third fixing screw is arranged at one side of the U-shaped frame, and the third fixing screw is abutted against the bed frame of the sickbed (or a through hole is formed at the corresponding position of the bed frame of the sickbed), so that the whole device is fixed on the sickbed.

The ruler of the embodiment can be erected on a patient bed and can freely stretch and retract by taking the axillary midline as a zero point; the measuring scale 3 is a three-dimensional ruler with scale marks 8, an L-shaped groove 7 is arranged on the measuring scale 3, a transverse groove 7 of the L-shaped groove 7 is aligned with a zero point, and a transfusion tube 13 is fixed in the groove 7; the normal value range (5 to 12) of the scale mark 8 is specially marked to play a role of warning; the measuring scale 3 is yellow, orange or red and can reflect transparent liquid, so that the water column in the infusion tube 13 is more clearly shifted; this embodiment simple structure, convenient to use, low cost can improve medical personnel's work efficiency.

Finally, it should be noted that: the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the technical solutions of the present invention, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: those skilled in the art can still modify or easily conceive of changes in the technical solutions described in the foregoing embodiments or make equivalent substitutions for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A device for measuring central venous pressure is characterized by comprising a base, a support column, a measuring scale, a sliding block, a first fixing screw and a second fixing screw, wherein the base is fixed on a sickbed, the upper part of the base is in threaded connection with the vertical support column, the rear side of the sliding block is slidably mounted on the support column, and the sliding block is fixed on the support column through the first fixing screw; the measuring scale is slidably arranged on the front side of the sliding block and is fixed on the sliding block through the second fixing screw; scales are carved on the measuring scale, an L-shaped groove is formed in the measuring scale, and the bottom edge of the groove is flush with the zero scale line of the scales; a monochromatic laser emitter is fixed on the side wall of the sliding block; and a transverse indicating line is engraved on the slide block at the corresponding position of the monochromatic laser emitter.

2. The device for measuring the central venous pressure according to claim 1, wherein a first sliding groove is formed in the rear side of the sliding block, the sliding block is sleeved on a supporting column through the first sliding groove, a first threaded hole matched with the first fixing screw is formed in the left side wall of the sliding block, and the first fixing screw penetrates through the first threaded hole and abuts against the left side wall of the supporting column.

3. The device for measuring central venous pressure according to claim 1, wherein the front side of the slide block is provided with a second sliding groove, the measuring ruler is sleeved in the second sliding groove of the slide block, the right side wall of the slide block is provided with a second threaded hole, and the second fixing screw passes through the second threaded hole and abuts against the right side wall of the measuring ruler.

4. The device for measuring central venous pressure according to claim 1, wherein a plurality of hasps with hook heads are fixed on the right side of the groove, and hook grooves matched with the hook heads are formed on the left side of the groove.

5. The device for measuring the central venous pressure according to claim 1, characterized in that the lower end of the supporting column is provided with a plurality of circles of external threads, and the upper end of the base is provided with a threaded hole matched with the lower end of the supporting column; the left side of the base is fixed with a U-shaped clamp clamped on a sickbed.