CN219183726U

CN219183726U - CVP measuring device

Info

Publication number: CN219183726U
Application number: CN202221075024.XU
Authority: CN
Inventors: 周波巧; 葛婷爱; 冯晓菲
Original assignee: Hangzhou Third Hospital
Current assignee: Hangzhou Third Hospital
Priority date: 2022-05-05
Filing date: 2022-05-05
Publication date: 2023-06-16
Anticipated expiration: 2032-05-05

Abstract

The utility model belongs to the technical field of medical instruments, and particularly relates to a CVP measuring device. The utility model comprises a support rod main body, wherein a telescopic rod is arranged on the support rod main body, and a scale capable of reciprocating and linearly moving along the vertical direction is arranged on the telescopic rod. According to the utility model, after the infusion apparatus is connected with the normal saline liquid discharge, the tube placing part is connected, then the infusion apparatus is pulled out of the normal saline connector, the adjustable zero point alignment assembly is opposite to the fourth rib of the axillary midline and is flush with the heart of a patient, the scale zero point position is adjusted on the fourth rib of the axillary midline, the telescopic rod is convenient to stretch, the adjustable zero point alignment assembly can fix and move up and down the scale, the scale is fixed at the zero point position, then the liquid in the infusion pipeline is automatically lowered until the liquid is not lowered, then the numerical value of the scale is read, and the adjustment can be carried out according to patients with different sizes, so that the measurement is conveniently carried out after the zero point position is determined by medical staff, the measurement accuracy is improved, and the practicability is high.

Description

CVP measuring device

Technical Field

The utility model belongs to the technical field of medical appliances, and relates to a CVP measuring device.

Background

The CVP (central venous pressure) mainly measures the pressure of the right atrium and the chest sections of the superior and inferior vena cava, when the pressure is measured, the zero point positioning treatment of the CVP measuring caliper is needed, a specific part (such as the fourth intercostal space of the axillary midline) of the human body is taken as a reference point, the scale zero point of the CVP measuring caliper is positioned at the same level with the reference point, then the three-way is turned to the normal saline and the pressure measuring tube (blocking the CVP catheter), when the liquid in the pressure measuring tube flows above the expected CVP, the normal saline is blocked and the CVP catheter is loosened, the liquid in the pressure measuring tube is reduced, and when the liquid in the pressure measuring tube is reduced to a certain level and is not reduced any more, the scale number of the pressure measuring tube on the CVP measuring caliper (the central venous pressure or the right atrial pressure) is continuously observed, and the method has great guiding significance for the treatment of shock and other conditions. In the measurement process of the conventional CVP measurement equipment, manual visual inspection or ruler holding and zero point vertical auxiliary measurement is mostly adopted, and as the body heights and weights of all people are different, the distance of lying on a bed is different, the zero point needs to be adjusted every time, the zero point position is difficult to quickly and conveniently determine, the angle is easy to deviate, and the measurement accuracy and the practicability are poor.

In order to overcome the defects in the prior art, people have continuously explored and put forward various solutions, such as chinese patent discloses a simple device for measuring CVP [ application number: 201821151438.X ], including vertical pole portion and horizontal pole portion, the upper and lower both ends of vertical pole portion are fixed with guide arm fixed part respectively, the guide arm fixed part at the upper and lower both ends of vertical pole portion is the magic tape structure or is C type elasticity buckle structure, the two opposite inner walls of C type elasticity buckle structure are protruding to be equipped with the latch, there is the scale on the horizontal pole portion, the one end of horizontal pole portion articulates the back that is fixed with guide arm fixed part in vertical pole portion lower extreme to constitute and be used for pointing to the first state of axillary central line when being perpendicular with vertical pole portion and be used for measuring the second state of central venous pressure when being parallel with vertical pole portion, the zero scale position of horizontal pole portion is located horizontal pole portion and vertical pole portion looks articulated position. But this scheme is in the measurement process, is difficult to carry out quick convenient determination zero point position according to the patient of different physique, and the angle skew easily, has the defect that measurement accuracy and practicality are relatively poor.

Disclosure of Invention

The present utility model aims to solve the above problems and provide a CVP measurement device.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a CVP measuring device, includes the support pole main part, the support pole main part on be equipped with the telescopic link, the telescopic link on be equipped with the scale of the reciprocal rectilinear motion of vertical direction of following, scale and telescopic link sliding fit mutually, scale bottom be equipped with adjustable zero point counterpoint subassembly, the scale on be equipped with the level measurement spare, level measurement spare with adjustable zero point counterpoint subassembly crisscross setting, support pole main part top be equipped with infusion mounting.

In the above CVP measuring device, the zero alignment assembly with adjustable including setting up in the scale lift base of scale bottom, scale lift base and scale looks joint cooperation, scale lift base and telescopic link sliding fit mutually, scale lift base on be equipped with laser alignment portion, laser alignment portion and level measurement spare crisscross setting.

In the above CVP measuring device, the laser alignment part includes a laser indicator disposed on the scale lifting base, and a center line of the laser indicator is perpendicular to a center line of the scale.

In the CVP measuring device, the laser indicator is connected with the scale lifting base through the detachable connecting piece, the detachable connecting piece is fixedly connected with the laser indicator, and the detachable connecting piece is fixedly connected with the scale lifting base in a threaded mode.

In the above CVP measuring device, the detachable connecting piece comprises a threaded plate arranged between the laser indicator and the scale lifting base, the threaded plate is fixedly connected with the laser indicator, and the threaded plate is fixedly connected with the scale lifting base through a plurality of screws.

In the CVP measuring device, the bottom of the scale lifting base is provided with the anti-slip support base piece, and the anti-slip support base piece is matched with the telescopic rod in a clamping way.

In the CVP measuring device, the anti-slip support bottom piece comprises an anti-slip support bottom sleeve arranged at the bottom of the scale lifting base, the anti-slip support bottom sleeve is made of rubber materials, and the inner wall of the anti-slip support bottom sleeve is matched with the telescopic rod in a clamping mode.

In the above CVP measuring device, the level measuring part comprises a level measuring instrument arranged on the scale, the level measuring instrument is arranged above the scale lifting base, a plurality of indicating lines are arranged on the scale, and the level measuring instrument and the indicating lines are respectively arranged on two sides of the scale.

In the CVP measuring device, the infusion fixing piece comprises an infusion support arranged at the top of the support rod main body, an infusion set fixing clamping block is arranged below the infusion support, and the infusion set fixing clamping block is matched with the support rod main body in a clamping mode.

In the CVP measuring device, a groove is formed in the scale, and the telescopic rod is in sliding fit with the groove.

Compared with the prior art, the utility model has the advantages that:

1. according to the utility model, after the infusion apparatus is connected with the normal saline liquid discharge, the tube placing part is connected, then the infusion apparatus is pulled out of the normal saline connector, the adjustable zero point alignment assembly is opposite to the fourth rib of the axillary midline and is flush with the heart of a patient, the scale zero point position is adjusted on the fourth rib of the axillary midline, the telescopic rod is convenient to stretch, the adjustable zero point alignment assembly can fix and move up and down the scale, the scale is fixed at the zero point position, then the liquid in the infusion pipeline is automatically lowered until the liquid is not lowered, then the numerical value of the scale is read, and the adjustment can be carried out according to patients with different sizes, so that the measurement is conveniently carried out after the zero point position is determined by medical staff, the measurement accuracy is improved, and the practicability is high.

2. In the measuring process, the horizontal measuring instrument can help medical staff to determine the measured horizontal angle, position deflection is avoided during measurement, measuring precision is further improved, the infusion support can be convenient for hanging an infusion apparatus, the infusion apparatus fixing clamp block is used for fixing the infusion apparatus, the infusion apparatus is prevented from shaking, stability is good, the infusion apparatus fixing clamp block is matched with the support rod main body in a clamping way, the position of the infusion apparatus fixing clamp block can be adjusted, and infusion apparatuses with different specifications and sizes can be conveniently fixed.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is an enlarged schematic view at a in fig. 1.

Fig. 3 is a schematic view of a crown section of the scale.

In the figure: the device comprises a bracket rod main body 1, a telescopic rod 2, a scale 3, an adjustable zero point alignment assembly 4, a horizontal measuring part 5, an infusion fixing part 6, a scale lifting base 7, a laser alignment part 8, a laser indicator 9, a detachable connecting part 10, a threaded plate 11, an anti-slip support bottom part 12, an anti-slip support bottom sleeve 13, a horizontal measuring instrument 14, an infusion support 15, an infusion apparatus fixing clamp block 16 and a groove 17.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

As shown in fig. 1-3, a CVP measuring device comprises a bracket rod main body 1, the bracket rod main body 1 on be equipped with telescopic link 2, telescopic link 2 on be equipped with can follow vertical direction reciprocating rectilinear motion's scale 3, scale 3 and telescopic link 2 sliding fit mutually, scale 3 bottom be equipped with adjustable zero point counterpoint subassembly 4, scale 3 on be equipped with horizontal measurement spare 5, horizontal measurement spare 5 with adjustable zero point counterpoint subassembly 4 crisscross the setting, bracket rod main body 1 top be equipped with infusion mounting 6.

In this embodiment, infusion fixing piece 6 is used for fixed transfusion system, after the transfusion system meets normal saline flowing back, put the pipe department and link to each other, then pull out transfusion system and normal saline joint department, through with adjustable zero point counterpoint subassembly 4 with the fourth rib of armpit central line relatively, and flush with patient's heart, adjust scale zero point position at the fourth rib of armpit central line, telescopic link 2 is convenient for stretch out and draw back, adjustable zero point counterpoint subassembly 4 can fix scale 3 and reciprocate, confirm that the zero point position is fixed scale 3, then let liquid in the infusion pipeline descend by oneself and do not descend, then read the numerical value of scale 3, can adjust according to the patient of every different sizes, make things convenient for measuring after medical personnel confirms the zero point position, the accuracy of measurement has been improved, the practicality is stronger.

Referring to fig. 1-3, the adjustable zero alignment assembly 4 includes a scale lifting base 7 disposed at the bottom of the scale 3, the scale lifting base 7 is engaged with the scale 3 in a clamping manner, the scale lifting base 7 is slidably engaged with the telescopic rod 2, a laser alignment portion 8 is disposed on the scale lifting base 7, and the laser alignment portion 8 and the level measuring member 5 are staggered.

Specifically speaking, after the infusion apparatus is connected with normal saline liquid discharge, the tube placing part is connected, then the infusion apparatus is pulled out of the normal saline connector, the height of the staff lifting base 7 is adjusted, the staff 3 is synchronously driven to move up and down, the laser alignment part 8 is opposite to the fourth rib of the axillary midline and is flush with the heart of a patient, the scale zero position is adjusted to be in the fourth rib of the axillary midline, the telescopic rod 2 is convenient to stretch and retract, then liquid in the infusion pipeline automatically descends to be not lowered, then the numerical value of the staff 3 is read, the staff can be adjusted according to patients of different sizes, the staff can conveniently determine the zero position and then measure, the measurement accuracy is improved, and the practicability is strong.

As shown in fig. 1 and 2, the laser alignment part 8 includes a laser indicator 9 disposed on the scale lifting base 7, and the center line of the laser indicator 9 is perpendicular to the center line of the scale 3.

In this embodiment, after the infusion apparatus is connected with normal saline drain, the tube placing part is connected, then the infusion apparatus is pulled out from the normal saline joint, the height of the staff lifting base 7 is adjusted, the staff 3 is synchronously driven to move up and down, the laser indicator 9 emits the laser beam and is flush with the heart of a patient, the zero position of the scale is adjusted on the fourth rib of the centrum, the medical staff is convenient to observe, the zero position is determined, the telescopic rod 2 is convenient to stretch and retract, then the liquid in the infusion pipeline is automatically lowered until the liquid does not fall, then the numerical value of the staff 3 is read, the adjustment can be carried out according to patients with different sizes, the measurement is carried out after the zero position is determined by the medical staff conveniently, the measurement accuracy is improved, the practicability is stronger, and the technical staff in the field should understand that the laser indicator 9 can select a small laser pen or a small laser beam emitter which is commercially available.

The laser indicator 9 is connected with the scale lifting base 7 through a detachable connecting piece 10, the detachable connecting piece 10 is fixedly connected with the laser indicator 9, and the detachable connecting piece 10 is fixedly connected with the scale lifting base 7 in a threaded manner.

In this embodiment, link to each other through removable connecting piece 10 between laser indicator 9 and the scale lift base 7, conveniently carry out dismouting and change, reduced use cost and maintenance degree of difficulty.

Referring to fig. 2, the detachable connector 10 includes a threaded plate 11 disposed between the laser indicator 9 and the scale lifting base 7, the threaded plate 11 is fixedly connected with the laser indicator 9, and the threaded plate 11 is fixedly connected with the scale lifting base 7 through a plurality of screws.

In this embodiment, spiro union board 11 and laser indicator 9 fixed connection, the spiro union is fixed through a plurality of screws looks spiro union between spiro union board 11 and the scale lifting base 7, conveniently carries out dismouting and change, has reduced use cost and maintenance degree of difficulty.

The bottom of the scale lifting base 7 is provided with an anti-slip support base 12, and the anti-slip support base 12 is matched with the telescopic rod 2 in a clamping way.

In this embodiment, when adjusting the height of scale elevating base 7 and scale 3, support and pull anti-skidding support base member 12 with the hand, the friction between anti-skidding support base member 12 inner wall overcoming and telescopic link 2 drives scale elevating base 7 and scale 3 and carries out synchronous movement, and after the adjustment, through the stiction between anti-skidding support base member 12 inner wall and telescopic link 2, fix scale elevating base 7 and scale 3, avoid taking place the gliding condition from top to bottom.

The anti-slip support base 12 comprises an anti-slip support base sleeve 13 arranged at the bottom of the scale lifting base 7, the anti-slip support base sleeve 13 is made of rubber materials, and the inner wall of the anti-slip support base sleeve 13 is matched with the telescopic rod 2 in a clamping manner.

In this embodiment, when adjusting the height of scale elevating base 7 and scale 3, support and pull anti-skidding support end sleeve 13 with the hand, the friction between the anti-skidding support end sleeve 13 inner wall overcome and telescopic link 2, drive scale elevating base 7 and scale 3 and carry out synchronous movement, after the adjustment, through the stiction between anti-skidding support end sleeve 13 inner wall and the telescopic link 2, fix scale elevating base 7 and scale 3, avoid taking place the gliding condition from top to bottom, anti-skidding support end sleeve 13 is made by rubber material, and anti-skidding support end sleeve 13 inner wall is coarse, can have better frictional resistance.

Referring to fig. 2, the level measuring part 5 includes a level measuring instrument 14 disposed on the scale 3, the level measuring instrument 14 is disposed above the scale lifting base 7, the scale 3 is provided with a plurality of indication lines, and the level measuring instrument 14 and the indication lines are respectively disposed at two sides of the scale 3.

In this embodiment, in the measurement process, the level gauge 14 can help the medical staff to determine the measured level angle, so that the position inclination is avoided during measurement, and if the inclination occurs, the leveling can be performed by using the bottom supporting leg, so that the measurement accuracy is further improved.

Referring to fig. 1 and 2, the infusion fixing piece 6 includes an infusion support 15 disposed at the top of the support rod main body 1, an infusion apparatus fixing clamp block 16 is disposed below the infusion support 15, and the infusion apparatus fixing clamp block 16 is in clamping fit with the support rod main body 1.

In this embodiment, the infusion support 15 can be convenient for hang and establish the transfusion system, and transfusion system fixing clamp splice 16 is used for fixed transfusion system, avoids the transfusion system to take place to rock, and stability is better, and transfusion system fixing clamp splice 16 cooperates with support pole main part 1 joint, and the position of adjustable transfusion system fixing clamp splice 16 is convenient for fix the transfusion system of different specification sizes.

As shown in fig. 1 and 3, a groove 17 is formed in the scale 3, and the telescopic rod 2 is slidably matched with the groove 17.

In this embodiment, when the scale 3 slides up and down, the scale 3 is prevented from falling off the telescopic rod 2 by sliding fit between the telescopic rod 2 and the groove 17.

The working principle of the utility model is as follows:

after the infusion apparatus is connected with the normal saline liquid discharge, the tube placing part is connected, then the infusion apparatus is pulled out of the joint of the normal saline liquid, the height of the staff lifting base 7 is adjusted, the staff 3 is synchronously driven to move up and down, the laser indicator 9 emits a laser beam and is flush with the heart of a patient, the staff is convenient to observe, the staff determines the zero position, the telescopic rod 2 is convenient to stretch and retract, then the liquid in the infusion pipeline automatically descends until the liquid does not descend, then the numerical value of the staff 3 is read, the staff can adjust according to patients with different sizes, the staff can conveniently determine the zero position for measurement, the measurement accuracy is improved, the practicability is stronger,

the screw plate 11 is fixedly connected with the laser indicator 9, the screw plate 11 is fixedly connected with the scale lifting base 7 through a plurality of screws, the disassembly, the assembly and the replacement are convenient, the use cost and the maintenance difficulty are reduced,

when the heights of the staff lifting base 7 and the staff 3 are adjusted, the anti-slip support bottom sleeve 13 is propped and pulled by hands, the inner wall of the anti-slip support bottom sleeve 13 overcomes the friction force between the anti-slip support bottom sleeve and the telescopic rod 2, the staff lifting base 7 and the staff 3 are driven to synchronously move, after the adjustment is finished, the staff lifting base 7 and the staff 3 are fixed through static friction between the inner wall of the anti-slip support bottom sleeve 13 and the telescopic rod 2, the situation of up-down sliding is avoided, the anti-slip support bottom sleeve 13 is made of rubber materials, the inner wall of the anti-slip support bottom sleeve 13 is rough, and the better friction resistance can be realized,

in the measuring process, the horizontal measuring instrument 14 can help medical staff to determine the measured horizontal angle, avoid the position inclination during the measurement, and can utilize the bottom supporting legs to level if the inclination occurs, further improve the measuring precision, the infusion support 15 can facilitate the hanging of the infusion apparatus, the infusion apparatus fixing clamp block 16 is used for fixing the infusion apparatus, the infusion apparatus is prevented from shaking, the stability is better, the infusion apparatus fixing clamp block 16 is matched with the bracket rod main body 1 in a clamping way, the position of the infusion apparatus fixing clamp block 16 can be adjusted, the infusion apparatuses with different specifications and sizes can be conveniently fixed,

when the scale 3 slides up and down, the scale 3 can be prevented from falling off from the telescopic rod 2 through the sliding fit between the telescopic rod 2 and the groove 17,

the bottom of the telescopic rod 2 is provided with a base, and four supporting feet with adjustable heights are arranged at the bottom of the base, so that the telescopic rod is convenient to coordinate and level.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model.

Although the terms of the bracket lever body 1, the telescopic lever 2, the scale 3, the adjustable zero-point alignment assembly 4, the level gauge 5, the transfusion fix 6, the scale elevating base 7, the laser alignment part 8, the laser pointer 9, the detachable connector 10, the screw plate 11, the anti-slip base 12, the anti-slip base sleeve 13, the level gauge 14, the transfusion stand 15, the transfusion device fixing clip 16, the groove 17, etc. are used more herein, the possibility of using other terms is not excluded. These terms are only used to more conveniently describe and explain the nature of the utility model and should be construed in a manner consistent with their spirit and scope.

Claims

1. The utility model provides a CVP measuring device, includes cradling piece main part (1), its characterized in that, cradling piece main part (1) on be equipped with telescopic link (2), telescopic link (2) on be equipped with scale (3) that can follow vertical direction reciprocating rectilinear motion, scale (3) and telescopic link (2) sliding fit mutually, scale (3) bottom be equipped with adjustable zero point counterpoint subassembly (4), scale (3) on be equipped with level measurement spare (5), level measurement spare (5) with adjustable zero point counterpoint subassembly (4) crisscross the setting, cradling piece main part (1) top be equipped with infusion mounting (6).

2. The CVP measuring device according to claim 1, wherein the adjustable zero alignment assembly (4) comprises a scale lifting base (7) arranged at the bottom of the scale (3), the scale lifting base (7) is in clamping fit with the scale (3), the scale lifting base (7) is in sliding fit with the telescopic rod (2), the scale lifting base (7) is provided with a laser alignment part (8), and the laser alignment part (8) is arranged in a staggered manner with the horizontal measuring piece (5).

3. A CVP measuring device according to claim 2, characterised in that the laser alignment part (8) comprises a laser pointer (9) arranged on the scale lifting base (7), the centre line of the laser pointer (9) being perpendicular to the centre line of the scale (3).

4. A CVP measuring device according to claim 3, characterised in that the laser indicator (9) is connected to the scale lifting base (7) by a detachable connector (10), the detachable connector (10) is fixedly connected to the laser indicator (9), and the detachable connector (10) is screwed to the scale lifting base (7).

5. The CVP measurement device according to claim 4, where the detachable connection member (10) includes a screw plate (11) disposed between the laser indicator (9) and the scale lifting base (7), the screw plate (11) is fixedly connected to the laser indicator (9), and the screw plate (11) is fixedly screwed to the scale lifting base (7) by a plurality of screws.

6. The CVP measuring device of claim 5, wherein the bottom of the scale lifting base (7) is provided with an anti-slip support base (12), and the anti-slip support base (12) is in clamping fit with the telescopic rod (2).

7. The CVP measuring device of claim 6, wherein the anti-slip support base (12) comprises an anti-slip support base sleeve (13) arranged at the bottom of the scale lifting base (7), the anti-slip support base sleeve (13) is made of rubber materials, and the inner wall of the anti-slip support base sleeve (13) is matched with the telescopic rod (2) in a clamping mode.

8. A CVP measuring device as claimed in claim 3, characterised in that the level measuring member (5) comprises a level gauge (14) arranged on the scale (3), the level gauge (14) is arranged above the scale lifting base (7), the scale (3) is provided with a plurality of indication lines, and the level gauge (14) and the indication lines are respectively arranged on two sides of the scale (3).

9. The CVP measuring device of claim 8, wherein the infusion fixing piece (6) comprises an infusion support (15) arranged at the top of the support rod main body (1), an infusion device fixing clamp block (16) is arranged below the infusion support (15), and the infusion device fixing clamp block (16) is matched with the support rod main body (1) in a clamping mode.

10. A CVP measuring device according to claim 9, characterised in that the scale (3) has a recess (17) therein, the telescopic rod (2) being in sliding engagement with the recess (17).