CN213282901U - Central venous pressure measuring device - Google Patents
Central venous pressure measuring device Download PDFInfo
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- CN213282901U CN213282901U CN202021732107.2U CN202021732107U CN213282901U CN 213282901 U CN213282901 U CN 213282901U CN 202021732107 U CN202021732107 U CN 202021732107U CN 213282901 U CN213282901 U CN 213282901U
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- central venous
- venous pressure
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- positioning
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Abstract
The utility model discloses a central venous pressure measuring device, which comprises a central venous pressure measuring scale main body, wherein the bottom of the central venous pressure measuring scale main body is provided with a fixing mechanism fixed with a bed body; a vertical downward through groove is formed in the center of the central venous pressure measuring scale main body, and infusion tube positioning clamping rings are respectively arranged at the upper end and the lower end of the central venous pressure measuring scale main body, which are positioned in the through groove; the vertical avris of central venous pressure dipperstick main part is equipped with vertical limit guide, be equipped with on the limit guide along the gliding slider of limit guide, be equipped with the manual bolt that is used for fixed slider on the slider, be equipped with the horizontal scale of level setting on the slider, be equipped with vertical setting in the central venous pressure dipperstick main part and with horizontal scale complex measurement scale. The utility model discloses a set up fixed establishment and come the central venous pressure dipperstick main part, appear rocking the condition when effectively having avoided the use to be convenient for observe, avoid appearing the error.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to central venous pressure measuring device.
Background
The central venous pressure is the pressure of the upper and lower vena cava entering the right atrium, is measured through the upper and lower vena cava or right atrial indwelling catheter, reflects the right atrial pressure, is one of the main indexes for clinical observation of hemodynamics, and is influenced by 3 factors of cardiac function, circulating blood volume and vascular tension. The blood pressure in the right atrium and the big thoracic vein is commonly referred to as central venous pressure. The CVP determination has important significance for understanding effective circulating blood volume and cardiac function, and is a common monitoring index in intensive care units and surgical wards.
At present, two methods are common for measuring the central venous pressure, one method is that a transducer is connected with a specific detection device to display data, the material is disposable, although the method is convenient, the cost is high, and the pressure measuring material cannot be used repeatedly. The other method is a manual ruler measurement method, the height of a ruler is determined according to the height of the zero point of the central vein of a patient, then an infusion tube is taken down beside the ruler, the liquid level is waited to drop to stop, the corresponding scale is the measured value, the central venous pressure value is generally determined by ruler measurement, and the measurement mode has no specific appliance for fixing the ruler or the infusion tube in the operation process, is inconvenient to operate, has unstable factors and cannot observe the measured value more accurately and intuitively.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a central venous pressure measuring device. The utility model effectively avoids shaking during use by arranging the fixing mechanism to align the central venous pressure measuring scale main body, thereby facilitating observation and avoiding errors; and the utility model discloses still have easily the operation and be convenient for installation, dismantle characteristics.
The technical scheme of the utility model: a central venous pressure measuring device comprises a central venous pressure measuring ruler main body, wherein a fixing mechanism fixed with a bed body is arranged at the bottom of the central venous pressure measuring ruler main body, the fixing mechanism comprises a positioning block, a positioning groove matched with a bed body edge frame is arranged on the positioning block, a pair of insertion holes are formed in the front end of the positioning groove, and a vertically downward insertion plate is inserted between the pair of insertion holes; the outer side wall of the positioning block is provided with a manual screw which is right opposite to the plug board, the inner end part of the manual screw is rotatably connected with a clamping block, the outer end part of the manual screw is provided with a rotating handle, and a clamping opening for fixing a bed body frame is formed between the clamping block and the plug board; a vertical downward through groove is formed in the center of the central venous pressure measuring scale main body, and infusion tube positioning clamping rings are respectively arranged at the upper end and the lower end of the central venous pressure measuring scale main body, which are positioned in the through groove; the vertical avris of central venous pressure dipperstick main part is equipped with vertical limit guide, be equipped with on the limit guide along the gliding slider of limit guide, be equipped with the manual bolt that is used for fixed slider on the slider, be equipped with the horizontal scale of level setting on the slider, be equipped with vertical setting in the central venous pressure dipperstick main part and with horizontal scale complex measurement scale.
In the central venous pressure measuring device, the outer end surface of the clamping block is provided with a rubber anti-abrasion layer.
In the aforementioned central venous pressure measuring device, the top of the insertion plate is provided with a pulling block having a width greater than that of the insertion hole.
Among the aforementioned central venous pressure measuring device, transfer line location rand is equipped with the bayonet socket that supplies the transfer line card to go into including setting up the location snap ring in central venous pressure dipperstick main part on the snap ring of location, the location snap ring all is equipped with the arc guide vane at the both ends that are located the bayonet socket, forms the direction mouth of loudspeaker form between two arc guide vanes.
In the central venous pressure measuring device, the slider is provided with a positioning threaded column, the end of the horizontal scale is provided with a positioning hole corresponding to the positioning threaded column, the horizontal scale rotates by taking the positioning threaded column as the center, and the outer end of the positioning threaded column is provided with a fastening threaded cap for fixing the horizontal scale.
In the central venous pressure measuring device, a level is embedded in the end of the horizontal staff.
In the aforementioned central venous pressure measurement device, a bottom plate with a dark background color is fixed in the through groove.
In the central venous pressure measuring device, the horizontal ruler is provided with an observation notch matched with the infusion tube.
Compared with the prior art, the utility model has the advantages of it is following:
1. the utility model discloses a set up specific fixed establishment and fix central venous pressure dipperstick main part on the bed body, it is to fixing central venous pressure dipperstick main part, at first, utilize the positioning groove on the locating piece to dock bed body limit frame, then insert the picture peg in a pair of jack of positioning groove's front end, then picture peg and grip block form a centre gripping mouth this moment, then manual rotation manual screw rod, then manual screw rod promotes the grip block, utilize cooperation between grip block and the cutting to realize fixing between locating piece and the bed body limit frame, thereby realize the positioning operation of central venous pressure dipperstick main part, and have the characteristics of being convenient for install and dismantling. Additionally the utility model discloses still locate to set up vertical decurrent logical groove in the center of central venous pressure dipperstick main part, and on leading to the groove, the lower extreme is equipped with transfer line positioning collar respectively, utilize transfer line positioning collar to come to fix a position about the transfer line, make the vertical state of transfer line fix in central venous pressure dipperstick main part, when measuring central venous pressure, move along spacing slide rail through manual drive slider, and then reciprocate the horizontal scale, align the page parallel and level in horizontal scale and the transfer line, and fix through manual bolt, the horizontal scale is relative with the corresponding measurement scale in the central venous pressure dipperstick main part this moment, thereby the measuring accuracy of central venous pressure has greatly been improved.
2. The utility model discloses the outer terminal surface of well grip block is equipped with rubber abrasionproof layer, has played the effect of abrasionproof.
3. The utility model provides a top of picture peg is equipped with the width and is greater than the pull piece of jack, is convenient for carry out the pull to the picture peg to make things convenient for fixed establishment's installation and dismantlement.
4. The utility model discloses transfer line location rand is including setting up the location snap ring in central venous pressure dipperstick main part, is equipped with the bayonet socket that the feed liquor pipe card was gone into on the location snap ring, the location snap ring all is equipped with the arc guide plate at the both ends that are located the bayonet socket, forms the direction mouth of loudspeaker form between two arc guide plates, is convenient for go into the card to the transfer line and fixes to difficult sliding injury transfer line.
5. The utility model discloses be equipped with the location screw thread post on the slider, the tip of horizontal scale is equipped with the locating hole with the correspondence of location screw thread post, the horizontal scale uses the location screw thread post to rotate as the center, the outer tip of location screw thread post is equipped with the fastening screw cap that is used for fixed horizontal scale, is convenient for install and dismantle the horizontal scale, and the horizontal installation that cooperates the spirit level in the installation and can realize the horizontal scale is the reference adjustment to guaranteed when measuring central venous pressure, the measurement scale calibrator that the horizontal scale instructed, thereby improved the measuring degree of accuracy.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of the back of the body of the central venous pressure measurement ruler;
FIG. 3 is a front schematic view of the central venous pressure measurement ruler body;
FIG. 4 is a schematic view of the positioning collar;
FIG. 5 is a schematic view of a structure of a joint between a horizontal scale and a slider.
1. A central venous pressure measuring scale main body; 2. a fixing mechanism; 3. positioning blocks; 4. a bed body frame; 5. a positioning groove; 6. a jack; 7. inserting plates; 8. a manual screw; 9. a clamping block; 10. rotating the handle; 11. a through groove; 12. a positioning collar; 13. limiting a guide rail; 14. a slider; 15. a horizontal scale; 16. measuring a scale; 17. a rubber anti-wear layer; 18. drawing the block; 19. positioning the snap ring; 20. a bayonet; 21. an arc-shaped guide sheet; 22. positioning the threaded column; 23. positioning holes; 24. fastening a threaded cap; 25. a level; 26. a manual bolt; 27. a base plate; 28. the notch is observed.
Detailed Description
The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.
Example (b): a central venous pressure measuring device is shown in figures 1-5 and comprises a central venous pressure measuring ruler main body 1, wherein the bottom of the central venous pressure measuring ruler main body 1 is provided with a fixing mechanism 2 fixed with a bed body, the fixing mechanism 2 comprises a positioning block 3, the positioning block 3 is provided with a positioning groove 5 matched with a bed body frame 4, the front end of the positioning groove 5 is provided with a pair of insertion holes 6, and a vertical downward insertion plate 7 is inserted between the pair of insertion holes 6; the outer side wall of the positioning block 3 is provided with a manual screw 8 which is right opposite to the inserting plate 7, the inner end part of the manual screw 8 is rotatably connected with a clamping block 9, the outer end part of the manual screw 8 is provided with a rotating handle 10, and a clamping opening for fixing the bed body frame 4 is formed between the clamping block 9 and the inserting plate 7; a vertical downward through groove 11 is formed in the center of the central venous pressure measuring scale main body 1, and infusion tube positioning clamping rings 12 are respectively arranged at the upper end and the lower end of the through groove 11 of the central venous pressure measuring scale main body 1; the vertical avris of central venous pressure dipperstick main part 1 is equipped with vertical spacing guide rail 13, be equipped with on spacing guide rail 13 along the gliding slider 14 of spacing guide rail 13, be equipped with the manual bolt 26 that is used for fixed sliding block 14 on the slider 14, be equipped with the horizontal scale 15 of level setting on the slider 14, be equipped with the vertical setting and with horizontal scale 15 complex measurement scale 16 on the central venous pressure dipperstick main part 1, the utility model discloses a set up specific fixed establishment 2 and fix central venous pressure dipperstick main part 1 on the bed body, fix central venous pressure dipperstick main part 1 to, utilize positioning groove 5 on the locating piece 3 to dock bedside frame 4 at first, then insert picture peg 7 in a pair of jack 6 of the front end of positioning groove 5, picture peg 7 forms a centre gripping mouth with grip block 9 this moment, then manual rotation manual screw 8, then manual screw 8 promotes grip block 9, utilizes the cooperation between grip block 9 and the cutting to realize the fixed between locating piece 3 and the bed body limit frame 4 to realize the location work of central venous pressure dipperstick main part 1, and have the characteristics of being convenient for install and dismantling. Additionally the utility model discloses still set up vertical decurrent logical groove 11 in the center department of central venous pressure dipperstick main part 1, and on leading to groove 11, the lower extreme is equipped with transfer line location rand 12 respectively, utilize transfer line location rand 12 to come to fix a position about the transfer line, make the vertical state of transfer line fix on central venous pressure dipperstick main part 1, when measuring central venous pressure, move along spacing slide rail through manual drive slider 14, and then reciprocate the horizontal scale, aim at the page parallel and level in horizontal scale and the transfer line, and fix through manual bolt 26, the horizontal scale is relative with corresponding measurement scale 16 on the central venous pressure dipperstick main part 1 this moment, thereby the measuring accuracy of central venous pressure has greatly been improved.
The outer end surface of the clamping block 9 is provided with a rubber anti-abrasion layer 17, so that the anti-abrasion effect is achieved.
The top of the inserting plate 7 is provided with a drawing block 18 with the width larger than that of the inserting hole 6, so that the inserting plate 7 can be drawn conveniently, and the fixing mechanism 2 can be mounted and dismounted conveniently.
Infusion tube positioning collar 12 is including setting up location snap ring 19 on central venous pressure dipperstick main part 1, is equipped with the bayonet socket 20 that the feed pipe card was gone into on the location snap ring 19, location snap ring 19 all is equipped with arc guide vane 21 at the both ends that lie in bayonet socket 20, forms the guide way of horn form between two arc guide vanes 21, is convenient for go into the card to the infusion tube and fixes to difficult sliding injury infusion tube.
Be equipped with location screw thread post 22 on the slider 14, the tip of horizontal scale 15 is equipped with the locating hole 23 with the correspondence of location screw thread post 22, horizontal scale 15 uses location screw thread post 22 to rotate as the center, the outer tip of location screw thread post 22 is equipped with the fastening screw cap 24 that is used for fixed horizontal scale 15, the tip of horizontal scale 15 is inlayed and is equipped with the spirit level 25, is convenient for install and dismantle the horizontal scale, and when the installation cooperation spirit level 25 can realize the horizontal installation of horizontal scale and do reference adjustment, thereby has guaranteed when measuring central venous pressure, 16 accurate wares of measurement scale that the horizontal scale instructed, thereby improves measuring degree of accuracy.
And a bottom plate 27 with deep background color is fixed in the through groove 11, so that scales corresponding to the liquid level can be read conveniently and visually.
The horizontal staff gauge 15 is provided with an observation notch 28 matched with the infusion tube, so that the liquid level of the infusion tube can be observed conveniently.
The working principle is as follows: fix central venous pressure dipperstick main part 1 on the bed body through setting up specific fixed establishment 2, it is to fixing central venous pressure dipperstick main part 1, at first, utilize positioning groove 5 on the locating piece 3 to dock bedside table frame 4, then insert picture peg 7 in a pair of jack 6 of positioning groove 5's front end, then picture peg 7 forms a centre gripping mouth with grip block 9 this moment, then manual rotation manual screw 8, then manual screw 8 promotes grip block 9, utilize cooperation between grip block 9 and the cutting to realize fixing between locating piece 3 and the bed side frame 4, thereby realize the positioning operation of central venous pressure dipperstick main part 1, and have the characteristics of being convenient for installation and dismantlement. Additionally the utility model discloses still set up vertical decurrent logical groove 11 in the center department of central venous pressure dipperstick main part 1, and on leading to groove 11, the lower extreme is equipped with transfer line location rand 12 respectively, utilize transfer line location rand 12 to come to fix a position about the transfer line, make the vertical state of transfer line fix on central venous pressure dipperstick main part 1, when measuring central venous pressure, move along spacing slide rail through manual drive slider 14, and then reciprocate the horizontal scale, aim at the page parallel and level in horizontal scale and the transfer line, and fix through manual bolt 26, the horizontal scale is relative with corresponding measurement scale 16 on the central venous pressure dipperstick main part 1 this moment, thereby the measuring accuracy of central venous pressure has greatly been improved.
Claims (8)
1. A central venous pressure measurement device, characterized by: the device comprises a central venous pressure measuring scale main body (1), wherein a fixing mechanism (2) fixed with a bed body is arranged at the bottom of the central venous pressure measuring scale main body (1), the fixing mechanism (2) comprises a positioning block (3), a positioning groove (5) matched with a bed body edge frame (4) is arranged on the positioning block (3), a pair of insertion holes (6) are formed in the front end of the positioning groove (5), and a vertically downward insertion plate (7) is inserted between the pair of insertion holes (6); the outer side wall of the positioning block (3) is provided with a manual screw (8) which is right opposite to the inserting plate (7), the inner end part of the manual screw (8) is rotatably connected with a clamping block (9), the outer end part of the manual screw (8) is provided with a rotating handle (10), and a clamping opening for fixing the bed body side frame (4) is formed between the clamping block (9) and the inserting plate (7); a vertical downward through groove (11) is formed in the center of the central venous pressure measuring scale main body (1), and infusion tube positioning clamping rings (12) are respectively arranged at the upper end and the lower end of the through groove (11) of the central venous pressure measuring scale main body (1); the vertical avris of central venous pressure dipperstick main part (1) is equipped with vertical limit guide (13), be equipped with on limit guide (13) along the gliding slider (14) of limit guide (13), be equipped with manual bolt (26) that are used for fixed slider (14) on slider (14), be equipped with horizontal scale (15) that the level set up on slider (14), be equipped with on central venous pressure dipperstick main part (1) vertical setting and with horizontal scale (15) complex measurement scale (16).
2. Device according to claim 1, characterized in that the outer end face of the clamping block (9) is provided with a rubber wear layer (17).
3. Central venous pressure measuring device according to claim 1, characterised in that the top of the insert plate (7) is provided with a pull-out piece (18) having a width greater than the plug socket (6).
4. The central venous pressure measuring device according to claim 1, characterized in that the infusion tube positioning collar (12) comprises a positioning snap ring (19) arranged on the central venous pressure measuring scale body (1), wherein a bayonet (20) for the infusion tube to be clamped in is arranged on the positioning snap ring (19), arc-shaped guide pieces (21) are arranged at two ends of the bayonet (20) of the positioning snap ring (19), and a horn-shaped guide opening is formed between the two arc-shaped guide pieces (21).
5. The central venous pressure measuring device according to claim 1, characterized in that the slide block (14) is provided with a positioning threaded column (22), the end of the horizontal scale (15) is provided with a positioning hole (23) corresponding to the positioning threaded column (22), the horizontal scale (15) rotates with the positioning threaded column (22) as the center, and the outer end of the positioning threaded column (22) is provided with a fastening threaded cap (24) for fixing the horizontal scale (15).
6. Central venous pressure measuring device according to claim 5, characterized in that a level (25) is embedded in the end of the horizontal staff (15).
7. Central venous pressure measuring device according to claim 1, characterized in that a floor (27) with a dark background is fixed in the through slot (11).
8. Central venous pressure measuring device according to claim 7, characterized in that the horizontal scale (15) is provided with a viewing notch (28) cooperating with the infusion tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021732107.2U CN213282901U (en) | 2020-08-19 | 2020-08-19 | Central venous pressure measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021732107.2U CN213282901U (en) | 2020-08-19 | 2020-08-19 | Central venous pressure measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213282901U true CN213282901U (en) | 2021-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021732107.2U Active CN213282901U (en) | 2020-08-19 | 2020-08-19 | Central venous pressure measuring device |
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|---|---|
| CN (1) | CN213282901U (en) |
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2020
- 2020-08-19 CN CN202021732107.2U patent/CN213282901U/en active Active
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