CN209203238U - A kind of centre venous pressure measuring rule - Google Patents
A kind of centre venous pressure measuring rule Download PDFInfo
- Publication number
- CN209203238U CN209203238U CN201821941812.6U CN201821941812U CN209203238U CN 209203238 U CN209203238 U CN 209203238U CN 201821941812 U CN201821941812 U CN 201821941812U CN 209203238 U CN209203238 U CN 209203238U
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- pressure measuring
- venous pressure
- graduated scale
- positioning
- centre
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Abstract
The utility model discloses a kind of centre venous pressure measuring rules, it is related to the field of medical instrument technology, including graduated scale, positioning rule and fixed mechanism, positioning rule is rotatably arranged at the dead-center position of graduated scale, positioning rule includes the rotation seat with positioning rule cooperation, the positioning head contacted with the measured, and both ends are separately connected the telescopic rod of rotation seat and positioning head, fixed mechanism is arranged at graduated scale back so that graduated scale to be fixed in fixed link, fixed mechanism includes spring support and two locking arms from two side of spring support to bent intermediate that formed along, two locking arms are clamped and fastened on fixed link.The utility model uses simple and stable structure, it can be achieved that one hand folds up, easy to operate, improves the working efficiency of medical staff；And the length of positioning rule can adjust the length realization of telescopic rod as needed, it is more convenient to use.
Description
Technical field
The utility model relates to the field of medical instrument technology, and in particular to a kind of centre venous pressure measuring rule.
Background technique
Central venous pressure (central venous pressure, CVP) refers to atrium dextrum and superior and inferior vena cave thoracic cavity section
Pressure, it can determine whether the comprehensive condition of patient's blood volume, heart function and antiotasis, enrich blood and the amount and speed of fluid infusion to guidance
It spends, prevent heart over load and guidance using diuretics etc., there is important reference significance.
Centre venous pressure measuring rule is a kind of CVP measuring tool, and in CVP measurement, the vein for being used to connect patient is led
After the pressure-measuring pipe of pipe is mounted on centre venous pressure measuring rule, need to carry out the zero-point positioning processing of centre venous pressure measuring rule,
The point on the basis of one privileged site of human body (such as the 4th intercostal of midaxillary line), makes centre venous pressure measuring rule scale zero and the benchmark
Point is in same level, to improve CVP measurement Numerical accuracy.
It needs first to adjust centre venous pressure measuring rule to suitable position and fixation, mesh before calm pulse pressure in the measurements
Before, in clinical practice application, measuring scale is generally fixed in the fixed link on beside sickbed by medical staff, medical care people when fixed
Member mainly uses following two method:
(1) be fixed using the both ends that the fixing clamp of standard configuration is clamped in measuring scale respectively: the method measuring scale is easy de-
It falls, and shifts inconvenience, both hands is needed to operate；
(2) easily tear immobilization with adhesive tape with 3M: the method changes as patient body position, when needing to adjust measuring scale height, medical care people
Member must will be originally used for fixed adhesive plaster and tear, and retighten, not only expend the time, and repeatedly paste adhesive plaster of tearing again,
Cause digital scale on measuring scale smudgy, adhesive plaster trace is obvious；
Moreover, the positioning rule length of existing centre venous pressure measuring rule is fixed, after needing patient to adjust lying position
It can measure, use is very inconvenient.
Utility model content
In view of the problems of the existing technology, the utility model aim is to provide a kind of centre venous pressure measuring rule,
Fixed structure stablize it is durable, position adjust it is easy to operate, improve the working efficiency of medical staff, and the length of positioning rule can
It adjusts, it is more convenient to use.
The technical scheme adopted by the utility model is that:
A kind of centre venous pressure measuring rule, including graduated scale, positioning rule and fixed mechanism, the positioning rule are rotatably arranged on
At the dead-center position of the graduated scale, the positioning rule is rotatably arranged on the graduated scale, the positioning rule include rotation seat,
Telescopic rod and positioning head, the rotation seat and graduated scale cooperation rotate, and the telescopic rod both ends are separately connected the rotation
Seat and the positioning head, the fixed mechanism are arranged at the graduated scale back so that centre venous pressure measuring rule is fixed on fixation
On bar, the fixed mechanism includes the spring support with graduated scale cooperation, and two side of spring support forms two to bent intermediate
A locking arm, two locking arms are clamped and fastened on the fixed link.
As a further improvement of the above technical scheme, the locking arm end rotation is provided with idler wheel, the roller shaft
The heart is parallel with the fixed link.
Preferably, the idler wheel section is plum-type structure.
As a further improvement of the above technical scheme, two locking arms are respectively provided with a grab, and the grab is set
It sets between the idler wheel and the spring support, is connected with elastic strip between two grabs.
As a further improvement of the above technical scheme, the rotation seat has a limit far from one end of the positioning head
Bar, the gag lever post and the telescopic rod are coaxially disposed, and are provided with spacing projection at the graduated scale and the gag lever post cooperation.
As a further improvement of the above technical scheme, there is a card slot, the card slot and the limit on the gag lever post
Position pillar is engaged by clamping.
As a further improvement of the above technical scheme, the telescopic rod includes the first external member interconnected, second set
Part and third external member, first external member and second external member, second external member and the third external member can be mutually socketed
To realize the adjusting of length of telescopic bar.
As a further improvement of the above technical scheme, the spring support and the graduated scale are by being adhesively fixed.
The beneficial effects of the utility model are: compared with prior art, a kind of central vein provided by the utility model
Measuring scale is pressed, uses including spring support and the fixed mechanism of two locking arms that is formed to bent intermediate along two side of spring support is with general
Centre venous pressure measuring rule is stably fixed in fixed link, and structure is simple, positioning stablity, measurement accuracy are high, it can be achieved that singlehanded
It folds up, position, which is adjusted, to be easy, and the working efficiency of medical staff is improved；And the length of positioning rule can adjust telescopic rod as needed
Length realize, it is more convenient to use.
Detailed description of the invention
Fig. 1 is a kind of structure chart of the centre venous pressure measuring rule of embodiment of the utility model.
Fig. 2 is the structure chart of fixed mechanism in Fig. 1.
Specific embodiment
Referring to figs. 1 to shown in Fig. 2, a kind of centre venous pressure measuring rule in the present embodiment, including graduated scale 1,2 and of positioning rule
Fixed mechanism 3, graduated scale 1 are connected with the pressure-measuring pipe of the ductus venosus that connect the measured to read pressure reading, and 2 turns of positioning rule
Dynamic to be arranged at the dead-center position of graduated scale 1, positioning rule 2 includes rotation seat 21, positioning head 22 and telescopic rod 23, rotation seat 21 with
Graduated scale 1 is rotatably assorted setting, and positioning head 22 contacts the datum mark to determine central venous pressure, telescopic rod with the measured
23 both ends are separately connected rotation seat 21 and positioning head 22, specifically, telescopic rod 23 includes the first external member 231 interconnected, the
Two external members 232 and third external member 233, the first external member 231 and the second external member 232, the second external member 232 and third external member 233 can phases
It is mutually socketed the adjusting to realize 23 length of telescopic rod, it is more convenient to use, it can be according to measurement of the measured in different location
Need to adjust the length of positioning rule 2, to guarantee that the line of dead-center position of datum mark and graduated scale 1 is horizontal, versatility
By force.In use, positioning rule 2 is turned at the position vertical with graduated scale 1, and by the stretching of positioning rule 2 be adjusted to most beneficial for
The position of measurement, improves measurement accuracy；After measurement, positioning rule 2 can be bounced back and be turned to parallel with graduated scale 1
Storage space is reduced in position.Preferably, one end of the remotely located head 22 of rotation seat 21 have a gag lever post 24, gag lever post 24 with
Telescopic rod 23 is coaxially disposed, and is provided with spacing projection 11 at graduated scale 1 and 24 cooperation of gag lever post, it is preferred that have on gag lever post 24
There is a card slot 241, card slot 241 and spacing projection 11 are engaged by clamping, and keep centre venous pressure measuring rule positioning in measurement more steady
It is fixed, it measures more accurate.
It should be further noted that centre venous pressure measuring rule is generally fixed to consolidating on beside sickbed in actual use
In fixed pole 20, fixed mechanism 3 is arranged at 1 back of graduated scale so that entire centre venous pressure measuring rule to be fixed in fixed link 20,
Fixed mechanism 3 includes the spring support 31 cooperated with graduated scale 1, and 31 liang of sides of spring support form two locking arms 32 to bent intermediate,
Two locking arms 32 are clamped and fastened in fixed link 20, simple and stable structure, and displacement is adjusted easy to operate in fixed link 20
Fast, it can be achieved that one hand is folded up and shifted, the working efficiency of medical staff is improved.
In some embodiments of the utility model, specifically, the rotation of 32 end of locking arm is provided with idler wheel 321, idler wheel
321 axle center are parallel with fixed link 20, further grip to fixed link 20.Preferably, 321 section of idler wheel is blossom type
Structure further increases the locking effect of fixed mechanism 3, prevents graduated scale 1 from sliding.
In some embodiments of the utility model, two locking arms 32 are respectively provided with a grab 322, and grab 322 is arranged
Between idler wheel 321 and spring support 31, it is connected with elastic strip 323 between two grabs 322, it is outside using elastic strip 323
Elastic force and the inside elastic force cooperation of locking arm 32 fixed mechanism 3 is stably fixed in fixed link 20, guarantee it is fixed after it is solid
Determine mechanism 3 to be not susceptible to fall off.
In addition, spring support 31 and graduated scale 1 are by being adhesively fixed, structure is simple, and the two can be selected to fix as needed
Position.
The above specific structure is that the preferred embodiment to the utility model has carried out specific description, but is not intended to limit
The embodiments of the present invention and protection scope, those skilled in the art are without prejudice to before the spirit of the present invention
Various equivalent variations can also be made perhaps these equivalent deformations or replacement of replacement are all contained in the application right by putting
It is required that in limited range.
Claims (8)
1. a kind of centre venous pressure measuring rule, it is characterised in that: including graduated scale, positioning rule and fixed mechanism, the positioning rule
It is rotatably arranged on the graduated scale, the positioning rule includes rotation seat, telescopic rod and positioning head, the rotation seat and the quarter
Ruler cooperation rotation is spent, the telescopic rod both ends are separately connected the rotation seat and the positioning head, and the fixed mechanism setting exists
The graduated scale back, the fixed mechanism include the spring support with graduated scale cooperation, and two side of spring support is to centre
It is formed by bending two locking arms.
2. a kind of centre venous pressure measuring rule according to claim 1, it is characterised in that: the locking arm end rotation is set
It is equipped with idler wheel.
3. a kind of centre venous pressure measuring rule according to claim 2, it is characterised in that: the idler wheel section is plum blossom
Type structure.
4. according to a kind of any centre venous pressure measuring rule of Claims 2 or 3, it is characterised in that: two lockings
Arm is respectively provided with a grab, and the grab is arranged between the idler wheel and the spring support, connects between two grabs
It is provided with elastic strip.
5. a kind of centre venous pressure measuring rule according to claim 1, it is characterised in that: the rotation seat is far from described fixed
One end of potential head has a gag lever post, and the gag lever post and the telescopic rod are coaxially disposed, the graduated scale and the gag lever post
Spacing projection is provided at cooperation.
6. a kind of centre venous pressure measuring rule according to claim 5, it is characterised in that: have a card on the gag lever post
Slot, the card slot and the spacing projection are engaged by clamping.
7. a kind of centre venous pressure measuring rule according to claim 1, it is characterised in that: the telescopic rod includes mutually interconnecting
The first external member, the second external member and the third external member connect, first external member and second external member, second external member and described
The adjusting that third external member can be mutually socketed to realize the length of telescopic bar.
8. a kind of centre venous pressure measuring rule according to claim 1, it is characterised in that: the spring support and the scale
Ruler is by being adhesively fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821941812.6U CN209203238U (en) | 2018-11-22 | 2018-11-22 | A kind of centre venous pressure measuring rule |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821941812.6U CN209203238U (en) | 2018-11-22 | 2018-11-22 | A kind of centre venous pressure measuring rule |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209203238U true CN209203238U (en) | 2019-08-06 |
Family
ID=67461094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821941812.6U Active CN209203238U (en) | 2018-11-22 | 2018-11-22 | A kind of centre venous pressure measuring rule |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209203238U (en) |
-
2018
- 2018-11-22 CN CN201821941812.6U patent/CN209203238U/en active Active
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