CN209645647U - A kind of calparine cap - Google Patents
A kind of calparine cap Download PDFInfo
- Publication number
- CN209645647U CN209645647U CN201822165099.7U CN201822165099U CN209645647U CN 209645647 U CN209645647 U CN 209645647U CN 201822165099 U CN201822165099 U CN 201822165099U CN 209645647 U CN209645647 U CN 209645647U
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- linkage section
- linkage
- calparine cap
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Abstract
A kind of calparine cap of the utility model, including connection pedestal and moving member；Connecting pedestal includes base section and linkage section, and moving member includes mobile section；Base section and indwelling pipeline system connectivity, the mobile section is set in the linkage section, and is threadedly engaged and is connect with the linkage section；Inner volume is provided between base section, linkage section and mobile section；By rotation linkage section and/or mobile section, so that linkage section and mobile section relatively move, to form negative pressure in inner volume, carries out drawing back blood examination by the negative pressure of formation and look into.The calparine cap of the utility model, on the basis of calparine cap original function, it increases and draws back blood audit function, it is used cooperatively with remaining needle, with the complete service life of remaining needle, facilitates medical staff to operate, reduce the usage amount of the medical disposable materials such as pre-filled catheter flusher, Economy type medicine expenditure, while reducing remaining needle external-connected port pollution risk.
Description
Technical field
The utility model relates to medical instruments fields, more specifically to a kind of calparine cap.
Background technique
In medical instrument application field, calparine cap is always the common accessory of infusion apparatus, is often applied in combination with remaining needle,
Using the port as the operations such as injection liquid after puncture and washing pipe.
The combined apparatus of " remaining needle+calparine cap " need in use by draw back blood in the way of check it is matching
Indwelling needle catheter it is whether unobstructed, due to having a single function for calparine cap, which is generally connected using the syringe equipped with salt water
Remaining needle is looked by manual pumpback with carrying out drawing back blood examination, after inspection, is rushed, tube sealing operates and removes syringe,
Or washing pipe is moved back except carrying out transfusion operation after syringe, but it is this draw back blood examination and look into need using disposable syringe or preliminary filling
The medical disposable materials such as formula catheter flusher, it is costly, and need be attached, pumpback, inject, removing four movements, it grasps
Make it is cumbersome, then during connection and removal remaining needle pipeline inevitably will appear port short time exposure, this can not
What is avoided brings the pollution of port position.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of calparine cap, on the basis of calparine cap original function,
It increases and draws back blood audit function, be used cooperatively with remaining needle, with the complete service life of remaining needle, medical staff is facilitated to grasp
Make, reduces the usage amount of the medical disposable materials such as pre-filled catheter flusher, Economy type medicine expenditure, while reducing remaining needle external connection end
Mouth pollution risk.
In order to achieve the above object, the utility model provides the following technical solutions:
A kind of calparine cap, including connection pedestal and moving member；
The connection pedestal includes base section and linkage section, and the moving member includes mobile section；
The base section and the indwelling pipeline system connectivity, the mobile section are set in the linkage section, and with institute
It states linkage section and is threadedly engaged connection；
Inner volume is provided between the base section, linkage section and the mobile section；
By rotating the linkage section and/or the mobile section, so that the linkage section and the mobile section occur relatively
It is mobile, to form negative pressure in the inner volume, carries out drawing back blood examination by the negative pressure of formation and look into.
Preferably, during rotating the linkage section and/or the mobile section relatively moves, the internal appearance
The volume of chamber increases, and then negative pressure is formed in inner volume, carries out drawing back blood examination by the negative pressure of formation and look into.
Preferably, one end of the mobile section of base section circumferential direction is provided with seal groove, the seal groove
It is inside provided with sealing ring, the sealing ring makes the linkage section and the mobile section keep sealing to connect while relative movement
It connects.
Preferably, one end of the linkage section far from the base section is connect by guide way with the mobile section, institute
The outside for stating guide way is fixedly connected with the linkage section, and the lateral gap of the inside of the guide way and the mobile section cooperates
Connection.
Preferably, the moving member further includes fixed section；
One end of the mobile section far from the base section and the fixed section are tightly connected.
Preferably, rubber plug is provided in the fixed section, the rubber plug and the fixed section are tightly connected.
According to above-mentioned technical solution, it is recognised that in the present invention, a kind of calparine cap, including connection pedestal and
Moving member；Connecting pedestal includes base section and linkage section, and moving member includes mobile section；Base section and indwelling pipeline system connectivity,
Mobile section is set in linkage section, and is threadedly engaged and is connect with linkage section；In being provided between base section, linkage section and mobile section
Portion's cavity；By rotation linkage section and/or mobile section, so that linkage section and mobile section relatively move, in inner volume
Interior formation negative pressure is carried out drawing back blood examination and be looked by the negative pressure of formation.It is provided with inner volume between moving member and connection pedestal, it is interior
Portion's cavity and indwelling pipe-line system are connected to by connecting the base section of pedestal, allow inner volume and base section with this
Connection, further with indwelling pipeline system connectivity, when rotating linkage section and/or when mobile section, enable to moving member with connect
Relative movement occurs between pedestal and inner volume volume is increased, then certain bear will be formed in inner volume at this time
Pressure can be completed and draw back blood examination and look into, it is thus only necessary to which the calparine cap of this patent, which can be completed itself, to be drawn back blood examination and look into, and is not needed outer
The external sources instrument such as syringe is set, indwelling pipe-line system is in closed state always, will not therefore bring pollution, and patient uses indwelling
Needle is safer, and can be completed by way of rotation and draw back blood examination and look into, and operates more flexible.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the calparine cap of the utility model embodiment；
Fig. 2 is the cross-sectional view of the calparine cap of the utility model embodiment；
Fig. 3 is the structural schematic diagram of the moving member of the calparine cap of the utility model embodiment；
Fig. 4 is the cross-sectional view of the connection pedestal of the calparine cap of the utility model embodiment；
Wherein, it is marked in attached drawing as follows:
1- connection pedestal, 101- base section, 102- linkage section, 2- moving member, 201- mobile section, 203- fixed section, in 3-
Portion's cavity, 4- seal groove, 5- sealing ring, 8- guide way, 11- rubber plug.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, Fig. 1 is the structural schematic diagram of the calparine cap of the utility model embodiment；Fig. 2 is the utility model
The cross-sectional view of the calparine cap of embodiment；Fig. 3 is the structural schematic diagram of the moving member of the calparine cap of the utility model embodiment；Fig. 4
For the cross-sectional view of the connection pedestal of the calparine cap of the utility model embodiment.
As shown in Figs 1-4, a kind of calparine cap, including connection pedestal 1 and moving member 2；Connecting pedestal 1 includes base section 101
With linkage section 102, moving member 2 includes mobile section 201；Base section 101 and indwelling pipeline system connectivity, mobile section 201 are set in
In linkage section 102, and it is threadedly engaged and connect with linkage section 102；It is arranged between base section 101, linkage section 102 and mobile section 201
There is inner volume 3；By rotation linkage section 102 and/or mobile section 201, so that linkage section 102 and mobile section 201 occur relatively
It is mobile, to form negative pressure in inner volume 3, carries out drawing back blood examination by the negative pressure of formation and look into.Moving member 2 with connect pedestal 1
Between have an inner volume 3, inner volume 3 is connected to indwelling pipe-line system by the base section 101 of connection pedestal 1, according to this
Inner volume 3 is connected to base section 101, further with indwelling pipeline system connectivity, when rotation linkage section 102 and/
Or when mobile section 201,3 volume of inner volume for enabling to moving member 2 and connecting between pedestal 1 increases, then internal at this time
By certain negative pressure is formed in cavity 3, it can be completed and draw back blood examination and look into, it is thus only necessary to which the calparine cap of this patent can be completed itself
It draws back blood examination to look into, does not need the external sources instrument such as external syringe, therefore indwelling pipe-line system is in closed state always, will not be
Bring pollution, patient is safer using remaining needle, and can be completed by way of rotation and to draw back blood examination and look into, and operates more
Flexibly, what needs to be explained here is that, indwelling pipe-line system can be remaining needle, can be the combination of remaining needle and inlying catheter
Part.It relatively moves, that is, is moved relative to the monomer of mobile section 201 what needs to be explained here is that relative movement can be linkage section 102
Dynamic section 201 is motionless, makes linkage section 102 away from the direction moving in rotation of mobile section 201 by rotating linkage section 102, with
So that the volume of inner volume 3 increases, to generate negative pressure；It is also possible to monomer phase of the mobile section 201 relative to linkage section 102
To movement, i.e. linkage section 102 is motionless, makes mobile section 201 away from the direction of linkage section 102 by moving in rotation section 201
Moving in rotation, so that the volume of inner volume 3 increases, to generate negative pressure；It can also be linkage section 102 relative to mobile section
201 binary relative movement, i.e. linkage section 102 and mobile section 201 moves backward, so that the volume of inner volume 3
Increase, so that negative pressure is generated, when towards the direction opposite with aforesaid operations or mobile progress rotation process, the company of can be completed
Connect the reset of section 102 and mobile section 201.In order to enable calparine cap, which can preferably be completed to puncture, draws back blood operation, mobile section 201
It is provided with mobile cavity, the mobile cavity includes wide mouth part and slot end, and the slot end is described wide close to the base section 101
Far from the base section 101, the inner volume 3 includes the mobile cavity for mouthful end, then by mobile cavity can be completed with it is interior
The connection of portion's cavity 3, while can be also connected to base section 101, so that calparine cap can be carried out with external source instrument
Connection still has reliable leakproofness when using.
In the specific embodiment of the utility model, as shown in Figures 2 and 3, inner volume 3 in order to further increase
Leakproofness, one end circumferential direction of the mobile section 201 of the close base section 101 are provided with seal groove 4, the seal groove 4
It is inside provided with sealing ring 5, the sealing ring 5 makes the linkage section 102 and the mobile section 201 guarantor while relative movement
Hold sealed connection.It is interior so when rotating linkage section 102 and/or mobile section 201 makes that relative motion occurs between the two
Portion's cavity 3 has ensured that better sealing while volume increases, to be conducive to the formation of negative pressure, with preferably complete
It is looked at blood examination is drawn back.What needs to be explained here is that the number of seal groove 4 and sealing ring 5 is not specifically limited, as long as can play
Prevent the effect that security risk increases stability, it can be big according to the length of mobile section 201 or the volume of inner volume 3
The small equal adjustment for carrying out adaptability, such as seal groove 4 and sealing ring 5 are disposed as two double-round designs.
In a specific embodiment of the utility model, as shown in Figures 2 and 4, the company far from the base section 101
The one end for connecing section 102 is connect by guide way 8 with the mobile section 201, the outside of the guide way 8 and the linkage section 102
It is fixedly connected, the lateral gap of the inside of the guide way 8 and the mobile section 201 is cooperatively connected.By rotating the connection
The section 102 and/or mobile section 201, connect by means of mobile section 201 with the clearance fit of guide way 8, linkage section 102 with lead
Fixed seal connection to body 8, so that can by the connection of guide way 8 between the mobile section 201 and linkage section 102 of calparine cap
Certain axial rotation motion enough occurs, and enables to linkage section 102 and mobile section 201 to relatively move, while again may be used
To guarantee certain leakproofness, to guarantee the formation of the negative pressure in inner volume 3.
In a specific embodiment of the utility model, as shown in Figures 2 and 3, the moving member 2 further includes fixed section
203；One end of the mobile section 201 far from the base section 101 and the fixed section 203 are tightly connected.It is solid by rotating
When determining section 203, it can be further driven to the rotation of mobile section 201, when mobile section 201 is as fixed section 203 is away from pedestal
When the direction moving in rotation of section 101, relative displacement occurs for mobile section 201 and linkage section 102, and the volume of inner volume 3 increases, into
And negative pressure is formed in inner volume 3, it carries out drawing back blood examination by the negative pressure of formation and look into.Rubber plug 11 is provided in fixed section 203,
The rubber plug 11 is tightly connected with the fixed section 203, by puncturing to rubber plug 11, can be completed by mobile section 201
With the connection of inner volume 3, while can be also connected to base section 101 so that calparine cap can with external source instrument
Carry out that still there is reliable leakproofness when connection uses.
In conclusion the calparine cap of the utility model increases on the basis of not influencing its original function and draws back blood examination
Look into function, with remaining needle entire service life, can Reusability can be anti-in 72 hours service life of remaining needle
It is multiple to use, it saves the correlative charges of remaining needle nursing, without blood residuals in indwelling needle catheter, draws back during blood examination looks into, stay
It sets pipe-line system and is in closed state always, will not therefore bring pollution, patient is safer using remaining needle.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (6)
1. a kind of calparine cap, which is characterized in that including connection pedestal and moving member；
The connection pedestal includes base section and linkage section, and the moving member includes mobile section；
The base section and indwelling pipeline system connectivity, the mobile section are set in the linkage section, and with the linkage section
It is threadedly engaged connection；
Inner volume is provided between the base section, linkage section and the mobile section；
By rotating the linkage section and/or the mobile section, so that the linkage section and the mobile section relatively move,
To form negative pressure in the inner volume, carries out drawing back blood examination by the negative pressure of formation and look into.
2. calparine cap as described in claim 1, which is characterized in that rotating the linkage section and/or mobile section generation
During relative movement, the volume of the inner volume increases, and then negative pressure is formed in inner volume, passes through the negative of formation
Pressure, which carries out drawing back blood examination, to be looked into.
3. calparine cap as claimed in claim 2, which is characterized in that one end close to the mobile section of the base section is circumferential
Be provided with seal groove, sealing ring is provided in the seal groove, the sealing ring makes the linkage section and the mobile section
It keeps being tightly connected while relative movement.
4. calparine cap as claimed in claim 3, which is characterized in that one end of the linkage section far from the base section passes through
Guide way is connect with the mobile section, and the outside of the guide way is fixedly connected with the linkage section, the inside of the guide way
It is cooperatively connected with the lateral gap of the mobile section.
5. the calparine cap as described in claim 1-4 any one, which is characterized in that the moving member further includes fixed section；
One end of the mobile section far from the base section and the fixed section are tightly connected.
6. calparine cap as claimed in claim 5, which is characterized in that be provided with rubber plug, the rubber plug and institute in the fixed section
State fixed section sealed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822165099.7U CN209645647U (en) | 2018-12-21 | 2018-12-21 | A kind of calparine cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822165099.7U CN209645647U (en) | 2018-12-21 | 2018-12-21 | A kind of calparine cap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209645647U true CN209645647U (en) | 2019-11-19 |
Family
ID=68518423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822165099.7U Active CN209645647U (en) | 2018-12-21 | 2018-12-21 | A kind of calparine cap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209645647U (en) |
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2018
- 2018-12-21 CN CN201822165099.7U patent/CN209645647U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200716 Address after: No.14, building 32, Jiefang East Road, Linghe District, Jinzhou City, Liaoning Province Patentee after: Yang Hui Address before: 121299 Jinzhou, Lingling City, Liaoning Province, Daling River Street office, the northern side of the 102 line, Daling River Industrial Park Patentee before: JINZHOU NUODE MEDICAL INSTRUMENT TECHNOLOGY Co.,Ltd. |