CN208145009U - Human body artery blood sample collector seal cap and human body artery blood sample collector - Google Patents
Human body artery blood sample collector seal cap and human body artery blood sample collector Download PDFInfo
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- CN208145009U CN208145009U CN201721636189.9U CN201721636189U CN208145009U CN 208145009 U CN208145009 U CN 208145009U CN 201721636189 U CN201721636189 U CN 201721636189U CN 208145009 U CN208145009 U CN 208145009U
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Abstract
The utility model relates to the field of medical instrument technology, a kind of human body artery blood sample collector seal cap and human body artery blood sample collector are disclosed.The human body artery blood sample collector seal cap includes the cap body and cap core of integral structure, the bottom face of the cap body is provided with recess upwards and cross section is circular first groove, and the axial direction on the side wall of first groove along first groove is provided with the air discharge duct being connected to the top of first groove；The cap core spacing is set in first groove and is connected as one with first groove top, its axial direction is provided with perforative through-hole on the cap core, and the upper surface of the through-hole is covered with the filter membrane for only gas being allowed to pass through.The utility model provides the dead space air that lumen front end can easily be discharged, so that excluding bubble completely influences the error of sample；And easy to operate, good airproof performance is not easily to fall off, convenient for the preservation and transport of sample.
Description
Technical field
The utility model relates to the field of medical instrument technology, disclose a kind of human body artery blood sample collector seal cap with
And human body artery blood sample collector.
Background technique
In medical field, human body artery blood sample collector is widely used, and is mainly used for human body artery blood gas analysis, is doctor
Raw indispensable important references value.And the sealing of blood sample seriously affects the error amount of blood gas analysis.Current sealing mechanism cannot
With nozzle is sufficiently sealed, air-tightness is poor, or not can avoid blood splashing, it is easy to fall off in transportational process.
Utility model content
(1) technical problems to be solved
The utility model provide a kind of human body artery blood sample collector seal cap and human body artery blood sample collector with
It solves the problems, such as caducous in the poor sealing effect and transportational process of existing hemostix.
(2) technical solution
In order to solve the above-mentioned technical problem, the utility model provides a kind of human body artery blood sample collector seal cap,
Cap body including integral structure and cap core, the cap body in substantially column type, the bottom face of the cap body be provided with recess upwards and
Cross section is circular first groove, and the axial direction on the side wall of first groove along first groove is provided with and described the
The air discharge duct of the top connection of one groove；
The cap core is cylindrical type, the cap core spacing be set in first groove and with first groove top
It is connected as one, its axial direction is provided with perforative through-hole on the cap core, the upper surface of the through-hole, which is covered with, only allows gas
The filter membrane that body passes through；
The diameter of the groove is adapted to the outer diameter of tube opening of hemostix, and the diameter and tube opening of hemostix internal diameter of the cap core are suitable
Match.
Further, the second cylindrical groove to lower recess, the through-hole are set on the top end face of the cap body
It is connected to second groove, the filter membrane is arranged on the bottom surface of second groove.
Further, the diameter of section of first groove is gradually increased from top to bottom.
Further, the air discharge duct includes two, is oppositely arranged on the side of the first groove.
Further, the middle and upper part of the side of the cap body is provided with the flank of substantially D type.
Further, the middle and lower part of the side of the cap body is provided with boss.
Further, the middle and upper part of the side of the cap body is provided with the two D type flanks being oppositely arranged, the side of the cap body
The middle and lower part in face is provided with two boss being oppositely arranged；
Two boss and the setting of the type flank interval D.
As the another aspect of the utility model, the utility model additionally provides a kind of human body artery blood sample collector, packet
Include hemostix ontology, the seal cap of the syringe needle sealing-plug of rubber material and human body artery blood sample collector as described above.
Preferably, the sealing-plug is cube.
Preferably, the sealing-plug is tangerine color.
(3) beneficial effect
The above-mentioned technical proposal of the utility model has the following advantages that：
The dead space of lumen front end can be easily discharged in human body artery blood sample collector seal cap provided by the utility model
Air, so that excluding bubble completely influences the error of sample；And easy to operate, good airproof performance is not easily to fall off, is convenient for sample
Preservation and transport.
Human body artery blood sample collector provided by the utility model uses above-mentioned human body artery blood sample collector with close
Sealing cap has the advantages that preservation and transport that easy to operate, air-tightness is convenient for well sample；Meanwhile it being also provided with convenient for syringe needle
Syringe needle is easily inserted sealing-plug convenient for medical staff by the syringe needle sealing-plug inserted, and protection medical staff avoids syringe needle thorn from missing.
In addition to the utility model described above solve the technical issues of, composition technical solution technical characteristic and
Have except advantage brought by the technical characteristic of these technical solutions, the other technical characteristics of the utility model and these technologies are special
The advantages of sign is brought, will further illustrate in conjunction with attached drawing.
Detailed description of the invention
Fig. 1 is the sectional view of the utility model embodiment human body artery blood sample collector seal cap；
Fig. 2 is the appearance diagram of the utility model embodiment human body artery blood sample collector seal cap；
Fig. 3 is the structural schematic diagram of the syringe needle sealing-plug of the utility model embodiment human body artery blood sample collector.
In figure：1：Cap core；11：Through-hole；2：Cap body, 21：Air discharge duct, 22：Second groove, 23：Boss, 24：Flank；25：
Filter membrane, 26：First groove；3, syringe needle sealing-plug.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is a part of the embodiment of the utility model, instead of all the embodiments.Based on the reality in the utility model
Apply example, those of ordinary skill in the art's every other embodiment obtained without making creative work, all
Belong to the range of the utility model protection.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
In addition, in the description of the present invention, unless otherwise indicated, " multiple ", " more ", " multiple groups " are meant that two
A or more than two, " several ", " several ", " several groups " are meant that one or more.
Embodiment 1
As shown in Figure 1, human body artery blood sample collector seal cap provided by the embodiment of the utility model, including integrated knot
The cap body 2 and cap core 1 of structure.For the cap body 2 in substantially column type, the bottom face of the cap body 2 is provided with recess and cross section upwards
For circular first groove 26, the axial direction on the side wall of first groove 26 along first groove 26 is provided with and described
The air discharge duct 21 of the top connection of one groove 26.The cap core 1 is cylindrical type, and it is recessed that 1 spacing of cap core is set in described first
It is connected as one in slot 26 and with 26 top of the first groove, it is perforative logical that its axial direction is provided with both ends on the cap core 1
Hole 11, the upper surface of the through-hole 11 are covered with the filter membrane 25 for only gas being allowed to pass through.
It should be noted that 1 spacing of cap core be set in referred in first groove 26 outer peripheral surface of cap core with
A fixed gap, the tip needle tubing (tube opening of hemostix) of pore size and hemostix syringe are reserved between the side wall of first groove
Pipe thickness adaptation.That is, the tip needle tubing (tube opening of hemostix) of the diameter of first groove 26 and hemostix syringe
Outer diameter adaptation, the internal diameter of the needle tubing (tube opening of hemostix) of the outer diameter and tip of hemostix syringe of the cap core 1 are adapted to.
The external form at the tip of the syringe of general hemostix has certain taper, so in order to enhance leakproofness, it is described
The diameter of section of taper from top to bottom namely first groove be should also be when the first groove 26 setting of cap body 2 from upper
It is gradually increased under.
The utility model human body artery blood sample collector with seal cap when in use, by cap core 1 and human body artery hemostix
Nozzle (the tip needle tubing of hemostix syringe) tight fit inside, anti-Hemostatic Oral Liquid are contacted with air, increase leakproofness, at this point, cap
The through-hole 11 of core 1 is connected to tip needle tubing, and the gas in hemostix is discharged along through-hole by filter membrane 25；Cap body 2 is wrapped in people
On the outside of body arteria hemostix nozzle, when seal cap is slowly advanced blood taking needle nozzle, the gas in seal cap will not enter nozzle
In blood sample, but the air discharge duct 21 along 2 inside of cap body is discharged.
It is understood that it is close adopt that above-mentioned top, which is away from one end (top one end in Fig. 1), the bottom of hemostix,
One end (lower section one end in Fig. 1) of blood device；The description that top and bottom carry out just for the sake of defined position relationship simultaneously.
As a kind of fixed form of filter membrane 25, the cylinder to lower recess is set on the top end face of the cap body 2
The second groove 22, the through-hole 11 is connected to second groove 22, and the filter membrane 25 is arranged in second groove 22
Bottom surface on.
It is understood that the second groove 22 facilitates the setting of filter membrane 25, and injection appearance is beautiful.Preferably, institute
It is coaxial arrangement that the second groove 22, which is stated, with the cap core, the through-hole on cap core and the first groove, cap body.
Optionally, the air discharge duct 21 includes two, is oppositely arranged on the side of the first groove 26 namely two are vented
Slot 21 is to be arranged by axial symmetry of the center line of first groove 26.It is understood that such structure, convenient for gas from
Two sides are discharged simultaneously, and gas is avoided to form dead angle.
It is affectedly bashful for convenience, as shown in Fig. 2, the middle and upper part of the side of the cap body 2 is provided with the two substantially D being oppositely arranged
Type flank 24, the middle and lower part of the side of the cap body are provided with two boss 23 being oppositely arranged；Two boss 23 and D type flank
24 along the cap body circumferential direction it is uniformly distributed, and boss 23 and the interval of flank 24 are arranged.
It is understood that two flank 24 of cap body and boss 23 are affectedly bashful convenient for medical staff, and convenient firmly by sealing
Cap is inserted into human body artery tube opening of hemostix.
It should be noted that being not limited to the above-mentioned form provided, one kind, and its can be separately provided in flank 24 and boss 23
Number is set and shape is also not necessarily limited to the form provided in above description and attached drawing, as long as medical staff is facilitated to be affectedly bashful i.e.
It can.
As shown in Figure 1, the structure type in order to cooperate the first groove 26, the outer wall of the cap body 2 be can be with certain
The outer wall of the shape of taper, specially cap body is axially inclined towards its, and the diameter of the top end face of the cap body is less than bottom face
Diameter.
In conclusion human body artery blood sample collector seal cap of the embodiment of the present invention, has easy to operate, leakproofness
It is good, and can sufficiently exclude preservation, transport of the air to the error of sample, convenient for sample.
Embodiment 2
The present embodiment provides a kind of human body artery blood sample collectors, the syringe needle sealing including hemostix ontology, rubber material
Plug 3 and the as described in Example 1 seal cap of human body artery blood sample collector.
Wherein, the hemostix ontology includes syringe, and one end of syringe is tip needle tubing (namely tube opening of hemostix), described
It is provided with piston and core bar in syringe, pulls the core bar that the piston can be driven to move along the syringe inner wall, and is living
Plug remains the sealed connection with syringe.Fixed needle namely medical staff when the syringe needle sealing-plug 3 is completed for taking a blood sample
Take a blood sample complete when, syringe needle is inserted on syringe needle sealing-plug 3, is then removed syringe needle, further with seal cap seal described in adopt
Blood device nozzle.
Preferably, the syringe needle sealing-plug 3 is cube, and is the tangerine color with warning meaning.
It is understood that the present embodiment human body artery blood sample collector is the instrument of disposable product, uses and match
The syringe needle sealing-plug 3 of conjunction ensure that the safe operation of medical staff, and the material of syringe needle sealing-plug 3 is elastic rubber, needle point compared with
Easily insertion；The cubic shaped of syringe needle sealing-plug 3 is affectedly bashful convenient for medical staff, does not roll, as long as selecting the size being sized for,
It can be not easy to be inserted through in not Overexertion.
In conclusion the human body artery tube opening of hemostix of the present embodiment human body artery blood sample collector is close using seal cap
It is good to seal waterproof air impermeability for envelope, while dynamics needed for filling in, taking out seal cap and sealing-plug is small, and can be effective
It is more convenient using operating by blood sample and extraneous barrier.
Finally it should be noted that：Above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that：
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement；And these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution
The spirit and scope of scheme.
Claims (10)
1. a kind of human body artery blood sample collector seal cap, it is characterised in that：Cap body and cap core including integral structure, it is described
Cap body is in substantially column type, and the bottom face of the cap body is provided with recess upwards and cross section is circular first groove, and described the
Axial direction on the side wall of one groove along first groove is provided with the air discharge duct being connected to the top of first groove；
The cap core is cylindrical type, and the cap core spacing is set in first groove and connect with first groove top
It is integrated, its axial direction is provided with perforative through-hole on the cap core, the upper surface of the through-hole, which is covered with, only allows gas logical
The filter membrane crossed；
The diameter of the groove is adapted to the outer diameter of tube opening of hemostix, and the diameter of the cap core is adapted to tube opening of hemostix internal diameter.
2. human body artery blood sample collector seal cap according to claim 1, it is characterised in that：The top of the cap body
The second cylindrical groove to lower recess is set on end face, and the through-hole is connected to second groove, and the filter membrane is set
It sets on the bottom surface of second groove.
3. human body artery blood sample collector seal cap according to claim 1, it is characterised in that：First groove
Diameter of section is gradually increased from top to bottom.
4. human body artery blood sample collector seal cap according to claim 1, it is characterised in that：The air discharge duct includes
It two, is oppositely arranged on the side of the first groove.
5. human body artery blood sample collector seal cap according to claim 1-4, it is characterised in that：The cap
The middle and upper part of the side of body is provided with the flank of substantially D type.
6. human body artery blood sample collector seal cap according to claim 1-4, it is characterised in that：The cap
The middle and lower part of the side of body is provided with boss.
7. human body artery blood sample collector seal cap according to claim 1-4, it is characterised in that：The cap
The middle and upper part of the side of body is provided with the two D type flanks being oppositely arranged, and it is opposite that the middle and lower part of the side of the cap body is provided with two
The boss of setting；
Two boss and the setting of the type flank interval D.
8. a kind of human body artery blood sample collector, including hemostix ontology, it is characterised in that：Further include rubber material syringe needle it is close
The seal cap of blocking and such as described in any item human body artery blood sample collectors of claim 1-7.
9. human body artery blood sample collector according to claim 8, it is characterised in that：The sealing-plug is cube.
10. human body artery blood sample collector according to claim 8 or claim 9, it is characterised in that：The sealing-plug is tangerine color.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721636189.9U CN208145009U (en) | 2017-11-29 | 2017-11-29 | Human body artery blood sample collector seal cap and human body artery blood sample collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721636189.9U CN208145009U (en) | 2017-11-29 | 2017-11-29 | Human body artery blood sample collector seal cap and human body artery blood sample collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208145009U true CN208145009U (en) | 2018-11-27 |
Family
ID=64412747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721636189.9U Active CN208145009U (en) | 2017-11-29 | 2017-11-29 | Human body artery blood sample collector seal cap and human body artery blood sample collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208145009U (en) |
-
2017
- 2017-11-29 CN CN201721636189.9U patent/CN208145009U/en active Active
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