CN106725523B - Blood drawing protection cap - Google Patents
Blood drawing protection cap Download PDFInfo
- Publication number
- CN106725523B CN106725523B CN201710109118.1A CN201710109118A CN106725523B CN 106725523 B CN106725523 B CN 106725523B CN 201710109118 A CN201710109118 A CN 201710109118A CN 106725523 B CN106725523 B CN 106725523B
- Authority
- CN
- China
- Prior art keywords
- cover
- guide cone
- cone
- guide
- notch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/150015—Source of blood
- A61B5/15003—Source of blood for venous or arterial blood
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/150374—Details of piercing elements or protective means for preventing accidental injuries by such piercing elements
- A61B5/150534—Design of protective means for piercing elements for preventing accidental needle sticks, e.g. shields, caps, protectors, axially extensible sleeves, pivotable protective sleeves
- A61B5/150572—Pierceable protectors, e.g. shields, caps, sleeves or films, e.g. for hygienic purposes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/153—Devices specially adapted for taking samples of venous or arterial blood, e.g. with syringes
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Surgery (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Physics & Mathematics (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses a kind of blood drawing protection caps, include the guide cone of guide part, and the guide cone side is longitudinally provided with guide cone notch, and guide cone has circular cover body, and cover is equipped with slot, and the slot side of cover is equipped with cover notch；It is equipped within one week in the slot of the cover a plurality of protrusion side by side from top to bottom, the protrusion is cone protrusion, and every raised line is provided with a plurality of radial cracking；The guide cone is colored transparent resin guide cone, and the cover is translucent Cowhells rubber cover；Cover is equipped with rubber bush in the other side of the guide cone notch, and the sleeve is connect by the circular socket on inserted block and the cover with the cover, and the inserted block is wedge shaped, and the outer surface of the circular socket is equipped with the X-fracture for inserted block disengaging.The present invention is easy to generate operator injury, and ineffective problem when can solve bloodletting needle insertion test tube.
Description
Technical field
The present invention relates to manufacture technology field of medical appliance, especially a kind of bloodletting needle for just exhausting blood is inserted into test tube
When protect operator device.
Background technique
It is all drawn blood using the arm blood vessel that bloodletting needle is inserted into patient currently, medical staff is that patient's blood drawing is general, when
When blood drawing amount is enough, medical staff needs that the blood just extracted out is identified and stored by bloodletting needle injecting tube, and bloodletting needle is being inserted
When entering to have the test tube of corking, since test tube mouth is smaller, blood drawing syringe needle is not easy to be aligned, and needs with certain dynamics ability
By the corking of bloodletting needle insertion test tube, if bloodletting needle is not perpendicular to the insertion of corking surface, blood drawing syringe needle is easy to slip off and pierce
The hand that test tube is held to operator, not only influences working efficiency, it is often more important that be easy to cause the injury to medical worker, medical matters
" exposure " of personnel's limbs be easy to cause the infection of more serious infection and infectious disease, and what medical system was put into effect various anti-exposure arranges
Shi Jun cannot efficiently solve this problem, thus need to consider to start with to the improvement of medical apparatus, " sudden and violent fundamentally to solve
Dew " problem.
Summary of the invention
The problem to be solved by the invention is to provide a kind of blood drawing protection caps, easy pair when solving bloodletting needle insertion test tube
Operator generates injury, and ineffective problem.
To solve the above-mentioned problems, the technical scheme is that this blood drawing protection cap includes under middle concave in rounding
The guide cone of cone, the cone lower part of the guide cone are equipped with the guide part that there is through-hole in the centre extended downwardly, the guide cone
Side is longitudinally provided with guide cone notch, and the guide cone has a circular cover body for being inserted into for test tube open end, institute
The guide part for stating guide cone is inserted into the cover, and the cover is equipped in guide cone guide part lower end and inserts for test tube open end
The slot entered, the through-hole in the guide cone guide part are connected to the slot of the cover, and the slot of the cover is cut in the guide cone
The side of mouth is equipped with the cover notch being laterally inserted into for test tube, and the cover notch is inclined outwardly from internal diameter to outer diameter；It is described
It is equipped within one week in the slot of cover a plurality of protrusion side by side from top to bottom, the protrusion is cone protrusion, and the protrusion is along the slot
Face normal to slot inner end tilt 26 °~29 °, it is described protrusion bus and axis angle within the scope of 4 °~6 °, every is described convex
It rises and is provided with a plurality of radial cracking；The guide cone is colored transparent resin guide cone, the face of the guide part and other parts
Color is different, and the cover is translucent Cowhells rubber cover；The cover is equipped with rubber in the other side of the guide cone notch
Sleeve, the sleeve are connect by the circular socket on inserted block and the cover with the cover, and the inserted block is in the cover
Part in circular socket inwardly become larger along notch it is wedge shaped, the circular socket in the cover along notch inwardly gradually
Become larger wedge shaped, the outer surface of the circular socket is equipped with the X-fracture for inserted block disengaging.
In above-mentioned technical proposal, more specifically scheme may is that the cover is equipped in the guide cone periphery and hold up
The hypanthium portion of the guide cone；The sleeve is equipped with opening in the other side of the inserted block, and the opening is from internal diameter to outer radial
Outer incline.
Further: the sleeve is rubber integrated molding with the inserted block.
By adopting the above-described technical solution, compared with prior art, the present invention has the following advantages:
This blood drawing protection cap has the resin guide cone of hardness by the through-hole among syringe needle importing cone of drawing blood using one, makes needle
Head, which pierces angle accurately and will not slip, stabs operator, and cover can be packed into and clamp test tube, and blood drawing syringe needle is facilitated to be pierced into examination
The corking of pipe, test tube is inserted into cover from cover notch, and when the widest part of test tube squeezes into cover notch, the protrusion in slot is because there is breach
The reason of open, when test tube is completely into in slot, test tube is rotated an angle by raised breach closure upward or downward,
It is bent convex top, then gently to test tube to the power of rotation angle opposite direction, makes all protrusion bendings and curvature adds
Greatly, biggish frictional force is formed with test tube, to clamp test tube, test tube is made to withstand the power that blood drawing syringe needle pierces through, conversely, when will
When test tube is extracted, exerts a force, test tube can be taken out to cover cut-out direction；Sleeve can be covered by opening to be arranged in medical matters
Railing on, can also be placed on the thumb of operator, the design of inserted block and circular socket, can be realized with the simplest structure
Rotatable plug-in connection；Guide cone and cover all use transparent material, and entire bloodletting needle can be allowed to be inserted into and blood passes
It is all high-visible passing process, facilitates control, avoiding occurring mishap because can't see process, the color of the guide part of guide cone again with
Other parts are different, play the role of target center, make operator that can visually be easy successfully to be aligned.
Detailed description of the invention
Fig. 1 is the main view of the embodiment of the present invention；
Fig. 2 is the top view of the embodiment of the present invention；
Fig. 3 is the A-A cross-sectional view of Fig. 1；
Fig. 4 is the B-B cross-sectional view of Fig. 1；
Fig. 5 is the enlarged drawing in Fig. 1 at C；
Fig. 6 is the cross-sectional view of slot internal projection unfolded state of the embodiment of the present invention.
Specific embodiment
The embodiment of the present invention is described in further detail with reference to the accompanying drawing:
This blood drawing protection cap as shown in Figures 1 to 6, it includes the guide cone 4 under middle concave in inverted cone, guiding
The cone lower part of cone 4 is equipped with the guide part 4-1 that there is through-hole 5 in the centre extended downwardly, has the resin guide cone of hardness will using one
Syringe needle of drawing blood imports the through-hole among cone, keeps syringe needle thorn angle accurate and will not slip to stab operator.4 side of guide cone is vertical
To guide cone notch is provided with, guide cone 4 has a circular cover body 3 for being inserted into for 6 open end of test tube, guide cone 4
Guide part 4-1 is inserted into cover 3, and cover 3 is equipped with the slot 3-1 being inserted into for 6 open end of test tube in the guide cone lower end guide part 4-1, leads
Through-hole 5 into cone guide part 4-1 is connected to the slot 3-1 of cover 3, and the slot 3-1 of cover 3 is equipped in the side of guide cone notch to be used
In the cover notch 3-4 that test tube 6 is laterally inserted into, cover notch 3-4 is inclined outwardly from internal diameter to outer diameter, is inserted into convenient for test tube；Cover
It is equipped within one week in the slot 3-1 of body 3 a plurality of protrusion 3-2-2 side by side from top to bottom, raised 3-2 is cone protrusion, and raised 3-2 is along slot
The face 3-1 normal is provided with to slot inner end tilt angle a=28 °, angle b=5 ° of raised 3-2 bus and axis, every protrusion 3-2
A plurality of radial cracking；Test tube 6 is inserted into cover 3 from cover notch 3-4, when the widest part of test tube squeezes into cover notch 3-4, in slot
Raised 3-2 is because fatiscent reason is opened, and when test tube 6 is completely into arriving in slot 3-1, raised breach closure is upward by test tube 6
Or it is rotated down an angle, make raised 3-2 top curved, then gently to test tube 6 to the power of rotation angle opposite direction, make complete
Portion protrusion 3-2 is bent and curvature increases, and is formed biggish frictional force with test tube, to clamp test tube 6, test tube is made to withstand pumping
The power that blood syringe needle pierces through, conversely, exerting a force, test tube 6 being taken out, such as to the cover direction notch 3-4 when extracting test tube
This can make test tube easily be packed into and extract, and have enough clamping forces to make to press from both sides when syringe needle of drawing blood is pierced into the corking of test tube 6
Tight test tube.
Guide cone 4 is transparent resin guide cone, and cover 3 is translucent Cowhells rubber cover.Cover 3 is in guide cone notch
The other side is equipped with rubber bush 1, and sleeve 1 is connect by the circular socket 3-5 on inserted block 2 and cover 3 with cover 3, and inserted block 2 is in cover
Part in body circular socket 3-5 inwardly become larger along notch it is wedge shaped, circular socket 3-5 in cover 3 along notch inwardly by
Gradual change is wedge shaped greatly, and the outer surface of circular socket 3-5 is equipped with the X-fracture passed in and out for inserted block 2.Cover 3 is in outside guide cone 4
Enclose the hypanthium portion 3-3 for being equipped with and holding up guide cone 4；Sleeve 1 in the other side of inserted block 2 be equipped with opening 1-1, opening 1-1 from internal diameter to
Outer diameter is inclined outwardly.Sleeve 1 and inserted block 2 are rubber integrated molding, light, and are connected reliable.Sleeve 1 can be by being open just
In covering on the railing of medical matters setting, can also be placed on the thumb of operator, the design of inserted block 2 and circular socket 3-5, it can be with
Rotatable plug-in connection is realized with the simplest structure, it is easy to use, it is light-weight；Guide cone 4 and cover 3 are all using transparent
Material, can allow entire bloodletting needle insertion and blood transmittance process is all high-visible, facilitate control, avoiding because can't see process
And there is mishap, the guide part 4-1 of guide cone is black transparent, guide part different from the green transparent of 4 other parts of guide cone
Striking contrast color is used with other parts, so that guide part is played the role of target center, be easy into operator visually can
Function alignment.
Claims (3)
1. a kind of blood drawing protection cap, it is characterised in that: it include the guide cone under middle concave in inverted cone, the guide cone
Cone lower part is equipped with the guide part that there is through-hole in the centre extended downwardly, and the guide cone side is longitudinally provided with guide cone notch, institute
The circular cover body for being inserted into for test tube open end that has of guide cone is stated, the guide part of the guide cone is inserted into the cover
Body, the cover are equipped with the slot that is inserted into for test tube open end in guide cone guide part lower end, in the guide cone guide part
Through-hole be connected to the slot of the cover, the slot of the cover is equipped in the side of the guide cone notch and laterally inserts for test tube
The cover notch entered, the cover notch are inclined outwardly from internal diameter to outer diameter；
It is equipped within one week in the slot of the cover a plurality of protrusion side by side from top to bottom, the protrusion is cone protrusion, the protrusion
Along the groove face normal to slot inner end tilt 26 °~29 °, it is described protrusion bus and axis angle within the scope of 4 °~6 °, often
Protrusion described in item is provided with a plurality of radial cracking；
The guide cone is colored transparent resin guide cone, and the guide part is different from the color of other parts, and the cover is
Translucent Cowhells rubber cover；
The cover is equipped with rubber bush in the other side of the guide cone notch, and the sleeve passes through on inserted block and the cover
Circular socket connect with the cover, the inserted block inwardly becomes larger in the part in the cover circular socket along notch
Wedge shaped, the circular socket inwardly becomes larger in the cover along notch wedge shaped, and the outer surface of the circular socket is set
There is the X-fracture for inserted block disengaging.
2. blood drawing protection cap according to claim 1, it is characterised in that: the cover is equipped with support in the guide cone periphery
Play the hypanthium portion of the guide cone；The sleeve is equipped with opening in the other side of the inserted block, and the opening is from internal diameter to outer diameter
It is inclined outwardly.
3. blood drawing protection cap according to claim 1 or 2, it is characterised in that: the sleeve is rubber one with the inserted block
It is body formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710109118.1A CN106725523B (en) | 2017-02-27 | 2017-02-27 | Blood drawing protection cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710109118.1A CN106725523B (en) | 2017-02-27 | 2017-02-27 | Blood drawing protection cap |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106725523A CN106725523A (en) | 2017-05-31 |
| CN106725523B true CN106725523B (en) | 2019-06-25 |
Family
ID=58959308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710109118.1A Expired - Fee Related CN106725523B (en) | 2017-02-27 | 2017-02-27 | Blood drawing protection cap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106725523B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5755673A (en) * | 1995-12-28 | 1998-05-26 | Bio-Plexus, Inc. | Needle holder for fluid collection and/or injection system |
| EP1384439A1 (en) * | 2002-07-22 | 2004-01-28 | Becton Dickinson and Company | Needle shielding assembly |
| CN101238983A (en) * | 2007-02-07 | 2008-08-13 | 山东威高集团医用高分子制品股份有限公司 | Needle holder of blood taking needle |
| CN202477704U (en) * | 2011-12-31 | 2012-10-10 | 山东新华安得医疗用品有限公司 | Safe blood taking needle holder |
| CN203828943U (en) * | 2014-04-11 | 2014-09-17 | 上海金塔医用器材有限公司 | Safe blood taking needle |
| CN204121027U (en) * | 2014-01-26 | 2015-01-28 | 广州阳普医疗科技股份有限公司 | A kind of safety needle holder |
| CN105880256A (en) * | 2014-12-17 | 2016-08-24 | 千禧光医疗有限公司 | Needle recovery device, needle holding assembly and recovery pipe assembly |
-
2017
- 2017-02-27 CN CN201710109118.1A patent/CN106725523B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5755673A (en) * | 1995-12-28 | 1998-05-26 | Bio-Plexus, Inc. | Needle holder for fluid collection and/or injection system |
| EP1384439A1 (en) * | 2002-07-22 | 2004-01-28 | Becton Dickinson and Company | Needle shielding assembly |
| CN101238983A (en) * | 2007-02-07 | 2008-08-13 | 山东威高集团医用高分子制品股份有限公司 | Needle holder of blood taking needle |
| CN202477704U (en) * | 2011-12-31 | 2012-10-10 | 山东新华安得医疗用品有限公司 | Safe blood taking needle holder |
| CN204121027U (en) * | 2014-01-26 | 2015-01-28 | 广州阳普医疗科技股份有限公司 | A kind of safety needle holder |
| CN203828943U (en) * | 2014-04-11 | 2014-09-17 | 上海金塔医用器材有限公司 | Safe blood taking needle |
| CN105880256A (en) * | 2014-12-17 | 2016-08-24 | 千禧光医疗有限公司 | Needle recovery device, needle holding assembly and recovery pipe assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106725523A (en) | 2017-05-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190625 Termination date: 20210227 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |