CN106075647A - Safe intravenous infusion needle - Google Patents
Safe intravenous infusion needle Download PDFInfo
- Publication number
- CN106075647A CN106075647A CN201610590032.0A CN201610590032A CN106075647A CN 106075647 A CN106075647 A CN 106075647A CN 201610590032 A CN201610590032 A CN 201610590032A CN 106075647 A CN106075647 A CN 106075647A
- Authority
- CN
- China
- Prior art keywords
- needle
- transfusion
- stopper slot
- safety shield
- intravenous infusion
- 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.)
- Pending
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/158—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/50—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests having means for preventing re-use, or for indicating if defective, used, tampered with or unsterile
Landscapes
- Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses safe intravenous infusion needle, belong to technical field of medical instruments, including safety shield, needle tube sheath and transfusion needle, transfusion needle include with the use of puncture needle tubing and transfusion needle blade；Safety shield is made up of two sheath shell fastened, the end of the two sheath shell is connected by tip shield end, being provided with tip shield cylinder at tip shield end, after puncture needle tubing penetrates tip shield cylinder, two sheath shell of safety shield are fastened on transfusion needle after clamping transfusion needle blade.Present configuration arranges the simplest, is possible to prevent secondary to use, will not cross infection；In last handling process, give shielding protection to needle point, be difficult to scratch the healthy of people, beneficially people, and product manufacturing is easy, cheap, uses safety, has good practicality.
Description
Technical field
The invention belongs to technical field of medical instruments, be specifically related to safe intravenous infusion needle.
Background technology
By substantial amounts of liquid, electrolyte or blood by being injected intravenously referred to as venoclysis；Venous transfusion is to utilize greatly
A large amount of sterile liquids, electrolyte, medicine are inputted internal method by vein by air pressure and fluid pressure principle.
At medical field, single use venoclysis needle is widely used, it is to avoid use unhygienic syringe and produce
Raw viral cross infection.But common single use venoclysis needle causes certain operations person to carry out two due to the problem of structure
Secondary use or be used for multiple times, the violation operation of user produces cross infection, reuses to stop artificial recovery, people
Common single use venoclysis needle arranges safety device.But, although safe intravenous infusion needle can prevent syringe
Reuse, but after using due to needle point expose so that the venoclysis needle discarded collecting, transport, product during process etc.
Raw many inconvenience, it is possible to stab medical worker and its related personnel, causes the cross infection of virus and bacteria.
Summary of the invention
Goal of the invention: it is an object of the invention to provide safe intravenous infusion needle, this Novel safety intravenous infusion needle can
To accomplish to use by secondary, will not cross infection；In last handling process, give shielding protection to needle point, be difficult to scratch people,
Beneficially people's is healthy, and product manufacturing is easy, cheap, with satisfied use demand.
Safe intravenous infusion needle, including safety shield, needle tube sheath and transfusion needle, described transfusion needle include with the use of
Puncture needle tubing and transfusion needle blade；Described safety shield is made up of two sheath shell fastened, the two sheath shell
End by tip shield end be connected, be provided with tip shield cylinder at tip shield end, described puncture needle tubing penetrates needle point screen
After covering cylinder, two sheath shell of safety shield are fastened on transfusion needle after clamping transfusion needle blade.
Be provided with in the sheath shell of described safety shield coordinate for fix tube for transfusion fixing hole and fixing post.
Afterbody at described safety shield is provided with cooperation for the snap fit and the hole clipping that assemble safety shield.
Return slide rail it is provided with in described safety shield.
It is provided with the first stopper slot at the described initiating terminal returning slide rail, is provided with at the described clearing end returning slide rail and joins
Close the second stopper slot and the 3rd stopper slot used.
Puncture fixed arm, salient point and boss it is provided with, salient point and convex between the first described stopper slot and tip shield cylinder
Platform cooperates, for padded transfusion needle blade afterbody and force down transfusion needle bucket front, make puncture needle tubing level downwards in
4-8 degree tilts；Described puncture fixed arm coordinates with transfusion needle blade, fixing transfusion needle blade.
Below the second described stopper slot, it is provided with bayonet socket, bayonet socket and the 3rd stopper slot lower part form transfusion needle blade
The draw-in groove of stop, wherein, when the second stopper slot and the 3rd stopper slot prevent security effectiveness from enabling, transfusion needle is in safety shield
Rock.
Beneficial effect: compared with prior art, the safe intravenous infusion needle of the present invention, by the initiating terminal returning slide rail
Be provided with the first stopper slot, return slide rail clearing end be provided with the use of the second stopper slot and the 3rd stopper slot, structure sets
Put the simplest, be possible to prevent secondary to use, will not cross infection；In last handling process, give shielding protection to needle point, no
Easily scratch the healthy of people, beneficially people, and product manufacturing is easy, cheap, uses safety, there is good reality
The property used.
Accompanying drawing explanation
Fig. 1 is the front view of safe intravenous infusion needle；
Fig. 2 is the structural representation of safety shield；
Fig. 3 is the side view of safe intravenous infusion needle.
Detailed description of the invention
Below in conjunction with the accompanying drawings and detailed description of the invention, it is further elucidated with the present invention.
As it is shown in figure 1, Fig. 1 (a) is transfusion needle regain after structural representation, enable the peace of security performance after i.e. using
Full venoclysis needle, Fig. 1 (b) is the front view of the safe intravenous infusion needle assembled, the safe intravenous infusion needle before i.e. using.
As in figure 2 it is shown, Fig. 2 (a) is safety shield 1 structural representation after launching, Fig. 2 (b) is the structure of the safety shield 1 after fastening
Schematic diagram.Fig. 3 is the side view of Fig. 1 (b).
As Figure 1-3, safe intravenous infusion needle, including safety shield 1, needle tube sheath 2 and transfusion needle 3, wherein, safety
Sheath 1 includes snap fit 11, fixing hole the 12, the 3rd stopper slot 13, punctures fixed arm 14, salient point 15, tip shield cylinder 16, boss
17, the first stopper slot 18, return slide rail the 19, second stopper slot 20, bayonet socket 21, fixing post 22 and hole clipping 23.
Transfusion needle 3 include with the use of puncture needle tubing 31 and transfusion needle blade 32.Puncture needle tubing 31 by transfusion needle
Sheet 32 advances or has retreated puncture.
Safety shield 1 is made up of two sheath shell fastened, and needle point screen end phase is passed through in the end of the two sheath shell
Even, it is provided with tip shield cylinder 16 at tip shield end.Safety shield 1 allows puncture needle tubing 31 penetrate tip shield cylinder 16, and latter two protects
Set of shells is fastened on transfusion needle 3.Be provided with in the sheath shell of safety shield 1 with the use of fixing hole 12 and fixing
Post 22, completes to fix tube for transfusion.
After sheath shell fastens, in safety shield 1, it is provided with return slide rail 19, the safety as shown in Fig. 1 (b), before using
Venoclysis needle is fixed on the initiating terminal returning slide rail 19, and transfusion needle 3 is sleeved on needle tube sheath 2 after passing tip shield cylinder 16
In.It is provided with the first stopper slot 18 at the initiating terminal returning slide rail 19, is provided with between the first stopper slot 18 and tip shield cylinder 16
Puncture fixed arm 14, salient point 15 and boss 17, salient point 15 and boss 17 cooperate, for padded transfusion needle blade 32 afterbody and
Force down transfusion needle blade 32 anterior, make puncture needle tubing 31 level tilt in 4-8 degree downwards, it is simple to puncture procedure；Puncture fixing
Arm 14 coordinates with transfusion needle blade 32, fixing transfusion needle blade 32, act as to coordinate more between transfusion needle 3 and safety shield 1
Add closely, it is simple to puncture.
Return slide rail 19 clearing end be provided with the use of the second stopper slot 20 and the 3rd stopper slot 13, second limit
Bayonet socket 21, bayonet socket 21 and the 3rd stopper slot 13 lower part composition card to the stop of transfusion needle blade 32 it is provided with below the groove 20 of position
Groove, when wherein the second stopper slot 20 and the 3rd stopper slot 13 can effectively prevent security effectiveness from enabling, transfusion needle 3 is in safety shield 1
Rock.
Afterbody at safety shield 1 be provided with the use of snap fit 11 and hole clipping 23, for assembling the upper and lower of safety shield 1
Block forms complete safety shield 1.
The safe intravenous infusion needle of the present invention, mainly has 5 construction featuress, and one is provided with tip shield end；Two is to puncture
Fixed arm coordinates with transfusion needle blade, fixing transfusion needle blade, tightr by coordinating between transfusion needle and safety shield；Three are
Being provided with salient point and boss, both coordinate, and will puncture downward-sloping 4 °-8 ° of needle tubing, disclosure satisfy that reduction patient pain's sense during transfusion
Requirement；Four is that the return slide rail of transfusion needle retraction track is provided with stopper slot one, when stopper slot one can effectively prevent from puncturing operation
The puncture failure that transfusion needle rocks in safety shield and causes；Five are provided with hole clipping and snap fit, for assembling safety shield
Upper and lower covers cap forms complete safety shield.
The use process of safe intravenous infusion needle is: when 1, using Novel safety intravenous infusion needle, take out needle tube sheath, defeated
Liquid needle blade is clipped in the puncture enterprising line stabilization of fixed arm and punctures；2, after infusion-completed, tube for transfusion of pulling back toward lower section is suitable by transfusion needle
Return slide rail and slip into safety shield afterbody, after the first stopper slot, the second stopper slot and the 3rd stopper slot, needle point deforms not
Can again skid off, reach the safeguard protection purpose of shielding protection needle point.
The Novel safety intravenous infusion needle of the present invention, rational in infrastructure is simply possible to prevent secondary to use, and will not intersect sense
Dye；In last handling process, give shielding protection to needle point, be difficult to scratch the healthy of people, beneficially people, and product
Easy to manufacture, cheap, use safety, there is good practicality.
Claims (7)
1. safe intravenous infusion needle, it is characterised in that: include safety shield (1), needle tube sheath (2) and transfusion needle (3), described
Transfusion needle (3) include with the use of puncture needle tubing (31) and transfusion needle blade (32)；Described safety shield (1) is by two buttons
The sheath shell composition closed, the end of the two sheath shell is connected by tip shield end, is provided with needle point at tip shield end
Shielding cylinder (16), after described puncture needle tubing (31) penetrates tip shield cylinder (16), (1) two sheath shell of safety shield is clamped
It is fastened on transfusion needle (3) after transfusion needle blade (32).
Safe intravenous infusion needle the most according to claim 1, it is characterised in that: at the sheath of described safety shield (1)
Be provided with in housing coordinate for fix tube for transfusion fixing hole (12) and fixing post (22).
Safe intravenous infusion needle the most according to claim 1, it is characterised in that: at the afterbody of described safety shield (1)
It is provided with cooperation for the snap fit (11) and the hole clipping (23) that assemble safety shield (1).
Safe intravenous infusion needle the most according to claim 1, it is characterised in that: it is provided with in described safety shield (1)
Return slide rail (19).
Safe intravenous infusion needle the most according to claim 4, it is characterised in that: initiateing at described return slide rail (19)
End be provided with the first stopper slot (18), the clearing end at described return slide rail (19) be provided with the use of the second stopper slot (20)
With the 3rd stopper slot (13).
Safe intravenous infusion needle the most according to claim 5, it is characterised in that: at described the first stopper slot (18) and pin
Puncture fixed arm (14), salient point (15) and boss (17), salient point (15) and boss (17) it is provided with mutual between point shielding cylinder (16)
Coordinate, for padded transfusion needle blade (32) afterbody with to force down transfusion needle blade (32) anterior, make puncture needle tubing (31) level to
Lower section tilts in 4-8 degree；Described puncture fixed arm (14) coordinates with transfusion needle blade (32), fixing transfusion needle blade (32).
Safe intravenous infusion needle the most according to claim 5, it is characterised in that: in described the second stopper slot (20) lower section
Being provided with bayonet socket (21), bayonet socket (21) forms the draw-in groove of the stop to transfusion needle blade (32) with the 3rd stopper slot (13) lower part,
Wherein, when the second stopper slot (20) and the 3rd stopper slot (13) prevent security effectiveness from enabling, transfusion needle (3) is in safety shield (1)
Rock.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610590032.0A CN106075647A (en) | 2016-07-25 | 2016-07-25 | Safe intravenous infusion needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610590032.0A CN106075647A (en) | 2016-07-25 | 2016-07-25 | Safe intravenous infusion needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106075647A true CN106075647A (en) | 2016-11-09 |
Family
ID=57449247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610590032.0A Pending CN106075647A (en) | 2016-07-25 | 2016-07-25 | Safe intravenous infusion needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106075647A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109224192A (en) * | 2018-09-28 | 2019-01-18 | 江苏治宇医疗器材有限公司 | A kind of safety shield for single wing transfusion syringe |
-
2016
- 2016-07-25 CN CN201610590032.0A patent/CN106075647A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109224192A (en) * | 2018-09-28 | 2019-01-18 | 江苏治宇医疗器材有限公司 | A kind of safety shield for single wing transfusion syringe |
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