CN104084403B - A kind of sterile syringe - Google Patents
A kind of sterile syringe Download PDFInfo
- Publication number
- CN104084403B CN104084403B CN201410316235.1A CN201410316235A CN104084403B CN 104084403 B CN104084403 B CN 104084403B CN 201410316235 A CN201410316235 A CN 201410316235A CN 104084403 B CN104084403 B CN 104084403B
- Authority
- CN
- China
- Prior art keywords
- overcoat
- push rod
- cutting ferrule
- sheath
- sterile syringe
- 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
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 54
- 230000001954 sterilising effect Effects 0.000 claims abstract description 51
- RTKIYNMVFMVABJ-UHFFFAOYSA-L thimerosal Chemical compound [Na+].CC[Hg]SC1=CC=CC=C1C([O-])=O RTKIYNMVFMVABJ-UHFFFAOYSA-L 0.000 claims abstract description 14
- 229940033663 thimerosal Drugs 0.000 claims abstract description 14
- 241001149930 Protura <class> Species 0.000 claims abstract description 11
- 238000005538 encapsulation Methods 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims description 31
- 238000011010 flushing procedure Methods 0.000 claims description 8
- 239000005030 aluminium foil Substances 0.000 claims description 2
- 239000007779 soft material Substances 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 claims 1
- 238000001802 infusion Methods 0.000 abstract description 28
- 239000012530 fluid Substances 0.000 abstract description 27
- 230000000694 effects Effects 0.000 description 4
- 208000015181 infectious disease Diseases 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- HTTJABKRGRZYRN-UHFFFAOYSA-N Heparin Chemical compound OC1C(NC(=O)C)C(O)OC(COS(O)(=O)=O)C1OC1C(OS(O)(=O)=O)C(O)C(OC2C(C(OS(O)(=O)=O)C(OC3C(C(O)C(O)C(O3)C(O)=O)OS(O)(=O)=O)C(CO)O2)NS(O)(=O)=O)C(C(O)=O)O1 HTTJABKRGRZYRN-UHFFFAOYSA-N 0.000 description 2
- 229920000669 heparin Polymers 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003182 parenteral nutrition solution Substances 0.000 description 2
- 239000002504 physiological saline solution Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000002906 medical waste Substances 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/16—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
- A61L2/18—Liquid substances or solutions comprising solids or dissolved gases
-
- 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
- A61M2005/1401—Functional features
- A61M2005/1403—Flushing or purging
Landscapes
- Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Epidemiology (AREA)
- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses a kind of sterile syringe, comprise overcoat and be contained in the push rod in overcoat, push rod front end is connected with plug, plug and overcoat interference fit, push rod push-and-pull plug seesaws in overcoat, overcoat front end is provided with conehead, and described push rod afterbody is provided with the device of encapsulation sterilization block, is provided with the sponge being soaked with thimerosal in described sterilization block.Sterilization block is organically combined with syringe, make fluid infusion port sterilizing operation simply, standardization.
Description
Technical field
The present invention relates to medical apparatus field, be specifically related to a kind of sterile syringe.
Background technology
Positive pressure connector is a kind of infusion connector of needleless, and the silicon matter cap of positive pressure connector ensures that its inside is in germ-free condition all the time, becomes a kind of aseptic transfusion system of airtight erasable, effectively can reduce infection rate, extends and puts pipe use number of days.But the silicon matter cap of positive pressure connector is directly exposed in environment, easily contaminated.Other transfusion terminals have the nipple etc. outside being exposed to also to there is similar situation.
Before use positive pressure connector or similar joint, need medical personnel to carry out disinfection with the cotton swab dipping in thimerosal.Nurse is needed first to take swab stick during use, open thimerosal bottle cap, dip in thimerosal, then wiping positive pressure connector circle outer Monday, then wiping silicon matter cap mouth carries out disinfection for one week, operator's subjective aspect is depended in this operation to a great extent, as experience, careful degree etc., there is the possibility of careless omission, the reliability of sterilizing can not be ensured, thus add the risk of patient infection.Nurse carries out the about 6 large class article such as flushing, the preparation of tube sealing action need thimerosal, swab stick, ordinary syringe, the medicine configured, syringe needle and nurse job platform of a fluid infusion port, set-up procedure is loaded down with trivial details, add the workload of nurse, easily cause obscuring of article, increase medical waste.
Summary of the invention
For existing issue, the invention provides a kind of sterile syringe, port disinfection protection cap and syringe are combined, fluid infusion port is sterilized quick, standardization.After washing pipe, tube sealing process are carried out to the pipeline such as remaining needle, PICC, CVC, implanted transfusion port; can directly utilize on syringe with sterilization block the fluid infusion port of these pipelines is protected; when reusing fluid infusion port simultaneously, only sterilization block need be taken off and carry out operating.Decrease the operating procedure of nurse and the quantity of institute's band apparatus, avoid omitting, reduce the risk of patient infection.
Technical problem proposed by the invention solves like this: a kind of sterile syringe, comprise overcoat and be contained in the push rod in overcoat, push rod front end is connected with plug, plug and overcoat interference fit, push rod push-and-pull plug seesaws in overcoat, overcoat front end is provided with conehead, and described push rod afterbody is provided with the device of encapsulation sterilization block, is provided with the sponge being soaked with thimerosal in described sterilization block.
The device of described encapsulation sterilization block is made up of cutting ferrule, sheath and Sealing piece, cutting ferrule be fixed on push rod afterbody by hand, sheath is sleeved in cutting ferrule, and sterilization block is placed in sheath, and sheath seals by Sealing piece.As a kind of preferred embodiment, cutting ferrule is engraved structure, and cutting ferrule sidewall has two breach at nearly bottom place, is convenient to the sheath in cutting ferrule to release.
The device of described encapsulation sterilization block is made up of cutting ferrule and Sealing piece, cutting ferrule be fixed on push rod afterbody by hand, on the sterilization block that Sealing piece involution is made at rigid plastics, disinfection cap cap sleeve is contained in cutting ferrule.
Described Sealing piece is aluminium foil heat seal Sealing piece.
Described syringe is filled with the flushing such as physiological saline, liquaemin, tube-sealing solution in advance.
Described overcoat wall is provided with annular retaining ring around conehead, and this annular retaining ring inwall is provided with female Luer, and the internal thread that helmet outside is provided with external screw thread and female Luer cooperatively interacts, and plays the effect of preliminary filling liquid in protection overcoat.When described syringe is non-pre-charge injector, female Luer coordinates with the puncture needle with female Luer, for drawing parenteral solution in syringe.
The invention has the beneficial effects as follows and sterilization block is organically combined with syringe, use syringe pipeline fluid infusion port is rinsed, tube sealing operation after, sterilization block is taken out from the device of encapsulation sterilization block, the fluid infusion port of sterilization block being aimed at joint rotates and is screwed into, the sponge being soaked with thimerosal in sterilization block contacts with fluid infusion port, the direct butt joint of thimerosal wherein carries out disinfection, only need twist off block when next time infuses and can carry out transfusion operation, carry out after having infused rinsing, tube sealing operation, then repeat last point and operate.Syringe provided by the present invention has the following advantages: 1, reduce the quantity that the operations such as nurse carries out rinsing, tube sealing fluid infusion port need prepare article; 2, reduce nurse and carry out associated operating steps; 3, reduce fluid infusion port and be exposed to contaminated risk in atmospheric environment, reduce the probability of patient infection; 4, compact conformation, is easy to produce, and is convenient to large-scale promotion and uses.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is further described.
Fig. 1 is structural representation of the present invention.
Fig. 2 is the decomposing schematic representation of embodiments of the invention 1.
Fig. 3 is the decomposing schematic representation of embodiments of the invention 2.
1 helmet, 2 female Luer, 3 coneheads, 4 overcoats, 5 plugs, 6 push rods, 7 press hand, 8 sterilization blocks, 9 sponges, 10 cutting ferrules, 11 breach, 12 sheaths, 13 Sealing pieces.
Detailed description of the invention
Syringe construction helmet 1 of the present invention, overcoat 4, plug 5, push rod 6 are similar to ordinary syringe overall structure, push rod 6 is contained in overcoat 4, and push rod 6 front end is connected with plug 5, plug 5 and overcoat 4 interference fit, push rod 6 push-and-pull plug 5 seesaws in overcoat 4, and overcoat 4 front end is provided with conehead 3.Wherein overcoat 4 can vacant i.e. not pre-filling injection liquid, also can be filled with the flushing such as physiological saline, liquaemin, tube-sealing solution in advance.
Conehead 3 is externally connected with helmet 1; as a kind of preferred structure; overcoat 4 wall is provided with annular retaining ring around conehead 3; this annular retaining ring inwall is provided with female Luer 2; the internal thread that helmet 1 outside of syringe is provided with external screw thread and female Luer 2 cooperatively interacts; contact surface between conehead 2 outer wall and helmet 1 inwall can be sealed further, play the effect of preliminary filling liquid in protection overcoat 4.If syringe is preliminary filling liquid not, this female Luer can coordinate with the puncture needle with female Luer, for drawing parenteral solution in syringe.
The push rod 6 of syringe of the present invention is provided with the device of encapsulation sterilization block, in described sterilization block 8, is provided with the sponge 9 being soaked with thimerosal.This gives two kinds of preferred embodiments of the present invention, but the present invention is not limited thereto.
Embodiment 1
As shown in Figure 2, encapsulation sterilization block device be made up of cutting ferrule 10, sheath 12 and Sealing piece 13, cutting ferrule 10 be fixed on push rod 6 by hand 7, sheath 12 is sleeved in cutting ferrule 10, sterilization block 8 be placed in sheath 12, sheath 12 opening seals by Sealing piece 13.As a kind of preferred embodiment, sterilization block 8 is soft material, and cutting ferrule 10 sidewall has two breach 11 at nearly bottom place, is convenient to the sheath 12 in cutting ferrule 10 to release.The outer surface of the inner surface of cutting ferrule 10 and the inner surface of sheath 12 outer surface and sheath 12 and sterilization block 8 all arranges the nicking that cooperatively interacts.The nicking of the outer surface of sheath 12 ensures there is enough frictional force when screwing sheath 12, the nicking that the inner surface of sheath 12 and the outer surface of sterilization block 8 cooperatively interact, can make nurse after screwing sheath 12, sterilization block 8 does not produce slip with sheath 12, thus closely screws in fluid infusion port place.
During use after nurse uses syringe to complete flushing, tube sealing operation, syringe is taken off from fluid infusion port, from cutting ferrule 10 finger, the sheath 12 that sterilization block is housed is taken out, Sealing piece 13 is torn.Sterilization block sheath 12 is aimed at fluid infusion port (as positive pressure connector etc.) screw in the direction of the clock.Sterilization block 8 is fixed on fluid infusion port place, detaches sheath 12 backward, sterilization block 8 is connected to fluid infusion port place together with 9, the sponge being soaked with thimerosal inside.Be soaked with sponge 9 and the fluid infusion port close contact of thimerosal, play the disinfection protection effect to fluid infusion port.When nurse carries out flushing next time, tube sealing operation, sterilization block 8 is separated from fluid infusion port, can carries out rushing tube sealing operation.Continue after complete operation sterilization block 8 to be aimed at again fluid infusion port operation, the protection work to port can be completed.
Embodiment 2
As shown in Figure 3, the device of encapsulation sterilization block is made up of cutting ferrule 10 and Sealing piece 13, cutting ferrule 10 be fixed on push rod 6 by hand 7, sterilization block 8 be rigid plastics, is provided with the sponge 9 being soaked with thimerosal in it, and Sealing piece 13 involution is being sterilized on block 8.Sterilization block 8 is contained in cutting ferrule 10, is released by sterilization block 8 when being used by the bottom notch 11 of cutting ferrule 10 from cutting ferrule 10.The sterilization outer surface of block 8 and the inner surface of cutting ferrule 10 arrange the nicking cooperatively interacted.
After nurse uses syringe to complete flushing, tube sealing operation during use, syringe is taken off from fluid infusion port, with finger, sterilization block 8 will be housed from cutting ferrule 10 and take out, Sealing piece 13 is torn.Sterilization block 8 is aimed at fluid infusion port (as positive pressure connector etc.) to screw in the direction of the clock.Sterilization block 8 is fixed on fluid infusion port place, is soaked with sponge 9 and the fluid infusion port close contact of thimerosal, plays the disinfection protection effect to fluid infusion port.When nurse carries out flushing next time, tube sealing operation, sterilization block 8 is separated from fluid infusion port, can carries out rushing tube sealing operation.Continue after complete operation sterilization block 8 to be aimed at again fluid infusion port operation, the protection work to port can be completed.
From the foregoing, the use of sterilization block makes that fluid infusion port sterilizing operation is simple, standardization.
Claims (7)
1. a sterile syringe, comprise overcoat and be contained in the push rod in overcoat, push rod front end is connected with plug, plug and overcoat interference fit, push rod push-and-pull plug seesaws in overcoat, overcoat front end is provided with conehead, it is characterized in that: described push rod afterbody is provided with the device of encapsulation sterilization block, is provided with the sponge being soaked with thimerosal in described sterilization block
,the device of described encapsulation sterilization block is made up of cutting ferrule, sheath and Sealing piece, cutting ferrule be fixed on push rod afterbody by hand, sheath is sleeved in cutting ferrule, and sterilization block is placed in sheath, and sheath seals by Sealing piece.
2. a kind of sterile syringe according to claim 1, is characterized in that: described sterilization is blocked a shot as soft material is made, and the inner surface of the inner surface of cutting ferrule and jacket outer surface and sheath all arranges the nicking that cooperatively interacts with the outer surface of blocking a shot of sterilizing.
3. a kind of sterile syringe according to any one of claim 1-2, is characterized in that: cutting ferrule is engraved structure, and cutting ferrule sidewall has two breach at nearly bottom place.
4. a kind of sterile syringe according to any one of claim 1-2, is characterized in that: described Sealing piece is aluminium foil heat seal Sealing piece.
5. a kind of sterile syringe according to claim 1, is characterized in that: described syringe is filled with flushing liquor or tube-sealing solution in advance.
6. a kind of sterile syringe according to claim 1, is characterized in that: overcoat wall is provided with annular retaining ring around conehead, and this annular retaining ring inwall is provided with female Luer, and the internal thread that helmet outside is provided with external screw thread and female Luer cooperatively interacts.
7. a kind of sterile syringe according to claim 1, it is characterized in that: described syringe is non-pre-charge injector, overcoat wall is provided with annular retaining ring around conehead, and this annular retaining ring inwall is provided with female Luer, and described female Luer coordinates with the puncture needle with female Luer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410316235.1A CN104084403B (en) | 2014-07-04 | 2014-07-04 | A kind of sterile syringe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410316235.1A CN104084403B (en) | 2014-07-04 | 2014-07-04 | A kind of sterile syringe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104084403A CN104084403A (en) | 2014-10-08 |
| CN104084403B true CN104084403B (en) | 2015-12-02 |
Family
ID=51632220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410316235.1A Expired - Fee Related CN104084403B (en) | 2014-07-04 | 2014-07-04 | A kind of sterile syringe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104084403B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106924841A (en) * | 2017-03-30 | 2017-07-07 | 苏州林华医疗器械股份有限公司 | Precharging type syringe and sleeve |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8740864B2 (en) * | 2005-11-17 | 2014-06-03 | Becton, Dickinson And Company | Patient fluid line access valve antimicrobial cap/cleaner |
| US8167847B2 (en) * | 2006-06-22 | 2012-05-01 | Excelsior Medical Corporation | Antiseptic cap and antiseptic cap equipped plunger and syringe barrel assembly |
| US9149624B2 (en) * | 2009-09-02 | 2015-10-06 | Carefusion 303, Inc. | Disinfecting male luer connector caps |
| CN201832227U (en) * | 2010-11-03 | 2011-05-18 | 戚卫东 | Portable vaccinator |
| CN203208459U (en) * | 2013-02-18 | 2013-09-25 | 丁兆玲 | Syringe for outpatient service injection |
| CN203936087U (en) * | 2014-07-04 | 2014-11-12 | 山东威高集团医用高分子制品股份有限公司 | A kind of sterile syringe |
-
2014
- 2014-07-04 CN CN201410316235.1A patent/CN104084403B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN104084403A (en) | 2014-10-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Ma Cai Inventor after: Qian Chengyu Inventor after: Liu Xianyuan Inventor after: Liang Hongni Inventor after: Du Wei Inventor after: Wang Xibin Inventor after: Xu Dandan Inventor before: Ma Cai Inventor before: Liu Jianfeng Inventor before: Liu Xianyuan Inventor before: Liang Hongni Inventor before: Zhang Xiaoyang |
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| COR | Change of bibliographic data | ||
| CB03 | Change of inventor or designer information |
Inventor after: Ma Cai Inventor after: Qian Chengyu Inventor after: Liu Xianyuan Inventor after: Liang Hongni Inventor after: Sun Yanlu Inventor after: Xu Dandan Inventor before: Ma Cai Inventor before: Qian Chengyu Inventor before: Liu Xianyuan Inventor before: Liang Hongni Inventor before: Du Wei Inventor before: Wang Xibin Inventor before: Xu Dandan |
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| COR | Change of bibliographic data | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151202 Termination date: 20180704 |