CN104084403A - Disinfecting injector - Google Patents
Disinfecting injector Download PDFInfo
- Publication number
- CN104084403A CN104084403A CN201410316235.1A CN201410316235A CN104084403A CN 104084403 A CN104084403 A CN 104084403A CN 201410316235 A CN201410316235 A CN 201410316235A CN 104084403 A CN104084403 A CN 104084403A
- Authority
- CN
- China
- Prior art keywords
- cutting ferrule
- push rod
- overcoat
- sterilization block
- 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.)
- Granted
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
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- 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
Abstract
The invention discloses a disinfecting injector. The disinfecting injector comprises an outer sleeve and a push rod installed in the outer sleeve. A rubber plug is connected to the front end of the push rod, the rubber plug is in interference fit with the outer sleeve, the push rod pushes and pulls the rubber plug to move back and forth in the outer sleeve, a push head is arranged at the front end of the outer sleeve, a device for packaging a disinfecting cap is arranged at the tail of the push rod, and a sponge soaked with disinfectant is arranged in the disinfecting cap. The disinfecting cap is organically combined with an injector, and therefore disinfecting operation at an infusion port is simple and standard.
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 all the time in germ-free condition, becomes a kind of aseptic transfusion system of airtight erasable, can effectively 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 and are exposed to outer nipple etc. and also have similar situation.
Before use positive pressure connector or similar joint, need medical personnel to carry out disinfection with the cotton swab that dips in thimerosal.When use, need nurse first to take swab stick, open thimerosal bottle cap, dip in thimerosal, then wiping positive pressure connector outer Monday of circle, then wiping silicon matter cap mouth carries out disinfection for one week, and 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, can not ensure the reliability of sterilization, thereby increased patient infection's risk.Nurse carries out flushing, the tube sealing action need of a fluid infusion port and prepares the approximately 6 large class article such as thimerosal, swab stick, ordinary syringe, the medicine configuring, syringe needle and nurse job platform, set-up procedure is loaded down with trivial details, increase nurse's workload, easily caused obscuring of article, increased 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, make that fluid infusion port sterilization is quick, standardization.The pipelines such as remaining needle, PICC, CVC, implanted transfusion port are being carried out after washing pipe, tube sealing processing; can directly utilize on syringe with sterilization block the fluid infusion port of these pipelines is protected; while reusing fluid infusion port simultaneously, only sterilization block need be taken off and operates.Reduced nurse operating procedure and the quantity with apparatus, avoid omit, reduced patient infection's risk.
Technical problem proposed by the invention is to solve 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, in described sterilization block, is provided with the sponge that is soaked with thimerosal.
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, sterilization block is placed in sheath, Sealing piece seals sheath.As a kind of optimal way, 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, on 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 to syringe.
The invention has the beneficial effects as follows sterilization block and syringe are organically combined, use syringe to pipeline fluid infusion port rinse, after tube sealing operation, sterilization block is taken out from the device of encapsulation sterilization block, the fluid infusion port rotation of sterilization block being aimed to joint is screwed into, the sponge that is soaked with thimerosal in sterilization block contacts with fluid infusion port, the direct butt joint of thimerosal wherein carries out disinfection, in the time infusing next time, only need twist off block and can carry out transfusion operation, after having infused, rinse, tube sealing operation, then repeat last point of operation.Syringe provided by the present invention has the following advantages: 1, reducing the operations such as nurse rinses, tube sealing fluid infusion port needs to prepare the quantity of article; 2, reduce nurse and carry out associative operation step; 3, reduce fluid infusion port and be exposed to contaminated risk in atmospheric environment, reduce patient infection's probability; 4, compact conformation, is easy to produce, and is convenient to large-scale promotion and uses.
Brief description of the drawings
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 ends are connected with plug 5, plug 5 and overcoat 4 interference fit, push rod 6 push-and-pull plugs 5 seesaw in overcoat 4, and overcoat 4 front ends are provided with conehead 3.Wherein overcoat 4 can be vacant i.e. pre-filling injection liquid not, also can be filled with in advance the flushing such as physiological saline, liquaemin, tube-sealing solution.
Conehead 3 is externally connected with helmet 1; as a kind of preferred structure; overcoat 4 walls are provided with annular retaining ring around conehead 3; on this annular retaining ring inwall, be 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; can further seal the contact-making surface between conehead 2 outer walls and helmet 1 inwall, 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 to syringe.
On the push rod 6 of syringe of the present invention, be provided with the device of encapsulation sterilization block, in described sterilization block 8, be provided with the sponge 9 that is soaked with thimerosal.The present embodiment has provided two kinds of preferred embodiments of the present invention, but the present invention is not limited thereto.
Embodiment 1
As shown in Figure 2, the device of encapsulation sterilization block is 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 is placed in sheath 12, Sealing piece 13 is by sheath 12 openings sealings.As a kind of optimal way, sterilization block 8 is soft material, and cutting ferrule 10 sidewalls have two breach 11 at nearly bottom place, are convenient to the sheath in cutting ferrule 10 12 to release.The outer surface of the inner surface of the inner surface of cutting ferrule 10 and sheath 12 outer surfaces and sheath 12 and sterilization block 8 all arranges the nicking that cooperatively interacts.The nicking guarantee of the outer surface of sheath 12 has enough frictional force while screwing sheath 12, the nicking that the outer surface of the inner surface of sheath 12 and sterilization block 8 cooperatively interacts, can make nurse screw after sheath 12, sterilization block 8 does not produce slip with sheath 12, thereby closely screws in fluid infusion port place.
When use, complete after flushing, tube sealing operation when nurse uses syringe, syringe is taken off from fluid infusion port, from cutting ferrule 10 use fingers, the sheath 12 that sterilization block is housed is taken out, Sealing piece 13 is torn.Sterilization block sheath 12 is aimed to fluid infusion port (as positive pressure connector etc.) to screw in the direction of the clock.Sterilization block 8 is fixed on to fluid infusion port place, detaches backward sheath 12, sterilization block 8 is connected to fluid infusion port place together with 9, the sponge that is soaked with thimerosal inside.The sponge 9 and fluid infusion port close contact that are soaked with thimerosal, play the disinfection protection effect to fluid infusion port.In the time that nurse carries out flushing next time, tube sealing operation, the block 8 of sterilizing separates from fluid infusion port, can rush tube sealing operation.After complete operation, continue sterilization block 8 again to aim at fluid infusion port operation, can complete the protection work to port.
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 that is soaked with thimerosal in it, Sealing piece 13 involutions are blocked a shot on 8 in sterilization.Sterilization block 8 is contained in cutting ferrule 10, and the block 8 of sterilizing while use by the bottom notch 11 of cutting ferrule 10 is released from cutting ferrule 10.The nicking that the outer surface of sterilization block 8 and the inner surface setting of cutting ferrule 10 cooperatively interact.
When use, nurse uses syringe to complete after flushing, tube sealing operation, and syringe is taken off from fluid infusion port, from cutting ferrule 10 use fingers, sterilization block 8 will be housed and take out, and Sealing piece 13 is torn.The block 8 of sterilizing is aimed at fluid infusion port (as positive pressure connector etc.) and is screwed in the direction of the clock.Sterilization block 8 is fixed on to fluid infusion port place, is soaked with the sponge 9 and fluid infusion port close contact of thimerosal, play the disinfection protection effect to fluid infusion port.In the time that nurse carries out flushing next time, tube sealing operation, the block 8 of sterilizing separates from fluid infusion port, can rush tube sealing operation.After complete operation, continue sterilization block 8 again to aim at fluid infusion port operation, can complete the protection work to port.
From the foregoing, the use of sterilization block makes that fluid infusion port sterilizing operation is simple, standardization.
Claims (10)
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, in described sterilization block, is provided with the sponge that is soaked with thimerosal.
2. a kind of sterile syringe according to claim 1, it is characterized in that: 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, sterilization block is placed in sheath, and Sealing piece seals sheath.
3. a kind of sterile syringe according to claim 2, is characterized in that: described sterilization block is made for soft material, and the inner surface of the inner surface of cutting ferrule and jacket outer surface and sheath all arranges with the outer surface of sterilization block the nicking that cooperatively interacts.
4. a kind of sterile syringe according to claim 1, it is characterized in that: 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.
5. a kind of sterile syringe according to claim 4, is characterized in that: the inner surface of cutting ferrule and the outer surface setting of the sterilization block nicking that cooperatively interacts.
6. according to a kind of sterile syringe described in claim 2-5 any one, it is characterized in that: cutting ferrule is engraved structure, cutting ferrule sidewall has two breach at nearly bottom place.
7. according to a kind of sterile syringe described in claim 2-5 any one, it is characterized in that: described Sealing piece is aluminium foil heat seal Sealing piece.
8. 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.
9. a kind of sterile syringe according to claim 7, is characterized in that: described overcoat wall is provided with annular retaining ring around conehead, on 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.
10. 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, on 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 true CN104084403A (en) | 2014-10-08 |
| CN104084403B 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) |
Cited By (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 |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070112333A1 (en) * | 2005-11-17 | 2007-05-17 | Becton, Dickinson And Company | Patient fluid line access valve antimicrobial cap/cleaner |
| CN201832227U (en) * | 2010-11-03 | 2011-05-18 | 戚卫东 | Portable vaccinator |
| CN102481444A (en) * | 2009-09-02 | 2012-05-30 | 康尔福盛303公司 | Cap for a male luer connector and having disinfecting means for female luer connector |
| US20130023828A1 (en) * | 2006-06-22 | 2013-01-24 | William Anderson | Antiseptic Cap |
| 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
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070112333A1 (en) * | 2005-11-17 | 2007-05-17 | Becton, Dickinson And Company | Patient fluid line access valve antimicrobial cap/cleaner |
| US20130023828A1 (en) * | 2006-06-22 | 2013-01-24 | William Anderson | Antiseptic Cap |
| CN102481444A (en) * | 2009-09-02 | 2012-05-30 | 康尔福盛303公司 | Cap for a male luer connector and having disinfecting means for female luer connector |
| 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 |
Cited By (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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104084403B (en) | 2015-12-02 |
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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 |
|
| 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 |
Granted publication date: 20151202 Termination date: 20180704 |
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| CF01 | Termination of patent right due to non-payment of annual fee |