CN104084402B - Convenient injector - Google Patents
Convenient injector Download PDFInfo
- Publication number
- CN104084402B CN104084402B CN201410316229.6A CN201410316229A CN104084402B CN 104084402 B CN104084402 B CN 104084402B CN 201410316229 A CN201410316229 A CN 201410316229A CN 104084402 B CN104084402 B CN 104084402B
- Authority
- CN
- China
- Prior art keywords
- overcoat
- helmet
- conehead
- sterilization block
- cavity
- 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 50
- 230000001954 sterilising effect Effects 0.000 claims abstract description 49
- 241001149930 Protura <class> Species 0.000 claims abstract description 17
- RTKIYNMVFMVABJ-UHFFFAOYSA-L thimerosal Chemical compound [Na+].CC[Hg]SC1=CC=CC=C1C([O-])=O RTKIYNMVFMVABJ-UHFFFAOYSA-L 0.000 claims abstract description 12
- 229940033663 thimerosal Drugs 0.000 claims abstract description 12
- 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
- 238000001802 infusion Methods 0.000 abstract description 27
- 239000012530 fluid Substances 0.000 abstract description 26
- 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
- 230000000694 effects Effects 0.000 description 3
- 229920002457 flexible plastic Polymers 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
- 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
- 208000002925 dental caries Diseases 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
- 239000000463 material Substances 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
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 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
- 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
-
- 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 Convenient injector, comprise overcoat and be contained in the push rod in overcoat, push rod front end is connected with plug, plug and overcoat interference fit, and push rod push-and-pull plug seesaws in overcoat, overcoat front end is provided with conehead, be provided with helmet outside conehead, described helmet forward end seal conehead, rear end forms cavity, sterilization block can be held in this cavity, in described sterilization block, be provided with the sponge being soaked with thimerosal.Sterilization block is organically combined with syringe, make fluid infusion port sterilizing operation simply, standardization.
Description
Technical field
This practicality invention relates to medical apparatus field, is specifically related to a kind of Convenient injector.
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 Convenient injector, port disinfection protection cap and syringe are combined, fluid infusion port is sterilized quick, standardization.To patient with the pipeline such as remaining needle, PICC, CVC, implanted transfusion port carry out washing pipe, tube sealing process after; 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.Save the operating procedure of nurse, decrease nurse quantity with apparatus, avoid omitting, reduce the risk of patient infection.
Technical problem proposed by the invention solves like this: Convenient injector, comprise overcoat and be contained in the push rod in overcoat, push rod front end is connected with plug, plug and overcoat interference fit, and push rod push-and-pull plug seesaws in overcoat, overcoat front end is provided with conehead, be provided with helmet outside conehead, described helmet forward end seal conehead, rear end forms cavity, sterilization block can be held in this cavity, in described sterilization block, be provided with the sponge being soaked with thimerosal.
Described sterilization block is flexible plastic, and sterilization block is encapsulated in sheath, and sheath Sealing piece seals, and sheath is sleeved in the cavity of helmet rear end.
Described sterilization block is contained in cavity, Sealing piece sealed cavity.
Described sterilization block is contained in cavity, Sealing piece sealing sterilization block.
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 outside internal thread being provided with external screw thread and female Luer of helmet of syringe 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, 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 when next time infuses that block can carry out 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 structural representation of helmet of the present invention.
Fig. 3 is the partial exploded view of embodiments of the invention 1;
Fig. 4 is the partial exploded view of embodiments of the invention 2;
Fig. 5 is the partial exploded view of embodiments of the invention 3.
1 push rod, 2 plugs, 3 overcoats, 4 coneheads, 5 helmets, 6 helmet external screw threads, 7 female Luer, 8 cavitys, 9 sheaths, 10 sterilization blocks, 11 sponges, 12 Sealing pieces.
Detailed description of the invention
As shown in Figure 1, syringe construction of the present invention is made up of push rod 1, plug 2, overcoat 3, helmet 5, its structure is similar to ordinary syringe overall structure, push rod 1 is contained in overcoat 3, push rod 1 front end is connected with plug 2, plug 2 and overcoat 3 interference fit, push rod 1 push-and-pull plug 2 seesaws in overcoat 3, and overcoat 3 front end is provided with conehead 4.Wherein overcoat 3 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 4 is externally connected with helmet 5; as a kind of preferred structure; overcoat 3 wall is provided with annular retaining ring around conehead 4; this annular retaining ring inwall is provided with female Luer 7; the internal thread that helmet 5 outside of syringe is provided with external screw thread and female Luer 7 cooperatively interacts; contact surface between conehead 4 outer wall and helmet 5 inwall can be sealed further, play the effect of preliminary filling liquid in protection overcoat 3.Helmet 5 outer surface is provided with nicking, is convenient to nurse and is taken off by helmet 5.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 rear portion of the helmet 5 of syringe of the present invention forms cavity 8, can hold sterilization block 10 in this cavity 8, is provided with the sponge 11 being soaked with thimerosal in sterilization block 10.The present invention places sterilization block 10 in cavity 8 three kinds of preferred embodiments.
Embodiment 1
As shown in Figure 3, when block 10 of sterilizing adopts flexible plastic, sterilization block 10 can directly leave in cavity 8, and cavity 8 Sealing piece 12 seals.Sterilization block 10 outer surface and cavity 8 inner surface have the nicking cooperatively interacted, so that nurse can have enough frictional force when screwing helmet 5, avoid sterilization block 10 to produce relative sliding with cavity 8 inner surface.Integrative-structure, can save material, and saves the step that sheath 9 takes out by nurse from cavity 8.
During use, after nurse uses syringe to complete flushing, tube sealing operation, syringe is taken off from fluid infusion port, picks up helmet 5, Sealing piece 12 is torn.Sterilization block 10 is aimed at fluid infusion port (as positive pressure connector etc.) to screw in the direction of the clock, sterilization block 10 is fixed on fluid infusion port place, then detaches helmet 5 backward.
Embodiment 2
As shown in Figure 4, also can be placed in sheath 9 by sterilization block 10 when block 10 of sterilizing adopts flexible plastic, with Sealing piece 12 sealing sheath 9, helmet 5 sidewall has two breach 13 at nearly bottom place, is convenient to the sheath 9 in helmet 5 to release.Sterilization block 10 outer surface and sheath 9 inner surface have the nicking cooperatively interacted, and sheath 9 outer surface and cavity 8 inner surface have the nicking cooperatively interacted.Split-type structural is convenient to, when not needing to carry out the operation of fluid infusion port disinfection protection, be separated by sheath 9, preserve separately with helmet 5.
During use, after nurse uses syringe to complete flushing, tube sealing operation, syringe is taken off from fluid infusion port, takes out sheath 9 from cavity 8, Sealing piece 12 is torn.Sterilization block 10 is aimed at fluid infusion port (as positive pressure connector etc.) to screw in the direction of the clock, sterilization block 10 is fixed on fluid infusion port place, then detaches sheath 9 backward.
Embodiment 3
As shown in Figure 5, as another kind of preferred structure, when sterilization block 10 adopts rigid plastics, sterilization block 10 is directly deposited in cavity 8, with Sealing piece sealing sterilization block 10, helmet 5 sidewall has two breach 13 at nearly bottom place, is convenient to the sterilization block 10 in helmet 5 to release.Sterilization block 10 outer surface and cavity 8 inner surface have the nicking cooperatively interacted.
During use, after nurse uses syringe to complete flushing, tube sealing operation, syringe is taken off from fluid infusion port, takes out sterilization block 10 from cavity 8, Sealing piece 12 is torn.Sterilization block 10 is aimed at fluid infusion port (as positive pressure connector etc.) to screw in the direction of the clock, sterilization block 10 is fixed on fluid infusion port place.
Complete in embodiment after operation, sterilization block 10 is connected to fluid infusion port place together with 11, the sponge being soaked with thimerosal inside.Be soaked with sponge 11 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 10 is separated from fluid infusion port, can carries out rushing tube sealing operation.Continue after complete operation sterilization block 10 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 (6)
1. Convenient injector, comprise overcoat and be contained in the push rod in overcoat, push rod front end is connected with plug, plug and overcoat interference fit, and push rod push-and-pull plug seesaws in overcoat, overcoat front end is provided with conehead, it is characterized in that: be provided with helmet outside conehead, described helmet forward end seal conehead, rear end forms cavity, sterilization block can be held in this cavity, in described sterilization block, be provided with the sponge being soaked with thimerosal
,described sterilization block is encapsulated in sheath, and sheath Sealing piece seals, and sheath is sleeved in the cavity of helmet rear end.
2. Convenient injector according to claim 1, is characterized in that: sterilization block outer surface and jacket inner surface have the nicking cooperatively interacted, and jacket outer surface and cavity inner surface have the nicking cooperatively interacted.
3. the Convenient injector according to claim 1-2 Arbitrary Term, is characterized in that: helmet sidewall has two breach at nearly bottom place.
4. the Convenient injector according to any one of claim 1-2, is characterized in that: described Sealing piece is aluminium foil heat seal Sealing piece.
5. the Convenient injector according to any one of claim 1-2, it is characterized in that: described syringe is filled with flushing or tube-sealing solution in advance, described overcoat wall is provided with annular retaining ring around conehead, this annular retaining ring inwall is provided with female Luer, and the outside internal thread being provided with external screw thread and female Luer of helmet of syringe cooperatively interacts.
6. the Convenient injector according to any one of claim 1-2, 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 female Luer coordinates with the puncture needle with female Luer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410316229.6A CN104084402B (en) | 2014-07-04 | 2014-07-04 | Convenient injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410316229.6A CN104084402B (en) | 2014-07-04 | 2014-07-04 | Convenient injector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104084402A CN104084402A (en) | 2014-10-08 |
| CN104084402B true CN104084402B (en) | 2015-12-09 |
Family
ID=51632219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410316229.6A Expired - Fee Related CN104084402B (en) | 2014-07-04 | 2014-07-04 | Convenient injector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104084402B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111453023A (en) * | 2020-04-14 | 2020-07-28 | 王水波 | Siphon type liquid medicament accurate quantitative filling device |
| CN111544718A (en) * | 2020-05-10 | 2020-08-18 | 华中科技大学同济医学院附属协和医院 | Protective cap for inlet and outlet of breathing machine |
| CN113827813A (en) * | 2021-10-15 | 2021-12-24 | 山东威高集团医用高分子制品股份有限公司 | Disposable sterilizing syringe |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101505815B (en) * | 2006-05-18 | 2012-05-30 | 海浦德科公司 | Intravascular line and port cleaning methods, methods of administering an agent intravascularly, methods of obtaining/ testing blood, and devices for performing such methods |
| CN103768674A (en) * | 2012-10-12 | 2014-05-07 | 贝克顿迪金森法国公司 | Adaptor for a drug delivery device and method for mounting said adaptor thereon |
| CN203936086U (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 | Convenient injector |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8167847B2 (en) * | 2006-06-22 | 2012-05-01 | Excelsior Medical Corporation | Antiseptic cap and antiseptic cap equipped plunger and syringe barrel assembly |
-
2014
- 2014-07-04 CN CN201410316229.6A patent/CN104084402B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101505815B (en) * | 2006-05-18 | 2012-05-30 | 海浦德科公司 | Intravascular line and port cleaning methods, methods of administering an agent intravascularly, methods of obtaining/ testing blood, and devices for performing such methods |
| CN103768674A (en) * | 2012-10-12 | 2014-05-07 | 贝克顿迪金森法国公司 | Adaptor for a drug delivery device and method for mounting said adaptor thereon |
| CN203936086U (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 | Convenient injector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104084402A (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: Wang Yi Inventor after: Ma Cai Inventor after: Du Wei Inventor after: Wang Gang Inventor after: Wang Xibin Inventor before: Wang Yi Inventor before: Ma Cai Inventor before: Liu Jianfeng Inventor before: Wang Gang Inventor before: Zhang Xiaoyang |
|
| 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: 20151209 Termination date: 20180704 |