CN1562394A - Medical use dispensing device - Google Patents
Medical use dispensing device Download PDFInfo
- Publication number
- CN1562394A CN1562394A CN 200410017880 CN200410017880A CN1562394A CN 1562394 A CN1562394 A CN 1562394A CN 200410017880 CN200410017880 CN 200410017880 CN 200410017880 A CN200410017880 A CN 200410017880A CN 1562394 A CN1562394 A CN 1562394A
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- CN
- China
- Prior art keywords
- pin
- bottle
- injection bottle
- needle
- injection
- 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
- 238000002347 injection Methods 0.000 claims abstract description 96
- 239000007924 injection Substances 0.000 claims abstract description 96
- 239000007788 liquid Substances 0.000 claims abstract description 71
- 238000001802 infusion Methods 0.000 claims description 65
- 238000013022 venting Methods 0.000 claims description 10
- 239000000843 powder Substances 0.000 claims description 5
- 238000013459 approach Methods 0.000 claims description 4
- 230000010412 perfusion Effects 0.000 abstract 2
- 230000002457 bidirectional effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 7
- 239000003814 drug Substances 0.000 description 6
- 238000007664 blowing Methods 0.000 description 5
- 239000003708 ampul Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000012467 final product Substances 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
A medical dispensing device for perfusion is composed of a bidirectional air pump, an air tube with one end connected to said air pump and another end having a needle inserted in injection bottle, and a liquid tube with one end having a needle inserted in injection bottle and another end having a needle inserted in perfusion bottle.
Description
Technical field
The invention belongs to technical field of medical instruments, particularly a kind of utensil that is used for infusion.
Background technology
When hospital's venous transfusion made up a prescription, common operational approach was to extract medicinal liquid with syringe in a plurality of injection bottles earlier, in the infusion bottle that reinjects, used for transfusion.If injectable powder also must dissolve with transfusion.Above-mentioned operating process more complicated, to nurse's labor intensity height, and with syringe repeatedly in the aspiration medicinal liquid process, medicinal liquid is contaminated easily.
For this reason, Chinese patent 002144603 provides a kind of " disposable medical infusion device ", it is that positive negative pressure mouth is set on dispenser, an end ventilating joint connects positive negative pressure mouth respectively on the breather, the ultrashort syringe needle of the breather other end inserts in the infusion bottle, the Guan Yiduan overlength of making up a prescription syringe needle inserts in the infusion bottle, and the common syringe needle of the pipe other end that makes up a prescription inserts in the dispensing bottle.By positive negative pressure mouth, the infusion bottle inner liquid medicine is arrived in the dispensing bottle, treat with dispensing bottle in behind the medicine dissolved dilution, flow back in the infusion bottle again.Obviously, behind the employing infusion device, the nurse can increase work efficiency, and can reduce the pollution in the process of making up a prescription.
But the dispenser of existing this structure also exists many weak points, mainly shows:
1, because positive negative pressure mouth is connected with infusion bottle by breather, and after finishing dispensing operation, the vent needle and the overlength syringe needle that need will insert on the infusion bottle are all transferred to, the syringe needle for transfusion device of pegging graft again, still cumbersome in operation.
2, when packed in flexible pouchy is adopted in transfusion, can't form negative pressure in transfusion bag, above-mentioned dispenser also just can't be used certainly, therefore on the scope of using certain limitation is arranged.
3, in the process of making up a prescription, final step is to be connected on the infusion bottle by the negative pressure mouth medicinal liquid in the dispensing bottle is sucked back infusion bottle.Owing to existed medicinal liquid in infusion bottle, this just the phenomenon that medicinal liquid enters breather might occur, makes the medicinal liquid minimizing in the infusion bottle, and causes breather and negative pressure mouth contaminated, has directly influenced the normal use of dispenser.
Summary of the invention
The objective of the invention is at the problems referred to above, a kind of medical dispenser of novel structure is provided, make the characteristics that it has rational in infrastructure, easy to operate, applied range, high efficiency and can not pollute.
Purpose of the present invention can realize by following technical proposal: this medical dispenser comprises air pump, breather and a catheter, and one of breather is terminated on the air pump, it is characterized in that, described air pump is the dual-purpose air pump of pressure-vaccum; The other end of described breather is connected to an injection bottle air needle, and the injection bottle air needle is used for inserting injection bottle; One termination of described catheter has an injection bottle to lead to the liquid pin, the other end is connected to an infusion bottle pin, the logical liquid pin of injection bottle is used for inserting injection bottle, and its length approaches the degree of depth of applied injection bottle, infusion bottle is used for inserting infusion bottle with pin, the front end of its syringe needle has fluid-through port, and infusion bottle when enough making infusion bottle insert applied infusion bottle with pin with the length of pin its fluid-through port can be under the liquid level of infusion bottle institute powder charge liquid.
This medical dispenser at first, is terminated at breather one on the air pump in use, and the injection bottle air needle of the other end inserts in the injection bottle, and in the logical liquid pin insertion of the injection bottle injection bottle with catheter one end, infusion bottle inserts in the infusion bottle with pin; Then, make air pump air-breathing, produce negative pressure in breather, cause the pressure in the injection bottle to be lower than the interior pressure of infusion bottle, the medicinal liquid in the infusion bottle will flow in the injection bottle by catheter like this; Shake injection bottle, powder in the medicinal liquid that flows in the injection bottle and the injection bottle or liquor are fully mixed or dissolve; At last, make air pump blow produce malleation, the medicinal liquid that has prepared in injection bottle under the effect of pressure flows back in the infusion bottle by catheter, finishes whole operation of making up a prescription.
In above-mentioned medical dispenser, the logical liquid pin of described injection bottle air needle and injection bottle can adopt the structure that unites two into one, become an injection bottle pin, injection bottle with pin in the pinhead sleeve of the syringe needle of injection bottle air needle and the logical liquid pin of injection bottle be connected together, the needle body of the logical liquid pin of the needle body of injection bottle air needle and injection bottle lumps together, but the logical liquid needle set of injection bottle air needle and injection bottle has fully independently passage.
The injection bottle pin that employing unites two into one can make this medical dispenser simple and convenient when operation, and the nurse is as long as once insert in the injection bottle.
In above-mentioned medical dispenser, an independently venting channels is arranged on the needle body of described infusion bottle with pin, the inner blow vent of venting channels is positioned at the middle part of infusion bottle with the pin syringe needle, and the outer end of venting channels is an adapter, is in the rear portion of infusion bottle with the pin needle body.
Make up a prescription finish after, take over directly to be connected with this and get final product with transfusion device, save the transfusion needle on the transfusion device and the operation of use transfusion needle insertion infusion bottle, simplified the whole operation process greatly.
In above-mentioned medical dispenser, liquid storage device of serial connection on the described breather.This liquid storage device shields.When air pump enters in the injection bottle process at the air-breathing liquid medicine that makes, if the liquid medicine that enters is too much, when surpassing injection bottle air pump is quit work with the pin blow vent, medicinal liquid will enter in the breather.On breather, be connected in series liquid storage device, the medicinal liquid that enters breather is flowed in the liquid storage device, played buffered effect, avoided the liquid medicine to enter in the air pump air pump is polluted; When air pump is blown, the medicinal liquid that flows in the liquid storage device can be pushed back in the infusion bottle again, thereby medicinal liquid is reduced.
Compared with prior art, this medical dispenser has following advantage:
1, owing to adopt dual-purpose air pump, make whole dispenser after pipeline connects no longer in addition connection can finish whole dispensing operation, so operating process is simple, the secondary pollution phenomenon generation that can avoid pipe to peg graft again medicinal liquid is caused.
2, adopt the injection bottle pin that unites two into one, make the nurse as long as insert injection bottle once, easy to operate.
3, logical liquid pin of injection bottle and infusion bottle are longer than common used syringe needle with the needle length of pin, no matter how infusion bottle places the equal interior medicinal liquid of infusion bottle that can make is entered in the catheter with pin by infusion bottle, and the medicinal liquid in the injection bottle can flow back in the infusion bottle to greatest extent simultaneously.
4, this medical dispenser can be applied to have higher utility on various infusion bottles, transfusion bag and the injection packing container.
Description of drawings
Fig. 1 is the structural representation of this medical dispenser.
Fig. 2 is this medical dispenser structural representation in use.
Fig. 3 is the cutaway view that injection bottle is used pin in this medical dispenser.
Fig. 4 is the cutaway view that infusion bottle is used pin in this medical dispenser.
Among the figure, 1, air pump; 11, inflatable mouth; 12, air entry; 2, breather; 3, catheter; 4, injection bottle pin; 41, injection bottle air needle; 411, syringe needle; 412, needle body; 413, blow vent; 42, the logical liquid pin of injection bottle; 421, syringe needle; 422, needle body; 423, fluid-through port; 5, infusion bottle pin; 51, syringe needle; 511, fluid-through port; 52, needle body; 53, take over; 54, venting channels; 541, blow vent; 542, take over; 6, injection bottle; 7, infusion bottle; 8, switching valve; 81, air blowing road; 82, aspirating unit; 83, QI KOU; 9, rubber stopper; 10, liquid storage device.
The specific embodiment
As shown in Figure 1, this medical dispenser comprises air pump 1, breather 2 and catheter 3.In the present embodiment, be connected in series a switching valve 8 between breather 2 and air pump 1, the inflatable mouth 11 and the air entry 12 of the end of breather 2, air pump 1 all are connected on the switching valve 8.
Air blowing road 81 and aspirating unit 82 are arranged in switching valve 8.When the end in air blowing road 81 is in when communicating the position with the inflatable mouth 11 of air pump 1, the other end in air blowing road 81 communicates with breather 2.At this moment, breather 2 is in barotropic state.Otherwise when an end of aspirating unit 82 is in when communicating the position with the air entry 12 of air pump 1, the other end of aspirating unit 82 communicates with breather 2.At this moment, breather 2 is in negative pressure state.
On switching valve 8, also be provided with QI KOU 83.Suck or discharged air by QI KOU 83, to keep the inside and outside air pressure balance of air pump 1.
As shown in Figure 2, in the present embodiment, adopt the injection bottle that unites two into one to insert in the injection bottle 6 with pin 4.As shown in Figure 3, injection bottle is made up of logical liquid pin 42 of injection bottle and injection bottle air needle 41 with pin 4, and wherein the syringe needle 421 of the logical liquid pin 42 of injection bottle is positioned at the center, and its length is longer, approaches the degree of depth of applied injection bottle 6.
As shown in Figure 3, in the present embodiment, the syringe needle 411 of injection bottle air needle 41 is socketed on the syringe needle 421 of the logical liquid pin 42 of injection bottle.The blow vent 413 of injection bottle air needle 41 syringe needles 411 is in the medium position of logical liquid pin 42 syringe needles 421 of injection bottle, and the fluid-through port 423 of logical liquid pin 42 syringe needles 421 of injection bottle is in the front end of syringe needle 421.Simultaneously, the needle body 422 of the logical liquid pin 42 of injection bottle is socketed in the needle body 412 of injection bottle air needle 41.Like this, the logical liquid pin 42 of injection bottle can stretch in injection bottle air needle 41.By the logical liquid pin 42 of flexible injection bottle, the extension elongation that just can regulate the logical liquid pin 42 of injection bottle is used with the injection bottle 6 that is suitable for different depth, has improved the practicality of dispenser.
Also be with a rubber stopper 9 at injection bottle with the middle part of pin 4.When the applied injection bottle 6 of this dispenser was ampoule bottle, its bottleneck was the rubber stopper that do not insert with pin 4 for injection bottle.At this moment, can seal the bottleneck of ampoule bottle with the rubber stopper 9 at pin 4 middle parts, can make equally to produce positive negative pressure in the ampoule bottle, finish dispensing operation by being placed in injection bottle.Obviously, such structure can enlarge the range of application of this dispenser.
As depicted in figs. 1 and 2, a termination injection bottle of catheter 3 leads to liquid pin 42, another termination infusion bottle pin 5.Infusion bottle comprises syringe needle 51 and needle body 52 with pin 5, and the front end of its syringe needle 51 has fluid-through port 511.Its fluid-through port 511 can be under the liquid level of the medicinal liquid that infusion bottle 7 adorned when infusion bottle enough made infusion bottle insert applied infusion bottle 7 with pin 5 with syringe needle 51 length of pin 5.
As shown in Figure 4, an independently venting channels 54 is arranged on the needle body 52 of infusion bottle with pin 5, the inner blow vent 541 of venting channels 54 is positioned at the middle part of infusion bottle with pin 5 syringe needles 51, the outer end of venting channels 54 is for taking over 542, be in the rear portion of infusion bottle, can be used for being connected after finishing making up a prescription with tube for transfusion with pin 5 needle bodies 52.
In the present embodiment, infusion bottle is socketed in the needle body 52 with the syringe needle 51 of pin 5, and at the rear portion of syringe needle 51 adapter 53 is arranged, and catheter 3 is taken over 53 therewith and is connected.Obviously, in such structure, syringe needle 51 can stretch on needle body 52, in order to regulate the extension elongation of syringe needle 51, uses with the infusion bottle that is fit to different size.
Make up a prescription finish after, as long as pull out catheter 3, tube for transfusion is connected to infusion bottle with getting final product in the adapter 542 of pin 5, operate very simple and convenient.
This medical dispenser at first, is rotated switching valve 8 in use, and its aspirating unit 82 is communicated with the air entry 12 of air pump 1; Connect air pump 1 power supply simultaneously, make to form negative pressure state in the breather 2,, the medicinal liquid in the infusion bottle 7 is sucked in the injection bottle 6 by fluid-through tube 3; Then, shake injection bottle 6, powder in the medicinal liquid that flows in the injection bottle 6 and the injection bottle 6 or liquor are fully mixed or dissolve; At last, rotate switching valve 8 its air blowing road 81 is communicated with the inflatable mouth 11 of air pump 1, this moment, the breather 2 interior barotropic states that form flowed back to the medicinal liquid that has prepared in the injection bottle 6 in the infusion bottle 7 by catheter 3 under the effect of pressure, finished dispensing operation.
As depicted in figs. 1 and 2, in the present embodiment, also be connected in series a liquid storage device 10 on the breather 2.Liquid storage device 10 plays a protective role.When overdose of medicine liquid suction injection bottle 6 occurring, medicinal liquid can flow in the liquid storage device 10, thereby avoid medicinal liquid to enter in the air pump 1 air pump 1 is polluted.
Claims (8)
1, a kind of medical dispenser comprises an air pump (1), breather (2) and catheter (3), and one of breather (2) is terminated on the air pump (1), it is characterized in that, described air pump (1) is the dual-purpose air pump of pressure-vaccum; The other end of described breather (2) is connected to an injection bottle air needle (41), and injection bottle air needle (41) is used for inserting injection bottle (6); One termination of described catheter (3) has an injection bottle to lead to liquid pin (42), the other end is connected to infusion bottle pin (5), the logical liquid pin (42) of injection bottle is used for inserting injection bottle (6), and its length approaches the degree of depth of applied injection bottle (6), infusion bottle is used for inserting infusion bottle (7) with pin (5), the front end of its syringe needle (51) has fluid-through port (511), and infusion bottle when enough making infusion bottle insert applied infusion bottle (7) with pin (5) with the length of pin (5) its fluid-through port (511) can be under the liquid level of infusion bottle (7) institute powder charge liquid.
2, medical dispenser according to claim 1, it is characterized in that, described injection bottle air needle (41) adopts the structure that unites two into one with the logical liquid pin (42) of injection bottle, become injection bottle pin (4), injection bottle with pin (4) in the syringe needle (421) of the logical liquid pin (42) of syringe needle (411) and injection bottle of injection bottle air needle (41) connect together, the needle body (412) of injection bottle air needle (41) lumps together with the needle body (422) of the logical liquid pin (42) of injection bottle, but injection bottle air needle (41) has fully independently passage with the logical liquid pin (42) of injection bottle.
3, medical dispenser according to claim 1, it is characterized in that, an independently venting channels (54) is arranged on the needle body (52) of described infusion bottle with pin (5), the inner blow vent (541) of venting channels (54) is positioned at the middle part of infusion bottle with pin (5) syringe needle (51), the outer end of venting channels (54) is an adapter (542), is in the rear portion of infusion bottle with pin (5) needle body (52).
According to claim 1,2 or 3 described medical dispenser, it is characterized in that 4, described breather (2) is gone up a serial connection liquid storage device (10).
5, according to claim 1,2 or 3 described medical dispenser, it is characterized in that, be connected in series a switching valve (8) between breather (2) and air pump (1), the inflatable mouth (11) and the air entry (12) of the end of breather (2), air pump (1) all are connected on the switching valve (8).
6, medical dispenser according to claim 2, it is characterized in that, the syringe needle (411) of described injection bottle air needle (41) is socketed on the syringe needle (421) of the logical liquid pin (42) of injection bottle, and the needle body (422) of the logical liquid pin (42) of injection bottle is socketed in the needle body (412) of injection bottle air needle (41).
7, medical dispenser according to claim 2 is characterized in that, is with a rubber stopper (9) at injection bottle with the middle part of pin (4).
8, medical dispenser according to claim 3, it is characterized in that, described infusion bottle is socketed in the needle body (52) with the syringe needle (51) of pin (5), and at the rear portion of syringe needle (51) adapter (53) is arranged, and catheter (3) is taken over (53) therewith and is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200410017880XA CN100435866C (en) | 2004-04-18 | 2004-04-18 | Medical use dispensing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200410017880XA CN100435866C (en) | 2004-04-18 | 2004-04-18 | Medical use dispensing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1562394A true CN1562394A (en) | 2005-01-12 |
| CN100435866C CN100435866C (en) | 2008-11-26 |
Family
ID=34479217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB200410017880XA Expired - Fee Related CN100435866C (en) | 2004-04-18 | 2004-04-18 | Medical use dispensing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100435866C (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101829020A (en) * | 2010-04-28 | 2010-09-15 | 河南海岩电子技术有限公司 | Automatic sterile dispensing machine and control system thereof |
| CN102481230A (en) * | 2010-03-05 | 2012-05-30 | 泰尔茂株式会社 | Medical device |
| CN103263356A (en) * | 2013-06-07 | 2013-08-28 | 成都工业学院 | Medicine dispensing method and medicine dispensing device for ampoule bottle |
| CN104224537A (en) * | 2013-06-14 | 2014-12-24 | 成都工业学院 | Dispensing method used for injection powder bottle and dispensing device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE427245B (en) * | 1982-01-29 | 1983-03-21 | Sjoenell Goeran | PROCEDURE FOR MIXING A SUBSTANCE, EX CYTOSTATICS, STORED IN A SUBSTANCES OR EQUIVALENT AMPULA, WITH ANOTHER SUBSTANCE, EX STERILATED WATER, LIKASA SUBSTANCED IN A SUBSTANCES OR OTHER SUBSTANCES |
| JPH01176437A (en) * | 1987-12-29 | 1989-07-12 | Ono Pharmaceut Co Ltd | Method for rendering organic substance into fine particles |
| CN2225253Y (en) * | 1995-03-18 | 1996-04-24 | 重庆医科大学临床学院 | Transfusion medicine dispensing instrument |
| CN2462920Y (en) * | 2000-03-23 | 2001-12-05 | 戴后清 | Quick-dispensing apparatus for medical transfusion |
| CN2420005Y (en) * | 2000-04-28 | 2001-02-21 | 济宁医学院附属医院医疗器械厂 | Medical disposable infusion medicine dispensing device |
| CN2712346Y (en) * | 2004-04-18 | 2005-07-27 | 吕海洋 | Medicine dispensing device |
-
2004
- 2004-04-18 CN CNB200410017880XA patent/CN100435866C/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102481230A (en) * | 2010-03-05 | 2012-05-30 | 泰尔茂株式会社 | Medical device |
| CN101829020A (en) * | 2010-04-28 | 2010-09-15 | 河南海岩电子技术有限公司 | Automatic sterile dispensing machine and control system thereof |
| CN103263356A (en) * | 2013-06-07 | 2013-08-28 | 成都工业学院 | Medicine dispensing method and medicine dispensing device for ampoule bottle |
| CN103263356B (en) * | 2013-06-07 | 2015-04-15 | 成都工业学院 | Medicine dispensing method for ampoule bottle |
| CN104224537A (en) * | 2013-06-14 | 2014-12-24 | 成都工业学院 | Dispensing method used for injection powder bottle and dispensing device |
| CN104224537B (en) * | 2013-06-14 | 2017-10-31 | 成都工业学院 | Powder pin bottle dosage |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100435866C (en) | 2008-11-26 |
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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 | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ZHEJIANG YUSHENG MEDICAL DEVICE CO., LTD. Free format text: FORMER OWNER: LV HAIYANG Effective date: 20110114 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 317608 ZHEJIANG YUSHENG MEDICAL EQUIPMENT CO., LTD., XUANMEN INDUSTRIAL ZONE, LUPU TOWN, YUHUAN COUNTY, ZHEJIANG PROVINCE TO: 317608 XUANMEN INDUSTRY ZONE, YUHUAN COUNTY, ZHEJIANG PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20110114 Address after: 317608 Zhejiang province Yuhuan County Xuanmen Industrial Zone Patentee after: Zhejiang Yusheng Medical Device Co., Ltd. Address before: 317608 Zhejiang province Yuhuan County Lu Pu Zhen Xuanmen Industrial Zone Zhejiang Yusheng medical instrument limited company Patentee before: Lv Haiyang |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081126 Termination date: 20160418 |
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| CF01 | Termination of patent right due to non-payment of annual fee |