CN104905965A - Sealed doser - Google Patents
Sealed doser Download PDFInfo
- Publication number
- CN104905965A CN104905965A CN201510367060.1A CN201510367060A CN104905965A CN 104905965 A CN104905965 A CN 104905965A CN 201510367060 A CN201510367060 A CN 201510367060A CN 104905965 A CN104905965 A CN 104905965A
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- CN
- China
- Prior art keywords
- needle
- sacculus
- nipple
- feeding device
- medicine
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- 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.)
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Abstract
The invention discloses a sealed doser comprising a dosing needle and a ball sac accommodating medicine. An opening is formed in the front end of the ball sac; the opening is connected with a nipple; and the dosing needle is in a threaded connection with the nipple. The beneficial effects of the sealed doser are that a traditional syringe and a piston handle are exchanged into a ball sac without air and liquid leakage; the corresponding dosing needle is connected with the ball sac to form an integral body in a threaded rotational connection way, so great sealing property is achieved for the connection part between the corresponding dosing needle and the ball sac, and air and liquid leakage are prevented; the sealed doser possesses great use effect, and excellent sealing property; during the use, when medicine liquid in an ampoule bottle is pumped, the medicine liquid is transferred to a transfusion bottle or a transfusion bag, so pollution to the dosing device and the medicine liquid can be reduced; and the sealed doser possesses strong practicality.
Description
Technical field
The present invention relates to medical devices equipment technical field, specifically, relate to a kind of closed drug feeding device in order to dosing.
Background technology
Syringe, as the term suggests, a kind of common in order to liquid medicine injection or the medical instrument extracting medicinal liquid, blood etc.In prior art, the piston core bar that conventional syringe generally comprises the mammillate syringe of front end band, match with corresponding syringe and be detachablely fixed on corresponding Supramammillary draw point, although it is used widely, it still has certain defect and deficiency.
Specifically, on the one hand, corresponding draw point and relevant nipple are connected together in the mode of grafting, namely between the two for semi open model connects, thus, namely the possibility that there is gas leakage and leakage is made, make result of use poor, on the other hand, because it exists the possibility of gas leakage, make to communicate inside and outside corresponding syringe, especially when utilizing corresponding syringe to carry out dosing, need operator's both hands with the use of, when namely coordinating the operations such as corresponding draw point and syringe when operator's both hands, when getting loose, medicinal liquid spills, the place that its antibacterial on hand is easily connected with nipple through draw point enters in syringe, syringe inside is polluted, cannot guarantee that medicinal liquid is aseptic and dosage is accurate.
By this, for defect and the deficiency of prior art, improved existing syringe, to make its good leak tightness, easy to operate, result of use is good, be then necessary, it must have dissemination.
Summary of the invention
The object of the invention is to overcome the deficiency of above-mentioned prior art and a kind of closed drug feeding device provided.
The present invention solves the technical scheme that prior art problem adopts: a kind of closed drug feeding device, it comprises medicine feeding needle and the sacculus in order to device medicine, the front end of described sacculus is provided with an opening, and described opening part is connected with a nipple, and described medicine feeding needle and described nipple screw thread spin.
Below above technical scheme is further elaborated:
Preferably, described sacculus is transparent elastic silica gel material, and described nipple is transparent hard plastic material.
Preferably, described medicine feeding needle comprises the syringe needle being positioned at front end and the needle handle being positioned at rear end, the inner surface of described needle handle is provided with female thread, the outer surface of the front end of described nipple is provided with the external screw thread suitable with described female thread, described external screw thread is meshed with described female thread, is connected to form one to make described sacculus and described medicine feeding needle closed.
Preferably, also comprise one and be sheathed on pinhead sleeve outside described medicine feeding needle, the opening of described pinhead sleeve is sheathed on outside described needle handle.
Preferably, the inner surface of the opening of described pinhead sleeve is radially provided with multiple strip groove in direction, the outer surface of described needle handle is radially provided with the suitable strip bulge of multiple and described strip groove in direction, and the position of multiple described strip bulge is relative with multiple described strip groove respectively;
When covering described pinhead sleeve, multiple described strip groove is sticked in outside multiple described strip bulge respectively, is fixedly connected with described needle handle to make described pinhead sleeve.
Preferably, the length L of described nipple is 0.5-2cm.
Preferably, described sacculus is spherical structure or elliposoidal structure.
Preferably, the excircle of described sacculus is evenly provided with multiple salient point playing anti-skidding effect.
The invention has the beneficial effects as follows:
One, a kind of closed drug feeding device provided by the present invention, convert traditional syringe and piston handle to air tight and without leakage sacculus, and, the mode that corresponding medicine feeding needle is spun by the screw thread shape that is connected with described sacculus is in aggregates, also the local good leak tightness that corresponding medicine feeding needle is connected with described sacculus is made, also be air tight and no leakage, thus, the invention enables effective, and because of good leak tightness, also make in use, namely the present invention is being utilized to extract ampoule bottle inner liquid medicine, and when corresponding medicinal liquid is transferred to infusion bottle or transfusion bag etc., the pollution of medicinal liquid can be reduced greatly, and then, the present invention is practical.
Two, the present invention in the specific implementation, only needs one-handed performance, workable, and the excircle of described sacculus of the present invention is evenly provided with multiple salient point playing anti-skidding effect, when making to use, skid resistance is good, and when one hand utilizes the present invention to extract medicinal liquid, the present invention is landing not easily, and, the present invention, in the improvement of structure and the improvement of technology, does not all need to increase too many cost, makes the present invention must have good market popularization value, the present invention can very welcome, can effectively be popularized.
Accompanying drawing explanation
Fig. 1 is the integral planar structural representation of a kind of closed drug feeding device of the present invention;
Fig. 2 is the integral planar structural representation of pinhead sleeve described in the embodiment of the present invention;
Fig. 3 is the integral planar structural representation of medicine feeding needle described in the embodiment of the present invention;
Fig. 4 is the integral planar structural representation of sacculus described in the embodiment of the present invention;
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Drawing reference numeral:
Medicine feeding needle 10;
Syringe needle 101; Needle handle 102; Female thread 1021; Strip bulge 1022;
Sacculus 20;
Nipple 201; External screw thread 2011;
Pinhead sleeve 30;
Strip groove 301.
Detailed description of the invention
Describe technical scheme of the present invention in detail below with reference to drawings and the specific embodiments, so as clearer, understand invention essence of the present invention intuitively.
Fig. 1 is the integral planar structural representation of a kind of closed drug feeding device of the present invention; Fig. 2 is the integral planar structural representation of pinhead sleeve described in the embodiment of the present invention; Fig. 3 is the integral planar structural representation of medicine feeding needle described in the embodiment of the present invention; Fig. 4 is the integral planar structural representation of sacculus described in the embodiment of the present invention;
Shown in composition graphs 1, Fig. 2, Fig. 3 and Fig. 4;
A kind of closed drug feeding device provided by the present invention, is mainly used in ampoule bottle inner liquid medicine, and corresponding medicinal liquid is transferred to transfusion bag or infusion bottle.
Specifically, the present invention includes medicine feeding needle 10 and the sacculus 20 in order to device medicine, the front end of described sacculus 20 is provided with an opening, and described opening part is connected with a nipple 201, and described medicine feeding needle 10 spins with described nipple 201 screw thread.
In the specific implementation, described sacculus 20 of the present invention is transparent elastic silica gel material, and described nipple 201 is transparent hard plastic material.
Described medicine feeding needle 10 comprises the syringe needle 101 being positioned at front end and the needle handle 102 being positioned at rear end, the inner surface of described needle handle 102 is provided with female thread 1021, the outer surface of the front end of described nipple 201 is provided with the external screw thread 2011 suitable with described female thread 1021, described external screw thread 2011 is meshed with described female thread 1021, is connected to form one with described medicine feeding needle 10 closed to make described sacculus 20.
So, the present invention converts traditional syringe and the piston handle be sheathed in syringe to air tight and without leakage sacculus 20, and, the mode that corresponding medicine feeding needle 10 is spun by the screw thread shape that is connected with described sacculus 20 is in aggregates, also the local good leak tightness that corresponding medicine feeding needle 10 is connected with described sacculus 20 is made, also be air tight and no leakage, thus, the invention enables effective, and because of good leak tightness, also make in use, namely utilizing the present invention to extract medicinal liquid in ampoule bottle, and when corresponding medicinal liquid is transferred to infusion bottle or transfusion bag etc., the pollution of medicinal liquid can be reduced greatly, and then, the present invention is practical.
And because of described sacculus 20 be that transparent elastic silica gel material makes, described nipple 201 is that transparent hard plastic material makes, make it possible to measuring of the medicinal liquid of institute's device in well-known inspection to described sacculus 20, so that add medicinal liquid and transfer medicinal liquid in real time.
Further, in the embodiment of the present invention, the present invention also comprises one and is sheathed on pinhead sleeve 30 outside described medicine feeding needle 10, and the opening of described pinhead sleeve 30 is sheathed on outside described needle handle 102.
In a preferred approach, the inner surface of the opening of described pinhead sleeve 30 is radially provided with multiple strip groove 301 in direction, the outer surface of described needle handle 102 is radially provided with the suitable strip bulge 1022 of multiple and described strip groove 301 in direction, and the position of multiple described strip bulge 1022 is relative with multiple described strip groove 301 respectively;
When covering described pinhead sleeve 30, multiple described strip groove 301 is sticked in outside multiple described strip bulge 1022 respectively, is fixedly connected with described needle handle 102 to make described pinhead sleeve 30.
So, by covering of described pinhead sleeve 30, can make when not using, also the pollution of described medicine feeding needle 10 can be reduced, result of use of the present invention is made to reach better further, fastened with multiple described strip bulge 1022 respectively by multiple described strip groove 301, described pinhead sleeve 30 difficult drop-off can be made, make stationarity good.
Further, in the embodiment of the present invention, the length L of described nipple 201 is 0.5-2cm.And described sacculus 20 is spherical structure or elliposoidal structure, the excircle of described sacculus 20 is evenly provided with multiple salient point playing anti-skidding effect.
So, because described sacculus 20 is spherical structure or elliposoidal structure, and the outer surface of described sacculus 20 is provided with anti-skidding salient point, and when making one-handed performance, the present invention is easy to use, and not easily landing.
It should be added that, when specifically implementing, described syringe needle 101 can be metal material or plastic cement material, the capacity of described sacculus 20 can be the different sizes such as 50ml, 100ml, 150ml, 200ml and 300ml, other embodiments etc., at this, do not illustrate one by one.
In sum, this in sum, a kind of closed drug feeding device provided by the present invention, convert traditional syringe and piston handle to air tight and without leakage sacculus 20, and, the mode that corresponding medicine feeding needle 10 is spun by the screw thread shape that is connected with described sacculus 20 is in aggregates, also the local good leak tightness that corresponding medicine feeding needle 10 is connected with described sacculus 20 is made, also be air tight and no leakage, thus, the invention enables effective, and because of good leak tightness, also make in use, namely powder in bottle is dissolved utilizing the present invention to extract ampoule bottle inner liquid medicine or solvent, and when the medicinal liquid of larger capacity is transferred to infusion bottle or transfusion bag etc., the pollution of medicinal liquid can be reduced greatly, increase work efficiency, and then, the present invention is practical.
Accordingly, the present invention in the specific implementation, only needs one-handed performance, workable, and be provided with anti-skidding salient point outside described sacculus 20 of the present invention, when making to use, skid resistance is good, when one hand utilizes the present invention to extract medicinal liquid, the present invention is landing not easily, and the present invention is in the improvement of structure and the improvement of technology, all do not need to increase too many cost, make the present invention must have good market popularization value, the present invention can very welcome, can effectively be popularized.
The foregoing is only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (8)
1. a closed drug feeding device, is characterized in that: it comprises medicine feeding needle and the sacculus in order to device medicine, and the front end of described sacculus is provided with an opening, and described opening part is connected with a nipple, and described medicine feeding needle and described nipple screw thread spin.
2. closed drug feeding device according to claim 1, is characterized in that: described sacculus is transparent elastic silica gel material, and described nipple is transparent hard plastic material.
3. closed drug feeding device according to claim 1 and 2, it is characterized in that: described medicine feeding needle comprises the syringe needle being positioned at front end and the needle handle being positioned at rear end, the inner surface of described needle handle is provided with female thread, the outer surface of the front end of described nipple is provided with the external screw thread suitable with described female thread, described external screw thread is meshed with described female thread, is connected to form one to make described sacculus and described medicine feeding needle closed.
4. closed drug feeding device according to claim 3, is characterized in that: also comprise one and be sheathed on pinhead sleeve outside described medicine feeding needle, the opening of described pinhead sleeve is sheathed on outside described needle handle.
5. closed drug feeding device according to claim 4, it is characterized in that: the inner surface of the opening of described pinhead sleeve is radially provided with multiple strip groove in direction, the outer surface of described needle handle is radially provided with the suitable strip bulge of multiple and described strip groove in direction, and the position of multiple described strip bulge is relative with multiple described strip groove respectively;
When covering described pinhead sleeve, multiple described strip groove is sticked in outside multiple described strip bulge respectively, is fixedly connected with described needle handle to make described pinhead sleeve.
6. closed drug feeding device according to claim 3, is characterized in that: the length L of described nipple is 0.5-2cm.
7. closed drug feeding device according to claim 3, is characterized in that: described sacculus is spherical structure or elliposoidal structure.
8. closed drug feeding device according to claim 7, is characterized in that: the excircle of described sacculus is evenly provided with multiple salient point playing anti-skidding effect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510367060.1A CN104905965A (en) | 2015-06-29 | 2015-06-29 | Sealed doser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510367060.1A CN104905965A (en) | 2015-06-29 | 2015-06-29 | Sealed doser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104905965A true CN104905965A (en) | 2015-09-16 |
Family
ID=54075701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510367060.1A Pending CN104905965A (en) | 2015-06-29 | 2015-06-29 | Sealed doser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104905965A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202342147U (en) * | 2011-11-04 | 2012-07-25 | 陈庆强 | Special syringe used for central ductus venosus |
| CN202497452U (en) * | 2012-04-10 | 2012-10-24 | 王璇 | Totally-enclosed type transfusion medicament dispensing device |
| CN202605519U (en) * | 2012-01-13 | 2012-12-19 | 朱豫 | Baby rectum drug infusion apparatus |
| CN103170036A (en) * | 2013-03-01 | 2013-06-26 | 张亚平 | Venous indwelling needle with sacculus valve |
| CN203107233U (en) * | 2013-03-30 | 2013-08-07 | 赵伟杰 | Novel neurological puncture needle |
| CN203139253U (en) * | 2013-03-22 | 2013-08-21 | 蔡根顺 | Plastic puncture doser |
| CN204275029U (en) * | 2014-12-09 | 2015-04-22 | 北京大学深圳医院 | Neulized inhalation Special injector for dispensing |
| CN204972252U (en) * | 2015-06-29 | 2016-01-20 | 北京大学深圳医院 | Closed doser |
-
2015
- 2015-06-29 CN CN201510367060.1A patent/CN104905965A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202342147U (en) * | 2011-11-04 | 2012-07-25 | 陈庆强 | Special syringe used for central ductus venosus |
| CN202605519U (en) * | 2012-01-13 | 2012-12-19 | 朱豫 | Baby rectum drug infusion apparatus |
| CN202497452U (en) * | 2012-04-10 | 2012-10-24 | 王璇 | Totally-enclosed type transfusion medicament dispensing device |
| CN103170036A (en) * | 2013-03-01 | 2013-06-26 | 张亚平 | Venous indwelling needle with sacculus valve |
| CN203139253U (en) * | 2013-03-22 | 2013-08-21 | 蔡根顺 | Plastic puncture doser |
| CN203107233U (en) * | 2013-03-30 | 2013-08-07 | 赵伟杰 | Novel neurological puncture needle |
| CN204275029U (en) * | 2014-12-09 | 2015-04-22 | 北京大学深圳医院 | Neulized inhalation Special injector for dispensing |
| CN204972252U (en) * | 2015-06-29 | 2016-01-20 | 北京大学深圳医院 | Closed doser |
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| C06 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20150916 |