CN103100130A - Disposable anti-dismantling medical pen type injector - Google Patents
Disposable anti-dismantling medical pen type injector Download PDFInfo
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- CN103100130A CN103100130A CN2013100518660A CN201310051866A CN103100130A CN 103100130 A CN103100130 A CN 103100130A CN 2013100518660 A CN2013100518660 A CN 2013100518660A CN 201310051866 A CN201310051866 A CN 201310051866A CN 103100130 A CN103100130 A CN 103100130A
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Abstract
The invention discloses a disposable anti-dismantling medical pen type injector and belongs to a medicine drug delivery system in the field of medical apparatuses and instruments. The invention discloses a pen type injector which is provided with an anti-counterfeiting effect and used for injecting insulin and other injecting class medicines. The pen type is characterized in that a cassette bottle is used as a medicine storage bottle (a pen core). After the cassette bottle is put into the pen type injector, the cassette bottle can not be taken out completely. After waiting for that injecting liquid in the cassette bottle is used up, the pen type injector can not be used repeatedly. Therefore, the pen type injector can be filled with the medicines to be guaranteed to not be reused after the pen type injector is used to reach regulated using times by a patient. The pen type injector has an anti-fake effect. At the same time, because the pen type injector is used for a long time, the use of the pen type injector can bring about a series of problems that measure is accurate, sanitary safety problems are brought form irregular use and the like. In addition, a design of a discontinuous measurement (or a non-accumulative style) number reading regulating button is used by the pen type injector. Number can be read according to a plurality of designed gear stages of medicine dosage each time, and accuracy of medicine dosage each time can be guaranteed. The pen type injector can be used more conveniently.
Description
Technical field
The present invention is to provide a kind of disposable tamper Medical pen type syringe, be used for the pen-type injector of injection of insulin or other injection quasi drugss, the invention belongs to the drug delivery system (Drug delivery system) in medical instruments field.
Background technology
The Medical pen type syringe is a kind of syringe simple to operate, can be the remarkable improvement to disposable hypodermic syringe by patient's injecting drug use voluntarily, greatly alleviates misery and the feared state of mind that the patient causes because of injection.A remarkable advantage of disposable tamper Medical pen type syringe of the present invention is that its design and clamped bottle of being widely used now are compatible, can be widely used in existing clamped bottle packing medicinal liquid system.The present invention simultaneously also improves other serviceability, characteristics are when using clamped bottle as storing medicine bottle (pen core), clamped bottle is put into complete taking-up again after this Medical pen type syringe, namely can not reuse again after injection is finished in clamped bottle, thereby can guarantee that the patient reuses after powder charge again after using this syringe to reach the access times of regulation, has anti-fake effect, and guarantee that syringe can be because life-time service bring series of problems, as measure inaccurate, use the problems such as safe and sanitary of bringing lack of standardization.The present invention adopts the design of dosage adjusting knob in addition, and dose is designed to discontinuous metering (or claiming non-accumulative total formula) reading, and such design more can guarantee the accuracy of each dosage, and uses convenient.
Summary of the invention
The object of the invention is to provide a kind of disposable tamper Medical pen type syringe for injection of insulin or other injection quasi drugss, this class syringe usually be applicable to by the patient be used for the injection to oneself doses medicine, be used for to the insulin of oneself injecting doses or insulin type medicine, sufferers of osteoporosis face injection calcitonin or parathyroid hormone as diabetics, this class syringe also is applicable to inject other injection quasi drugss.
technical scheme of the present invention: a kind of disposable tamper Medical pen type syringe, it is comprised of the pen cap 1, syringe needle screw socket 2, liquid containing bottle overcoat 3, push rod 4, antiwithdrawal device 5, a body screw thread 6, release-push 7, a body 8 and dosage adjusting knob 9, syringe needle screw socket 2 is arranged on storing medicine bottle overcoat 3 by an end of the pen cap 1, for equipped injection needle, push rod 4 is arranged on the end by storing medicine bottle overcoat 3 of a body 8, push rod 4 is connected with a body screw thread 6, at push rod 4 and body screw thread 6 seam, antiwithdrawal device 5 is set, body screw thread 6 is arranged on an end of a body 8, on body 8, release-push 7 is set, release-push 7 can be made along syringe axial line injection direction the parallel of setting, connect and control push rod 4 and move and inject, the end of body 8 is connected with dosage adjusting knob 9, be printed on the many gear dosage reading parallel with axial line on dosage adjusting knob 9 circumference, turn dosage adjusting knob 9 is to the dosage gear of setting, namely control the dosage of this time injection.
During injection operation, first dosage adjusting knob 9 being adjusted to and then advancing release-push 7 after the injecting drug use gear is start injection, inject complete after, release-push 7 is return the original place, dosage adjusting knob 9 automatically resets at this moment, clamped bottle is housed as the pen core storing medicine bottle in the storing medicine bottle overcoat (3) of this pen-type injector, the clamped bottle complete taking-up again after pen-type injector of packing into, after liquid medicine injection is finished in clamped bottle, this pen-type injector namely can not be reused again, is beneficial to anti-drug counterfeiting, drug quality control and drug safety;
Described antiwithdrawal device (5) is selected respectively one of four kinds of forms:
1. tamper sheet type: the tamper sheet metal A that is installed at body screw thread 6 seam is arranged in a sulculus of body screw thread 6 mouths of pipe, vertically have 4 shallow slots in storing medicine bottle overcoat 3 thread in inner cavity, tamper sheet metal A has a bit of turning up along the screw thread tightening direction, can without hindrance rotation tighten when therefore forward tightening, fall when oppositely unscrewing against being obstructed and turning on, if turn on by force and damage screw thread, consist of antiwithdrawal device;
2. helical teeth is engagement type: install helical teeth B additional in body screw thread 6 back, also install corresponding helical teeth C additional at storing medicine bottle overcoat 3 thread in inner cavity mouths, the helical teeth direction of helical teeth B and helical teeth C matches with the tightening direction of a body screw thread 6, when storing medicine bottle overcoat 3 be connected body screw thread 6 connect be threaded into the helical teeth engaged section after, can only dextrorotation rotate towards tightening direction, stuck during backward rotation, consist of antiwithdrawal device;
3. plush copper is engagement type: a body screw thread 6 of connecting pen body 8 is front portions of a corrugated tubing, its rear portion is contained in the interior intracavity of a body 8, the left front end of body screw thread 6 has two tooth mouth plush copper D, in storing medicine bottle overcoat 3 inwall relevant positions, two inwall plush copper E are arranged also, when storing medicine bottle overcoat 3 and a body screw thread 6 are tightened, these two groups of plush coppers of tooth mouth plush copper D and inwall plush copper E are in the position of engagement, continue again this moment firmly to tighten, effect due to two groups of engagement plush coppers, whole corrugated tubing is driven by brute force to rotate, power is delivered to limit rib and destroys thin limit rib, limit rib 10 is arranged between corrugated tubing and a body 8, thereby make corrugated tubing same turning together with storing medicine bottle overcoat 3, corrugated tubing does not all have restriction with a body 8 positive and negative rotations, so just can't take the storing medicine bottle overcoat 3 of loading onto the sixth of the twelve Earthly Branches apart, consist of antiwithdrawal device.
4. welding: storing medicine bottle overcoat 3 is welded interface with ultra-sonic welded or similar approach in the junction after linking into an integrated entity with a body screw thread 6, so just can't take the liquid containing bottle overcoat 3 of loading onto the sixth of the twelve Earthly Branches apart, consists of antiwithdrawal device.
Described disposable tamper Medical pen type syringe, adopt dosage adjusting knob 9 to control each dosage, be designed to each dosage is directly used readings signify on dosage adjusting knob 9, and not continuous metering, (or claiming non-accumulative total reading), be designed to 1+N gear according to dosage, N is 1-40 shelves, such design more can guarantee the accuracy of each dosage, and uses convenient.
The application of described disposable tamper Medical pen type syringe, by the patient be used for the injection to oneself doses medicine, include but not limited to diabetics be used for the injection to oneself doses insulin or insulin type medicine, sufferers of osteoporosis face injection calcitonin or parathyroid hormone, this class syringe also are applicable to inject other injection quasi drugss.
Beneficial effect of the present invention: the disposable tamper Medical pen type of the present invention syringe, after medicinal liquid divides the clamped bottle that installs to put into the storing medicine bottle overcoat as storing medicine bottle, a body that joins with it can't disassemble after tightening from corrugated tubing again, guarantees can not be reused after this pen-type injector storing medicine bottle medicinal liquid inside is finished again.
The present invention adopts the design of dosage adjusting knob in addition, and dosage is designed to discontinuous metering (or claiming non-accumulative total formula) reading, can be designed to a plurality of gears according to dosage, is preferably 2-20 gear.Such design more can guarantee the accuracy of each dosage, easily controls, and reading understands, and uses convenient.Thereby can guarantee that the patient does not re-use after using this syringe to reach the access times of regulation, both brought great convenience, guarantee simultaneously the series of problems that syringe can not bring because of life-time service, as measure inaccurate, use the problems such as safe and sanitary of bringing lack of standardization.
In a word, this disposable tamper Medical pen type syringe provided by the invention had both guaranteed with clamped bottle compatible, can provide again to be better than at present being used for the function that pen-type injector that clamped bottle uses possesses, implement the present invention and will produce good prospect in the drug administration field.
Description of drawings
The disposable tamper Medical pen type of Fig. 1 syringe.1, the pen cap, 2, the syringe needle screw socket, 3, the storing medicine bottle overcoat, 4, push rod, 5, antiwithdrawal device, 6, a body screw thread, 7, release-push, 8, a body, 9, the dosage adjusting knob.
The antiwithdrawal device schematic diagram of the disposable tamper Medical pen type syringe of Fig. 2 tamper sheet type.A, tamper sheet metal, 8, a body.
The disposable tamper Medical pen type syringe that Fig. 3 helical teeth is engagement type.1, the pen cap, 2, the syringe needle screw socket, 3, the storing medicine bottle overcoat, 4, push rod, 5, antiwithdrawal device (the unidirectional helical teeth of B, C), 6, a body screw thread, 7, release-push, 8, a body, 9, the dosage adjusting knob.
The antiwithdrawal device schematic diagram of the disposable tamper Medical pen type syringe that Fig. 4 helical teeth is engagement type.B, unidirectional helical teeth, C, unidirectional helical teeth, 8, a body.
The disposable tamper Medical pen type syringe that Fig. 5 plush copper is engagement type.1, the pen cap 2, syringe needle screw socket 3, storing medicine bottle overcoat, 4, push rod, 5, antiwithdrawal device: (D, tooth mouth plush copper, E, inwall plush copper), 6, a body screw thread (corrugated tubing), 7, release-push, 8, a body, 9, the dosage adjusting knob.
The antiwithdrawal device schematic diagram of the disposable tamper Medical pen type syringe that Fig. 6 plush copper is engagement type.5, antiwithdrawal device: (D, tooth mouth plush copper and E, inwall plush copper), 6, a body screw thread, 8, a body, 10, limit rib.
The specific embodiment
The following embodiment that provides can explain content of the present invention in more detail.But content of the present invention is not limited to the content that these embodiment set forth.
The design of described disposable tamper Medical pen type syringe for injection of insulin: content comprises: foil A is installed in the position at a body screw thread 6 as shown in Fig. 1 and Fig. 2, in storing medicine bottle overcoat 3 thread in inner cavity, vertically have 4 shallow slots, when pressing the tightening direction rotation, can without hindrancely rotate along the sheet metal bevel direction, if when oppositely unscrewing, sheet metal is reverse to be stuck in the shallow slot of thread in inner cavity, can not rotate, turn on by force and must damage screw thread, reach like this purpose of tamper.
The design of described disposable tamper Medical pen type syringe for injection of insulin: content comprises: in Fig. 3 and case shown in Figure 4, install helical teeth B additional in body screw thread 6 back, also install corresponding helical teeth C additional at storing medicine bottle overcoat 3 thread in inner cavity mouths, the helical teeth direction of helical teeth B and helical teeth C matches with the tightening direction of a body screw thread 6, can only rotate towards tightening direction, stuck during backward rotation, reach the tamper effect.
the design of described disposable tamper Medical pen type syringe for injection of insulin: content comprises: as shown in Fig. 5 and Fig. 6, a body screw thread 6 of connecting pen body 8 is front portions of corrugated tubing, its rear portion is contained in the interior intracavity of a body 8, the left front end of body screw thread 6 has two tooth mouth plush copper D, in storing medicine bottle overcoat 3 inwall relevant positions, two inwall plush copper E are arranged also, when storing medicine bottle overcoat 3 and a body screw thread 6 are tightened, these two groups of plush coppers are in the position of engagement, continue again this moment firmly to tighten, effect due to two groups of engagement plush coppers, whole corrugated tubing is driven by brute force to rotate, power is delivered to limit rib and destroys thin limit rib, thereby make corrugated tubing same turning together with the storing medicine bottle overcoat, body screw thread 6 all not have to limit with a body 8 positive and negative rotations, so just can't take the storing medicine bottle overcoat loaded onto apart.
Claims (3)
1. a disposable tamper Medical pen type syringe, is characterized in that being comprised of the pen cap (1), syringe needle screw socket (2), storing medicine bottle overcoat (3), push rod (4), antiwithdrawal device (5), a body screw thread (6), release-push (7), a body (8) and dosage adjusting knob (9), syringe needle screw socket (2) is arranged on storing medicine bottle overcoat (3) by an end of the pen cap (1), for equipped injection needle, push rod (4) is arranged on the end by storing medicine bottle overcoat (3) of a body (8), push rod (4) is connected with a body screw thread (6), at push rod (4) and body screw thread (a 6) seam, antiwithdrawal device (5) is set, body screw thread (6) is arranged on an end of a body (8), on body (8), release-push (7) is set, release-push (7) can be made along syringe axial line injection direction the parallel of setting, connect and control push rod (4) movement and inject, the end of body (8) is connected with dosage adjusting knob (9), be printed on the many gear dosage reading parallel with axial line on dosage adjusting knob (9) circumference, turn dosage adjusting knob (9) is to the dosage gear of setting, namely control the dosage of this time injection,
First dosage adjusting knob (9) being adjusted to and then advancing release-push (7) after the injecting drug use gear is start injection, inject complete after, release-push (7) is return the original place, dosage adjusting knob this moment (9) automatically resets; Clamped bottle is housed as the pen core storing medicine bottle in the storing medicine bottle overcoat (3) of this pen-type injector, the clamped bottle complete taking-up again after pen-type injector of packing into, after liquid medicine injection is finished in clamped bottle, this pen-type injector can not be reused again, is beneficial to anti-drug counterfeiting, drug quality control and drug safety;
Described antiwithdrawal device (5) is selected respectively one of four kinds of forms:
1. tamper sheet type: be installed at a tamper sheet metal (A) of body screw thread (6) seam and be arranged in a sulculus of body screw thread (6) mouth of pipe, vertically have 4 shallow slots in storing medicine bottle overcoat (3) thread in inner cavity, tamper sheet metal (A) has a bit of turning up along the screw thread tightening direction, can without hindrance rotation tighten when therefore forward tightening, fall when oppositely unscrewing against being obstructed and turning on, if turn on by force and damage screw thread, consist of antiwithdrawal device;
2. helical teeth is engagement type: install helical teeth (B) additional in body screw thread (6) back, also install corresponding helical teeth (C) additional at storing medicine bottle overcoat (3) thread in inner cavity mouth, the helical teeth direction of helical teeth (B) and helical teeth (C) matches with the tightening direction of a body screw thread (6), when storing medicine bottle overcoat (3) be connected body screw thread (6) connect be threaded into the helical teeth engaged section after, can only dextrorotation rotate towards tightening direction, stuck during backward rotation, consist of antiwithdrawal device;
3. plush copper is engagement type: a body screw thread (6) of connecting pen body (8) is the front portion of a corrugated tubing, its rear portion is contained in the interior intracavity of a body (8), the left front end of body screw thread (6) has two tooth mouth plush coppers (D), in storing medicine bottle overcoat (3) inwall relevant position, two inwall plush coppers (E) are arranged also, when storing medicine bottle overcoat (3) and a body screw thread (6) when tightening, these two groups of plush coppers of tooth mouth plush copper (D) and inwall plush copper (E) are in the position of engagement, continue again this moment firmly to tighten, effect due to two groups of engagement plush coppers, whole corrugated tubing is driven by brute force to rotate, power is delivered to limit rib and destroys thin limit rib, limit rib (10) is arranged between corrugated tubing and a body (8), thereby make corrugated tubing same turning together with storing medicine bottle overcoat (3), corrugated tubing does not all have restriction with a body (8) positive and negative rotation, so just can't take the liquid containing bottle overcoat (3) of loading onto the sixth of the twelve Earthly Branches apart, consist of antiwithdrawal device,
4. welding: storing medicine bottle overcoat (3) is welded interface with ultra-sonic welded or similar approach in the junction after linking into an integrated entity with a body screw thread (6), so just can't take the liquid containing bottle overcoat (3) of loading onto the sixth of the twelve Earthly Branches apart, consists of antiwithdrawal device.
2. disposable tamper Medical pen type syringe according to claim 1, it is characterized in that adopting dosage adjusting knob (9) to control each dosage, be designed to each dosage is directly used readings signify on dosage adjusting knob (9), and not continuous metering, or claim non-accumulative total reading, and being designed to 1+N gear according to dosage, N is 1-40 shelves, such design more can guarantee the accuracy of each dosage, and uses convenient.
3. the application of the described disposable tamper Medical pen type syringe of claim 1 or 2, it is characterized in that by the patient be used for the injection to oneself doses medicine, include but not limited to diabetics be used for the injection to oneself doses insulin or insulin type medicine, sufferers of osteoporosis face injection calcitonin or parathyroid hormone, this class syringe also are applicable to inject other injection quasi drugss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100518660A CN103100130A (en) | 2013-02-17 | 2013-02-17 | Disposable anti-dismantling medical pen type injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100518660A CN103100130A (en) | 2013-02-17 | 2013-02-17 | Disposable anti-dismantling medical pen type injector |
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| Publication Number | Publication Date |
|---|---|
| CN103100130A true CN103100130A (en) | 2013-05-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013100518660A Pending CN103100130A (en) | 2013-02-17 | 2013-02-17 | Disposable anti-dismantling medical pen type injector |
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| Country | Link |
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| CN (1) | CN103100130A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11104240A (en) * | 1997-08-11 | 1999-04-20 | Becton Dickinson & Co | Medicine feeding pen |
| CN102247636A (en) * | 2011-06-21 | 2011-11-23 | 无锡和邦生物科技有限公司 | Disposable tamper pen type injector |
| CN202161638U (en) * | 2011-06-21 | 2012-03-14 | 无锡和邦生物科技有限公司 | Disposable disassembly-proof pen type syringe |
| CN102448520A (en) * | 2009-03-24 | 2012-05-09 | 赛诺菲-安万特德国有限公司 | Device for delivering liquid medicament |
| CN203107876U (en) * | 2013-02-17 | 2013-08-07 | 无锡和邦生物科技有限公司 | Disposable medical pen type injector preventing disassembly |
-
2013
- 2013-02-17 CN CN2013100518660A patent/CN103100130A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11104240A (en) * | 1997-08-11 | 1999-04-20 | Becton Dickinson & Co | Medicine feeding pen |
| CN102448520A (en) * | 2009-03-24 | 2012-05-09 | 赛诺菲-安万特德国有限公司 | Device for delivering liquid medicament |
| CN102247636A (en) * | 2011-06-21 | 2011-11-23 | 无锡和邦生物科技有限公司 | Disposable tamper pen type injector |
| CN202161638U (en) * | 2011-06-21 | 2012-03-14 | 无锡和邦生物科技有限公司 | Disposable disassembly-proof pen type syringe |
| CN203107876U (en) * | 2013-02-17 | 2013-08-07 | 无锡和邦生物科技有限公司 | Disposable medical pen type injector preventing disassembly |
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| PB01 | Publication | ||
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Application publication date: 20130515 |