CN100418593C - Disposable self-destructing safety anesthesia syringe - Google Patents
Disposable self-destructing safety anesthesia syringe Download PDFInfo
- Publication number
- CN100418593C CN100418593C CNB200610107252XA CN200610107252A CN100418593C CN 100418593 C CN100418593 C CN 100418593C CN B200610107252X A CNB200610107252X A CN B200610107252XA CN 200610107252 A CN200610107252 A CN 200610107252A CN 100418593 C CN100418593 C CN 100418593C
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- Prior art keywords
- sleeve
- holder
- handguard
- medicine bottle
- bonnet
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Abstract
The present invention is one disposable self-destructing safety syringe with built-in medicine bottle and incapable of being reused. The safety syringe includes one outer sleeve, one hand guard with one end for the outer sleeve to be fixed in, one medicine bottle located inside the outer sleeve, and one fixing seat inside the outer sleeve capable of sliding inside the outer sleeve and with one end for the needle to be set in and the other end for the head of the medicine bottle to be clamped. The inside cavity of the outer sleeve has two lobes separately in its two end, one for limiting the fixing seat to avoid slipping out and the other for matching the fixing seat. The fixing seat has outer lobe set between the hand guard and the outer sleeve; and the medicine bottle has back plug with inserted push rod for pulling out the medicine bottle. The present invention can avoid reuse to prevent cross infection.
Description
Technical field
The invention belongs to technical field of medical instruments, relate in particular to a kind of built-in liquid medicine bottle and guarantee that injector to inject can't reusable disposable self-destructing safety anesthesia syringe after intact.
Background technology
In traditional syringe, a kind of is the glass syringe that carries out disinfection repeatedly and use, a kind of is that disposable use is depleted plastic injector, these two kinds of syringes in use, all need earlier syringe needle to be inserted to be equipped with in the medicine bottle of medicinal liquid, the patient is injected behind the suction medicinal liquid again, syringe and medicine bottle are split settings, inefficiency during injection, complex operation.In order to overcome above-mentioned defective, the various syringes that syringe and medicine bottle are combined have also appearred at present, utility model patent as patent No. CN98249286.3, disclose the dentistry anesthetics syringe that a kind of dentistry is used, the medicine bottle of this syringe and syringe needle are disposable uses, and syringe is reusable, therefore this syringe can't be guaranteed after injection finishes, reusable phenomenon is not fundamentally stopped in the self-destruction of syringe itself, health that can't the warrantor.Conventional injector is after finishing using simultaneously, and when the collection personnel of syringe discarded syringe in collection, the syringe needle that will be exposed was stabbed because of carelessness, and safety is very poor.
Summary of the invention
The objective of the invention is to overcome the deficiency of prior art existence and a kind of reusable disposable self-destructing safety anesthesia syringe of syringe of can stopping is provided, avoid the intercrossing infection of disease.
The object of the present invention is achieved like this: comprise in the inner chamber sleeve of placing medicine bottle, be installed in the handguard that cooperates with the hole with sleeve on the barrel end, be arranged on the syringe needle on the barrel forward end, concrete structure is as follows:
A, syringe needle are installed on the front end of holder and pass holder and be exposed in the telescopic inner chamber, fixed seating is contained in the telescopic inner chamber, telescopic front port limits holder and skids off, the outer both sides of the end wall of holder are provided with outstanding button bit, after moving to barrel end, the button bit that should give prominence to falls between sleeve and the handguard, the restriction holder is stuck between sleeve and the handguard
B, end at holder also is provided with tail end double-vane, the sub-inboard of tail end double-vane is provided with the obverse and reverse back-off and colludes, the front back-off colludes to blocking vial neck and colludes with the back-off that medicine bottle shrinks back, the reverse side back-off colludes to injecting the back holder and shrinks back to the pin cutting edge of a knife or a sword plant sleeve of syringe needle with medicine bottle, when holder is stuck between sleeve and the handguard, the back-off that matches with inwall loxosis that the handguard inwall is provided with colludes, the reverse side loxosis that the reverse side back-off colludes is provoked by the inwall loxosis, the screens of medicine bottle bottleneck is released, medicine bottle comes off and withdraws from
C, the bonnet that compresses medicine bottle is installed in handguard, the front end of bonnet is provided with the shell fragment that is used for fixing medicine bottle, and the outer wall of bonnet is provided with trapezoidal column, and the handguard afterbody is provided with " L " type wall and bumps Chuan Keng, bonnet bumps Chuan Keng by the trapezoidal column of bonnet and " L " type wall of handguard and matches and be installed on the handguard
D, in bonnet, be inserted with and promote the push rod that the liquid medicine bottle piston slides, the device of pulling out liquid medicine bottle is installed at the push rod head.
The front end of holder is provided with the screw thread of fixed installation syringe needle, fixed seating is contained in the telescopic inner chamber, the outstanding button bit place that both sides are provided with outside the end wall of holder also is provided with boss, this boss matches with the chute that the barrel bore wall is provided with, this boss horizontally slips between the sleeve two-port along the chute on the barrel bore wall, and the restriction holder rotates.
" this outstanding button bit falls between sleeve and the handguard after moving to barrel end, restriction holder be stuck between sleeve and the handguard " is meant the step site formation left-hand thread position of button bit that this is outstanding and telescopic inner wall at end, handguard, the internal diameter of handguard inwall is greater than the external diameter of liquid medicine bottle and bonnet, outstanding button bit falls in the step site formation left-hand thread position cavity of telescopic inner wall at end and handguard, also is provided with a projection that has the inclined-plane at telescopic end simultaneously.Promptly be provided with on telescopic inner wall at end and make things convenient for holder to slide into shell fragment in the sleeve, shell fragment is provided with the screens of falling that the restriction holder can not push away forward.Perhaps complete cycle is provided with the step that the chucking holder can not push away forward on the barrel end inwall.
The push rod that horizontally slips that is with in bonnet, push rod front end are provided with to push and are covered with step after bonnet is easily entered, leaned on when pulling out and block the screens of falling that is difficult for pulling out.
Described device of pulling out liquid medicine bottle is fixed in the screens of push rod by the square hole which is provided with on the steel disc for the push rod front end is provided with and the friction tight screens of steel disc, is provided with the back-off fork that the rubber stopper that catches in the liquid medicine bottle works the effect of pulling back before the steel disc.
The end of push rod is a bracelet, and armrest ring place is provided with double-vane on push rod, and this double-vane matches with the oblique screens of bonnet.
The positive back side of handguard is equipped with and the friction tight square hole in telescopic protruding position, one side the position that pulls of handguard is circle.
Described push rod, handguard, holder, sleeve, syringe needle adopt non-toxic plastic to make, and sleeve is that high transparent non-toxic plastics is made, and steel disc is that rustless steel or plastics are made.
The present invention has novel structure, and is economical and practical, is convenient to reclaim safety, can stops the syringe repeated use, avoids the advantage of the intercrossing infection of disease.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is a needle head structure sketch map of the present invention.
Fig. 3 is a tube-in-tube structure sketch map of the present invention.
Fig. 4 is a fixed seat structure sketch map of the present invention.
Fig. 5 is a handguard structural representation of the present invention.
Fig. 6 is a liquid medicine bottle structural representation of the present invention.
Fig. 7 is a rear cover structure sketch map of the present invention.
Fig. 8 is a steel disc structural representation of the present invention.
Fig. 9 is a pusher structure sketch map of the present invention.
Figure 10 is an A-A cutaway view sketch map of the present invention.
Figure 11 is a sketch map before the injection of the present invention.
Figure 12 is an injection of the present invention back sketch map.
The specific embodiment
As shown in Figure 1, the present invention includes in the inner chamber sleeve 3 of placing medicine bottle 2, be installed in the handguard 4 that cooperates with the hole with sleeve 3 on sleeve 3 ends, be arranged on the syringe needle 1 on sleeve 3 front ends.
Shown in Fig. 1,2,3,4,5,6,7,8,9,10, syringe needle 1 is installed on the front end of holder 7 and passes holder 7 and is exposed in the inner chamber of sleeve 3, holder 7 is sleeved in the inner chamber of sleeve 3, the front port of sleeve 3 limits holder 7 and skids off, the outer both sides of the end wall of holder 7 are provided with outstanding button bit 13, fall between sleeve 3 and the handguard 4 after the button bit 13 that should give prominence to moves to sleeve 3 ends, restriction holder 7 is stuck between sleeve 3 and the handguard 4;
End at holder 7 also is provided with tail end double-vane, the sub-inboard of tail end double-vane is provided with the obverse and reverse back-off and colludes 16, the front back-off colludes to blocking vial neck 20 and colludes with the back-off that medicine bottle shrinks back, the reverse side back-off colludes to injecting the back holder and shrinks back to the pin cutting edge of a knife or a sword plant sleeve of syringe needle, when holder 7 is stuck between sleeve 3 and the handguard 4 with medicine bottle, the back-off that matches with inwall loxosis 31 that handguard 4 inwalls are provided with colludes, the reverse side loxosis that the reverse side back-off colludes is provoked by inwall loxosis 31, the screens of medicine bottle bottleneck is released, and medicine bottle comes off and withdraws from;
The bonnet 5 that compresses medicine bottle is installed in handguard 4, the front end of bonnet 5 is provided with the shell fragment 21 that is used for fixing medicine bottle, the outer wall of bonnet is provided with trapezoidal column 22, handguard 4 afterbodys be provided with " L " type wall bump wear the hole 19, bonnet 5 bumps to wear by the trapezoidal column 22 of bonnet and " L " type wall of handguard 4 and cheats 19 and match and be installed on the handguard 4
In bonnet 5, be inserted with and promote the push rod 6 that the liquid medicine bottle piston slides, the device of pulling out liquid medicine bottle is installed at push rod 6 heads.
Shown in Fig. 1,3,4, the front end of holder 7 is provided with the screw thread 12 of fixed installation syringe needle 1, holder 7 is sleeved in the inner chamber of sleeve 3, outstanding button bit 13 places that both sides are provided with outside the end wall of holder 7 also are provided with boss, this boss matches with the chute 9 that sleeve 3 internal chamber walls are provided with, this boss horizontally slips between sleeve 3 two-port along the chute 9 on sleeve 3 internal chamber walls, and restriction holder 7 rotates.
Shown in Fig. 1,3,4,5, " this outstanding button bit 13 falls between sleeve 3 and the handguard 4 after moving to sleeve 3 ends, restriction holder 7 be stuck between sleeve 3 and the handguard 4 " be meant this outstanding button bit 13 and sleeve 3 inner wall at end 11, handguard 4 step site 18 form the left-hand thread positions, the internal diameter of handguard 4 inwalls is greater than the external diameter of liquid medicine bottle and bonnet, the inner wall at end 11 that outstanding button bit 13 falls into sleeve 3 forms in the cavity of left-hand thread position with step site 18 of handguard 4, and the end at sleeve 3 also is provided with a projection that has the inclined-plane simultaneously.
Be provided with on the inner wall at end 11 of sleeve 3 and make things convenient for holder 7 to slide into shell fragment 15 in the sleeve 3, shell fragment is provided with the screens of falling that the restriction holder can not push away forward.Perhaps complete cycle is provided with the step 14 that the chucking holder can not push away forward on sleeve 3 inner wall at end 11.
Shown in Fig. 1,7,8,9, the push rod that horizontally slips 6 that in bonnet 5, is with, push rod 6 front ends be provided with push be covered with after bonnet is easily entered, leaned on when pulling out step 25 block be difficult for pulling out fall screens 28.
Described device of pulling out liquid medicine bottle is provided with and steel disc 8 friction tight screens 30 for the push rod front end, be fixed in the screens 30 of push rod by the square hole 27 which is provided with on the steel disc 8, be provided with the back-off fork 26 that the rubber stopper 24 that catches in the liquid medicine bottle works the effect of pulling back before the steel disc.
The end of push rod 6 is a bracelet, and armrest ring place is provided with double-vane 29 on push rod 6, and this double-vane 29 matches with the oblique screens 23 of bonnet.
Shown in Fig. 1,5, the positive back side of handguard 4 is equipped with and telescopic protruding position 10 friction tight square holes 17, one side the position that pulls of handguard 4 is circle.
When the present invention uses with bonnet (having overlapped upper push-rod, steel disc) by taking out in the handguard 4, medicine bottle is gone into to sleeve by handguard 4 rear end borehole jacks, covers the bonnet syringe needle of screwing on, push rod pushes away forward and makes injectable.
1, push rod 6: be enclosed within the bonnet and can horizontally slip, the push rod front end is provided with 28 and falls screens and push bonnet and easily enter, being covered with step 25 after leaning on when pulling out blocks and is difficult for pulling out, the push rod front end is provided with 30 screens and steel disc 27 tight fits, armrest ring place is provided with double-vane 29 and bonnet 23 oblique clamping matching, reaches before the injection to inject the convenient bonnet that takes out that finishes.
2, handle 4: but the effect of handle fixed muffle and bonnet, and the positive back side of handle is equipped with square hole 17 and 10 protruding tight fits of sleeve, and is not quick detachable, one side the position that pulls of handle is designed to circle, can make push rod easily toward post-tensioning.The handle inwall be provided with step site 18 cooperate injection with holder trip 13 after, guarantee that holder is stuck in the handle, the handle afterbody is provided with " L " type wall and bumps and wear hole 19, cooperates fixedly bonnet effect with bonnet 22 trapezoidal column.
3, bonnet 5: be enclosed within on the push rod and can horizontally slip, inwall is provided with step 25 and has cooperated the left-hand thread effect with push rod 28 back-off positions, and front end is provided with shell fragment 21 and is used for fixing the medicine bottle effect, and the positive back side of the outer wall of bonnet is provided with trapezoidal column 22 and cooperates convenient mounting or dismounting bonnet with handle 19.
4, sleeve 3: have 10 oblique back-off positions and handguard 17 square hole tight fits on the telescopic afterbody, and pack into easily and can't extract.Inwall is provided with 9 chutes and holder 13 protruding positions and cooperates and play the guiding role.And block holder when guaranteeing to twist syringe needle and can not rotate.The sleeve afterbody is provided with 15 shell fragments, makes things convenient for holder to put in the sleeve, and shell fragment is provided with down the effect that screens 11 restriction holders can not push away forward, establishes step 14 (complete cycle) and tightens holder equally, the effect that can not push away forward.
5, syringe needle 1: the syringe needle inwall is provided with screw thread and cooperates with holder 7.
6, medicine bottle 2: the liquid medicine bottle tail end is provided with rubber stopper 24 and fastens rubber stopper 24 by the steel disc of pulling back, and is pulled up to the effect of pumpback backward.The liquid medicine bottle front end is provided with aluminum pool sheet, the thin rubber sheet, and syringe needle penetrates the thin rubber sheet by aluminum pool sheet and enters in the medicine bottle.
7, steel disc 8: be provided with square hole 27 and be fixed on the push rod 30, be provided with 26 back-offs fork before the steel disc and catch on the interior rubber stopper of liquid medicine bottle, play a part to pull back.
8, holder 7: the holder front end is provided with 12 screw threads, but the effect of fixed needle 1, the outer both sides of wall are provided with protruding 13 and cooperate and can only slide up and down with sleeve lining groove 9, and button bit 13 and button bit 18 cooperate, and restriction holder 7 is stuck in the middle of sleeve and the handle.The sub-inboard of tail end double-vane is provided with 16 fronts, the reverse side back-off colludes.Positive: as can to block the cervical region of medicine bottle, the convenient effect that shrinks back with medicine bottle.Reverse side: injection back holder shrinks back to the pin cutting edge of a knife or a sword with medicine bottle and ensconces security bit in the sleeve, just block in sleeve lining 11 screens, when guaranteeing that the pin cutting edge of a knife or a sword is not stabbed hands, the reverse side loxosis just cooperates with handle 4 inwall loxosises 30, and the medicine bottle released medicine bottle of bottleneck screens that continues to shrink back can withdraw from easily.
9, injection finishes, push rod pushes away forward and changes counterclockwise in steel disc blocks medicine bottle that bonnet breaks away from handle in the rubber stopper 24 under the push rod double-vane rotates, push rod separates together with bonnet rubber stopper 24 and medicine bottle toward post-tensioning, medicine bottle has half and exposes outside handle simultaneously, draw medicine bottle can break away from holder easily with have gentle hands, and separate with handle.
Described anesthetic syringe: push rod, handle, holder, sleeve, syringe needle (except that pin cutting edge of a knife or a sword pipe) all are to make with non-toxic plastic, and sleeve is that high transparent non-toxic plastics is made (because of observing liquid medicine).Spring rustless steel or plastics, steel disc are that rustless steel or plastics are made, and medicine bottle is that glass or plastics are made.
Claims (10)
1. disposable self-destructing safety anesthesia syringe, comprise the sleeve (3) of placing medicine bottle (2) in the inner chamber, be installed in the handguard (4) that cooperates with the hole with sleeve (3) on sleeve (3) end, be arranged on the syringe needle (1) on sleeve (3) front end, it is characterized in that:
A, syringe needle (1) are installed on the front end of holder (7) and pass holder (7) and be exposed in the inner chamber of sleeve (3), holder (7) is sleeved in the inner chamber of sleeve (3), the front port of sleeve (3) limits holder (7) and skids off, the outer both sides of the end wall of holder (7) are provided with outstanding button bit (13), after moving to sleeve (3) end, the button bit (13) that should give prominence to falls between sleeve (3) and the handguard (4), restriction holder (7) is stuck between sleeve (3) and the handguard (4)
B, end at holder (7) also is provided with tail end double-vane, the sub-inboard of tail end double-vane is provided with the obverse and reverse back-off and colludes (16), the front back-off colludes to blocking vial neck (20) and colludes with the back-off that medicine bottle shrinks back, the reverse side back-off colludes to injecting the back holder and shrinks back to the pin cutting edge of a knife or a sword plant sleeve of syringe needle with medicine bottle, when holder (7) is stuck between sleeve (3) and the handguard (4), with protect the back-off that the inwall loxosis (31) that is provided with in (4) inwall matches and collude, the reverse side loxosis that the reverse side back-off colludes is provoked by inwall loxosis (31), the screens of medicine bottle bottleneck is released, medicine bottle comes off and withdraws from
C, the bonnet (5) that compresses medicine bottle is installed in handguard (4), the front end of bonnet (5) is provided with the shell fragment (21) that is used for fixing medicine bottle, the outer wall of bonnet is provided with trapezoidal column (22), protect and be provided with " L " type wall in (4) afterbody and bump Chuan Keng (19), bonnet (5) bumps Chuan Keng (19) by the trapezoidal column (22) of bonnet and " L " type wall of handguard (4) and matches and be installed on the handguard (4)
D, in bonnet (5), be inserted with and promote the push rod (6) that the liquid medicine bottle piston slides, the device of pulling out liquid medicine bottle is installed at push rod (6) head.
2. disposable self-destructing safety anesthesia syringe according to claim 1, it is characterized in that: the front end of holder (7) is provided with the screw thread (12) of fixed installation syringe needle (1), holder (7) is sleeved in the inner chamber of sleeve (3), the outstanding button bit (13) that both sides are provided with outside the end wall of holder (7) locates also to be provided with boss, this boss matches with the chute (9) that sleeve (3) internal chamber wall is provided with, this boss horizontally slips between sleeve (3) two-port along the chute (9) on sleeve (3) internal chamber wall, and restriction holder (7) rotates.
3. disposable self-destructing safety anesthesia syringe according to claim 1, it is characterized in that: " this outstanding button bit (13) falls between sleeve (3) and the handguard (4) after moving to sleeve (3) end; restriction holder (7) is stuck between sleeve (3) and the handguard (4) " is meant the button bit (13) that this is given prominence to and the inner wall at end (11) of sleeve (3), step site (18) of handguard (4) form the left-hand thread position, the internal diameter of handguard (4) inwall is greater than the external diameter of liquid medicine bottle and bonnet, outstanding button bit (13) falls into the inner wall at end (11) of sleeve (3) and step site (18) of handguard (4) form in the cavity of left-hand thread position, and the end at sleeve (3) also is provided with a projection that has the inclined-plane simultaneously.
4. disposable self-destructing safety anesthesia syringe according to claim 1, it is characterized in that: the push rod that horizontally slips (6) that in bonnet (5), is with, push rod (6) front end be provided with push be covered with after bonnet is easily entered, leaned on when pulling out step (25) block be difficult for pulling out fall screens (28).
5. disposable self-destructing safety anesthesia syringe according to claim 1, it is characterized in that: described device of pulling out liquid medicine bottle is provided with and the friction tight screens of steel disc (8) (30) for the push rod front end, steel disc (8) is gone up and is fixed in the screens (30) of push rod by the square hole (27) which is provided with, and is provided with the back-off fork (26) that the rubber stopper (24) that catches in the liquid medicine bottle works the effect of pulling back before the steel disc.
6. disposable self-destructing safety anesthesia syringe according to claim 1 is characterized in that: the end of push rod (6) is a bracelet, goes up armrest ring place at push rod (6) and is provided with double-vane (29), and this double-vane (29) matches with the oblique screens (23) of bonnet.
7. disposable self-destructing safety anesthesia syringe according to claim 1 is characterized in that: the positive back side of handguard (4) is equipped with and telescopic protruding position (10) friction tight square hole (17), handguard (4) one side pull the position for circular.
8. disposable self-destructing safety anesthesia syringe according to claim 3, it is characterized in that: be provided with on the inner wall at end (11) of sleeve (3) and make things convenient for holder (7) to slide into shell fragment (15) in the sleeve (3), shell fragment is provided with the screens of falling that the restriction holder can not push away forward.
9. disposable self-destructing safety anesthesia syringe according to claim 3 is characterized in that: go up complete cycle in sleeve (3) inner wall at end (11) and be provided with the step (14) that the chucking holder can not push away forward.
10. disposable self-destructing safety anesthesia syringe according to claim 1 is characterized in that: described push rod, handguard, holder, sleeve, syringe needle adopt non-toxic plastic to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200610107252XA CN100418593C (en) | 2006-10-09 | 2006-10-09 | Disposable self-destructing safety anesthesia syringe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200610107252XA CN100418593C (en) | 2006-10-09 | 2006-10-09 | Disposable self-destructing safety anesthesia syringe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1931386A CN1931386A (en) | 2007-03-21 |
| CN100418593C true CN100418593C (en) | 2008-09-17 |
Family
ID=37877507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB200610107252XA Expired - Fee Related CN100418593C (en) | 2006-10-09 | 2006-10-09 | Disposable self-destructing safety anesthesia syringe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100418593C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106994199A (en) * | 2017-05-16 | 2017-08-01 | 上海博洽医疗器械有限公司 | It is easy to the injector for medical purpose of one-handed performance |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4957490A (en) * | 1986-12-16 | 1990-09-18 | National Research Development Corporation | Injection device |
| US5112307A (en) * | 1990-04-24 | 1992-05-12 | Habley Medical Technology Corp. | Dental syringe having a medication filled carpule and an automatically-detaching piston stem |
| US5405326A (en) * | 1993-08-26 | 1995-04-11 | Habley Medical Technology Corporation | Disposable safety syringe with retractable shuttle for luer lock needle |
| US20030073958A1 (en) * | 2001-10-11 | 2003-04-17 | Inter-Med, Llc | Disposable aspirating safety syringe |
| CN1817376A (en) * | 2006-03-17 | 2006-08-16 | 李文勇 | Disposable self-destruction safety syringe |
| CN200954296Y (en) * | 2006-10-09 | 2007-10-03 | 李文勇 | Disposable self-damaged safety anesthesia injector |
-
2006
- 2006-10-09 CN CNB200610107252XA patent/CN100418593C/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4957490A (en) * | 1986-12-16 | 1990-09-18 | National Research Development Corporation | Injection device |
| US5112307A (en) * | 1990-04-24 | 1992-05-12 | Habley Medical Technology Corp. | Dental syringe having a medication filled carpule and an automatically-detaching piston stem |
| US5405326A (en) * | 1993-08-26 | 1995-04-11 | Habley Medical Technology Corporation | Disposable safety syringe with retractable shuttle for luer lock needle |
| US20030073958A1 (en) * | 2001-10-11 | 2003-04-17 | Inter-Med, Llc | Disposable aspirating safety syringe |
| CN1817376A (en) * | 2006-03-17 | 2006-08-16 | 李文勇 | Disposable self-destruction safety syringe |
| CN200954296Y (en) * | 2006-10-09 | 2007-10-03 | 李文勇 | Disposable self-damaged safety anesthesia injector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1931386A (en) | 2007-03-21 |
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| SE01 | Entry into force of request for substantive examination | ||
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080917 Termination date: 20121009 |