CN202761890U - Four-in-one guide wire lead-in device with wire entering from lateral portion - Google Patents
Four-in-one guide wire lead-in device with wire entering from lateral portion Download PDFInfo
- Publication number
- CN202761890U CN202761890U CN 201220349980 CN201220349980U CN202761890U CN 202761890 U CN202761890 U CN 202761890U CN 201220349980 CN201220349980 CN 201220349980 CN 201220349980 U CN201220349980 U CN 201220349980U CN 202761890 U CN202761890 U CN 202761890U
- Authority
- CN
- China
- Prior art keywords
- silk
- sliding sleeve
- slide mass
- unification
- advances
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
A four-in-one guide wire lead-in device with the wire entering from a lateral portion comprises a sliding sleeve pipe, and a sliding body arranged inside the sliding sleeve pipe, wherein an expansion pipe is arranged at the front end of the sliding sleeve pipe, a puncturing needle is arranged at the front end of the sliding body and is capable of sliding in the expansion pipe when the sliding body slides inside the sliding sleeve pipe, a central pipeline coaxial with the puncturing needle is arranged inside the sliding body, one lateral portion of the sliding body is provided with a guide wire lead-in mouth body extending out of the sliding sleeve pipe, a one-way guide wire pipeline is arranged inside the guide wire lead-in mouth body and is smoothly communicated with the central pipeline, the other lateral portion of the sliding body is provided with an injector connection body extending out of the sliding sleeve pipe, and the rear portion of the injector connection body is connected with an injector, an injection pipeline is arranged inside the injector connection body and is communicated with the central pipeline. The four-in-one guide wire lead-in device with the wire entering from the lateral portion simultaneously combines four operational procedures of puncture, expansion, blood return and guide wire leading in, the operations can be completed in one instrument, and therefore the efficiency of leading in the guide wire is improved.
Description
Technical field
The present invention relates to the technical field for the medical apparatus and instruments that imports conduit, particularly relate to the four unification Silk-guiding lead-in devices that a kind of sidepiece advances silk.
Background technology
Structurally all there is certain defective in Silk-guiding lead-in device of the prior art, can not be smooth, complete operation fast, puncture, expansion, blood back, the steps such as seal wire importing can not be finished at same apparatus, need the cooperation of a plurality of apparatuses just can finish, its comfort level is bad for patient, for medical personnel, operation inconvenience, therefore be necessary to propose a kind of new integrated apparatus, Chinese patent 200720059731.9 discloses a kind of Silk-guiding lead-in device of subsidiary conduit implant into body, combine puncture, expansion, blood back, the steps such as seal wire importing, substantially can realize finishing at same apparatus, but owing to not being direct-connected between the slide head of its syringe and inside, syringe is positioned on the auxiliary needle cylinder, like this when puncture procedure, the length that puncture needle stretches out can only be fixed on a certain length, can not adjust, can not adjust according to different situations, use certain limitation.
Summary of the invention
The present invention proposes the four unification Silk-guiding lead-in devices that a kind of sidepiece advances silk for addressing the above problem.
Technical scheme of the present invention is: a kind of sidepiece advances four unification Silk-guiding lead-in devices of silk, comprise sliding sleeve, be installed in the slide mass of sliding sleeve inside, the front end of sliding sleeve is provided with convergent divergent channel, the front end of described slide mass is provided with piercing needle, when slide mass slides in sliding sleeve, this piercing needle can slide in convergent divergent channel, be provided with the center culvert coaxial with piercing needle in the described slide mass, the slide mass sidepiece is provided with the seal wire that stretches out sliding sleeve and introduces the mouth body, this seal wire is introduced mouth body inside and is provided with unidirectional logical seal wire pipeline, this seal wire pipeline smoothly is communicated with center culvert, the other sidepiece of described slide mass is provided with the syringe connector that stretches out sliding sleeve, the rear portion of this syringe connector is connected with syringe, and the inside of this syringe connector is provided with the injection pipeline syringe is communicated with described center culvert.
The plane at described seal wire pipeline centrage and center culvert centrage place is the A plane, and the plane at described injection pipeline centrage and center culvert centrage place is the B plane, and the angle between two planes is α, 20 °≤α≤180 °; Angle between described seal wire pipeline centrage and the center culvert centrage is β, β≤30 °.
The sidewall of described sliding sleeve is provided with two chutes, and the location matches of mouth body and syringe connector is introduced respectively in the position of two chutes with described seal wire.
Described sliding sleeve rear sidewall is provided with penetrating breach, described slide mass is provided with positioning groove, the four unification Silk-guiding lead-in devices that this sidepiece advances silk also include a U-shaped card, when the locating slot on the slide mass and the gap position on the sliding sleeve at once, the U-shaped card snaps in locating slot and the breach.
Described sliding sleeve afterbody is provided with the end portion supports plug, and this end portion supports plug comprises fills in the inner internal ring of sliding sleeve, and is wrapped in the outer shroud of sliding sleeve outside; Be provided with non-return structure between the afterbody of described slide mass and the outer face of support plug.
Described non-return structure is included in two summaries of two barbs of slide mass afterbody and support plug outer face toward the card lobe of outer incline, the afterbody of two card lobes is connected to the outer edge of support plug, the front end of card lobe stretches to the axis of support plug, and the distance between two card lobe front ends is less than the width of the bill of barb.
Described syringe connector is provided with the arc push pedal of the depression of mating with thumb.
Described center culvert inside is provided with check valve.
Be provided with hermetically-sealed construction between described piercing needle and the convergent divergent channel inwall.
Beneficial effect of the present invention
The sidepiece of this invention advances four unification Silk-guiding lead-in devices of silk, and four operating process that import in conjunction with puncture, expansion, blood back, seal wire simultaneously can be finished aforesaid operations at an apparatus, improve the efficient that seal wire imports.
Seal wire is introduced the mouth body in this invention and the syringe connector all links together with slide mass, be synchronized with the movement with slide mass, so just can realize piercing needle is stretched out the length of convergent divergent channel, thereby can adapt to different patients conditions, adjust flexibly the length that puncture needle stretches out convergent divergent channel.
Resistance when penetrating in order further to reduce seal wire, the present invention introduces the diverse location that mouth body and syringe connector are arranged on the slide mass side with seal wire, so just can further reduce the angle between seal wire pipeline and the center culvert, thereby the frictional force when reducing seal wire and entering, seal wire is easily entered, reduce the operating time, improve the efficient of operation.
Breach is set and at slide mass positioning groove is set at the sliding sleeve rear portion, can when puncture needle is retracted, realize fixing between slide mass and the sliding sleeve, like this when expansion, can avoid puncture needle to leap up out, puncture blood vessel, perhaps cause other injuries to patient.
Described non-return structure can avoid the secondary of this apparatus to use, in case medical personnel have finished the work that seal wire imports with this apparatus, remove the U-shaped card, can shift backward slide mass onto the end, non-return structure between the outer face of slide mass afterbody and support plug can block slide mass, it can not again to front slide, so just can not have been used by secondary.
Description of drawings
Fig. 1 be the sidepiece four unification Silk-guiding lead-in devices that advance silk the syringe needle direction face structural representation;
Fig. 2 is the left TV structure schematic diagram of the puncture state of Fig. 1;
Fig. 3 is the A-A cross-sectional view of the puncture state of Fig. 1;
Fig. 4 is the left TV structure schematic diagram of Fig. 3;
Fig. 5 is the B-B cross-sectional view of the puncture state of Fig. 1;
Fig. 6 is the A-A cross-sectional view of the expansion state of Fig. 1;
Fig. 7 is the A-A cross-sectional view of the self-destruction state of Fig. 1;
1. piercing needles among the figure, 2. convergent divergent channel, 3. sliding sleeve, 4. slide mass, 5. seal wire is introduced mouth body, 6. seal wire pipeline, 7. center culvert, 8. breach, 9. draw-in groove, 10. check valve, 11. chutes, 12. end portion supports plugs, 13. card lobes, 14. syringes, 15. injection pipelines, 16. arc push pedals, 17. syringe connectors, 18. barbs.
The specific embodiment
Embodiment: referring to Fig. 1-7, a kind of sidepiece advances four unification Silk-guiding lead-in devices of silk among the figure, comprise sliding sleeve, be installed in the slide mass of sliding sleeve inside, the front end of sliding sleeve is provided with convergent divergent channel, the front end of described slide mass is provided with piercing needle, when slide mass slides in sliding sleeve, this piercing needle can slide in convergent divergent channel, be provided with the center culvert coaxial with piercing needle in the described slide mass, the slide mass sidepiece is provided with the seal wire that stretches out sliding sleeve and introduces the mouth body, this seal wire is introduced mouth body inside and is provided with unidirectional logical seal wire pipeline, this seal wire pipeline smoothly is communicated with center culvert, the other sidepiece of described slide mass is provided with the syringe connector that stretches out sliding sleeve, the rear portion of this syringe connector is connected with syringe, and the inside of this syringe connector is provided with the injection pipeline syringe is communicated with described center culvert.The plane at described seal wire pipeline centrage and center culvert centrage place is the A plane, the plane at described injection pipeline centrage and center culvert centrage place is the B plane, angle between two planes is α, and 20 °≤α≤180 °, α is 90 ° in the present embodiment; Angle between described seal wire pipeline centrage and the center culvert centrage is β, β≤30 °, and β is 15 ° in the present embodiment.The sidewall of described sliding sleeve is provided with two chutes, and the location matches of mouth body and syringe connector is introduced respectively in the position of two chutes with described seal wire.Described sliding sleeve rear sidewall is provided with penetrating breach, described slide mass is provided with positioning groove, the four unification Silk-guiding lead-in devices that this sidepiece advances silk also include a U-shaped card, when the locating slot on the slide mass and the gap position on the sliding sleeve at once, the U-shaped card snaps in locating slot and the breach.Described sliding sleeve afterbody is provided with the end portion supports plug, and this end portion supports plug comprises fills in the inner internal ring of sliding sleeve, and is wrapped in the outer shroud of sliding sleeve outside; Be provided with non-return structure between the afterbody of described slide mass and the outer face of support plug.Described non-return structure is included in two summaries of two barbs of slide mass afterbody and support plug outer face toward the card lobe of outer incline, the afterbody of two card lobes is connected to the outer edge of support plug, the front end of card lobe stretches to the axis of support plug, and the distance between two card lobe front ends is less than the width of the bill of barb.Described syringe connector is provided with the arc push pedal of the depression of mating with thumb.Described center culvert inside is provided with check valve.Be provided with hermetically-sealed construction between described piercing needle and the convergent divergent channel inwall.
Certainly α and the β in above-described embodiment can be worth for other, can form more embodiment like this, differs at this and one enumerates, and all belongs to the protection domain of this patent.
This sidepiece advances the work process of four unification Silk-guiding lead-in devices of silk:
It at first is puncture, promote first push pedal puncture needle is passed the suitable length of convergent divergent channel, blood vessel patient punctures, then by the syringe of pulling back, observe the blood back situation, to judge that puncture needle is whether in the intravasation, if in the piercing needle intravasation, promoting the arc push pedal moves ahead convergent divergent channel, make convergent divergent channel along in the piercing needle intravasation, this moment, convergent divergent channel all was wrapped in piercing needle, fastened by U-shaped between sliding sleeve and the slide mass, then movable whole Silk-guiding lead-in device, make convergent divergent channel movable at the blood vessel breakage, expand, introduce the mouth body by seal wire after expansion is finished and insert seal wire, make the seal wire intravasation, just finished the importing process of seal wire.
With Silk-guiding lead-in device later, remove the U-shaped card after, firmly with arc push pedal pusher, make barb eject the card lobe, the card lobe is clamped in the barb, realizes self-destruction.
Claims (9)
1. a sidepiece advances four unification Silk-guiding lead-in devices of silk, comprise sliding sleeve, be installed in the slide mass of sliding sleeve inside, the front end of sliding sleeve is provided with convergent divergent channel, the front end of described slide mass is provided with piercing needle, when slide mass slides in sliding sleeve, this piercing needle can slide in convergent divergent channel, be provided with the center culvert coaxial with piercing needle in the described slide mass, the slide mass sidepiece is provided with the seal wire that stretches out sliding sleeve and introduces the mouth body, this seal wire is introduced mouth body inside and is provided with unidirectional logical seal wire pipeline, this seal wire pipeline smoothly is communicated with center culvert, it is characterized in that: the other sidepiece of described slide mass is provided with the syringe connector that stretches out sliding sleeve, the rear portion of this syringe connector is connected with syringe, and the inside of this syringe connector is provided with the injection pipeline syringe is communicated with described center culvert.
2. sidepiece according to claim 1 advances four unification Silk-guiding lead-in devices of silk, it is characterized in that: the plane at described seal wire pipeline centrage and center culvert centrage place is the A plane, the plane at described injection pipeline centrage and center culvert centrage place is the B plane, angle between two planes is α, 20 °≤α≤180 °; Angle between described seal wire pipeline centrage and the center culvert centrage is β, β≤30 °.
3. sidepiece according to claim 1 advances four unification Silk-guiding lead-in devices of silk, and it is characterized in that: the sidewall of described sliding sleeve is provided with two chutes, and the location matches of mouth body and syringe connector is introduced respectively in the position of two chutes with described seal wire.
4. sidepiece according to claim 1 advances four unification Silk-guiding lead-in devices of silk, it is characterized in that: described sliding sleeve rear sidewall is provided with penetrating breach, described slide mass is provided with positioning groove, the four unification Silk-guiding lead-in devices that this sidepiece advances silk also include a U-shaped card, when the locating slot on the slide mass and the gap position on the sliding sleeve at once, the U-shaped card snaps in locating slot and the breach.
5. sidepiece according to claim 1 advances four unification Silk-guiding lead-in devices of silk, and it is characterized in that: described sliding sleeve afterbody is provided with the end portion supports plug, and this end portion supports plug comprises fills in the inner internal ring of sliding sleeve, and is wrapped in the outer shroud of sliding sleeve outside; Be provided with non-return structure between the afterbody of described slide mass and the outer face of support plug.
6. sidepiece according to claim 5 advances four unification Silk-guiding lead-in devices of silk, it is characterized in that: described non-return structure is included in two summaries of two barbs of slide mass afterbody and support plug outer face toward the card lobe of outer incline, the afterbody of two card lobes is connected to the outer edge of support plug, the front end of card lobe stretches to the axis of support plug, and the distance between two card lobe front ends is less than the width of the bill of barb.
7. sidepiece according to claim 1 advances four unification Silk-guiding lead-in devices of silk, and it is characterized in that: described syringe connector is provided with the arc push pedal of the depression of mating with thumb.
8. sidepiece according to claim 1 advances four unification Silk-guiding lead-in devices of silk, and it is characterized in that: described center culvert inside is provided with check valve.
9. sidepiece according to claim 1 advances four unification Silk-guiding lead-in devices of silk, it is characterized in that: be provided with hermetically-sealed construction between described piercing needle and the convergent divergent channel inwall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220349980 CN202761890U (en) | 2012-07-19 | 2012-07-19 | Four-in-one guide wire lead-in device with wire entering from lateral portion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220349980 CN202761890U (en) | 2012-07-19 | 2012-07-19 | Four-in-one guide wire lead-in device with wire entering from lateral portion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202761890U true CN202761890U (en) | 2013-03-06 |
Family
ID=47768499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220349980 Expired - Lifetime CN202761890U (en) | 2012-07-19 | 2012-07-19 | Four-in-one guide wire lead-in device with wire entering from lateral portion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202761890U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102716542A (en) * | 2012-07-19 | 2012-10-10 | 郑州迪奥医学技术有限公司 | Four-in-one device for guiding in guidewire from side part |
-
2012
- 2012-07-19 CN CN 201220349980 patent/CN202761890U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102716542A (en) * | 2012-07-19 | 2012-10-10 | 郑州迪奥医学技术有限公司 | Four-in-one device for guiding in guidewire from side part |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102551846A (en) | Disposable remote-injection syringe for use under endoscope | |
| MX355991B (en) | Integrated catheter securement and luer access device. | |
| CN203263405U (en) | Syringe-type vacuum hemostix for pushing blood collection tube | |
| CN202761890U (en) | Four-in-one guide wire lead-in device with wire entering from lateral portion | |
| CN107361829A (en) | Cored structure is punctured from retraction | |
| CN104027874A (en) | Retractable type safe injection syringe with changeable needle | |
| CN102716542A (en) | Four-in-one device for guiding in guidewire from side part | |
| CN202538075U (en) | Disposable long-distance injection needle under endoscope | |
| CN202777398U (en) | Tail wire inlet type four-in-one wire guide | |
| CN204121131U (en) | Introversive outer trachea puncture catheter | |
| CN202761248U (en) | Disposable injection needle for endoscope | |
| CN102727985B (en) | Tail-feed four-in-one guide wire introducer | |
| CN103638587A (en) | Spine epidural minimally-invasive catheter | |
| CN202409157U (en) | Guide tube of interventional surgery puncture needle | |
| CN203663173U (en) | Needle deflection resistant intravenous injection needle | |
| CN201175518Y (en) | Sialaden angiography conduit for mouth | |
| CN109247957B (en) | Percutaneous puncture catheter needle | |
| CN201879751U (en) | Needle holder | |
| CN201602853U (en) | Integrated medical bone marrow puncture needle | |
| CN105232094A (en) | Vein stripping device and method | |
| CN201642245U (en) | Bidirectionally placed double-hole pipe anesthesia spinal needle | |
| CN103462686B (en) | Polyp extracts apparatus and polyp picking methods thereof | |
| CN207912980U (en) | Syringe | |
| CN203341777U (en) | Reloading device of disposable endoscopic cutter stapler | |
| CN203677207U (en) | Spinal epidural minimally invasive catheter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 450000 Zhengzhou Economic and Technological Development Zone, Henan Province, No. 87 Building, Jingbei Road Patentee after: ZHENGZHOU DIALL MEDICAL TECHNOLOGY Co.,Ltd. Address before: 450016 No. 16 Jingnan Five Road, Zhengzhou Economic and Technological Development Zone, Henan Province Patentee before: ZHENGZHOU DIALL MEDICAL TECHNOLOGY Co.,Ltd. |
|
| CP02 | Change in the address of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130306 |
|
| CX01 | Expiry of patent term |