CN203749947U - Deep vein puncture guiding local anesthesia syringe - Google Patents
Deep vein puncture guiding local anesthesia syringe Download PDFInfo
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- CN203749947U CN203749947U CN201420147116.3U CN201420147116U CN203749947U CN 203749947 U CN203749947 U CN 203749947U CN 201420147116 U CN201420147116 U CN 201420147116U CN 203749947 U CN203749947 U CN 203749947U
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- China
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- syringe
- needle
- piston
- deep vein
- puncture
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Abstract
The utility model discloses a deep vein puncture guiding local anesthesia syringe. The deep vein puncture guiding local anesthesia syringe is used for, during deep vein puncture guiding local anesthesia, indwelling a needle and a guide indicator after searching for the position of a vein through a fine needle to guide the direction of a puncture needle. The deep vein puncture guiding local anesthesia syringe comprises a syringe tube module, a piston module and a needle module. The side wall of the syringe tube module is provided with a sector-shaped recess, which is matched with the guiding indicator of the needle module and the piston recess of the piston module; the syringe nipple at the far end of a syringe tube is bias to the syringe tube recess; the piston of the piston module is provided with the piston recess matched with the inner wall of the syringe tube recess in shape; the needle base of the needle module is provided with the guiding indicator, and after the needle base is connected with the syringe nipple, the guiding indicator is matched with the out wall of the syringe tube recess in shape. By means of the guiding indicator on the needle base, the deep vein puncture guiding local anesthesia syringe achieves local anesthesia and vein searching simultaneously without additional puncture, and meanwhile, effectively guide the direction of a large-diameter puncture needle to improve the success rate of deep vein puncture.
Description
Technical field
This utility model belongs to medical device technical field, while being specifically related to a kind of deep vein puncture, by connecting guide mark in order to instruct the deep vein puncture guiding local anaesthesia syringe of puncture needle direction on syringe needle pedestal.
Background technology
Be different from tremulous pulse and have pulsatory feeling, because dark vein is without beating, during puncture, need to rely on patient's experience more, for some patient, may need repeatedly to attempt detecting blood vessel, and regular puncture needle diameter is all thicker, repeatedly attempt increasing the risk of mistake perforating arteries, local hematoma and arteriovenous fistula.Before puncture, routine need to be carried out near subcutaneous local anesthesia point of puncture, the fine needle that uses local anaesthesia syringe is under negative pressure during the capable local anesthesia of inserting needle, often can penetrate the dark vein of target, now can record the angle of local anaesthesia syringe, when formally puncturing, thick diameter puncture needle to be used rely on the angle of memory to puncture, but simple rely on memory, without quantizating index with without the existence of specific markers, still there is certain blindness in puncture; During the dark vein of fine needle target approach of local anaesthesia syringe, also can retain syringe needle, then according to the angle of indwelling needle, carry out thick diameter puncture needle and formally puncture in addition, because indwelling needle major part enters subcutaneously, outer body is shorter, and guidance quality is not strong.If therefore can use local anaesthesia syringe fine needle to detect after blood vessel, can either indwelling needle, again guiding labelling can be set on syringe needle, for instructing the puncture direction of thick diameter puncture needle, just can improve the success rate of deep vein puncture, reduce the generation of deep vein puncture complication.
Utility model content
In order to overcome above-mentioned the deficiencies in the prior art, this utility model provides
deep vein puncture guiding local anaesthesia syringe.
The technical scheme that this utility model adopts is: deep vein puncture guiding local anaesthesia syringe, comprise syringe assembly, piston component and needle assembly, it is characterized in that: the barrel sidewall of syringe assembly configures fan-shaped depression, match with the guide mark of needle assembly and the piston of piston component depression, the syringe nipple of distal barrel end is partial to syringe recess side; On the syringe needle pedestal of needle assembly, configure guide mark.
The barrel sidewall of described syringe assembly configures fan-shaped depression, and this syringe depression matches with the guide mark of needle assembly and the piston of piston component depression, and the syringe nipple of distal barrel end is partial to syringe recess side.
The piston of described piston component also exists piston depression to mate with the suitable type of syringe depression inwall.
On the syringe needle pedestal of described needle assembly, configure guide mark, after syringe needle pedestal is connected with syringe nipple, guide mark mates with the suitable type of syringe depression outer wall.
Compared with prior art, the beneficial effects of the utility model are: 1. this utility model is both as local anesthesia set, again as puncture locator, in deep vein puncture local anesthesia, by the guide mark on indwelling needle assembly, instruct the angle of thick diameter puncture needle, improved the accuracy of puncture; 2. agree with well the guide mark on needle assembly and syringe depression lateral wall, the inserting needle custom while not affecting local anesthesia; 3. piston depression is agreed with well with syringe concave inside wall, has guaranteed the sealing property of piston; 4. the vessel position that detects in local anesthesia process is directly kept somewhere with the syringe needle of guide mark as a token of, does not need to increase extra puncture; 5. the syringe nipple of distal barrel end is partial to syringe recess side, so syringe needle pedestal is less, the agravic interference of needle assembly while removing syringe assembly, and guide mark angular error is little; 6. the fine needle head that local anaesthesia syringe adopts is less to vascular damaged, though puncture enter tremulous pulse also can rapid closing, risk hemorrhage or hematoma is little.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical solution of the utility model, to be briefly described accompanying drawing of the present utility model below, apparently, the accompanying drawing the following describes is only some embodiment that record in the application, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is schematic diagram of the present utility model.
Fig. 2 is front view of the present utility model.
Fig. 3 is side view of the present utility model.
Fig. 4 is side cutaway view of the present utility model.
Fig. 5 is piston of the present utility model place sectional view.
Fig. 6 is syringe roof sectional view of the present utility model.
Fig. 7 is syringe needle pedestal sectional view of the present utility model.
Drawing reference numeral: 1. syringe assembly; 2. piston component, 3. needle assembly, 4. barrel sidewall, 5. syringe roof, 6. syringe nipple, 7. syringe depression, 8. syringe handle part, 9. piston handle, 10. piston rod, 11. pistons, 12. pistons depressions, 13. syringe needles, 14. guide marks, 15. syringe needle pedestals.
The specific embodiment
In order to make those skilled in the art person understand better the technical scheme in the application, below in conjunction with accompanying drawing of the present utility model, technical scheme in the embodiment of the present application is clearly and completely described, obviously, described embodiment is only the application's part embodiment, rather than whole embodiment.Embodiment based in the application, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all should belong to the scope of the application's protection.
Below in conjunction with accompanying drawing, this utility model is further illustrated.
As shown in Figure 1 and Figure 2, this utility model comprises that syringe assembly 1, piston component 2 and needle assembly 3 three parts form, syringe side 4 walls of syringe assembly 1 configure fan-shaped syringe depression 7, this syringe depression 7 matches with the guide mark 14 of needle assembly 3 and the piston of piston component 2 depression 12, and the syringe nipple 6 of distal barrel end is syringe 7 sides that cave in relatively; The piston 11 of piston component 2 also plunger depression 12 and the syringe 7 inwalls type of fitting that caves in mates; On the syringe needle pedestal 15 of needle assembly 3, configure guide mark 14, after syringe needle pedestal 15 is connected with syringe nipple 6, guide mark 14 and the syringe suitable type of 7 outer walls that caves in mates.
When described deep vein puncture guiding local anaesthesia syringe is applied to the capable local anesthesia of deep vein puncture, by fine needle, detect after vessel position, indwelling needle and guide mark, in order to instruct puncture needle direction, first that this syringe needle cartridge module 1 is complete with needle assembly 3 combinations, make syringe nipple 6 insert syringe needle pedestal 15, guide mark 14 agrees with in syringe depression 7, draw afterwards appropriate local anesthetic, according to conventional treatment, differentiate behind point of puncture position, first the fine needle head 13 with local anaesthesia syringe forms skin mound at point of puncture injection of skin, again under negative pressure to deep inserting needle, the subcutaneous local infiltration anesthesia of row, after anesthesia scope reaches puncture requirement, with 13 pairs of dark venosomeses of target of syringe needle, carry out exploratory puncture, after the most advanced and sophisticated intravasation of syringe needle 13, retain needle assembly 3, remove syringe assembly 1 and piston component 2, again under the indication of guide mark 14, using thick diameter puncture needle instead formally punctures, in thick diameter puncture needle intravasation and send into after seal wire, thick diameter puncture needle and needle assembly 3 are removed in the lump.
This utility model, by connect guide mark on syringe needle pedestal, is detected blood vessel in local anesthesia, has not both increased extra puncture, can effectively instruct again the direction of thick diameter puncture needle, improves the success rate of deep vein puncture.
The above is only the application's preferred implementation, makes those skilled in the art can understand or realize the application.To the multiple modification of these embodiment, will be apparent to one skilled in the art, General Principle as defined herein can be in the situation that do not depart from the application's spirit or scope, realization in other embodiments.Therefore, the application will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (4)
1. deep vein puncture guiding local anaesthesia syringe, comprise syringe assembly, piston component and needle assembly, it is characterized in that: the barrel sidewall of syringe assembly configures fan-shaped depression, match with the guide mark of needle assembly and the piston of piston component depression, the syringe nipple of distal barrel end is partial to syringe recess side; On the syringe needle pedestal of needle assembly, configure guide mark.
2. deep vein puncture according to claim 1 guiding local anaesthesia syringe, it is characterized in that: the barrel sidewall of described syringe assembly configures fan-shaped depression, this syringe depression matches with the guide mark of needle assembly and the piston of piston component depression, and the syringe nipple of distal barrel end is partial to syringe recess side.
3. deep vein puncture guiding local anaesthesia syringe according to claim 1, is characterized in that: the piston of described piston component also plunger depression mates with the suitable type of syringe depression inwall.
4. deep vein puncture guiding local anaesthesia syringe according to claim 1, is characterized in that: on the syringe needle pedestal of described needle assembly, configure guide mark, after syringe needle pedestal is connected with syringe nipple, guide mark mates with the suitable type of syringe depression outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420147116.3U CN203749947U (en) | 2014-03-30 | 2014-03-30 | Deep vein puncture guiding local anesthesia syringe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420147116.3U CN203749947U (en) | 2014-03-30 | 2014-03-30 | Deep vein puncture guiding local anesthesia syringe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203749947U true CN203749947U (en) | 2014-08-06 |
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ID=51245255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420147116.3U Expired - Fee Related CN203749947U (en) | 2014-03-30 | 2014-03-30 | Deep vein puncture guiding local anesthesia syringe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203749947U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116492032A (en) * | 2023-06-30 | 2023-07-28 | 中国医学科学院阜外医院 | Puncture system |
-
2014
- 2014-03-30 CN CN201420147116.3U patent/CN203749947U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116492032A (en) * | 2023-06-30 | 2023-07-28 | 中国医学科学院阜外医院 | Puncture system |
| CN116492032B (en) * | 2023-06-30 | 2023-12-26 | 中国医学科学院阜外医院 | Puncture system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140806 Termination date: 20150330 |
|
| EXPY | Termination of patent right or utility model |