CN217067382U - Novel vascular catheter sheath assembly convenient to disassemble and assemble - Google Patents
Novel vascular catheter sheath assembly convenient to disassemble and assemble Download PDFInfo
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- CN217067382U CN217067382U CN202122832461.3U CN202122832461U CN217067382U CN 217067382 U CN217067382 U CN 217067382U CN 202122832461 U CN202122832461 U CN 202122832461U CN 217067382 U CN217067382 U CN 217067382U
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Abstract
The utility model relates to the technical field of medical equipment, and discloses a novel vascular sheath assembly convenient to disassemble and assemble, which comprises a sheath, a sheath seat, a hose and a water inlet, wherein a sheath connector is fixedly arranged at the front end of the sheath seat, the sheath is arranged at the front end of the sheath connector, a puncture needle inlet is arranged at the rear end of the sheath seat, a hose connector is arranged at the side part of the sheath seat, the hose is connected to the outside of the hose connector, the water inlet is arranged at the outer end of the hose, and a three-way valve is arranged at the outer end of the hose; a first positioning groove is formed in the front end of the catheter sheath connector, and a sealing groove is formed in the outer portion of the front end of the first positioning groove; the hose connector is characterized in that a second positioning groove is formed in the inner side of the outer end of the hose connector, extension grooves are distributed in the second positioning groove, and a positioning plug is arranged at the inner side end of the hose. This novel vascular catheter sheath subassembly convenient to dismouting makes things convenient for quick assembly disassembly catheter sheath, hose, and accurate positioning is sealed, fastens the leak protection, and is safe practical.
Description
Technical Field
The utility model relates to the technical field of medical equipment, specifically be a novel vascular catheter sheath subassembly convenient to dismouting.
Background
The catheter sheath group consists of a catheter sheath, an expander, a puncture needle and a guide wire. The catheter sheath and the dilator are mainly made of medical polyurethane materials, and the guide wire and the puncture needle are made of medical stainless steel. Disposable product, ethylene oxide sterilization.
At present, the following problems exist in the existing novel vascular catheter sheath assembly: (1) the catheter sheath is inconvenient to rapidly disassemble and assemble, cannot be efficiently stored and packaged, is relatively inconvenient to fix and install, has insufficient sealing performance, is easy to leak liquid, and has low tightness, safety and practicability; in addition, (2) the unable quick assembly disassembly of pipe sheath seat and hose nipple, holistic installation stability is not enough, and it probably drops to intake or external force is drawn and is dragged, and application range limits. For this reason, a corresponding technical scheme needs to be designed for solution.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a novel vascular conduit sheath subassembly convenient to dismouting has solved inconvenient quick assembly disassembly conduit sheath, and the packing is accomodate to unable high efficiency, and fixed mounting is comparatively inconvenient, and sealing performance is not enough, easy weeping, and the fastening degree is low, and safe practicality is low, the unable quick assembly disassembly of sheath seat and hose nipple, holistic installation stability is not enough, intake or external force draw and drag the technical problem that probably leads to coming off, application range limitation.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a novel vascular sheath assembly convenient to disassemble and assemble comprises a sheath, a sheath seat, a hose and a water inlet, wherein a sheath connector is fixedly arranged at the front end of the sheath seat, the sheath is arranged at the front end of the sheath connector, a puncture needle inlet is arranged at the rear end of the sheath seat, a hose connector is arranged at the side part of the sheath seat, the hose is connected to the outside of the hose connector, the water inlet is arranged at the outer end of the hose, and a three-way valve is arranged at the outer end of the hose;
a first positioning groove is formed in the front end of the catheter sheath connector, a sealing groove is formed in the outer portion of the front end of the first positioning groove, a positioning head is fixedly arranged at the left end of the catheter sheath, a sealing plate is fixedly arranged at the right end of the positioning head, and a rubber sealing ring is bonded to the periphery of the left end of the sealing plate;
the hose connector is characterized in that a second positioning groove is formed in the inner side of the outer end of the hose connector, extension grooves are distributed in the second positioning groove, a positioning plug is arranged at the inner side end of the hose, a fixing convex ring is fixedly distributed on the outer portion of the positioning plug, and the extension grooves and the fixing convex ring are of a double-group corresponding structure.
Preferably, the lateral part of the sheath seat is fixedly provided with a fixing lug, and the outer end of the fixing lug is provided with a mounting hole.
Preferably, the diameter of the sealing plate is smaller than that of the sealing groove, and thread grooves are distributed on the inner side wall of the first positioning groove and the outer side of the positioning head.
(III) advantageous effects
(1) This novel blood vessel pipe sheath subassembly convenient to dismouting, through the pipe sheath connector of the fixed setting at pipe sheath seat front end, convenient quick dismantlement or installation pipe sheath, through the fixed positioning head that sets up of first constant head tank and pipe sheath left end inside seting up at pipe sheath connector front end, the direct fixed position of being convenient for, moreover, the steam generator is simple in structure, high durability and convenient use, and through the sealing plate of the outside seal groove that sets up in first constant head tank front end and the fixed setting of positioning head right-hand member, it is sealed to make things convenient for direct accurate positioning, through the rubber seal who bonds in sealing plate left end a week, the effectual sealing performance who improves the location installation, the fastening leak protection, safety and practicality.
(2) This novel vascular catheter sheath subassembly convenient to dismouting, through the hose nipple that sets up at sheath seat side, convenient direct quick dismantlement or installation hose, the location stopper that sets up through second constant head tank and hose medial extremity that sets up in hose nipple outer end inboard, the direct location installation that corresponds of being convenient for, and through the extension tank and the fixed bulge loop of the outside fixed distribution of location stopper at the inside distribution of second constant head tank, two groups are fixed more stable, avoid intaking or external force to draw and lead to droing, and reasonable in design, wide application scope.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of a catheter sheath connector of the present invention;
fig. 3 is a schematic structural view of the hose connector of the present invention.
In the figure, a catheter sheath 1, a catheter sheath seat 2, a hose 3, a water inlet 4, a three-way valve 5, a puncture needle inlet 6, a catheter sheath connector 7, a hose connector 8, a fixing lug 9, a first positioning groove 10, a positioning head 11, a sealing groove 12, a sealing plate 13, a rubber sealing ring 14, a second positioning groove 15, a positioning plug 16, an extension groove 17 and a fixing convex ring 18.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, an embodiment of the present invention provides a technical solution: a novel vascular catheter sheath assembly convenient to disassemble and assemble comprises a catheter sheath 1, a catheter sheath seat 2, a hose 3 and a water inlet 4, wherein a catheter sheath connector 7 is fixedly arranged at the front end of the catheter sheath seat 2, the catheter sheath 1 is arranged at the front end of the catheter sheath connector 7, a puncture needle inlet 6 is arranged at the rear end of the catheter sheath seat 2, a hose connector 8 is arranged on the side portion of the catheter sheath seat 2, the hose 3 is connected to the outside of the hose connector 8, the water inlet 4 is arranged at the outer end of the hose 3, and a three-way valve 5 is arranged at the outer end of the hose 3;
a first positioning groove 10 is formed in the front end of the catheter sheath connector 7, a sealing groove 12 is formed in the outer portion of the front end of the first positioning groove 10, a positioning head 11 is fixed to the left end of the catheter sheath 1, a sealing plate 13 is fixed to the right end of the positioning head 11, and a rubber sealing ring 14 is bonded to the periphery of the left end of the sealing plate 13;
the hose connector 8 is characterized in that a second positioning groove 15 is formed in the inner side of the outer end of the hose connector 8, extension grooves 17 are distributed in the second positioning groove 15, a positioning plug 16 is arranged at the inner side end of the hose 3, fixing convex rings 18 are fixedly distributed on the outer portions of the positioning plug 16, the extension grooves 17 and the fixing convex rings 18 are of a double-group corresponding structure, and double groups are more stable to install and high in strength.
Further improved, the fixed ear 9 that is equipped with of lateral part of tube sheath seat 2, the mounting hole has been seted up to the outer end of fixed ear 9, and convenient direct suspension, reasonable in design.
Specifically, the diameter of the sealing plate 13 is smaller than that of the sealing groove 12, so that the sealing plate can be directly embedded in the sealing groove 12, thread grooves are distributed on the inner side wall of the first positioning groove 10 and the outer side of the positioning head 11, the sealing plate can be directly installed through thread rotation, and the structure is simple.
The catheter sheath connector 7 fixed at the front end of the catheter sheath seat 2 is used for quickly dismounting the catheter sheath 1, the positioning head 11 at the left end of the catheter sheath 1 is directly fixed and positioned in a first positioning groove 10 arranged in the front end of the catheter sheath connector 7, a sealing plate 13 at the right end of the positioning head 11 is used for accurately positioning in a sealing groove 12 arranged at the front end of the first positioning groove 10, the sealing performance of positioning and installation is improved through a rubber sealing ring 14 bonded on the periphery of the left end of the sealing plate 13, the fastening and leakage prevention are realized, the hose 3 is safe and practical, the hose connector 8 at the side part of the catheter sheath seat 2 is used for directly and quickly dismounting the hose 3, a positioning plug 16 at the inner side end of the hose 3 is directly and correspondingly positioned and installed in a second positioning groove 15 at the inner side of the outer end of the hose connector 8, and two groups of fixing convex rings 18 fixedly distributed outside the positioning plug 16 are fixed in extension grooves 17 distributed in the second positioning groove 15, so as to avoid water inflow or external force from falling off, is stable and reliable.
The utility model relates to a catheter sheath 1, a catheter sheath seat 2, a hose 3, a water inlet 4, a three-way valve 5, a puncture needle inlet 6, a catheter sheath connector 7, a hose connector 8, a fixing lug 9, a first positioning groove 10, a positioning head 11, a sealing groove 12, a sealing plate 13, a rubber sealing ring 14, a second positioning groove 15, a positioning plug 16, an extension groove 17, a fixing convex ring 18, wherein the components are general standard components or components known by technicians in the field, the structure and the principle of the components can be known by technical manuals or conventional experimental methods, the utility model solves the problems that the catheter sheath is inconvenient to disassemble and assemble quickly, the package cannot be efficiently stored, the fixed installation is inconvenient, the sealing performance is insufficient, the leakage is easy, the tightness is low, the safety and practicability are low, the catheter sheath seat and the hose connector cannot be disassembled and assembled quickly, the integral installation stability is insufficient, and the water or external force can cause falling off, application range limits, the utility model discloses a combination of each other of above-mentioned parts, convenient quick dismantlement or installation pipe sheath, the accurate positioning is sealed, the fastening leak protection, safe practicality, convenient direct quick dismantlement or installation hose, the direct location installation that corresponds of being convenient for, two fixed more stable of group avoid intaking or external force drag to draw and lead to droing.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (3)
1. The utility model provides a novel vascular catheter sheath subassembly convenient to dismouting, includes catheter sheath (1), catheter sheath seat (2), hose (3) and water inlet (4), its characterized in that: a catheter sheath connector (7) is fixedly arranged at the front end of the catheter sheath seat (2), the catheter sheath (1) is arranged at the front end of the catheter sheath connector (7), a puncture needle inlet (6) is arranged at the rear end of the catheter sheath seat (2), a hose connector (8) is arranged on the side portion of the catheter sheath seat (2), the hose (3) is connected to the outside of the hose connector (8), the water inlet (4) is arranged at the outer end of the hose (3), and a three-way valve (5) is arranged at the outer end of the hose (3);
a first positioning groove (10) is formed in the front end of the catheter sheath connector (7), a sealing groove (12) is formed in the outer portion of the front end of the first positioning groove (10), a positioning head (11) is fixedly arranged at the left end of the catheter sheath (1), a sealing plate (13) is fixedly arranged at the right end of the positioning head (11), and a rubber sealing ring (14) is bonded to the periphery of the left end of the sealing plate (13);
the hose connector is characterized in that a second positioning groove (15) is formed in the inner side of the outer end of the hose connector (8), extension grooves (17) are distributed in the second positioning groove (15), a positioning plug (16) is arranged at the inner side end of the hose (3), a fixing convex ring (18) is fixedly distributed on the outer portion of the positioning plug (16), and the extension grooves (17) and the fixing convex ring (18) are of a double-group corresponding structure.
2. The novel vascular catheter sheath assembly facilitating detachment and installation of claim 1, wherein: the lateral part of tube sheath seat (2) is fixed and is equipped with fixed ear (9), the mounting hole has been seted up to the outer end of fixed ear (9).
3. The novel vascular catheter sheath assembly facilitating detachment and installation of claim 1, wherein: the diameter of the sealing plate (13) is smaller than that of the sealing groove (12), and thread grooves are distributed on the inner side wall of the first positioning groove (10) and the outer side of the positioning head (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122832461.3U CN217067382U (en) | 2021-11-18 | 2021-11-18 | Novel vascular catheter sheath assembly convenient to disassemble and assemble |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122832461.3U CN217067382U (en) | 2021-11-18 | 2021-11-18 | Novel vascular catheter sheath assembly convenient to disassemble and assemble |
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| Publication Number | Publication Date |
|---|---|
| CN217067382U true CN217067382U (en) | 2022-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122832461.3U Active CN217067382U (en) | 2021-11-18 | 2021-11-18 | Novel vascular catheter sheath assembly convenient to disassemble and assemble |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115105740A (en) * | 2022-08-31 | 2022-09-27 | 深圳麦普奇医疗科技有限公司 | Vascular sheath hemostasis valve and collateral branch pipe connection structure |
| CN116920233A (en) * | 2023-08-09 | 2023-10-24 | 海望医疗技术(苏州)有限公司 | Medical catheter |
-
2021
- 2021-11-18 CN CN202122832461.3U patent/CN217067382U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115105740A (en) * | 2022-08-31 | 2022-09-27 | 深圳麦普奇医疗科技有限公司 | Vascular sheath hemostasis valve and collateral branch pipe connection structure |
| CN116920233A (en) * | 2023-08-09 | 2023-10-24 | 海望医疗技术(苏州)有限公司 | Medical catheter |
| CN116920233B (en) * | 2023-08-09 | 2024-06-07 | 海望医疗技术(苏州)有限公司 | Medical catheter |
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