CN210494887U

CN210494887U - Catheter adapter for urinary surgery

Info

Publication number: CN210494887U
Application number: CN201920920932.6U
Authority: CN
Inventors: 杨永奎
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-19
Filing date: 2019-06-19
Publication date: 2020-05-12
Anticipated expiration: 2029-06-19

Abstract

The utility model relates to the field of medical equipment, in particular to a catheter adapter for urinary surgery, which comprises a three-way pipe, wherein the left side, the upper side and the right side of the three-way pipe are respectively provided with an inflow port, an outflow port and an injector interface, the outsides of the inflow port and the outflow port are respectively provided with a jacket component, the jacket component comprises a threaded disc with a thread on the circumferential side wall and a stepped sleeve which is spliced outside the threaded disc, the threaded disc is spliced outside the inflow port and the outflow port, the outside of the threaded disc is spliced with a jacket pipe, the stepped sleeve is sheathed inside the jacket pipe, the circumferential side wall of the jacket pipe is symmetrically and uniformly provided with arc-shaped clamping blocks with the same number as the steps of the stepped sleeve, and the upper; the utility model discloses an arc clamp splice that corresponds each ladder will peg graft and manage tightly in the outer of the ladder sleeve pipe outside, realize taking over outward and ladder sleeve pipe fixed connection, avoid appearing not hard up disconnection or leakproofness variation, improve the device's switching connectivity.

Description

Catheter adapter for urinary surgery

Technical Field

The utility model relates to the field of medical equipment, concretely relates to catheter adapter for uropoiesis surgery.

Background

In the urological treatment process, because the bore of external tubes such as syringe, catheter, infusion extension tube and cystostomy pipe is inconsistent, need to use pipe adapter switching fixed.

At present, the catheter adapter typically includes a three-way tube that provides an inflow port, an outflow port, and a syringe interface, the inflow port and the outflow port being provided with a one-way liquid inlet valve and a one-way liquid outlet valve on the inner side, respectively, by providing an external tubing set at the inflow port and the outflow port, thereby achieving external tubing interconnection.

However, the following drawbacks and disadvantages exist in implementing a catheter adapter:

the interference fit cover that external pipe passes through the rubber mouth establishes at the inflow port and the port that flows out, and each port is inserted to external pipe frequent pulling out moreover to lead to being connected insecurely between external pipe and each port, external pipe and each port appear becoming flexible disconnection or leakproofness variation easily.

SUMMERY OF THE UTILITY MODEL

Solves the technical problem

To the above-mentioned shortcoming that prior art exists, the utility model provides a catheter adapter for uropoiesis surgery can solve prior art's external pipe effectively and establish at the inflow port and the port that flows out through the interference fit cover of rubber mouth, and external pipe often pulls out and inserts each port moreover to lead to connecting insecurely between external pipe and each port, external pipe and each port appear becoming flexible disconnection or the problem that the leakproofness worsens easily.

Technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

a catheter adapter for urinary surgery comprises a three-way pipe, wherein the left side, the upper side and the right side of the three-way pipe are respectively provided with an inflow port, an outflow port and a syringe interface, the inner sides of the inflow port and the outflow port are respectively provided with a one-way liquid inlet valve and a one-way liquid outlet valve, the outer sides of the inflow port and the outflow port are respectively provided with a jacket assembly, the jacket assembly comprises a threaded disc with a threaded circumferential side wall and a stepped sleeve which is glued on the outer side of the threaded disc, the threaded disc is glued on the outer sides of the inflow port and the outflow port, the outer side of the threaded disc is glued with a jacket sleeve, the stepped sleeve is sleeved on the inner side of the jacket sleeve, the circumferential side wall of the jacket sleeve is vertically and symmetrically and uniformly provided with arc-shaped clamping blocks with the same number as the stepped sleeve, the upper side and the lower, a plurality of groups of clamping grooves are formed in the outer side of the wedge block, a threaded sleeve is connected to the outer side of the threaded disc in a threaded mode, an annular clamping block matched with the clamping grooves in a clamped mode is evenly arranged in the threaded sleeve, and the wedge block is suitable for being connected with external pipes with different calibers in an inserted mode through arrangement of a stepped sleeve.

Further, the syringe interface is provided with a thread structure, and the outer end of the syringe interface is in threaded connection with a thread cover.

Furthermore, fan-shaped gaps are evenly formed in the circumferential side wall of the jacket sleeve in an up-and-down symmetrical mode, and the arc-shaped clamping blocks are all sleeved in the fan-shaped gaps.

Furthermore, the through-hole has all been seted up on fan-shaped breach left and right sides, the spring is all established in the through-hole, the arc clamp splice is all through connecting rod connecting spring.

Advantageous effects

Adopt the utility model provides a technical scheme compares with known public technique, has following beneficial effect:

the utility model discloses an arc clamp splice that corresponds each ladder will peg graft and manage tightly in the outer of the ladder sleeve pipe outside, and then realize taking over and ladder sleeve pipe fixed connection outward, avoid appearing not hard up disconnection or leakproofness variation, improve the device's switching connectivity.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

Fig. 1 is a left side view structure diagram of the present invention;

fig. 2 is a schematic view of the depression structure of the present invention;

FIG. 3 is a schematic view of the cross-sectional structure at A of the present invention;

fig. 4 is a schematic structural view of a cross section at B of the present invention;

fig. 5 is an enlarged schematic view of the structure at position C of the present invention;

the reference numerals in the drawings denote: 1-a three-way pipe; 2-an inflow port; 3-an outflow port; 4-an injector interface; 5-one-way liquid inlet valve; 6-one-way liquid outlet valve; 7-a threaded disc; 8-step sleeve; 9-jacketed pipe; 10-arc-shaped clamping blocks; 11-a spring; 12-a wedge-shaped groove; 13-a wedge block; 14-a card slot; 15-a threaded bushing; 16-an annular fixture block; 17-a screw cap; 18-a sector notch; 19-a through hole; 20-connecting rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The present invention will be further described with reference to the following examples.

Examples

The catheter adapter for urology surgery of this embodiment, refer to fig. 1-5: the three-way pipe comprises a three-way pipe 1, wherein the left side, the upper side and the right side of the three-way pipe 1 are respectively provided with an inflow port 2, an outflow port 3 and an injector interface 4, the inner sides of the inflow port 2 and the outflow port 3 are respectively provided with a one-way liquid inlet valve 5 and a one-way liquid outlet valve 6, the outer sides of the inflow port 2 and the outflow port 3 are respectively provided with a jacket assembly, the jacket assembly comprises a threaded disc 7 with threads on the circumferential side wall and a stepped sleeve 8 which is glued on the outer side of the threaded disc 7, the threaded disc 7 is glued on the outer sides of the inflow port 2 and the outflow port 3, the outer side of the threaded disc 7 is glued with a jacket 9, the stepped sleeve 8 is sleeved on the inner side of the jacket 9, the circumferential side wall of the jacket 9 is vertically and symmetrically and uniformly provided with arc-shaped clamping blocks 10 with the same, wedge 13 is matched in the wedge groove 12, a plurality of groups of clamping grooves 14 are formed in the outer side of the wedge 13, a threaded sleeve 15 is connected to the outer side of the threaded disc 7 in a threaded mode, and an annular clamping block 16 in clamping fit with the clamping grooves 14 is arranged in the threaded sleeve 15.

Wherein, the syringe interface 4 is provided with a thread structure, the outer end of the syringe interface is in thread connection with a thread cover 17, and after the syringe interface 4 finishes injection, the syringe interface 4 is sealed by the thread cover 17; the circular side wall of the jacket pipe 9 is provided with sector notches 18 symmetrically and uniformly in the up-down direction, and the arc-shaped clamping blocks 10 are sleeved in the sector notches 18, so that the circular side wall of the jacket pipe 9 is provided with the arc-shaped clamping blocks 10 with the same number of steps as that of the step sleeve 8 symmetrically and uniformly in the up-down direction; through-hole 19 has all been seted up on fan-shaped breach 18 left and right sides, and spring 11 all overlaps and establishes in through-hole 19, and arc clamp splice 10 all connects spring 11 through connecting rod 20, realizes that upside and downside arc clamp splice 10 all pass through spring 11 interconnect.

When the three-way pipe connecting device is used, after external pipes are respectively inserted in the stepped sleeves 8, the threaded sleeves 15 are rotated towards the inner side direction of the three-way pipe 1 and are clamped in the clamping grooves 14 through the annular clamping blocks 16, the threaded sleeves 15 are rotated and moved to drive the annular clamping blocks 16 to rotate, so that the annular clamping blocks 16 can drive the wedge blocks 13 to translate towards the inner side direction of the three-way pipe 1 and then are matched in the wedge grooves 12 on the upper side and the lower side of the arc-shaped clamping blocks 10 through the wedge blocks 13, when the wedge blocks 13 translate towards the inner side direction of the three-way pipe 1, the arc-shaped clamping blocks 10 on the upper side and the lower side are pressed to be close to each other and the springs 11 are compressed, so that the external pipes inserted in the outer sides of the stepped sleeves 8 are tightly clamped by the arc-shaped clamping blocks 10 corresponding to the steps, the external pipes are fixedly; when the external pipe needs to be pulled out, the threaded sleeve 15 is rotated in the opposite direction towards the inner side of the three-way pipe 1, the wedge block 13 is driven to translate in the opposite direction towards the inner side of the three-way pipe 1, the wedge block 13 cannot extrude the arc-shaped clamping blocks 10, and meanwhile, under the elastic action of the spring 11, the arc-shaped clamping blocks 10 on the upper side and the lower side are far away from each other, so that the external pipe can be pulled out easily.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a catheter adapter for uropoiesis surgery, includes three-way pipe (1), and three-way pipe (1) left side, upside and right side are provided with inflow port (2), outflow port (3) and syringe interface (4) respectively, and inflow port (2) are provided with one-way feed liquor valve (5) and one-way play liquid valve (6) respectively with outflow port (3) inboard, its characterized in that: the flow-in port (2) and the outer side of the flow-out port (3) are both provided with a jacket assembly, the jacket assembly comprises a threaded disc (7) with a threaded circumferential side wall and a stepped sleeve (8) which is connected to the outer side of the threaded disc (7), the threaded disc (7) is connected to the outer side of the flow-in port (2) and the flow-out port (3), the outer side of the threaded disc (7) is connected with a jacket sleeve (9), the stepped sleeve (8) is sleeved on the inner side of the jacket sleeve (9), arc-shaped clamping blocks (10) with the same number as the steps of the stepped sleeve (8) are symmetrically arranged on the circumferential side wall of the jacket sleeve (9) from top to bottom, the arc-shaped clamping blocks (10) are connected with each other through springs (11), wedge-shaped grooves (12) are symmetrically arranged on the circumferential side wall of the arc-shaped clamping blocks (10) from top to bottom, wedge-shaped blocks (13) are matched, the outer side of the threaded disc (7) is in threaded connection with a threaded sleeve (15), and annular clamping blocks (16) which are in clamping fit with the clamping grooves (14) are uniformly arranged in the threaded sleeve (15).

2. A urological catheter adapter according to claim 1, characterized in that the syringe interface (4) is provided with a screw thread structure and has a screw cap (17) screwed onto its outer end.

3. The catheter adapter for urinary surgery as claimed in claim 1, wherein the circumferential sidewall of the jacket sleeve (9) is symmetrically and uniformly provided with fan-shaped notches (18), and the arc-shaped clamping blocks (10) are all sleeved in the fan-shaped notches (18).

4. The catheter adapter for urinary surgery as claimed in claim 3, wherein the fan-shaped notch (18) is opened with through holes (19) on both left and right sides, the springs (11) are sleeved in the through holes (19), and the arc-shaped clamping blocks (10) are connected with the springs (11) through connecting rods (20).