CN213220323U

CN213220323U - Urethral catheterization's surface anesthesia device

Info

Publication number: CN213220323U
Application number: CN202021526763.7U
Authority: CN
Inventors: 刘旸; 刘远馨; 马燕
Original assignee: Affiliated Hospital of Guizhou Medical University
Current assignee: Affiliated Hospital of Guizhou Medical University
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2021-05-18
Anticipated expiration: 2030-07-29

Abstract

The utility model relates to the technical field of medical auxiliary instruments, in particular to a urethral catheterization surface anesthesia device, which is characterized in that shells of different sections can be connected by arranging a connecting shaft and a sucker, and can be spliced according to the required length, and the urethral catheter can be stretched into or taken out by arranging an inner cavity and a fixing ring, and the stability of the urethral catheter is ensured; by arranging the guide tube and the guide ball, the contact area between the guide tube and the urethral wall can be increased by utilizing the characteristic of the spherical ball, so that the pressure on the urethral wall is reduced, and the urethral wall is prevented from being damaged in the extending process; through set up dispersion ball in the casing outside encircleing, can with anesthetic dispersion to the urethra wall in, increase the area of diffusion, the cooperation sets up valve gap and storage tube again, can add anesthetic again, realizes recoverable function of recycling.

Description

Urethral catheterization's surface anesthesia device

Technical Field

The utility model belongs to the technical field of medical auxiliary instrument technique and specifically relates to a urethral catheterization's surface anesthesia device.

Background

Along with the continuous improvement of attention of people to self health, medical facility equipment of hospitals is also continuously updated and developed, during a plurality of clinical diseases or operations, the urination of patients becomes a relatively troublesome problem, although the prior medical technology can realize the use of a urethral catheter to help patients to urinate, the urethral catheter needs to be inserted into the urethra of the patients, as the tube has certain hardness, certain contact can be generated inside the urethra in the inserting process and after the insertion, and then the patients have certain pain or discomfort, the body and emotion of the patients are influenced, and the recovery of the patients is not facilitated to a certain extent.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems in the prior art, the utility model provides a urethral catheterization surface anesthesia device.

The method is realized by the following technical scheme:

the urethral catheterization surface anesthesia device comprises a tube body and a guide tube arranged at one end of the tube body; the outer side of the pipe body is provided with a dispersion ball in a surrounding manner, the outer side of the dispersion ball is provided with a soft layer in a surrounding manner, and the inner part of the dispersion ball is provided with a penetration ball in a surrounding manner; the end face of the pipe body is fixedly provided with an accommodating groove, and a valve cover is fixedly arranged in the accommodating groove; the inner side of the valve cover is fixedly connected with a storage pipe which is communicated with the dispersing balls; a buffer wall is fixedly arranged in the middle of the interior of the tube body, and a bending spring is movably arranged in the buffer wall; the outer side of the buffer wall is fixedly connected with a fixing ring; a connecting shaft is fixedly arranged in the middle of two end surfaces of the pipe body, and a sucker is fixedly arranged in the middle of the surface of the connecting shaft; the middle of the inner part of the tube body penetrates to form a tube cavity.

Through the arrangement of the connecting shaft and the sucking disc, the shells at different sections can be connected, and can be spliced according to the required length, and the catheter can be inserted into or taken out through the arrangement of the inner cavity and the fixing ring, and meanwhile, the stability of the catheter is ensured; by arranging the guide tube and the guide ball, the contact area between the guide tube and the urethral wall can be increased by utilizing the characteristic of the spherical ball, so that the pressure on the urethral wall is reduced, and the urethral wall is prevented from being damaged in the extending process; through set up dispersion ball in the casing outside encircleing, can with anesthetic dispersion to the urethra wall in, increase the area of diffusion, the cooperation sets up valve gap and storage tube again, can add anesthetic again, realizes recoverable function of recycling.

In order to guarantee that the pipe body can be unobstructed insert the urethra to reduce the damage to the urethra, let the urine can be poured out to the catheter simultaneously, preferably, the guiding tube be conical shape, the length of guiding tube heavy-calibre is the same and zonulae occludens with the length of pipe body bore, a hemispherical guide ball of swing joint at guiding tube terminal department, the guiding tube comprises soft fiber material with the guide ball, the activity of guiding ball outside intermediate position is provided with a movable plug.

In order to ensure that the anesthetic can be diffused into the urethra, the dispersing ball is preferably hemispherical, the dispersing ball is fully distributed on the outer side of the tube body in a surrounding manner, dispersing holes are formed in the dispersing ball, and a penetrating ball is fixedly arranged in each dispersing hole.

In order to ensure that the pipe body can be connected with the pipe body stably, preferably, four connecting shafts are arranged, the four connecting shafts are symmetrically distributed on the end face of the pipe body, and the suckers in the connecting shafts are in an inwards concave fan shape.

In order to ensure that the tube body can be bent in a steering manner in the urethra and the stability of the catheter is ensured, preferably, the bending spring in the buffer wall is formed by alternately winding two spring wires, the whole bending spring is in a double-helix shape, the fixing ring is provided with eight pairs of arc-shaped fixing rings which are symmetrically distributed on two sides of the tube cavity, and the fixing ring is in an inwards concave arc shape.

Compared with the prior art, the invention has the technical effects that:

the utility model has simple structure, can align and connect the pipe bodies at two ends together through the connecting shafts at the two end surfaces of the pipe body according to the required length, and press hard to ensure that the air between the two suckers in the connecting shaft can be extruded out, thereby forming a hollow environment, leading the two suckers to be tightly bonded together, and ensuring the stable connection between the two shells; under the effect of guide ball, can increase the area of contact with the urethral wall, slow down painful sense, gu live with the tight parcel of catheter through the inboard solid fixed ring of body, and then guarantee the steadiness of catheter, the inside buffer wall of casing can turn to under the bending of crooked spring, anesthetic in the storage tube flows into the dispersion ball through the scattering hole, one-way osmosis through the infiltration ball, can prevent that external liquid from backward flowing into in the dispersion ball, and then realize the function of anesthesia, can avoid the dispersion ball to cause the damage to the urethral wall under the effect on soft layer, utilize the valve gap can add anesthetic in to the storage tube, and then realize retrieving the function at the utilization.

Drawings

Fig. 1 is a schematic view of the external overall structure of the present invention.

Fig. 2 is a cross sectional structural diagram of the housing.

Fig. 3 is a schematic view of the internal structure of the dispersion ball.

Fig. 4 is a schematic view of a connection structure of the connection shaft and the suction cup.

1-a tube body 2-a guide tube 3-a guide ball 3.1-a movable plug 4-a dispersion ball 4.1-a dispersion hole 5-a containing groove 6-a connecting shaft 7-a tube cavity 8-a valve cover 9-a fixed ring 10-a buffer wall 11-a storage tube 12-a bending spring 13-a soft layer 14-a penetrating ball 15-a sucker.

Detailed Description

The technical solution of the present invention is further defined below with reference to the specific embodiments, but the scope of protection is not limited to the description.

As shown in FIGS. 1 to 4, in this embodiment, the urethral catheterization surface anesthesia apparatus comprises a tube body 1 and a guide tube 2 installed at one end of the tube body 1; the outer side of the pipe body 1 is provided with the dispersing balls 4 in a surrounding manner, the outer side of each dispersing ball 4 is provided with a soft layer 13 in a surrounding manner, and the inner part of each dispersing ball 4 is provided with the penetrating balls 14 in a surrounding manner; the end face of the pipe body 1 is fixedly provided with a containing groove 5, and a valve cover 8 is fixedly arranged in the containing groove 5; the inner side of the valve cover 8 is fixedly connected with a storage pipe 11, and the storage pipe 11 is communicated with the dispersing balls 4; a buffer wall 10 is fixedly arranged in the middle of the inside of the pipe body 1, and a bending spring 12 is movably arranged in the buffer wall 10; the outer side of the buffer wall 10 is fixedly connected with a fixing ring 9; a connecting shaft 6 is fixedly arranged in the middle of two end surfaces of the pipe body 1, and a sucker 15 is fixedly arranged in the middle of the surface of the connecting shaft 6; a pipe cavity 7 is formed in the middle of the inside of the pipe body 1.

In the using process, firstly, according to the required length, the pipe bodies 1 at two ends are aligned and connected together through the connecting shafts 6 at two end faces of the pipe bodies 1, and the two pipe bodies 1 are pressed forcibly, so that the suckers 15 in the connecting shafts 6 can be compressed, and further, air between the two suckers 15 can be extruded out, and a hollow environment is formed, so that the two suckers 15 are tightly bonded together, and the two pipe bodies 1 can be stably connected; secondly, after the tube body 1 with a certain length is connected, the catheter is inserted into the tube body 1 along the tube cavity 7, under the guiding action of the guiding ball 3, the contact area of the catheter and the urethral wall can be increased and the pain feeling can be relieved under the guiding action of the guiding ball 2, the catheter is tightly wrapped by the fixing ring 9 on the inner side of the tube body 1, so that the stability of the catheter is ensured, the buffer wall 10 in the tube body 1 can be turned under the bending of the bending spring 12, after the tube body 1 reaches the appointed position, the catheter is pushed forward with force, so that the movable plug 3.1 is flushed away, and the guiding ball 3 and the guiding pipe 2 are dispersed, so that urine can flow out along the catheter, finally, the anesthetic in the storage tube 11 flows into the dispersing ball 4 through the dispersing holes 4.1, and the external liquid can be prevented from reversely flowing into the dispersing ball 4 through the one-way permeation action of the permeating ball 14, further realizing the function of anesthesia, the dispersion ball 4 can be prevented from damaging the urethral wall under the action of the soft layer 13, and the valve cover 8 can be used for adding anesthetic into the storage tube 11, thereby realizing the function of recycling.

In this embodiment, the guiding tube 2 is conical, the length of the large caliber of the guiding tube 2 is the same as the caliber of the tube body 1 and is tightly connected, a hemispherical guiding ball 3 is movably connected at the tail end of the guiding tube 2, the guiding tube 2 and the guiding ball 3 are both made of soft fiber materials, and a movable plug 3.1 is movably arranged at the middle position outside the guiding ball 3.

In this embodiment, the dispersing ball 4 is hemispherical, the dispersing ball 4 is disposed around the outside of the pipe body 1, the dispersing ball 4 is provided with dispersing holes 4.1 therein, and a penetrating ball 14 is fixedly disposed in each dispersing hole 4.1.

In this embodiment, four connecting shafts 6 are provided, the four connecting shafts 6 are symmetrically distributed on the end surface of the pipe body 1, and the suckers 15 in the connecting shafts 6 are in a concave fan shape.

In this embodiment, the curved spring 12 inside the buffer wall 10 is formed by alternately winding two spring wires, the curved spring 12 is double-spiral as a whole, the fixing ring 9 is provided with eight pairs of symmetrically distributed at two sides of the zeppa chamber 7, and the fixing ring 9 is concave arc-shaped.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the inventive concept of the present invention within the technical scope of the present invention.

Claims

1. A urethral catheterization surface anesthesia device is characterized by comprising a tube body (1) and a guide tube (2) arranged at one end of the tube body (1); the outer side of the pipe body (1) is provided with a dispersion ball (4) in a surrounding manner, the outer side of the dispersion ball (4) is provided with a soft layer (13) in a surrounding manner, and the inner part of the dispersion ball (4) is provided with a permeation ball (14) in a surrounding manner; the end face of the pipe body (1) is fixedly provided with a containing groove (5), and a valve cover (8) is fixedly arranged in the containing groove (5); the inner side of the valve cover (8) is fixedly connected with a storage pipe (11), and the storage pipe (11) is communicated with the dispersing balls (4); a buffer wall (10) is fixedly arranged in the middle of the interior of the pipe body (1), and a bending spring (12) is movably arranged in the buffer wall (10); the outer side of the buffer wall (10) is fixedly connected with a fixing ring (9); a connecting shaft (6) is fixedly arranged in the middle of two end surfaces of the pipe body (1), and a sucker (15) is fixedly arranged in the middle of the surface of the connecting shaft (6); the middle inside the tube body (1) penetrates to form a tube cavity (7).

2. A urethral catheterization surface anesthesia apparatus according to claim 1, characterized in that the guiding tube (2) is conical, the length of the large caliber of the guiding tube (2) is the same as the caliber of the tube body (1) and is tightly connected, a hemispherical guiding ball (3) is movably connected at the end of the guiding tube (2), the guiding tube (2) and the guiding ball (3) are both made of soft fiber material, and a movable plug (3.1) is movably arranged at the middle position outside the guiding ball (3).

3. A urethral catheterization surface anesthesia apparatus according to claim 1, wherein the dispersion ball (4) is hemispherical, the dispersion ball (4) is disposed around the outer side of the catheter body (1), the dispersion ball (4) is provided with dispersion holes (4.1), and each dispersion hole (4.1) is internally and fixedly provided with a permeation ball (14).

4. The urethral catheterization surface anesthesia apparatus according to claim 1, wherein four connecting shafts (6) are provided, the four connecting shafts (6) are symmetrically distributed on the end surface of the tube body (1), and the suckers (15) in the connecting shafts (6) are in a concave fan shape.

5. A urethral catheterization surface anesthesia apparatus according to claim 1, characterized in that the bending spring (12) inside the buffer wall (10) is formed by alternately winding two spring wires, the bending spring (12) is double-helix shaped as a whole, the fixing ring (9) is provided with eight pairs of symmetrically distributed triangular cavities (7) on both sides, and the fixing ring (9) is concave arc-shaped.