CN212631415U

CN212631415U - Front urethra dilator

Info

Publication number: CN212631415U
Application number: CN202020491435.1U
Authority: CN
Inventors: 刘中文
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-07
Filing date: 2020-04-07
Publication date: 2021-03-02
Anticipated expiration: 2030-04-07

Abstract

The utility model belongs to the technical field of medical equipment, and discloses a front urethra expander, which comprises a catheter, wherein the catheter is a straight pipe, the end part of the catheter is integrally formed with an arc extending end, the axial middle position of the catheter is integrally formed with a through hole, a super-smooth hydrophilic guide wire matched with the through hole is arranged in the through hole in a penetrating way, the super-smooth hydrophilic guide wire penetrates through the through hole and extends out from the two ends of the through hole, the outer wall of the arc extending end is bonded with a disinfection cushion layer, the catheter is designed into a straight structure and can be more suitable for diagnosis and use of the front urethra, wherein, the disinfection cushion layer is additionally arranged on the outer wall of the arc extending end, the comfort when the catheter contacts with the inner wall of the urethra can be increased, the extrusion feeling can be reduced, and in addition, the contact area between the arc extending end and the inner wall of the urethra can be reduced by additionally arranging an elastic guide convex ball with smooth, the friction force is reduced, and the dilator can be accurately and quickly inserted conveniently.

Description

Front urethra dilator

Technical Field

The utility model belongs to the technical field of medical instrument, concretely relates to anterior urethra expander.

Background

The urethra dilator is a medical tool commonly used and necessary for urinary surgery, is mainly used for urethral exploration, urethral dilation and the like, and has important effects on diagnosis and treatment of urethral conditions of patients such as urethral stricture or prostatic hyperplasia patients.

But present current urethra expander has certain defect, and traditional urethra expander easily causes the damage to urethra inner wall when inserting the front urethra, and whole pipe wall contact urethra inner wall, and frictional force is great, is not convenient for go deep fast, and in addition, traditional urethra expander does not set up the structure of holding that can free rotation, and the flexibility is relatively poor, is not convenient for medical personnel take and hold.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a front urethra expander to easily cause damage and the great problem of frictional force to the urethra inner wall when solving the traditional urethra expander that proposes in the above-mentioned background art and inserting front urethra, in addition, but not set up free rotation's hold structure, the relatively poor problem of flexibility.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a front urethra expander, includes the pipe, the pipe is straight type pipe, and the tip integrated into one piece of pipe has the arc to stretch into the end, the axial intermediate position department integrated into one piece of pipe has the through-hole, the super smooth hydrophilic seal wire rather than the looks adaptation is worn to be equipped with in the inside of through-hole, super smooth hydrophilic seal wire runs through the through-hole and stretches out from its both ends, the outer wall that the arc stretches into the end bonds and has the disinfection cushion layer, the outward appearance wall integrated into one piece of disinfection cushion layer has the elastic guide protruding ball.

Preferably, a circular connecting block is fixed to one end, far away from the arc-shaped extending end, of the outer surface wall of the conduit, a T-shaped sliding groove is formed in the middle of the outer surface wall of the circular connecting block, a T-shaped sliding block matched with the T-shaped sliding groove is connected to the inside of the T-shaped sliding groove in a sliding mode, and a holding ring is connected to the outer end of the T-shaped sliding block.

Preferably, the outer wall of the grip ring is bonded with a rubber sleeve, elastic convex strips are fixed on the outer wall of the rubber sleeve at equal intervals, the number of the elastic convex strips is seven, and the outer wall of each elastic convex strip is in arc transition to form an arc part.

Preferably, the outer wall of the conduit is printed with scale lines, one side of each scale line, which is close to the arc-shaped extending end, is set as a starting point, and the numerical value of the starting point of each scale line comprises the length numerical value of the arc-shaped extending end.

Preferably, one end of the ultra-smooth hydrophilic guide wire, which is positioned at the arc-shaped extending end, is connected with a soft head, and the soft head is of an oblate spherical structure.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses be straight type structure with the pipe design, can more adapt to the diagnosis of fore-urethral canal and use, wherein, stretch into the outer wall of end through stretching at the arc and add the soft bed course of disinfecting, comfort when multiplicable pipe contacts urethra inner wall reduces the extrusion and feels, in addition, through addding the protruding ball of the smooth elastic guidance of outer wall, can reduce the area of contact that the arc stretched into end and urethra inner wall, reduces frictional force, and the accuracy of this expander of being convenient for is deep fast.

(2) The utility model discloses a cooperation of circular connecting block, T type spout and T type slider can realize holding the ring in the rotation of 360 degrees of pipe outer wall, holds when holding this expander of ring propelling movement at medical personnel, can realize holding the rotation that carries out the wrist under the prerequisite of ring at the pipe non-rotation and not unclamping, can reduce the injury to the urethra inner wall, is convenient for carry out inserting of expander according to medical personnel's custom, and the flexibility is strong.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an external view of the present invention;

fig. 3 is a cross-sectional view of the circular connecting block of the present invention;

FIG. 4 is an enlarged view of portion A of FIG. 1;

FIG. 5 is an enlarged view of the portion B of FIG. 2;

in the figure: the medical catheter comprises a catheter 1, a catheter 2, a through hole 3, an ultra-smooth hydrophilic guide wire 4, a circular connecting block, a rubber sleeve 5, a holding ring 6, an arc-shaped extending end 7, a T-shaped sliding block 8, a scale mark 9, a soft head 10, a T-shaped sliding groove 11, an elastic guide convex ball 12, a disinfection soft cushion layer 13 and an elastic convex strip 14.

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. 1-5, the present invention provides a technical solution: a front urethra dilator comprises a catheter 1, the catheter 1 is a straight tube, an arc extending end 7 is integrally formed at the end of the catheter 1, a through hole 2 is integrally formed at the axial middle position of the catheter 1, an ultra-smooth hydrophilic guide wire 3 matched with the through hole 2 is arranged inside the through hole 2 in a penetrating mode, the length of the catheter 1 is 20 centimeters, the diameter of the through hole 2 is about 1.5 millimeters, the length of the ultra-smooth hydrophilic guide wire 3 is about 80 centimeters and 0.038 inch, the ultra-smooth hydrophilic guide wire 3 penetrates through the through hole 2 and extends out of two ends of the through hole, a disinfection cushion layer 13 is bonded to the outer wall of the arc extending end 7, an elastic guide convex ball 12 is integrally formed on the outer wall of the disinfection cushion layer 13, the comfortable sensation when the catheter contacts with the inner wall of a urethra can be increased through the elastic guide convex ball 12 with a smooth outer wall, the contact area of the arc extending end 7 and the inner wall of the urethra can be reduced, the friction force is reduced, and the dilator can be accurately and quickly inserted conveniently.

Further, the outer table wall of pipe 1 and the one end of keeping away from arc and stretching into end 7 are fixed with circular connecting block 4, T type spout 11 has been seted up to circular connecting block 4's outward appearance wall intermediate position department, T type spout 11's inside sliding connection has the T type slider 8 rather than the looks adaptation, T type slider 8's outer end is connected with holds ring 6, through the slip of T type slider 8 in T type spout 11, can realize holding ring 6 at the 360 degrees rotations of 1 outer wall of pipe, when holding ring 6 propelling movement this expander in medical personnel, can realize not rotating and not loosening the rotation of carrying out the wrist under the prerequisite of holding ring 6 at pipe 1, can reduce the injury to the urethra inner wall, be convenient for carry out the insertion of expander according to medical personnel's custom, the flexibility is strong.

Furthermore, the outer wall of the grip ring 6 is bonded with the rubber sleeve 5, the outer wall of the rubber sleeve 5 is fixed with the elastic convex strips 14 at equal intervals, the number of the elastic convex strips 14 is seven, the outer wall of the elastic convex strips 14 is in arc transition to form an arc part, and the rubber sleeve 5 contacts with the palm, so that the abrasion of the hand can be reduced, and the comfort is increased.

Furthermore, scale marks 9 are printed on the outer wall of the catheter 1, one side, close to the arc-shaped extending end 7, of each scale mark 9 is set as a starting point, the numerical value of the starting point of each scale mark 9 comprises the length numerical value of the arc-shaped extending end 7, and the insertion depth of the catheter 1 can be conveniently and visually known through the scale marks 9.

Furthermore, one end of the ultra-smooth hydrophilic guide wire 3, which is positioned at the arc-shaped extending end 7, is connected with a soft head 10, the soft head 10 is of an oblate structure, and the oblate structure and the hydrophilic soft head 10 are deeply inserted into the urethra, so that the damage to the inner wall of the urethra can be reduced.

The utility model discloses a theory of operation and use flow: when the utility model is used, the end of the ultra-smooth hydrophilic guide wire 3 connected with the soft head 10 is placed into the front urethra, then the holding ring adhered with the rubber sleeve 5 is held, by using the guide of the ultra-smooth hydrophilic guide wire 3, the end of the catheter 1 integrated with the arc extending end 7 is gently inserted into the urethra and expands the urethra, wherein, the T-shaped slider 8 slides in the T-shaped chute 11 arranged on the outer wall of the circular connecting block 4, the rotation of the holding ring 6 at 360 degrees on the outer wall of the catheter 1 can be realized, the rotation of the wrist can be realized on the premise that the catheter 1 does not rotate and does not loosen the holding ring 6, the injury to the inner wall of the urethra can be reduced, the insertion of the dilator can be conveniently carried out according to the habit of medical personnel, the flexibility is strong, in addition, the added disinfection soft cushion layer 13 can increase the comfort when the catheter contacts the inner wall of the urethra, the squeezing sense is reduced, the elastic guide convex, can reduce the contact area of arc-shaped extending end 7 and the inner wall of urethra, reduce friction force, and facilitate the accurate and rapid penetration of the dilator.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An anterior urethral dilator, comprising: including pipe (1), pipe (1) is straight type pipe, and the tip integrated into one piece of pipe (1) has the arc to stretch into end (7), the axial intermediate position department integrated into one piece of pipe (1) has through-hole (2), super smooth hydrophilic seal wire (3) rather than the looks adaptation are worn to be equipped with by the inside of through-hole (2), super smooth hydrophilic seal wire (3) run through-hole (2) and stretch out from its both ends, the outer wall that the arc stretches into end (7) bonds and has disinfection cushion layer (13), the outward appearance wall integrated into one piece elasticity of disinfection cushion layer (13) leads to protruding ball (12).

2. An anterior urethral dilator according to claim 1 and wherein: pipe (1) outer table wall just keeps away from the one end that the arc stretched into end (7) and is fixed with circular connecting block (4), T type spout (11) have been seted up to the outward appearance wall intermediate position department of circular connecting block (4), the inside sliding connection of T type spout (11) has T type slider (8) rather than the looks adaptation, the outer end of T type slider (8) is connected with holds ring (6).

3. An anterior urethral dilator according to claim 2 and wherein: the outer wall of the holding ring (6) is bonded with a rubber sleeve (5), elastic convex strips (14) are fixed on the outer wall of the rubber sleeve (5) at equal intervals, the number of the elastic convex strips (14) is seven, and the outer wall of each elastic convex strip (14) is in arc transition to form an arc part.

4. An anterior urethral dilator according to claim 1 and wherein: the outward appearance wall printing of pipe (1) has scale mark (9), one side that scale mark (9) are close to arc and stretch into end (7) sets up to the starting point, the numerical value of scale mark (9) starting point contains the length numerical value that the arc stretches into end (7).

5. An anterior urethral dilator according to claim 1 and wherein: the ultra-smooth hydrophilic guide wire (3) is connected with a soft head (10) at one end of the arc-shaped extending end (7), and the soft head (10) is of a flat spherical structure.