CN217391261U - Ureteral stent is taken off in antiskid - Google Patents

Abstract

The utility model relates to the technical field of medical equipment, and a ureteral stent is taken off in antiskid is disclosed, including ureteral stent body, the inside of stating ureteral stent body is provided with the urethral catheterization way, a plurality of hole of intaking has been seted up to the lateral surface of ureteral stent body, the one end in hole of intaking is linked together with the inner chamber of urethral catheterization way, the lateral surface of ureteral stent body just is located the top and advances the hole outside and seted up first recess, the inner wall of first recess is provided with spacing gasbag, the side of spacing gasbag has been seted up and has been put the urethral canal to the side, the position looks adaptation in the position of the urethral canal and the hole of intaking. The utility model discloses a be equipped with air duct, first intake pipe, spacing gasbag, after the top of ureter support body stretched into the renal pelvis, aerify to the inner chamber of spacing gasbag from air duct and first intake pipe to make spacing gasbag inflation, utilize the spacing gasbag of expanded to prevent that the top of ureter support body from landing from the renal pelvis.

Description

Ureteral stent is taken off in antiskid

Technical Field

The utility model relates to the technical field of medical equipment, more specifically relates to a ureteral stent is taken off in antiskid.

Background

The ureteral stent is used for supporting and draining a human ureter, the ureteral stent is a long and thin pipe with one end (single J) or two ends (double J) bent in an annular mode, the front end of the long and thin pipe can be sealed (single end opening) or unsealed (double end opening), a drainage hole is formed in the middle pipe wall of the long and thin pipe, the ureteral stent is used for penetrating through the ureter of a human body, one end of the ureteral stent is located in a renal pelvis of the human body, the other end of the ureteral stent is located in a bladder of the human body so as to support and drain the ureter of the human body, the ureteral stent is fixed through arc structures at the two ends of the ureteral stent, the fixing effect is poor, the ureteral stent can slip when a patient acts excessively, the ureteral stent can slide into the bladder, the requirement of the current use cannot be met, and therefore the anti-slip ureteral stent is provided.

SUMMERY OF THE UTILITY MODEL

In order to overcome prior art's above-mentioned defect, the utility model provides a ureteral stent is taken off in antiskid to solve the problem that exists among the above-mentioned background art.

The utility model provides a following technical scheme: an anti-slipping ureteral stent comprises a ureteral stent body, wherein a urethral catheter is arranged inside the ureteral stent body, a plurality of urine inlet holes are formed in the outer side surface of the ureteral stent body, one end of each urine inlet hole is communicated with the inner cavity of the urethral catheter, a first groove is formed in the outer side surface of the ureteral stent body and is positioned outside the uppermost urine inlet hole, a limiting air bag is arranged on the inner wall of the first groove, a lateral urine guide groove is formed in the side surface of the limiting air bag, the lateral urine guide groove is matched with the urine inlet holes in position, an upper urine guide hole is formed in the limiting air bag and penetrates through the inner cavity of the lateral urine guide groove, an air guide tube is arranged inside the ureteral stent body, a first air inlet tube is fixedly connected to the lateral part at the top end of the air guide tube, and one end of the first air inlet tube extends to the inner cavity of the limiting air bag, the bottom end of the air duct extends to the outside of the ureteral stent body, and a gas switch valve is arranged at the bottom end of the air duct;

furthermore, a plurality of second recess has been seted up to the lateral part of ureteral stent body, the inner wall of second recess is provided with the support gasbag, the lateral part fixedly connected with second intake pipe of air duct, the one end of second intake pipe extends to the inner chamber of support gasbag, be provided with the catheterization through-hole on the support gasbag, aerify the inner chamber of support gasbag and make the support gasbag support the ureter, play the effect of fixing ureteral stent body simultaneously.

Furthermore, the lateral surface of spacing gasbag and the lateral surface looks parallel and level of ureteral stent body guarantee that spacing gasbag can follow ureteral stent body and pass the ureteral and get into renal pelvis.

Furthermore, the lateral surface that supports the gasbag is parallel and level mutually with the lateral surface of ureteral stent body, guarantees that the support gasbag can follow ureteral stent body and get into the ureter.

Furthermore, the top and the bottom of the ureteral stent body are both arc-shaped, and the arc-shaped structures at the top and the bottom of the ureteral stent body are utilized to avoid the ureteral stent body from sliding down.

Further, the outer diameter of the inflated supporting air bag is smaller than that of the inflated limiting air bag.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a be equipped with air duct, first intake pipe, spacing gasbag, after the top of ureter support body stretched into the renal pelvis, aerify to the inner chamber of spacing gasbag from air duct and first intake pipe to make spacing gasbag inflation, utilize the spacing gasbag of expanded to prevent that the top of ureter support body from landing from the renal pelvis.

2. The utility model discloses a be equipped with the side and put the urethral catheterization groove, put the urethral catheterization hole on, put the urethral catheterization groove and put the synchronous inflation increase of urethral catheterization hole in the expanded in-process side of spacing gasbag to play the effect that carries out the water conservancy diversion to the urine, make the urine in the renal pelvis from the side put the urethral groove and put the inner chamber that the urethral hole got into from the urethral hole of leading, and get into the inner chamber of leading the urethra from the urethral hole of leading.

3. The utility model discloses a be equipped with second intake pipe and support the gasbag, through the second intake pipe the gaseous leading-in inner chamber that supports the gasbag of gas duct inner chamber for support the gasbag inflation and offset with the ureter, thereby supplementary spacing gasbag is fixed ureter support body.

Drawings

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

Fig. 2 is a schematic sectional view of the present invention.

Fig. 3 is a schematic structural view of the present invention in use.

Fig. 4 is a schematic structural view of the utility model after the expansion of the limit airbag.

Fig. 5 is a schematic structural view of the support airbag of the present invention after expansion.

Fig. 6 is an enlarged schematic view of a point a in fig. 1 according to the present invention.

Fig. 7 is an enlarged schematic view of the point B in fig. 2 according to the present invention.

Fig. 8 is an enlarged schematic view of the present invention at C in fig. 2.

The reference signs are: 1. a ureteral stent body; 2. a support airbag; 3. a limiting air bag; 4. a urine inlet hole; 5. an air duct; 6. a gas switching valve; 7. a urethral catheterization tract; 8. a urethral catheterization through hole; 9. a urethral catheterization groove is arranged on the side; 10. a urethral catheterization hole is arranged on the bed pan; 11. a first intake pipe; 12. a first groove; 13. a second groove; 14. a second intake pipe.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings in the present invention, and in addition, the forms of the structures described in the following embodiments are merely examples, and the anti-slipping ureteral stent of the present invention is not limited to the structures described in the following embodiments, and all other embodiments obtained by a person having ordinary skill in the art without creative work belong to the scope of the present invention.

The first embodiment is as follows: referring to fig. 1, 2, 4, 6 and 7, the utility model provides an anti-slipping ureteral stent, which comprises a ureteral stent body 1, wherein a urethral canal 7 is arranged inside the ureteral stent body 1, a plurality of urine inlet holes 4 are arranged on the outer side surface of the ureteral stent body 1, one end of each urine inlet hole 4 is communicated with the inner cavity of the urethral canal 7, a first groove 12 is arranged on the outer side surface of the ureteral stent body 1 and positioned outside the uppermost urine inlet hole 4, a limit air bag 3 is arranged on the inner wall of the first groove 12, a lateral urine guide groove 9 is arranged on the side surface of the limit air bag 3, the position of the lateral urine guide groove 9 is matched with the position of the urine inlet hole 4, an upper urine guide hole 10 is arranged on the limit air bag 3, the upper urine guide hole 10 penetrates through the inner cavity of the lateral urine guide groove 9, an air duct 5 is arranged inside the ureteral stent body 1, a first air inlet pipe 11 is fixedly connected to the side part of the top end of the air duct 5, one end of the first air inlet pipe 11 extends to an inner cavity of the limiting air bag 3, the bottom end of the air guide pipe 5 extends to the outside of the ureteral stent body 1, and the bottom end of the air guide pipe 5 is provided with an air switch valve 6;

referring to fig. 7, the outer side surface of the limiting air bag 3 is flush with the outer side surface of the ureteral stent body 1, so that the limiting air bag 3 can pass through the ureter and enter the renal pelvis along with the ureteral stent body 1.

Referring to fig. 3, the top end and the bottom end of the ureteral stent body 1 are both arc-shaped, and the arc-shaped structures of the top end and the bottom end of the ureteral stent body 1 are used for avoiding the ureteral stent body 1 from sliding down.

Referring to fig. 3, the inflated outer diameter of the support airbag 2 is smaller than the inflated outer diameter of the limit airbag 3.

The embodiment of the utility model provides a theory of operation: the top end of a ureteral stent body 1 extends into a renal pelvis from a urethra, a bladder and the ureter by utilizing a guide wire, meanwhile, a limit air bag 3 is moved into the renal pelvis, the bottom end of the ureteral stent body 1 is positioned in the bladder, the length of an air guide tube 5 is longer, the tail end of the air guide tube 5 and a gas switch valve 6 are positioned outside the body, the top end and the bottom end of the ureteral stent body 1 are respectively automatically rolled into an arc shape in the renal pelvis and the bladder, in addition, the gas switch valve 6 is opened to guide gas into an inner cavity of the air guide tube 5, the gas is filled into the inner cavity of the limit air bag 3 through a first air inlet tube 11 to expand the limit air bag 3, at the moment, a lateral urine guide groove 9 and an upper urine guide hole 10 are simultaneously expanded, the expanded limit air bag 3 is utilized to assist the arc shape at the top end of the ureteral stent body 1 to limit the ureteral stent body 1, so that the ureteral stent body 1 cannot slip from the renal pelvis, in addition, the lateral urethral catheterization groove 9 and the upper urethral catheterization hole 10 play a role in flow guiding, so that urine in the renal pelvis smoothly enters the inner cavity of the urethral catheterization channel 7 from the urine inlet hole 4, and the gas switch valve 6 is closed, so that gas is left in the inner cavity of the limit airbag 3.

The second embodiment:

referring to fig. 5 and fig. 8, a plurality of second recess 13 has been seted up to the lateral part of ureteral stent body 1, the inner wall of second recess 13 is provided with support gasbag 2, the lateral part fixedly connected with second intake pipe 14 of air duct 5, the one end of second intake pipe 14 extends to the inner chamber that supports gasbag 2, be provided with catheterization through-hole 8 on the support gasbag 2, inflate the inner chamber that supports gasbag 2 and make support gasbag 2 support the ureter, play the effect of fixing ureteral stent body 1 simultaneously, the lateral surface that supports gasbag 2 and the lateral surface of ureteral stent body 1 are parallel and level mutually, guarantee to support gasbag 2 and can follow ureteral stent body 1 and get into the ureter, embodiment two lies in with the difference of embodiment one: when the air guide tube 5 conducts air, air in the inner cavity of the air guide tube 5 enters the inner cavity of the support air bag 2 from the second air inlet tube 14, so that the support air bag 2 expands and props against the inner wall of the ureter, the support air bag 2 is used for supporting the ureter support body 1 to fix the ureter support body 1, and the urethral catheterization through holes 8 simultaneously expand when the support air bag 2 expands, and urine in the ureter is not hindered from flowing.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. An anti-slipping ureteral stent comprises a ureteral stent body (1), and is characterized in that a urethral catheter (7) is arranged inside the ureteral stent body (1), a plurality of urine inlet holes (4) are formed in the outer side surface of the ureteral stent body (1), one ends of the urine inlet holes (4) are communicated with an inner cavity of the urethral catheter (7), a first groove (12) is formed in the outer side surface of the ureteral stent body (1) and is positioned at the uppermost urine inlet hole (4), a limiting air bag (3) is arranged on the inner wall of the first groove (12), a lateral urine guide groove (9) is formed in the side surface of the limiting air bag (3), the lateral urine guide groove (9) is matched with the urine inlet holes (4), an upper urine guide hole (10) is formed in the limiting air bag (3), and the upper urine guide hole (10) penetrates through the inner cavity of the lateral urine guide groove (9), the utility model discloses a ureteral stent comprises a ureteral stent body, the inside of ureteral stent body (1) is provided with air duct (5), the first intake pipe (11) of lateral part fixedly connected with on air duct (5) top, the inner chamber of spacing gasbag (3) is extended to the one end of first intake pipe (11), the bottom of air duct (5) extends to the outside of ureteral stent body (1), the bottom of air duct (5) is provided with gas switch valve (6).

2. An anti-slip ureteral stent according to claim 1, characterized in that: a plurality of second recess (13) have been seted up to the lateral part of ureteral stent body (1), the inner wall of second recess (13) is provided with supports gasbag (2), lateral part fixedly connected with second intake pipe (14) of air duct (5), the one end of second intake pipe (14) extends to the inner chamber that supports gasbag (2), be provided with catheterization through-hole (8) on supporting gasbag (2).

3. An anti-slip ureteral stent according to claim 1, characterized in that: the outer side surface of the limiting air bag (3) is flush with the outer side surface of the ureteral stent body (1).

4. An anti-slip ureteral stent according to claim 2, wherein: the outer side surface of the supporting air bag (2) is flush with the outer side surface of the ureteral stent body (1).

5. An anti-slip ureteral stent according to claim 1, characterized in that: the top end and the bottom end of the ureteral stent body (1) are both arc-shaped.

6. An anti-slip ureteral stent according to claim 2, characterized in that: the outer diameter of the inflated supporting air bag (2) is smaller than that of the inflated limiting air bag (3).

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