CN216603203U

CN216603203U - A liquid filling joint and sacculus uterus support for sacculus uterus support

Info

Publication number: CN216603203U
Application number: CN202122983648.3U
Authority: CN
Inventors: 刘浩然
Original assignee: Guangdong Baihe Medical Technology Co ltd
Current assignee: Guangdong Baihe Medical Technology Co ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-05-27
Anticipated expiration: 2031-11-30

Abstract

The utility model relates to the technical field of medical instruments, in particular to a liquid filling joint for a sacculus uterine stent and the sacculus uterine stent, which comprise a shell and a base, wherein the shell is hollow and is communicated up and down; the base is internally provided with a guide pillar, the outer side of the guide pillar is provided with a pressing sheet, the base and the guide pillar are communicated up and down, a guide pipe sleeve of the balloon uterine stent is sleeved on the guide pillar, and the pressing sheet is abutted to the outer wall of the guide pipe sleeve. According to the utility model, the base is provided with the guide post and the pressing sheet is arranged on the outer side of the guide post, when the guide pipe sleeve is sleeved on the guide post, the guide pipe sleeve is more stably sleeved on the guide post by extruding the pressing sheet on the guide pipe sleeve; when the saccule is extruded, the pressing sheet can also prevent the catheter sleeve from being propped open by the reverse force; therefore, the catheter sleeve is not easy to fall off from the liquid filling joint, thereby avoiding delaying the treatment of the patient, increasing the workload of medical care personnel and bringing danger to the patient.

Description

A liquid filling joint and sacculus uterus support for sacculus uterus support

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a liquid filling joint for a saccule uterine stent and the saccule uterine stent.

Background

The main reasons for causing intrauterine adhesion are as follows: uterine cavity operations related to pregnancy, such as early pregnancy negative pressure uterine aspiration, middle pregnancy forceps curettage, middle pregnancy induced labor curettage, postpartum hemorrhage curettage and spontaneous abortion curettage; secondly, the basal layer of the endometrium is destroyed by hysteromyomectomy, hysterosubmucosal myomectomy, double-uterus orthopedics and the like, so that the myometrium is exposed in the uterine cavity, and the front and the back of the uterine wall are adhered; ③ various infections outside the uterus, etc. At present, a catheter or a sacculus uterine stent is usually placed after a surgery to prevent uterine cavities from being adhered, the sacculus uterine stent used clinically at present is composed of a sacculus, a tube body, a catheter sleeve and an injection connector, the injection connector connected with the catheter sleeve is usually a one-way valve, one end of the one-way valve is plugged into the catheter sleeve, the catheter sleeve is not easy to fall off by means of elastic wrapping of the catheter sleeve, but in the clinical use process, the sacculus is squeezed by a patient, the catheter sleeve is propped open by reverse force, the phenomenon that the catheter sleeve and the one-way valve fall off often occurs, once the catheter sleeve and the one-way valve fall off, the treatment of the patient is delayed, the workload of medical staff is increased, the wound of the patient is seriously bleeding, and danger and uneasiness are brought to the patient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a liquid filling joint for a sacculus uterine stent and the sacculus uterine stent, and aims to solve the technical problems that a catheter sleeve is easy to fall off, the workload of medical personnel is increased, and danger and uneasiness are brought to a patient in the prior art.

In order to achieve the purpose, the utility model provides a liquid filling joint for a sacculus uterine stent, which comprises a shell and a base, wherein the shell is hollow and is vertically communicated, and the base is embedded in the shell; the base is internally provided with a guide pillar, the outer side of the guide pillar is provided with a pressing sheet, the base and the guide pillar are communicated up and down, a catheter sleeve of the balloon uterine stent is sleeved on the guide pillar, and the pressing sheet is pressed against the outer wall of the catheter sleeve. The catheter sleeve is not easy to fall off from the liquid filling joint, thereby avoiding delaying the treatment of the patient, increasing the workload of medical care personnel and bringing danger to the patient.

Preferably, one side of the pressing sheet close to the guide pillar is provided with a convex strip; the pressing sheet and the guide post are enabled to clamp the conduit sleeve more tightly, and the conduit sleeve is not easy to fall off.

Preferably, the cross section of the convex strip is triangular, and a tip of the convex strip faces the guide pillar. Under the condition of certain pressure, the smaller the contact area between the convex strip and the catheter sleeve is, the larger the pressure intensity is; therefore, the raised strips can clamp the catheter sleeve more tightly, and the catheter sleeve is not easy to fall off.

Preferably, the base is uniformly distributed with a plurality of pressing sheets along the central axis thereof; the pressing sheet can tightly clamp the conduit sleeve along the circumferential direction of the conduit sleeve, so that the stability of connection between the conduit sleeve and the flushing connector is further improved, and the conduit sleeve is prevented from falling off.

Preferably, when the guide tube sleeve is not sleeved on the guide post, the outer diameter of the guide post is larger than the inner diameter of the guide tube sleeve. So set up, when can making the pipe cover sleeve on the guide pillar, the guide pillar struts the pipe to the certain extent, and pipe cover self is inwards shrink for pipe cover and guide pillar laminating are inseparable, extrude each other, and the pipe cover is difficult for droing.

Preferably, the nut further comprises a nut, wherein the inner wall of the nut is provided with an internal thread and a pressing surface; the base is provided with external threads on the outer side of the guide pillar; the nut is sleeved on the base, the internal thread is in threaded connection with the external thread, and the pressing surface abuts against the outer side wall of the pressing sheet. Set up the nut, can further order about the preforming shrink for the preforming is more tight to the pipe cover clamp, and the pipe cover is difficult for droing more.

Preferably, the pressing surface is gradually inclined toward the center of the nut in a tightening direction in which the nut is screwed into the base. The more the screw cap is screwed in towards the base, the more the pressing sheet is shrunk inwards under the extrusion of the pressing surface, so that the tighter the conduit sleeve is clamped, the less the conduit sleeve is easy to fall off.

Preferably, still include the silica gel valve, the silica gel valve sets up in the shell, and be located the base is kept away from one side of pipe cover. The arrangement of the silica gel valve can seal one end of the shell in a natural state to ensure that the liquid in the balloon leaks outside; the connection is very convenient when liquid filling is needed.

Preferably, the inside of the silica gel valve is hollow and is communicated with the guide pillar, a notch is formed in one end, far away from the guide pillar, of the silica gel valve, and the notch is communicated with the inside of the silica gel valve. The incision is formed to facilitate the injection of liquid by the injector, and after the injector is pulled out, the incision is closed under the elastic deformation of the silica gel valve and the extrusion of the shell to the silica gel valve, so that the liquid in the balloon is prevented from leaking.

On the other hand, the utility model also provides a sacculus uterine support which comprises the liquid filling joint and a tube body, wherein one end of the tube body is provided with a sacculus which is mutually communicated with the tube body, and the other end of the tube body is provided with a catheter sleeve which is mutually communicated with the tube body.

The utility model relates to a liquid filling joint for a sacculus uterine stent and the sacculus uterine stent, which at least have the following beneficial effects: the base is provided with a guide post and a pressing sheet is arranged on the outer side of the guide post, and when the guide pipe sleeve is sleeved on the guide post, the guide pipe sleeve is more stably sleeved on the guide post through the extrusion of the pressing sheet on the guide pipe sleeve; when the saccule is extruded, the pressing sheet can also prevent the catheter sleeve from being propped open by the reverse force; therefore, the catheter sleeve is not easy to fall off from the liquid filling joint, thereby avoiding delaying the treatment of the patient, increasing the workload of medical care personnel and bringing danger to the patient.

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 present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic view of a liquid filled joint according to the present invention;

FIG. 2 is an exploded view of the liquid filled joint of the present invention;

FIG. 3 is a schematic cross-sectional view of a liquid filled joint according to the present invention;

FIG. 4 is a schematic structural diagram of a base according to the present invention;

FIG. 5 is a schematic cross-sectional view of a base according to the present invention;

FIG. 6 is a cross-sectional view of the nut of the present invention;

FIG. 7 is a schematic structural view of a balloon uterine stent of the utility model;

fig. 8 is a sectional structure schematic diagram of a partial position of the saccule uterine stent.

In the drawings: 1-shell, 2-base, 21-guide post, 22-pressing piece, 221-convex strip, 23-external thread, 3-screw cap, 31-internal thread, 32-pressing surface, 4-silica gel valve, 41-notch, 5-conduit sleeve, 6-conduit body and 7-balloon.

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

As shown in fig. 1 to 8, the liquid filling joint for the saccule uterine stent comprises a shell 1 and a base 2, wherein the shell 1 is hollow and is penetrated up and down, and the base 2 is embedded in the shell 1; the base 2 is internally provided with a guide post 21, the outer side of the guide post 21 is provided with a pressing sheet 22, the base 2 and the guide post 21 are vertically communicated, a catheter sleeve 5 of the sacculus uterine support is sleeved on the guide post 21, and the pressing sheet 22 is abutted against the outer wall of the catheter sleeve 5.

The liquid filling connector is used for being arranged on a catheter sleeve 5 of the saccule uterine stent so as to facilitate the syringe to fill liquid into the saccule uterine stent through the liquid filling connector. The liquid filling joint comprises a shell 1 and a base 2, wherein the shell 1 is of a structure which is through from top to bottom and is hollow inside, the base 2 is also of a structure which is through from top to bottom and is hollow inside, and the size of the base 2 is smaller than that of the shell 1, so that the base 2 can be embedded in the shell 1 (namely the shell 1 is sleeved on the base 2); the base 2 is fixed in the housing 1 by means of ultrasonic welding. A guide post 21 is arranged in the base 2, the guide post 21 is of a structure which is through up and down and hollow inside, and the guide post 21 is communicated with the base 2; the guide sleeve 5 of the sacculus uterine support is sleeved on the guide post 21, and the interior of the guide post 21 is communicated with the interior of the sacculus uterine support; the syringe is filled with liquid from one end of the shell 1 to the inside of the base 2, and the liquid is output from one end of the guide post 21 through the base 2 and enters the saccule uterine support. The base 2 is provided with a pressing sheet 22 at the outer side of the guide post 21, the pressing sheet 22 is specifically of an arc plate-shaped structure, and the circle center is positioned on the central axis of the guide post 21; a certain distance is left between the outer side wall of the guide post 21 and the inner side wall of the pressing sheet 22; when the guide tube sleeve 5 is sleeved on the guide post 21, the inner side wall of the pressing piece 22 (i.e. the side wall close to the guide post 21) and the outer wall of the guide tube sleeve 5 are contacted with each other and pressed with each other. The existing liquid-filling joint is simple in structure and hollow inside, a catheter sleeve 5 of the sacculus uterine stent is sleeved at one end of the liquid-filling joint, and a syringe injects liquid from the other end of the liquid-filling joint; because the patient squeezes the sacculus 7, the catheter sleeve 5 is propped open by the reverse force, the phenomenon that the catheter sleeve 5 and the liquid filling joint fall off often occurs, once the catheter sleeve and the liquid filling joint fall off, the treatment of the patient is delayed slightly, the workload of medical staff is increased, and the wound of the patient bleeds seriously, so that uneasiness and danger are brought to the patient. In the technical scheme, the base 2 is provided with the guide post 21, the pressing sheet 22 is arranged on the outer side of the guide post 21, and when the guide pipe sleeve 5 is sleeved on the guide post 21, the guide pipe sleeve 5 is more stably sleeved on the guide post 21 by extruding the pressing sheet 22 on the guide pipe sleeve 5; when the saccule 7 is squeezed, the pressing sheet 22 can also prevent the catheter sleeve 5 from being propped open by reverse force; therefore, the catheter sleeve 5 is not easy to fall off from the liquid filling joint, thereby avoiding delaying the treatment of the patient, increasing the workload of medical staff and bringing danger to the patient.

Furthermore, the pressing sheet 22 is provided with a convex strip 221 on one side close to the guide post 21. The protruding strips 221 function to increase the friction between the pressing sheet 22 and the catheter sheath 5 and increase the pressing force of the pressing sheet 22 on the catheter sheath 5. The pressing piece 22 is specifically configured in an arc plate shape, and the longitudinal direction of the convex strip 221 is the circumferential direction of the pressing piece 22. Specifically, a plurality of protruding strips 221 are provided on the same pressing piece 22, and the protruding strips 221 are arranged in parallel. The protrusion 221 is provided to make the pressing piece 22 and the guide post 21 clamp the catheter sheath 5 more tightly, so that the catheter sheath 5 is less likely to fall off.

Further, the cross section of the protruding strip 221 is triangular, and a tip thereof faces the guide post 21. The cross section of the protruding strip 221 specifically refers to a plane perpendicular to the length direction of the protruding strip 221, the cross section is triangular and is an acute triangle, two corners of the triangle are located on the inner side wall of the pressing sheet 22, and the other side faces the guide post 21. Under the condition of a certain pressure, the smaller the contact area between the convex strip 221 and the catheter sleeve 5 is, the larger the pressure intensity is; therefore, the convex strip 221 can be more tightly clamped on the catheter sheath 5, and the catheter sheath 5 is more difficult to fall off.

Further, the base 2 is provided with a plurality of pressing sheets 22 uniformly distributed along the central axis thereof. The upper end of the pressing sheet 22 is connected with the base 2, and the lower end and the side end are not connected with the base 2 or other parts; a plurality of pressing sheets 22 are arranged along the central axis of the base 2, the shapes and the sizes of the pressing sheets 22 are the same, the pressing sheets 22 are not connected with each other and are spaced at a certain distance, and the distance between every two adjacent pressing sheets 22 is the same; the pressing sheets 22 surround the central axis of the guide post 21 and are arranged on the periphery of the guide post 21; the number of wafers 22 may specifically be two, three, four or other numbers. Set up a plurality of preforming 22, make preforming 22 can follow the circumferencial direction of pipe cover 5 with pipe cover 5 chucking, further improve pipe cover 5 and towards the stability that the liquid joint is connected, avoid pipe cover 5 to drop. Preferably, each pressing sheet 22 is provided with the protruding strips 221, and the number and the shape of the protruding strips 221 are the same.

Further, when the catheter sheath 5 is not sleeved on the guide post 21, the outer diameter of the guide post 21 is larger than the inner diameter of the catheter sheath 5. The catheter sheath 5 is made of a silica gel material with certain elastic deformation, and has good elasticity, and the guide pillar 21 has elasticity lower than that of the catheter sheath 5 and hardness higher than that of the catheter sheath 5. When the guide tube sleeve 5 is not sleeved on the guide post 21, the guide tube sleeve 5 is in a natural state, and the inner diameter of the guide tube sleeve 5 is slightly smaller than the outer diameter of the guide post 21. So set up, when can making pipe cover 5 cover on guide pillar 21, guide pillar 21 struts the pipe to a certain extent, and pipe cover 5 self is inwards shrunk for pipe cover 5 and guide pillar 21 laminating are inseparable, extrude each other, and pipe cover 5 is difficult for droing.

Further, the nut structure further comprises a nut 3, wherein the inner wall of the nut 3 is provided with an internal thread 31 and a pressing surface 32; the base 2 is provided with an external thread 23 on the outer side of the guide post 21; the nut 3 is sleeved on the base 2, the internal thread 31 is in threaded connection with the external thread 23, and the pressing surface 32 abuts against the outer side wall of the pressing sheet 22. The inner wall of nut 3 is equipped with internal thread 31 and pressure face 32 from top to bottom, and internal thread 31 is located the top of pressure face 32 promptly, and internal thread 31 is located the one end of being close to base 2, and pressure face 32 is located the one end of keeping away from base 2, and pressure face 32 is the plane of nut 3 inner wall. The base 2 is provided with an external thread 23, the external thread 23 is positioned outside the guide post 21 and above the pressing sheet 22, and the external thread 23 is matched with the internal thread 31. The nut 3 is screwed to connect the internal thread 31 with the external thread 23, so that the nut 3 is sleeved on the base 2, and at this time, the pressing surface 32 on the nut 3 abuts against the pressing side wall of the pressing piece 22 to drive the pressing piece 22 to tighten toward the side where the guide pillar 21 is located. The nut 3 is arranged to further drive the pressing sheet 22 to contract, so that the pressing sheet 22 clamps the catheter sheath 5 more tightly, and the catheter sheath 5 is less prone to falling off.

Further, the pressing surface 32 is gradually inclined toward the center of the nut 3 in the tightening direction in which the nut 3 is screwed into the base 2. The pressing surface 32 is an inner annular surface of the nut 3, and the pressing surface 32 is an inclined surface, specifically, the pressing surface 32 gradually inclines toward the center of the nut 3 along the direction in which the nut 3 is sleeved on the base 2. When the screw cap 3 is continuously screwed on the base 2, the pressing surface 32 continuously presses the pressing sheet 22 to drive the pressing sheet 22 to tighten; the more the nut 3 is screwed into the base 2, the more the pressing piece 22 is compressed by the pressing surface 32, and thus the tighter the catheter hub 5 is clamped and the less the catheter hub is easily detached.

Further, still include silica gel valve 4, silica gel valve 4 inlays and establishes in shell 1, and is located base 2 keeps away from one side of pipe cover 5. The silica gel valve 4 is made of soft silica gel material with certain elastic deformation, and the silica gel valve 4 is embedded in the shell 1 and is positioned on one side of the base 2 far away from the conduit sleeve 5. Under the natural state, the silica gel valve 4 is plugged in the shell 1, so that one end of the shell 1, which is far away from the catheter sleeve 5, is closed; when liquid needs to be injected into the saccule 7, the silica gel valve 4 is extruded by the injector to compress the silica gel valve 4, and the liquid can be filled into the guide post 21 after the compression. The silica gel valve 4 is arranged, so that one end of the shell 1 can be sealed in a natural state, and the liquid in the balloon 7 is ensured to leak outwards; the connection is very convenient when liquid filling is needed.

Furthermore, the inside of the silicone valve 4 is hollow and is communicated with the guide pillar 21, a notch 41 is opened at one end of the silicone valve 4 far away from the guide pillar 21, and the notch 41 is communicated with the inside of the silicone valve 4. One end of the silica gel valve 4 is communicated with the guide pillar 21, the other end is a closed end, and a notch 41 communicated with the inside of the silica gel valve 4 is formed in the closed end; when the liquid-filled joint is connected with an injector, the notch 41 is opened by the output end of the injector, liquid in the injector can be injected into the silica gel valve 4 by pushing a push rod of the injector, then flows through the guide post 21, flows into the catheter sleeve 5 and is further injected into the balloon 7; after the liquid filling is finished, the syringe is pulled out, and the notch 41 is closed under the elastic deformation of the silica gel valve 4 and the extrusion of the shell 1 to the silica gel valve 4, so that the liquid in the saccule 7 is prevented from leaking.

On the other hand, as shown in fig. 7 to 8, a balloon uterine support comprises the above liquid-filled joint, and further comprises a tube body 6, wherein one end of the tube body 6 is provided with a balloon 7 communicated with the tube body 6, and the other end is provided with the catheter sleeve 5. The catheter sleeve 5, the catheter body 6 and the balloon 7 are formed by mould pressing, embedding and injection molding, are firmly connected with each other and are not easy to separate; the saccule 7 is pear-shaped and is more attached to the inner wall of the uterus, so that the effects of stopping bleeding and preventing uterine cavity adhesion are achieved; the sacculus 7 is made of silica gel, has good elasticity and softness, and can reduce discomfort of a patient. The structure of sacculus uterus support more laminates the shape in the palace chamber, carries out the physics oppression to the hemorrhage department of wound through making the sacculus inflation, finally reaches the effect of stanching with and prevent palace chamber adhesion. The balloon uterine stent uses the liquid filling joint, has the beneficial effects, and is not repeated herein.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The liquid filling joint for the sacculus uterine stent is characterized by comprising a shell (1) and a base (2), wherein the shell (1) is hollow and is vertically communicated, and the base (2) is embedded in the shell (1); the novel uterine balloon support is characterized in that a guide post (21) is arranged in the base (2), a pressing sheet (22) is arranged on the outer side of the guide post (21), the base (2) and the guide post (21) are communicated up and down, a catheter sleeve (5) of the uterine balloon support is sleeved on the guide post (21), and the pressing sheet (22) is abutted to the outer wall of the catheter sleeve (5).

2. The liquid filled joint for a balloon uterine stent as claimed in claim 1, wherein the pressing sheet (22) is provided with a rib (221) at a side close to the guide post (21).

3. The liquid filled joint for a balloon uterine stent as claimed in claim 2, wherein the cross section of the convex strip (221) is triangular, and a tip end faces the guide pillar (21).

4. Liquid filled joint for a balloon uterine stent according to claim 1, characterized in that the base (2) is evenly distributed with a plurality of the pressing sheets (22) along its central axis.

5. The liquid filled joint for a balloon uterine stent as claimed in claim 1, wherein the outer diameter of the guide post (21) is larger than the inner diameter of the catheter sleeve (5) when the catheter sleeve (5) is not fitted over the guide post (21).

6. The liquid filling joint for the saccule uterine stent is characterized by further comprising a screw cap (3), wherein the inner wall of the screw cap (3) is provided with an internal thread (31) and a pressing surface (32); the base (2) is provided with an external thread (23) on the outer side of the guide post (21); the nut (3) is sleeved on the base (2), the internal thread (31) is in threaded connection with the external thread (23), and the pressing surface (32) abuts against the outer side wall of the pressing sheet (22).

7. A fluid filled joint for a balloon uterine stent according to claim 6, characterized in that the pressing surface (32) is gradually inclined toward the center of the nut (3) in the screwing direction of the nut (3) into the base (2).

8. The liquid filling joint for the saccule uterine stent as recited in claim 1, further comprising a silicone valve (4), wherein the silicone valve (4) is embedded in the shell (1) and is positioned on one side of the base (2) far away from the catheter sheath (5).

9. Liquid filled joint for a saccule uterine stent according to claim 8, characterized in that the silicone valve (4) is hollow inside and is communicated with the guide post (21), the silicone valve (4) is provided with a notch (41) at one end far away from the guide post (21), and the notch (41) is communicated with the inside of the silicone valve (4).

10. Balloon uterine support, comprising a liquid filled joint according to any of claims 1 to 9, and further comprising a tube (6), wherein one end of the tube (6) is provided with a balloon (7) which is in communication with the tube (6), and the other end is provided with a catheter sheath (5) which is in communication with the tube (6).