CN111248943A

CN111248943A - Intervention device for detecting hydrops in abdominal cavity

Info

Publication number: CN111248943A
Application number: CN202010087259.XA
Authority: CN
Inventors: 刘敏; 刘荟敏; 宋东映
Original assignee: Individual
Current assignee: Jingzhou Central Hospital Jingzhou Hospital Affiliated To Yangtze University
Priority date: 2020-02-11
Filing date: 2020-02-11
Publication date: 2020-06-09
Anticipated expiration: 2040-02-11
Also published as: CN111248943B; CN115813440A

Abstract

The invention discloses an intervention device for detecting hydrops in abdominal cavity, which comprises an outer catheter, wherein the inner part of the outer catheter is connected with an inner shaft in a sliding way, the outer side of the inner shaft is sleeved with a ring sleeve, the lower side wall of the ring sleeve is provided with a plurality of first supporting strips, the outer side of each first supporting strip is provided with a second supporting strip corresponding to one supporting strip, a hose is clamped between the first supporting strip and the second supporting strip, the upper end of the outer catheter is provided with a ring block, the inner part of the ring block is provided with a plurality of special-shaped tubes, the lower end of each special-shaped tube is mutually communicated with the hose, the outer side wall of the ring block is rotatably sleeved with a rotating ring, the inner side wall of the rotating ring is provided with a plurality of multi-through grooves and single-through grooves, the invention can simultaneously absorb the hydrops at different positions in, the effusion at different positions can be sucked, thereby avoiding the secondary damage of organs in the abdominal cavity.

Description

Intervention device for detecting hydrops in abdominal cavity

Technical Field

The invention relates to the technical field of medical instruments, in particular to an intervention device for detecting hydrops in abdominal cavity.

Background

Under a normal state, a small amount of liquid (generally less than 200ml) exists in an abdominal cavity of a human body, the amount of the liquid in the abdominal cavity is increased under any pathological state, the liquid is called as an abdominal dropsy when the volume exceeds 200ml, the abdominal dropsy is only a symptom, causes of the generation of the abdominal dropsy are many, and common diseases include cardiovascular diseases, liver diseases, peritoneal diseases, kidney diseases, nutritional deficiency diseases, malignant tumor abdominal metastasis, ovarian tumors, connective tissue diseases and the like, so that the dropsy needs to be inspected when the reason for the formation of the abdominal dropsy is needed to be known, the method for inspecting the dropsy generally adopts ultrasonic and CT inspection, but the detection method detects the components of the dropsy through external instruments, but a large number of abdominal organs of the human body easily interfere with the inspection result, and larger inspection errors can be generated; the existing abdominal cavity puncture is also used for detecting the effusion after the effusion is sucked out through a suction instrument, but the general suction instrument is a single suction tube generally, and the single suction tube can only adjust the position of a suction port by moving the abdomen when sucking the effusion at different positions because the volume of the abdominal cavity of a human body is large, so that the secondary damage is easily caused to the organs inside the abdominal cavity, and the intervention device for detecting the effusion in the abdominal cavity is provided.

Disclosure of Invention

The present invention is directed to an interventional device for the examination of effusion in the abdominal cavity, which solves the problems set forth above in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: an intervention device for detecting hydrops in abdominal cavity comprises an outer catheter, wherein an inner shaft is slidably connected inside the outer catheter, the upper end and the lower end of the inner shaft penetrate through the side wall of the outer catheter and extend to the outside of the outer catheter, pull rings and fixed blocks are respectively arranged on the inner catheter, a ring sleeve is sleeved on the lower end of the outer catheter and located on the outer side wall of the inner shaft, a plurality of first supporting strips are arranged on the lower side wall of the ring sleeve, first elastic strips are arranged on the inner side wall of the first supporting strips, the lower ends of the first elastic strips are movably clamped inside clamping grooves, the clamping grooves are formed in the side wall of the fixed block, two semicircular sleeves are arranged on the outer side wall of the ring sleeve, the upper sides of the two semicircular sleeves are movably clamped inside arc-shaped grooves, the arc-shaped grooves are formed in the lower side wall of the outer catheter, a plurality of second supporting strips are arranged on the lower side of the semicircular sleeves, a second elastic strip is arranged inside the second stay, three pipeline grooves are formed in the opposite side walls of the first stay and the second stay, a hose is clamped inside the pipeline grooves, and the upper end of the hose penetrates through the side wall of the outer guide pipe and extends to the upper side of the outer guide pipe;

the utility model discloses a catheter, including outer pipe, ring piece, single logical groove, the upper end of ring piece and the inside of outer pipe are equipped with the ring piece, the inside of ring piece is equipped with a plurality of mechanical tubes, and the lower extreme of every mechanical tube all communicates with the hose each other, it has cup jointed the change ring to rotate on the lateral wall of ring piece, be equipped with a plurality of logical grooves and single logical groove on the inside wall of change ring, the upper end of ring piece and the inside that is located the outer pipe are opened there is the cavity, and cavity and every mechanical tube communicate each other, be equipped with the drainage tube on the lateral.

Preferably, the inner side wall of the lower end of the inner shaft is provided with a plurality of clamping balls, each clamping ball is movably clamped with an open slot, and the open slot is formed in the outer side wall of the fixed block.

Preferably, the outer side wall of the ring block is provided with a multi-pass mark corresponding to the multi-pass groove, and the outer side wall of the rotating ring is provided with a single-pass mark corresponding to the single-pass groove.

Preferably, the upper side of the outer catheter is located on the outer side wall of the inner shaft and is sleeved with a clamping button in a sliding mode, the lower end of the clamping button is fixedly connected with a rubber vertebra, the rubber vertebra is movably connected with an upper inclined plane of a butt joint block, and the butt joint block is fixedly connected to the upper end of the outer catheter.

Preferably, an insulating pad is slidably connected to an outer side wall of the outer conduit.

Preferably, a second elastic strip is arranged inside the second stay.

Preferably, the first elastic strip and the second elastic strip are provided with identification areas at different positions.

Compared with the prior art, the invention has the beneficial effects that: the lower end of the invention is inserted into the abdominal cavity of a human body through the puncture part, and the effusion in the abdominal cavity is sucked out through the needle cylinder for inspection, so that the effusion inspection is more accurate; through pulling the inner shaft, can make first stay and second stay receive the extrusion of inner shaft and outer pipe and the deformation struts, hose mouth part on first stay and the second stay can scatter to each position like this, thereby can absorb the hydrops of different positions in the abdominal cavity simultaneously through the needle tubing, and through rotating the change ring, can make arbitrary mechanical tubes be in the inside of single logical groove, and all the other mechanical tubes are stifled by the lateral wall extrusion of change ring, thereby make the absorption oral area of the device under the condition that does not take place to remove, the hydrops of different positions all can be absorbed to the device, thereby the secondary damage of abdominal cavity organ has been avoided, and can conveniently discern the internal position of absorbing ascites department through the differentiation district that sets up on first elastic strip and the second elastic strip, provide data support for discernment and sampling.

Drawings

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

FIG. 2 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;

FIG. 3 is a cross-sectional view of the abutment block of the present invention in relation to a rubber cone;

FIG. 4 is a cross-sectional view of the present invention at the cavity and outer catheter;

fig. 5 is an exploded view of the ring block, the mechanical tubes and the swivel of the present invention;

fig. 6 is a cross-sectional view of the ring block, the special pipe and the swivel of the present invention;

FIG. 7 is an exploded view of the first resilient strip and the channel of the present invention;

FIG. 8 is an exploded view of the inner shaft, the fixing block, the first stay and the second stay of the present invention;

FIG. 9 is an enlarged view of the invention at B of FIG. 8;

FIG. 10 is an exploded view of the first and second struts of the present invention;

FIG. 11 is a schematic view of the first and second struts in an expanded state;

FIG. 12 is an exploded view of the hose and pipe channel of the present invention;

fig. 13 is an exploded view of the open slot and ball catch of the present invention.

In the figure: 1. outer catheter, 2, inner shaft, 3, ring sleeve, 4, first stay, 5, semicircular sleeve, 6, second stay, 7, hose, 8, arc-shaped groove, 9, first elastic strip, 10, fixing block, 11, clamping groove, 12, pipeline groove, 13, second elastic strip, 14, ring block, 15, special-shaped pipe, 16, swivel, 17, multi-through groove, 18, single-through groove, 19, multi-through mark, 20, single-through mark, 21, cavity, 22, drainage tube, 23, needle tube, 24, open groove, 25, clamping ball, 26, butt joint block, 27, clamping button, 28, rubber vertebra, 29, pull ring, 30 and isolation pad.

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.

Referring to fig. 1-13, the present invention provides a technical solution: an intervention device for abdominal dropsy examination comprises an outer catheter 1, wherein an inner shaft 2 is connected to the inner portion of the outer catheter 1 in a sliding manner, the outer catheter 1 and the inner shaft 2 are made of transparent materials, so that the inner shaft 2 can slide in the outer catheter 1 conveniently, the process of extracting dropsy in a hose 7 can be seen clearly as the outer catheter 1 is transparent, the upper end and the lower end of the inner shaft 2 penetrate through the side wall of the outer catheter 1 and extend to the outside of the outer catheter, a pull ring 29 and a fixed block 10 are respectively arranged, the fixed block 10 can play a role of blocking a first elastic strip 9, when the inner shaft 2 slides, the fixed block 10 blocks the first elastic strip 9 so as to deform the inner shaft, a ring sleeve 3 is sleeved on the outer side wall of the inner shaft 2 at the lower end of the outer catheter 1, a plurality of first supporting strips 4 are arranged on the lower side wall of the ring 3, and the first supporting strips 4 are made of flexible materials (such, the edges of the first supporting strips 4 are smooth chamfers and do not hurt organs), a first elastic strip 9 is arranged on the inner side wall of each first supporting strip 4, the first elastic strip 9 is made of elastic metal materials and can be elastically deformed so as to drive the first supporting strips 4 to deform and enable the first supporting strips 4 to be unfolded, when external force is not applied, the first elastic strips 9 are straight, the lower end of the device can be conveniently inserted into the abdominal cavity, the lower end of the first elastic strip 9 is movably clamped inside a clamping groove 11, the clamping groove 11 is opened on the side wall of a fixed block 10, two semicircular sleeves 5 are arranged on the outer side wall of a ring sleeve 3, the upper sides of the two semicircular sleeves 5 are movably clamped inside an arc-shaped groove 8, the arc-shaped groove 8 is opened on the lower side wall of an outer catheter 1, a plurality of second supporting strips 6 are arranged on the lower side of the semicircular sleeves 5, the second supporting strips 6 are made of flexible materials and are easy to deform, and each second supporting strip 6 corresponds to the first supporting strips 4 one, the opposite side walls of the first stay 4 and the second stay 6 are respectively provided with three pipe grooves 12, the two corresponding pipe grooves 12 on the first stay 4 and the second stay 6 form a hole for placing a hose 7, in order to ensure that the hose 7 keeps a certain shape after the device is unfolded and does not fall off from the pipe grooves 12, the three pipe grooves 12 on the opposite side walls of the first stay 4 and the second stay 6 are not equally divided, specifically, the central angle of the pipe groove 12 in the middle of the second stay 6 is larger than 180 degrees, and the central angles of the two pipe grooves 12 on the two sides of the first stay 4 are larger than 180 degrees, so that the first stay 4 and the second stay 6 are not interfered by the hose 7 when being attached, when the first stay 4 and the second stay 6 are unfolded, the hose 7 clamped by the central pipe groove 12 can be attached to the second stay 6, and along with the deformation change of the second stay 6, the hoses 7 in the pipe grooves 12 on the two sides can be attached to the first stay 4, along with the deformation change of the first supporting strips 4, the position of the end part of each hose 7 is different, the area of the device for sucking accumulated liquid under the condition of no movement is wider, and the hose 7 is clamped in the pipeline groove 12.

The lengths of the lower ends of the hoses 7 are different, the lower end of the hose 7 in the middle is flush with the lower end of the second stay 6, so that the hose 7 on the second stay 6 sucks the effusion at the position where the end of the second stay 6 reaches, one lower end of the two hoses 7 on the two sides is flush with the lower end of the first stay 4, so that the hose 7 sucks the effusion at the position where the end of the first stay 4 reaches, the other lower end of the two hoses 7 on the two sides is located in the middle of the first stay 4, so that the effusion at the position where the middle of the first stay 4 reaches after rising can be sucked (as shown in fig. 12), and the upper end of the hose 7 penetrates through the side wall of the outer conduit 1 and extends to the upper side of;

the upper end of outer pipe 1 is equipped with ring piece 14, the inside of ring piece 14 is equipped with a plurality of mechanical tubes 15, and the material of mechanical tubes 15 is soft plastics material, can flatten easily and form the shutoff to mechanical tubes 15 has good resilience, flattens the back when mechanical tubes 15, can restore to the original state by oneself fast, and the middle part of mechanical tubes 15 outwards swells, and the lower extreme of every mechanical tubes 15 all communicates with each other with hose 7, it has cup jointed change 16 to rotate on the lateral wall of ring piece 14, be equipped with a plurality of logical grooves 17 and a single logical groove 18 on change 16's the inside wall, the multichannel groove 17 is relative with mechanical tubes 15 one-to-one, and the position effect that multichannel groove 17 and a single logical groove 18 set up on change 16 inside wall is: when the special-shaped pipes 15 are all positioned in the multi-through grooves 17, the flexible pipes 7 are communicated with the needle tubes 23, when the rotary ring 16 is rotated, any special-shaped pipe 15 is positioned in the single-through groove 18, the rest special-shaped pipes 15 are not positioned in the multi-through groove 17 (the special-shaped pipes 15 are staggered with the multi-through grooves 17), so that the special-shaped pipes 15 are squeezed and flattened by the side wall of the rotary ring 16, the flexible pipes 7 connected with the special-shaped pipes 15 positioned in the single-through groove 18 are communicated with the needle tubes 23, the rest flexible pipes 7 are not communicated with the needle tubes 23, and the purpose of extracting accumulated liquid at a certain position of an abdominal cavity is achieved.

In order to enable the inner shaft 2 and the fixing block 10 to be quickly and fixedly connected and separated, specifically, a plurality of clamping balls 25 are arranged on the inner side wall of the lower end of the inner shaft 2, each clamping ball 25 is movably clamped with an open groove 24, and the open groove 24 is opened on the outer side wall of the fixing block 10.

Specifically, the outer side wall of the ring block 14 is provided with a multi-pass mark 19 corresponding to the multi-pass groove 17, the outer side wall of the rotary ring 16 is provided with a single-pass mark 20 corresponding to the single-pass groove 18, and when the single-pass mark 20 is aligned with any one of the multi-pass marks 19, the special pipe 15 corresponding to the multi-pass mark 19 is located inside the single-pass groove 18, so that an operator can observe and adjust the position conditions of the single-pass groove 18 and the special pipe 15 more conveniently.

In order to fix the inner shaft 2 after the inner shaft 2 slides to any position in the outer catheter 1, specifically, a snap button 27 is slidably sleeved on the upper side of the outer catheter 1 and on the outer side wall of the inner shaft 2, a rubber vertebra 28 is fixedly connected to the lower end of the snap button 27, the rubber vertebra 28 is movably connected with the upper inclined surface of the butt block 26, as shown in fig. 3, the outer ring of the butt block 26 is provided with a thread, an inner thread groove (not shown) is arranged on the bottom surface of the snap button 27 and can be engaged with the butt block 26, the rubber vertebra 28 and the inner shaft 2 have certain sliding friction, when the inner shaft 2 is pulled out for a certain length, the length of the inner shaft 2 is fixed, the snap button 27 is pushed to make the rubber vertebra 28 fit with the inclined surface of the butt block 26, the snap button 27 is rotated to engage with the butt block 26, at this time, the rubber vertebra 28 is pressed against the inner shaft 2 by the inclined surface of the butt block 26, and, and is positioned by fixing the position of the butt-joint block 26 relative to the catheter 1, said butt-joint block 26 being fixedly connected to the upper end of the outer catheter 1.

Specifically, sliding connection has isolated pad 30 on the lateral wall of outer pipe 1, and isolated pad 30 has certain frictional resistance when sliding on outer pipe 1, and the degree of depth that more possesses the device and insert in the human body carries out to isolated pad 30 adjustment back (isolated pad 30 and human surface contact back), and isolated pad 30 can be fixed on the lateral wall of outer pipe 1, and isolated pad 30 and the human body between add aseptic gauze, further prevent the infection of outside to the wound.

Specifically, in order to expand the second stay 6 with a certain elastic force in order to widen the area for sucking the peritoneal fluid, the second elastic strip 13 is provided inside the second stay 6, the second elastic strip 13 is made of an elastic wire, and the second stay 6 is made of a flexible material and is easily deformed, thereby preventing the injury of the organ.

In addition, because the first stay 4 and the second stay 6 are made of soft materials and the elastic strip is made of elastic metal materials, therefore, the position deviation can be generated in the abdominal cavity due to the extrusion and contact of organs, so as to conveniently and accurately correspond the extracted abdominal cavity liquid with the extraction position, so as to facilitate the pertinence of the subsequent test, the first elastic strip 9 and the second elastic strip 13 are respectively provided with identification areas at different positions, and the identification areas can be formed by shape change, such as that each elastic strip is a metal wire with a circular cross section, arranging a flat section or a section with larger diameter on each elastic strip at different positions, wherein the area is an identification area, the position of the identification area can be identified by the X-ray imaging equipment to correspond to which elastic strip, so that the correspondingly extracted abdominal cavity liquid accurately corresponds to where the abdomen comes from.

The working principle is as follows: when the device is used, the lower end of the device is inserted into an abdominal cavity of a human body, the inner shaft 2 is pulled outwards to a certain length, the clamping button 27 on the inner shaft 2 slides towards the outer catheter 1, so that the rubber cone 28 is connected with the inclined wall of the butt joint block 26, then the inner shaft 2 is fixed by rotating and meshing, at the moment, the first supporting strip 4 and the second supporting strip 6 are respectively deformed and unfolded along with the first elastic strip 9 and the second elastic strip 13, so that different hoses 7 between the first supporting strip 4 and the second supporting strip 6 are bent towards different positions, suction ports of the hoses 7 are positioned at different positions of the abdominal cavity, and effusion in the abdominal cavity is sucked into the needle tubes 23 by drawing the needle tubes 23 by each hose 7; if only want to draw the hydrops of a certain department, rotate swivel 16, when arbitrary mechanical tubes 15 is in the inside of single logical groove 18, other mechanical tubes 15 can be blocked up by the inside wall extrusion of swivel 16 to make the hose 7 that is located the inside mechanical tubes 15 of single logical groove 18 and connect with needle tubing 23, when pull needle tubing 23 this moment, only use this hose 7 to draw the hydrops of the inside of abdominal cavity, realized that the device can all draw the hydrops of the different positions of belly under the partial unmovable condition in the abdominal cavity, thereby avoided the secondary damage of abdominal cavity organ.

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 interventional device for the examination of peritoneal fluid, comprising an outer catheter (1), characterized in that: the inner part of the outer guide pipe (1) is connected with an inner shaft (2) in a sliding manner, the upper end and the lower end of the inner shaft (2) penetrate through the side wall of the outer guide pipe (1) and extend to the outside of the outer guide pipe, pull rings (29) and fixed blocks (10) are respectively arranged on the inner shaft and the outer side wall of the inner shaft (2), a ring sleeve (3) is sleeved at the lower end of the outer guide pipe (1) and is positioned on the outer side wall of the inner shaft (2), a plurality of first supporting strips (4) are arranged on the lower side wall of the ring sleeve (3), first elastic strips (9) are arranged on the inner side wall of the first supporting strips (4), the lower ends of the first elastic strips (9) are movably clamped inside clamping grooves (11), the clamping grooves (11) are opened on the side wall of the fixed blocks (10), two semicircular sleeves (5) are arranged on the outer side wall of the ring sleeve (3), the upper sides of the two semicircular sleeves (5) are movably clamped inside arc-shaped grooves, a plurality of second supporting strips (6) are arranged on the lower side of the semicircular sleeve (5), each second supporting strip (6) corresponds to the corresponding first supporting strip (4), three pipeline grooves (12) are formed in the opposite side walls of the first supporting strips (4) and the second supporting strips (6), hoses (7) are clamped inside the pipeline grooves (12), and the upper ends of the hoses (7) penetrate through the side walls of the outer guide pipes (1) and extend to the upper sides of the outer guide pipes;

the utility model discloses a catheter, including outer pipe (1), ring piece (14), change ring (16) have been connected in the rotation on the lateral wall of ring piece (14), the upper end of outer pipe (1) is equipped with ring piece (14), the inside of ring piece (14) is equipped with a plurality of mechanical tubes (15), and the lower extreme of every mechanical tube (15) all communicates each other with hose (7), change ring (16) have been cup jointed in the rotation on the lateral wall of ring piece (14), be equipped with a plurality of logical grooves (17) and single groove (18) on the inside wall of change ring (16), the upper end of ring piece (14) and the inside that is located outer pipe (1) are opened there is cavity (21), and cavity (21) and every mechanical tube (15) communicate each other, be equipped with drainage tube (22) on the lateral wall of.

2. An interventional device for peritoneal fluid testing as claimed in claim 1, wherein: the inner shaft is characterized in that a plurality of clamping balls (25) are arranged on the inner side wall of the lower end of the inner shaft (2), each clamping ball (25) is movably clamped with an open groove (24), and the open groove (24) is formed in the outer side wall of the fixed block (10).

3. An interventional device for peritoneal fluid testing as claimed in claim 1, wherein: the outer side wall of the ring block (14) is provided with a multi-pass mark (19) corresponding to the multi-pass groove (17), and the outer side wall of the rotating ring (16) is provided with a single-pass mark (20) corresponding to the single-pass groove (18).

4. An interventional device for peritoneal fluid testing as claimed in claim 1, wherein: the utility model discloses a joint structure of outer catheter, including outer catheter (1), the upside of outer catheter (1) just is located the lateral wall of interior axle (2) and slides to cup joint and has connect button (27), the lower extreme fixedly connected with rubber vertebra (28) of card button (27), rubber vertebra (28) and the last inclined plane swing joint of butt joint piece (26), butt joint piece (26) fixed connection is in the upper end of outer catheter (1).

5. An interventional device for peritoneal fluid testing as claimed in claim 1, wherein: the outer side wall of the outer conduit (1) is connected with an isolation pad (30) in a sliding way.

6. An interventional device for peritoneal fluid testing as claimed in claim 1, wherein: and a second elastic strip (13) is arranged inside the second stay (6).

7. An interventional device for peritoneal fluid testing as claimed in claim 6, wherein: the first elastic strip (9) and the second elastic strip (13) are provided with identification areas at different positions.