CN218607517U - Mouth nose conversion pipe external member of nose bile duct - Google Patents

Abstract

The application discloses an oronasal conversion catheter kit of a nasal bile duct, which comprises an adjusting structure, a rotating structure and a middle rod; the adjusting structure comprises a movable plate and a fixed plate, the movable plate is sleeved inside the fixed plate, sliding grooves are formed in the surface of the movable plate, side grooves are formed in the two sides of the movable plate, sliding blocks are fixedly connected to the surface of the fixed plate, the sliding blocks are connected with the sliding grooves in a sliding mode, and first threaded holes are formed in the two sides of the fixed plate; and a limiting bolt is arranged on the outer side of the side groove, the tail end of the limiting bolt penetrates through the side groove and is in threaded connection with the first threaded hole, and the movable plate is communicated with the inside of the fixed plate. What this application adopted is that intermediate lever, erection column and operation panel adopted is modular structure, can break away from reference column and locating hole through compression and rotation operation panel, and curb plate and connecting hole can align this moment, can shift out the intermediate lever from this external member is inside this moment, is convenient for change the snare, and the flexibility is higher.

Description

Mouth nose conversion pipe external member of nose bile duct

Technical Field

The application relates to the technical field of nasal bile ducts, in particular to an oronasal conversion catheter kit of a nasal bile duct.

Background

After treatment, a doctor often places a nasobiliary drainage tube for a patient, the nasobiliary drainage tube is equivalent to placing one end of a plastic tube in a bile duct, and the other end of the plastic tube is drained to the outside of the body through duodenum, stomach, oral cavity and nostrils, and the main purpose is to drain bile; since edema may occur in the lower end of the bile duct including the duodenal papilla opening after the operation is performed in the biliary tract, the edema may cause bile drainage to be unsmooth, and acute cholangitis may occur once the bile drainage is unsmooth. The purpose of placing the nose bile duct is to ensure that bile can flow out when edema exists near an operation wound within a short time after an operation, so that acute cholangitis after the operation can not occur.

Traditional sleeve pipe is pulled out from patient's mouth and is leaned on that the doctor is scratched out with the hand, and patient is difficult, and the doctor is not enough to put into patient's mouth security in the handle, and some pipe external member structures at present are comparatively fixed simultaneously, are not convenient for maintain the external member and change, and the flexibility is not enough. Therefore, an oronasal changeover catheter kit for a nasal bile duct is proposed to address the above problems.

Disclosure of Invention

An oronasal conversion catheter kit for a nasal bile duct comprises an adjusting structure, a rotating structure and a middle rod;

the adjusting structure comprises a movable plate and a fixed plate, the movable plate is sleeved inside the fixed plate, a sliding groove is formed in the surface of the movable plate, side grooves are formed in the two sides of the movable plate, a sliding block is fixedly connected to the surface of the fixed plate and is connected with the sliding groove in a sliding mode, and first threaded holes are formed in the two sides of the fixed plate; a limit bolt is arranged on the outer side of the side groove, the tail end of the limit bolt penetrates through the side groove and is in threaded connection with the first threaded hole, and the movable plate is communicated with the inside of the fixed plate;

the rotating structure comprises a mounting column, a connecting cavity is formed in the outer end of the mounting column, a rotating plate is arranged in the connecting cavity, the rotating plate is rotatably connected with the inner side wall of the connecting cavity through a bearing, and a connecting hole is formed in the side face of the rotating plate; an operation plate is arranged at the outer end of the connecting hole, a side plate is fixedly connected to the side surface of the inner end of the operation plate, a positioning hole is formed in the side surface of the side plate, and the side plate penetrates through the connecting hole; the inner side surface of the rotating plate is fixedly connected with a positioning column, the outer end of the positioning column is clamped inside the positioning hole, and a spring is arranged on the inner side of the rotating plate.

Further, the movable plate and the fixed plate are both of a hollow structure, a transparent plate is fixedly connected to the outer end of the movable plate, and a through hole is formed in the side face of the transparent plate.

Further, fixed plate one end rigid coupling has the spliced pole, the spliced pole outer end with the erection column rigid coupling, just the fixed plate the spliced pole and the erection column communicates each other.

Further, the mounting column top rigid coupling has perspective post, the inside installation cavity that is equipped with of mounting column, perspective post with the installation cavity intercommunication, just the installation cavity inside wall rigid coupling has the reflector.

Furthermore, one side of the perspective column is provided with a holding plate, the two holding plates are symmetrically distributed on two sides of the mounting column, and the holding plates are fixedly connected with the mounting column.

Further, an annular plate is fixedly connected to the inner end of the operating plate, a second threaded hole is formed in the surface of the annular plate, one end of the middle rod is clamped inside the annular plate, a fastening bolt is connected to the second threaded hole in a threaded mode, and the tail end of the fastening bolt is attached to the surface of the middle rod.

Furthermore, the tail end of the middle rod penetrates through the outer end of the through hole, and a ring sleeve is fixedly connected to the tail end of the middle rod.

Furthermore, the number of the side plates is four, the four side plates are annularly distributed on the surface of the inner end of the operation plate, the connecting holes are of a cross structure, and the operation plate is matched with the connecting holes in size.

Furthermore, the number of the positioning columns is four, the four positioning columns are annularly distributed on the inner side face of the rotating plate, and the positioning columns are matched with the positioning holes in size.

Furthermore, the number of the reflectors is two, the two reflectors are respectively distributed at the top end and the bottom end of the installation cavity, and the light beams can be reflected to the surface of the transparent plate from the perspective column.

Through the above-mentioned embodiment of this application, what adopt is that intermediate lever, erection column and operation panel adopt is modular structure, can break away from reference column and locating hole through compression and rotation operation panel, and curb plate and connecting hole can align this moment, can shift out the intermediate lever from this external member is inside this moment, are convenient for change the snare, and the flexibility is higher.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic overall perspective view of an embodiment of the present application;

FIG. 2 is a schematic diagram of the overall internal structure of an embodiment of the present application;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to an embodiment of the present application;

FIG. 4 is a diagram illustrating the connection between the movable plate and the fixed plate according to an embodiment of the present application;

fig. 5 is a schematic structural diagram of a mounting post according to an embodiment of the present application.

In the figure: 1. snaring; 2. an intermediate lever; 3. a transparent plate; 31. a through hole; 4. a movable plate; 41. a chute; 42. a side groove; 5. a fixing plate; 51. a slider; 52. a first threaded hole; 6. connecting columns; 7. a perspective column; 8. holding the plate; 9. an operation panel; 10. mounting a column; 11. a reflective mirror; 12. a mounting cavity; 13. a connecting cavity; 14. a spring; 15. a side plate; 151. positioning holes; 16. rotating the plate; 161. connecting holes; 17. an annular plate; 171. a second threaded hole; 18. fastening a bolt; 19. a positioning column; 20. a bearing; 21. and a limiting bolt.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the accompanying drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances in order to facilitate the description of the embodiments of the application herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

The catheter kit of the present embodiment may be applied to various nasal bile ducts, for example, the following multi-suture nasal bile duct is provided in the present embodiment, and the catheter kit of the present embodiment may be used for assisting the following multi-suture nasal bile duct.

This multisection nose bile duct is including consecutive head, drainage portion, somatic part and afterbody, drainage portion includes the gap pipeline section, the gap pipeline section includes the same arc pipe wall of 3 at least specifications, and the distance between the adjacent arc pipe wall is the same for a plurality of drainage gap sectional areas that form between the adjacent strip pipe wall are the same, the afterbody is the linear type, under the operating condition, head and drainage portion put into the bile duct, the somatic part links to each other with the drainage bag after nose bile duct oronasal cavity mouth nose conversion.

Both sides of the arc-shaped pipe wall are provided with at least one groove, and the positions of the grooves of the adjacent pipe walls are corresponding to form an oval side hole. The drainage part comprises a slit pipe section and a complete pipe section which are arranged at intervals, and the longitudinal positions of a slit of one slit pipe section and the slit of the slit pipe section adjacent to the interval complete pipe section are in the same straight line or not. A first metal ring for positioning is arranged between the gap pipe section connected with the head part and the head part, and a second metal ring for positioning is arranged between the gap pipe section connected with the body part and the tail part. The head is also provided with an anti-displacement structure, and the anti-displacement structure comprises a spherical shape and a pigtail shape. The tail part is also provided with a loop-shaped structure for preventing the nasal bile duct from shifting. The nasobiliary tube outer diameters include 7, 8.5, 10Fr and the corresponding inner diameters include 5, 6.5, 8Fr. The total length of the nose bile duct is 150-200 cm.

Of course, the present embodiment may be used for other nasobiliary ducts. The description is omitted, and the catheter kit according to the embodiment of the present application will be described below.

Referring to fig. 1-5, an oronasal transition catheter kit for a nasal biliary tube includes an adjustment mechanism, a rotation mechanism, and an intermediate rod 2;

the adjusting structure comprises a movable plate 4 and a fixed plate 5, wherein the movable plate 4 is sleeved inside the fixed plate 5, a sliding groove 41 is formed in the surface of the movable plate 4, side grooves 42 are formed in two sides of the movable plate 4, a sliding block 51 is fixedly connected to the surface of the fixed plate 5, the sliding block 51 is in sliding connection with the sliding groove 41, and first threaded holes 52 are formed in two sides of the fixed plate 5; a limiting bolt 21 is arranged on the outer side of the side groove 42, the tail end of the limiting bolt 21 penetrates through the side groove 42 and is in threaded connection with the first threaded hole 52, and the movable plate 4 is communicated with the inside of the fixed plate 5;

the rotating structure comprises a mounting column 10, a connecting cavity 13 is formed in the outer end of the mounting column 10, a rotating plate 16 is arranged inside the connecting cavity 13, the rotating plate 16 is rotatably connected with the inner side wall of the connecting cavity 13 through a bearing 20, and a connecting hole 161 is formed in the side surface of the rotating plate 16; an operation plate 9 is arranged at the outer end of the connecting hole 161, a side plate 15 is fixedly connected to the side surface of the inner end of the operation plate 9, a positioning hole 151 is formed in the side surface of the side plate 15, and the side plate 15 penetrates through the connecting hole 161; a positioning column 19 is fixedly connected to the inner side surface of the rotating plate 16, the outer end of the positioning column 19 is engaged with the inside of the positioning hole 151, and a spring 14 is arranged on the inner side of the rotating plate 16.

The movable plate 4 and the fixed plate 5 are both of a hollow structure, a transparent plate 3 is fixedly connected to the outer end of the movable plate 4, a through hole 31 is formed in the side face of the transparent plate 3, and the position of the ring sleeve 1 can be observed through the transparent plate 3; a connecting column 6 is fixedly connected to one end of the fixing plate 5, the outer end of the connecting column 6 is fixedly connected with the mounting column 10, and the fixing plate 5, the connecting column 6 and the mounting column 10 are communicated with each other, so that the mounting of the internal structure of the fixing plate is facilitated; a perspective column 7 is fixedly connected to the top end of the mounting column 10, a mounting cavity 12 is formed in the mounting column 10, the perspective column 7 is communicated with the mounting cavity 12, a reflective mirror 11 is fixedly connected to the inner side wall of the mounting cavity 12, and the snare 1 can be observed through the reflective mirror 11; one side of the perspective column 7 is provided with a holding plate 8, the two holding plates 8 are symmetrically distributed on two sides of the mounting column 10, the holding plates 8 are fixedly connected with the mounting column 10, and the external member can be held by hands through the holding plates 8; an annular plate 17 is fixedly connected to the inner end of the operating plate 9, a second threaded hole 171 is formed in the surface of the annular plate 17, one end of the middle rod 2 is clamped inside the annular plate 17, a fastening bolt 18 is in threaded connection with the second threaded hole 171, the tail end of the fastening bolt 18 is attached to the surface of the middle rod 2, the middle rod 2 and the annular plate 17 can be fixed through the fastening bolt 18, and the middle rod 2 can be conveniently disassembled and assembled; the tail end of the middle rod 2 penetrates through the outer end of the through hole 31, a snare 1 is fixedly connected to the tail end of the middle rod 2, and the sleeve can be sleeved out through the snare 1; the number of the side plates 15 is four, the four side plates 15 are annularly distributed on the inner end surface of the operating plate 9, the connecting holes 161 are in a cross structure, and the size of the operating plate 9 is matched with that of the connecting holes 161, so that the operating plate 9 is conveniently connected with the mounting column 10; the number of the positioning columns 19 is four, the four positioning columns 19 are annularly distributed on the inner side surface of the rotating plate 16, the sizes of the positioning columns 19 are matched with those of the positioning holes 151, and the operating plate 9 and the rotating plate 16 can be fixed through the positioning columns 19 and the positioning holes 151; the number of the reflective mirrors 11 is two, the two reflective mirrors 11 are respectively distributed at the top end and the bottom end of the installation cavity 12, light beams can be reflected to the surface of the transparent plate 3 from the perspective column 7, and the snare 1 can be observed through the perspective column 7.

When the fixing device is used, one end of the middle rod 2 can be clamped inside the annular plate 17, and then the fastening bolt 18 is screwed down, so that the middle rod 2 and the annular plate 17 are fixed; then the operation board 9 is clamped in the connection cavity 13, at this time, the side board 15 passes through the connection hole 161, until the side board 15 moves to the connection cavity 13, the operation board 9 is rotated, the positioning column 19 can be clamped in the positioning hole 151 under the action of the spring 14, and at this time, the operation board 9 and the rotating board 16 can be connected;

then, the distance between the movable plate 4 and the fixed plate 5 can be adjusted by sliding the movable plate 4, and the limiting bolt 21 penetrates through the side groove 42 and is screwed with the first threaded hole 52 tightly, so that the movable plate 4 and the fixed plate 5 are fixed, the whole length of the catheter suite can be adjusted, the snare 1 can be placed in a mouth, the direction of the snare 1 can be adjusted by rotating the operation plate 9, the snare 1 can be monitored by the perspective column 7 and the reflective mirror 11, and the cannula can be pulled out by the snare 1.

The application has the advantages that:

1. the middle rod, the mounting column and the operating plate are of a combined structure, the positioning column can be separated from the positioning hole by compressing and rotating the operating plate, the side plate can be aligned with the connecting hole, the middle rod can be moved out of the sleeve at the moment, the sleeve ring can be conveniently replaced, and the flexibility is high;

2. the snare can be placed into a mouth of a patient, the direction of the snare can be adjusted by rotating the operation plate, the snare can be monitored through the perspective column and the reflective mirror, then the sleeve can be sleeved out through the snare, and the snare is simple in use and high in safety.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made to the present application by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (10)

1. An oronasal transition pipe external member of nose bile duct which characterized in that: comprises an adjusting structure, a rotating structure and an intermediate rod (2);

the adjusting structure comprises a movable plate (4) and a fixed plate (5), the movable plate (4) is sleeved inside the fixed plate (5), a sliding groove (41) is formed in the surface of the movable plate (4), side grooves (42) are formed in two sides of the movable plate (4), a sliding block (51) is fixedly connected to the surface of the fixed plate (5), the sliding block (51) is connected with the sliding groove (41) in a sliding mode, and first threaded holes (52) are formed in two sides of the fixed plate (5); a limiting bolt (21) is arranged on the outer side of the side groove (42), the tail end of the limiting bolt (21) penetrates through the side groove (42) and is in threaded connection with the first threaded hole (52), and the movable plate (4) is communicated with the inside of the fixed plate (5);

the rotating structure comprises a mounting column (10), a connecting cavity (13) is formed in the outer end of the mounting column (10), a rotating plate (16) is arranged inside the connecting cavity (13), the rotating plate (16) is rotatably connected with the inner side wall of the connecting cavity (13) through a bearing (20), and a connecting hole (161) is formed in the side surface of the rotating plate (16); an operation plate (9) is arranged at the outer end of the connecting hole (161), a side plate (15) is fixedly connected to the side surface of the inner end of the operation plate (9), a positioning hole (151) is formed in the side surface of the side plate (15), and the side plate (15) penetrates through the connecting hole (161); the inner side surface of the rotating plate (16) is fixedly connected with a positioning column (19), the outer end of the positioning column (19) is clamped inside the positioning hole (151), and a spring (14) is arranged on the inner side of the rotating plate (16).

2. The oronasal transition duct kit of a nasobiliary duct of claim 1, wherein:

the movable plate (4) and the fixed plate (5) are of a hollow structure, a transparent plate (3) is fixedly connected to the outer end of the movable plate (4), and a through hole (31) is formed in the side face of the transparent plate (3).

3. The oronasal transition catheter kit of a nasobiliary duct of claim 2, wherein:

fixed plate (5) one end rigid coupling has spliced pole (6), spliced pole (6) outer end with erection column (10) rigid coupling, just fixed plate (5) spliced pole (6) and erection column (10) communicate each other.

4. The oronasal transition duct kit of a nasobiliary duct of claim 3, wherein:

erection column (10) top rigid coupling has perspective post (7), erection column (10) inside is equipped with installation cavity (12), perspective post (7) with installation cavity (12) intercommunication, just installation cavity (12) inside wall rigid coupling has reflector (11).

5. The oronasal transition catheter kit of a nasobiliary duct of claim 4, wherein:

one side of the perspective column (7) is provided with a holding plate (8), the two holding plates (8) are symmetrically distributed on two sides of the mounting column (10), and the holding plates (8) are fixedly connected with the mounting column (10).

6. The oronasal transition catheter kit of a nasobiliary duct of claim 1, wherein:

the inner rigid coupling of operation panel (9) has annular plate (17), open on annular plate (17) surface has second screw hole (171), intermediate lever (2) one end block in inside annular plate (17), second screw hole (171) threaded connection has fastening bolt (18), just fastening bolt (18) terminal with intermediate lever (2) surface laminating.

7. The oronasal transition catheter kit of a nasobiliary duct of claim 2, wherein:

the tail end of the middle rod (2) penetrates through the outer end of the through hole (31), and the tail end of the middle rod (2) is fixedly connected with a ring sleeve (1).

8. The oronasal transition duct kit of a nasobiliary duct of claim 1, wherein:

the number of the side plates (15) is four, the side plates (15) are annularly distributed on the inner end surface of the operation plate (9), the connecting holes (161) are of a cross structure, and the operation plate (9) is matched with the connecting holes (161) in size.

9. The oronasal transition duct kit of a nasobiliary duct of claim 1, wherein:

the number of the positioning columns (19) is four, the four positioning columns (19) are annularly distributed on the inner side face of the rotating plate (16), and the positioning columns (19) are matched with the positioning holes (151) in size.

10. The oronasal transition duct kit of a nasobiliary duct of claim 4, wherein:

the number of the reflective mirrors (11) is two, the two reflective mirrors (11) are respectively distributed at the top end and the bottom end of the installation cavity (12), and light beams can be reflected to the surface of the transparent plate (3) from the perspective column (7).

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