CN216798458U - Fixed drainage device is tailor to nose bile duct - Google Patents

Fixed drainage device is tailor to nose bile duct Download PDF

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Publication number
CN216798458U
CN216798458U CN202122978286.9U CN202122978286U CN216798458U CN 216798458 U CN216798458 U CN 216798458U CN 202122978286 U CN202122978286 U CN 202122978286U CN 216798458 U CN216798458 U CN 216798458U
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China
Prior art keywords
fixing
block
bile duct
fixed
nasobiliary
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CN202122978286.9U
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Chinese (zh)
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张小丹
高玲
陈聪
易英
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Zhongnan Hospital of Wuhan University
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Zhongnan Hospital of Wuhan University
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Abstract

The utility model relates to the technical field of medical auxiliary instruments, in particular to a nasobiliary tube cutting, fixing and drainage device, which comprises a nasobiliary tube, wherein a connecting mechanism is arranged on the nasobiliary tube, the connecting mechanism comprises a shell, a cover plate, a fixing seat, a shearing component and a fixing component, the cover plate is fixedly arranged on the shell, the tail end of the nasobiliary tube is penetrated in the shell, the fixing seat is arranged on the cover plate, the shearing component and the fixing component are both arranged in the shell, one end of the shearing component is clamped with the fixing seat, the fixing component is in transmission connection with the fixing seat, and the tail end of the nasobiliary tube is connected with a drainage bag for solving the problems that the overlong nasobiliary tube is wound and fixed on the ears of a patient, the ears of the patient are seriously pressed in a long drainage process, the patient feels uncomfortable and is easy to move, on one hand, the nasobiliary tube is easy to loosen, on the other hand, when the drainage bag is hung on the side of a sickbed for drainage, the drainage device is easy to drag to the ground, so that the reverse infection of the pipeline is caused, and the drainage effect is poor.

Description

Fixed drainage device is tailor to nose bile duct
Technical Field
The utility model relates to the technical field of medical auxiliary instruments, in particular to a nasobiliary tube cutting, fixing and drainage device.
Background
Endoscopic nasobiliary drainage (ENBD) is an endoscopic treatment method in which a nasobiliary tube is placed in a proper position of a biliary tube through a duodenoscope and then is led out from a nasal cavity on one side of a patient to drain bile above a bile duct blockage position or a lesion position to the outside of the body. When the nasobiliary tube is used for drainage, a nasobiliary tube is usually led out from a nasal cavity on one side of a patient and connected with a drainage bag, and drainage liquid is drained to the drainage bag.
The nose bile duct used at present is a slender tube made of plastic material, the length of the slender tube is about 2.7 meters, after the slender tube is led out from the nasal cavity of a patient, the nose bile duct is wound and fixed on the ear of the patient due to the overlong nose bile duct, and the patient is prevented from touching the nose bile duct accidentally. When the nasobiliary tube is inserted into the drainage bag for drainage, the tail end of the nasobiliary tube is generally directly inserted into a catheter of the drainage bag, and then the drainage bag is placed at a lower position, so that drainage is started. However, as the overlong nasobiliary tube is wound and fixed on the ears of a patient, the ears of the patient are pressed seriously in the long-time drainage process, so that the patient feels uncomfortable and is easy to move, on one hand, the nasobiliary tube is easy to loosen, on the other hand, when the drainage bag is hung on the sickbed side for drainage, the patient is easy to drag to the ground, the retrograde infection of the pipeline is caused, and the drainage effect is poor.
SUMMERY OF THE UTILITY MODEL
In view of the above, the utility model aims to provide a nasobiliary tube cutting, fixing and drainage device, which is used for solving the problems that an overlong nasobiliary tube is wound and fixed on ears of a patient, the ears of the patient are severely pressed in a long-time drainage process, so that the patient feels uncomfortable and is easy to move, on one hand, the nasobiliary tube is easy to loosen, and on the other hand, when a drainage bag is hung on a sickbed side for drainage, the patient is easy to drag to the ground, so that retrograde infection of a pipeline is caused, and the drainage effect is poor.
The utility model solves the technical problems through the following technical means:
the utility model provides a fixed drainage device is tailor to nose bile duct, includes the nose bile duct, be provided with coupling mechanism on the nose bile duct, coupling mechanism includes casing, apron, fixing base, shearing subassembly and fixed subassembly, the apron is the transparence, the apron is fixed to be set up on the casing, the end of nose bile duct is worn to establish in the casing, the casing is provided with annular friction block in the department of wearing to establish of nose bile duct, the fixing base sets up on the apron, shearing subassembly and fixed subassembly all set up in the casing, the one end and the fixing base joint of shearing subassembly, fixed subassembly is connected with the fixing base transmission, the end-to-end connection of nose bile duct has the drainage bag.
Further, the shearing assembly comprises a fixing column, a first spring, a first baffle ring, a sleeve, a cutter holder, a blade and a guide rod, the shell is provided with a groove, one end of the fixed column is fixedly arranged in the groove, the first spring is sleeved on the fixed column, the first baffle ring is sleeved on the fixed column, the sleeve is sleeved on the fixed column, and is fixedly connected with the first baffle ring, one end of the first spring is fixedly connected with the bottom of the groove, the other end is fixedly connected with the first baffle ring, one end of the cutter holder is fixedly connected to the sleeve, the blade is fixedly arranged on the cutter holder, one end of the guide rod is fixedly arranged on the cutter holder, the cover plate is provided with a first chute, the other end of the guide rod penetrates out of the first chute, the blade is positioned on the nasal bile duct by moving the guide rod, and the nasal bile duct can be cut according to the length of actual needs.
Further, a second sliding groove is formed in the fixing seat, the guide rod penetrates out of the second sliding groove, a rubber sleeve is sleeved on the guide rod, the cross section of the rubber sleeve is conical, and a limiting block is arranged at the tail end of the guide rod and is arranged in such a way that the position of the blade can be fixed when the blade is not used.
Further, fixed subassembly includes first mounting and second mounting, first mounting is fixed to be set up in the casing, the second mounting slides and sets up on the fixing base, first mounting includes first arc piece and first backing plate, first arc piece symmetry sets up in the casing, first backing plate is the arc, first backing plate sets up the inner wall at first arc piece, sets up like this, can be with nose bile duct and drainage bag stable connection through first mounting and second mounting.
Further, the second fixing part comprises a transmission rod, a second arc-shaped block, a second base plate, a second retaining ring, a second spring, a stop block and a fastening piece, the second arc-shaped block is fixedly arranged at the tail end of the transmission rod, the second base plate is arc-shaped, the second base plate is arranged on the inner wall of the second arc-shaped block, the second retaining ring is fixedly arranged on the transmission rod, the second spring is sleeved on the transmission rod, one end of the second spring is fixedly connected with the second retaining ring, the transmission rod penetrates out of the second sliding groove, the stop block is fixedly arranged at the tail end of the transmission rod, the fastening piece is arranged at the bottom of the stop block, the second arc-shaped block is located above the first arc-shaped block by moving the transmission rod, and the connecting position of the nasal bile duct and the drainage bag can be fastened by matching of the first arc-shaped block and the second arc-shaped block.
Furthermore, the fastener comprises a first fastener and a second fastener, the first fastener and the second fastener are identical in structure and symmetrically arranged at the bottom of the stop block, the first fastener comprises a first fastening block, a second fastening block and a plurality of first clamping blocks, one end of the first fastening block is arranged at the bottom of the stop block, the other end of the first fastening block is fixedly connected with the second fastening block, the first fastening block and the second fastening block form a V shape, the first clamping blocks are fixedly arranged on the second fastening block, two groups of clamping grooves are symmetrically formed in the fixing base, and the second clamping blocks are fixedly arranged in the clamping grooves.
Furthermore, a first hinging block is fixedly arranged on the transmission rod, a second hinging block is fixedly arranged on the cutter holder, and the first hinging block is hinged to the second hinging block, so that the guide rod can move to drive the transmission rod to move, and the fixing assembly can be directly moved to the position above the nasal bile duct after the blade is used.
Furthermore, one side of the shell is provided with a clamping plate, a first rotating block is fixedly arranged on the clamping plate, a second rotating block is fixedly arranged on one side of the shell, the first rotating block and the second rotating block are rotatably connected, a third spring is arranged between the shell and the clamping plate, the third spring is uniformly arranged between the outer wall of the shell and the clamping plate, one end of the third spring is fixedly connected with the outer wall of the shell, the other end of the third spring is fixedly connected with the inner wall of the clamping plate, and the third spring is arranged in such a way that after the nasal bile duct in the shell is connected with the drainage bag, the clamping plate can be matched with the shell and clamped on clothes of a patient, so that the patient can move conveniently.
Further, the drainage bag includes the bag body, first pipe, second pipe and ball valve, first pipe fixed connection is on the bag body, peg graft in first pipe at the end of nose bile duct, second pipe fixed connection is at the end of the bag body, the ball valve sets up on the second pipe, be provided with the scale mark on the bag body, set up like this, be convenient for collect the liquid of drainage play.
The nasal bile duct cutting, fixing and drainage device has the following advantages:
1. the connecting mechanism is arranged on the nose bile duct, the nose bile duct can be cut by the connecting mechanism according to the requirement, the length of the nose bile duct meets the actual requirement, the nose bile duct does not need to be wound on the ear of a patient, the cut nose bile duct can be fixed at the connecting position after being connected with the first catheter on the drainage bag, the looseness is avoided, and the connecting mechanism can be clamped at the bedside after the cut nose bile duct is fixedly connected with the first catheter, so that the drainage bag can be hung conveniently;
2. the shearing assembly comprises a fixing column, a first spring, a first baffle ring, a sleeve, a cutter holder, a blade and a guide rod, the nasal bile duct can be sheared through the mutual matching of the fixing column, the first spring, the first baffle ring, the sleeve, the cutter holder, the blade and the guide rod, the tail end of the sheared nasal bile duct is in a wedge shape, the first catheter of the drainage bag can be conveniently inserted, the blade can be stably accommodated on one side of the shell after the nasal bile duct is sheared, and the influence on the use of the fixing assembly is avoided;
3. the fixing assembly comprises a first fixing piece and a second fixing piece, and the joint of the nasobiliary tube and the first catheter can be fixed through the mutual matching of the first fixing piece and the second fixing piece, so that the phenomenon that the nasobiliary tube is loosened due to accidents, the drainage effect is influenced, and the replacement of the drainage bag is not influenced is avoided;
4. through will cuting the subassembly and articulated with fixed subassembly, make the removal that the removal of cuting the subassembly can drive fixed subassembly, make fixed subassembly use more convenient.
Drawings
FIG. 1 is a schematic structural view of a fixed drainage device for cutting a nasobiliary duct in the utility model;
FIG. 2 is a first schematic view of a first cross-sectional structure of the nasobiliary tube cutting, fixing and drainage device of the utility model;
FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;
FIG. 4 is an enlarged schematic view of the structure at B in FIG. 3;
FIG. 5 is a schematic sectional structural view II of a nasobiliary tube cutting, fixing and drainage device of the present invention;
FIG. 6 is an enlarged schematic view of the structure at C in FIG. 5;
FIG. 7 is a third schematic sectional view of the fixed drainage device for cutting the nasobiliary duct of the present invention;
the nose bile duct 1, the bag body 2, the first conduit 21, the second conduit 22, the ball valve 23, the scale mark 24, the connecting mechanism 3, the housing 31, the friction block 311, the groove 312, the cover plate 32, the first sliding groove 321, the fixing seat 33, the second sliding groove 331, the clamping groove 332, the second clamping block 333, the transmission rod 34, the second arc-shaped block 341, the second backing plate 342, the second retaining ring 343, the second spring 344, the stop block 345, the first fastening block 346, the second fastening block 347, the first clamping block 348, the first arc-shaped block 35, the first backing plate 351, the first hinge block 36, the second hinge block 361, the second rotating block 37, the clamping plate, the first rotating block 41, the third spring 42, the tool apron 5, the blade 51, the guide rod 52, the limiting block 521, the rubber sleeve 53, the fixing column 54, the first spring 541, the first retaining ring 542, and the sleeve 543.
Detailed Description
The utility model will be described in detail below with reference to the following figures and specific examples:
as shown in fig. 1 to 7, the nasobiliary tube cutting, fixing and drainage device of the present invention includes a nasobiliary tube 1, wherein the nasobiliary tube 1 is provided with a connection mechanism 3, and the connection mechanism 3 is configured to cut the nasobiliary tube 1 on one hand, and to fix a connection position between the cut nasobiliary tube 1 and a drainage bag on the other hand, and when the nasobiliary tube 1 is used, the nasobiliary tube 1, the drainage bag and the connection mechanism 3 can be clamped at a bedside or a bed edge or a bedrail, so as to facilitate hanging of the drainage bag.
The connecting mechanism 3 comprises a shell 31, a cover plate 32, a fixed seat 33, a shearing assembly and a fixing assembly, wherein the cover plate 32 is transparent, so that the connecting condition in the shell 31 can be observed conveniently. The cover plate 32 is fixedly arranged on the shell 31, the tail end of the nose bile duct 1 penetrates through the shell 31, and the annular friction block 311 is arranged at the penetrating position of the nose bile duct 1 of the shell 31 and used for preliminarily connecting the shell 31 on the nose bile duct 1, so that the shell 31 can not slide relative to the nose bile duct 1 at will. Fixing base 33 sets up on apron 32, and shearing component and fixed subassembly all set up in casing 31, and shearing component's one end and fixing base 33 joint for the position of fixed shearing component. The fixing component is in transmission connection with the fixing seat 33 and used for fixing the position of the fixing component. The tail end of the nose bile duct 1 is connected with a drainage bag for collecting liquid drained from the nose bile duct 1.
The shearing assembly comprises a fixing column 54, a first spring 541, a first baffle ring 542, a sleeve 543, a cutter holder 5, a blade 51 and a guide rod 52, wherein a groove 312 is formed in the housing 31, one end of the fixing column 54 is fixedly arranged in the groove 312, and the other end of the fixing column is positioned at the cover plate 32 to fix the position of the fixing column 54. The first spring 541 is sleeved on the fixed column 54, the first baffle ring 542 is sleeved on the fixed column 54, the sleeve 543 is sleeved on the fixed column 54 and is fixedly connected with the first baffle ring 542, one end of the first spring 541 is fixedly connected with the bottom of the groove 312, and the other end of the first spring 541 is fixedly connected with the first baffle ring 542, so that the sleeve 543 can move on the fixed column 54 relatively. One end of the knife holder 5 is fixedly connected to the sleeve 543, and the blade 51 is fixedly arranged on the knife holder 5, so that the blade 51 can move up and down along the fixing column 54, and the nasobiliary tube 1 is cut. One end of the guide rod 52 is fixedly arranged on the tool apron 5, the cover plate 32 is provided with a first sliding groove 321, the other end of the guide rod 52 penetrates through the first sliding groove 321, the guide rod 52 is moved along the first sliding groove 321, the blade 51 can be positioned on the nasal bile duct 1, and the nasal bile duct 1 can be cut according to the actual required length. The second chute 331 is formed in the fixed seat 33, the guide rod 52 penetrates out of the second chute 331, the rubber sleeve 53 is sleeved on the guide rod 52, the cross section of the rubber sleeve 53 is conical, and when the guide rod 52 is not used, the guide rod 52 can be fixed in position by the aid of the rubber sleeve 53 in the second chute 331 in a clamped mode, so that the position of the guide rod 52 is fixed, and influence on use of the fixing component is avoided. The end of the guide rod 52 is provided with a stop block 521 to prevent the rubber sleeve 53 from slipping off the guide rod 52 and being lost.
The fixing assembly comprises a first fixing piece and a second fixing piece, the first fixing piece is fixedly arranged in the shell 31, the second fixing piece is arranged on the fixing base 33 in a sliding mode, and the connecting part of the nasal bile duct 1 and the drainage bag can be fixed through mutual matching of the first fixing piece and the second fixing piece, so that the nasal bile duct 1 is stably connected with the drainage bag.
First mounting includes first arc piece 35 and first backing plate 351, and first arc piece 35 symmetry sets up in casing 31, and first backing plate 351 is the arc, and first backing plate 351 sets up the inner wall at first arc piece 35, makes nose bile duct 1 be located two first backing plates 351, and the position of restriction nose bile duct 1 in casing 31 is convenient for subsequent fixed. The second mounting includes transfer line 34, second arc piece 341, second backing plate 342, second fender ring 343, second spring 344, dog 345 and fastener, second arc piece 341 is fixed to be set up at the end of transfer line 34, second backing plate 342 is the arc, second backing plate 342 is fixed to be set up at the inner wall of second arc piece 341, through the outer wall of going into first arc piece 35 with second arc piece 341 card, can nose bile duct 1 and drainage bag's junction fixed connection, thereby with nose bile duct 1 and drainage bag fixed connection. The second stop ring 343 is fixedly arranged on the transmission rod 34, the second spring 344 is sleeved on the transmission rod 34, one end of the second spring 344 is fixedly connected with the second stop ring 343, the transmission rod 34 penetrates out of the second chute 331, and when the second arc-shaped block 341 is not used, the second arc-shaped block can automatically reset under the action of the second spring 344. The stopper 345 is fixedly disposed at the end of the transmission rod 34 to facilitate the use of the transmission rod 34. The fastener sets up in the bottom of dog 345, and through the setting of fastener, when can making second arc piece 341 and first arc piece 35 block joint, with the rigidity of block to reinforcing nose bile duct 1 and drainage bag's joint strength.
The fasteners comprise a first fastener and a second fastener, and the first fastener and the second fastener are identical in structure and are symmetrically arranged at the bottom of the block 345. The first fastener comprises a first fastening block 346, a second fastening block 347 and a plurality of first fixture blocks 348, one end of the first fastening block 346 is arranged at the bottom of the stop block 345, the other end of the first fastening block 346 is fixedly connected with the second fastening block 347, the first fastening block 346 and the second fastening block 347 form a V shape, the plurality of first fixture blocks 348 are fixedly arranged on the second fastening block 347, two groups of clamping grooves 332 are symmetrically formed in the fixed seat 33, a plurality of second fixture blocks 333 are fixedly arranged in the clamping grooves 332, when the transmission rod 34 moves to one group of the clamping grooves 332, the first arc-shaped block 35 corresponds to the second arc-shaped block 341, the position of the second arc-shaped block 341 moves downwards by pressing the transmission rod 34 downwards and gradually covers the first arc-shaped block 35 to fasten the joint of the nasobiliary duct 1 and the drainage bag, at the moment, the first fixture blocks 348 are clamped with the second fixture blocks 333, on one hand, the position of the first arc-shaped block 341 can be fixed, the nasobiliary tube 1 is tightly connected with the drainage bag, and on the other hand, the connection strength between the nasobiliary tube 1 and the drainage bag is further adjusted by the clamping depth of the first clamping block 348 and the second clamping block 333 in the clamping groove 332.
The fixed articulated piece 36 that is provided with on the transfer line 34, the fixed articulated piece 361 of second that is provided with on the blade holder 5, first articulated piece 36 and the articulated piece 361 of second pass through the axis of rotation and articulate, through the setting of the articulated piece 36 of first articulated piece and the articulated piece 361 of second, make the removal of guide arm 52 can drive the removal of transfer line 34, thereby the blade 51 uses and accomodates the back, can directly remove second arc piece 341 to the top of first arc piece 35, be convenient for follow-up nasobiliary 1 and drainage bag's fastening.
A clamping plate 4 is arranged on one side of the shell 31, a first rotating block 41 is fixedly arranged on the clamping plate 4, a second rotating block 37 is fixedly arranged on one side of the shell 31, and the first rotating block 41 and the second rotating block 37 are rotatably connected through a rotating pin, so that the clamping plate 4 can rotate relative to the shell 31. A third spring 42 is arranged between the shell 31 and the clamping plate 4, and the third spring 42 is uniformly arranged between the outer wall of the shell 31 and the clamping plate 4, so that the clamping force is enhanced, and the situation that the looseness is easily avoided. One end and 31 outer walls fixed connection of casing of third spring 42, the other end and the inner wall fixed connection of splint 4, after making the nose bile duct 1 be connected with the drainage bag in the casing 31, can pass through casing and splint cooperation, with whole coupling mechanism centre gripping on patient's clothes, when making the nose bile duct not need the drainage, the patient's of being convenient for activity, during the drainage of nose bile duct, can the centre gripping in the sick bed limit, on the one hand, avoid patient's touching, on the other hand, be convenient for provide certain holding power for the drainage bag.
The drainage bag comprises a bag body 2, a first conduit 21, a second conduit 22 and a ball valve 23, wherein the first conduit 21 is fixedly connected on the bag body 2, the tail end of the nose bile duct 1 is inserted in the first conduit 21, and the nose bile duct 1 is connected with the first conduit 21. The second conduit 22 is fixedly connected at the tail end of the bag body 2, and the ball valve 23 is arranged on the second conduit 22, so that the bag body 2 can be discharged after liquid drained from the nasobiliary tube 1 is collected. The bag body 2 is provided with scale marks 24, so that the amount of the liquid discharged by drainage can be observed conveniently, and the drainage bag can be replaced conveniently and timely.
The using method of the utility model is as follows: when in use, according to the required length of the nasal bile duct 1, the shell 31 is slid to a proper position of the nasal bile duct 1, the second fastening block 347 is pressed, the first fastening piece and the second fastening piece are separated from the group of clamping grooves 332 at the tail end of the second sliding groove 331, at this time, the second arc-shaped block 341 is separated from the bottom of the shell 31 under the action of the second spring 344, the guide rod 52 is slid along the second sliding groove 331, the blade 51 rotates along the fixed column 54, so that the blade 51 is obliquely positioned above the nasal bile duct 1, the limiting block 521 is pressed, the guide rod 52 moves downwards, the blade holder 5 and the blade 51 are driven to move downwards, the nasal bile duct 1 is cut off, in the process, the sleeve 543 and the first blocking ring 542 extrude the first spring 541, the first spring 541 is compressed, after the blade 51 cuts off the nasal bile duct 1, the limiting block 521 is released, the blade 51, the blade holder 5 and the guide rod 52 are reset under the action of the first spring 541, the guide rod 52 is reversely moved again, the blade 51 is reset, the rubber sleeve 53 slides downwards, the rubber sleeve 53 is clamped in the second sliding groove 331, the reset position of the blade 51 is fixed, and the fixing component is positioned above the nasal bile duct 1 under the action of the first hinging block 36 and the second hinging block 361;
the whole shell 31 is slid upwards to expose the tail end of the nose bile duct 1, at this time, the tail end of the nose bile duct 1 is in a wedge shape, the tail end of the nose bile duct 1 is inserted into the first guide tube 21, then the whole shell 31 is slid downwards to enable the joint of the nose bile duct 1 and the first guide tube 21 to be positioned between the first arc-shaped block 35 and the second arc-shaped block 341, the stop block 345 is pressed to enable the transmission rod 34 to move downwards, in the process, the second spring 344 abuts against the cover plate 32, the second stop ring 343 extrudes the second spring 344, the second arc-shaped block 341 is gradually clamped with the outer wall of the first arc-shaped block 35, so that the first backing plate 351 and the second backing plate 342 tightly press the joint of the nose bile duct 1 and the first guide tube 21 to fixedly connect the nose bile duct 1 and the first guide tube 21, at this time, the first fastening block and the second fastening block are positioned in a group of clamping grooves 348 in the middle part of the second sliding groove 331, and along with the clamping blocks 332 and 333, thereby fixing the position of the transmission rod 34 and further firmly connecting the nasobiliary duct 1 and the first conduit 21 in the shell 31; and then the clamping plate 4 is pulled open, so that the clamping plate 4 and the outer wall of the shell 31 are clamped at the edge of the sickbed, and the drainage bag is hung beside the sickbed, so that the drainage bag can smoothly collect liquid drained from the nasobiliary duct.
Although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the spirit and scope of the utility model as defined in the appended claims. The techniques, shapes, and configurations not described in detail in the present invention are all known techniques.

Claims (9)

1. The utility model provides a fixed drainage device is tailor to nose bile duct, includes nose bile duct, its characterized in that: be provided with coupling mechanism on the nose bile duct, coupling mechanism includes casing, apron, fixing base, shearing subassembly and fixed subassembly, the apron is transparent, the apron is fixed to be set up on the casing, the end of nose bile duct is worn to establish in the casing, the casing is provided with annular clutch blocks in the department of wearing to establish of nose bile duct, the fixing base sets up on the apron, shearing subassembly and fixed subassembly all set up in the casing, the one end and the fixing base joint of shearing subassembly, fixed subassembly is connected with the fixing base transmission, the end-to-end connection of nose bile duct has the drainage bag.
2. The nasobiliary cutting, fixing and drainage device according to claim 1, characterized in that: the shearing assembly comprises a fixed column, a first spring, a first baffle ring, a sleeve, a cutter holder, a blade and a guide rod, a groove is formed in the shell, one end of the fixed column is fixedly arranged in the groove, the first spring is sleeved on the fixed column, the first baffle ring is sleeved on the fixed column, the sleeve is sleeved on the fixed column and is fixedly connected with the first baffle ring, one end of the first spring is fixedly connected with the bottom of the groove, the other end of the first spring is fixedly connected with the first baffle ring, one end of the cutter holder is fixedly connected onto the sleeve, the blade is fixedly arranged on the cutter holder, one end of the guide rod is fixedly arranged on the cutter holder, a first sliding groove is formed in the cover plate, and the other end of the guide rod penetrates out of the first sliding groove.
3. The nasobiliary cutting, fixing and drainage device according to claim 2, characterized in that: the fixing seat is provided with a second sliding groove, the guide rod penetrates out of the second sliding groove, the guide rod is sleeved with a rubber sleeve, the cross section of the rubber sleeve is conical, and the tail end of the guide rod is provided with a limiting block.
4. The nasobiliary cutting, fixing and drainage device according to claim 3, characterized in that: the fixing assembly comprises a first fixing piece and a second fixing piece, the first fixing piece is fixedly arranged in the shell, the second fixing piece is arranged on the fixing seat in a sliding mode, the first fixing piece comprises a first arc-shaped block and a first base plate, the first arc-shaped block is symmetrically arranged in the shell, the first base plate is arc-shaped, and the first base plate is arranged on the inner wall of the first arc-shaped block.
5. The nasobiliary cutting, fixing and drainage device according to claim 4, characterized in that: the second fixing part comprises a transmission rod, a second arc-shaped block, a second base plate, a second retaining ring, a second spring, a stop block and a fastener, the second arc-shaped block is fixedly arranged at the tail end of the transmission rod, the second base plate is arc-shaped, the second base plate is arranged on the inner wall of the second arc-shaped block, the second retaining ring is fixedly arranged on the transmission rod, the second spring is sleeved on the transmission rod, one end of the second spring is fixedly connected with the second retaining ring, the transmission rod penetrates out of a second sliding groove, the stop block is fixedly arranged at the tail end of the transmission rod, and the fastener is arranged at the bottom of the stop block.
6. The nasobiliary cutting, fixing and drainage device according to claim 5, wherein: the fastener includes first fastener and second fastener, first fastener and second fastener structure are the same, and the symmetry sets up the bottom at the dog, first fastener includes first fastening block, second fastening block and a plurality of first fixture block, the one end setting of first fastening block is in the bottom of dog, the other end and second fastening block fixed connection, first fastening block and second fastening block constitute the V-arrangement, and are a plurality of first fixture block is fixed to be set up on the second fastening block, two sets of draw-in grooves have been seted up to the symmetry on the fixing base, the draw-in groove internal fixation is provided with a plurality of second fixture blocks.
7. The nasobiliary cutting, fixing and drainage device according to claim 6, characterized in that: the transmission rod is fixedly provided with a first hinge block, the tool apron is fixedly provided with a second hinge block, and the first hinge block is hinged to the second hinge block.
8. The nasobiliary cutting, fixing and drainage device according to claim 7, characterized in that: one side of casing is provided with splint, the fixed first turning block that is provided with on the splint, the fixed second turning block that is provided with in one side of casing, first turning block and second turning block rotate to be connected, be provided with the third spring between casing and the splint, the third spring evenly sets up between casing outer wall and splint, the one end and the casing outer wall fixed connection of third spring, the inner wall fixed connection of the other end and splint.
9. The nasobiliary cutting, fixing and drainage device according to claim 8, wherein: the drainage bag comprises a bag body, a first guide pipe, a second guide pipe and a ball valve, wherein the first guide pipe is fixedly connected to the bag body, the tail end of the nose bile duct is inserted into the first guide pipe, the second guide pipe is fixedly connected to the tail end of the bag body, the ball valve is arranged on the second guide pipe, and scale marks are arranged on the bag body.
CN202122978286.9U 2021-11-30 2021-11-30 Fixed drainage device is tailor to nose bile duct Active CN216798458U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122978286.9U CN216798458U (en) 2021-11-30 2021-11-30 Fixed drainage device is tailor to nose bile duct

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122978286.9U CN216798458U (en) 2021-11-30 2021-11-30 Fixed drainage device is tailor to nose bile duct

Publications (1)

Publication Number Publication Date
CN216798458U true CN216798458U (en) 2022-06-24

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122978286.9U Active CN216798458U (en) 2021-11-30 2021-11-30 Fixed drainage device is tailor to nose bile duct

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Country Link
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