CN219578959U - Converter for protecting choledochoscope - Google Patents
Converter for protecting choledochoscope Download PDFInfo
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- CN219578959U CN219578959U CN202320368640.2U CN202320368640U CN219578959U CN 219578959 U CN219578959 U CN 219578959U CN 202320368640 U CN202320368640 U CN 202320368640U CN 219578959 U CN219578959 U CN 219578959U
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- choledochoscope
- connecting portion
- arc
- fixed
- protecting
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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Abstract
The utility model relates to the technical field of laparoscopic bile duct stone extraction surgical devices, in particular to a converter for protecting a choledochoscope. The utility model comprises a protective shell, an arc-shaped connecting part and an introduction part, wherein the arc-shaped connecting part is fixed at one end of the protective shell, the introduction part is arranged at one end of the arc-shaped connecting part far away from the protective shell, an adjusting mechanism is arranged among the protective shell, the arc-shaped connecting part and the introduction part, the adjusting mechanism is used for adjusting the direction of the end part of the introduction part, and the adjusting mechanism comprises a guide assembly and an operation assembly. According to the utility model, through the structural design of the adjusting mechanism, the device is convenient for adjusting the direction of the end part of the leading-in part, can rapidly turn the choledochoscope, improves the flexibility of the device, and can protect the choledochoscope by the structural design of the protective silica gel head and the protective silica gel ring, so that the device is beneficial to use, and the surface of the choledochoscope body and the inherent optical fiber guide wire are prevented from being damaged.
Description
Technical Field
The utility model relates to the technical field of laparoscopic bile duct stone extraction surgical devices, in particular to a converter for protecting a choledochoscope.
Background
The prior celioscope biliary tract exploration and stone extraction operation needs to use a fiber choledochoscope, and is extremely easy to damage in the use process of the choledochoscope. Currently, a choledochoscope is generally operated to observe by taking a metal converter as a channel;
the laparoscopic bile duct exploration converter with the publication number of CN208973788U comprises a catheter part, a handling part and an introduction part, wherein the catheter part is connected with the handling part, the handling part is connected with the introduction part, the catheter part, the handling part and the introduction part are communicated internally, an introduction hole is formed in the introduction part, a bending part is arranged at one end of the catheter part, and the diameter of the bending part far from the catheter part is smaller. The biliary tract endoscope steering device has the advantages that the structure is simple, the biliary tract endoscope can be steered in the bile duct by arranging the bending part with the bent angle at one end of the catheter part, so that the pain of a patient is not required to be aggravated, and the biliary tract endoscope is prevented from being damaged due to the auxiliary steering of instruments such as forceps; the diameter of the part of the bending part outside the incision is larger than that of the part extending into the incision, so that the bending part can block the incision, and the infection caused by water leakage into the abdominal cavity when water is added into the bile duct is avoided;
in summary, the following technical problems exist in the prior art: in the prior art, when the choledochoscope is used for observing one direction of the incision, the other direction needs to be changed for observation, at the moment, the choledochoscope needs to be retracted into the bending part, the bending part is turned, the choledochoscope slides out along the bending part, and the choledochoscope turning is completed, so that the operation is complicated, and the choledochoscope protection converter is provided.
Disclosure of Invention
The present utility model is directed to a converter for protecting choledochoscope, which solves the above-mentioned problems of the prior art.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides a converter is used in choledochoscope protection, includes protective housing, arc connecting portion and leading-in portion, protective housing's one end is fixed with arc connecting portion, arc connecting portion keep away from protective housing's one end and is equipped with leading-in portion, be equipped with adjustment mechanism between protective housing, arc connecting portion and the leading-in portion, adjustment mechanism is used for adjusting the position of leading-in portion tip, adjustment mechanism includes guide assembly and operating unit, be equipped with guide assembly between protective housing and the arc connecting portion, guide assembly's inboard is equipped with operating unit, operating unit is used for assisting leading-in portion and carries out angle steering.
Preferably, the guiding component comprises an elastic connecting part, a connecting pipe, a guide pipe and an external pipe, wherein the elastic connecting part is fixed at one end of the guiding part, which is close to the arc connecting part, one end of the elastic connecting part is fixed with the arc connecting part, the connecting pipe is fixed at the inner side of the arc connecting part, the guide pipe is fixed at one end of the connecting pipe, the guide pipe is fixed at the inner side of the protecting shell, and the external pipe is fixed at one end of the guide pipe, which is far away from the connecting pipe.
Preferably, the operation assembly comprises lifting blocks, metal wires and fixing blocks, wherein a plurality of lifting blocks are uniformly distributed on the outer side of the outer tube, metal wires are fixed on one sides of the lifting blocks, the fixing blocks are fixedly connected with the outer side of the metal wires in a sliding mode, the fixing blocks are fixedly connected with the outer tube, the metal wires are fixedly connected with the connecting tube and the guide tube in a sliding mode, one ends of the metal wires penetrate through the connecting tube and the guide tube and are fixedly connected with one end of the inner side of the guide portion, and the metal wires are in clearance fit with the inner side of the elastic connecting portion.
Preferably, the inner side dimensions of the connecting tube, the conduit and the outer tube are the same.
Preferably, the outer diameter of one end of the arc-shaped connecting part close to the protective shell is larger than the outer diameter of the other end of the arc-shaped connecting part close to the elastic connecting part.
Preferably, the outside of leading-in portion has cup jointed the protection silica gel head, the inboard of protection silica gel head and the outside transitional fit of leading-in portion, the one end of outside pipe has cup jointed the protection silica gel ring, the inboard of protection silica gel ring and the outside transitional fit of outside pipe.
Preferably, a holding part is fixed at one end of the outer side of the protective shell.
It can be clearly seen that the technical problems to be solved by the present utility model can be necessarily solved by the above-mentioned technical solutions of the present utility model.
Meanwhile, through the technical scheme, the utility model has at least the following beneficial effects:
1. according to the utility model, through the structural design of the adjusting mechanism, the device is convenient for adjusting the direction of the end part of the leading-in part, and can rapidly turn the choledochoscope, so that the flexibility of the device is improved.
2. According to the utility model, through the structural design of the protective silica gel head and the protective silica gel ring, the device can protect the choledochoscope, avoid damaging the surface of the choledochoscope body and the inherent optical fiber guide wire, and is beneficial to use.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the connection structure of the arc-shaped connection part, the introduction part and the elastic connection part of the present utility model;
FIG. 3 is a schematic view showing the connection structure of the arc-shaped connection part and the connection pipe according to the present utility model;
FIG. 4 is a schematic diagram of an exploded construction of the present utility model;
FIG. 5 is a schematic view of the connection structure of FIG. 4A according to the present utility model;
FIG. 6 is a schematic view showing the connection structure of the connection pipe, the guide pipe and the external pipe according to the present utility model;
FIG. 7 is a schematic view showing a cut-away structure of the introduction section and the protective silicone head of the present utility model;
fig. 8 is a schematic view showing a connection structure of the outer tube and the protective silica gel ring of the present utility model.
In the drawings, the list of components represented by the various numbers is as follows:
in the figure: 1. a protective housing; 2. an arc-shaped connecting part; 3. an introduction unit; 4. an elastic connection part; 5. a connecting pipe; 6. a conduit; 7. an outer tube; 8. lifting the block; 9. a metal wire; 10. a fixed block; 11. protecting the silica gel head; 12. a protective silica gel ring; 13. a holding part.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Referring to fig. 1 to 8, a converter for protecting a choledochoscope comprises a protecting shell 1, an arc-shaped connecting part 2 and an introducing part 3, wherein the arc-shaped connecting part 2 is fixed at one end of the protecting shell 1, the introducing part 3 is arranged at one end of the arc-shaped connecting part 2 far away from the protecting shell 1, an adjusting mechanism is arranged among the protecting shell 1, the arc-shaped connecting part 2 and the introducing part 3 and used for adjusting the direction of the end part of the introducing part 3, the adjusting mechanism comprises a guiding component and an operating component, the guiding component is arranged between the protecting shell 1 and the arc-shaped connecting part 2, the operating component is arranged at the inner side of the guiding component and used for assisting the introducing part 3 to conduct angle steering;
the guiding component comprises an elastic connecting part 4, a connecting pipe 5, a guide pipe 6 and an external pipe 7, wherein the elastic connecting part 4 is fixed at one end of the guiding part 3 close to the arc-shaped connecting part 2, one end of the elastic connecting part 4 is fixed with the arc-shaped connecting part 2, the connecting pipe 5 is fixed at the inner side of the arc-shaped connecting part 2, the guide pipe 6 is fixed at one end of the connecting pipe 5, the guide pipe 6 is fixed at the inner side of the protective shell 1, the external pipe 7 is fixed at one end of the guide pipe 6 far away from the connecting pipe 5, the elastic connecting part 4 can elastically deform, and the guiding part 3 is convenient to be assisted in azimuth steering;
the operation assembly comprises lifting blocks 8, metal wires 9 and fixing blocks 10, wherein a plurality of lifting blocks 8 are uniformly distributed and fixed on the outer side of the outer tube 7, metal wires 9 are fixed on one side of each lifting block 8, fixing blocks 10 are slidably connected on the outer side of each metal wire 9, each fixing block 10 is fixedly connected with the outer tube 7, each metal wire 9 is slidably connected with the connecting tube 5 and the guide tube 6, one end of each metal wire 9 penetrates through the connecting tube 5 and the guide tube 6 to be fixedly connected with one end of the inner side of the guide tube 3, each metal wire 9 is in clearance fit with the inner side of the elastic connecting portion 4, when other positions are required to be observed, one lifting block 8 in the corresponding position is lifted, so that each metal wire 9 moves along the inner sides of the connecting tube 5, the guide tube 6 and the fixing blocks 10, the elastic connecting portion 4 deforms and bends, the guide tube 3 rotates towards the designated position, and the steering of the choledochoscope is completed;
the inner sides of the connecting pipe 5, the guide pipe 6 and the outer pipe 7 are the same in size, so that the introduction of devices such as a choledochoscope is facilitated, and the blockage of the devices such as the choledochoscope caused by the height difference of the connection among the connecting pipe 5, the guide pipe 6 and the outer pipe 7 is prevented;
the outer diameter of one end of the arc-shaped connecting part 2, which is close to the protective shell 1, is larger than that of the other end of the arc-shaped connecting part 2, which is close to the elastic connecting part 4, and one end of the arc-shaped connecting part 2, which is close to the protective shell 1, is convenient to insert into a bile duct incision, and the other end of the arc-shaped connecting part 2, which is close to the elastic connecting part 4, is convenient to block the bile duct incision;
the outside of leading-in portion 3 has cup jointed protection silica gel head 11, the inboard of protection silica gel head 11 and the outside transitional fit of leading-in portion 3, and protection silica gel ring 12 has been cup jointed to the one end of outside pipe 7, the inboard of protection silica gel ring 12 and the outside transitional fit of outside pipe 7, through the setting of protection silica gel head 11 and protection silica gel ring 12, can protect the choledochoscope, avoid damaging choledochoscope mirror body surface and inherent optic fibre seal wire.
One end of the outer side of the protective shell 1 is fixed with a holding part 13, which is convenient for a user to hold the protective shell 1 in the using process.
From the above, it can be seen that:
the utility model aims at the technical problems that: in the prior art, when the choledochoscope is used for observing one direction of the incision, the other direction needs to be changed for observation, at the moment, the choledochoscope needs to be retracted into the bending part, the bending part is turned, the choledochoscope slides out along the bending part, and the turning of the choledochoscope is completed, so that the operation is complicated; the technical scheme of each embodiment is adopted. Meanwhile, the implementation process of the technical scheme is as follows:
in the using process, after the incision is formed on the bile duct through the traction surgical instrument, the protective shell 1 is inserted into the bile duct from the incision, at the moment, the leading-in part 3 and the elastic connecting part 4 enter the bile duct, meanwhile, one end of the arc-shaped connecting part 2, which is close to the elastic connecting part 4, is also in the bile duct, the choledochoscope is led in from the external pipe 7, the guide pipe 6 and the connecting pipe 5, and finally, the choledochoscope passes through the elastic connecting part 4 and the leading-in part 3 to observe the inside of the bile duct;
when other orientations are required to be observed, one lifting block 8 in the corresponding orientation is lifted, so that the metal wire 9 moves along the inner sides of the connecting pipe 5, the guide pipe 6 and the fixed block 10, and the elastic connecting part 4 has elastic characteristics, so that the metal wire 9 pulls the introducing part 3 to rotate towards the designated orientation, the steering of the choledochoscope is completed, and the observation in the bile duct is performed.
Through the arrangement, the utility model can solve the technical problems, and simultaneously realize the following technical effects:
1. according to the utility model, through the structural design of the adjusting mechanism, the device is convenient for adjusting the direction of the end part of the leading-in part 3, and can rapidly turn the choledochoscope, so that the flexibility of the device is improved.
2. According to the utility model, through the structural design of the protective silica gel head 11 and the protective silica gel ring 12, the device can protect the choledochoscope, avoid damaging the surface of the choledochoscope body and the inherent optical fiber guide wire, and is beneficial to use.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a converter for choledochoscope protection, its characterized in that, including protective housing (1), arc connecting portion (2) and leading-in portion (3), the one end of protective housing (1) is fixed with arc connecting portion (2), the one end that protective housing (1) was kept away from to arc connecting portion (2) is equipped with leading-in portion (3), be equipped with adjustment mechanism between protective housing (1), arc connecting portion (2) and leading-in portion (3), adjustment mechanism is used for adjusting the position of leading-in portion (3) tip, adjustment mechanism includes direction subassembly and operating unit, be equipped with direction subassembly between protective housing (1) and arc connecting portion (2), direction subassembly's inboard is equipped with operating unit, operating unit is used for assisting leading-in portion (3) and carries out the angle steering.
2. The converter for choledochoscope protection according to claim 1, wherein the guiding assembly comprises an elastic connecting portion (4), a connecting pipe (5), a guide pipe (6) and an external pipe (7), wherein the elastic connecting portion (4) is fixed at one end of the guiding portion (3) close to the arc connecting portion (2), one end of the elastic connecting portion (4) is fixed with the arc connecting portion (2), the connecting pipe (5) is fixed at the inner side of the arc connecting portion (2), the guide pipe (6) is fixed at one end of the connecting pipe (5), the guide pipe (6) is fixed at the inner side of the protecting shell (1), and the external pipe (7) is fixed at one end of the guide pipe (6) far away from the connecting pipe (5).
3. The converter for choledochoscope protection according to claim 2, wherein the operation assembly comprises a lifting block (8), a metal wire (9) and a fixing block (10), a plurality of lifting blocks (8) are uniformly distributed and fixed on the outer side of the outer tube (7), the metal wire (9) is fixed on one side of the lifting block (8), the fixing block (10) is slidably connected on the outer side of the metal wire (9), the fixing block (10) is fixedly connected with the outer tube (7), the metal wire (9) is slidably connected with the connecting tube (5) and the guide tube (6), one end of the metal wire (9) is fixedly connected with one end of the inner side of the guide tube (3) through the connecting tube (5) and the guide tube (6), and the metal wire (9) is in clearance fit with the inner side of the elastic connecting portion (4).
4. The converter for choledochoscope according to claim 2, wherein the inner dimensions of the connecting tube (5), the catheter (6) and the outer tube (7) are the same.
5. The converter for protecting a choledochoscope according to claim 1, wherein the outer diameter of one end of the arc-shaped connecting portion (2) near the protecting case (1) is larger than the outer diameter of the other end near the elastic connecting portion (4).
6. The converter for protecting a choledochoscope according to claim 2, wherein the outer side of the introduction part (3) is sleeved with a protecting silica gel head (11), the inner side of the protecting silica gel head (11) is in transition fit with the outer side of the introduction part (3), one end of the outer tube (7) is sleeved with a protecting silica gel ring (12), and the inner side of the protecting silica gel ring (12) is in transition fit with the outer side of the outer tube (7).
7. The converter for protecting a choledochoscope according to claim 1, wherein a holding portion (13) is fixed to one end of the outer side of the protecting case (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320368640.2U CN219578959U (en) | 2023-03-02 | 2023-03-02 | Converter for protecting choledochoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320368640.2U CN219578959U (en) | 2023-03-02 | 2023-03-02 | Converter for protecting choledochoscope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219578959U true CN219578959U (en) | 2023-08-25 |
Family
ID=87687222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320368640.2U Active CN219578959U (en) | 2023-03-02 | 2023-03-02 | Converter for protecting choledochoscope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219578959U (en) |
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2023
- 2023-03-02 CN CN202320368640.2U patent/CN219578959U/en active Active
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