CN115054290A - Disposable forceps for endoscope - Google Patents
Disposable forceps for endoscope Download PDFInfo
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- CN115054290A CN115054290A CN202210719342.3A CN202210719342A CN115054290A CN 115054290 A CN115054290 A CN 115054290A CN 202210719342 A CN202210719342 A CN 202210719342A CN 115054290 A CN115054290 A CN 115054290A
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- soft sleeve
- thick bamboo
- wall
- clamp
- connector
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- 238000001125 extrusion Methods 0.000 claims abstract description 24
- 238000005070 sampling Methods 0.000 claims abstract description 11
- 238000005452 bending Methods 0.000 claims abstract description 10
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 16
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 16
- 241001330002 Bambuseae Species 0.000 claims description 16
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 16
- 239000011425 bamboo Substances 0.000 claims description 16
- 238000009434 installation Methods 0.000 claims 7
- 210000003625 skull Anatomy 0.000 claims 7
- 230000001575 pathological effect Effects 0.000 abstract description 7
- 238000001574 biopsy Methods 0.000 description 3
- 208000019300 CLIPPERS Diseases 0.000 description 1
- 210000000621 bronchi Anatomy 0.000 description 1
- 208000021930 chronic lymphocytic inflammation with pontine perivascular enhancement responsive to steroids Diseases 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000000936 intestine Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007170 pathology Effects 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 210000003932 urinary bladder Anatomy 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/02—Instruments for taking cell samples or for biopsy
- A61B10/06—Biopsy forceps, e.g. with cup-shaped jaws
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/02—Instruments for taking cell samples or for biopsy
- A61B10/0233—Pointed or sharp biopsy instruments
- A61B10/0266—Pointed or sharp biopsy instruments means for severing sample
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/02—Instruments for taking cell samples or for biopsy
- A61B10/04—Endoscopic instruments
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Molecular Biology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Veterinary Medicine (AREA)
- Medical Informatics (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biodiversity & Conservation Biology (AREA)
- Radiology & Medical Imaging (AREA)
- Endoscopes (AREA)
Abstract
The invention discloses a disposable endoscope forceps, and particularly relates to the technical field of medical instruments, which comprises a soft sleeve, wherein a forceps structure for sampling and clamping foreign matters is arranged in the soft sleeve, a spring tube is fixedly arranged on one side of the forceps structure, and a connecting sleeve is arranged outside the spring tube; an adjusting structure used for adjusting the bending direction of the soft sleeve is arranged inside the soft sleeve and comprises an extrusion groove, a pull wire used for controlling the bending of the soft sleeve is arranged inside the extrusion groove, and a pull ring is arranged outside one end of the pull wire; one end of the spring tube is provided with a mounting structure for mounting and dismounting the disposable structure. According to the invention, through the matching use of the soft sleeve and the adjusting structure, the side edge of the soft sleeve is conveniently tightened by pulling the pull wire, so that the soft sleeve is bent in different directions, the angle adjustment of the clamp structure is facilitated, the use flexibility of the clamp structure is improved, and the operation efficiency of pathological sampling is improved.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a pair of disposable forceps for an endoscope.
Background
In pathological sampling, disposable biopsy forceps are often used together with an endoscope to sample living tissues such as stomach, intestine, bladder, bronchus and the like, and a scientific basis is provided for disease diagnosis through pathological examination.
For example, chinese patent discloses a disposable biopsy forceps with scales for an endoscope, and patent publication No. CN210301076U proposes that a scale mark is wrapped on a spring tube to solve the problems of unclear extension length and specific position when the disposable biopsy forceps are operated, but the angle of the forceps is inconvenient to adjust in the operation of the forceps, which results in poor flexibility of the forceps and influences the efficiency of pathological sampling, so that a disposable forceps for an endoscope is required to be proposed.
Disclosure of Invention
In order to overcome the above-mentioned drawbacks of the prior art, embodiments of the present invention provide a pair of disposable forceps for an endoscope, which, through the cooperation of a soft cannula and an adjusting structure, facilitate tightening of the side edges of the soft cannula by pulling a pull wire, and further bend the soft cannula in different directions, thereby facilitating angle adjustment of the forceps structure, improving flexibility of use of the forceps structure, and further solving the problems proposed in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a pair of disposable endoscope forceps comprises a soft sleeve, wherein a forceps structure used for sampling and clamping foreign matters is arranged inside the soft sleeve, a spring tube is fixedly arranged on one side of the forceps structure, and a connecting sleeve is arranged outside the spring tube;
an adjusting structure used for adjusting the bending direction of the soft sleeve is arranged inside the soft sleeve and comprises an extrusion groove, a pull wire used for controlling the bending of the soft sleeve is arranged inside the extrusion groove, and a pull ring is arranged outside one end of the pull wire;
one end of the spring tube is provided with a mounting structure for mounting and dismounting the disposable structure, one side of the mounting structure is provided with a handle barrel, a sliding groove is formed in the handle barrel, and a moving block used for controlling the clamp structure to move is arranged on the inner portion of the sliding groove.
In a preferred embodiment, the clamp structure comprises a limiting cylinder, the limiting cylinder is fixedly installed on the inner wall of one end of the soft sleeve, one end of the spring tube is fixedly connected with a fixed clamping block, the inside of the fixed clamping block is rotatably provided with clamp blades, the clamp blades are symmetrically arranged inside the fixed clamping block, elastic pieces are fixedly connected between the clamp blades, and the clamp blades are elastically connected through the elastic pieces.
In a preferred embodiment, the connection sleeve is fixedly connected to one end of the soft sleeve, the inner and outer diameters of the connection sleeve are the same as those of the soft sleeve, the spring tube is arranged inside the soft sleeve and the connection sleeve, and one end of the connection sleeve is fixedly connected with an end cap fixedly mounted on one side of the mounting structure.
In a preferred embodiment, the extrusion grooves are equidistantly formed in the outer wall of the soft sleeve, one end of the pull wire is fixedly connected with the inner wall of the first row of extrusion grooves, the outer wall of the pull wire is movably connected with the inner wall of the soft sleeve, one end of the pull wire is fixedly connected with one side of the handle barrel, the pull ring is sleeved outside one end of the pull wire, and the pull ring is arranged between the mounting structure and the handle barrel.
In a preferred embodiment, the mounting structure comprises a mounting head cover, the outer wall of the mounting head cover is provided with external threads, the mounting head cover is fixedly mounted at one end of the head cover, first locking structures are mounted inside the mounting head cover at equal intervals, a connecting thread column is movably arranged on the inner wall of the center of the mounting head cover, one end of the connecting thread column is fixedly connected with one end of the spring tube, a connector is mounted on the external threads of the mounting head cover, and internal threads are arranged on the inner wall of the connector.
In a preferred embodiment, the inside of the connector is provided with second locking structures at equal intervals, the inner wall of the middle part of the connector is movably provided with a connecting thread cylinder, the connecting thread cylinder is in threaded connection with the connecting thread column, the outer wall of one end of the connecting thread cylinder is fixedly connected with the moving block, and the connecting thread cylinder is movably arranged inside the handle cylinder.
In a preferred embodiment, the first locking structure comprises a limiting half cylinder, the limiting half cylinder is fixedly connected inside the mounting head cover, a clamping column is arranged on the inner wall of the limiting half cylinder in a movable mode, one end of the clamping column is fixedly connected with one end of the pull wire, a clamping groove is formed in one side of the clamping column, a limiting strip is fixedly connected to one side of the clamping column, and the clamping column is movably connected with the limiting half cylinder through the limiting strip.
In a preferred embodiment, the internal structure of the second latch structure is the same as that of the first latch structure, the second latch structure and the first latch structure are arranged in a staggered and corresponding manner, one end of a latch post inside the second latch structure is fixedly connected with one end of a pull wire, and the other end of the pull wire connected with the latch post inside the second latch structure is fixedly connected with one side of the handle barrel.
In a preferred embodiment, one side of the connector is fixedly connected with a connecting column, and the connector is fixedly connected with the handle barrel through the connecting column, the connecting column is symmetrically arranged between the handle barrel and the connector, and the pull ring is arranged between the connector and the handle barrel.
In a preferred embodiment, the sliding grooves are symmetrically arranged on two sides of the handle barrel, the moving block is movably arranged inside the sliding grooves, and the connecting threaded barrel is movably connected with the handle barrel through the moving block.
The invention has the technical effects and advantages that:
the flexible sleeve is matched with the adjusting structure for use, so that the side edge of the flexible sleeve is conveniently tightened by pulling the pull wire, and the flexible sleeve is bent in different directions, the angle adjustment of the clamp structure is facilitated, the flexibility of the use of the clamp structure is improved, and the operation efficiency of pathological sampling is improved;
the control structure and the disposable structure are convenient to mount and dismount through the arrangement of the mounting head cover, the first clamping structure, the connecting threaded column and the like, so that the disposable clamp is convenient to replace and use, meanwhile, the pull wires are convenient to connect by matching with the first clamping structure and the second clamping structure, so that the normal use of the adjusting structure is ensured, meanwhile, the connection between the control structure and the spring tube is ensured through the use of the connecting threaded column and the connecting threaded barrel, and the use of the clamp structure is convenient to control through the movement of the spring tube;
through the setting of spout, movable block and mounting structure isotructure, conveniently drive the clamp structure with the spring pipe and carry out the back-and-forth movement, and then conveniently release the inside use of soft cover pipe with the clamp structure, conveniently press from both sides the clamp blade extrusion when the structure of clamp pulls back soft cover inside simultaneously and get the sample tissue, and then make things convenient for pathology sample operation.
Drawings
FIG. 1 is a broken-away view of the spring tube and adapter sleeve of the present invention;
FIG. 2 is a schematic view of the connection structure of the adjustment structure and the mounting structure of the present invention;
FIG. 3 is a schematic view of the mounting structure of the present invention in a disassembled configuration;
FIG. 4 is a schematic view of the position structure of the first latch structure of the present invention;
FIG. 5 is a schematic view of a first latch structure of the present invention;
FIG. 6 is a schematic view of the connection structure of the connecting threaded barrel and the handle barrel according to the present invention;
FIG. 7 is a schematic view of the clamp and adjustment structures of the present invention;
FIG. 8 is an enlarged view taken at A of FIG. 5 according to the present invention.
The reference signs are: 1. a soft sleeve; 2. a clamp structure; 21. a limiting cylinder; 22. fixing the clamping block; 23. a clipper blade; 24. an elastic sheet; 3. a spring tube; 4. connecting a sleeve; 5. an adjustment structure; 51. extruding a groove; 52. a pull wire; 53. a pull ring; 6. a mounting structure; 61. mounting a head cover; 62. a first latch structure; 621. a limiting half cylinder; 622. clamping the column; 623. a limiting strip; 63. connecting the threaded columns; 64. connecting the threaded cylinder; 65. a second latch structure; 66. a connector; 7. connecting columns; 8. a handle barrel; 9. a chute; 10. a moving block; 11. an end cap.
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.
The disposable forceps for the endoscope shown in fig. 1, 2 and 7 comprises a soft sleeve (1), a clamp structure 2 for sampling and clamping foreign matters is arranged inside the soft sleeve 1, a spring tube 3 is fixedly arranged on one side of the clamp structure 2, and a connecting sleeve 4 is arranged outside the spring tube 3;
the clamp structure 2 comprises a limiting cylinder 21, the limiting cylinder 21 is fixedly installed on the inner wall of one end of the soft sleeve 1, one end of the spring tube 3 is fixedly connected with a fixed clamping block 22, clamp blades 23 are rotatably installed inside the fixed clamping block 22, the clamp blades 23 are symmetrically arranged inside the fixed clamping block 22, elastic sheets 24 are fixedly connected among the clamp blades 23, and the clamp blades 23 are elastically connected through the elastic sheets 24;
connecting sleeve 4 fixed connection is in the one end of soft sleeve 1, and the interior outer pipe diameter of connecting sleeve 4 sets up with the interior outer pipe diameter of soft sleeve 1 is the same, and spring pipe 3 sets up in the inside of soft sleeve 1 and connecting sleeve 4, and the one end fixedly connected with end cover 11 of connecting sleeve 4, and end cover 11 fixed mounting is in one side of mounting structure 6.
The implementation mode is specifically as follows: the flexible sleeve 1 is of an elastic hose structure, so that the flexible sleeve can be automatically restored after being bent conveniently, meanwhile, the arrangement of the flexible sleeve 1 and the connecting sleeve 4 is convenient for wrapping and limiting the spring tube 3, when the clamp structure 2 is used, the structures such as the clamp blades 23 and the elastic sheets 24 are pushed out from the interior of the flexible sleeve 1 through the spring tube 3 through the use of a rear side structure, the clamp blades 23 are outwards sprung through the elastic sheets 24, the clamp blades 23 are changed into an open state, then the structures such as the clamp blades 23 and the elastic sheets 24 are moved into the interior of the flexible sleeve 1 along with the backward pulling of the spring tube 3, the clamp blades 23 are pressed towards the inner side through the obstruction of the limiting cylinder 21, the clamp blades 23 are contracted into the interior of the flexible sleeve 1 through the elastic sheets 24, meanwhile, the clamp blades 23 are mutually pressed to further press tissues in a patient body, so that the pathological sampling operation is convenient, meanwhile, the limiting cylinder 21 is of a hard structure, thereby facilitating the compression and contraction of the nipper blade 23.
According to the disposable forceps for endoscope shown in fig. 3-7, the interior of the soft sleeve 1 is provided with an adjusting structure 5 for adjusting the bending direction of the soft sleeve 1, and the adjusting structure 5 comprises a pressing groove 51, the interior of the pressing groove 51 is provided with a pulling wire 52 for controlling the bending of the soft sleeve 1, one end of the pulling wire 52 is externally provided with a pulling ring 53, and one end of the spring tube 3 is provided with a mounting structure 6 for mounting and dismounting the disposable structure;
the extrusion grooves 51 are equidistantly formed in the outer wall of the soft sleeve 1, one end of the pull wire 52 is fixedly connected with the inner wall of the first row of extrusion grooves 51, the outer wall of the pull wire 52 is movably connected with the inner wall of the soft sleeve 1, one end of the pull wire 52 is fixedly connected with one side of the handle barrel 8, the pull ring 53 is sleeved outside one end of the pull wire 52, and the pull ring 53 is arranged between the mounting structure 6 and the handle barrel 8;
the mounting structure 6 comprises a mounting head cover 61, the outer wall of the mounting head cover 61 is provided with external threads, the mounting head cover 61 is fixedly mounted at one end of the end cap sleeve 11, first locking structures 62 are equidistantly mounted inside the mounting head cover 61, a connecting thread column 63 is movably arranged on the inner wall of the center of the mounting head cover 61, one end of the connecting thread column 63 is fixedly connected with one end of the spring tube 3, a connector 66 is mounted on the outer threads of the mounting head cover 61, and internal threads are arranged on the inner wall of the connector 66;
The implementation mode is specifically as follows: when the disposable structure is installed and used, firstly, the connecting thread column 63 at one end of the spring tube 3 is pulled outwards, then the connecting thread column 63 is screwed with the connecting thread cylinder 64, then the mounting head cover 61 and the connector 66 are screwed, and then the connecting thread column 63 is extruded towards the inside of the mounting head cover 61, and then the connecting thread column 63 is reset, and the spring tube 3 is convenient to drive the clamp structure 2 to move to the initial placing position in the interior of the soft sleeve 1, and the mounting head cover 61 and the connector 66 are screwed, simultaneously, the first locking structure 62 and the second locking structure 65 are moved to be mutually locked, and then the pull wires 52 at two sides are convenient to be connected, and when the angle of the clamp structure 2 is adjusted, the pull ring 53 is used to drive the pull wires 52 to be pulled outwards, and then the pull wires 52 in the interior of the soft sleeve 1 are pulled, and because the extrusion groove 51 is opened, simultaneously, one end of the extrusion groove 51 is connected with the interior of the first row of extrusion groove 51, move with other extrusion grooves 51, and then conveniently extrude each other between the extrusion grooves 51 of one side of the soft sleeve 1, thereby contract one side of the soft sleeve 1, and then drive the clamp structure 2 to bend to one side, and at the same time, because the spring tube 3 is of an elastic tube structure, and then conveniently follow the bending of the soft sleeve 1 to bend, thereby facilitating the position adjustment of the clamp structure 2, and simultaneously, because the extrusion grooves 51 and the pull wires 52 are arranged in four directions of the soft sleeve 1, thereby facilitating the clamp structure 2 to carry out multi-directional adjustment operation, and the end of the pull wires 52 connected with the handle barrel 8 is left with a certain tightness, thereby facilitating the use of extending along with the bending of the soft sleeve 1 when pulling the pull wires 52 on one side, and the soft sleeve 1, the clamp structure 2, the spring tube 3, the connecting sleeve 4, the part of the adjusting structure 5 and the part of the mounting structure 6 are disposable discarding structures, and because the internal structure of adjusting structure 5 is simple and satisfy the regulation demand, and then improve the result of use of sampling tongs when guaranteeing the cost.
According to the disposable forceps for an endoscope shown in fig. 2, 5, 6 and 8, a handle tube 8 is provided on one side of the mounting structure 6, a slide groove 9 is provided in the handle tube 8, and a moving block 10 for controlling the movement of the forceps structure 2 is provided in the slide groove 9;
the first locking structure 62 comprises a limiting half cylinder 621, the limiting half cylinder 621 is fixedly connected inside the mounting head cover 61, a clamping column 622 is movably arranged on the inner wall of the limiting half cylinder 621, one end of the clamping column 622 is fixedly connected with one end of the pull wire 52, a clamping groove is formed in one side of the clamping column 622, a limiting strip 623 is fixedly connected to one side of the clamping column 622, and the clamping column 622 is movably connected with the limiting half cylinder 621 through the limiting strip 623;
the internal structure of the second locking structure 65 is the same as that of the first locking structure 62, the second locking structure 65 and the first locking structure 62 are arranged in a staggered and corresponding manner, one end of a clamping column 622 inside the second locking structure 65 is fixedly connected with one end of the pull wire 52, and the other end of the pull wire 52 connected with the clamping column 622 inside the second locking structure 65 is fixedly connected with one side of the handle barrel 8;
one side of the connector 66 is fixedly connected with a connecting column 7, the connector 66 is fixedly connected with the handle barrel 8 through the connecting column 7, the connecting columns 7 are symmetrically arranged between the handle barrel 8 and the connector 66, and the pull ring 53 is arranged between the connector 66 and the handle barrel 8;
the sliding grooves 9 are symmetrically formed in two sides of the handle barrel 8, the moving block 10 is movably arranged inside the sliding grooves 9, and the connecting threaded barrel 64 is movably connected with the handle barrel 8 through the moving block 10.
The implementation mode specifically comprises the following steps: when the mounting head cover 61 is rotated and connected with the connecting head 66, the limiting half cylinders 621 in the mounting head cover 61 and the limiting half cylinders 621 in the connecting head 66 are mutually attached and arranged, so that the clamping columns 622 are limited between the two limiting half cylinders 621, further, when the pull wire 52 is pulled, the falling-off condition between the clamping columns 622 is avoided, the clamping columns 622 are mutually clamped and arranged due to the clamping grooves in the limiting half cylinders 621 when the limiting half cylinders 621 are aligned, further, the pull wires 52 at two ends of the clamping columns 622 are connected, the clamping columns 622 are conveniently limited in the limiting half cylinders 621 by the limiting strips 623, further, the clamping columns 622 on two sides are conveniently aligned and operated, the connecting column 7 is conveniently arranged to mount and connect one side of the connecting head 66 with the handle cylinder 8, and the mounting head cover 61, the first clamping structure 62, the connecting thread column 63 and the pull wire 52 connected with one end of the first clamping structure 62 in the mounting head cover 61 are disposable parts, and the inside first kayser structure 62 of connector 66 is for keeping the structure, and the twisting of connecting thread post 63 and connecting thread section of thick bamboo 64 is closed and is connected the convenience and be connected the movable block 10 with spring pipe 3 through connecting thread post 63 and connecting thread section of thick bamboo 64, and then the convenience drives spring pipe 3 when the movable block 10 is inside the removal of spout 9, and then conveniently pass through inside the spring pipe 3 control clamp structure 2 business turn over soft sleeve 1, thereby make things convenient for clamp structure 2's sample operation, and setting up of end cover 11 is convenient to be connected the one end of adapter sleeve 4 with mounting structure 6, and adapter sleeve 4 and spring pipe 3 are for cutting the schematic diagram, actual length sets up according to the clamp way length of endoscope.
The working principle of the invention is as follows: when the disposable structure is installed and used, firstly, the connecting thread column 63 at one end of the spring tube 3 is screwed with the connecting thread cylinder 64, then the mounting head cover 61 and the connecting head 66 are screwed, and the mounting head cover 61 and the connecting head 66 are screwed, simultaneously, the first clamping and locking structure 62 and the second clamping and locking structure 65 move to be clamped with each other, so as to conveniently connect the pull wires 52 at two sides, then the pull ring 53 is pulled to pull the pull wires 52 in the soft sleeve 1, and because the extrusion groove 51 is opened, the extrusion groove 51 is connected with the first row of extrusion groove 51 and is in moving relation with other extrusion grooves 51, so as to conveniently extrude and contract one side of the soft sleeve 1 through the extrusion groove 51 and the pull wires 52, thereby driving the spring tube 3 and the clamp structure 2 to bend to one side, so as to conveniently adjust the position of the clamp structure 2, after angle adjustment, the pull ring 53 is controlled, so as to fix the angle of the clamp structure 2, then move the movable block 10 inside the chute 9, and then make the spring tube 3 push the clamp structure 2 to move out of the soft sleeve 1, then outwards bounce through the elastic sheet 24 between the forceps blades 23, then move the movable block 10 backwards, and then move the spring tube 3 back driving the clamp structure 2, and squeeze the forceps blades 23 to the inner side through the obstruction of the spacing cylinder 21, and then squeeze the forceps blades 23 each other to clamp the internal tissue of the patient, and simultaneously shrink the forceps blades 23 through the elastic sheet 24 to get back to the soft sleeve 1 again, and then complete the pathological sampling operation.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;
and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.
Claims (10)
1. A disposable forceps for an endoscope, comprising a soft cannula (1), characterized in that: a clamp structure (2) for sampling and clamping foreign matters is arranged inside the soft sleeve (1), a spring tube (3) is fixedly mounted on one side of the clamp structure (2), and a connecting sleeve (4) is arranged outside the spring tube (3);
an adjusting structure (5) used for adjusting the bending direction of the soft sleeve (1) is arranged in the soft sleeve (1), the adjusting structure (5) comprises an extrusion groove (51), a pull wire (52) used for controlling the bending of the soft sleeve (1) is arranged in the extrusion groove (51), and a pull ring (53) is arranged outside one end of the pull wire (52);
one end of the spring tube (3) is provided with a mounting structure (6) for mounting and dismounting the disposable structure, a handle barrel (8) is arranged on one side of the mounting structure (6), a sliding groove (9) is formed in the handle barrel (8), and a moving block (10) for controlling the clamp structure (2) to move is arranged in the sliding groove (9).
2. A disposable endoscope forceps according to claim 1, characterized in that: the clamp structure (2) comprises a limiting cylinder (21), the limiting cylinder (21) is fixedly mounted on the inner wall of one end of the soft sleeve (1), one end of the spring tube (3) is fixedly connected with a fixed clamping block (22), a clamp blade (23) is mounted in the fixed clamping block (22) in a rotating mode, the clamp blade (23) is symmetrically arranged inside the fixed clamping block (22), an elastic sheet (24) is fixedly connected between the clamp blades (23), and the clamp blades (23) are elastically connected through the elastic sheet (24).
3. The disposable endoscope forceps according to claim 1, characterized in that: connecting sleeve (4) fixed connection is in the one end of soft sleeve pipe (1), and the interior outer pipe diameter of connecting sleeve pipe (4) sets up with the interior outer pipe diameter of soft sleeve pipe (1) is the same, spring pipe (3) set up in the inside of soft sleeve pipe (1) and connecting sleeve pipe (4), and the one end fixedly connected with end cover (11) of connecting sleeve pipe (4), end cover (11) fixed mounting is in one side of mounting structure (6).
4. The disposable endoscope forceps according to claim 1, characterized in that: the outer wall in soft sleeve pipe (1) is seted up to extrusion groove (51) equidistance, and the one end and the first row of acting as go-between (52) the inner wall fixed connection of extrusion groove (51), the outer wall of acting as go-between (52) moves with the inner wall of soft sleeve pipe (1) and is connected, and the one end of acting as go-between (52) and one side fixed connection of a handle section of thick bamboo (8), pull ring (53) cover is established in the one end outside of acting as go-between (52), and pull ring (53) set up between mounting structure (6) and a handle section of thick bamboo (8).
5. The disposable endoscope forceps according to claim 1, characterized in that: mounting structure (6) are including installation skull (61), and the outer wall of installation skull (61) is provided with the external screw thread, installation skull (61) fixed mounting is in the one end of end cover (11), first kayser structure (62) are installed to the inside equidistance of installation skull (61), and the removal of the center inner wall of installation skull (61) is provided with connecting thread post (63), the one end of connecting thread post (63) and the one end fixed connection of spring pipe (3), and the outside threaded mounting of installation skull (61) has connector (66), the inner wall of connector (66) is provided with the internal thread.
6. A disposable endoscope forceps according to claim 5, characterized in that: the inside equidistance of connector (66) is provided with second kayser structure (65), and the middle part inner wall removal of connector (66) is provided with connecting thread section of thick bamboo (64), connecting thread section of thick bamboo (64) and connecting thread post (63) threaded connection, and the one end outer wall and movable block (10) fixed connection of connecting thread section of thick bamboo (64), connecting thread section of thick bamboo (64) remove the inside that sets up at a handle section of thick bamboo (8).
7. A disposable endoscope forceps according to claim 5, characterized in that: first kayser structure (62) are including a spacing half section of thick bamboo (621), and a spacing half section of thick bamboo (621) fixed connection is in the inside of installation skull (61), the inner wall removal of a spacing half section of thick bamboo (621) is provided with card post (622), and the one end of card post (622) and the one end fixed connection of acting as go-between (52), the draw-in groove has been seted up to one side of card post (622), and one side fixedly connected with spacing (623) of card post (622), card post (622) are through spacing (623) and a spacing half section of thick bamboo (621) removal connection.
8. A disposable endoscope forceps according to claim 6, characterized in that: the inner structure of the second locking structure (65) is the same as that of the first locking structure (62), the second locking structure (65) and the first locking structure (62) are arranged in a staggered and corresponding mode, one end of a clamping column (622) inside the second locking structure (65) is fixedly connected with one end of a pull wire (52), and the other end of the pull wire (52) connected with the clamping column (622) inside the second locking structure (65) is fixedly connected with one side of a handle barrel (8).
9. The disposable endoscope forceps according to claim 6, characterized in that: one side fixedly connected with spliced pole (7) of connector (66), and connector (66) pass through spliced pole (7) and a handle section of thick bamboo (8) fixed connection, spliced pole (7) symmetry sets up between a handle section of thick bamboo (8) and connector (66), and pull ring (53) set up between connector (66) and a handle section of thick bamboo (8).
10. The disposable endoscope forceps according to claim 1, characterized in that: the sliding grooves (9) are symmetrically formed in two sides of the handle barrel (8), the moving block (10) is movably arranged in the sliding grooves (9), and the connecting thread barrel (64) is movably connected with the handle barrel (8) through the moving block (10).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210719342.3A CN115054290A (en) | 2022-06-23 | 2022-06-23 | Disposable forceps for endoscope |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210719342.3A CN115054290A (en) | 2022-06-23 | 2022-06-23 | Disposable forceps for endoscope |
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| CN115054290A true CN115054290A (en) | 2022-09-16 |
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| CN202210719342.3A Pending CN115054290A (en) | 2022-06-23 | 2022-06-23 | Disposable forceps for endoscope |
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Application publication date: 20220916 |