CN114343742B - Continuous multitime sampling bronchoscope biopsy forceps - Google Patents
Continuous multitime sampling bronchoscope biopsy forceps Download PDFInfo
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- CN114343742B CN114343742B CN202111624995.5A CN202111624995A CN114343742B CN 114343742 B CN114343742 B CN 114343742B CN 202111624995 A CN202111624995 A CN 202111624995A CN 114343742 B CN114343742 B CN 114343742B
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- 238000005070 sampling Methods 0.000 title claims abstract description 53
- 238000001574 biopsy Methods 0.000 title claims abstract description 11
- 230000000903 blocking effect Effects 0.000 claims description 17
- 238000001179 sorption measurement Methods 0.000 claims description 11
- 238000005192 partition Methods 0.000 claims description 9
- 125000006850 spacer group Chemical group 0.000 claims description 6
- 238000004804 winding Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 5
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000009795 derivation Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 244000208734 Pisonia aculeata Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000001575 pathological effect Effects 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
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Abstract
The invention discloses bronchoscope biopsy forceps for continuous and repeated sampling, which comprises: the rope clamping device comprises a circular pipe, a plurality of groups of rope cavities which are independently and axially directed are arranged in the wall of the circular pipe, an upper clamp cover and a lower clamp cover are respectively hinged to the wall of the right end shell of the circular pipe, a first shaft collar and a second shaft collar are respectively and rotatably arranged on the wall of the circular pipe close to the hinged ends of the upper clamp cover and the lower clamp cover, the first shaft collars are parallel front and back and are coaxially and independently arranged in two groups, a rotary shifting assembly is arranged in the upper clamp cover, and a sampling device is arranged in the circular pipe on the left side of the rotary shifting assembly; the electric cutting unit pieces are uniformly laid on the contact surface ends of the upper tong cover and the lower tong cover; the first wire rope penetrates through a group of independent rope cavities from the outside of the circular tube, is wound around the shaft collar on the rear side for multiple circles and is connected with the middle part of the upper clamp cover; and a second wire rope penetrates through a group of rope cavities from the outside of the circular tube, winds around the second shaft collar for multiple circles and is connected with the middle part of the lower clamp cover.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to bronchoscope biopsy forceps capable of continuously sampling for multiple times.
Background
At present, in the process of sampling a sample by a bronchoscope, the sample needs to be sampled for a plurality of times sometimes, so that the monitoring quantity of the sample and the range of a sampling area are wider, and the accuracy of pathological detection is improved. And when most of the sampling of current sampling device, can only once take a sample, and a small amount of continuous sampling device, the sampling process of going on, its sample acquisition memory space is less, is difficult to guarantee to insert a tube in proper order many times and carry out the sample of many, and then still can carry out again the intubate sample.
Accordingly, those skilled in the art have provided a continuous multiple sampling bronchoscope biopsy forceps to address the problems set forth in the background above.
Disclosure of Invention
In order to achieve the purpose, the invention provides the following technical scheme: a continuous multi-sampling bronchoscopic biopsy forceps, comprising:
the rope clamping device comprises a circular tube, a clamping device and a clamping device, wherein multiple groups of rope channels which are independent and point to the axial direction are arranged in the wall of the circular tube, an upper clamp cover and a lower clamp cover are hinged to the wall of the right end of the circular tube respectively, a first shaft collar and a second shaft collar are rotatably arranged on the wall of the circular tube close to the hinged ends of the upper clamp cover and the lower clamp cover respectively, the first shaft collars are parallel in the front and back direction and are coaxially and independently arranged in two groups, a rotary shifting assembly is arranged in the upper clamp cover, and a sampling device is arranged in the circular tube on the left side of the rotary shifting assembly;
the electric cutting unit pieces are uniformly laid on the contact surface ends of the upper tong cover and the lower tong cover;
the first wire rope penetrates through a group of independent rope cavities from the outside of the circular tube, is wound around the shaft collar on the rear side for multiple circles and is connected with the middle part of the upper clamp cover;
and a second wire rope penetrates through a group of rope cavities from the outside of the circular tube, winds around the second shaft collar for multiple circles and is connected with the middle part of the lower clamp cover.
As a preferred technical solution of the present invention, the dial assembly includes:
the wire feeding wheel is rotatably arranged on the wall of the right end shell of the circular tube;
the wire outgoing wheels are arranged in two groups, are obliquely arranged and are rotatably installed on the wall of the right end shell of the circular tube;
the partition board is fixed in the upper clamp cover and is arranged in parallel front and back, and the interiors of the clamped cavities are linearly arranged and are rotatably provided with the spinning wheel plates;
the drive wire is closed tensioning loop structure, by the pipe outside runs through a set of independence the rope chamber is said to in proper order right alone around connecting the inlet wire wheel, dial the wheel board many rings back soon, through the rightmost side dial the wheel board pull-back soon, and in proper order left alone around connecting the outlet wire wheel after, run through a set of independence again the rope chamber is said and is derived.
As a preferred aspect of the present invention, the sampling device includes:
the elastic partition plate is fixed inside the circular tube, the inner cavity of the circular tube is divided into two groups of independent semi-cylindrical cavities, a local cylindrical cavity is reserved between the right end of the elastic partition plate and the rotary shifting assembly, the cylindrical cavity is internally provided with torsion assemblies which are arranged in parallel from left to right, and the right torsion assembly is provided with a plugging plate;
the first limiting strip is of a square structure and is axially fixed in the center of the elastic partition plate;
the sampling shell tube is of a semi-cylindrical structure, a square groove in sliding connection with the limiting strip I is formed in the center of the left semi-circular plate, and a magnetic sheet II is embedded in the side plate surface of the left semi-circular plate;
the right end of the leading-in elastic rod is provided with a first magnetic sheet, the first magnetic sheet penetrates through the upper semi-cylindrical cavity from the outside of the circular tube and is connected with a second magnetic sheet in a magnetic adsorption mode through the first magnetic sheet;
and the right end of the guiding elastic rod is also provided with a first magnetic sheet, the outer part of the circular tube penetrates through the lower part of the circular tube in the semi-cylindrical cavity, and the guiding elastic rod is in magnetic adsorption connection with the second magnetic sheet through the first magnetic sheet.
As a preferred technical scheme of the invention, the left end and the right end of the arc plate at the outer side of the sampling shell pipe are respectively provided with a first magnetic block and a second magnetic block which correspond to each other and can be mutually attracted.
As a preferable aspect of the present invention, the left torsion assembly includes:
the cable connector comprises an L-shaped plate pipe, wherein the right side of the L-shaped plate pipe is provided with an arc-shaped plate frame with a semicircular hole inside, the arc-shaped plate wall on the outer side of the arc-shaped plate frame is embedded and fixed in the circular pipe shell, the arc-shaped plate frame is internally provided with a wire cavity communicated with a group of independent cable cavity channels, the left side of the L-shaped plate frame is provided with a supporting pipe coaxial with the circular pipe, the right end of the supporting pipe is fixed with the center of the right arc-shaped plate frame, and the inner pipe cavity of the supporting pipe is communicated with the wire cavity;
the rotating shaft is rotatably arranged in the supporting tube, and a convex sleeve is fixed at the left end of the rotating shaft;
the torsion spring is sleeved outside the rotating shaft, the left end of the torsion spring is connected with the inner wall of the supporting tube, and the right end of the torsion spring is connected with the outer wall of the rotating shaft;
the double clamping wheel group is arranged close to the end, close to the wire cavity, of the supporting tube cavity;
and a third wire rope, which penetrates through a group of independent rope cavities outside the circular tube, sequentially penetrates into the double clamping wheel group and the wire cavity, and is connected with the right end of the rotating shaft in a winding manner for multiple circles.
As a preferable technical scheme of the invention, the convex structure of the convex sleeve is consistent with that of the limiting strip.
As a preferable technical scheme of the invention, a fixing frame seat is arranged in the semicircular hole area of the right side arc-shaped plate frame in the L-shaped plate pipe in the right side torsion assembly.
As a preferred technical solution of the present invention, the blocking plate includes:
the right end of the auxiliary supporting spring is connected to the fixed frame seat, and the left end of the auxiliary supporting spring is connected to the pull magnetic plate;
the second limiting strip is arranged on the upper side wall of the supporting tube in the right torsion assembly;
the bottom center of the blocking plate covers the second limiting strips to be in sliding connection, a plurality of groups of blocking plates are arranged in parallel, the outer arc end and the side plate surface of each blocking plate are respectively provided with a third magnetic block and a third magnetic sheet, the third magnetic blocks in the adjacent blocking plates are arranged in a magnetic structure of opposite attraction, and the third magnetic sheets are arranged in a magnetic structure of opposite attraction;
and the rope is fixedly placed, and the outside of the circular tube penetrates through a group of independent rope cavities and penetrates into the right side of the wire cavity and the auxiliary supporting spring in the torsion assembly to be connected with the magnetic suction plate.
As a preferred technical scheme of the invention, a magnet III in the first group of the plugging plate on the leftmost side and a magnet II at the right end of the sampling shell pipe on the left side are arranged in a magnetic structure with opposite attraction.
Compared with the prior art, the invention provides bronchoscope biopsy forceps for continuous and repeated sampling, which have the following beneficial effects:
according to the invention, two groups of semi-cylindrical cavities are designed through a semi-cylindrical structure, one group of the semi-cylindrical cavities is used for storing and leading in, the other group of the semi-cylindrical cavities is used for taking out and leading out, the sampling shell tube stored and led in the semi-cylindrical cavities is rotationally moved to the semi-cylindrical cavities taken out and led out in a rotating and shifting mode, and the effective utilization rate of the cavities is improved in a limited cavity through a magnetic adsorption connection mode and a rope pulling structure mode matched with a spring, so that the setting number of sampling shell tubes is increased, the leading-in, leading-out and mounting of the sampling shell tube are more convenient, the continuous sampling can be further realized in the sampling process, and the sampling efficiency is improved.
Drawings
FIG. 1 is a schematic view of a portion of a bronchoscopic biopsy forceps according to the present invention;
FIG. 2 is an enlarged view of a partial structure of the rotating and dialing assembly of the present invention;
FIG. 3 is an enlarged view of a portion of the sampling device of the present invention;
FIG. 4 is an enlarged view of the elastic spacer plate and the position-limiting strip according to the present invention;
FIG. 5 is an enlarged view of a portion of the structure of the torsion assembly and the plugging plate according to the present invention;
in the figure: 1. a circular tube; 2. a lower clamp cover; 3. an upper clamp cover; 4. electrically cutting the element pieces; 5. a sampling device; 6. a first collar; 7. a second collar; 8. 9, a torsion assembly, 9, a plugging plate; 51. leading in an elastic rod; 52. leading out the elastic rod; 53. a first magnetic sheet; 54. sampling a shell tube; 55. an elastic spacer plate; 541. a second magnetic sheet; 542. a first magnetic block; 543. a second magnetic block; 551. a first limiting strip; 61. a first wire rope; 62. a rotating component; 621. a wire feeding wheel; 622. a wire outlet wheel; 623. a partition plate; 624. a rotating wheel plate; 625. driving a wire; 71. a second wire rope; 81. an L-shaped plate pipe; 82. a rotating shaft; 83. a double pinch roller set; 84. a convex sleeve; 85. a torsion spring; 86. a third wire rope; 91. an auxiliary support spring; 92. a second limiting strip; 93. drawing the magnetic plate in a suction way; 94. a plugging plate; 95. a third magnetic sheet; 96. a third magnetic block; 97. and (5) setting the rope.
Detailed Description
Referring to fig. 1-5, the present invention provides a technical solution: a continuous multi-sampling bronchoscopic biopsy forceps, comprising:
the rope clamping device comprises a circular tube 1, a plurality of groups of independent axially-directed rope channels are formed in the wall of the circular tube 1, the wall of the right end of the circular tube 1 is hinged with an upper clamp cover 3 and a lower clamp cover 2, the wall of the circular tube 1 close to the hinged ends of the upper clamp cover 3 and the lower clamp cover 2 is rotatably provided with a first shaft collar 6 and a second shaft collar 7 respectively, the first shaft collars 6 are arranged in parallel in the front and back direction and are coaxially and independently arranged in two groups, a rotary shifting assembly 62 is arranged in the upper clamp cover 3, and a sampling device 5 is arranged in the circular tube 1 positioned on the left side of the rotary shifting assembly 62;
the electric cutting unit pieces 4 are uniformly laid on the contact surface ends of the upper clamp cover 3 and the lower clamp cover 2;
a first wire rope 61, which penetrates through a group of independent rope cavities from the outside of the circular tube 1, is wound on the first shaft collar 6 at the rear side for a plurality of circles and is connected with the middle part of the upper clamp cover 3;
and a second wire rope 71 penetrates through a group of rope cavities from the outside of the circular tube 1, winds around the second shaft collar 7 for a plurality of circles and is connected with the middle part of the lower clamp cover 2.
In this embodiment, the dial assembly 62 includes:
the wire feeding wheel 621 is rotatably arranged on the wall of the right end shell of the circular tube 1;
two groups of outgoing wheels 622 are arranged, are obliquely arranged and are rotatably installed on the right end shell wall of the circular tube 1;
the partition plates 623 are fixed in the upper tong cover 3, are arranged in parallel front and back, and are provided with rotating wheel plates 624 inside cavities which are arranged linearly and rotatably;
the driving wire 625 is of a closed tensioning loop structure, penetrates through a group of independent rope channels from the outside of the circular tube 1, sequentially and independently winds the wire feeding wheel 621 and the rotary shifting wheel plate 624 rightwards for a plurality of circles, is pulled back by the rotary shifting wheel plate 624 rightmost, sequentially and independently winds the wire discharging wheel 622 leftwards, and then penetrates through a group of independent rope channels to be led out;
it should be noted that, here, the driving device for driving the driving wire to operate may adopt a reduction motor (not shown in the figure) to electrically drive, so that the driving wire is in a conveying structure similar to a conveying belt, and drives the turning wheel plate pair, and the sample to be sampled is clamped and electrically cut by the upper clamp cover and the lower clamp cover, and the turning diversion is continued, so that the sample to be sampled is guided into the sampling device.
In this embodiment, the sampling device 5 includes:
the elastic spacer plate 55 is fixed inside the circular tube 1, divides the cavity inside the circular tube 1 into two groups of independent semi-cylindrical cavities, a local cylindrical cavity is reserved between the right end of the elastic spacer plate and the rotary shifting assembly 62, the torsion assemblies 8 which are arranged in parallel from left to right are installed inside the cylindrical cavity, and the blocking plate 9 is installed on the torsion assembly 8 on the right side;
the first limiting strip 551 is of a square structure and is axially fixed at the center of the elastic partition plate 55;
the sampling shell pipe 54 is of a semi-cylindrical structure, a square groove in sliding connection with the first limiting strip 551 is formed in the center of the left semicircular plate, and a magnetic sheet II 541 is embedded in the side plate surface of the left semicircular plate;
the right end of the lead-in elastic rod 51 is provided with a magnetic sheet I53, the lead-in elastic rod penetrates through the upper part of the semi-cylindrical cavity channel from the outside of the circular tube 1 and is in magnetic adsorption connection with the magnetic sheet II 541 through the magnetic sheet I53;
the right end of the guiding elastic rod 52 is also provided with a magnetic sheet I53, the magnetic sheet I passes through the lower semi-cylindrical cavity channel from the outside of the circular tube 1, and the guiding elastic rod is in magnetic adsorption connection with the magnetic sheet II 541 through the magnetic sheet I53;
herein, a set of semicylinder chamber says and is used for saving multiunit sample shell pipe, and a set of semicylinder chamber says and is used for deriving the sample shell pipe that the sample was accomplished, spacing one for guide sample shell pipe removes, leading-in elastic rod, derivation elastic rod all can be by artifical handheld operation, leading-in elastic rod with derive the mode that elastic rod and sample shell pipe magnetic adsorption are connected, make breaking away from, the installation of sample shell pipe to and taking out, the detection of follow-up sample more convenient.
In this embodiment, magnetic block one 542, magnetic block two 543 that correspond and can the inter attraction is installed respectively to the left and right ends of the outer side arc board of sampling shell pipe 54, through the separable magnetic adsorption mode of magnetic block one, magnetic block two to and the structural design of sampling shell pipe, the cavity availability of the inside cavity of pipe has fully been improved, and then the installation quantity of improvement sampling shell pipe, and can guarantee the joint strength of adjacent sampling shell pipe, make the continuous sampling of sampling shell pipe more convenient high-efficient.
In this embodiment, the torsion assembly 8 on the left side includes:
the right side of the L-shaped plate pipe 81 is provided with an arc-shaped plate frame with a semicircular hole inside, the arc-shaped plate wall on the outer side of the arc-shaped plate frame is embedded and fixed in the shell of the circular pipe 1, the inside of the arc-shaped plate frame is provided with a group of wire cavities communicated with the rope cavities independently, the left side of the arc-shaped plate frame is provided with a supporting pipe which is coaxial with the circular pipe 1, the right end of the supporting pipe is fixed with the center of the right arc-shaped plate frame, and the inner pipe cavity of the supporting pipe is communicated with the wire cavities;
a rotating shaft 82 which is rotatably installed inside the supporting tube and has a convex sleeve 84 fixed at the left end;
a torsion spring 85 sleeved outside the rotating shaft 82, wherein the left end of the torsion spring is connected with the inner wall of the supporting tube, and the right end of the torsion spring is connected with the outer wall of the rotating shaft 82;
the double clamping wheel group 83 is arranged close to the end, close to the guide wire cavity, of the supporting tube cavity;
a third wire rope 86 penetrates through a group of independent rope channels from the outside of the circular tube 1, sequentially penetrates through the double clamping wheel group 83 and the wire cavity, and is connected with the right end of the rotating shaft 82 in a winding way for multiple circles;
in the method, the rotating shaft is pulled by the third wire rope to rotate 180 degrees, the convex sleeve and the sampling shell tube on the convex sleeve are driven to rotate 180 degrees to enter the corresponding semi-cylindrical cavity, the third conventional elastic key type lifting wire rope can be adopted, and the torsion spring is used for resetting the rotating shaft.
In this embodiment, the convex structure of the convex sleeve 84 is consistent with that of the stop bar.
In this embodiment, the right side of the torsion assembly 8 is provided with a fixing frame seat in the semicircular hole region of the right side arc-shaped plate frame in the L-shaped plate tube.
In this embodiment, the blocking plate 9 includes:
the right end of the auxiliary supporting spring 91 is connected to the fixed frame seat, and the left end of the auxiliary supporting spring is connected to the pull-up magnetic plate 93;
the second limiting strip 92 is arranged on the upper side wall of the supporting tube in the right torsion assembly 8;
the bottom center of the blocking plate 94 covers the second limiting strip 92 to be connected in a sliding mode, a plurality of groups of blocking plates are arranged in parallel, the outer arc end and the side plate surface of each blocking plate 94 are respectively provided with a third magnetic block 96 and a third magnetic sheet 95, the third magnetic block 96 and the third magnetic sheet 95 in the adjacent blocking plates 94 are arranged in a structure of opposite attraction magnets, and the third magnetic sheet 95 is arranged in a structure of opposite attraction magnets;
the fixed rope 97 penetrates through a group of independent rope cavities from the outside of the circular tube 1, penetrates through a wire cavity in the torsion assembly on the right side, and is connected with the attraction magnetic plate 93 inside the auxiliary supporting spring 91;
when one group of plugging plates is consumed, the fixed releasing rope is used for fixed releasing and extending, the next group of plugging plates are enabled to move to the upper part of the corresponding convex sleeve, and the attraction magnetic plate and the rightmost magnetic sheet III are in opposite attraction structure.
In this embodiment, a magnetic block three 96 in the first group of the blocking plate 94 on the leftmost side and a magnetic block two 543 at the right end of the sampling shell tube 54 on the left side are arranged in a magnetic structure with opposite attraction.
In particular implementation, the method comprises the following steps:
s1: pushing the sampling shell tubes to move right by the introduction elastic rod, moving a group of sampling shell tubes at the rightmost end into the cylindrical cavity channel, separating from the left limiting strip I, clamping by the convex sleeve in the left torsion assembly, pulling the third wire in the left torsion assembly to drive the rotating shaft to rotate 180 degrees, and then carrying out adsorption pulling on the screwed-in sampling shell tubes by the derivation elastic rod;
s2: the upper clamp cover and the lower clamp cover are driven to clamp the sample book to be sampled by pulling the first wire cable and the second wire cable, and the electric cutting element is used for performing electric cutting;
s3: the rotating wheel plate is driven by a driving wire to rotationally dial a sample and guide the sample into the sampling shell tube, the corresponding rotating shaft is driven by the third wire rope in the right-side torsion assembly to rotate 180 degrees, the leftmost plugging plate is enabled to be attached to the right end of the sampling shell tube, and the magnetic block III and the magnetic block II are connected in an adsorption mode through the corresponding magnetic block III, so that one group of sampling is completed;
s4: and repeating the steps S1-S2-S3 to complete multiple groups.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (2)
1. The utility model provides a sample bronchoscope biopsy forceps many times in succession which characterized in that: it comprises the following steps:
the rope clamping device comprises a round pipe (1), wherein multiple groups of rope channels which are independent and axially directed are arranged in the wall of the round pipe (1), the wall of the right end of the round pipe is hinged with an upper clamp cover (3) and a lower clamp cover (2) respectively, a first shaft collar (6) and a second shaft collar (7) are rotatably arranged on the wall of the round pipe (1) close to the hinged ends of the upper clamp cover (3) and the lower clamp cover (2) respectively, the first shaft collars (6) are parallel in the front and at the back and are coaxially and independently arranged in two groups, a rotary shifting assembly (62) is arranged in the upper clamp cover (3), and a sampling device (5) is arranged in the round pipe (1) on the left side of the rotary shifting assembly (62);
the electric cutting unit pieces (4) are uniformly laid on the contact surface ends of the upper clamp cover (3) and the lower clamp cover (2);
the first wire rope (61) penetrates through a group of independent rope cavities from the outside of the circular tube (1), is wound and connected with the first shaft collar (6) on the rear side for multiple circles and is connected with the middle part of the upper clamp cover (3);
a second wire rope (71) penetrates through a group of rope cavities from the outside of the circular tube (1), is wound around the second shaft collar (7) for multiple circles and is connected with the middle part of the lower clamp cover (2);
the dial assembly (62) includes:
the wire feeding wheel (621) is rotatably arranged on the wall of the right end shell of the circular tube (1);
the outgoing wheel (622) is configured into two groups, is obliquely arranged and is rotatably installed on the wall of the right end shell of the circular tube (1);
the partition plate (623) is fixed inside the upper clamp cover (3) and is arranged in parallel front and back, and the interiors of the clamped cavities are linearly arranged and are rotatably provided with the turning wheel plates (624);
the driving wire (625) is of a closed tensioning loop structure, a group of independent rope cavities are penetrated through the outside of the circular tube (1), and the rope cavities are sequentially and independently wound to the right to be connected with the wire feeding wheel (621) and the rotary shifting wheel plate (624) for a plurality of circles, pulled back by the rotary shifting wheel plate (624) at the rightmost side, sequentially and independently wound to the left to be connected with the wire discharging wheel (622), and then penetrated through a group of independent rope cavities to be led out;
the sampling device (5) comprises:
the elastic spacer plate (55) is fixed inside the circular tube (1) to divide the inner cavity of the circular tube (1) into two groups of independent semi-cylindrical cavities, a local cylindrical cavity is reserved between the right end of the elastic spacer plate and the rotating component (62), the cylindrical cavity is internally provided with a torsion component (8) which is arranged in parallel left and right, and the right torsion component (8) is provided with a plugging plate (9);
the first limiting strip (551) is of a square structure and is axially fixed at the center of the elastic partition plate (55);
the sampling shell pipe (54) is of a semi-cylindrical structure, a square groove which is in sliding connection with the limiting strip I (551) is formed in the center of the left semi-circular plate, and a magnetic sheet II (541) is embedded in the side plate surface of the left semi-circular plate;
the left end and the right end of an arc plate at the outer side of the sampling shell pipe (54) are respectively provided with a first magnetic block (542) and a second magnetic block (543) which correspond to each other and can attract each other;
the right end of the leading-in elastic rod (51) is provided with a first magnetic sheet (53), the magnetic sheet penetrates through the upper semi-cylindrical cavity channel from the outside of the circular tube (1), and the leading-in elastic rod is connected with a second magnetic sheet (541) in a magnetic adsorption mode through the first magnetic sheet (53);
the right end of the guiding elastic rod (52) is also provided with a first magnetic sheet (53), the magnetic sheet I penetrates through the lower semi-cylindrical cavity from the outside of the circular tube (1), and the guiding elastic rod is in magnetic adsorption connection with a second magnetic sheet (541) through the first magnetic sheet (53);
the torsion assembly (8) on the left side comprises:
the cable connector comprises an L-shaped plate pipe (81), wherein the right side of the L-shaped plate pipe is provided with an arc-shaped plate frame with a semicircular hole inside, the arc-shaped plate wall on the outer side of the arc-shaped plate frame is embedded and fixed in a shell of the circular pipe (1), the inside of the arc-shaped plate frame is provided with a wire cavity communicated with a group of independent rope cavity channels, the left side of the arc-shaped plate frame is provided with a supporting pipe which is coaxial with the circular pipe (1), the right end of the supporting pipe is fixed with the center of the arc-shaped plate frame on the right side, and the inner pipe cavity of the supporting pipe is communicated with the wire cavity;
a rotating shaft (82) which is rotatably arranged inside the supporting tube, and a convex sleeve (84) is fixed at the left end of the rotating shaft;
the torsion spring (85) is sleeved outside the rotating shaft (82), the left end of the torsion spring is connected with the inner wall of the supporting pipe, and the right end of the torsion spring is connected with the outer wall of the rotating shaft (82);
the double clamping wheel set (83) is arranged close to the end, close to the wire cavity, of the supporting tube cavity;
a third wire rope (86) penetrates through a group of independent rope channels from the outside of the circular tube (1), sequentially penetrates into the double clamping wheel group (83) and the wire cavity, and is connected with the right end of the rotating shaft (82) in a winding way for multiple circles;
a fixing frame seat is arranged in the semicircular hole area of a right arc-shaped plate frame in an L-shaped plate pipe in the right torsion assembly (8);
the blocking plate (9) comprises:
the right end of the auxiliary supporting spring (91) is connected to the fixed frame seat, and the left end of the auxiliary supporting spring is connected to the pull-up magnetic plate (93);
the second limiting strip (92) is arranged on the upper side wall of the support tube in the right torsion assembly (8);
the bottom center of the blocking plate (94) is covered on the second limiting strip (92) in a sliding connection mode, a plurality of groups of blocking plates are arranged in parallel, a third magnetic block (96) and a third magnetic sheet (95) are respectively installed at the outer arc end and the side plate surface of each blocking plate (94), the third magnetic blocks (96) in the adjacent blocking plates (94) are arranged in a magnet structure with opposite attraction, and the third magnetic sheets (95) are arranged in a magnet structure with opposite attraction;
the fixed-release rope (97) penetrates through a group of independent rope cavities from the outside of the circular tube (1) and penetrates into a wire cavity in the torsion assembly on the right side and the inside of the auxiliary supporting spring (91) to be connected with the pull-absorption magnetic plate (93);
and a third magnetic block (96) in the first plugging plate group (94) at the leftmost side and a second magnetic block (543) at the right end of the sampling shell tube (54) at the left side are arranged in a magnet structure with opposite attraction.
2. The continuous multi-sampling bronchoscopic biopsy forceps of claim 1, wherein: the convex structure of the convex sleeve (84) is consistent with that of the limit strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111624995.5A CN114343742B (en) | 2021-12-28 | 2021-12-28 | Continuous multitime sampling bronchoscope biopsy forceps |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111624995.5A CN114343742B (en) | 2021-12-28 | 2021-12-28 | Continuous multitime sampling bronchoscope biopsy forceps |
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| Publication Number | Publication Date |
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| CN114343742A CN114343742A (en) | 2022-04-15 |
| CN114343742B true CN114343742B (en) | 2022-11-11 |
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| CN101420914A (en) * | 2006-04-11 | 2009-04-29 | 爱尔伯电子医疗设备公司 | Multi-function device for endoscopic surgery |
| EP2931134A1 (en) * | 2012-12-11 | 2015-10-21 | Biobot Surgical Pte. Ltd. | An apparatus and method for biopsy and therapy |
| CN112971869A (en) * | 2020-07-08 | 2021-06-18 | 郑州大学第一附属医院 | Peripheral telescopic forceps flap type multifunctional cavity biopsy forceps device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US9375202B2 (en) * | 2012-05-04 | 2016-06-28 | Given Imaging Ltd. | Device and method for in vivo cytology acquisition |
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