CN114027890A - Biopsy device for medical treatment high-efficient bronchoscope of convenient sample - Google Patents
Biopsy device for medical treatment high-efficient bronchoscope of convenient sample Download PDFInfo
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- CN114027890A CN114027890A CN202111318833.9A CN202111318833A CN114027890A CN 114027890 A CN114027890 A CN 114027890A CN 202111318833 A CN202111318833 A CN 202111318833A CN 114027890 A CN114027890 A CN 114027890A
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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
- A61B10/04—Endoscopic instruments
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/10—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges for stereotaxic surgery, e.g. frame-based stereotaxis
- A61B90/14—Fixators for body parts, e.g. skull clamps; Constructional details of fixators, e.g. pins
- A61B90/16—Bite blocks
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Abstract
The invention provides a biopsy device for a medical high-efficiency bronchoscope, which is convenient for sampling and belongs to the technical field of medical devices. Comprises a fixing frame component, a clamping assembly, a locking component and a sampling assembly; the fixing frame component is an installation foundation and is opposite to the mouth of a patient, the fixing frame component is connected and fixed on the face of the patient through a fixing assembly connected to the fixing frame component, and meanwhile, a lower connecting rod and an upper connecting rod in the fixing assembly can be linked to adjust the opening and closing angle, so that the fixing frame component can conveniently adjust the fixing matching degree of the fixing frame for different patients; the driving shaft in the clamping assembly is also connected with a locking component, and the elastic buckles with elastic structures can be clamped in any group of locking clamping grooves which are uniformly distributed, so that the lower connecting rod and the upper connecting rod can be locked at any angle adjusting position, and the sampling process is more stable; through setting up sampling tube and the bite-block that can rise automatically on solid frame subassembly top, can be so that patient's oral area is in stable open state, reaches the purpose of quick high-efficient sample.
Description
Technical Field
The invention relates to the technical field of medical devices, in particular to a biopsy device for a medical high-efficiency bronchoscope, which is convenient for sampling.
Background
Bronchoscopy is one of the important means for clinical diagnosis and treatment of respiratory system, and has wide clinical application, and most of the devices use a hose to insert a sampling head into a sampling position from a patient mouth for tissue sampling.
A bronchoscope biopsy device as disclosed in the prior art (CN 214104476U) comprises at least three clamping mechanisms, a guide tube and a cable assembly, wherein the clamping mechanisms are arranged at the port part of the guide tube; the clamping mechanism comprises a clamp tooth, a bearing and a control piece, and the clamp tooth is hinged with the control piece through the bearing; the cable subassembly divides the cable including total cable and a plurality of locating in the stand pipe, divides the one end and the control fixed connection of cable, the other end and total cable fixed connection, the device realizes the sample through at least three fixture, can improve pathological tissue biopsy process's stability to a certain extent, has increased the occlusal force, reduces the slippage phenomenon, has improved the biopsy success rate.
However, in practical applications, the conventional method of directly inserting the guide tube into the mouth of the patient only by using a single guide tube often causes discomfort to the patient due to the strong irritation to the throat and airway during the insertion examination, and causes a conditioned involuntary occlusion to the patient, which affects the final examination quality during the sampling process.
Disclosure of Invention
In order to solve the technical problems in the background art, the invention provides a biopsy device for a medical high-efficiency bronchoscope, which is convenient for sampling, and comprises a fixing frame component, a clamping assembly and a sampling assembly, wherein the clamping assembly comprises a lower connecting rod, an upper connecting rod and an auxiliary connecting rod, and the sampling assembly comprises a sampling connecting seat, an occlusion block, a sampling tube, a sampling head, an auxiliary rubbing wheel, a driving rubbing wheel and a rubbing wheel motor;
the fixing frame assembly is integrally of a symmetrical circular arc structure, a lower connecting rod in the clamping assembly is screwed at the lower end of the fixing frame assembly, an upper connecting rod is screwed at the upper end of the fixing frame assembly, two sides of the middle of the fixing frame assembly are connected with auxiliary connecting rods, and the middle positions of the lower connecting rod and the upper connecting rod are connected to the corresponding auxiliary connecting rods in a sliding manner;
a sampling connecting seat in the sampling assembly is fixed in the middle of the top of the fixed frame assembly, the lower end of the sampling connecting seat is connected with an occlusion block, the occlusion block is communicated with the inside of the sampling connecting seat in a hollow manner, a sampling tube is inserted into the sampling connecting seat and the occlusion block, the lower end of the sampling tube is connected with a sampling head, two ends of the sampling tube are respectively connected with an auxiliary rubbing wheel and a driving rubbing wheel in a rolling manner, and a rubbing wheel motor is connected with the driving rubbing wheel shaft;
and the same side surfaces of the lower connecting rod and the upper connecting rod are provided with a combined mechanism for adjusting the opening and closing angle.
The side arms in the fixing frame assembly are symmetrically arranged on the left side and the right side, the lower ends of two groups of side arms are connected with a lower connecting frame with an arc structure, the upper ends of two groups of side arms are connected with an upper connecting frame with an arc structure, each group of auxiliary connecting rods are respectively connected and fixed at the positions of the arc tops of the corresponding lower connecting frame and the upper connecting frame, the sampling connecting seat is connected and fixed between the tops of the lower connecting frame and the upper connecting frame, and the two ends of each group of side arms are provided with connecting rod shaft positions;
two groups of lower link shafts in the clamping assembly are respectively fixed at two ends of a lower connecting rod, two ends of an upper connecting rod are respectively fixed with an upper link shaft, and the two groups of lower link shafts and the upper link shafts are respectively and rotatably connected in corresponding connecting rod shaft positions;
each group of auxiliary connecting rods is transversely provided with an adjusting sliding hole, an adjusting sliding block is fixed at the position, corresponding to the adjusting sliding hole, of each lower connecting rod and each upper connecting rod, a gland is clamped on each adjusting sliding block, a threaded hole is formed in the main surface of each adjusting sliding block, the top of each gland is provided with a hand screw, and the hand screw penetrates through the gland and is connected to the adjusting sliding blocks in a threaded manner;
the combination mechanism for adjusting the opening and closing angle, which is arranged on the same side surface of the lower connecting rod and the upper connecting rod, comprises a connecting shaft, a connecting bevel gear, a conversion shaft seat, a connecting bottom plate, a conversion connecting gear, a synchronous bevel gear, a synchronous shaft, a synchronous gear, a conversion gear shaft, a driving gear, a driving shaft seat and an adjusting handle, wherein the outer end surfaces of a group of lower connecting rod shafts and an upper connecting rod shaft which are positioned on the same side are coaxially fixed with the connecting shaft, the shaft end of each group of connecting shaft is fixedly inserted with the connecting bevel gear, one side of each group of connecting bevel gear is engaged with the conversion bevel gear, the conversion bevel gear is fixedly inserted at one end of the conversion shaft, the conversion shaft is rotatably connected in the conversion shaft seat, the conversion shaft seat is fixed on the main surface of the connecting bottom plate, and the connecting bottom plate is fixed on the outer side surface of a group of side arm corresponding to the current lower connecting rod shaft and upper connecting rod shaft, the other end of the conversion shaft is fixedly connected with a conversion connecting gear in an inserting mode, one side of the conversion connecting gear is meshed with a synchronous bevel gear, the synchronous bevel gear is fixedly connected in the synchronous shaft in an inserting mode, the synchronous shaft is rotatably connected to the main surface of the connecting bottom plate, the shaft end of the synchronous shaft is also fixedly connected with a synchronous gear in an inserting mode, one side of one group of the synchronous gears is meshed with a conversion gear, the conversion gear is fixedly connected in a conversion gear shaft in an inserting mode, the conversion gear shaft is rotatably connected in the connecting bottom plate, a driving gear is jointly meshed between the other group of the synchronous gears and the conversion gear, the driving gear is fixedly connected in a driving shaft seat in a rotating mode, the driving shaft seat is fixed to the main surface of the connecting bottom plate, and an adjusting handle is fixed to the top end of the driving gear;
the driving shaft is also connected with a locking assembly used for locking the lower connecting rod and the upper connecting rod at any adjusting position, a plurality of groups of locking clamping grooves in the locking assembly are arranged on the main surface of the connecting bottom plate by taking the driving shaft seat as the center, a locking disc is fixed on the shaft wall of the driving shaft, a spring buckle seat is fixed at the lower end of the locking disc, a spring buckle is inserted and installed in the spring buckle seat, a spring cover is fixed at the position, corresponding to the spring buckle seat, of the top end of the locking disc, and the top end of the spring buckle is slidably connected in the spring cover;
the lower end of the elastic buckle seat is fixedly provided with an elastic buckle limiting position corresponding to an elastic buckle, an elastic buckle connecting plate corresponding to the elastic buckle seat is fixed on the shaft wall of the elastic buckle, the elastic buckle connecting plate can slide in the elastic buckle seat, a pressure spring is sleeved on the elastic buckle, one end of the pressure spring is clamped on the elastic buckle connecting plate, and the other end of the pressure spring is clamped on the elastic cover;
the sampling handle in the sampling assembly is connected to the top of the sampling tube, the two sides of the top of the sampling coupling seat are symmetrically fixed with a rubbing wheel seat, a rubbing wheel shaft is rotationally connected in each group of rubbing wheel seats, the auxiliary rubbing wheel and the driving rubbing wheel are respectively inserted and fixed in the corresponding rubbing wheel shaft, the rubbing wheel motor is connected with a group of rubbing wheel shaft inserted and driven rubbing wheels, and the rubbing wheel motor is fixed on the side surface of the rubbing wheel seat.
Furthermore, the outer surface of the sampling tube is provided with a knurled structure, so that the friction force between the sampling tube and the auxiliary rubbing wheel and the friction force between the sampling tube and the driving rubbing wheel can be increased.
Further, the lower connecting frame and the upper connecting frame are made of elastic materials, in particular medical resin materials.
Furthermore, rope fixing seats are symmetrically fixed on two sides of the lower connecting rod, and connecting rod rope fixing seats are connected with two groups of rope fixing seats together.
Furthermore, the center of the elastic buckle is arranged on a circular path in which a plurality of groups of locking clamping grooves are uniformly distributed around the driving shaft seat, so that the elastic buckle can be clamped in any group of locking clamping grooves.
Compared with the conventional bronchoscope biopsy device, the biopsy device for the medical high-efficiency bronchoscope, which is convenient for sampling, provided by the invention has the following advantages:
(1) the lower connecting rod and the upper connecting rod in the fixing frame assembly, the upper connecting rod and the lower connecting rod in the fixing assembly are all made of medical resin materials with certain elasticity, before the biopsy procedure, the biopsy device is clamped on the upper side of the mouth of a patient through the upper connecting rod in the fixing assembly, the biopsy device is clamped on the lower side of the mouth of the patient through the lower connecting rod and is elastically connected to the lower jaw of the patient through a connecting rod fixing rope, the biopsy device is integrally and stably clamped on the face of the patient through the mutual matching of three groups of clamping devices, meanwhile, a driving gear is driven to rotate through a manual operation adjusting handle in the fixing assembly, the driving gear can form transmission with one group of synchronous gears through a conversion gear, the driving gear is synchronous, the driving gear and the other group of synchronous gears form matching transmission, and the two groups of synchronous gears respectively and coaxially drive the corresponding synchronous bevel gears to rotate, two sets of synchronous bevel gears drive the rotation of the conversion connecting gear that corresponds respectively, and then can make two sets of conversion connecting gear coaxial drive conversion bevel gear respectively rotate, thereby can make two sets of conversion bevel gears and the connection bevel gear that corresponds form the cooperation transmission, thereby make one of them group connection bevel gear can drive down the connecting rod and rotate, another group connection bevel gear can drive the connecting rod and rotate, thereby can make the realization that lower connecting rod and last connecting rod can be synchronous open and shut the action, can carry out installation angle's regulation according to different patients' circumstances, more can be suitable for different patients.
(2) The occlusion block is arranged in the sampling assembly connected to the top end of the fixing frame component, after the clamping assembly is properly clamped on the face of a patient, the occlusion block can enter the mouth of the patient, so that the patient bites the occlusion block placed in the mouth, the mouth of the patient is finally in a continuous and stable opening state, the patient is stimulated in time in the sampling process, the stress reaction of the patient can not be generated, and the stable guarantee can be provided for the sampling success rate.
(3) When the opening and closing angles of the lower connecting rod and the upper connecting rod are completed through the manual operation of the adjusting handle in the clamping assembly, the elastic buckle connected to the driving shaft can be clamped into the corresponding locking clamping groove under the action of the elastic force of the pressure spring, so that the lower connecting rod and the upper connecting rod can be locked at the corresponding opening and closing angles, and the clamping stability of the clamping assembly is further ensured.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram of the overall structure of a biopsy device for a medical bronchoscope with convenient sampling according to the present invention;
FIG. 2 is a schematic structural view of a frame assembly of the present invention;
FIG. 3 is a schematic view of an installation structure of the locking assembly of the present invention;
FIG. 4 is a first perspective view of a drive gear of the clamping assembly of the present invention;
FIG. 5 is a second perspective view of the drive gear of the clamping assembly of the present invention;
FIG. 6 is a schematic view of the construction of the auxiliary link portion of the clamp assembly of the present invention;
FIG. 7 is a schematic view of the adjusting slide of the clamping assembly of the present invention;
FIG. 8 is a schematic view of the mounting structure of the locking assembly of the present invention;
FIG. 9 is a schematic view of the internal structure of the locking assembly of the present invention;
FIG. 10 is a schematic view of a first perspective of a sampling assembly according to the present invention;
FIG. 11 is a schematic diagram of a second perspective view of a sampling assembly according to the present invention.
Reference numerals: 1. a frame fixing component; 2. clamping and fixing the assembly; 3. a locking assembly; 4. a sampling assembly; 101. a side arm; 102. a lower connecting frame; 103. connecting the frame; 104. the axis position of the connecting rod; 201. a lower connecting rod; 202. a lower tie rod shaft; 203. an upper connecting rod; 204. an upper link shaft; 205. fixing a rope by a connecting rod; 206. a rope fixing seat; 207. a connecting shaft; 208. connecting a bevel gear;
209. converting the bevel gear; 210. a conversion shaft; 211. a shaft seat is converted; 212. connecting the bottom plate; 213. a conversion connection gear;
214. a synchronizing bevel gear; 215. a synchronizing shaft; 216. a synchronizing gear; 217. a switching gear; 218. a gear shaft is converted;
219. a drive gear; 220. a drive shaft; 221. a drive shaft seat; 222. an adjusting handle; 223. an auxiliary link; 224. adjusting the sliding block; 225. adjusting the sliding hole; 226. a gland; 227. screwing by hand; 301. locking the clamping groove; 302. a locking disk; 303. a spring buckle seat; 304. snapping; 305. a spring cover; 306. limiting by a snap fastener; 307. a snap yoke plate; 308. a pressure spring; 401. a sampling joint seat; 402. an occluding block; 403. a sampling tube; 404. a sampling head; 405. a sampling handle; 406. a wheel twisting seat; 407. a wheel twisting shaft; 408. an auxiliary rubbing wheel; 409. driving a rubbing wheel; 410. a rubbing wheel motor.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. 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.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The biopsy device for a medical high-efficiency bronchoscope, which is provided by the invention and facilitates sampling, is described by way of example with reference to the accompanying drawings.
The first embodiment is as follows:
an example of the invention for realizing the fixing preparation before biopsy sampling of the device is shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9, fig. 10 and fig. 11, the lower link 102, the upper link 103 and the auxiliary link 223 in the fixing component 1 and the fixing assembly 2 are all made of medical resin materials with certain elasticity, the fixing component 1 is integrally of a symmetrical circular arc structure, the lower link 201 in the fixing assembly 2 is screwed to the lower end of the fixing component 1, the upper link 203 is screwed to the upper end of the fixing component 1, the auxiliary links 223 are connected to both sides of the middle of the fixing component 1, and the middle positions of the lower link 201 and the upper link 203 are slidably connected to the corresponding auxiliary links 223;
two groups of lower link shafts 202 in the clamping assembly 2 are respectively fixed at two ends of a lower connecting rod 201, two ends of an upper connecting rod 203 are both fixed with upper link shafts 204, two groups of lower link shafts 202 and upper link shafts 204 are respectively rotatably connected in corresponding connecting rod shaft positions 104, outer end faces of one group of lower link shafts 202 and upper link shafts 204 positioned at the same side are both coaxially fixed with connecting shafts 207, shaft ends of each group of connecting shafts 207 are all inserted and fixed with connecting bevel gears 208, one side of each group of connecting bevel gears 208 is engaged with a conversion bevel gear 209, the conversion bevel gear 209 is inserted and fixed at one end of a conversion shaft 210, the other end of the conversion shaft 210 is inserted and fixed with a conversion connecting gear 213, one side of the conversion connecting gear 213 is engaged with a synchronous bevel gear 214, the synchronous bevel gear 214 is inserted and fixed in a synchronous shaft 215, the shaft end of the synchronous shaft 215 is also inserted and fixed with a synchronous gear 216, one side of one group of the synchronous gears 216 is engaged with a conversion gear 217, a driving gear 219 is meshed between the other group of synchronous gears 216 and the conversion gear 217 together, the driving gear 219 is fixedly inserted into a driving shaft 220, the driving shaft 220 is rotatably connected into a driving shaft seat 221, the driving shaft seat 221 is fixed on the main surface of the connecting bottom plate 212, and an adjusting handle 222 is fixed at the top end of the driving gear 219;
each group of auxiliary connecting rods 223 in the clamping assembly 2 is transversely provided with an adjusting slide hole 225, the positions of the lower connecting rod 201 and the upper connecting rod 203 corresponding to the adjusting slide holes 225 are fixed with adjusting slide blocks 224, each group of adjusting slide blocks 224 is clamped with a gland 226, the main surface of each adjusting slide block 224 is provided with a threaded hole, the top of each gland 226 is provided with a hand screw 227, and the hand screw 227 penetrates through the gland 226 and is connected with the adjusting slide block 224 through threads;
the biopsy device is clamped on the upper side of the mouth of a patient through an upper connecting rod 203 in a clamping assembly 2, is clamped on the lower side of the mouth of the patient through a lower connecting rod 201, is elastically connected to the lower jaw of the patient through a connecting rod fixing rope 205, and is stably clamped on the face of the patient through the mutual matching of three groups of clamping devices;
when the opening and closing angle of the upper connecting rod 203 and the lower connecting rod 201 needs to be adjusted for different patients, the adjusting handle 222 in the fixing assembly 2 is manually operated to drive the driving gear 219 to rotate, so that the driving gear 219 can form transmission with one group of synchronous gears 216 through the conversion gear 217, and is synchronous, the driving gear 219 can form matching transmission with the other group of synchronous gears 216, the two groups of synchronous gears 216 respectively and coaxially drive the corresponding synchronous bevel gears 214 to rotate, the two groups of synchronous bevel gears 214 respectively drive the corresponding conversion connecting gears 213 to rotate, and further the two groups of conversion connecting gears 213 respectively and coaxially drive the conversion bevel gears 209 to rotate, so that the two groups of conversion bevel gears 209 and the corresponding connection bevel gears 208 form matching transmission, one group of connection bevel gears 208 can drive the lower connecting rod 201 to rotate, and the other group of connection bevel gears 208 can drive the upper connecting rod 203 to rotate, therefore, the lower connecting rod 201 and the upper connecting rod 203 can synchronously realize opening and closing actions, and finally the installation angle can be adjusted according to the conditions of different patients;
specifically, before the upper link 203 and the lower link 201 are adjusted in the opening and closing angle, the pressing cover 226 is separated from the corresponding auxiliary link 223 by loosening the hand screws 227 arranged on the lower link 201 and the upper link 203, so that the adjusting slider 224 can freely slide in the adjusting slide hole 225, and after the upper link 203 and the lower link 201 are adjusted in the opening and closing angle, the pressing cover 226 can be pressed on the corresponding auxiliary link 223 by loosening the hand screws 227 arranged on the lower link 201 and the upper link 203, so that the stability of the adjusting angle is ensured;
preferably, the driving shaft 220 in the fastening assembly 2 is further connected with a locking assembly 3 for locking the lower connecting rod 201 and the upper connecting rod 203 at any adjusting position, a plurality of groups of locking slots 301 in the locking assembly 3 are opened on a main surface of the connecting base plate 212 by taking the driving shaft seat 221 as a center, a locking disc 302 is fixed on a shaft wall of the driving shaft 220, a latch base 303 is fixed at a lower end of the locking disc 302, a latch 304 is inserted and installed in the latch base 303, a top end of the latch 304 is slidably connected in the latch cover 305, a latch limit 306 corresponding to the latch 304 is fixed at a lower end of the latch base 303, a latch link plate 307 corresponding to the latch base 303 is fixed on a shaft wall of the latch 304, the latch link plate 307 can slide in the latch base 303, a pressure spring 308 is sleeved on the latch 304, one end of the pressure spring 308 is fastened on the latch link plate 307, and the other end is fastened on the latch cover 305;
when the opening and closing angles of the lower connecting rod 201 and the upper connecting rod 203 are completed by manually operating the adjusting handle 222, the elastic buckle 304 connected to the driving shaft 220 is clamped into the corresponding locking clamping groove 301 under the action of the elastic force of the pressure spring 308, so that the lower connecting rod 201 and the upper connecting rod 203 can be locked at the corresponding opening and closing angles, and the stability of the angle adjusting process is further ensured;
sample and allie oneself with seat 401 and fix the intermediate position at the top of solid frame subassembly 1 in the sample assembly 4, the lower extreme of sample allies oneself with seat 401 is connected with bites piece 402, is fixing the joint that assembly 2 will be fit for with this biopsy device at patient's facial back through the card, can put into patient's mouth with bites piece 402 for the patient bites piece 402, thereby makes stable being in of patient's oral area open the state, makes things convenient for subsequent biopsy sampling work.
Example two:
an example of the device for realizing biopsy sampling of the invention is shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 10 and fig. 11, wherein an occlusion block 402 in a sampling assembly 4 is hollow and communicated with the interior of a sampling connection seat 401, a sampling tube 403 is inserted into the sampling connection seat 401 and the occlusion block 402, the lower end of the sampling tube 403 is connected with a sampling head 404, two ends of the sampling tube 403 are respectively connected with an auxiliary rubbing wheel 408 and a driving rubbing wheel 409 in a rolling way, and a rubbing wheel motor 410 is connected with the driving rubbing wheel 409 in a shaft way;
after the biopsy device is clamped at the mouth of a patient through the clamping assembly 2, after the occlusion block 402 is occluded by the patient, the sampling handle 405 in the sampling assembly 4 is operated to start the rubbing wheel motor 410 to drive the rubbing wheel 409 to rotate, the rubbing wheel 409 is driven to be in friction fit with the sampling tube 403 to drive the sampling tube 403 to be lowered, so that the sampling head 404 connected to the bottom of the sampling tube 403 reaches the preset sampling part of the bronchus to sample, and after the sampling is completed, the rubbing wheel motor 410 is restarted to drive the rubbing wheel 409 to rotate reversely to drive the sampling tube 403 to lift up, so that the sampling head 404 with the sampling tissue is lifted up to be tested.
Specifically, the outer surface of the sampling tube 403 has a knurled structure, which can increase the friction force with the auxiliary roller 408 and the driving roller 409, so that the sampling tube 403 can move up and down precisely under the driving of the driving roller 409.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (9)
1. The utility model provides a biopsy device for medical treatment high-efficient bronchoscope of convenient sample, includes solid frame subassembly (1), its characterized in that: the device also comprises a clamping assembly (2) and a sampling assembly (4);
the clamping assembly (2) comprises a lower connecting rod (201), an upper connecting rod (203) and an auxiliary connecting rod (223), and the sampling assembly (4) comprises a sampling connecting seat (401), an occlusion block (402), a sampling tube (403), a sampling head (404), an auxiliary rubbing wheel (408), a driving rubbing wheel (409) and a rubbing wheel motor (410);
the fixing frame assembly (1) is integrally of a symmetrical circular arc structure, a lower connecting rod (201) in the clamping assembly (2) is connected to the lower end of the fixing frame assembly (1) in a rotating mode, an upper connecting rod (203) is connected to the upper end of the fixing frame assembly (1) in a rotating mode, auxiliary connecting rods (223) are connected to two sides of the middle of the fixing frame assembly (1), and the middle positions of the lower connecting rod (201) and the upper connecting rod (203) are connected to the corresponding auxiliary connecting rods (223) in a sliding mode;
the sampling connection seat (401) in the sampling assembly (4) is fixed in the middle of the top of the fixed frame assembly (1), the lower end of the sampling connection seat (401) is connected with an occlusion block (402), the occlusion block (402) is communicated with the interior of the sampling connection seat (401) in a hollow mode, the sampling tube (403) is inserted into the sampling connection seat (401) and the occlusion block (402), the lower end of the sampling tube (403) is connected with a sampling head (404), two ends of the sampling tube (403) are respectively connected with an auxiliary rubbing wheel (408) and a driving rubbing wheel (409) in a rolling mode, and the rubbing wheel motor (410) is connected with the driving rubbing wheel (409) in a shaft mode;
and the same side surfaces of the lower connecting rod (201) and the upper connecting rod (203) are provided with a combined mechanism for adjusting the opening and closing angle.
2. The biopsy device for a medical high-efficiency bronchoscope for convenient sampling according to claim 1, wherein: the outer surface of the sampling tube (403) is provided with a knurled structure, so that the friction force between the sampling tube and the auxiliary rolling wheel (408) and the friction force between the sampling tube and the driving rolling wheel (409) can be increased.
3. The biopsy device for a medical high-efficiency bronchoscope for convenient sampling according to claim 1, wherein: the side arms (101) in the fixed frame assembly (1) are symmetrically arranged on the left side and the right side, the lower ends of the two groups of side arms (101) are connected with a lower connecting frame (102) with an arc structure, the upper ends of the two groups of side arms (101) are connected with an upper connecting frame (103) with an arc structure, each group of auxiliary connecting rods (223) are respectively connected and fixed at the arc tops of the corresponding lower connecting frame (102) and the corresponding upper connecting frame (103), the sampling connecting seat (401) is connected and fixed between the tops of the lower connecting frame (102) and the upper connecting frame (103), and connecting rod shaft positions (104) are arranged at the two ends of each group of side arms (101).
4. The biopsy device for medical high-efficiency bronchoscopy for convenient sampling according to claim 3, wherein: the lower connecting frame (102) and the upper connecting frame (103) are made of elastic materials, in particular medical resin materials.
5. The biopsy device for a medical high-efficiency bronchoscope for convenient sampling according to claim 1, wherein: two groups of lower link shafts (202) in the clamping assembly (2) are respectively fixed at two ends of a lower connecting rod (201), two ends of an upper connecting rod (203) are respectively fixed with an upper link shaft (204), two groups of lower link shafts (202) and upper link shafts (204) are respectively and rotatably connected in corresponding connecting rod shaft positions (104), each group of auxiliary connecting rods (223) is transversely provided with an adjusting sliding hole (225), the lower connecting rod (201) and the upper connecting rod (203) are respectively and fixedly provided with an adjusting slider (224) at positions corresponding to the adjusting sliding holes (225), each group of adjusting sliders (224) are respectively clamped with a gland (226), a main surface of each adjusting slider (224) is provided with a threaded hole, the top of each gland (226) is provided with a hand screw (227), the hand screw (227) penetrates through the gland (226) and then is connected with the adjusting slider (224), two sides of the lower connecting rod (201) are symmetrically fixed with rope fixing seats (206), the two groups of rope fixing seats (206) are commonly connected with a connecting rod rope fixing (205).
6. The biopsy device for a medical high-efficiency bronchoscope for convenient sampling according to claim 1, wherein: the combined mechanism for adjusting the opening and closing angle, which is arranged on the same side surface of the lower connecting rod (201) and the upper connecting rod (203), comprises a connecting shaft (207), a connecting bevel gear (208), a conversion bevel gear (209), a conversion shaft (210), a conversion shaft seat (211), a connecting bottom plate (212), a conversion connecting gear (213), a synchronous bevel gear (214), a synchronous shaft (215), a synchronous gear (216), a conversion gear (217), a conversion gear shaft (218), a driving gear (219), a driving shaft (220), a driving shaft seat (221) and an adjusting handle (222), the outer end surfaces of a group of lower connecting shaft (202) and upper connecting shaft (204) which are positioned on the same side are coaxially fixed with the connecting shaft (207), the shaft end of each group of connecting shafts (207) is fixedly connected with the connecting bevel gear (208) in an inserting way, one side of each group of connecting bevel gears (208) is meshed with the conversion bevel gear (209), the conversion bevel gear (209) is fixedly inserted at one end of a conversion shaft (210), the conversion shaft (210) is rotatably connected in a conversion shaft seat (211), the conversion shaft seat (211) is fixed on the main surface of a connecting bottom plate (212), the connecting bottom plate (212) is fixed on the outer side surfaces of a group of side arms (101) corresponding to the current lower connecting rod shaft (202) and the upper connecting rod shaft (204), the other end of the conversion shaft (210) is fixedly inserted with a conversion connecting gear (213), one side of the conversion connecting gear (213) is engaged with a synchronous bevel gear (214), the synchronous bevel gear (214) is fixedly inserted in a synchronous shaft (215), the synchronous shaft (215) is rotatably connected on the main surface of the connecting bottom plate (212), the shaft end of the synchronous shaft (215) is also fixedly inserted with a synchronous gear (216), wherein one side of the group of the synchronous gears (216) is engaged with a conversion gear (217), the conversion gear (217) is fixedly inserted into a conversion gear shaft (218), the conversion gear shaft (218) is rotatably connected into a connecting bottom plate (212), a driving gear (219) is meshed between the other group of synchronous gears (216) and the conversion gear (217) together, the driving gear (219) is fixedly inserted into a driving shaft (220), the driving shaft (220) is rotatably connected into a driving shaft seat (221), the driving shaft seat (221) is fixedly arranged on the main surface of the connecting bottom plate (212), and an adjusting handle (222) is fixedly arranged at the top end of the driving gear (219).
7. The biopsy device for a medical high-efficiency bronchoscope for convenient sampling according to claim 6, wherein: the driving shaft (220) is also connected with a locking assembly (3) for locking the lower connecting rod (201) and the upper connecting rod (203) at any adjusting position, a plurality of groups of locking clamping grooves (301) in the locking assembly (3) are arranged on the main surface of the connecting bottom plate (212) by taking the driving shaft seat (221) as the center, a locking disc (302) is fixed on the shaft wall of the driving shaft (220), an elastic buckle seat (303) is fixed at the lower end of the locking disc (302), an elastic buckle (304) is inserted and installed in the elastic buckle seat (303), an elastic cover (305) is fixed at the position corresponding to the elastic buckle seat (303) at the top end of the locking disc (302), the top end of the elastic buckle (304) is slidably connected in the elastic cover (305), an elastic buckle limit (306) corresponding to the elastic buckle (304) is fixed at the lower end of the elastic buckle seat (303), and an elastic buckle connecting plate (307) corresponding to the elastic buckle seat (303) is fixed on the shaft wall of the elastic buckle (304), the elastic buckle connecting plate (307) can slide in the elastic buckle seat (303), the elastic buckle (304) is sleeved with the pressure spring (308), one end of the pressure spring (308) is clamped on the elastic buckle connecting plate (307), and the other end of the pressure spring is clamped on the elastic cover (305).
8. The biopsy device for a medical high-efficiency bronchoscope for convenient sampling according to claim 7, wherein: the center of the elastic buckle (304) is arranged on a circular path in which the plurality of groups of locking clamping grooves (301) are uniformly distributed around the driving shaft seat (221).
9. The biopsy device for a medical high-efficiency bronchoscope for convenient sampling according to claim 1, wherein: a sampling handle (405) in the sampling assembly (4) is connected to the top of a sampling tube (403), two sides of the top of the sampling coupling seat (401) are symmetrically fixed with a rubbing wheel seat (406), a rubbing wheel shaft (407) is rotatably connected in each group of the rubbing wheel seats (406), the auxiliary rubbing wheel (408) and the driving rubbing wheel (409) are respectively inserted and fixed in the corresponding rubbing wheel shaft (407), a rubbing wheel motor (410) is connected with a group of rubbing wheel shafts (407) inserted and connected with the driving rubbing wheel (409), and the rubbing wheel motor (410) is fixed on the side surface of the rubbing wheel seat (406).
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| CN202111318833.9A CN114027890B (en) | 2021-11-09 | 2021-11-09 | Biopsy device convenient for sampling and used for medical efficient bronchoscope |
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| CN114027890B CN114027890B (en) | 2023-05-26 |
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| CN114027890B (en) | 2023-05-26 |
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