CN111631761A - Gynecological tumor sampling device - Google Patents
Gynecological tumor sampling device Download PDFInfo
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- CN111631761A CN111631761A CN202010525003.2A CN202010525003A CN111631761A CN 111631761 A CN111631761 A CN 111631761A CN 202010525003 A CN202010525003 A CN 202010525003A CN 111631761 A CN111631761 A CN 111631761A
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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
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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
- A61B10/0233—Pointed or sharp biopsy instruments
- A61B10/0266—Pointed or sharp biopsy instruments means for severing sample
- A61B10/0275—Pointed or sharp biopsy instruments means for severing sample with sample notch, e.g. on the side of inner stylet
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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
- A61B10/0233—Pointed or sharp biopsy instruments
- A61B10/0283—Pointed or sharp biopsy instruments with vacuum aspiration, e.g. caused by retractable plunger or by connected syringe
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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
- A61B10/0291—Instruments for taking cell samples or for biopsy for uterus
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- 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
- A61B90/08—Accessories or related features not otherwise provided for
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- 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
- A61B90/08—Accessories or related features not otherwise provided for
- A61B2090/0801—Prevention of accidental cutting or pricking
- A61B2090/08021—Prevention of accidental cutting or pricking of the patient or his organs
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- Animal Behavior & Ethology (AREA)
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- Gynecology & Obstetrics (AREA)
- Reproductive Health (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention belongs to the technical field of medical appliances, and particularly relates to a gynecological tumor sampling device which comprises a cylindrical shell, wherein a supporting tube is fixedly connected to the front side of the cylindrical shell; the end part of the supporting tube is fixedly communicated with a sampling head; the inner wall of the supporting tube is connected with a sealing piston in a sliding way; the back of the sealing gambling piston is rotationally connected with a first screw rod; through setting up the annular removal dish, the bracing piece, the collar, the installation cavity, the knife rest, the cylinder, the blade, remove the slider, remove the spout, the second screw rod, a supporting plate, the follower gear, drive gear, can adjust the blade position in a flexible way, avoid causing the shelves to the sample head when the sample, and after the sample is successful, can remove the blade, make the blade be close to the sample head, push down the opening part of sample head, carry out partial shutoff, and compress tightly, avoid the tumour piece from sample head department roll-off, guarantee smooth sample.
Description
Technical Field
The invention belongs to the technical field of medical appliances, and particularly relates to a gynecological tumor sampling device.
Background
Common gynecological tumors include vulvar tumor, vaginal tumor, uterine tumor, ovarian tumor and fallopian tube tumor. The tumors of uterus and ovary are common, and the tumors of vulva and fallopian tube are rare. When the gynecological tumor is determined to be benign or malignant, the gynecological tumor body needs to be sampled and tested by the tumor sampling device, so that the nature of the tumor is judged.
Some technical solutions have appeared in the prior art, for example, a chinese patent with application number 201910063044.1 discloses a gynecological tumor sampling device, which includes a sampling tube and a sampling nozzle; the bottom of the sampling cylinder is fixedly connected with a sampling nozzle, the diameter of the sampling nozzle is smaller than that of the sampling cylinder, an air cavity is formed in the sampling cylinder, a sampling cavity is formed in the sampling nozzle, and the air cavity is communicated with the sampling cavity; the inside movable sleeve of air cavity is equipped with the gliding piston of air cavity wall adaptation, and the piston top is connected with spacing buckle, and spacing buckle in-connection has the screw rod, and the screw rod extends away and fixedly connected with hand push tray from the top of a sampling section of thick bamboo, and sampling mouth department is provided with the tool bit subassembly that is used for cutting the tumour, and the tool bit subassembly is controlled through the control mechanism who sets up on the air cavity wall.
There is gynecology tumour sampling device's tool bit and sample department position fixed among the prior art, when the sample, the tool bit can cause the shelves to the sample department, influences the sample to the tumour body to at the in-process of sample, and can't seal the bet and compress tightly to the sample department after the sample is accomplished, the in-process tumour appearance body at removal sampling device is from sample department roll-off easily, causes the sample failure.
Disclosure of Invention
In order to make up for the defects of the prior art and solve the problems that the position of a cutter head and a sampling position of a gynecological tumor sampling device in the prior art is fixed, the cutter head can separate the sampling position during sampling to influence the sampling of a tumor body, the sampling position cannot be sealed and compacted after the sampling is finished in the sampling process, and the tumor sample body easily slides out of the sampling position in the process of moving the sampling device to cause sampling failure, the invention provides the gynecological tumor sampling device.
The technical scheme adopted by the invention for solving the technical problems is as follows: the gynecological tumor sampling device comprises a cylindrical shell, wherein a supporting tube is fixedly connected to the front side of the cylindrical shell; the end part of the supporting tube is fixedly communicated with a sampling head; one end of the sampling head, which is far away from the supporting tube, is in threaded connection with an extension head; the outer surface of the lengthening head is designed in an arc shape, so that the outer diameter of one end, close to the sampling head, of the lengthening head is larger than that of one end, far away from the sampling head, of the lengthening head, and the outer diameter of one end, far away from the sampling head, of the lengthening head is 1-2 mm; the inner wall of the supporting tube is connected with a sealing piston in a sliding way; the back of the sealing gambling piston is rotationally connected with a first screw rod; the end part of the first threaded rod sequentially penetrates through the support tube and the cylindrical shell and extends to the back of the cylindrical shell; the rear end of the first threaded rod is fixedly connected with a handle; the inner wall of the supporting tube is connected with an annular moving disc in a sliding way; the annular moving disc is connected to the surface of the first threaded rod in a sliding mode; the side surface of the annular movable disc is fixedly connected with two supporting rods which are parallel to each other; the end parts of the supporting rods penetrate out of the front surface of the cylindrical shell, and the end parts of the two supporting rods are fixedly connected with a mounting ring together; the mounting ring is connected on the surface of the supporting tube in a sliding way; an installation cavity is formed in the inner wall of the installation ring; the inner wall of the mounting cavity is connected with a tool rest in a sliding manner; both sides of the bottom of the tool rest are fixedly connected with air cylinders; the bottom of the cylinder is fixedly connected to the bottom of the inner wall of the mounting cavity; the front surface of the knife rest is fixedly connected with a blade; the blade forms a sharp bend; the bottom of the annular movable disk is fixedly connected with a movable sliding block; a moving sliding groove is formed in the bottom of the cylindrical shell corresponding to the position of the moving sliding block; the movable sliding block is connected to the inner wall of the movable sliding chute in a sliding manner; the bottom end of the movable sliding block penetrates through the movable sliding chute; the bottom end of the movable sliding block is in threaded connection with a second screw rod; two ends of the second screw rod are rotatably connected with supporting plates; the supporting plate is fixedly connected to the bottom of the cylindrical shell; the rear end of the surface of the second screw rod is fixedly connected with a follow-up gear; the surface of the cylindrical shell is rotatably connected with a driving gear at a position corresponding to the follower gear; the bottom of the driving gear is meshed with the top of the follow-up gear; when the sampling device works, the first screw rod is rotated through the handle, the first screw rod can move under the action of the internal thread of the cylindrical shell, and the first screw rod drives the sealing piston to move, so that the sampling head generates absorption force to absorb a tumor, and the effect of capturing a tumor sample body is achieved; the blade is bent to increase the cutting span of the knife, so that the problem that the cut tumor sample body is too small due to the fact that the blade is parallel to the sampling head in the cutting process is solved; when a tumor is sampled, the position of the sampling head and the blade is fixed, on one hand, the blade is too close to the sampling head to easily shield the sampling head and influence sampling, on the other hand, the position of the blade is fixed, more tumor sample bodies cannot be taken out through adjusting the position, the blade arranged on the mounting ring can move by connecting the mounting ring on the surface of the supporting tube in a sliding manner, the driving gear is stirred to drive the follow-up gear, the follow-up gear synchronously drives the second screw rod to rotate, the external thread of the second screw rod drives the movable slider to move, the movable slider synchronously drives the annular movable disk to move, the annular movable disk synchronously drives the supporting rods to move, the two supporting rods synchronously drive the mounting ring to move, so that the mounting ring synchronously drives the blade to move, the effect of adjusting the position of the mounting ring is achieved, when the tumor is sucked by the sampling head, the blade is moved to a position, the sampling device has the advantages that the sampling device avoids the partition of the sampling head, so that the ideal position of a tumor can be absorbed by a worker, when the tumor needs to be cut, the blade is adjusted to a cutting station, then the air cylinder is started, the knife rest is pulled by the air cylinder, the knife rest is used for synchronizing the belt and the blade to cut the absorbed tumor block, when more tumors need to be cut, the relative distance between the blade and the sampling head can be adjusted, more tumor blocks are cut, the operation of the sampling device by the worker is more flexible, and the sampling device is more practical; after the tumor is cut, when the sampling device is moved, the tumor sample body easily slides out from the sampling head end, sampling failure is easily caused, resampling is needed, the work of workers is repeated, the working efficiency is reduced, the state after the cutting of the blade can be kept unchanged, the mounting ring is moved to the position of the cylindrical shell, the blade is driven to plug the sampling head for taking the tumor sample body, the problem that the tumor sample body slides out from the end part of the sampling head when the sampling device is moved is avoided, normal sampling is effectively guaranteed, meanwhile, the external extension head can be connected to the external thread of the sampling head, the external diameter of one end of the extension head is 1-2mm, the sampling head can enter a cervical canal or a uterine cavity for sampling, the damage is small, and bleeding is less.
Preferably, the position on the rear side of the inner wall of the mounting cavity and above the tool rest is fixedly connected with two connecting rods which are parallel to each other and symmetrically arranged; the surfaces of the two connecting rods are sleeved with U-shaped rubber sleeves together; the U-shaped rubber sleeve is connected to the surface of the blade in a sliding manner; the during operation, the blade can expose in working space at idle in-process, at the in-process of adjusting the blade and removing, because the blade is too hard, causes the injury for the human body easily, can shelter from through setting up the surface that U-shaped rubber sleeve can the blade, and U-shaped rubber sleeve texture is soft, avoids the direct and human contact of blade, reduces the injury to the human body at the sample in-process.
Preferably, the rubber blocks extend out of the two ends of the front surface of the U-shaped rubber sleeve; an included angle is formed between the rubber block and the U-shaped rubber sleeve; the during operation, because the blade one-tenth degree is buckled, U-shaped rubber sleeve can't shelter from the bending segment of blade, the both ends of blade bending segment can be exposed, cause to shelter from thoroughly, still there is the place of injuring the human body, can also shelter from the bending segment of blade through setting up the block rubber, reduce and shelter from the blind area, reach the effect that fully shelters from the blade, make the blade more safe at the in-process of adjusting the shift position, thereby make the sample process safer.
Preferably, the top of the inner wall of the U-shaped rubber sleeve is fixedly connected with a pulling spring; the bottom end of the pulling spring is fixedly connected to the top of the blade; when in work, because the rubber body is soft, when the blade resets after cutting off the tumor sample body, the top of the blade can be pressed to the edge of the bottom of the U-shaped rubber sleeve to cause folding, so that the U-shaped rubber sleeve can not effectively shield and still hurt the human body, and by arranging the pulling spring, when the blade cuts the tumor sample body, the blade pulls the U-shaped rubber sleeve through the pulling spring, the U-shaped rubber sleeve can be overturned outwards under the support of the connecting rods at the two sides, the area of the opening is increased, when the blade is reset, the U-shaped rubber sleeve inlet can be easily found, when the blade is reset, the pulling of the pulling spring is cancelled, under the support of pulling spring, the U-shaped rubber sleeve can resume original form, keeps sheltering from normally to the blade, avoids causing the unsuccessful problem of sheltering from, and the automatic protection state that resumes is favorable to the protection to the human body.
Preferably, the bottom of the cylindrical shell is fixedly connected with a positioning shell corresponding to the position of the follow-up gear; the left end of the rear side of the inner wall of the positioning shell is fixedly connected with a first fixing rod; a first torsion spring is sleeved on the surface of the first fixed rod; the rear end of the first torsion spring is fixedly connected to the inner wall of the positioning shell; a first positioning claw is connected to the surface of the first fixing rod in a sliding manner; the first positioning claw is fixedly connected to the front end of the first torsion spring; the end part of the first positioning claw extends into the tooth clearance of the follower gear; the top of the first positioning claw is fixedly connected with a first poking plate; the side surface of the positioning shell is in threaded connection with a first pushing bolt at a position corresponding to the first poking plate; the end part of the first pushing bolt penetrates through the positioning shell and is in mutual contact with the side surface of the first poking plate; when the device works, the driving gear is manually stirred to rotate to drive the follow-up gear to rotate, the effect of adjusting the position of the blade is achieved, after the adjustment is completed, misoperation is easily caused to the driving gear in the operation process, so that the position of the blade is influenced, and normal sampling work is influenced, the clockwise rotation direction of the follow-up gear is limited by arranging the first positioning claw, the first torsion spring supports the state of the first positioning claw, the clockwise rotation direction of the follow-up gear is limited, so that when a worker does not want to clockwise rotate the follow-up gear, the clockwise rotation of the follow-up gear is automatically limited, the misoperation is avoided, when the clockwise rotation needs to be started, the first pushing bolt moves to the inner side under the action of the internal thread of the positioning shell by rotating the first pushing bolt, the end of the first pushing bolt pushes the first shifting plate, and the first shifting plate drives the first positioning claw to rotate clockwise, so that the positioning of the follow-up gear is cancelled, the clockwise rotation capacity of the follow-up gear can be flexibly controlled, misoperation is avoided, and the sampling process is safer and more stable.
Preferably, the right end of the rear side of the inner wall of the positioning shell is fixedly connected with a second fixing rod; a second torsion spring is sleeved on the surface of the second fixed rod; the rear end of the second torsion spring is fixedly connected to the inner wall of the positioning shell; a second positioning claw is connected to the surface of the second fixing rod in a sliding manner; the end of the second positioning claw points to the direction opposite to that of the first positioning claw; the second positioning claw is fixedly connected to the front end of the second torsion spring; the end part of the second positioning claw extends into the tooth clearance of the follower gear; the bottom of the second positioning claw is fixedly connected with a second poking plate; the side surface of the positioning shell corresponding to the position of the second toggle plate is in threaded connection with a second pushing bolt; the end part of the second pushing bolt penetrates into the positioning shell and is in mutual contact with the side surface of the second poking plate; when the device works, the driving gear is manually stirred to rotate to drive the follow-up gear to rotate, the effect of adjusting the position of the blade is achieved, after adjustment is completed, misoperation is easily caused to the driving gear in the operation process, the position of the blade is influenced, and normal sampling work is influenced, the anticlockwise rotation direction of the follow-up gear is limited by arranging the second positioning claw, the second torsion spring and the second fixing rod, the state of the second positioning claw is elastically supported by the second torsion spring, the anticlockwise rotation direction of the follow-up gear is limited, the anticlockwise rotation of the follow-up gear is automatically limited when a worker does not want to anticlockwise rotate the follow-up gear, misoperation is avoided, when the anticlockwise rotation needs to be started, the second pushing bolt is rotated, and the second pushing bolt moves inwards under the effect of the internal thread of the positioning shell, the tip that the second promoted the bolt promotes the second and dials the board, and the second dials the board and drives second positioning pawl anticlockwise rotation to cancel the location to the follower gear, thereby can control the anticlockwise rotation ability of follower gear in a flexible way, avoid causing the maloperation, make the sampling process safer and stable.
The invention has the following beneficial effects:
1. according to the gynecological tumor sampling device, the annular moving disc, the supporting rod, the mounting ring, the mounting cavity, the tool rest, the air cylinder, the blade, the moving sliding block, the moving sliding chute, the second screw rod, the supporting plate, the follow-up gear and the driving gear are arranged, so that the position of the blade can be flexibly adjusted, the sampling head is prevented from being blocked during sampling, and after sampling is successful, the blade can be moved, so that the blade is close to the sampling head, an opening of the sampling head is pressed, partial blocking and compaction are performed, a tumor block is prevented from sliding out of the sampling head, and smooth sampling is guaranteed.
2. According to the gynecological tumor sampling device, the first fixing rod, the first torsion spring, the first positioning claw, the first shifting plate, the first pushing bolt, the second fixing rod, the second torsion spring, the second positioning claw, the second shifting plate and the second pushing bolt are arranged, so that the rotation of the follow-up gear is positioned, the follow-up gear can be regulated and controlled according to the requirements of a user, the problem that the position of a blade is influenced by misoperation in the operation process is avoided, the position of the blade after regulation is more stable, and the smooth completion of sampling is ensured.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a perspective view of the present invention, partially in section;
FIG. 2 is an enlarged view of a portion A of FIG. 1;
FIG. 3 is a schematic structural view in elevation of the present invention;
FIG. 4 is a structural cross-sectional view of a side view of the present invention;
FIG. 5 is a partial enlarged view of portion B of FIG. 4;
in the figure: the device comprises a cylindrical shell 1, a support pipe 2, a sampling head 3, a sealing piston 4, a first screw rod 5, a handle 6, an annular moving disk 7, a support rod 8, a mounting ring 9, a mounting cavity 10, a tool rest 11, an air cylinder 12, a blade 13, a moving slide block 14, a moving chute 15, a second screw rod 16, a support plate 17, a follow-up gear 18, a driving gear 19, a connecting rod 20, a U-shaped rubber sleeve 21, a rubber block 22, a pulling spring 23, a positioning shell 24, a first fixing rod 25, a first torsion spring 26, a first positioning claw 27, a first shifting plate 28, a first pushing bolt 29, a second fixing rod 30, a second torsion spring 31, a second positioning claw 32, a second shifting plate 33 and a second pushing bolt 34.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 5, the gynecological tumor sampling device of the present invention comprises a cylindrical shell 1, wherein a support tube 2 is fixedly connected to the front surface of the cylindrical shell 1; the end part of the supporting tube 2 is fixedly communicated with a sampling head 3; one end of the sampling head (3) far away from the supporting tube 2 is connected with an extension head 35 through threads; the outer surface of the lengthening head 35 is designed in an arc shape, so that the outer diameter of one end, close to the sampling head 3, of the lengthening head 35 is larger than that of one end, far away from the sampling head 3, of the lengthening head 35, and the outer diameter of one end, far away from the sampling head 3, of the lengthening head 35 is 1-2 mm; the inner wall of the supporting tube 2 is connected with a sealing piston 4 in a sliding way; the back of the sealing gambling piston 4 is rotationally connected with a first screw 5; the end part of the first threaded rod sequentially penetrates through the support tube 2 and the cylindrical shell 1 and extends to the back of the cylindrical shell 1; the rear end of the first threaded rod is fixedly connected with a handle 6; the inner wall of the supporting tube 2 is connected with an annular moving disc 7 in a sliding way; the annular moving disk 7 is slidably connected to the surface of the first threaded rod; the side surface of the annular moving disc 7 is fixedly connected with two supporting rods 8 which are parallel to each other; the end parts of the support rods 8 penetrate out of the front surface of the cylindrical shell 1, and the end parts of the two support rods 8 are fixedly connected with a mounting ring 9; the mounting ring 9 is connected on the surface of the supporting tube 2 in a sliding way; an installation cavity 10 is formed in the inner wall of the installation ring 9; a tool rest 11 is connected on the inner wall of the mounting cavity 10 in a sliding manner; the two sides of the bottom of the tool rest 11 are fixedly connected with air cylinders 12; the bottom of the cylinder 12 is fixedly connected to the bottom of the inner wall of the mounting cavity 10; the front surface of the knife rest 11 is fixedly connected with a blade 13; the blade 13 forms a 120-degree bend; the bottom of the annular moving disk 7 is fixedly connected with a moving slide block 14; a moving chute 15 is arranged at the bottom of the cylindrical shell 1 corresponding to the position of the moving slide block 14; the movable sliding block 14 is connected to the inner wall of the movable sliding chute 15 in a sliding manner; the bottom end of the movable sliding block 14 penetrates through the movable sliding chute 15; the bottom end of the movable sliding block 14 is in threaded connection with a second screw 16; both ends of the second screw 16 are rotatably connected with supporting plates 17; the supporting plate 17 is fixedly connected to the bottom of the cylindrical shell 1; a follow-up gear 18 is fixedly connected to the rear end of the surface of the second screw 16; the surface of the cylindrical shell 1 is rotationally connected with a driving gear 19 corresponding to the position of the follower gear 18; the bottom of the driving gear 19 is meshed with the top of the follow-up gear 18; when the sampling device works, the first screw rod 5 is rotated through the handle 6, the first screw rod 5 can move under the action of the internal thread of the cylindrical shell 1, and the first screw rod 5 drives the sealing piston 4 to move, so that the sampling head 3 generates absorption force to absorb a tumor, and the effect of capturing a tumor sample body is achieved; the blade 13 is bent by 120 degrees, so that the cutting span of the blade is increased, and the problem that the tumor sample body is cut to be too small due to the fact that the blade is parallel to the sampling head 3 in the cutting process is solved; when a tumor is sampled, the position of the sampling head 3 and the position of the blade 13 are fixed, on one hand, the blade 13 is too close to the sampling head 3 to easily shield the sampling head 3 and affect sampling, on the other hand, the position of the blade 13 is fixed and more tumor sample bodies cannot be taken out through adjusting the position, the mounting ring 9 is slidably connected on the surface of the support tube 2, so that the blade 13 mounted on the mounting ring 9 can move, the driving gear 19 is stirred to drive the follower gear 18, the follower gear 18 synchronously drives the second screw 16 to rotate, the external thread of the second screw 16 drives the movable slider 14 to move, the movable slider 14 synchronously drives the annular movable disk 7 to move, the annular movable disk 7 synchronously drives the support rods 8 to move, the two support rods 8 synchronously drive the mounting ring 9 to move, and the movable blade 13 synchronously drives the mounting ring 9 to move, thereby achieving the effect of adjusting the position of the mounting ring 9, when the sampling head 3 absorbs the tumor, the blade 13 is moved to a position far away from the sampling head 3, so that the situation that a separation gear is caused to the sampling head 3 is avoided, and therefore the ideal position of the tumor can be absorbed by a worker, when the tumor needs to be cut, the blade 13 is adjusted to a cutting station, then the cylinder 12 is started, the knife rest 11 is pulled by the cylinder 12, the knife rest 11 synchronously drives the blade 13 to cut the absorbed tumor block, when the tumor block needs to be cut more, the relative distance between the blade 13 and the sampling head 3 can be adjusted, more tumor blocks are cut, the worker can operate the sampling device more flexibly, and the sampling device is more practical; after the tumor is cut, when the sampling device is moved, the tumor sample body easily slides out from the end of the sampling head 3, so that sampling failure is easily caused, resampling is needed, the work of workers is repeated, the working efficiency is reduced, the state of the cutting blade 13 after cutting can be kept unchanged, the mounting ring 9 is moved towards the position of the cylindrical shell 1, the blade 13 is driven to seal and block the sampling head 3 which takes the tumor sample body, and the sampling head is compressed, so that the problem that the tumor sample body slides out from the end part of the sampling head 3 when the sampling device is moved is avoided, normal sampling is effectively guaranteed, meanwhile, the external thread of the sampling head 3 can be externally connected with the extension head 35, the external diameter of one end of the extension head 35 is 1-2mm, the sampling head can enter a cervical canal or a uterine cavity for sampling, the damage is small, and blood is.
As an embodiment of the present invention, two connecting rods 20, which are parallel to each other and symmetrically arranged, are fixedly connected to a position behind the inner wall of the mounting cavity 10 and above the tool holder 11; the surfaces of the two connecting rods 20 are sleeved with U-shaped rubber sleeves 21 together; the U-shaped rubber sleeve 21 is connected on the surface of the blade 13 in a sliding way; during operation, blade 13 can expose in workspace at idle in-process, at the in-process of adjusting the removal of blade 13, because blade 13 is too hard, cause the injury to the human body easily, can shelter from by the surface that sets up U-shaped rubber sleeve 21 blade 13, and U-shaped rubber sleeve 21 texture is soft, avoids blade 13 direct and human contact, reduces the injury to the human body at the sampling in-process.
As an embodiment of the present invention, the rubber blocks 22 extend from both ends of the front surface of the U-shaped rubber sleeve 21; an included angle of 120 degrees is formed between the rubber block 22 and the U-shaped rubber sleeve 21; the during operation, because blade 13 becomes 120 degrees and buckles, U-shaped rubber sleeve 21 can't shelter from the bending segment of blade 13, the both ends of the bending segment of blade 13 can be exposed, cause and shelter from thoroughly, there is still the place of injuring the human body, can also shelter from the bending segment of blade 13 through setting up rubber block 22, the reduction shelters from the blind area, reach the effect of fully sheltering from blade 13, make blade 13 safer at the in-process of adjusting the shift position, thereby make the sampling process safer.
As an embodiment of the present invention, a pulling spring 23 is fixedly connected to the top of the inner wall of the U-shaped rubber sleeve 21; the bottom end of the pulling spring 23 is fixedly connected to the top of the blade 13; when the utility model works, because the rubber body is soft, when the blade 13 is reset after cutting the tumor sample body, the top of the blade 13 may press the edge of the bottom of the U-shaped rubber sleeve 21 to cause folding, so that the U-shaped rubber sleeve 21 can not effectively realize shielding and still hurt the human body, by arranging the pulling spring 23, when the blade 13 is cutting the tumor sample body, the blade 13 pulls the U-shaped rubber sleeve 21 through the pulling spring 23, the U-shaped rubber sleeve 21 can be turned outwards under the support of the connecting rods 20 at the two sides, the area of the opening is increased, when the blade 13 is reset, the inlet of the U-shaped rubber sleeve 21 can be easily found, when the blade 13 is reset, the pulling of the pulling spring 23 is cancelled, under the support of the pulling spring 23, the U-shaped rubber sleeve 21 can restore to the original shape, the normal shielding of the blade 13 is kept, and the problem of unsuccessful shielding is avoided, the protection state is automatically recovered, which is beneficial to the protection of human body.
As an embodiment of the present invention, a positioning shell 24 is fixedly connected to the bottom of the cylindrical shell 1 at a position corresponding to the follower gear 18; a first fixing rod 25 is fixedly connected to the left end of the rear side of the inner wall of the positioning shell 24; a first torsion spring 26 is sleeved on the surface of the first fixing rod 25; the rear end of the first torsion spring 26 is fixedly connected to the inner wall of the positioning shell 24; a first positioning claw 27 is connected to the surface of the first fixing rod 25 in a sliding manner; the first positioning claw 27 is fixedly connected to the front end of the first torsion spring 26; the end of the first positioning claw 27 extends to the inside of the tooth clearance of the follower gear 18; a first toggle plate 28 is fixedly connected to the top of the first positioning claw 27; the side surface of the positioning shell 24 is in threaded connection with a first pushing bolt 29 corresponding to the position of the first toggle plate 28; the end of the first pushing bolt 29 penetrates the positioning shell 24 and contacts with the side of the first toggle plate 28; when the device works, the driving gear 19 is manually stirred to rotate to drive the follow-up gear 18 to rotate, the effect of adjusting the position of the blade 13 is achieved, after adjustment is completed, misoperation is easily caused to the driving gear 19 in the operation process, the position of the blade 13 is influenced, and normal sampling work is influenced, the clockwise rotation direction of the follow-up gear 18 is limited by arranging the first positioning claw 27, the first torsion spring 26 and the first fixing rod 25, the state of the first positioning claw 27 is supported by the first torsion spring 26, the follow-up gear 18 is limited in the clockwise rotation direction, the clockwise rotation of the follow-up gear 18 is automatically limited when a worker does not want to rotate the follow-up gear 18 clockwise, misoperation is avoided, when clockwise rotation needs to be started, the first pushing bolt 29 is rotated, the first pushing bolt 29 moves inwards under the effect of internal threads of the positioning shell 24, the end of the first pushing bolt 29 pushes the first toggle plate 28, and the first toggle plate 28 drives the first positioning claw 27 to rotate clockwise, so that the positioning of the follower gear 18 is cancelled, the clockwise rotation capability of the follower gear 18 can be flexibly controlled, misoperation is avoided, and the sampling process is safer and more stable.
As an embodiment of the present invention, a second fixing rod 30 is fixedly connected to the right end of the rear side of the inner wall of the positioning shell 24; a second torsion spring 31 is sleeved on the surface of the second fixing rod 30; the rear end of the second torsion spring 31 is fixedly connected to the inner wall of the positioning shell 24; a second positioning claw 32 is connected to the surface of the second fixing rod 30 in a sliding manner; the end of the second positioning pawl 32 points opposite to the first positioning pawl 27; the second positioning pawl 32 is fixedly connected to the front end of the second torsion spring 31; the end of the second positioning pawl 32 extends into the tooth clearance of the follower gear 18; the bottom of the second positioning claw 32 is fixedly connected with a second poking plate 33; the side surface of the positioning shell 24 corresponding to the position of the second toggle plate 33 is in threaded connection with a second pushing bolt 34; the end of the second pushing bolt 34 penetrates into the positioning shell 24 and contacts with the side of the second toggle plate 33; when the device works, the driving gear 19 is manually stirred to rotate to drive the follow-up gear 18 to rotate, the effect of adjusting the position of the blade 13 is achieved, after adjustment is completed, misoperation is easily caused to the driving gear 19 in the operation process, the position of the blade 13 is influenced, and normal sampling work is influenced, the anticlockwise rotation direction of the follow-up gear 18 is limited by arranging the second positioning claw 32, the second torsion spring 31 and the second fixing rod 30, the state of the second positioning claw 32 is elastically supported by the second torsion spring 31, the anticlockwise rotation direction of the follow-up gear 18 is limited, the anticlockwise rotation of the follow-up gear 18 is automatically limited when a worker does not want to anticlockwise rotate the follow-up gear 18, misoperation is avoided, when the anticlockwise rotation is needed to be started, the bolt 34 is pushed by rotating the second pushing bolt 34, the second pushing bolt 34 moves under the effect of the internal thread of the positioning shell 24, the end of the second pushing bolt 34 pushes the second toggle plate 33, and the second toggle plate 33 drives the second positioning pawl 32 to rotate counterclockwise, so that the positioning of the follower gear 18 is cancelled, the counterclockwise rotation capability of the follower gear 18 can be flexibly controlled, misoperation is avoided, and the sampling process is safer and more stable.
The specific working process is as follows:
when the sampling device works, the first screw rod 5 is rotated through the handle 6, the first screw rod 5 can move under the action of the internal thread of the cylindrical shell 1, and the first screw rod 5 drives the sealing piston 4 to move, so that the sampling head 3 generates absorption force to absorb a tumor, and the effect of capturing a tumor sample body is achieved; the blade 13 is bent by 120 degrees, so that the cutting span of the blade is increased, and the problem that the tumor sample body is cut to be too small due to the fact that the blade is parallel to the sampling head 3 in the cutting process is solved; when a tumor is sampled, the position of the sampling head 3 and the position of the blade 13 are fixed, on one hand, the blade 13 is too close to the sampling head 3 to easily shield the sampling head 3 and affect sampling, on the other hand, the position of the blade 13 is fixed and more tumor sample bodies cannot be taken out through adjusting the position, the mounting ring 9 is slidably connected on the surface of the support tube 2, so that the blade 13 mounted on the mounting ring 9 can move, the driving gear 19 is stirred to drive the follower gear 18, the follower gear 18 synchronously drives the second screw 16 to rotate, the external thread of the second screw 16 drives the movable slider 14 to move, the movable slider 14 synchronously drives the annular movable disk 7 to move, the annular movable disk 7 synchronously drives the support rods 8 to move, the two support rods 8 synchronously drive the mounting ring 9 to move, and the movable blade 13 synchronously drives the mounting ring 9 to move, thereby achieving the effect of adjusting the position of the mounting ring 9, when the sampling head 3 absorbs the tumor, the blade 13 is moved to a position far away from the sampling head 3, so that the situation that a separation gear is caused to the sampling head 3 is avoided, and therefore the ideal position of the tumor can be absorbed by a worker, when the tumor needs to be cut, the blade 13 is adjusted to a cutting station, then the cylinder 12 is started, the knife rest 11 is pulled by the cylinder 12, the knife rest 11 synchronously drives the blade 13 to cut the absorbed tumor block, when the tumor block needs to be cut more, the relative distance between the blade 13 and the sampling head 3 can be adjusted, more tumor blocks are cut, the worker can operate the sampling device more flexibly, and the sampling device is more practical; after the tumor is cut, when the sampling device is moved, the tumor sample body easily slides out from the end of the sampling head 3, so that sampling failure is easily caused, resampling is needed, the work of workers is repeated, the working efficiency is reduced, the state of the cutting blade 13 after cutting can be kept unchanged, the mounting ring 9 is moved towards the position of the cylindrical shell 1, the blade 13 is driven to seal and block the sampling head 3 which takes the tumor sample body, and the sampling head is compressed, so that the problem that the tumor sample body slides out from the end part of the sampling head 3 when the sampling device is moved is avoided, normal sampling is effectively guaranteed, meanwhile, the external thread of the sampling head 3 can be externally connected with the extension head 35, the external diameter of one end of the extension head 35 is 1-2mm, the sampling head can enter a cervical canal or a uterine cavity for sampling, the damage is small, and blood is.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A gynecological tumor sampling device comprises a cylindrical shell (1), and is characterized in that the front surface of the cylindrical shell (1) is fixedly connected with a supporting tube (2); the end part of the supporting tube (2) is fixedly communicated with a sampling head (3); one end of the sampling head (3) far away from the supporting tube (2) is in threaded connection with an extension head (35); the outer surface of the lengthening head (35) is designed in an arc shape, so that the outer diameter of one end, close to the sampling head (3), of the lengthening head (35) is larger than the outer diameter of one end, far away from the sampling head (3), of the lengthening head (35), and the outer diameter of one end, far away from the sampling head (3), of the lengthening head (35) is 1-2 mm; the inner wall of the supporting tube (2) is connected with a sealing piston (4) in a sliding way; the back of the sealing piston (4) is rotationally connected with a first screw (5); the end part of the first threaded rod sequentially penetrates through the support tube (2) and the cylindrical shell (1) and extends to the back of the cylindrical shell (1); the rear end of the first threaded rod is fixedly connected with a handle (6); the inner wall of the supporting tube (2) is connected with an annular moving disc (7) in a sliding way; the annular moving disk (7) is connected on the surface of the first threaded rod in a sliding manner; the side surface of the annular moving disc (7) is fixedly connected with two supporting rods (8) which are parallel to each other; the end parts of the support rods (8) penetrate out of the front surface of the cylindrical shell (1), and the end parts of the two support rods (8) are fixedly connected with a mounting ring (9) together; the mounting ring (9) is connected on the surface of the supporting tube (2) in a sliding way; an installation cavity (10) is formed in the inner wall of the installation ring (9); a tool rest (11) is connected to the inner wall of the mounting cavity (10) in a sliding manner; both sides of the bottom of the tool rest (11) are fixedly connected with cylinders (12); the bottom of the cylinder (12) is fixedly connected to the bottom of the inner wall of the mounting cavity (10); the front surface of the knife rest (11) is fixedly connected with a blade (13); the blade (13) forms a 120-degree bend; the bottom of the annular moving disk (7) is fixedly connected with a moving slide block (14); a moving sliding groove (15) is formed in the bottom of the cylindrical shell (1) corresponding to the position of the moving sliding block (14); the movable sliding block (14) is connected to the inner wall of the movable sliding chute (15) in a sliding manner; the bottom end of the movable sliding block (14) penetrates out of the movable sliding chute (15); the bottom end of the movable sliding block (14) is in threaded connection with a second screw (16); two ends of the second screw (16) are rotatably connected with supporting plates (17); the supporting plate (17) is fixedly connected to the bottom of the cylindrical shell (1); the rear end of the surface of the second screw (16) is fixedly connected with a follow-up gear (18); the surface of the cylindrical shell (1) is rotationally connected with a driving gear (19) at a position corresponding to the follower gear (18); the bottom of the driving gear (19) is meshed with the top of the follow-up gear (18).
2. A gynecological tumor sampling device according to claim 1, wherein: two connecting rods (20) which are parallel to each other and symmetrically arranged are fixedly connected at the rear side of the inner wall of the mounting cavity (10) and above the tool rest (11); the surfaces of the two connecting rods (20) are sleeved with U-shaped rubber sleeves (21) together; the U-shaped rubber sleeve (21) is connected on the surface of the blade (13) in a sliding mode.
3. A gynecological tumor sampling device as in claim 2, wherein: rubber blocks (22) extend out of the two ends of the front surface of the U-shaped rubber sleeve (21); an included angle of 120 degrees is formed between the rubber block (22) and the U-shaped rubber sleeve (21).
4. A gynecological tumor sampling device as in claim 2, wherein: the top of the inner wall of the U-shaped rubber sleeve (21) is fixedly connected with a pulling spring (23); the bottom end of the pulling spring (23) is fixedly connected to the top of the blade (13).
5. A gynecological tumor sampling device according to claim 1, wherein: the bottom of the cylindrical shell (1) is fixedly connected with a positioning shell (24) corresponding to the position of the follow-up gear (18); a first fixing rod (25) is fixedly connected to the left end of the rear side of the inner wall of the positioning shell (24); a first torsion spring (26) is sleeved on the surface of the first fixing rod (25); the rear end of the first torsion spring (26) is fixedly connected to the inner wall of the positioning shell (24); a first positioning claw (27) is connected to the surface of the first fixing rod (25) in a sliding manner; the first positioning claw (27) is fixedly connected to the front end of the first torsion spring (26); the end of the first positioning claw (27) extends to the inside of a tooth space of the follow-up gear (18); the top of the first positioning claw (27) is fixedly connected with a first poking plate (28); the side surface of the positioning shell (24) is in threaded connection with a first pushing bolt (29) at a position corresponding to the first poking plate (28); the end of the first pushing bolt (29) penetrates the positioning shell (24) and contacts with the side surface of the first poking plate (28).
6. A gynecological tumor sampling device according to claim 5, characterized in that: the right end of the rear side of the inner wall of the positioning shell (24) is fixedly connected with a second fixing rod (30); a second torsion spring (31) is sleeved on the surface of the second fixing rod (30); the rear end of the second torsion spring (31) is fixedly connected to the inner wall of the positioning shell (24); a second positioning claw (32) is connected to the surface of the second fixing rod (30) in a sliding manner; the end of the second positioning claw (32) points opposite to the direction of the first positioning claw (27); the second positioning claw (32) is fixedly connected to the front end of the second torsion spring (31); the end part of the second positioning claw (32) extends to the inside of a tooth space of the follow-up gear (18); the bottom of the second positioning claw (32) is fixedly connected with a second poking plate (33); the side surface of the positioning shell (24) is in threaded connection with a second pushing bolt (34) at a position corresponding to the second toggle plate (33); the end of the second pushing bolt (34) penetrates into the positioning shell (24) and contacts with the side surface of the second poking plate (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010525003.2A CN111631761A (en) | 2020-06-10 | 2020-06-10 | Gynecological tumor sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010525003.2A CN111631761A (en) | 2020-06-10 | 2020-06-10 | Gynecological tumor sampling device |
Publications (1)
| Publication Number | Publication Date |
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| CN111631761A true CN111631761A (en) | 2020-09-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010525003.2A Withdrawn CN111631761A (en) | 2020-06-10 | 2020-06-10 | Gynecological tumor sampling device |
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| CN (1) | CN111631761A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112629911A (en) * | 2021-01-14 | 2021-04-09 | 浙江大学医学院附属妇产科医院 | Gynecological tumor sampling device |
| CN112704522A (en) * | 2020-12-04 | 2021-04-27 | 张宏雄 | Sampling device and sampling method for uterine cavity inner wall for gynecology |
| CN113040885A (en) * | 2021-03-02 | 2021-06-29 | 吕艳华 | Rotary uterine cutter for gynecological operation |
| CN114305524A (en) * | 2021-12-27 | 2022-04-12 | 中南大学湘雅医院 | A extraction element for brain glioma pathological tissue tumour core |
-
2020
- 2020-06-10 CN CN202010525003.2A patent/CN111631761A/en not_active Withdrawn
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112704522A (en) * | 2020-12-04 | 2021-04-27 | 张宏雄 | Sampling device and sampling method for uterine cavity inner wall for gynecology |
| CN112704522B (en) * | 2020-12-04 | 2023-12-29 | 杭州欧创医疗器械有限公司 | Sampling device and sampling method for inner wall of uterine cavity for gynecology |
| CN112629911A (en) * | 2021-01-14 | 2021-04-09 | 浙江大学医学院附属妇产科医院 | Gynecological tumor sampling device |
| CN112629911B (en) * | 2021-01-14 | 2022-09-13 | 浙江大学医学院附属妇产科医院 | Gynecological tumor sampling device |
| CN113040885A (en) * | 2021-03-02 | 2021-06-29 | 吕艳华 | Rotary uterine cutter for gynecological operation |
| CN114305524A (en) * | 2021-12-27 | 2022-04-12 | 中南大学湘雅医院 | A extraction element for brain glioma pathological tissue tumour core |
| CN114305524B (en) * | 2021-12-27 | 2023-05-12 | 中南大学湘雅医院 | Extraction device for pathological tissue tumor core of brain glioma |
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Application publication date: 20200908 |