CN113040885A - Rotary uterine cutter for gynecological operation - Google Patents
Rotary uterine cutter for gynecological operation Download PDFInfo
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- CN113040885A CN113040885A CN202110230630.8A CN202110230630A CN113040885A CN 113040885 A CN113040885 A CN 113040885A CN 202110230630 A CN202110230630 A CN 202110230630A CN 113040885 A CN113040885 A CN 113040885A
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- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 229910000677 High-carbon steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 206010046798 Uterine leiomyoma Diseases 0.000 abstract description 42
- 238000005520 cutting process Methods 0.000 abstract description 9
- 210000004291 uterus Anatomy 0.000 abstract description 7
- 210000000056 organ Anatomy 0.000 abstract description 6
- 238000001356 surgical procedure Methods 0.000 abstract description 3
- 230000003187 abdominal effect Effects 0.000 abstract description 2
- 201000010260 leiomyoma Diseases 0.000 description 17
- 208000010579 uterine corpus leiomyoma Diseases 0.000 description 16
- 201000007954 uterine fibroid Diseases 0.000 description 16
- 210000000683 abdominal cavity Anatomy 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 210000001015 abdomen Anatomy 0.000 description 3
- 210000000080 chela (arthropods) Anatomy 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 206010028980 Neoplasm Diseases 0.000 description 2
- 210000000329 smooth muscle myocyte Anatomy 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000002808 connective tissue Anatomy 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000002615 epidermis Anatomy 0.000 description 1
- 206010020718 hyperplasia Diseases 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 230000001850 reproductive effect Effects 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/42—Gynaecological or obstetrical instruments or methods
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/02—Surgical instruments, devices or methods for holding wounds open, e.g. retractors; Tractors
- A61B17/0281—Abdominal wall lifters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/32—Surgical cutting instruments
- A61B17/320016—Endoscopic cutting instruments, e.g. arthroscopes, resectoscopes
- A61B17/32002—Endoscopic cutting instruments, e.g. arthroscopes, resectoscopes with continuously rotating, oscillating or reciprocating cutting instruments
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/34—Trocars; Puncturing needles
- A61B17/3474—Insufflating needles, e.g. Veress needles
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/32—Surgical cutting instruments
- A61B17/320016—Endoscopic cutting instruments, e.g. arthroscopes, resectoscopes
- A61B17/32002—Endoscopic cutting instruments, e.g. arthroscopes, resectoscopes with continuously rotating, oscillating or reciprocating cutting instruments
- A61B2017/320032—Details of the rotating or oscillating shaft, e.g. using a flexible shaft
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/42—Gynaecological or obstetrical instruments or methods
- A61B2017/4216—Operations on uterus, e.g. endometrium
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Medical Informatics (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- Gynecology & Obstetrics (AREA)
- Pregnancy & Childbirth (AREA)
- Reproductive Health (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Pathology (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses a rotary uterine cutter for gynecological surgery, which comprises a rotary cylinder, wherein the inner side surface of the rotary cylinder is respectively provided with a groove and a through hole, the front end surface of the rotary cylinder and the inner side surface of the groove are respectively provided with a magnetic suction piece, the outer surface of the magnetic suction piece is provided with a guide cylinder, the inner side surface of the guide cylinder is respectively provided with a first inner tube and a second inner tube, the inner wall of the guide cylinder is provided with a discharge hole, the inner side surfaces of the first inner tube and the second inner tube are respectively provided with an air tube, one side of the air tube, which is far away from the magnetic suction piece, is provided with an air cylinder, the inner side surface of the air cylinder is provided. The invention reduces the number of abdominal openings of a patient, reduces the difficulty of rotary-cut operation of hysteromyoma, can more thoroughly cut the hysteromyoma, is not easy to hurt the uterus and other organs which are not required to be cut in the body of the patient in the cutting process, is safer, and reduces the risk of operation errors.
Description
Technical Field
The invention relates to the technical field of medical equipment, in particular to a rotary uterine cutter for gynecological operation.
Background
Uterine fibroids are one of the most common benign tumors in the female reproductive organs and are also one of the most common tumors in the human body. The hysteromyoma is mainly formed by hyperplasia of hysteromyoma smooth muscle cells, and a small amount of fibrous connective tissue exists as a supporting tissue, so the hysteromyoma is known as the hysteromyoma smooth muscle cell, and is called the hysteromyoma for short.
In hysteromyoma rotary-cut operation, often need open a plurality of mouths on one's body at the patient, current hysteromyoma rotary-cut ware, inconvenient expansion abdominal cavity space can not thoroughly excise hysteromyoma, and easy error leads to hindering the internal uterus and other organs that need not the excision of patient simultaneously in the excision in-process.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a rotary uterine curettage device for gynecological operation, which reduces the number of abdominal openings of a patient, reduces the difficulty of rotary cutting operation of hysteromyoma, can thoroughly cut the hysteromyoma, is not easy to hurt the uterus and other organs which are not required to be cut in the body of the patient in the cutting process, is safer, and reduces the risk of operation errors.
In order to achieve the purpose, the invention adopts the following technical scheme:
a uterine rotary cutter for gynecological operation comprises a rotary cylinder, wherein a groove and a through hole are respectively arranged on the inner side surface of the rotary cylinder, magnetic suction pieces are respectively arranged on the front end surface of the rotary cylinder and the inner side surface of the groove, a guide cylinder is arranged on the outer surface of the magnetic suction pieces, a first inner tube and a second inner tube are respectively arranged on the inner side surface of the guide cylinder, a discharge port is arranged on the inner wall of the guide cylinder, air tubes are respectively arranged on the inner side surfaces of the first inner tube and the second inner tube, an air cylinder is arranged on one side, away from the magnetic suction pieces, of each air tube, a piston is arranged on the inner side of each air cylinder, a connecting rod is arranged on one side, away from the air cylinder, of each piston, a fixed shaft is embedded on the inner side surface of each connecting rod, a movable frame is arranged on the outer surface of the, the utility model discloses a piston, including bellied medial surface, the lower terminal surface of activity pincers is provided with the tooth type strip, the medial surface of activity pincers is provided with first gear, the surface of first gear is provided with the rack, the up end of rack is provided with first blade, the inside of activity pincers is provided with the guide rail, the surface of second inner tube is provided with the breach, the lower terminal surface of breach is provided with the second blade, one side that the second blade is close to the piston is provided with the piece of holding, the surface of holding the piece inlays and is equipped with the second gear, the up end of second gear is provided with the motor, the medial surface of holding the piece is provided with the needle tubing.
Preferably, the groove is annular, the groove is embedded in the inner side surface of the rotary cylinder, the through hole penetrates through the rotary cylinder, the rotary cylinder is made of stainless steel, the magnetic attraction pieces are fixedly connected to the front end surface of the rotary cylinder and the inner side surface of the groove respectively, and the guide cylinder is movably connected to the outer surface of the magnetic attraction pieces.
Preferably, first inner tube and the equal sliding connection of second inner tube are in the medial surface of guide tube, discharge gate fixed connection is in the inner wall of guide tube, the trachea is embedded in the medial surface of first inner tube and second inner tube respectively, cylinder fixed connection is in tracheal one side.
Preferably, piston sliding connection is in the medial surface of cylinder, the connecting rod welds in one side of piston, the medial surface in the connecting rod is inlayed to the dead axle, the adjustable shelf rotates to be connected in the surface of dead axle, the pivot rotates to be connected in the medial surface of adjustable shelf.
Preferably, the sleeve is sleeved on the outer surface of the rotating shaft, the protrusions are fixedly connected to the outer surface of the sleeve, the number of the movable pliers is two, the movable pliers are made of aluminum alloy, the movable pliers are rotatably connected to the inner side surfaces of the protrusions, and the tooth-shaped strips are fixedly connected to the lower end surfaces of the movable pliers.
Preferably, the first gear is rotatably connected to the inner side surface of the movable clamp, the rack is slidably connected to the outer surface of the first gear, the first blade and the second blade are both made of high-carbon steel, the first blade is arc-shaped, the first blade is welded to the first blade on the upper end surface of the rack, and the guide rail is fixedly connected to the inside of the movable clamp.
Preferably, the notch is fixedly connected to the outer surface of the second inner tube, the cross section of the second blade is annular, the second blade is rotatably connected to the lower end face of the notch, and the receiving piece is welded to one side of the second blade.
Preferably, the second gear is rotatably connected to the outer surface of the receiving plate, the motor is fixedly connected to the upper end surface of the second gear, and the needle tube is embedded in the inner side surface of the receiving plate.
Compared with the prior art, the invention has the beneficial effects that:
1. be provided with the magnetism and inhale the piece, make the guide cylinder can not drop naturally after inserting, make things convenient for first inner tube and second inner tube to change the use simultaneously, reduced patient's belly opening quantity, reduced the degree of difficulty of hysteromyoma rotary-cut operation.
2. The movable forceps and the tooth-shaped strips are arranged, the movable forceps can clamp the uncut part of the uterine fibroid through rotation, the tooth-shaped strips prevent the movable forceps from slipping after clamping the uterine fibroid, and therefore the uterine fibroid can be cut by the first blade more thoroughly.
3. Be provided with the guide rail, the guide rail makes the slip of rack more stable for the process of first blade excision hysteromyoma is more stable, is difficult for hindering the uterus and other organs that need not the excision of patient internal, and the rotary-cut process is safer.
4. Be provided with the needle tubing, when can leading-in discharge gate with the hysteromyoma strip after the rotary-cut, can also aerify to patient's abdominal cavity through the air pump, enlarge abdominal cavity space, reduced operation misoperation's risk.
Drawings
Fig. 1 is a schematic structural view of a rotary uterine cutter for gynecological operation according to the present invention;
fig. 2 is a schematic view of a rack of a rotary uterine cutter for gynecological operation according to the present invention;
fig. 3 is a schematic view of a second inner tube of the rotary uterine cutter for gynecological operation according to the present invention;
fig. 4 is a groove schematic view of a rotary uterine cutter for gynecological operation according to the present invention;
fig. 5 is a schematic view of a second blade of the rotary uterine cutter for gynecological operation according to the present invention.
In the figure: 1. a rotary drum; 2. a groove; 3. a through hole; 4. a magnetic attraction sheet; 5. a guide cylinder; 6. a first inner tube; 7. a second inner tube; 8. a discharge port; 9. an air tube; 10. a cylinder; 11. a piston; 12. a connecting rod; 13. fixing a shaft; 14. a movable frame; 15. a rotating shaft; 16. a sleeve; 17. a protrusion; 18. movable pliers; 19. a dental profile; 20. a first gear; 21. a rack; 22. a first blade; 23. a guide rail; 24. a notch; 25. a second blade; 26. a receiving sheet; 27. a second gear; 28. a motor; 29. a needle cannula.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-5, a rotary uterine curettage device for gynecological surgery comprises a rotary cylinder 1, wherein the inner side surface of the rotary cylinder 1 is respectively provided with a groove 2 and a through hole 3, the front end surface of the rotary cylinder 1 and the inner side surface of the groove 2 are respectively provided with a magnetic suction sheet 4, the outer surface of the magnetic suction sheet 4 is provided with a guide cylinder 5, the inner wall of the guide cylinder 5 is smooth, so that the sliding of a first inner tube 6 and a second inner tube 7 is more sensitive, the inner side surface of the guide cylinder 5 is respectively provided with a first inner tube 6 and a second inner tube 7, the first inner tube 6 and the second inner tube 7 are matched in shape with the inner wall of the guide cylinder 5, the inner wall of the guide cylinder 5 is provided with a discharge port 8, the discharge port 8 is connected with a catheter, the catheter is connected with an air pump, the abdominal cavity of a patient can be inflated through a needle tube 29, the abdominal cavity space is enlarged, a cylinder 10 is arranged on one side of the air pipe 9 far away from the magnetic suction sheet 4, a piston 11 is arranged on the inner side surface of the cylinder 10, a connecting rod 12 is arranged on one side of the piston 11 far away from the cylinder 10, a fixed shaft 13 is embedded on the inner side surface of the connecting rod 12, a movable frame 14 is arranged on the outer surface of the fixed shaft 13, the movable frame 14, a rotating shaft 15, movable forceps 18 and a first gear 20 are driven by a miniature medical motor, the miniature medical motor and a motor 28 are controlled by a wireless operation table, the rotating shaft 15 is embedded on the inner side surface of the movable frame 14, the guide tube 5, the movable frame 14 and the rotating shaft 15 can enable the movable forceps 18 to approach hysteromyoma at a proper angle, a sleeve 16 is arranged on the outer surface of the rotating shaft 15, a protrusion 17 is arranged on the outer surface of the sleeve 16, the movable forceps 18 are embedded on the inner side surface of the protrusion, the outer surface of the first gear 20 is provided with a rack 21, the upper end surface of the rack 21 is provided with a first blade 22, the movable clamp 18 is internally provided with a guide rail 23, the outer surface of the second inner tube 7 is provided with a notch 24, the lower end surface of the notch 24 is provided with a second blade 25, one side of the second blade 25 close to the piston 11 is provided with a bearing sheet 26, the outer surface of the bearing sheet 26 is embedded with a second gear 27, the upper end surface of the second gear 27 is provided with a motor 28, and the inner side surface of the bearing sheet 26 is provided with a needle tube 29.
According to the invention, the groove 2 is annular, so that the guide cylinder 5 can be conveniently connected, the groove 2 is embedded in the inner side surface of the rotary cylinder 1, the through hole 3 penetrates through the rotary cylinder 1, the air pipe 9 is communicated with an external air pump through the through hole 3, the rotary cylinder 1 is made of stainless steel and is not easy to rust, the service life is long, the magnetic suction piece 4 is fixedly connected to the front end surface of the rotary cylinder 1 and the inner side surface of the groove 2 respectively, the magnetic suction piece 4 enables the guide cylinder 5 not to naturally fall off after being connected, the guide cylinder 5 is movably connected to the outer surface of the magnetic suction piece 4, and the guide cylinder 5 provides a path for the sliding of the first inner tube.
According to the invention, a first inner tube 6 and a second inner tube 7 are both connected to the inner side surface of a guide tube 5 in a sliding manner, the second inner tube 7 is used for rotary-cut hysteromyoma, the first inner tube 6 is used for cutting off a place on the hysteromyoma where the second inner tube 7 cannot be cut off, a discharge port 8 is fixedly connected to the inner wall of the guide tube 5, the discharge port 8 is used for collecting strip-shaped hysteromyoma or hysteromyoma generated during rotary-cut hysteromyoma, air tubes 9 are respectively embedded in the inner side surfaces of the first inner tube 6 and the second inner tube 7, the air tubes 9 are communicated with an air pump and an air cylinder 10, the air cylinder 10 is fixedly connected to one side of the air tubes 9, and the air cylinder 10 is inflated.
According to the invention, the piston 11 is connected to the inner side surface of the cylinder 10 in a sliding manner, the piston 11 avoids air leakage of the cylinder 10, the connecting rod 12 is welded on one side of the piston 11, the connecting rod 12 connects the piston 11 with the fixed shaft 13, the fixed shaft 13 is embedded in the inner side surface of the connecting rod 12, the fixed shaft 13 enables the movable frame 14 to rotate, the movable frame 14 is connected to the outer surface of the fixed shaft 13 in a rotating manner, the movable frame 14 rotates to enable the movable pliers 18 to rotate in the vertical direction, the rotating shaft 15 rotates to be connected to the inner side surface of the movable frame 14, and the rotating shaft 15 rotates to enable the movable pliers.
In the invention, a sleeve 16 is sleeved on the outer surface of a rotating shaft 15, a bulge 17 is fixedly connected to the outer surface of the sleeve 16, the bulge 17 provides a connecting position for movable forceps 18, the number of the movable forceps 18 is two, the movable forceps 18 are made of aluminum alloy, the movable forceps 18 are light in weight and not easy to oxidize, the movable forceps 18 are rotatably connected to the inner side surface of the bulge 17, the movable forceps 18 rotate to clamp the uncut part of the hysteromyoma, a tooth-shaped strip 19 is fixedly connected to the lower end surface of the movable forceps 18, and the tooth-shaped strip 19 prevents the movable forceps 18 from slipping after clamping the hysteromyoma.
In the invention, a first gear 20 is rotationally connected to the inner side surface of a movable clamp 18, a rack 21 is driven to slide in a guide rail 23 by the rotation of the first gear 20, the rack 21 is slidably connected to the outer surface of the first gear 20, a first blade 22 is driven to cut the non-rotary-cut part of a uterine fibroid by the sliding of the rack 21, the first blade 22 and a second blade 25 are both made of high carbon steel and are hard in texture and difficult to deform, the first blade 22 is welded on the first blade 22 on the upper end surface of the rack 21, the first blade 22 is firmly connected with the rack 21 by welding, the guide rail 23 is fixedly connected to the inner part of the movable clamp 18, and the guide rail 23 enables the rack 21 to slide more stably, so that the process of cutting the uterine fibroid by the first blade 22 is more stable, and.
In the invention, the notch 24 is fixedly connected to the outer surface of the second inner tube 7, the notch 24 enables a part of uterine fibroid to enter the second inner tube 7, so that the second blade 25 can be conveniently cut in a rotary manner, the cross section of the second blade 25 is annular, the second blade 25 is rotatably connected to the lower end face of the notch 24, the second blade 25 is rotated to cut the uterine fibroid in a rotary manner, the bearing sheet 26 is welded on one side of the second blade 25, and the bearing sheet 26 provides a connecting position for the second gear 27.
In the invention, the second gear 27 is rotatably connected to the outer surface of the receiving sheet 26, the receiving sheet 26 is rotated by the rotation of the second gear 27, the motor 28 is fixedly connected to the upper end surface of the second gear 27, the motor 28 drives the second gear 27 to rotate, the needle tube 29 is embedded in the inner side surface of the receiving sheet 26, and the rotary-cut hysteromyoma strips enter the discharge hole 8 through the needle tube 29.
The motor 28 of the present invention is a well-known technology that has been disclosed as being widely used in daily life, and the model of the motor 28 is MT16 GPXX-1656.
In the invention, before use, the surface of the device is disinfected, a scalpel is used for opening the epidermis of the abdomen of a patient and is connected with the guide cylinder 5, then the magnetic suction piece 4 is sucked at the end part of the second inner tube 7, the air tube 9 is connected into the through hole 3, the second inner tube 7 is slid into the guide cylinder 5, the end part of the guide cylinder 5 is connected with the groove 2, the magnetic suction piece 4 is sucked at the end part of the guide cylinder 5, the guide cylinder 5 cannot fall off naturally, the first inner tube 6 and the second inner tube 7 are convenient to replace and use, a plurality of knife edges do not need to be arranged on the abdomen of the patient, the difficulty of the hysteromyoma surgery is reduced, the air pump is started, air is discharged into the needle tube 29 through the guide tube, the air enters the abdominal cavity of the patient from the notch 24 through the needle tube 29, the space of the abdominal cavity of the patient is enlarged, the risk of misoperation of the surgical operation is reduced, pushing the second inner tube 7 to make the gap 24 contact with the uterine fibroid of the patient, sucking air to the discharge port 8 by an air pump to make part of the uterine fibroid sucked into the gap 24, starting a motor 28 by a wireless console to make the second gear 27 rotate, driving the second blade 25 to rotate by the bearing sheet 26, rotary-cutting the uterine fibroid, simultaneously making the rotary-cut uterine fibroid strip enter a needle tube 29 and slide into the discharge port 8, after multiple rotary-cutting, taking the second inner tube 7 out of the guide tube 5, connecting the first inner tube 6 into the rotary tube 1 and the guide tube 5, starting the air pump to inflate the air cylinder 10, making the connecting rod 12 push the fixed shaft 13, making the end part of the movable clamp 18 approach to a place which is not rotary-cut, then starting a micro medical motor by the wireless console to make the movable frame 14, the rotating shaft 15 and the movable clamp 18 start to rotate, making the movable clamp 18 clamp the uncut part of the uterine fibroid, the tooth-shaped strip 19 on the movable clamp 18 can prevent the movable clamp 18 from slipping after clamping the uterine fibroid, then the miniature medical motor is started through the wireless operation table, the first gear 20 is made to rotate, the rack 21 is made to stably slide in the guide rail 23, the process of cutting off the uterine fibroid by the first blade 22 is made to be more stable, the uterus and other organs which do not need to be cut off in a patient body are not easy to hurt, the rotary cutting process is safer, the uterine fibroid is completely cut off by the first blade 22, the first inner tube 6 is taken out of the guide cylinder 5, the cut-off uterine fibroid is taken down, then the cut-off part is sutured, the guide cylinder 5 is taken down and sutured, the patient needs to be statically cultured in a hospital until the injury is recovered, and the same method can be adopted if the patient needs to completely cut off the uterus or the uterus.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. A uterine rotary cutter for gynecological operation comprises a rotary cylinder (1) and is characterized in that the inner side surface of the rotary cylinder (1) is provided with a groove (2) and a through hole (3) respectively, the front end surface of the rotary cylinder (1) and the inner side surface of the groove (2) are provided with magnetic attraction pieces (4), the outer surface of each magnetic attraction piece (4) is provided with a guide cylinder (5), the inner side surface of each guide cylinder (5) is provided with a first inner tube (6) and a second inner tube (7) respectively, the inner wall of each guide cylinder (5) is provided with a discharge hole (8), the inner side surfaces of the first inner tube (6) and the second inner tube (7) are provided with air tubes (9), one side of each air tube (9) far away from the magnetic attraction pieces (4) is provided with an air cylinder (10), the inner side of each air cylinder (10) is provided with a piston (11), one side of each piston (11) far away from the air, a fixed shaft (13) is embedded in the inner side surface of the connecting rod (12), a movable frame (14) is arranged on the outer surface of the fixed shaft (13), a rotating shaft (15) is embedded in the inner side surface of the movable frame (14), a sleeve (16) is arranged on the outer surface of the rotating shaft (15), a protrusion (17) is arranged on the outer surface of the sleeve (16), movable pliers (18) are embedded in the inner side surface of the protrusion (17), tooth-shaped strips (19) are arranged on the lower end surface of the movable pliers (18), a first gear (20) is arranged on the inner side surface of the movable pliers (18), a rack (21) is arranged on the outer surface of the first gear (20), a first blade (22) is arranged on the upper end surface of the rack (21), a guide rail (23) is arranged in the movable pliers (18), a notch (24) is arranged on the outer surface of the second inner tube (7), and a second blade (25) is arranged on the lower, one side of the second blade (25) close to the piston (11) is provided with a bearing sheet (26), the outer surface of the bearing sheet (26) is embedded with a second gear (27), the upper end face of the second gear (27) is provided with a motor (28), and the inner side face of the bearing sheet (26) is provided with a needle tube (29).
2. The rotary uterine cutter for gynecological operation according to claim 1, wherein the groove (2) is ring-shaped, the groove (2) is embedded in the inner side surface of the rotary cylinder (1), the through hole (3) penetrates through the rotary cylinder (1), the rotary cylinder (1) is made of stainless steel, the magnetic suction piece (4) is fixedly connected to the front end surface of the rotary cylinder (1) and the inner side surface of the groove (2) respectively, and the guide cylinder (5) is movably connected to the outer surface of the magnetic suction piece (4).
3. The rotary uterine cutter for gynecological operation according to claim 1, wherein the first inner tube (6) and the second inner tube (7) are both slidably connected to the inner side surface of the guide tube (5), the discharge port (8) is fixedly connected to the inner wall of the guide tube (5), the air tube (9) is respectively embedded in the inner side surfaces of the first inner tube (6) and the second inner tube (7), and the air cylinder (10) is fixedly connected to one side of the air tube (9).
4. A rotary uterine cutter for gynecological operation as claimed in claim 1, wherein the piston (11) is slidably connected to the inner side of the cylinder (10), the connecting rod (12) is welded to one side of the piston (11), the fixed shaft (13) is embedded in the inner side of the connecting rod (12), the movable frame (14) is rotatably connected to the outer surface of the fixed shaft (13), and the rotating shaft (15) is rotatably connected to the inner side of the movable frame (14).
5. The rotary uterine cutter for gynecological operation according to claim 1, wherein the sleeve (16) is sleeved on the outer surface of the rotating shaft (15), the protrusion (17) is fixedly connected to the outer surface of the sleeve (16), the number of the movable forceps (18) is two, the movable forceps (18) is made of aluminum alloy, the movable forceps (18) is rotatably connected to the inner side surface of the protrusion (17), and the dental profile strip (19) is fixedly connected to the lower end surface of the movable forceps (18).
6. The rotary uterine cutter for gynecological operation according to claim 1, wherein the first gear (20) is rotatably connected to the inner side surface of the movable forceps (18), the rack (21) is slidably connected to the outer surface of the first gear (20), the first blade (22) and the second blade (25) are both made of high carbon steel, the first blade (22) is arc-shaped, the first blade (22) is welded to the first blade (22) on the upper end surface of the rack (21), and the guide rail (23) is fixedly connected to the inside of the movable forceps (18).
7. A rotary uterine cutter for gynecological operations according to claim 1, characterized in that the notch (24) is fixedly connected to the outer surface of the second inner tube (7), the second blade (25) has a circular cross-section, the second blade (25) is rotatably connected to the lower end surface of the notch (24), and the receiving piece (26) is welded to one side of the second blade (25).
8. A rotary uterine cutter for gynecological operations according to claim 1, characterized in that the second gear (27) is rotatably connected to the outer surface of the receiving piece (26), the motor (28) is fixedly connected to the upper end surface of the second gear (27), and the needle tube (29) is embedded in the inner side surface of the receiving piece (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110230630.8A CN113040885A (en) | 2021-03-02 | 2021-03-02 | Rotary uterine cutter for gynecological operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110230630.8A CN113040885A (en) | 2021-03-02 | 2021-03-02 | Rotary uterine cutter for gynecological operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113040885A true CN113040885A (en) | 2021-06-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110230630.8A Pending CN113040885A (en) | 2021-03-02 | 2021-03-02 | Rotary uterine cutter for gynecological operation |
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| CN (1) | CN113040885A (en) |
Cited By (1)
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| CN117084727A (en) * | 2022-05-13 | 2023-11-21 | 中国人民解放军空军军医大学 | A kind of rotary cutting needle and rotary cutting needle for myocardial biopsy and diseased tissue |
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| CN117084727B (en) * | 2022-05-13 | 2025-07-25 | 中国人民解放军空军军医大学 | Rotary cutting needle head for myocardial biopsy and pathological tissue and rotary cutting needle |
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Application publication date: 20210629 |