CN114366256A - Uterine curettage device for obstetrics and gynecology department - Google Patents
Uterine curettage device for obstetrics and gynecology department Download PDFInfo
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- CN114366256A CN114366256A CN202210076516.9A CN202210076516A CN114366256A CN 114366256 A CN114366256 A CN 114366256A CN 202210076516 A CN202210076516 A CN 202210076516A CN 114366256 A CN114366256 A CN 114366256A
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- uterine curettage
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/42—Gynaecological or obstetrical instruments or methods
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
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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
- A61B90/30—Devices for illuminating a surgical field, the devices having an interrelation with other surgical devices or with a surgical procedure
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/42—Gynaecological or obstetrical instruments or methods
- A61B2017/4216—Operations on uterus, e.g. endometrium
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Abstract
The invention discloses a uterine curettage device for obstetrics and gynecology department, which belongs to the technical field of uterine curettage devices and comprises an installation shell and uterine curettage components, wherein two vaginal dilation components are arranged in the installation shell, an operation component is arranged in the middle of the installation shell, the two vaginal dilation components are symmetrically distributed on two sides of the operation component, an installation seat is arranged at one end of the operation component, a suction component is rotatably arranged in the middle of the installation seat, and foreign matters scraped from the inner wall of a uterus are collected in a collection bottle through mutual matching of the suction component, the operation component and a scraping ring component, so that the scraped foreign matters are prevented from being taken out and cleaned for many times, the problem that the cleaning operation is troublesome is solved, and meanwhile, the pollution of odor to the surrounding environment is effectively avoided.
Description
Technical Field
The invention relates to the technical field of uterine curettage devices, in particular to a uterine curettage device for obstetrics and gynecology.
Background
The uterine curettage is an operation for curettage the endometrium or the uterine cavity content, is a minor operation commonly done by obstetrics and gynecology, is one of the artificial abortion modes, and is used for curettage the foreign matter on the endometrium by a curettage head when the uterus is curetted.
Most of curettage devices that have expand scrotum frame, scraping ring and lamp realize expanding the vaginal orifice, and the medical personnel of being convenient for scrape the uterus, but the foreign matter that the uterus inner wall was scraped is difficult to the clearance, outwards takes out the clearance many times through the scraping ring, and the operation is comparatively troublesome and cause the discomfort for the patient, and each part of curettage device is difficult to dismantle simultaneously, and the inconvenient disinfection of clearing up is in view of this, we provide a gynaecology and obstetrics with curettage device.
Disclosure of Invention
The invention aims to: in order to solve the technical problems, the uterine curettage device for the obstetrics and gynecology department is provided.
In order to achieve the purpose, the invention adopts the following technical scheme:
the uterine curettage device for the obstetrics and gynecology department comprises an installation shell and uterine curettage components, wherein two vaginal dilation components are arranged in the installation shell, operation components are arranged in the middle of the installation shell, the two vaginal dilation components are symmetrically distributed on two sides of the operation components, an installation seat is arranged at one end of each operation component, and a suction component is rotatably arranged in the middle of the installation seat;
expand cloudy subassembly including rotating the external screw thread pole of locating the installation shell middle part, slide and locate the inside fly leaf of installation shell and rotate the drive crank of locating the installation shell outside, the drive crank output runs through into the installation shell inside and be connected with the external screw thread pole, fly leaf lower extreme middle part is equipped with the internal thread sleeve, the internal thread sleeve upper end runs through the movable plate middle part and mutually supports with the external screw thread pole, internal thread sleeve lower extreme is equipped with expands cloudy frame, it is equipped with the pointer to expand cloudy frame one end, installation shell inner wall middle part is equipped with the scale plate with pointer matched with, expand the cloudy frame other end and run through outside wearing out the installation shell.
As a further description of the above technical solution:
the operation subassembly runs through the hollow tube of locating rotation seat middle part including rotating the rotation seat of locating the installation shell middle part and sliding, hollow tube outer wall equipartition is equipped with four bar lug, rotate the seat middle part and set up respectively in with four bar lug matched with recess, hollow tube one end middle part cover is equipped with the operation piece, the internal thread mounting groove has been seted up to the hollow tube other end.
As a further description of the above technical solution:
the uterine curettage subassembly includes the connecting cylinder and locates the scraping ring of connecting cylinder one end, the connecting cylinder other end is the opening form, hollow chamber has been seted up at the scraping ring middle part, the scraping ring surface equipartition is equipped with a plurality of suction holes, and is a plurality of suction holes all are linked together with hollow intracavity portion, the connecting cylinder middle part is equipped with communicating pipe, the communicating pipe input runs through out and is linked together with the connecting cylinder outside and with hollow chamber, the communicating pipe output is equipped with U type pipe.
As a further description of the above technical solution:
the suction assembly comprises a suction pipe and a collecting bottle arranged at the lower end of the suction pipe, the suction pipe is connected with the mounting base in a rotating mode through a rotating joint, the other end of the suction pipe is provided with an air bag, the middle of the air bag is provided with a first check valve and a second check valve, the air bag is communicated with the interior of the suction pipe through the first check valve, and a protective cover matched with the first check valve is arranged inside the suction pipe.
As a further description of the above technical solution:
expand negative frame bilateral symmetry and be equipped with two lugs, installation shell inner wall is seted up respectively with lug matched with spout, the installation shell middle part is seted up and is expanded negative frame matched with sliding cavity, the installation shell lateral wall is located the observation window with scale plate matched with.
As a further description of the above technical solution:
the suction tube inner bottom surface is seted up with collecting bottle matched with arc concave surface, first check valve is kept away from for loudspeaker form and the little one end of opening to the protection casing, the inside active carbon adsorption board that is equipped with of protection casing.
As a further description of the above technical solution:
the suction pipe is communicated with the interior of the hollow pipe.
As a further description of the above technical solution:
and a lamp is embedded in the scraping ring, and an external thread section matched with the internal thread mounting groove is arranged on the outer side of the connecting cylinder.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the invention, the suction assembly, the operation assembly and the scraping ring assembly are matched with each other, so that foreign matters scraped from the inner wall of the uterus are collected in the collecting bottle, the scraped foreign matters are prevented from being taken out and cleaned for many times, the problem that cleaning operation is troublesome is solved, and meanwhile, the pollution of odor to the surrounding environment is effectively avoided.
2. According to the vagina expanding device, the vagina expanding assembly and the mounting shell are matched with each other, so that medical staff can clearly and visually know the expansion degree of the vaginal opening, the difficulty in visually knowing the expansion degree of the vaginal opening is avoided, and the problem that pain and discomfort of a patient are caused by the fact that the vaginal opening is too large in expansion degree is solved.
3. According to the uterine curettage device, the uterine curettage assembly is matched with the operation assembly, so that medical workers can conveniently rotate the curettage ring and control the depth of the curettage ring extending into the uterus, and can conveniently detach, clean and disinfect the curettage ring, and the problem that all parts of the uterine curettage device are difficult to detach, clean and disinfect is solved.
Drawings
Fig. 1 shows an appearance of a uterine curettage device provided according to an embodiment of the present invention;
fig. 2 shows a schematic structural view of a uterine curettage device provided according to an embodiment of the present invention;
FIG. 3 is a schematic view of an expanded structure of the female reaming assembly provided according to an embodiment of the present invention;
FIG. 4 illustrates a side cross-sectional view of an operational assembly provided in accordance with an embodiment of the present invention;
fig. 5 shows a schematic structural view of a uterine curettage assembly provided according to an embodiment of the present invention;
fig. 6 shows a schematic structural diagram of a suction assembly provided according to an embodiment of the present invention.
Illustration of the drawings: 1. mounting a shell; 2. a female expanding assembly; 201. an externally threaded rod; 202. a movable plate; 203. an internally threaded sleeve; 204. driving the crank; 205. a vaginal dilation frame; 206. a pointer; 207. a scale plate; 3. an operating component; 301. a rotating seat; 302. a hollow tube; 303. a bar-shaped projection; 304. an operation block; 4. a uterine curettage assembly; 401. scraping rings; 402. a hollow cavity; 403. a suction hole; 404. a connecting cylinder; 405. a communicating pipe; 406. a U-shaped pipe; 407. illuminating a lamp; 5. a suction assembly; 501. a suction tube; 502. an air bag; 503. a rotary joint; 504. a first check valve; 505. a second one-way valve; 506. a protective cover; 507. and (6) collecting the bottle.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution:
a uterine curettage device for obstetrics and gynecology department comprises a mounting shell 1 and uterine curettage components 4, wherein vaginal dilation components 2 are arranged inside the mounting shell 1, operation components 3 are arranged in the middle of the mounting shell 1, the vaginal dilation components 2 are two in number and symmetrically distributed on two sides of the operation components 3, one end of each operation component 3 is provided with a mounting seat, and the middle of each mounting seat is rotatably provided with a suction component 5;
expand cloudy subassembly 2 including rotating the external screw thread pole 201 of locating the installation shell 1 middle part, slide and locate the inside fly leaf 202 of installation shell 1 and rotate the drive crank 204 of locating the installation shell 1 outside, drive crank 204 output runs through into installation shell 1 inside and is connected with external screw thread pole 201, fly leaf 202 lower extreme middle part is equipped with internal thread sleeve 203, internal thread sleeve 203 upper end runs through out the movable plate 202 middle part and mutually supports with external screw thread pole 201, internal thread sleeve 203 lower extreme is equipped with expands cloudy frame 205, expand cloudy frame 205 one end and be equipped with pointer 206, installation shell 1 inner wall middle part is equipped with scale plate 207 with pointer 206 matched with, expand cloudy frame 205 other end and run through outside installation shell 1.
Further, operating means 3 is including rotating the hollow tube 302 of locating the rotation seat 301 and sliding to run through and locating rotation seat 301 middle part of locating the installation shell 1 middle part, and hollow tube 302 outer wall equipartition is equipped with four bar lug 303, rotates seat 301 middle part and sets up respectively in the recess with four bar lug 303 matched with, and hollow tube 302 one end middle part cover is equipped with operation piece 304, and the internal thread mounting groove has been seted up to the hollow tube 302 other end.
Further, uterine curettage subassembly 4 includes connecting cylinder 404 and the scraping ring 401 of locating connecting cylinder 404 one end, the connecting cylinder 404 other end is the opening form, hollow chamber 402 has been seted up at scraping ring 401 middle part, scraping ring 401 surface equipartition is equipped with a plurality of suction holes 403, a plurality of suction holes 403 all are linked together with hollow chamber 402 is inside, connecting cylinder 404 middle part is equipped with communicating pipe 405, the communicating pipe 405 input runs through out with connecting cylinder 404 outside and be linked together with hollow chamber 402, the communicating pipe 405 output is equipped with U type pipe 406.
Further, suction module 5 includes suction tube 501 and locates the collection bottle 507 of suction tube 501 lower extreme, and suction tube 501 rotates with the mount pad through rotary joint 503 to be connected, and the suction tube 501 other end is equipped with gasbag 502, and the gasbag 502 middle part is equipped with first check valve 504 and second check valve 505, and gasbag 502 is linked together through first check valve 504 and suction tube 501 inside, and suction tube 501 inside is equipped with the protection casing 506 with first check valve 504 matched with.
Furthermore, two convex blocks are symmetrically arranged on two sides of the negative expansion frame 205, sliding grooves matched with the convex blocks are respectively formed in the inner wall of the mounting shell 1, a sliding cavity matched with the negative expansion frame 205 is formed in the middle of the mounting shell 1, and the side wall of the mounting shell 1 is arranged on an observation window matched with the scale plate 207; in practical application, the vaginal dilation frame 205 can slide stably along the sliding groove in the installation shell 1, and meanwhile, medical staff can observe scales pointed by the pointer 206 through the observation window, so that the vaginal dilation frame can be conveniently and visually connected with the vaginal opening.
Further, an arc concave surface matched with the collecting bottle 507 is formed on the inner bottom surface of the suction pipe 501, the protective cover 506 is horn-shaped, one end with a small opening is far away from the first one-way valve 504, and an activated carbon adsorption plate is arranged inside the protective cover 506; in practical application, the inside foreign matter of suction tube 501 enters into collecting bottle 507 along the arc concave surface in, avoids foreign matter smell pollution surrounding environment, and inside the peculiar smell entering gasbag 502 was effectively avoided to the inside active carbon adsorption plate of protection casing 506, and protection casing 506 effectively avoids the foreign matter to get into inside gasbag 502 through first check valve 504.
Further, the suction pipe 501 is communicated with the interior of the hollow pipe 302; in practical use, foreign matter cleared from the inner wall of the uterus by the balloon 502 is sucked into the suction tube 501.
Further, a lamp 407 is embedded in the scraping ring 401, and an external thread section matched with the internal thread mounting groove is arranged on the outer side of the connecting cylinder 404; in practical application, the connecting cylinder 404 is firstly in threaded connection with the mounting groove at one end of the hollow tube 302 through threads, and the irradiation lamp 407 works in the uterine curettage cleaning process to facilitate observation and operation of medical staff.
The working principle is as follows: when the vaginal curettage device is used, firstly, the hollow tube 302 after cleaning and disinfection is inserted into the rotating seat 301, then the uterine curettage component 4 after cleaning and disinfection is in threaded connection with the mounting groove at one end of the hollow tube 302 through the connecting cylinder 404, then the vaginal opening is expanded through the vaginal dilation frame 205, medical staff rotates the driving crank 204, the driving crank 204 rotates the external threaded rod 201, the external threaded rod 201 rotates the internal threaded sleeve 203 through threaded connection to move to one side of the driving crank 204, the internal threaded sleeve 203 moves the vaginal dilation frame 205, the vaginal opening is dilated through the mutual matching of the vaginal dilation frames 205 in the two vaginal dilation components 2, the medical staff rotates the driving crank 204 and observes the scale pointed by the pointer 206 through the observation window, and the medical staff can clearly and intuitively know the dilation condition of the vaginal opening;
after the dilatation is completed, a medical worker pinches the operation block 304 through a forefinger and a thumb to enable the air bag 502 to be in the palm center of the hand, then the operation block 304 is pushed forwards to enable the hollow tube 302 to slide along the groove formed in the rotating seat 301, further the scraping ring 401 extends into the uterus, then the operation block 304 is rotated to enable the hollow tube 302 to rotate, the hollow tube 302 rotates to enable the rotating seat 301 to rotate through the mutual matching of the strip-shaped bump 303 and the groove, the scraping ring 401 is further driven to rotate, the scraping ring 401 rotates to scrape the wall of the inner wall of the uterus, and through the mutual matching of the hollow tube 302 and the rotating seat 301, the wall scraping can be performed while the depth of the scraping ring 401 extending into the uterus is adjusted;
when a medical worker scrapes a wall, the air bag 502 is pressed to enable air in the air bag 502 to flow out through the second one-way valve 505, then the pressing on the air bag 502 is released, the air bag 502 sucks through the first one-way valve 504 under the self-resetting action, so that foreign matters cleaned on the inner wall of a uterus are sucked into the hollow cavity 402 through the suction hole 403, then enter the hollow tube 302 through the communicating tube 405 and the U-shaped tube 406, and are sucked into the suction tube 501 and finally fall into the collection bottle 507 under the flow guide action of the arc-shaped concave surface;
after using, medical personnel can dismantle cleaning and disinfecting, convenient next use with expanding cloudy subassembly 2, operation module 3 and suction module 5 respectively.
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. The uterine curettage device for the obstetrics and gynecology department comprises an installation shell (1) and uterine curettage components (4), and is characterized in that two vaginal dilation components (2) are arranged inside the installation shell (1), an operation component (3) is arranged in the middle of the installation shell (1), the two vaginal dilation components (2) are symmetrically distributed on two sides of the operation component (3), one end of the operation component (3) is provided with an installation seat, and the middle of the installation seat is rotatably provided with a suction component (5);
the female expanding component (2) comprises an external thread rod (201) rotatably arranged in the middle of the mounting shell (1), a movable plate (202) slidably arranged in the mounting shell (1) and a driving crank (204) rotatably arranged on the outer side of the mounting shell (1), the output end of the driving crank (204) penetrates into the mounting shell (1) and is connected with the external thread rod (201), an internal thread sleeve (203) is arranged in the middle of the lower end of the movable plate (202), the upper end of the internal thread sleeve (203) penetrates through the middle of the movable plate (202) and is matched with the external thread rod (201), the lower end of the internal thread sleeve (203) is provided with a shadow frame (205), one end of the shadow frame (205) is provided with a pointer (206), the middle part of the inner wall of the installation shell (1) is provided with a scale plate (207) matched with the pointer (206), and the other end of the vaginal-expanding frame (205) penetrates out of the installation shell (1).
2. The uterine curettage device for obstetrics and gynecology department of claim 1, characterized in that, operation subassembly (3) include rotate the seat (301) of locating the installation shell (1) middle part and slide through locate the hollow tube (302) of rotating the seat (301) middle part, hollow tube (302) outer wall equipartition is equipped with four bar lug (303), rotate seat (301) middle part and offer respectively with four bar lug (303) matched with recess, hollow tube (302) one end middle part cover is equipped with operation piece (304), the internal thread mounting groove has been seted up to the hollow tube (302) other end.
3. The uterine curettage device for obstetrics and gynecology department of claim 1, characterized in that, uterine curettage subassembly (4) includes connecting cylinder (404) and scraper ring (401) of locating connecting cylinder (404) one end, the connecting cylinder (404) other end is the open form, hollow chamber (402) have been seted up at scraper ring (401) middle part, scraper ring (401) surface equipartition is equipped with a plurality of suction holes (403), and is a plurality of suction holes (403) all are linked together with hollow chamber (402) inside, connecting cylinder (404) middle part is equipped with communicating pipe (405), communicating pipe (405) input passes through outside with connecting cylinder (404) and is linked together with hollow chamber (402), communicating pipe (405) output is equipped with U type pipe (406).
4. The uterine curettage device for obstetrics and gynecology department of claim 1, characterized in that, the suction assembly (5) comprises a suction tube (501) and a collection bottle (507) arranged at the lower end of the suction tube (501), the suction tube (501) is rotatably connected with the mounting seat through a rotary joint (503), the other end of the suction tube (501) is provided with an air bag (502), the middle part of the air bag (502) is provided with a first one-way valve (504) and a second one-way valve (505), the air bag (502) is communicated with the interior of the suction tube (501) through the first one-way valve (504), and the interior of the suction tube (501) is provided with a protective cover (506) matched with the first one-way valve (504).
5. The uterine curettage device for obstetrics and gynecology department according to claim 1, characterized in that two convex blocks are symmetrically arranged on two sides of the vaginal dilation frame (205), sliding grooves matched with the convex blocks are respectively arranged on the inner wall of the mounting shell (1), a sliding cavity matched with the vaginal dilation frame (205) is arranged in the middle of the mounting shell (1), and an observation window matched with the scale plate (207) is arranged on the side wall of the mounting shell (1).
6. The uterine curettage device for obstetrics and gynecology department according to claim 4, characterized in that the inner bottom surface of the suction tube (501) is provided with an arc concave surface matched with the collection bottle (507), the protection cover (506) is horn-shaped, one end with a small opening is far away from the first one-way valve (504), and the protection cover (506) is internally provided with an activated carbon adsorption plate.
7. A gynecological uterine curettage device according to claim 4, characterized in that the suction tube (501) communicates with the interior of the hollow tube (302).
8. The uterine curettage device for obstetrics and gynecology department according to claim 3, wherein a radiation lamp (407) is embedded inside the curettage ring (401), and an external thread section matched with the internal thread installation groove is arranged outside the connecting cylinder (404).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210076516.9A CN114366256A (en) | 2022-01-24 | 2022-01-24 | Uterine curettage device for obstetrics and gynecology department |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210076516.9A CN114366256A (en) | 2022-01-24 | 2022-01-24 | Uterine curettage device for obstetrics and gynecology department |
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| CN114366256A true CN114366256A (en) | 2022-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210076516.9A Pending CN114366256A (en) | 2022-01-24 | 2022-01-24 | Uterine curettage device for obstetrics and gynecology department |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2429792C1 (en) * | 2010-04-21 | 2011-09-27 | Муниципальное учреждение здравоохранения "1-я Городская клиническая больница им. Ю.А. Гордеева" комитета здравоохранения администрации г. Саратова | Uterine cavity vacuum aspiration tip |
| CN108618833A (en) * | 2017-03-22 | 2018-10-09 | 张玉华 | Gynecological curette |
| CN211560301U (en) * | 2019-10-29 | 2020-09-25 | 王琰 | Uterine curettage device for obstetrics and gynecology department |
| CN212630738U (en) * | 2020-04-13 | 2021-03-02 | 泰州市中医院 | Vaginal dilator |
| CN212699079U (en) * | 2020-03-20 | 2021-03-16 | 中国人民解放军总医院第五医学中心 | Gynaecology and obstetrics is with clear palace equipment |
| CN213249584U (en) * | 2020-08-10 | 2021-05-25 | 刘麟凤 | Uterine curettage device for obstetrics and gynecology department |
| CN213910463U (en) * | 2020-11-17 | 2021-08-10 | 杨晓红 | Clinical novel uterine curettage ware of gynaecology and obstetrics |
| CN214128736U (en) * | 2020-11-25 | 2021-09-07 | 席洁洁 | Gynaecology and obstetrics is with novel uterine curettage device |
-
2022
- 2022-01-24 CN CN202210076516.9A patent/CN114366256A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2429792C1 (en) * | 2010-04-21 | 2011-09-27 | Муниципальное учреждение здравоохранения "1-я Городская клиническая больница им. Ю.А. Гордеева" комитета здравоохранения администрации г. Саратова | Uterine cavity vacuum aspiration tip |
| CN108618833A (en) * | 2017-03-22 | 2018-10-09 | 张玉华 | Gynecological curette |
| CN211560301U (en) * | 2019-10-29 | 2020-09-25 | 王琰 | Uterine curettage device for obstetrics and gynecology department |
| CN212699079U (en) * | 2020-03-20 | 2021-03-16 | 中国人民解放军总医院第五医学中心 | Gynaecology and obstetrics is with clear palace equipment |
| CN212630738U (en) * | 2020-04-13 | 2021-03-02 | 泰州市中医院 | Vaginal dilator |
| CN213249584U (en) * | 2020-08-10 | 2021-05-25 | 刘麟凤 | Uterine curettage device for obstetrics and gynecology department |
| CN213910463U (en) * | 2020-11-17 | 2021-08-10 | 杨晓红 | Clinical novel uterine curettage ware of gynaecology and obstetrics |
| CN214128736U (en) * | 2020-11-25 | 2021-09-07 | 席洁洁 | Gynaecology and obstetrics is with novel uterine curettage device |
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