CN219109672U - Rear fornix puncture outfit - Google Patents
Rear fornix puncture outfit Download PDFInfo
- Publication number
- CN219109672U CN219109672U CN202223029533.1U CN202223029533U CN219109672U CN 219109672 U CN219109672 U CN 219109672U CN 202223029533 U CN202223029533 U CN 202223029533U CN 219109672 U CN219109672 U CN 219109672U
- Authority
- CN
- China
- Prior art keywords
- puncture
- needle
- liquid suction
- needle tube
- tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000007788 liquid Substances 0.000 claims abstract description 54
- 238000007789 sealing Methods 0.000 claims description 14
- 230000006378 damage Effects 0.000 abstract description 8
- 210000000056 organ Anatomy 0.000 abstract description 7
- 238000000605 extraction Methods 0.000 abstract description 6
- 210000000683 abdominal cavity Anatomy 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 8
- 210000001215 vagina Anatomy 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 201000009273 Endometriosis Diseases 0.000 description 1
- 206010061218 Inflammation Diseases 0.000 description 1
- 206010034236 Pelvic abscess Diseases 0.000 description 1
- 230000003187 abdominal effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 210000003679 cervix uteri Anatomy 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000003511 ectopic pregnancy Diseases 0.000 description 1
- 230000002888 effect on disease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000004054 inflammatory process Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000001850 reproductive effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Landscapes
- External Artificial Organs (AREA)
Abstract
The utility model provides a rear fornix puncture outfit, which comprises a puncture tube assembly (10), a liquid suction needle tube (20), a puncture needle (30) and a hose (40); the puncture tube assembly (10) comprises a fixed part (11), a rotating part (12), a connecting rod (13) and a piston (14); a branch pipe (112) is arranged on one side of the fixing part (11), and one end of the branch pipe (112) far away from the fixing part (11) is communicated with the hose (40). The puncture outfit can ensure that the needle head effectively pierces the back fornix part during the puncture, avoid the damage of the tip of the needle head to other organs or tissues in the abdominal cavity during the liquid extraction process, avoid the secondary damage to the patient, and increase the success rate of the back fornix puncture liquid extraction; simultaneously, this puncture ware is realized taking out liquid in the outside through the form of intercommunication hose, and the operating physician of being convenient for is taken out and is hard, avoid too much occupation space, and the operating physician of being convenient for observes.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to a rear fornix puncture outfit.
Background
The vaginal vault is an anatomical location of female reproductive organs, which is mainly located behind the top and cervix of the vagina, and can be divided into left vault, right vault, front vault and rear vault according to location, wherein the vaginal rear vault is the deepest place of the vaginal vault. Many gynecological examinations clinically pass through the posterior fornix, where fluid tends to accumulate as inflammation exudes and bleeds. For example: the female with ectopic pregnancy has abdominal bleeding, and can draw blood through the back fornix puncture; when a woman with endometriosis is examined, the woman can touch the nodule at the back fornix part, and the woman has an auxiliary effect on disease diagnosis; women with pelvic abscess can puncture and drain through the vaginal vault.
The Chinese patent document CN205795729U discloses a transvaginal fornix puncture outfit, which comprises a needle cylinder, wherein a needle seat is fixed on one end of the needle cylinder, a puncture needle head is fixed on the needle seat, a piston and a push rod for pushing the piston to reciprocate are arranged in the other end of the needle cylinder, a handle is arranged below the other end of the needle cylinder, a fixing device for fixing the transvaginal fornix puncture outfit is arranged at the bottom of the handle, a thumb pushing part is arranged at the outer end part of the push rod, and a movable clamping sleeve is sleeved on the periphery of the needle cylinder; the holding part is increased by arranging the handle, so that the force applied by a doctor is facilitated; the movable cutting sleeve covers the outside of the needle after the puncture and extraction, so that the puncture injury after the extraction is avoided. However, the rear fornix puncture outfit only covers the needle after extraction (namely after puncture is finished), the tip of the needle is still exposed in the process of extracting the rear fornix, other organs or tissues in the abdominal cavity are easily damaged, the success rate of the rear fornix puncture and extraction is influenced, and secondary damage is caused to a patient at the same time; in addition, the vagina space is very narrow when the back fornix punctures, and the holding part is added, so that the force of an operating doctor can be conveniently applied, but the space at the vagina is reduced, the sight of the operating doctor is blocked, and the observation in the puncturing and sucking processes is not facilitated.
Disclosure of Invention
Aiming at the problems existing in the prior art, the utility model aims to provide a rear fornix puncture outfit, which not only can ensure that a needle head effectively pierces the rear fornix part during puncture, but also can prevent the tip of the needle head from damaging other organs or tissues in the abdominal cavity during liquid suction, thereby avoiding secondary injury to a patient and increasing the success rate of liquid suction by the puncture of the rear fornix; simultaneously, this puncture ware is realized taking out liquid in the outside through the form of intercommunication hose, and the operating physician of being convenient for is taken out and is hard, avoid too much occupation vagina department's space, and the operating physician of being convenient for observes.
The aim of the utility model is achieved by the following technical scheme:
a posterior fornix puncture outfit, characterized in that: comprises a puncture tube assembly, a liquid suction needle tube, a puncture needle and a hose; the puncture tube assembly comprises a fixed part, a rotating part, a connecting rod and a piston, wherein a cavity is formed in the fixed part, the liquid suction needle tube is arranged at one end of the fixed part and is communicated with the cavity, the rotating part is arranged at one end of the fixed part far away from the liquid suction needle tube, the piston is arranged in the cavity, a puncture needle is arranged on one side surface of the piston, which is close to the liquid suction needle tube, the puncture needle penetrates through the liquid suction needle tube (namely, the diameter of the liquid suction needle tube is larger than that of the puncture needle), and a connecting rod is arranged on one side surface of the piston, which is far away from the puncture needle, penetrates through the fixed part and is in rotary connection with the rotating part; one side of the fixing part is provided with a branch pipe communicated with the cavity, and one end of the branch pipe away from the fixing part is communicated with the hose.
Preferably, the cross section of the rotating part is of a concave structure, and the inner wall of the rotating part is in threaded connection with the outer wall of one end of the fixed part, which is far away from the liquid suction needle tube.
Preferably, the inner cavity of the fixed part is provided with a sealing rubber plug at one side close to the rotating part, and the connecting rod penetrates through the sealing rubber plug and is in sliding connection.
Preferably, in order to avoid the connecting rod from following the rotation of the rotating portion, the cross section of the connecting rod is set to be any one of a cross shape, a regular pentagon shape, a regular hexagon shape, a regular octagon shape or a spline.
Preferably, the end of the puncture needle remote from the fixing part (i.e. the tip) is configured as a bevel or pointed needle.
Preferably, the liquid-drawing needle tube is of a conical structure inclined away from the fixing part, and the outer part of the end part of the liquid-drawing needle tube away from the fixing part is arranged in an arc shape; the minimum inner diameter of the liquid-drawing needle tube is larger than the maximum diameter of the puncture needle (namely, a gap is formed between the inner wall of the liquid-drawing needle tube and the outer wall of the puncture needle); the inner wall of one end of the liquid sucking needle tube far away from the fixing part is provided with a sealing ring, and the inner wall of the sealing ring is contacted with the outer wall of the puncture needle (when the needle tip of the puncture needle exposes out of the liquid sucking needle tube).
Preferably, the branch pipe and the connecting port of the fixing part are arranged on the side surface of the piston away from the puncture needle (when the tip of the puncture needle is exposed out of the liquid sucking needle tube).
Preferably, the end of the hose remote from the branch pipe is provided with a syringe connection.
Preferably, the length of the puncture needle is larger than that of the liquid-drawing needle tube, and the length of the liquid-drawing needle tube is not smaller than the sum of the lengths of the fixed part and the rotating part (when the puncture needle tip is positioned in the liquid-drawing needle tube).
Preferably, the outer part of the liquid-drawing needle tube is provided with scales.
The utility model has the following technical effects:
according to the method, the puncture needle is made to puncture the rear fornix by holding the puncture tube assembly, and the liquid suction needle tube is driven to puncture the rear fornix together, so that the puncture of the rear fornix is realized; then, realize the pjncture needle relative movement through rotating between rotation portion and the fixed part to make the pjncture needle retrieve to the drawing liquid needle inslot, drawing liquid needle tubing flat head tip exposes in back vault, avoid in the drawing liquid process pjncture needle tip to other organs or tissues in the abdominal cavity cause the damage, effectively protect other organs or tissues, guarantee puncture, go on smoothly of drawing liquid process, guarantee puncture, drawing liquid's success rate, reduce puncture, drawing liquid process and cause the risk probability of secondary injury to the patient. In addition, this application realizes the drawing liquid through the cooperation between branch pipe, hose and piston, connecting rod, the fixed part through the outside to avoid the inconvenient problem of operation of narrow and small drawing liquid space, ensure the success rate of drawing liquid and the effective observation of operating doctor at the drawing liquid in-process.
Drawings
FIG. 1 is a schematic diagram of the structure of a rear fornix puncture outfit (the state that the puncture needle tip is exposed out of the liquid-drawing needle tube) according to the embodiment of the utility model.
Fig. 2 is a partial enlarged view of a in fig. 1.
FIG. 3 is a schematic view of the structure of the posterior fornix punch (the state where the tip of the punch needle is positioned inside the liquid-drawing needle tube) according to the embodiment of the present utility model.
Fig. 4 is a partial enlarged view of B in fig. 3.
Wherein, 10, puncture tube assembly; 11. a fixing part; 12. a rotating part; 13. a connecting rod; 14. a piston; 111. sealing the rubber plug; 112. a branch pipe; 20. a liquid suction needle tube; 21. a seal ring; 30. a puncture needle; 40. a hose; 41. a syringe connection.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1:
as shown in fig. 1 to 4, a posterior fornix puncture outfit is characterized in that: comprises a puncture tube assembly 10, a liquid suction needle tube 20, a puncture needle 30 and a hose 40; the puncture tube assembly 10 comprises a fixing part 11, a rotating part 12, a connecting rod 13 and a piston 14, wherein a cavity is arranged in the fixing part 10, the liquid suction needle tube 20 is arranged at one end of the fixing part 10 and communicated with the cavity (as shown in fig. 1 and 3, a through hole is arranged at the hollow part of the fixing part 10 corresponding to the liquid suction needle tube 20, the hollow communication between the cavity and the liquid suction needle tube 20 is realized by utilizing the through hole, the technical staff can understand that), the rotating part 12 is arranged at one end of the fixing part 11 far away from the liquid suction needle tube 20, the cross section of the rotating part 20 is in a concave structure (as shown in fig. 1 and 3), the inner wall of the rotating part 20 (the concave structure) is in threaded connection with the outer wall of one end of the fixing part 10 far away from the liquid suction needle tube 20, the piston 14 is arranged in the cavity, the side surface (fixed) of the piston 14 near the liquid suction needle tube 20 is provided with a puncture needle 30 (the outer wall of the piston 14 is in sealed contact with the inner wall of the cavity), the puncture needle 30 penetrates through the liquid suction needle tube 20 (namely the diameter of the liquid suction needle tube 20 is larger than the puncture needle 30), and the side surface (fixed) of the piston 14 far away from the puncture needle 30 is provided with the connecting rod 13 penetrating the fixing part 11, and is connected with the rotating part 12; in order to avoid the connecting rod 13 from following the rotation of the rotating portion 12, the cross section of the connecting rod 13 is set to be any one of a cross shape, a regular pentagon shape, a regular hexagon shape, a regular octagon shape or a spline (the side surface of one side of the connecting rod 13 penetrating the fixing portion 11 is correspondingly provided with a cross shape hole, a regular pentagon shape hole, a regular hexagon shape hole, a regular octagon shape hole or a spline shape hole, thereby ensuring that the connecting rod 13 is in sliding connection with the corresponding side surface of the fixing portion 11, as can be understood by those skilled in the art). One side of the fixing portion 11 is provided with a branch pipe 112 communicated with the cavity, and one end of the branch pipe 112 away from the fixing portion 11 is communicated with the hose 40 (as shown in fig. 1 and 3), and the length of the hose 40 is set according to actual requirements.
The inner cavity of the fixed part 11 is provided with a sealing rubber plug 111 (as shown in fig. 1 and 3) at one side (fixed) close to the rotating part 12, and the connecting rod 13 penetrates through the sealing rubber plug 111 and is in sliding connection (namely, the sealing rubber plug 111 is provided with a cross hole, a regular pentagon hole, a regular hexagon hole, a regular octagon hole or a spline hole corresponding to the connecting rod 13).
The end (i.e., tip) of the puncture needle 30 remote from the fixing portion 11 is provided as a bevel-mouth needle or a spike needle (bevel-mouth needle in this embodiment, as shown in fig. 2 and 4).
The drawing needle tube 20 is of a conical structure inclined away from the fixed part 11 (as shown in fig. 1 and 3, namely, the diameter of the drawing needle tube 20 gradually decreases from the position close to the fixed part 11 to the position away from the fixed part 11), and the outer part of the end part of the drawing needle tube 20 away from the fixed part 11 is provided with an arc shape (as shown in fig. 2 and 4); the minimum inner diameter of the liquid-drawing needle tube 20 is larger than the maximum diameter of the puncture needle 30 (namely, a gap is formed between the inner wall of the liquid-drawing needle tube 20 and the outer wall of the puncture needle 30, and because the liquid-drawing needle tube 20 is in a conical structure and the trunk part of the puncture needle 30 is in a cylindrical structure, the gap between the outer wall of the puncture needle 30 and the inner wall of the liquid-drawing needle tube 20 is larger as approaching the fixing part 11, as shown in fig. 1 and 3); the inner wall of the end of the liquid-drawing needle tube 20 far away from the fixing part 11 is provided with a sealing ring 21 (as shown in fig. 2 and 4), and the inner wall of the sealing ring 21 is contacted with the outer wall of the puncture needle 30 (when the tip of the puncture needle 30 is exposed out of the liquid-drawing needle tube 20, as shown in fig. 2).
The branch pipe 112 is provided at a side surface of the piston 14 away from the puncture needle 30 (when the tip of the puncture needle 30 is exposed to the drawing needle tube 20, as shown in fig. 1) at a communication port portion with the fixing portion 11.
The end of the hose 40 remote from the branch pipe 112 is provided with a syringe connection 41 for connection of a syringe.
The length of the puncture needle 30 is greater than that of the liquid-drawing needle tube 20, and the length of the liquid-drawing needle tube 20 is not less than the sum of the lengths of the fixed part 11 and the rotating part 12 (when the tip of the puncture needle 30 is positioned inside the liquid-drawing needle tube 20, as shown in fig. 3).
The exterior of the access needle cannula 20 is provided with graduations to facilitate the operator's reading of the depth of penetration.
Working principle:
the initial state of the vault piercer after this application is shown in fig. 1, i.e., the tip of the lancet 30 is exposed through the access needle tube 20. When in use, after the operation doctor holds the puncture tube assembly 10 to puncture the whole patient, the whole puncture tube assembly 10 is fixed through the branch pipe 112, and the hose 40 is led out; then, the rotating part 12 is rotated (a rotating handle can be arranged at one end of the rotating part 12 far away from the fixing part 11, so that the rotating operation is convenient), because the fixing part 11 is hard-limited through the branch pipe 112, the fixing part 11 does not rotate along with the rotating part, the rotating part 12 moves to the left side in the direction shown in fig. 1 in the rotating process, and then the piston 14 is driven to move to the left side in the direction shown in fig. 1 through the connecting rod 13, the piston 14 firstly drives the puncture needle 30 to move, so that the needle tip of the puncture needle 30 is retracted into the liquid suction needle tube 20, the damage of the needle tip to other organs or tissues in the abdominal cavity is avoided, secondly, the liquid in the back fornix is pre-extracted through extrusion force, the liquid is positioned between the side surface of the piston 14 close to the liquid suction needle tube 20 and the inner wall of the cavity, and the rotated structure is shown in fig. 3. After that, the outer wall syringe is connected to the syringe connection section 41, and the syringe is drawn out of the liquid through the hose 40 and the branch pipe 112.
Example 2:
as a further refinement of the present application, the present application also provides a posterior fornix puncture assembly, including a posterior fornix puncture device, a vaginal speculum, cervical clamps, and a syringe as described in embodiment 1, wherein the vaginal speculum adopts a vaginal speculum structure common in the art and is provided with a positioning clip or a positioning clamp for fixedly positioning the branch pipe 112, and the cervical clamps and the syringe both adopt devices common in the art.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A posterior fornix puncture outfit, characterized in that: comprises a puncture tube assembly, a liquid suction needle tube, a puncture needle and a hose; the puncture tube assembly comprises a fixed part, a rotating part, a connecting rod and a piston, wherein a cavity is formed in the fixed part, the liquid suction needle tube is arranged at one end of the fixed part and is communicated with the cavity, the rotating part is arranged at one end of the fixed part far away from the liquid suction needle tube, the piston is arranged in the cavity, a puncture needle is arranged on one side surface of the piston, which is close to the liquid suction needle tube, the puncture needle penetrates through the liquid suction needle tube, and a connecting rod is arranged on one side surface of the piston, which is far away from the puncture needle, penetrates through the fixed part and is in rotary connection with the rotating part; one side of the fixing part is provided with a branch pipe communicated with the cavity, and one end of the branch pipe away from the fixing part is communicated with the hose.
2. The posterior fornix perforator of claim 1, wherein: the cross section of the rotating part is of a concave structure, and the inner wall of the rotating part is in threaded connection with the outer wall of one end of the fixed part, which is far away from the liquid suction needle tube.
3. The posterior fornix perforator of claim 1, wherein: the inner cavity of the fixed part is provided with a sealing rubber plug at one side close to the rotating part, and the connecting rod penetrates through the sealing rubber plug and is in sliding connection.
4. The posterior fornix perforator of claim 1, wherein: the cross section of the connecting rod is set to be any one of a cross shape, a regular pentagon, a regular hexagon, a regular octagon or a spline.
5. The posterior fornix perforator of claim 1, wherein: one end of the puncture needle far away from the fixing part is provided with a bevel-mouth needle head or a sharp-mouth needle head.
6. The posterior fornix perforator of claim 1, wherein: the liquid suction needle tube is of a conical structure which is inclined away from the fixing part, and the outer part of the end part of the liquid suction needle tube, which is away from the fixing part, is arranged in an arc shape; the minimum inner diameter of the liquid suction needle tube is larger than the maximum diameter of the puncture needle; the inner wall of one end of the liquid suction needle tube, which is far away from the fixing part, is provided with a sealing ring, and the inner wall of the sealing ring is contacted with the outer wall of the puncture needle.
7. The posterior fornix perforator of claim 1, wherein: the branch pipe and the fixed part communicating opening are arranged on the side surface of the piston, which is far away from the puncture needle.
8. The posterior fornix perforator of claim 1, wherein: one end of the hose, which is far away from the branch pipe, is provided with a syringe connecting part.
9. The posterior fornix perforator of claim 1, wherein: the outer part of the liquid suction needle tube is provided with scales.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223029533.1U CN219109672U (en) | 2022-11-15 | 2022-11-15 | Rear fornix puncture outfit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223029533.1U CN219109672U (en) | 2022-11-15 | 2022-11-15 | Rear fornix puncture outfit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219109672U true CN219109672U (en) | 2023-06-02 |
Family
ID=86530159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223029533.1U Active CN219109672U (en) | 2022-11-15 | 2022-11-15 | Rear fornix puncture outfit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219109672U (en) |
-
2022
- 2022-11-15 CN CN202223029533.1U patent/CN219109672U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5951490A (en) | Endometrial tissue curette | |
| US3777743A (en) | Endometrial sampler | |
| CN108992144B (en) | Dilating sheath and endoscope with dilating sheath | |
| WO1999052441A1 (en) | Method and apparatus for sonographic examination, biopsy, and excision | |
| US20150057565A1 (en) | Apparatus and method for ovarian cancer screening | |
| CN219109672U (en) | Rear fornix puncture outfit | |
| CN212816349U (en) | Intelligent puncture sampling device for gynecological tumor | |
| CN205339009U (en) | Negative pressure endometrium sampler | |
| CN213551974U (en) | Curet for gynecological and obstetrical operation | |
| CN213345753U (en) | Clinical biopsy sampling device that uses of medical oncology | |
| CN2827280Y (en) | Multi-functional air-sac type puncture guiding means | |
| CN1094749C (en) | Multi-function suction device for medical use | |
| CN205514807U (en) | Novel ultrasonic guidance uses controllable tapping device | |
| CN212261470U (en) | Clinical apparatus for obstetrics and gynecology department | |
| CN212913259U (en) | Biopsy sampler for oncology department | |
| CN211325467U (en) | A negative pressure egg retrieval device | |
| CN210811425U (en) | Cleaning structure for curettage in obstetrics and gynecology | |
| CN210383941U (en) | Improved testicle puncture biopsy device | |
| CN210249909U (en) | Tissue sampling device for breast biopsy | |
| CN209153837U (en) | Vaginal wall point of puncture hemostasis device after a kind of supplementary reproduction oocyte retrieval | |
| CN222265825U (en) | Non-lactation mastitis lavage device | |
| RU198317U1 (en) | DEVICE FOR COLLECTING WATERFAN WATERS | |
| CN214907346U (en) | Endometrium biopsy sampling device | |
| CN210871959U (en) | Obstetrical membrane rupture needle | |
| CN214907888U (en) | Artificial membrane rupture device for delivery room |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |