CN108888322A - A kind of obstetrics' artificial membrane rupture amniotic fluid drainage combined device - Google Patents
A kind of obstetrics' artificial membrane rupture amniotic fluid drainage combined device Download PDFInfo
- Publication number
- CN108888322A CN108888322A CN201810573961.XA CN201810573961A CN108888322A CN 108888322 A CN108888322 A CN 108888322A CN 201810573961 A CN201810573961 A CN 201810573961A CN 108888322 A CN108888322 A CN 108888322A
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- amniotic fluid
- screw thread
- hole
- gasket
- catheter
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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
- A61B17/4208—Instruments for rupturing the amniotic membrane
-
- A61M1/0001—
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/60—Containers for suction drainage, adapted to be used with an external suction source
- A61M1/63—Containers for suction drainage, adapted to be used with an external suction source with means for emptying the suction container, e.g. by interrupting suction
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Public Health (AREA)
- Surgery (AREA)
- Biomedical Technology (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Hematology (AREA)
- Gynecology & Obstetrics (AREA)
- Pregnancy & Childbirth (AREA)
- Reproductive Health (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Anesthesiology (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- External Artificial Organs (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The invention discloses a kind of obstetrics' artificial membrane rupture amniotic fluid drainage combined devices, including collecting box, the upper surface of the collecting box is connected with the bottom end of water inlet pipe, the top of the water inlet pipe extends in connecting tube and is fixedly connected with the lower surface of the first gasket, and the top of connecting tube is connected with the bottom end of catheter, and the outer surface of water inlet pipe is fixedly connected with fixing sleeve.Obstetrics' artificial membrane rupture amniotic fluid drainage combined device, pass through connecting tube, the mutual cooperation of internal screw thread, external screw thread, first through hole, the second through-hole, fixing sleeve, the first gasket, the second gasket and limited block, catheter drives internal screw thread rotation by connecting tube, pass through setting internal screw thread and external screw thread, make air bag and drain tube body that installation be fixed, after catheter use, it is dismantled by internal screw thread and external screw thread, clean catheter and collecting box, it avoids bacterium and remains in catheter and can not clean, improve the agility of catheter cleaning process.
Description
Technical field
The present invention relates to obstetrics' rupture of membranes technical field, specially a kind of obstetrics' artificial membrane rupture amniotic fluid drainage combined device.
Background technique
Amniotic fluid is aqueous liquid, surrounds liner and writes entamniotic embryo.Amniotic fluid can be move freely by embryo, will not allow son
Palace wall pressure it is too tight.Amniotic fluid also provides buoyancy.Further, since the specific heat capacity of water is high, amniotic fluid can provide fetus one steady temperature
Environment, amniotic fluid also production when lubricate vagina.Amnion starts to grow up and pour water after two weeks in fertilization.It is had when amniorrhexis
A little water flow out external (being commonly called as one's water breaks), and most water still stays in intrauterine until fetal birth.
A kind of " obstetrics and gynecology department amniotic fluid rupture of membranes drainage device " (patent No. is disclosed according to Chinese patent：
CN207286118U), including amniotic fluid drainage tube, collecting cover, air bag and catch box, amniotic fluid drainage tube front end connect afflux
It covers, rupture of membranes spine is connected on the inner wall of collecting cover upper end, the amniotic fluid draft tube bottom passes through connector and connects catheter, drain
Tube bottom end connects catch box, and catch box upper end is equipped with escape pipe, and it is inconvenient to use to solve medical staff, is not suitable for woman's production
The drainage of section's amniotic fluid rupture of membranes uses, and especially its drainage tube is easy to skid off from intravaginal, and fixed effect is poor, and amniotic fluid film punctures safety
Low problem.But the structure of catheter and amniotic fluid drainage tube and catch box in the patent is fixed together, drainage tube is not easy
Disassembly, it is excessively troublesome during cleaning and sterilizing, it causes not washing clean clearly and is easy to make bacteria breed, bring prestige to human health
The side of body.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, it the present invention provides a kind of obstetrics' artificial membrane rupture amniotic fluid drainage combined device, solves and leads
Liquid pipe and the structure of amniotic fluid drainage tube and catch box are fixed together, and drainage tube is not easy to disassemble, mistake during cleaning and sterilizing
In trouble, causes not washing clean clearly and be easy the problem of making bacteria breed, bringing threat to human health.
(2) technical solution
To achieve the above object, the present invention provides the following technical solutions：A kind of obstetrics' artificial membrane rupture amniotic fluid drainage combined device, packet
Collecting box is included, the upper surface of the collecting box is connected with the bottom end of water inlet pipe, and the top of the water inlet pipe extends to connecting tube
It is interior and be fixedly connected with the lower surface of the first gasket, and the top of connecting tube is connected with the bottom end of catheter, and water inlet pipe
Outer surface be fixedly connected with fixing sleeve, the outer surface of the fixing sleeve is provided with external screw thread, and external screw thread and internal screw thread screw thread
The inner wall of connecting tube is arranged in connection, the internal screw thread.
The upper surface of first gasket offers first through hole, and under the upper surface of first through hole and the second through-hole
Surface is connected, and second through-hole is provided with the lower surface of the second gasket, and the lower surface of the second gasket and first close
The upper surface of packing overlaps, and the outer surface of second gasket is fixedly connected with the inner surface of connecting tube.
The lower surface of second gasket is fixedly connected with the upper surface of limited block, and the outer surface of limited block and connection
The inner surface of pipe is fixedly connected, the outer surface overlap joint of the inner surface of the limited block and the first gasket.
Preferably, the left side of the collecting box is connected with the right end of liquid discharge device, and the right side of collecting box and suction
The left end of device of air is connected.
Preferably, the top of the catheter is connected with the lower surface of liquid sucting port, and the lower surface of liquid sucting port inner wall is solid
There are two membrane puncture needles for fixed connection.
Preferably, the liquid discharge device includes outlet tube, and the right end of outlet tube is connected with the left side of collecting box, institute
The upper surface for stating outlet tube is provided with valve.
Preferably, the getter device includes the first check valve, and the right side of the left side of the first check valve and collecting box
Face is connected, and the right side of first check valve is connected by hose with the left side of air bag, and the right side of air bag with
The left side of second one-way valve is connected.
Preferably, the first through hole and the shape of the second through-hole are circle, and the diameter of first through hole is greater than second
The diameter of through-hole.
(3) beneficial effect
The present invention provides a kind of obstetrics' artificial membrane rupture amniotic fluid drainage combined devices, have following beneficial effect：
(1), obstetrics' artificial membrane rupture amniotic fluid drainage combined device, passes through connecting tube, internal screw thread, external screw thread, first through hole, second
The mutual cooperation of through-hole, fixing sleeve, the first gasket, the second gasket and limited block, when medical staff carries out amniotic fluid to puerpera
After the completion of drainage, medical staff rotate catheter, catheter by connecting tube drive internal screw thread rotation, by setting internal screw thread with
External screw thread makes air bag and drain tube body that installation be fixed, and after catheter use, carries out by internal screw thread and external screw thread
Disassembly, cleans catheter and collecting box, avoids bacterium and remain in catheter and can not clean, it is clear to improve catheter
Wash the agility of journey.
(2), obstetrics' artificial membrane rupture amniotic fluid drainage combined device, passes through the phase interworking of getter device, liquid discharge device and collecting box
It closes, medical staff is discharged again by extruding gasbag, during air bag restores shape, amniotic fluid is made to be drawn into receipts by liquid sucting port
In header, air bag the first check valve and under the action of second one-way valve, avoid the reflux of gas, be convenient for medical staff couple
Amniotic fluid is drained.
(3), obstetrics' artificial membrane rupture amniotic fluid drainage combined device passes through the first gasket, the second gasket, first through hole,
The mutual cooperation of two through-holes, limited block and connecting tube, the first gasket are fitted closely with the second gasket, make first through hole and
It is bonded between two through-holes, since the cross section of first through hole is greater than the cross section of the second through-hole, amniotic fluid can only pass through catheter stream
Out, the second through-hole first through hole is sequentially passed through, is being entered in water inlet pipe, the sealing between collecting box and catheter is improved
Property, and structure of the invention is compact, design is rationally, practical.
Detailed description of the invention
Fig. 1 is the schematic diagram of the section structure that the present invention faces；
Fig. 2 is the structural schematic diagram of left view of the present invention；
Fig. 3 is the structural schematic diagram amplified at A of the present invention.
In figure：1 collecting box, 2 water inlet pipes, 3 catheters, 4 connecting tubes, 5 fixing sleeves, 6 internal screw threads, 7 external screw threads, 8 first lead to
Hole, 9 first gaskets, 10 second through-holes, 11 second gaskets, 12 liquid sucting ports, 13 membrane puncture needles, 14 liquid discharge devices, 141 valves,
142 outlet tubes, 15 getter devices, 151 first check valves, 152 hoses, 153 air bags, 154 second one-way valves, 16 limited blocks.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As shown in Figure 1-3, the present invention provides a kind of technical solution：A kind of obstetrics' artificial membrane rupture amniotic fluid drainage combined device, including
The left side of collecting box 1, collecting box 1 is connected with the right end of liquid discharge device 14, and liquid discharge device 14 includes outlet tube 142, passes through
Liquid discharge device 14 is set, and after the completion of amniotic fluid drains work, medical staff opens valve 141, and amniotic fluid is discharged by outlet tube 142
Collecting box 1 clears up the amniotic fluid being collected into convenient for medical staff, and the left side of the right end of outlet tube 142 and collecting box 1
It is connected, the upper surface of outlet tube 142 is provided with valve 141, and the right side of collecting box 1 is connected with the left end of getter device 15
Logical, by the way that getter device 15 is arranged, medical staff is discharged again by extruding gasbag 153, and air bag 153 restores the process of shape
In, it is drawn into amniotic fluid in collecting box 1 by liquid sucting port 12, getter device 15 includes the first check valve 151, and the first check valve
151 left side is connected with the right side of collecting box 1, and the right side of the first check valve 151 passes through hose 152 and air bag 153
Left side be connected, and the right side of air bag 153 is connected with the left side of second one-way valve 154, and it is single to pass through setting first
To valve 151 and second one-way valve 154, when air bag 153 receives extruding, the gas in air bag 153 is discharged by second one-way valve 154
To outside collecting box 1, the first check valve 151 obstructs gas, avoids gas and flows back in hose 152, works as medical staff
Discharge air bag 153, air bag 153 restore shape during, amniotic fluid is drawn into collecting box 1 by catheter 3, collecting box 1 it is upper
Surface is connected with the bottom end of water inlet pipe 2, and the top of water inlet pipe 2 extends in connecting tube 4 and the lower surface with the first gasket 9
It is fixedly connected, and the top of connecting tube 4 is connected with the bottom end of catheter 3, by the way that catheter 3 is arranged, makes amniotic fluid by drain
Pipe 3 enters in collecting box 1, and convenient for the progress of amniotic fluid drainage work, the top of catheter 3 is connected with the lower surface of liquid sucting port 12
It is logical, and the lower surface of 12 inner wall of liquid sucting port is fixedly connected there are two membrane puncture needle 13, by the way that membrane puncture needle 13 is arranged, membrane puncture needle 13 is to sheep
Moisture film is punctured, and amniotic fluid is smoothly flowed out, and the outer surface of water inlet pipe 2 is fixedly connected with fixing sleeve 5, the appearance of fixing sleeve 5
Face is provided with external screw thread 7, and external screw thread 7 is threadedly coupled with internal screw thread 6, by setting internal screw thread 6 and external screw thread 7, when catheter 3
It after use, is dismantled by internal screw thread 6 and external screw thread 7, cleans catheter 3 and collecting box 1, it is residual to avoid bacterium
Staying in catheter 3 can not clean, and improve the agility of 3 cleaning process of catheter, and internal screw thread 6 is arranged in connecting tube 4
Wall.
The upper surface of first gasket 9 offers first through hole 8, and the upper surface of first through hole 8 and the second through-hole 10
Lower surface is connected, and the shape of first through hole 8 and the second through-hole 10 is circle, and the diameter of first through hole 8 is greater than second and leads to
The diameter in hole 10, since the cross section of first through hole 8 is greater than the cross section of the second through-hole 10, amniotic fluid can only be flowed by catheter 3
Out, 10 first through hole 8 of the second through-hole is sequentially passed through, is entering in water inlet pipe 2, is improving between collecting box 1 and catheter 3
Leakproofness, the second through-hole 10 are provided with the lower surface of the second gasket 11, and the lower surface of the second gasket 11 and the first sealing
The upper surface of pad 9 overlaps, and by the first gasket 9 of setting and the second gasket 11, makes the company between water inlet pipe 2 and catheter 3
It connects more tightly, avoids the leakage of amniotic fluid in amniotic fluid drainage process, the outer surface of the second gasket 11 and the interior table of connecting tube 4
Face is fixedly connected.
The lower surface of second gasket 11 is fixedly connected with the upper surface of limited block 16, and the outer surface of limited block 16 and company
The inner surface of adapter tube 4 is fixedly connected, by be arranged limited block 16, enable 9 outer surface of the first gasket just with limited block 16
Inner surface fitting, not only facilitated the stabilization of 9 position of the first gasket, but also improve the first gasket 9 and the second gasket 11
Between leakproofness limited block 16 inner surface and the first gasket 9 outer surface overlap.
In use, firstly, medical staff is discharged again by extruding gasbag 153, and air bag 153 is extensive in use device
During complex shape, it is drawn into amniotic fluid in collecting box 1 by liquid sucting port 12, then, medical staff opens valve 141, amniotic fluid
Collecting box 1 is discharged by outlet tube 142, then, after the completion of medical staff carries out amniotic fluid drainage to puerpera, medical staff's rotation
Catheter 3, catheter 3 drive internal screw thread 6 to rotate, are dismantled by internal screw thread 6 and external screw thread 7, make drain by connecting tube 4
Pipe 3 and collecting box 1 are easy to clean.
It can to sum up obtain, which passes through connecting tube 4, internal screw thread 6, external screw thread 7, first
The mutual cooperation of through-hole 8, the second through-hole 10, fixing sleeve 5, the first gasket 9, the second gasket 11 and limited block 16, works as medical care
After the completion of personnel carry out amniotic fluid drainage to puerpera, medical staff rotates catheter 3, and catheter 3 drives internal screw thread by connecting tube 4
6 rotations make air bag 153 and 3 ontology of catheter that installation be fixed, when catheter 3 makes by setting internal screw thread 6 and external screw thread 7
It with later, is dismantled by internal screw thread 6 and external screw thread 7, cleans catheter 3 and collecting box 1, avoid bacterium residual
It can not be cleaned in catheter 3, improve the agility of 3 cleaning process of catheter.
Meanwhile obstetrics' artificial membrane rupture amniotic fluid drainage combined device, pass through getter device 15, liquid discharge device 14 and collecting box 1
It cooperates, medical staff is discharged again by extruding gasbag 153, during air bag 153 restores shape, inhales amniotic fluid
Liquid mouth 12 is drawn into collecting box 1, air bag 153 the first check valve 151 and under the action of second one-way valve 154, avoid
The reflux of gas, drains amniotic fluid convenient for medical staff.
Meanwhile obstetrics' artificial membrane rupture amniotic fluid drainage combined device, pass through the first gasket 9, the second gasket 11, first through hole
8, the mutual cooperation of the second through-hole 10, limited block 16 and connecting tube 4, the first gasket 9 fit closely with the second gasket 11, make
It is bonded between first through hole 8 and the second through-hole 10, since the cross section of first through hole 8 is greater than the cross section of the second through-hole 10, sheep
Water can only be flowed out by catheter 3, sequentially passed through 10 first through hole 8 of the second through-hole, entered in water inlet pipe 2, improving receipts
Leakproofness between header 1 and catheter 3, and structure of the invention is compact, design is rationally, practical.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of obstetrics' artificial membrane rupture amniotic fluid drainage combined device, including collecting box (1), it is characterised in that：The collecting box (1) it is upper
Surface is connected with the bottom end of water inlet pipe (2), and the top of the water inlet pipe (2) extends in connecting tube (4) and seals with first
The lower surface of pad (9) is fixedly connected, and the top of connecting tube (4) is connected with the bottom end of catheter (3), and water inlet pipe (2)
Outer surface is fixedly connected with fixing sleeve (5), and the outer surface of the fixing sleeve (5) is provided with external screw thread (7), and external screw thread (7) with
Internal screw thread (6) is threadedly coupled, inner wall of internal screw thread (6) setting in connecting tube (4)；
The upper surface of first gasket (9) offers first through hole (8), and the upper surface of first through hole (8) leads to second
The lower surface in hole (10) is connected, and second through-hole (10) is provided with the lower surface of the second gasket (11), and the second sealing
The upper surface of the lower surface and the first gasket (9) of padding (11) overlaps, the outer surface of second gasket (11) and connecting tube
(4) inner surface is fixedly connected；
The lower surface of second gasket (11) is fixedly connected with the upper surface of limited block (16), and the appearance of limited block (16)
Face is fixedly connected with the inner surface of connecting tube (4), and the outer surface of the inner surface and the first gasket (9) of the limited block (16) is taken
It connects.
2. a kind of obstetrics' artificial membrane rupture amniotic fluid drainage combined device according to claim 1, it is characterised in that：The collecting box
(1) left side is connected with the right end of liquid discharge device (14), and the left end of the right side of collecting box (1) and getter device (15)
It is connected.
3. a kind of obstetrics' artificial membrane rupture amniotic fluid drainage combined device according to claim 1, it is characterised in that：The catheter
(3) top is connected with the lower surface of liquid sucting port (12), and the lower surface of liquid sucting port (12) inner wall is fixedly connected with that there are two broken
Film needle (13).
4. a kind of obstetrics' artificial membrane rupture amniotic fluid drainage combined device according to claim 2, it is characterised in that：The liquid discharge device
It (14) include outlet tube (142), and the right end of outlet tube (142) is connected with the left side of collecting box (1), the outlet tube
(142) upper surface is provided with valve (141).
5. a kind of obstetrics' artificial membrane rupture amniotic fluid drainage combined device according to claim 2, it is characterised in that：The getter device
It (15) include the first check valve (151), and the left side of the first check valve (151) is connected with the right side of collecting box (1), institute
The right side for stating the first check valve (151) is connected by hose (152) with the left side of air bag (153), and air bag (153)
Right side is connected with the left side of second one-way valve (154).
6. a kind of obstetrics' artificial membrane rupture amniotic fluid drainage combined device according to claim 1, it is characterised in that：The first through hole
(8) and the shape of the second through-hole (10) is circle, and the diameter of first through hole (8) is greater than the diameter of the second through-hole (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810573961.XA CN108888322B (en) | 2018-06-06 | 2018-06-06 | Obstetrical membrane-breaking amniotic fluid drainage combined device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810573961.XA CN108888322B (en) | 2018-06-06 | 2018-06-06 | Obstetrical membrane-breaking amniotic fluid drainage combined device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108888322A true CN108888322A (en) | 2018-11-27 |
| CN108888322B CN108888322B (en) | 2021-01-05 |
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ID=64343975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810573961.XA Expired - Fee Related CN108888322B (en) | 2018-06-06 | 2018-06-06 | Obstetrical membrane-breaking amniotic fluid drainage combined device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108888322B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109394319A (en) * | 2018-12-24 | 2019-03-01 | 王俊虎 | A kind of anti-outflow film breaking unit of clinical obstetrics |
| CN110025836A (en) * | 2019-05-17 | 2019-07-19 | 刘颖 | A kind of obstetrics' artificial membrane rupture amniotic fluid drainage combined device |
| CN111839674A (en) * | 2020-08-26 | 2020-10-30 | 陈雪梅 | Hysteroscope tissue resection device |
| CN113598913A (en) * | 2021-09-08 | 2021-11-05 | 西安交通大学医学院第一附属医院 | Obstetrical membrane rupture device |
| CN114768061A (en) * | 2022-04-14 | 2022-07-22 | 永康市第一人民医院 | Bile gastric juice drainage heating feedback device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2211531Y (en) * | 1994-06-24 | 1995-11-01 | 张凤春 | Multifunctional pipe connector |
| CN205424170U (en) * | 2015-11-26 | 2016-08-03 | 重庆维斯顿实业有限公司 | Canned type pipe connection pipe |
| CN207286118U (en) * | 2017-02-26 | 2018-05-01 | 魏伟 | A kind of obstetrics and gynecology department amniotic fluid rupture of membranes drainage system |
-
2018
- 2018-06-06 CN CN201810573961.XA patent/CN108888322B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2211531Y (en) * | 1994-06-24 | 1995-11-01 | 张凤春 | Multifunctional pipe connector |
| CN205424170U (en) * | 2015-11-26 | 2016-08-03 | 重庆维斯顿实业有限公司 | Canned type pipe connection pipe |
| CN207286118U (en) * | 2017-02-26 | 2018-05-01 | 魏伟 | A kind of obstetrics and gynecology department amniotic fluid rupture of membranes drainage system |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109394319A (en) * | 2018-12-24 | 2019-03-01 | 王俊虎 | A kind of anti-outflow film breaking unit of clinical obstetrics |
| CN110025836A (en) * | 2019-05-17 | 2019-07-19 | 刘颖 | A kind of obstetrics' artificial membrane rupture amniotic fluid drainage combined device |
| CN111839674A (en) * | 2020-08-26 | 2020-10-30 | 陈雪梅 | Hysteroscope tissue resection device |
| CN111839674B (en) * | 2020-08-26 | 2021-10-26 | 陈雪梅 | Hysteroscope tissue resection device |
| CN113598913A (en) * | 2021-09-08 | 2021-11-05 | 西安交通大学医学院第一附属医院 | Obstetrical membrane rupture device |
| CN113598913B (en) * | 2021-09-08 | 2022-07-12 | 西安交通大学医学院第一附属医院 | Obstetrical membrane rupture device |
| CN114768061A (en) * | 2022-04-14 | 2022-07-22 | 永康市第一人民医院 | Bile gastric juice drainage heating feedback device |
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| Publication number | Publication date |
|---|---|
| CN108888322B (en) | 2021-01-05 |
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