CN1403171A - Self-supporting or automatic skin soft tissue dilator - Google Patents
Self-supporting or automatic skin soft tissue dilator Download PDFInfo
- Publication number
- CN1403171A CN1403171A CN 02134965 CN02134965A CN1403171A CN 1403171 A CN1403171 A CN 1403171A CN 02134965 CN02134965 CN 02134965 CN 02134965 A CN02134965 A CN 02134965A CN 1403171 A CN1403171 A CN 1403171A
- Authority
- CN
- China
- Prior art keywords
- self
- soft tissue
- connection tube
- pressure
- pressurising
- 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.)
- Granted
Links
Abstract
The self-supporting or automatic skin soft tissue dilator consists of dilating bag under the skin, connecting pipe and inflator connected successively. It features the connecting pipe extending from under skin to body surface and with section outside the body connected to an adjustable pressure-limiting valve via a T-union. The inflator is one elastic bag with air inlet connected to a non-return sucking valve and air outlet connected to a non-return outlet valve. The connecting pipe includes two sections connected via a sealing union. The pressure-limiting valve is also connected to a pressure gauge with red warning label beyond 60-80 mmHg area. The present invention is used to dilated under skin and has less pressure fluctuation.
Description
[technical field]
The present invention relates to a kind of plastic surgery's apparatus, relate to a kind of skin soft tissue plastic surgery apparatus particularly.
[background technology]
In the plastic surgery, often meet skin soft tissue by large tracts of land excision or as scalp etc. locate the very hard art mouth that is difficult to sew up and need stitching, adopt different skin grafting dermepenthesis even all are pretty troublesome operations from skin grafting dermepenthesis, at present comparatively popular is near must the skin soft tissue of suture the subcutaneous skin tissue expander of imbedding, utilize this skin tissue expander that the surface area of skin soft tissue is progressively expanded, make it to reach gradually the degree that can sew up voluntarily, thereby simplified operation greatly, improved the safety and the quality of operation; The soft tissue expander that uses clinically mainly contains two kinds of structures at present: the one, whole extension fixture is comprised that expanding capsule, connection tube and topping up jug integral body imbeds subcutaneous, the 2nd, only topping up jug is placed external, per then two or three day with syringe by topping up jug in imbedding subcutaneous expansion capsule water filling progressively to enlarge the skin soft tissue area.The shortcoming of existing soft tissue expander is: one for making the expansion capsule fully expand as much as possible, obtain the skin suture area as soon as possible, must prevent also that simultaneously the pressure of expanding capsule from crossing roughly skin soft tissue necrosis, therefore the injecting process all must be operated by medical personnel, patient must annotate water one time to hospital every two, three days, made troubles even misery to patient; Two expand the intraluminal pressure fluctuation greatly, expand the course of treatment oversize (needing 45-60 days approximately), have prolonged patient's misery.
For making patient's safer while of energy more convenient again, and the pressure oscillation in the capsule of minimizing hole, some relevant improvement were also disclosed in Chinese and foreign patent, as 97240319.1 in the Chinese patent a kind of persistent instillation formula skin tissue expander has been described, the infusion bottle that it adopts intravenous drip to use, the instillation kettle, drip tube, the outer liquid pressurising device of instillation gauge tap folder constituting body, and at the water injection valve of expanding capsule, realize connecting with screw socket or inserting mode between conduit and drip tube, to allow patient obtain to a certain extent convenience, and reduce and expand the interior pressure oscillation of capsule, but because the plug-in height of infusion bottle is difficult to standard, the tightness of instillation gauge tap folder also is to regulate the observation of subcutaneous blood supply with medical personnel, the pressurising material remains liquid, and is little to the especially Chinese patient's of patient convenience.
Also there are some patents to do a little effort in this regard abroad, a kind of continuous packaged type tissue expander capsule of Electronic Control expansion bag pressure power is disclosed as FR2615397, it also is to adopt liquid as the pressurising material, and because inventive point is electronic circuit, control electronics is also rather complicated, and actual effect still is difficult to assessment.
The patent US4 of the U.S. in addition, 217,889 cumulative extension fixture of skin area and the methods of describing, whole device is imbedded subcutaneous, be provided with two reverse check valves, have certain pressure regulating action, but still need medical personnel regularly in subcutaneous storage capsule, to replenish injection liquid pressurising material, therefore patient can not obtain substantial convenience, and the pressure oscillation before and after the cutis laxa expansion also still exists.
[summary of the invention]
At the above-mentioned shortcoming of prior art, technical problem to be solved by this invention be to provide a kind of more convenient safe, can be by the self-service or automatic skin soft tissue dilator of patient from line operate expansion capsule pressurization.
For this reason, one of technical solution of the present invention is a kind of self-service or automatic skin soft tissue dilator, be to connect to form successively by being embedded in subcutaneous expansion capsule, connection tube, pressurising device, it is characterized in that: described pressurising device is the aerating device of inflating in the expansion capsule by described connecting piece; Described connection tube has from subcutaneous length and the pipeline section outside the body surface that extends to more than the body surface and also is connected with pressure limiting valve by threeway.
Described aerating device is self-filler or manual aerating device.
Described self-filler comprises electric aeration device, minitype high voltage gas cylinder etc.; Described manual aerating device comprises that hands pinches elasticity gas cell, small-sized inflator, hand air pump etc.
Described hands is pinched on the elastic bag of elasticity gas cell and is had air inlet/gas outlet, is connected with one-way sucting valve on its air inlet, is connected with unidirectional air outlet valve on its gas outlet, and is connected with pressure limiting valve on the port of export that joins with connection tube of unidirectional air outlet valve.
Has detachable disengaging structure between described connection tube and described aerating device.
Described connection tube is divided into upper and lower two sections, and epimere is the outer pipeline section of body surface, and hypomere is the section of drawing of expansion capsule, the two intersegmental sealing active joints that are provided with.
Described sealing active joint comprises the hard material conduit that is enclosed within the epimere port, is provided with pipe clamp or be in series with the hypomere port of open and close valve outward.
Described pressure limiting valve is the check valve of adjustable-pressure, the threaded gland-type of hoodle/stage clip, and its port of export is communicated with atmosphere, and the adjustable in pressure scope is at 0-200mm Hg; There is Pressure gauge also in parallel the binding on the described pressure limiting valve, and this pressure gauge outfit indicates the scalable alarming sign in addition between 70mm Hg ± 10mm Hg scale area; Also have packing on described connection tube and the pressurising device and be used for portable fixed rope band device with oneself.
In addition, self-service or the automatic skin soft tissue dilator of another kind of technical solution of the present invention, its pressurising device is gas-liquid combined, one of embodiment promptly also is in series with liquid pressurising bottle on the connection tube between described pressure limiting valve and the epimere port, air-tight bottle at this liquid pressurising bottle is inserted with two conduits beyond the Great Wall, wherein deeply the conduit at the bottle end is connected with the fairlead that comes the self expandable capsule, and the conduit of another simple bottle stopper is connected with port from the connection tube of pressure limiting valve and aerating device.
Two kinds of technical solutions of the present invention and embodiment partially or completely adopt gas to replace single liquid as charging fluid, and therefore, the expansion capsule of compressed air suits of the present invention then possesses the unexistent advantage of liquid expansion capsule:
Traditional liquid expansion capsule, when expanding after interior expansion power after a while, epidermis extends out, after producing new subcutaneous space after epidermis expands, since in the liquid or the colloid that fill do not have the volume expanded ability, therefore, the expansion capsule will sharply descend to the interior expansion power of epidermis, produce very big pressure decline fluctuation, both weakened the further power of expansion of skin of knowing clearly, and prolonged average of operation periods, and can bring sense of discomfort to the operation receiveing person;
And the expansion capsule of compressed air suits of the present invention, because interior inflation body has compressibility, possesses very big volume expanded ability so the expansion capsule is corresponding, when be subjected to the art epidermis through after a while interior expansion produce surface area expand, and subcutaneous newborn space increments after, the expansion capsule of compressed air suits of the present invention can in time be filled new life's space increments, making pressure in the subcutaneous tissue reduce fluctuation obviously reduces and tends towards stability, can reduce patient's sense of discomfort, and more can quicken to expand the skin process;
Gas-liquid combined pressurising device of the present invention is both performances of gas-liquid comprehensively, make pressurising control softer, to adapt to some special case;
And, the present invention adopts the two-part connection tube structure of detachable disengaging, eliminated at inflated type expansion capsule on the basis of pressure inhomogeneities of unidirectional tenesmus of liquid, also increased safety, convenience, made some patient go to work braving one's illness even to travel, to go on business;
It is important in addition: the present invention has connected pressure limiting valve even Pressure gauge by threeway or other forms on connection tube, excessive as when surpassing 90 millimetress of mercury when the pressure of expansion in the capsule, Pressure gauge can be warned danger, pressure limiting valve can start pressure release automatically, pressure in the connection tube is carried out constant, thereby avoid expanding the too high patient skin soft tissue necrosis that causes of intracapsular pressure; Adjustable one-way pressure-limit valve also allows medical personnel according to the individual patient difference, and fine setting pressure limiting scope is accomplished more safe and efficient;
Improvement of the present invention makes patient grasp operating principle easily, is expected to shorten greatly to expand skin course of treatment; And structure of the present invention is more simple than correlation technique, more is adapted to the patient of vast middle and low income, and marketing has a extensive future, and has good economic and society's expection benefit.
[description of drawings]
Now in conjunction with the accompanying drawings the present invention is explained:
Fig. 1 is that the integral body of the embodiment of the invention 1 connects and the sectional structure sketch map when annotating pressure condition.
Fig. 2 is the structural representation of expansion capsule under off-state after the pressurising of the embodiment of the invention 1.
Fig. 3 is that the integral body of the embodiment of the invention 2 connects and the sectional structure sketch map when annotating pressure condition.
The sign implication is as follows in the accompanying drawing:
Expansion capsule 1, connection tube 2, connection tube hypomere 2-1, connection tube epimere (body surface outer segment) 2-2,
Elastic bag 3, elastic bag air inlet 3-1, elastic bag gas outlet 3-2,
One-way sucting valve 4, unidirectional air outlet valve 5, pipe clamp 6, hard material conduit 7, pressure limiting valve 8,
Pressure gauge 9, liquid pressurising bottle 10, airtight bottle stopper 11, long duct 12-1,
Tubulature 12-2, open and close valve 13.
[specific embodiment]
Embodiment 1
As shown in Figure 1: a kind of self-service or automatic skin soft tissue dilator of the present invention, be by being embedded in subcutaneous expansion capsule 1, having from subcutaneous connection tube 2-1 and the 2-2 that extends to the above length of body surface, the elastic bag 3 that has air inlet 3-1, a gas outlet 3-2 and connect and compose successively, be connected with one-way sucting valve 4 on this elastic bag 3 air inlet 3-1, be connected with unidirectional air outlet valve 5 on the 3-2 of gas outlet;
Described connection tube is divided into/and following two sections, connection tube hypomere 2-1 is the section of drawing of expansion capsule 1, epimere 2-2 is the outer pipeline section of body surface, the two intersegmental sealing active joints that are provided with, the sealing active joint comprises the screw-type pipe clamp 6 of hypomere 2-1 port and peripheral hardware, the hard material conduit 7 of the interior cover of epimere 2-2 port, hard material conduit 7 can connect at an easy rate logical on/following two-port 2-2 and 2-1, and finish when pressurising, available again pipe clamp 6 is closed hypomere 2-1 port to keep the pressure in the expansion capsule 1;
The outer pipeline section 2-2 of body surface is connected with pressure limiting valve 8 by threeway, and pressure limiting valve 8 is check valves of the adjustable pressure formula of the threaded gland-type of hoodle/stage clip, and its adjustable in pressure scope is at 0-200mm Hg; Described connection tube 2-2 also is connected with Pressure gauge 9 through threeway, and the gauge outfit of this Pressure gauge 9 indicates adjustable red alarming sign (detailed showing) in addition between 70mm Hg ± 10mm Hg scale area.
Now in conjunction with Fig. 1, the operation principle that Fig. 2 further specifies this device is a process: the pressure in expansion capsule 1 descends and shrinks, patient can with hard material conduit 7 earlier with on the connection tube/lower port 2-2 is communicated with 2-1, loosen screw-type pipe clamp 6 (as Fig. 1) then, make connection tube 2 internal pressure homogeneous, Pressure gauge 9 can indicate the pressure in the expansion capsule 1, but patient oneself can know whether the pressurising operation according to the indication of Pressure gauge 9, as can or should pressurising operating, then available hands squeezes periodically puts elastic bag formula pressurising device 3, the pressurising in expansion capsule 1 through connection tube 2-2 and 2-1, after pressurising is arrived to a certain degree, predefined pressure limiting valve 8 promptly can pressure release, Pressure gauge 9 also can point to the caution district simultaneously, reminds to stop pressurising; Patient's section of drawing of can be earlier turn-offing expansion capsules 1 with screw-type pipe clamp 6 is the lower port 2-1 (as shown in Figure 2) of connection tube then, from lower port 2-1, extract hard material conduit 7 again, epimere connection tube 2-2 and pressure limiting valve 8, Pressure gauge 9 and gasbag-type pressurising device 3 are wound up to keep well promptly finish once-through operation; Operating principle is that process is easy to learn, very easily promotes.
Embodiment 2
As shown in Figure 2: the embodiment of gas-liquid combined pressurising device of the present invention, promptly on the connection tube between described pressure limiting valve 8 and the epimere port 2-2, also be in series with liquid pressurising bottle 10, on the airtight bottle stopper 11 of this liquid pressurising bottle 10, be inserted with two conduits, wherein deeply the long duct 12-1 at the bottle end is connected with the fairlead 2-1 that comes self expandable capsule 1, is open and close valve 13 and expand placed in-line on the hypomere port of fairlead 2-1 of capsule 1; The tubulature 12-2 of another simple bottle stopper is connected with port from the connection tube of pressure limiting valve 8 and gas cell 1;
Pressure in expansion capsule 1 descends and shrinks, patient can with hard material conduit 7 earlier with on the connection tube/lower port 2-2 is connected with 2-1, rotating open-close valve 13 makes the two-port conducting then, liquid in the liquid pressurising bottle 10 under the driving of two ends pressure reduction through connection tube hypomere 2-1 to the 1 internal-filling liquid ftercompction of expansion capsule, after pressurising is arrived to a certain degree, connection tube 2 internal pressure homogeneous, Pressure gauge 9 can indicate the pressure in the expansion capsule 1, but patient oneself can know whether the pressurising operation according to the indication of Pressure gauge 9, as can or should pressurising operating, then available hands squeezes periodically puts elastic bag formula pressurising device 3, in liquid pressurising bottle 10, inflate pressure through connection tube 2-2, liquid in the liquid pressurising bottle 10 is charging in expansion capsule 1 through connection tube hypomere 2-1 under the driving of this air pressure again, after pressurising is arrived to a certain degree, predefined pressure limiting valve 8 promptly can pressure release, and Pressure gauge 9 also can point to the caution district simultaneously, reminds to stop pressurising; The section of drawing of the rotatable open and close valve 13 shutoff expansion capsules 1 of patient is the lower port 2-1 of connection tube then, from lower port 2-1, extract hard material conduit 7 again, epimere connection tube 2-2 and pressure limiting valve 8, Pressure gauge 9, liquid pressurising bottle 10 and gasbag-type pressurising device 3 are wound up to keep well promptly finish once-through operation; Operating principle is similar precedent.
Claims (10)
1, a kind of self-service or automatic skin soft tissue dilator, be to connect to form successively by being embedded in subcutaneous expansion capsule (1), connection tube (2), pressurising device, it is characterized in that: described pressurising device is the aerating device of inflating in expansion capsule (1) by described connecting piece (2); Described connection tube (2) has from subcutaneous length and the pipeline section outside the body surface that extends to more than the body surface and also is connected with pressure limiting valve (8) by threeway.
2, self-service or automatic skin soft tissue dilator as claimed in claim 1 is characterized in that: described aerating device is self-filler or manual aerating device.
3, self-service or automatic skin soft tissue dilator as claimed in claim 2 is characterized in that: described self-filler comprises electric aeration device, minitype high voltage gas cylinder etc.; Described manual aerating device comprises that hands pinches elasticity gas cell (3), small-sized inflator, hand air pump etc.
4, self-service or automatic skin soft tissue dilator as claimed in claim 3, it is characterized in that: described hands is pinched on the elastic bag (3) of elasticity gas cell and is had air inlet (3-1)/gas outlet (3-2), be connected with one-way sucting valve (4) on its air inlet (3-1), be connected with unidirectional air outlet valve (5) on its gas outlet (3-2), and be connected with pressure limiting valve (8) on the port of export that joins with connection tube (2) of unidirectional air outlet valve (5).
5, a kind of self-service or automatic skin soft tissue dilator is to connect to form successively by being embedded in subcutaneous expansion capsule (1), connection tube (2), pressurising device, and it is characterized in that: described pressurising device is gas-liquid combined; Described connection tube (2) has from subcutaneous length and the pipeline section outside the body surface that extends to more than the body surface and also is connected with pressure limiting valve (8) by threeway.
6, self-service or automatic skin soft tissue dilator as claimed in claim 5, it is characterized in that: described gas-liquid combined pressurising device is constructed as follows: promptly also be in series with liquid pressurising bottle (10) on the connection tube (2) between described pressure limiting valve (8) and epimere (2-2) port, on the airtight bottle stopper (11) of this liquid pressurising bottle (10), be inserted with two conduits, wherein deeply the long duct (12-1) at the bottle end is connected with the fairlead that comes self expandable capsule (1), and the tubulature of another simple bottle stopper (12-2) is connected with port from the connection tube (2) of pressure limiting valve (8) and aerating device.
7, as self-service or automatic skin soft tissue dilator arbitrary in the claim 1,2,3,4,5,6, it is characterized in that: have detachable disengaging structure between described connection tube (2) and described aerating device.
8, self-service or automatic skin soft tissue dilator as claimed in claim 7, it is characterized in that: described connection tube (2) is divided into upper and lower two sections, epimere (2-2) is the outer pipeline section of body surface, and hypomere (2-1) is the section of drawing of expansion capsule (1), the two intersegmental sealing active joints that are provided with.
9, self-service or automatic skin soft tissue dilator as claimed in claim 8 is characterized in that: described sealing active joint comprises the hard material conduit (7) that is enclosed within epimere (2-2) port, is provided with pipe clamp (6) or be in series with hypomere (2-1) port of open and close valve (13) outward.
10, self-service or automatic skin soft tissue dilator as claimed in claim 9 is characterized in that: described pressure limiting valve (8) is the check valve of adjustable-pressure, and its port of export is communicated with atmosphere, and the adjustable in pressure scope is at 0-200mm Hg; Described pressure limiting valve (8) is gone up has Pressure gauge (9) also in parallel the binding, and this pressure gauge outfit indicates the scalable alarming sign in addition between 70mm Hg ± 10mm Hg scale area; Also have packing on described connection tube (2) and the pressurising device and be used for portable fixed rope band device with oneself.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021349657A CN100467082C (en) | 2002-10-16 | 2002-10-16 | Self-supporting or automatic skin soft tissue dilator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021349657A CN100467082C (en) | 2002-10-16 | 2002-10-16 | Self-supporting or automatic skin soft tissue dilator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1403171A true CN1403171A (en) | 2003-03-19 |
| CN100467082C CN100467082C (en) | 2009-03-11 |
Family
ID=4747968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021349657A Expired - Lifetime CN100467082C (en) | 2002-10-16 | 2002-10-16 | Self-supporting or automatic skin soft tissue dilator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100467082C (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100495278C (en) * | 2006-06-09 | 2009-06-03 | 四川大学华西医院 | Automatic regulating and control instrument in conduit pipe sacculus |
| CN102274054A (en) * | 2011-05-23 | 2011-12-14 | 赵东红 | Automatic constant pressure skin expander |
| CN103330609A (en) * | 2013-07-15 | 2013-10-02 | 中国科学院微电子研究所 | Infant nursing device |
| CN103394156A (en) * | 2013-08-16 | 2013-11-20 | 阮仕荣 | Carbon dioxide gasbag skin expander |
| CN106730276A (en) * | 2016-12-16 | 2017-05-31 | 何剑 | Cavum laryngis extension fixture |
| CN107157559A (en) * | 2017-05-31 | 2017-09-15 | 哈尔滨杰瑞斯医疗科技有限公司 | Join ring liquid capsule reconstruction severed finger minor details bone and soft tissue external fixator March |
| CN112043405A (en) * | 2020-08-25 | 2020-12-08 | 浙江大学 | Animal skin expansion device based on three-dimensional printing |
-
2002
- 2002-10-16 CN CNB021349657A patent/CN100467082C/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100495278C (en) * | 2006-06-09 | 2009-06-03 | 四川大学华西医院 | Automatic regulating and control instrument in conduit pipe sacculus |
| CN102274054A (en) * | 2011-05-23 | 2011-12-14 | 赵东红 | Automatic constant pressure skin expander |
| CN103330609A (en) * | 2013-07-15 | 2013-10-02 | 中国科学院微电子研究所 | Infant nursing device |
| CN103394156A (en) * | 2013-08-16 | 2013-11-20 | 阮仕荣 | Carbon dioxide gasbag skin expander |
| CN103394156B (en) * | 2013-08-16 | 2015-10-21 | 中国人民解放军第四军医大学 | Carbon dioxide air bag skin dilator |
| CN106730276A (en) * | 2016-12-16 | 2017-05-31 | 何剑 | Cavum laryngis extension fixture |
| CN107157559A (en) * | 2017-05-31 | 2017-09-15 | 哈尔滨杰瑞斯医疗科技有限公司 | Join ring liquid capsule reconstruction severed finger minor details bone and soft tissue external fixator March |
| CN107157559B (en) * | 2017-05-31 | 2023-11-03 | 哈尔滨杰瑞斯医疗科技有限公司 | External fixator for soft tissue of finger end joint of three-month-linked-ring fluid sac reconstruction |
| CN112043405A (en) * | 2020-08-25 | 2020-12-08 | 浙江大学 | Animal skin expansion device based on three-dimensional printing |
| CN112043405B (en) * | 2020-08-25 | 2021-11-16 | 浙江大学 | Animal skin expansion device based on three-dimensional printing |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100467082C (en) | 2009-03-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100467082C (en) | Self-supporting or automatic skin soft tissue dilator | |
| CN2574704Y (en) | Bladder engorge degree auxiliary regulator | |
| CN201516205U (en) | Simple transfution and infusion pressurizer | |
| CN2930728Y (en) | Air pressure venous transfusion device | |
| CN202515970U (en) | Inflatable rehabilitation device | |
| CN2649106Y (en) | Medical soft tissue sacculus dilator | |
| CN201768242U (en) | Oxygen bag | |
| CN201342088Y (en) | Pressurizing infusion bottle | |
| CN201949435U (en) | Controllable constant pressure infusion device | |
| CN217472495U (en) | Multifunctional inflation pressure pump for physiological saline bag | |
| CN206934440U (en) | Improve balloon dilator | |
| CN110559040A (en) | Hemostasis shutoff constriction device | |
| CN201643183U (en) | Blood transfusion and infusion pressurizing device | |
| CN2381340Y (en) | Skin expander by puncture implantation | |
| CN201642145U (en) | Controlling device for skin expansion | |
| CN102049074B (en) | Controllable constant-pressure infusion device | |
| CN2822648Y (en) | Liquid bag with air-chamber pressing means and liquid transferring device | |
| CN203483514U (en) | Expanding device for operation channel | |
| CN219963019U (en) | Anti-slip abdominal cavity puncture outfit | |
| CN202459791U (en) | Drainage device used for cardiothoracic surgery | |
| CN110559039B (en) | Middle-aged and old is with quick ligature pressure arteries and veins area | |
| CN214856997U (en) | Peritoneum dilator for laparoscopic surgery of urinary surgery | |
| CN2738813Y (en) | Minisize portable transfusion pressure device | |
| CN212817363U (en) | Medical rubber tube drainage device | |
| CN211751515U (en) | Portable infusion pressurization bag |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Guangzhou Wanhe Material Co.,Ltd. Assignor: Zhang Jianjun Contract record no.: 2010440001158 Denomination of invention: Self-supporting or automatic skin soft tissue dilator Granted publication date: 20090311 License type: Exclusive License Open date: 20030319 Record date: 20100816 |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090311 |