CN205586348U - Back abdominal cavity gasbag extension fixture - Google Patents
Back abdominal cavity gasbag extension fixture Download PDFInfo
- Publication number
- CN205586348U CN205586348U CN201521100838.4U CN201521100838U CN205586348U CN 205586348 U CN205586348 U CN 205586348U CN 201521100838 U CN201521100838 U CN 201521100838U CN 205586348 U CN205586348 U CN 205586348U
- Authority
- CN
- China
- Prior art keywords
- air bag
- pneumoretroperitoneum
- rubber
- expansion device
- loading line
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model relates to a back abdominal cavity gasbag extension fixture, including inflating pipeline, gasbag, ultra -smooth plastic film, the inflating pipeline front end stretch into in the gasbag and with gasbag sealing connection, inflating pipeline's terminal fork is equipped with air inlet and gas outlet, the ultra -smooth plastic film cover is established at the gasbag outsidely to with inflating pipeline fixed connection, slightly be greater than the gasbag aerifys the volume when bursting the limit point to ultra -smooth plastic film inner volume, the gas outlet be equipped with with syringe head complex rubber seal core, the syringe head is exitted in stretching into the pore of rubber seal core, the air inlet is equipped with plastic tubing, rubber sleeve, rubber seal core, inflator pump from inside to outside in proper order, and insert inside the inflating pipeline plastic tubing one side to having and being used for the side opening of giving vent to anger, the plastic tubing opposite side is connected with the inflater, the rubber sleeve seals up the side opening, air inlet, gas outlet all are equipped with the rubber fixeing jacket who is used for fixed rubber seal core.
Description
Technical field
This utility model relates to a kind of pneumoretroperitoneum air bag expansion device, belongs to pneumoretroperitoneum air bag expansion technical field.
Background technology
Laparoscopic surgery has that wound is little, recover fast advantage, is extensively carried out and apply in clinical position.Pneumoretroperitoneum is the lacuna that human body is potential, in actual applications, needs first to expand this lacuna with balloon dilator, thus is carried out follow-up operation.Existing balloon dilator has two aspect shortcomings: one be inlet channel be single channel, and each injector syringe inflate after injector syringe must be separated with balloon dilator, carry out the inflation again of injector syringe, to carry out airbag aeration next time, so repeatable operation is easily damaged balloon dilator tail end, causes device damage；And need surgical doctor to expend substantial amounts of muscle power, waste operating time simultaneously；Two expansions being as air bag are expanded, the probability of balloon burst is continuously increased, when, after balloon burst, often producing extremely several fragments, because being foreign body, so surgical doctor must take a substantial amount of time looks for fragment, and rent is often irregular, needs comparison repeatedly, even if so yet suffering from the probability that fragment remains in pneumoretroperitoneum, add the probability of post-operative complication undoubtedly, add the misery of patient.
Utility model content
This utility model technical issues that need to address are: existing pneumoretroperitoneum air bag expansion device, injector syringe must be separated after inflating by each injector syringe with balloon dilator, carry out the inflation again of injector syringe, to carry out airbag aeration next time, so repeatable operation is easily damaged balloon dilator tail end, causes device damage；There is the risk of explosion after airbag aeration, bring inconvenience to operation and patient is brought unnecessary misery after explosion.
This utility model takes techniques below scheme:
A kind of pneumoretroperitoneum air bag expansion device, including loading line 3, air bag 2, superslide plastic sheeting 1；Described loading line 3 front end is stretched in air bag 2 and is tightly connected with air bag 2, and the end of loading line 3 diverges and is provided with air inlet and gas outlet；It is outside that described superslide plastic sheeting 1 is set in air bag 2, and fixing with loading line 3 is connected；Described superslide plastic sheeting 1 internal volume bursts volume during limiting point slightly larger than air bag 2 inflation；Described gas outlet is provided with the rubber seal core 5 coordinated with injector head, and injector head stretches in the pore of rubber seal core 5, exits；Described air inlet is sequentially provided with plastic tube 7, rubber sleeve 6, rubber seal core 5, inflator pump from inside to outside, and it is internal that loading line 3 is inserted in described plastic tube 7 side, and has the side opening 7a for giving vent to anger, and described plastic tube 7 opposite side is connected with inflator；Rubber sleeve 6 contralateral exposure 7a seals；Described air inlet, gas outlet are equipped with the rubber fixed jacket 4 for fixing rubber seal core 5.
Further, when packing up described pneumoretroperitoneum air bag expansion device, the turnover of described superslide plastic sheeting 1 is rolled in the outside of described air bag 2.
Further, described air bag 2 is latex material.
Further, described air bag 2 is integral type structure with loading line 3.
Further, described air bag 2 uses seal ring seal to be connected with loading line 3.
Further, described superslide plastic sheeting 1 has nano coating.
A kind of method of work of pneumoretroperitoneum air bag expansion device, take human body posterior axillary line 12 subcostal incision, cut skin, subcutaneous tissue successively, insert vascular forceps, puncture and break through fascia thoracolumbalis, vascular forceps expansion blunt separation muscle, insert forefinger, push peritoneum open, separate extraperitoneal space, insert pneumoretroperitoneum air bag expansion device；Plastic tube 7 outer end connecting air inlet is inflated with inflator pump, thus expands pneumoretroperitoneum gap；After retention balloon 3 minutes, insert syringe cylinder venting from gas outlet, exit pneumoretroperitoneum air bag expansion device；If air bag bursts, then explosion fragment is deposited in superslide plastic sheeting 1 inside and exits with superslide plastic sheeting 1.
The beneficial effects of the utility model are:
1) separately designing air inlet and gas outlet, air inlet uses special construction design, and is connected with inflator pump, inflates more convenient, shortens the operating time that inflation is spent；
2) outside air bag, devise one layer of outer housing, this outer cover material is to have the superslide plastic sheeting of nano-material coating, along with expanding of air bag, this outer housing, along with air bag gradually abduction, is wrapped in around air bag all the time, accordingly even when balloon rupture, within produced fragment also can be limited in outer housing, can be removed together with outer housing, pneumoretroperitoneum need not be taken a substantial amount of time and find, also be not result in that fragment remains.
3) superslide plastic sheeting volume is through optimizing design, and its internal volume bursts volume during limiting point slightly larger than air bag 2 inflation, so that it is guaranteed that reliability, avoids the excessive inconvenience brought of plastic sheeting volume simultaneously.
4) improve operation reliability, reduce the risk of operation, it is to avoid bring unnecessary misery to patient.
5) inlet channel and exhaust passage are absolute construction, but all communicate with inside air bag；Inlet channel is designed as one-way cock, and devise simultaneously and with the inflator pump of continuous charge, thus every time operation can be avoided and be required for inflator pump and separate with balloon dilator, it is to avoid equipment loss, save the muscle power of surgical doctor, shorten the operating time that inflation is spent.
Accompanying drawing explanation
Fig. 1 is during this utility model pneumoretroperitoneum air bag expansion device is packed up, the schematic diagram in superslide plastic sheeting turnover turn-up process.
Fig. 2 is this utility model pneumoretroperitoneum air bag expansion device schematic diagram when packing up completely.
Fig. 3 is this utility model pneumoretroperitoneum air bag expansion device schematic diagram when strutting completely.
Fig. 4 is this utility model pneumoretroperitoneum air bag expansion device overall structure schematic diagram.
Fig. 5 is this utility model pneumoretroperitoneum air bag expansion device air inlet, the sectional view at position of giving vent to anger.
In figure, 1. superslide plastic sheeting, 2. air bag, 3. loading line, 3c. air inlet, 4. rubber fixed jacket, 5. rubber seal core, 6. rubber sleeve, 7. plastic tube, 7a. side opening.
Detailed description of the invention
With specific embodiment, this utility model is further illustrated below in conjunction with the accompanying drawings.
Seeing Fig. 1-Fig. 5, a kind of pneumoretroperitoneum air bag expansion device, including loading line 3, air bag 2, superslide plastic sheeting 1；Described loading line 3 front end is stretched in air bag 2 and is tightly connected with air bag 2, and the end of loading line 3 diverges and is provided with air inlet and gas outlet；It is outside that described superslide plastic sheeting 1 is set in air bag 2, and fixing with loading line 3 is connected；Described superslide plastic sheeting 1 internal volume bursts volume during limiting point slightly larger than air bag 2 inflation；Described gas outlet is provided with the rubber seal core 5 coordinated with injector head, and injector head stretches in the pore of rubber seal core 5, exits；Described air inlet is sequentially provided with plastic tube 7, rubber sleeve 6, rubber seal core 5, inflator pump from inside to outside, and it is internal that loading line 3 is inserted in described plastic tube 7 side, and has the side opening 7a for giving vent to anger, and described plastic tube 7 opposite side is connected with inflator；Rubber sleeve 6 contralateral exposure 7a seals；Described air inlet, gas outlet are equipped with the rubber fixed jacket 4 for fixing rubber seal core 5.
When packing up described pneumoretroperitoneum air bag expansion device, the turnover of described superslide plastic sheeting 1 is rolled in the outside of described air bag 2.
Described air bag 2 is latex material.
Described air bag 2 is integral type structure with loading line 3.
Described air bag 2 uses seal ring seal to be connected with loading line 3.
Described superslide plastic sheeting 1 has nano coating.
A kind of method of work of pneumoretroperitoneum air bag expansion device, take human body posterior axillary line 12 subcostal incision, cut skin, subcutaneous tissue successively, insert vascular forceps, puncture and break through fascia thoracolumbalis, vascular forceps expansion blunt separation muscle, insert forefinger, push peritoneum open, separate extraperitoneal space, insert pneumoretroperitoneum air bag expansion device；Plastic tube 7 outer end connecting air inlet is inflated with inflator pump, thus expands pneumoretroperitoneum gap；After retention balloon 3 minutes, insert syringe cylinder venting from gas outlet, exit pneumoretroperitoneum air bag expansion device；If air bag bursts, then explosion fragment is deposited in superslide plastic sheeting 1 inside and exits with superslide plastic sheeting 1.
Details are as follows for concrete structure, sees Fig. 1-Fig. 5:
Gas outlet is duplex channel, and air inlet is half-duplex channel.
Gas outlet uses as exhaust passage.
After air inlet connects inflator pump, charge operation can be carried out continuously.
Gas outlet building block from inside to outside: rubber seal core 5, loading line 3 and rubber fixed jacket 4, wherein: rubber seal core 5 is cylindrical structure, outer end hollow, convenient insertion injector syringe head end；Inner airtight, but there is potential gap, the syringe head end that can be inserted into backs down.Sealed core is in air-tight state at ordinary times, prevents gas excessive, and being backed down rear gas by syringe head end can connect.
Loading line 3 and the rubber seal core 5 of balloon dilator are fixed by rubber fixed jacket 4.
Air inlet building block from inside to outside: hard plastic tube, rubber sleeve, rubber seal core, rubbery outer cover and rubber fixed jacket.Wherein: hard plastic tube 7 is hollow structure, the inner is sealing state, and the side tube wall near its end has air inlet side opening 7a；Plastic tube 7 outer end is open state, is conveniently connected with inflator pump；
Rubber sleeve 6 is hollow structure, is enclosed within hard plastic tube 7 outer wall, inner open, closes the side opening 7a of plastic tube, prevent internal gas from entering side opening under normal state；When extraneous gas is entered by side opening, the airtight place of this rubber sleeve 6 is broken, and gas can be entered air bag by gap, and breakthrough pressure reseals side opening 7a after reducing.
Rubber seal core 5 is hollow circular cylinder structure, and plastic tube 7 and rubber sleeve 6 extend there through to outside, and are properly fixed.
Loading line 3, rubber seal core 5, rubber sleeve 6, plastic tube 7 are properly fixed by rubber fixed jacket 4.
Inflator pump composition structure: cabinet, push-pull bar and rubber cup.
Cabinet end is connected with the hard plastic tube outer end of air inlet, and the two is internal is helicitic texture, is connected firm.
Push-pull bar is connected fixing with rubber cup, constitutes piston structure.Gap is left in the middle of push-pull bar and cabinet.
Rubber cup is dished configuration.The when of pulling up piston, the air above piston is just extruded into lower section from rubber cup surrounding；The when of being pressed downward against piston, the volume of air below piston reduces, pressure increases, and makes rubber cup not allow air drain to above piston tight against barrel, meanwhile, the rubber sleeve outside the side opening of the plastic tube in breakthrough of gas air inlet, travel further into inside air bag.
The each aeration quantity of inflator pump is set to 100ml air.
Along with air bag expansion expands, plastic sheeting outer housing also simultaneously abduction.Because being nano coating superslide material, so the plastic sheeting of tail end can enter pneumoretroperitoneum swimmingly when abduction.
Once balloon rupture, produced fragment is completely restricted in outer housing, is directly together taken out to external together with air bag.
Claims (6)
1. a pneumoretroperitoneum air bag expansion device, it is characterised in that:
Including loading line (3), air bag (2), superslide plastic sheeting (1)；
Described loading line (3) front end is stretched in air bag (2) and is tightly connected with air bag (2), and the end of loading line (3) diverges and is provided with air inlet and gas outlet；
It is outside that described superslide plastic sheeting (1) is set in air bag (2), and fixing with loading line (3) is connected；Described superslide plastic sheeting (1) internal volume bursts volume during limiting point slightly larger than air bag (2) inflation；
Described gas outlet is provided with the rubber seal core (5) coordinated with injector head, and injector head stretches in the pore of rubber seal core (5), exits；
Described air inlet is sequentially provided with plastic tube (7), rubber sleeve (6), rubber seal core (5), inflator pump from inside to outside, it is internal that loading line (3) is inserted in described plastic tube (7) side, and there is the side opening (7a) for giving vent to anger, described plastic tube (7) opposite side is connected with inflator；Rubber sleeve (6) contralateral exposure (7a) seals；
Described air inlet, gas outlet are equipped with the rubber fixed jacket (4) for fixing rubber seal core (5).
2. pneumoretroperitoneum air bag expansion device as claimed in claim 1, it is characterised in that: when packing up described pneumoretroperitoneum air bag expansion device, the outside in described air bag (2) is rolled in the turnover of described superslide plastic sheeting (1).
3. pneumoretroperitoneum air bag expansion device as claimed in claim 1, it is characterised in that: described air bag (2) is latex material.
4. pneumoretroperitoneum air bag expansion device as claimed in claim 3, it is characterised in that: described air bag (2) and loading line (3) they are integral type structure.
5. pneumoretroperitoneum air bag expansion device as claimed in claim 3, it is characterised in that: described air bag (2) uses seal ring seal to be connected with loading line (3).
6. pneumoretroperitoneum air bag expansion device as claimed in claim 1, it is characterised in that: described superslide plastic sheeting (1) has nano coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521100838.4U CN205586348U (en) | 2015-12-25 | 2015-12-25 | Back abdominal cavity gasbag extension fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521100838.4U CN205586348U (en) | 2015-12-25 | 2015-12-25 | Back abdominal cavity gasbag extension fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205586348U true CN205586348U (en) | 2016-09-21 |
Family
ID=56927568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521100838.4U Withdrawn - After Issue CN205586348U (en) | 2015-12-25 | 2015-12-25 | Back abdominal cavity gasbag extension fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205586348U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105435359A (en) * | 2015-12-25 | 2016-03-30 | 中国人民解放军第二军医大学 | Retroperitoneal airbag expanding device and working method thereof |
-
2015
- 2015-12-25 CN CN201521100838.4U patent/CN205586348U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105435359A (en) * | 2015-12-25 | 2016-03-30 | 中国人民解放军第二军医大学 | Retroperitoneal airbag expanding device and working method thereof |
| CN105435359B (en) * | 2015-12-25 | 2018-11-30 | 中国人民解放军第二军医大学 | Abdominal cavity air bag expansion device and its working method afterwards |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160921 Effective date of abandoning: 20181130 |