CN105435359A - Retroperitoneal airbag expanding device and working method thereof - Google Patents
Retroperitoneal airbag expanding device and working method thereof Download PDFInfo
- Publication number
- CN105435359A CN105435359A CN201510993293.2A CN201510993293A CN105435359A CN 105435359 A CN105435359 A CN 105435359A CN 201510993293 A CN201510993293 A CN 201510993293A CN 105435359 A CN105435359 A CN 105435359A
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- CN
- China
- Prior art keywords
- air bag
- pneumoretroperitoneum
- expansion device
- superslide
- rubber
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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
- A61M29/00—Dilators with or without means for introducing media, e.g. remedies
- A61M29/02—Dilators made of swellable material
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/07—General characteristics of the apparatus having air pumping means
- A61M2205/071—General characteristics of the apparatus having air pumping means hand operated
- A61M2205/075—Bulb type
-
- 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
- A61M2210/00—Anatomical parts of the body
- A61M2210/10—Trunk
- A61M2210/1021—Abdominal cavity
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- Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Materials For Medical Uses (AREA)
Abstract
The invention relates to a retroperitoneal airbag expanding device. The retroperitoneal airbag expanding device comprises an inflating pipeline, an airbag and a super-smooth plastic film. The front end of the inflating pipeline stretches into the airbag and is connected with the airbag in a sealed mode, and the tail end of the inflating pipeline is forked and provided with an air inlet and an air outlet; the airbag is sleeved with the super-smooth plastic film, the super-smooth plastic film is fixedly connected with the inflating pipeline, and the volume of the super-smooth plastic film is slightly larger than the volume at the inflating bursting limit point of the airbag; the air outlet is provided with a rubber seal core matched with the head of an injector, and the head of the injector stretches into a thin hole of the rubber seal core for deflating; a plastic pipe, a rubber sleeve, a rubber seal core and an inflator are sequentially arranged in the air inlet from inside to outside, one side of the plastic pipe is inserted into the inflating pipeline and provided with a side hole for air exhaust, the other side of the plastic pipe is connected with the inflator, the side hole is sealed by the rubber sleeve, and the air inlet and the air outlet are each provided with a rubber fixing outer sleeve for fixing the rubber seal cores.
Description
Technical field
The present invention relates to a kind of pneumoretroperitoneum air bag expansion device and method of work thereof, belong to pneumoretroperitoneum air bag expansion technical field.
Background technology
Laparoscopic surgery have wound little, recover fast advantage, extensively carried out in clinical position and applied.Pneumoretroperitoneum is the potential lacuna of human body, 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 is single channel, and injector syringe must be separated with balloon dilator after inflating by each injector syringe, carry out the inflation again of injector syringe, to carry out airbag aeration next time, repeatable operation like this easily damages balloon dilator tail end, causes device damage; And need the muscle power of surgical doctor at substantial, waste operating time simultaneously; Two is along with the expansion of air bag is expanded, the probability of balloon burst constantly increases, when after balloon burst, often produce one to several fragment, because be foreign body, so surgical doctor must go time of at substantial to find fragment, and rent is often irregular, need comparison repeatedly, even if still there is like this fragment to remain in probability in pneumoretroperitoneum, add the probability of post-operative complication undoubtedly, add the misery of patient.
Summary of the invention
The technical issues that need to address of the present invention are: existing pneumoretroperitoneum air bag expansion device, injector syringe must be separated with balloon dilator after inflating by each injector syringe, carry out the inflation again of injector syringe, to carry out airbag aeration next time, repeatable operation like this easily damages balloon dilator tail end, causes device damage; There is the risk of explosion after airbag aeration, bring inconvenience to operation and unnecessary misery is brought to patient after explosion.
The present invention takes following technical scheme:
A kind of pneumoretroperitoneum air bag expansion device, comprises loading line 3, air bag 2, superslide plastic sheeting 1; Described loading line 3 front end to be 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 be fixedly connected with loading line 3; Described superslide plastic sheeting 1 internal volume inflates volume when bursting limiting point slightly larger than air bag 2; 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 provided with plastic tube 7, rubber sleeve 6 from inside to outside successively, rubber seal core 5, inflator pump, and it is inner that loading line 3 is inserted in described plastic tube 7 side, and have 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, described superslide plastic sheeting 1 turnover 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 adopts 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 according to claim 1, get human body posterior axillary line 12 subcostal incision, cut skin, subcutaneous tissue successively, insert vascular forceps, puncture breaks through fascia thoracolumbalis, vascular forceps expansion blunt separation muscle, insert forefinger, push peritoneum open, be separated extraperitoneal space, insert pneumoretroperitoneum air bag expansion device; Plastic tube 7 outer end and the inflator pump that connect air inlet are inflated, thus expansion pneumoretroperitoneum gap; Retention balloon, after 3 minutes, inserts syringe cylinder venting, exits pneumoretroperitoneum air bag expansion device from gas outlet; If air bag bursts, then the fragment that bursts is deposited in superslide plastic sheeting 1 inside and exits with superslide plastic sheeting 1.
Beneficial effect of the present invention is:
1) design air inlet and gas outlet respectively, air inlet adopts special construction design, and is connected with inflator pump, inflates more convenient, shortens the operating time that inflation spends;
2) outside air bag, one deck outer housing is devised, this outer cover material is the superslide plastic sheeting with nano-material coating, along with expanding of air bag, this outer housing, along with air bag abduction gradually, is wrapped in around air bag all the time, even if balloon rupture like this, the fragment produced also can be limited within outer housing, can be removed together with outer housing, the time without at substantial goes pneumoretroperitoneum to find, and fragment also can not be caused to remain.
3) superslide plastic sheeting volume is through optimal design, and its internal volume inflates volume when bursting limiting point slightly larger than air bag 2, thus guarantees reliability, avoids the excessive inconvenience brought of plastic sheeting volume simultaneously.
4) improve operation reliability, reduce the risk of operation, avoid bringing unnecessary misery to patient.
5) inlet channel and exhaust passage are absolute construction, but all communicate with inside air bag; Inlet channel is designed to one-way cock, and devise can the inflator pump of continuous charge simultaneously, thus avoid each operation and all need being separated of inflator pump and balloon dilator, avoid equipment loss, save the muscle power of surgical doctor, shorten the operating time that inflation spends.
Accompanying drawing explanation
Fig. 1 is that pneumoretroperitoneum air bag expansion device of the present invention is packed up in process, the schematic diagram in superslide plastic sheeting turnover turn-up process.
Fig. 2 is the schematic diagram of pneumoretroperitoneum air bag expansion device of the present invention when packing up completely.
Fig. 3 is the schematic diagram of pneumoretroperitoneum air bag expansion device of the present invention when strutting completely.
Fig. 4 is pneumoretroperitoneum air bag expansion device overall structure schematic diagram of the present invention.
Fig. 5 is the sectional view at pneumoretroperitoneum air bag expansion device of the present invention air inlet, 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
Below in conjunction with the drawings and specific embodiments, the present invention is further described.
See Fig. 1-Fig. 5, a kind of pneumoretroperitoneum air bag expansion device, comprises loading line 3, air bag 2, superslide plastic sheeting 1; Described loading line 3 front end to be 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 be fixedly connected with loading line 3; Described superslide plastic sheeting 1 internal volume inflates volume when bursting limiting point slightly larger than air bag 2; 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 provided with plastic tube 7, rubber sleeve 6 from inside to outside successively, rubber seal core 5, inflator pump, and it is inner that loading line 3 is inserted in described plastic tube 7 side, and have 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, described superslide plastic sheeting 1 turnover 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 adopts 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, get human body posterior axillary line 12 subcostal incision, cut skin, subcutaneous tissue successively, insert vascular forceps, puncture breaks through fascia thoracolumbalis, vascular forceps expansion blunt separation muscle, insert forefinger, push peritoneum open, be separated extraperitoneal space, insert pneumoretroperitoneum air bag expansion device; Plastic tube 7 outer end and the inflator pump that connect air inlet are inflated, thus expansion pneumoretroperitoneum gap; Retention balloon, after 3 minutes, inserts syringe cylinder venting, exits pneumoretroperitoneum air bag expansion device from gas outlet; If air bag bursts, then the fragment that bursts is deposited in superslide plastic sheeting 1 inside and exits with superslide plastic sheeting 1.
Details are as follows for concrete structure, see Fig. 1-Fig. 5:
Gas outlet is duplex channel, and air inlet is half-duplex channel.
Gas outlet uses as exhaust passage.
Air inlet can carry out charge operation after connecting inflator pump continuously.
Gas outlet is 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, and 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 be communicated with.
The loading line 3 of balloon dilator and rubber seal core 5 are fixed by rubber fixed jacket 4.
Air inlet is 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 enter air bag by gap, and breakthrough pressure reseals side opening 7a after reducing.
Rubber seal core 5 is hollow circuit cylinder body 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 inside is helicitic texture, is connected firm.
Push-pull bar and rubber cup are connected and fixed, and form piston structure.Gap is left in the middle of push-pull bar and cabinet.
Rubber cup is dished configuration.Time to pull-up piston, the air above piston is just extruded into below from rubber cup surrounding; To when pressing down piston, the volume of air below piston reduces, pressure increase, and rubber cup is tight against, and barrel does not allow air drain to above piston, and meanwhile, the rubber sleeve of the side opening outside of the plastic tube in breakthrough of gas air inlet, enters inside air bag further.
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 be nano coating superslide material, the plastic sheeting of tail end can enter pneumoretroperitoneum swimmingly when abduction.
Once balloon rupture, the fragment produced is completely restricted in outer housing, is directly together taken out to external together with air bag.
Claims (7)
1. a pneumoretroperitoneum air bag expansion device, is characterized in that:
Comprise loading line (3), air bag (2), superslide plastic sheeting (1);
Described loading line (3) front end to be 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 be fixedly connected with loading line (3); Described superslide plastic sheeting (1) internal volume inflates volume when bursting limiting point slightly larger than air bag (2);
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 provided with plastic tube (7), rubber sleeve (6) from inside to outside successively, rubber seal core (5), inflator pump, it is inner that loading line (3) is inserted in described plastic tube (7) side, and the side opening (7a) had 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, is characterized in that: when packing up described pneumoretroperitoneum air bag expansion device, the outside that the turnover of described superslide plastic sheeting (1) is rolled in described air bag (2).
3. pneumoretroperitoneum air bag expansion device as claimed in claim 1, is characterized in that: described air bag (2) is latex material.
4. pneumoretroperitoneum air bag expansion device as claimed in claim 3, is characterized in that: described air bag (2) and loading line (3) are integral type structure.
5. pneumoretroperitoneum air bag expansion device as claimed in claim 3, is characterized in that: described air bag (2) adopts seal ring seal to be connected with loading line (3).
6. pneumoretroperitoneum air bag expansion device as claimed in claim 1, is characterized in that: described superslide plastic sheeting (1) has nano coating.
7. a method of work for pneumoretroperitoneum air bag expansion device according to claim 1, is characterized in that:
Get human body posterior axillary line 12 subcostal incision, cut skin, subcutaneous tissue successively, insert vascular forceps, puncture breaks through fascia thoracolumbalis, and vascular forceps expansion blunt separation muscle, inserts forefinger, push peritoneum open, be separated extraperitoneal space, insert pneumoretroperitoneum air bag expansion device; Plastic tube (7) outer end and the inflator pump that connect air inlet are inflated, thus expansion pneumoretroperitoneum gap; Retention balloon, after 3 minutes, inserts syringe cylinder venting, exits pneumoretroperitoneum air bag expansion device from gas outlet; If air bag bursts, then the fragment that bursts is deposited in superslide plastic sheeting (1) inside and exits with superslide plastic sheeting (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510993293.2A CN105435359B (en) | 2015-12-25 | 2015-12-25 | Abdominal cavity air bag expansion device and its working method afterwards |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510993293.2A CN105435359B (en) | 2015-12-25 | 2015-12-25 | Abdominal cavity air bag expansion device and its working method afterwards |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105435359A true CN105435359A (en) | 2016-03-30 |
| CN105435359B CN105435359B (en) | 2018-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510993293.2A Active CN105435359B (en) | 2015-12-25 | 2015-12-25 | Abdominal cavity air bag expansion device and its working method afterwards |
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| Country | Link |
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| CN (1) | CN105435359B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106178235A (en) * | 2016-07-05 | 2016-12-07 | 同济大学 | A kind of Retroperitoneoscopicvaricocelectomy expanded balloon |
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| CN2564176Y (en) * | 2001-12-09 | 2003-08-06 | 孟凡敏 | Practical peritoneal rear cavity dilator |
| CN2838651Y (en) * | 2005-11-11 | 2006-11-22 | 浙江辰和医疗设备有限公司 | Visual extraperitoneal space dilator |
| CN202620454U (en) * | 2012-05-31 | 2012-12-26 | 江苏源创医疗科技有限公司 | Cervical dilator |
| CN203253044U (en) * | 2013-04-28 | 2013-10-30 | 河南科技大学 | Retroperitoneal balloon dilator |
| CN203564644U (en) * | 2013-10-30 | 2014-04-30 | 南方医科大学南方医院 | Retroperitoneoscopy dilator |
| CN203609552U (en) * | 2013-11-13 | 2014-05-28 | 陈翔 | Trefoil saccule for expanding aortic valve support with valve |
| CN204293669U (en) * | 2014-12-04 | 2015-04-29 | 浙江天使医疗器械有限公司 | A kind of novel sacculus cervical dilator |
| CN204379966U (en) * | 2014-11-27 | 2015-06-10 | 烟台毓璜顶医院 | A kind of medical extension fixture |
| CN205586348U (en) * | 2015-12-25 | 2016-09-21 | 中国人民解放军第二军医大学 | Back abdominal cavity gasbag extension fixture |
-
2015
- 2015-12-25 CN CN201510993293.2A patent/CN105435359B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2564176Y (en) * | 2001-12-09 | 2003-08-06 | 孟凡敏 | Practical peritoneal rear cavity dilator |
| CN2838651Y (en) * | 2005-11-11 | 2006-11-22 | 浙江辰和医疗设备有限公司 | Visual extraperitoneal space dilator |
| CN202620454U (en) * | 2012-05-31 | 2012-12-26 | 江苏源创医疗科技有限公司 | Cervical dilator |
| CN203253044U (en) * | 2013-04-28 | 2013-10-30 | 河南科技大学 | Retroperitoneal balloon dilator |
| CN203564644U (en) * | 2013-10-30 | 2014-04-30 | 南方医科大学南方医院 | Retroperitoneoscopy dilator |
| CN203609552U (en) * | 2013-11-13 | 2014-05-28 | 陈翔 | Trefoil saccule for expanding aortic valve support with valve |
| CN204379966U (en) * | 2014-11-27 | 2015-06-10 | 烟台毓璜顶医院 | A kind of medical extension fixture |
| CN204293669U (en) * | 2014-12-04 | 2015-04-29 | 浙江天使医疗器械有限公司 | A kind of novel sacculus cervical dilator |
| CN205586348U (en) * | 2015-12-25 | 2016-09-21 | 中国人民解放军第二军医大学 | Back abdominal cavity gasbag extension fixture |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106178235A (en) * | 2016-07-05 | 2016-12-07 | 同济大学 | A kind of Retroperitoneoscopicvaricocelectomy expanded balloon |
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| Publication number | Publication date |
|---|---|
| CN105435359B (en) | 2018-11-30 |
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