CN110090348A - A kind of magnetic combination therapy device - Google Patents
A kind of magnetic combination therapy device Download PDFInfo
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- CN110090348A CN110090348A CN201910457681.7A CN201910457681A CN110090348A CN 110090348 A CN110090348 A CN 110090348A CN 201910457681 A CN201910457681 A CN 201910457681A CN 110090348 A CN110090348 A CN 110090348A
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Classifications
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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
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
-
- 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
-
- 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
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
- A61M2025/1043—Balloon catheters with special features or adapted for special applications
- A61M2025/109—Balloon catheters with special features or adapted for special applications having balloons for removing solid matters, e.g. by grasping or scraping plaque, thrombus or other matters that obstruct the flow
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
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- Pulmonology (AREA)
- Child & Adolescent Psychology (AREA)
- Magnetic Treatment Devices (AREA)
Abstract
A kind of magnetic combination therapy device disclosed by the invention, belongs to the field of medical instrument technology.Including central tube, flexible sacculus and solid magnet；When use, sacculus is put to appointed part, after injecting liquid magnet into sacculus, magnetic attraction is generated between solid magnet and liquid magnet, lasting squeeze force is generated to solid magnet and liquid magnet, lead to cicatricial tissue ischemic necrosis and fall off, can be used to treat upper gastrointestinal tract stricture, or carry out Gastroenteritic.The device can operate under scope completely, and realization is really minimally invasive, and more other treatment means definite effects, reduce the pain of patient, and can inject liquid food or nutriment by central passage in treatment, guarantee the nutrition supply of patient.The magnetic combination therapy apparatus structure is simple, easy to use and operate, safely and effectively.
Description
Technical field
The invention belongs to the field of medical instrument technology, and in particular to a kind of magnetic combination therapy device.
Background technique
Upper digestive tract includes oesophagus, Stomach duodenum etc., and upper gastrointestinal tract stricture refers to benign and malignant lesions and surgical scars
Caused is narrow, often results in complete or infull property upper digestive tract malignancy, and patient has different degrees of dysphagia, so as to cause
It ingests, digest, malabsorption, malnutritive, water and electrolyte disorder, thin, cachexia, in addition it is dead.
As medical technology is constantly progressive, though the incidence of upper gastrointestinal tract stricture is declined, its disease incidence is still higher,
And treatment means are without obvious progress.Current treatment method mainly have operation, through gastroscope oesophagus balloon dilatation, through gastroscope oesophagus
Stent endoprosthesis and magnetic pressure squeeze Digestive Tract Stenosis dredging etc..
Though above-mentioned treatment method alleviates narrow caused dysphagia to a certain extent, there are still many deficiencies
Place.Big, costly, the repeatable difference of operation wound causes spirit and economic loss to patient, not easy for patients to accept,
And postoperative probability narrow again is larger；It can be slided up and down through gastroscope oesophagus balloon dilatation sacculus, it is difficult to it is placed in identical oral area,
Position need to be adjusted every now and then and extend operating time, so that patient is born more pains, and scar itself cannot be removed, narrow possibility
It can repeatedly；It is through gastroscope esophageal stenting first is that costly, second is that bracket may slip after expansion narrow positions, three
It is that patient's foreign body sensation is strong after Stent Implantation, tends not to be resistant to.
It is the emerging technology occurred in recent years that magnetic pressure, which squeezes Digestive Tract Stenosis dredging technology, has been applied to children's food at present
Road locking and narrow, it is relatively more clear in curative effect on treating narrow effect, but there are still wretched insufficiencies: it uses a pair of solid
Body magnet, which is realized, to coincide, and when operation needs to carry out stomach fistulization, and re-treatm ent sutures stoma after narrow releasing, and operation wound compares
Greatly, biggish pain is brought to patient.
Gastrointestinal tract is the important digestion and absorption organ of human body and the maximum excretory organs of human body, but many gastrointestinal tracts
Lesion leads to pylorus or duodenal stenosis, and food can not be normal through generally requiring leading gastrointestinal fistulation to solve patient
Enteral nutritional support problem.Gastrointestinal fistulation is the common operation of Clinical Surgery, is medically had at present by opening abdomen Gastroenteritic and warp
Gastroscope fistulization puts Gastroenteritic pipe, but operation wound is big, and current Gastroenteritic pipe effect is inaccurate, success rate of operation
Low, postoperative intestinal fistula risk is big, also limits the promotion and popularization of the technology to a certain extent.
Summary of the invention
In order to solve the defect of the above-mentioned prior art, the purpose of the present invention is to provide a kind of magnetic combination therapy devices, will
Solid magnets are combined with liquid magnet, realize that complete endoscopic minimally-invasive magnetic pressure squeezes upper gastrointestinal tract stricture dredging and Gastroenteritic,
The apparatus structure is simple, design is reasonable, convenient for operation, the pain for reducing patient of high degree.
The present invention is to be achieved through the following technical solutions:
The invention discloses a kind of magnetic combination therapy devices, including central tube, sacculus and solid magnet；Sacculus has bullet
Property, central tube is connect with sacculus, and internal on central tube to be equipped with central passage and liquid magnet paths, central passage penetrates through central tube
With sacculus, liquid magnet paths perforation central tube is simultaneously connected to balloon interior；Solid magnet is hollow cylinder, can be set in
On heart pipe；When injecting liquid magnet into sacculus by liquid magnet paths, magnetic is generated between solid magnet and liquid magnet
Power.
Preferably, several support frames are equipped with inside the cyst wall of sacculus.
It is further preferred that the material of support frame is metal or high molecular material.
Preferably, device in one-way on state, one-way conduction are respectively equipped at the port of central passage and liquid magnet paths
Device is that rubber plug or needleless are transfused attachment device.
Preferably, center pipe outer wall is equipped with scale.
Preferably, liquid magnet is that magnetic particle is highly dispersed in the homogeneous colloids solution formed in base fluid.
Preferably, the material of sacculus is copolymer.
Preferably, solid magnet outer surface is equipped with bio-medical coating.
Preferably, the outer diameter of solid magnet is 20~30mm, and wall thickness is 5~10mm, a height of 3~10mm.
Preferably, solid magnet is ndfeb magnet.
Compared with prior art, the invention has the following beneficial technical effects:
A kind of magnetic combination therapy device disclosed by the invention, in the treatment when Digestive Tract Stenosis, by seal wire by sacculus and
Central tube is sent to after below Digestive Tract Stenosis position, suitable liquid magnet can be injected into sacculus according to stenosis, and narrow
After the solid magnet of narrow top attracts each other, lasting squeeze force is generated to narrow cicatricial tissue, causes cicatricial tissue ischemic bad
It is dead and fall off, to realize the purpose of upper gastrointestinal tract stricture dredging, the device compared with presently, there are magnetic pressure squeeze narrow treatment device
It can be operated under scope completely, realization is really minimally invasive, and more other treatment means definite effects, the pain of patient is reduced, and
And liquid food or nutriment can be injected by central passage in treatment, guarantee the nutrition supply of patient.
In Gastroenteritic, in advance endoscopic ultrasonography downlink stomach jejunum puncture, be implanted into seal wire, by seal wire by sacculus and in
Heart pipe is sent to jejunum, and suitable liquid magnet is injected into sacculus, pulls jejunum to stomach wall direction, close with centre pipe in stomach
After the solid magnet at end attracts each other, lasting squeeze force is generated to stomach wall and empty intestinal tissue, causes to be squeezed tissue slow
Ischemic necrosis simultaneously falls off, and surrounding tissue gradually heals, and after radiography confirmation fistulization oral is formed, instrument is orally involved, to realize stomach
The purpose of intestine fistulization.
The magnetic combination therapy apparatus structure is simple, easy to use and operate, safely and effectively, can completely remove scar itself,
Avoid it is narrow repeatedly.
Further, the support frame on sacculus can be injected when liquid magnet interacts with solid magnet in sacculus and be provided
Stable support and rigidity, and keep certain shape.
Further, support frame uses metal or high molecular material material, in the base with good stiffness and strength
On plinth, also there is good toughness and ductility,
Further, it is respectively equipped with device in one-way on state at the port of central passage and liquid magnet paths, can kept away
Liquid magnet and nutriment reflux go out when exempting from operation.
Further, the scale in the pipe outer wall of center can be avoided and blindly be intubated too deep damage digestive tract wall.
Further, liquid magnet is that magnetic particle is highly dispersed in the homogeneous colloids solution formed in base fluid, mobility
It is good, it can be matched with the shape of solid magnet.
Further, the material of sacculus uses copolymer, has good elasticity, and nontoxic.
Further, solid magnet outer surface is equipped with bio-medical coating, can be improved biocompatibility, and it is residual to reduce tissue
It stays and foreign body reaction, improves therapeutic effect.
Further, solid magnet uses ndfeb magnet, has excellent magnetic property, significant effect.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is the structural schematic diagram of solid magnet of the invention；
Fig. 3 is the restenosis process schematic diagram that magnetic combination therapy device of the invention treats upper digestive tract；
Fig. 4 is the process schematic that magnetic combination therapy device of the invention carries out Gastroenteritic.
In figure: being managed centered on 1；1-1 is center channel；1-2 is liquid magnet paths；1-3 is device in one-way on state；2 are
Sacculus；2-1 is support frame；2-2 is liquid magnet；3 be seal wire；4 be solid magnet；5 be upper digestive tract；6 be stenotic tissue；7
The stenotic tissue to fall off for necrosis；8 be stomach, and 9 be enteron aisle.
Specific embodiment
The invention will be described in further detail with reference to the accompanying drawing:
Fig. 1 is overall structure diagram of the invention, including central tube 1, sacculus 2 and solid magnet 4；Central tube 1 and ball
Capsule 2 connects, internal on central tube 1 to be equipped with central passage 1-1 and liquid magnet paths 1-2, central passage 1-1 perforation central tube 1
With sacculus 2, liquid magnet paths 1-2 perforation central tube 1 and be connected to inside sacculus 2, quarter can be set on 1 outer wall of central tube
Degree；Such as Fig. 2, solid magnet 4 is hollow cylinder, preferably the ndfeb magnet with excellent magnetic energy, is equipped with biology in outer surface
Medical coating, solid magnet 4 can be set on central tube 1；Seal wire 3 can pass through central passage 1-1 and put sacculus 2 to specified
Position.When injecting liquid magnet 2-2 into sacculus 2 by liquid magnet paths 1-2, between solid magnet 4 and liquid magnet 2-2
Generate magnetic attraction.
Support frame 2-1 made of several metals or high molecular material is equipped with inside the cyst wall of sacculus 2, support frame 2-1 divides
Cloth is on the hemisphere that sacculus 2 is connect with central tube 1, and after sacculus 2 is propped up by liquid magnet 2-2, support frame 2-1 can provide shape
Shape support.Device in one-way on state 1-3 can be respectively set at the port of central passage 1-1 and liquid magnet paths 1-2, unidirectionally
Conducting device 1-3 can be transfused attachment device using rubber plug or needleless.
The outer surface of central tube 1 and sacculus 2 can coat hydrophilic medical coating, convenient for moving in vivo, reduce resistance.
Liquid magnet 2-2 is that magnetic particle is highly dispersed in the homogeneous colloids solution formed in base fluid, and magnetic particle can be with
It is made of magnetic metal oxide, base fluid can be water, hydrocarbon, mineral oil, refined oil, diester base fluid, turbine oil
Fluorine ether oil etc..
The material of sacculus 2 can be poly- using PEEK material, polyethylene terephthalate, nylon, polyethylene, high density
The copolymers such as ethylene, polyamide copolymer, polyurethane, polyvinyl chloride are made, and can also use other materials with favorable elasticity
Material is made.
4 size of solid magnet is general are as follows: 20~30mm of outer diameter, wall thickness 5~10mm, high 3~10mm, according to the actual situation into
Row manufacture, can be used alone or multiple superpositions use.
Such as Fig. 3, magnetic combination therapy device of the invention in the treatment Digestive Tract Stenosis when:
Sacculus 2 is implanted into oral cavity step 1: passing through central passage 1-1 via intranasal application using seal wire 3, through 1 distal end of central tube
Several solid magnets 4 are inserted in, continue for sacculus 2 to be implanted into central tube 1 under gastroscope guidance or X-ray machine radiography to upper gastrointestinal tract stricture
The b point of distal end；
Step 2: liquid magnet 2-2 is injected into sacculus 2 through liquid magnet channel 1-2 until 2 diameter of sacculus reaches and disappears
Change 5 caliber of road, the b point push solid magnets 4 of Xiang Yuanduan until stenotic tissue 6 is mutually attracted one another and squeezed between sacculus 2,
Solid magnets 4 act on a point and squeeze to b point at this time；
Step 3: the attract each other squeeze force F of generation of magnetic force causes to be squeezed between solid magnets 4 and liquid magnet 2-2
6 ischemic necrosis of stenotic tissue until fall off；
Step 4: carry out the digestion radiography prompt position solid magnets 4 and liquid magnet 2-2 movement and can pull outward,
Then prompt is squeezed the complete ischemic necrosis of tissue 6, forms the stenotic tissue 7 that necrosis falls off, a, b two o'clock of upper digestive tract 5 are
Through healing, direct oral cavity takes out the stenotic tissue 7 that all components of magnetic combination therapy device and necrosis fall off, and completes upper digestive tract
Narrow treatment.
Such as Fig. 4, magnetic combination therapy device of the invention is when carrying out Gastroenteritic:
Step 1: water-filling in stomach confirms point of puncture through endoscopic ultrasonography, and super by puncture needle implantable gastric under gastroscope
Sound scope Conducted Puncture needle passes through 9 upper wall of 8 wall of stomach and enteron aisle, completes to puncture, and be implanted into seal wire 3；
Sacculus 2 is implanted into oral cavity step 2: passing through central passage 1-1 via intranasal application using seal wire 3, through 1 distal end of central tube
Several solid magnets 4 are inserted in, continue for sacculus 2 to be implanted into enteron aisle 9 under gastroscope guidance or X-ray machine radiography；
Step 3: liquid magnet 2-2 is injected into sacculus 2 through liquid magnet channel 1-2 until 2 diameter of sacculus reaches fistulization
Target bore, to 8 wall of stomach push solid magnets 4 until mutually attracting one another and being squeezed on 8 wall of stomach and enteron aisle 9 between sacculus 2
Wall；
Step 4: the attract each other squeeze force F of generation of magnetic force causes to be squeezed between solid magnets 4 and liquid magnet 2-2
8 wall of stomach and 9 upper wall ischemic necrosis of enteron aisle until fall off；
It prompts solid magnets 4 mobile with the position liquid magnet 2-2 step 5: carrying out radiography and can pull outward, then prompt
8 wall of stomach and 9 upper wall of enteron aisle being squeezed complete ischemic necrosis, 8 wall of stomach except solid magnets 4 and liquid magnet 2-2
It has healed with 9 upper wall of enteron aisle, direct oral cavity takes out the tissue that all components of magnetic combination therapy device and necrosis fall off, and completes
Gastroenteritic.
Claims (10)
1. a kind of magnetic combination therapy device, which is characterized in that including central tube (1), sacculus (2) and solid magnet (4)；Sacculus
(2) there is elasticity, central tube (1) is connect with sacculus (2), and central passage (1-1) is equipped with inside central tube (1) and liquid magnet is logical
Road (1-2), central passage (1-1) penetrate through central tube (1) and sacculus (2), and liquid magnet paths (1-2) penetrate through central tube (1) simultaneously
It is connected to sacculus (2) inside；Solid magnet (4) is hollow cylinder；In use, passing through liquid magnet paths (1-2) to sacculus (2)
Interior injection liquid magnet (2-2), the solid magnet (4) and liquid magnet (2-2) being set on central tube (1) generate magnetic attraction.
2. magnetic combination therapy device according to claim 1, which is characterized in that be equipped with inside the cyst wall of sacculus (2) several
Root support frame (2-1).
3. magnetic combination therapy device according to claim 2, which is characterized in that the material of support frame (2-1) be metal or
High molecular material.
4. magnetic combination therapy device according to claim 1, which is characterized in that central passage (1-1) and liquid magnet are logical
Device in one-way on state (1-3) is respectively equipped at the port in road (1-2).
5. magnetic combination therapy device according to claim 1, which is characterized in that central tube (1) outer wall is equipped with scale.
6. magnetic combination therapy device according to claim 1, which is characterized in that liquid magnet (2-2) is magnetic particle height
Degree is scattered in the homogeneous colloids solution formed in base fluid.
7. magnetic combination therapy device according to claim 1, which is characterized in that the material of sacculus (2) is copolymer.
8. magnetic combination therapy device according to claim 1, which is characterized in that solid magnet (4) outer surface is equipped with biology
Medical coating.
9. magnetic combination therapy device according to claim 1, which is characterized in that the outer diameter of solid magnet (4) be 20~
30mm, wall thickness are 5~10mm, a height of 3~10mm.
10. magnetic combination therapy device according to claim 1, which is characterized in that solid magnet (4) is ndfeb magnet.
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| CN201910457681.7A CN110090348A (en) | 2019-05-29 | 2019-05-29 | A kind of magnetic combination therapy device |
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| CN108354845A (en) * | 2018-03-27 | 2018-08-03 | 厦门鑫康顺医疗科技有限公司 | A kind of Dual-chamber saccular jejunal nutrient canal being placed in through scope working clamp road |
| CN210542841U (en) * | 2019-05-29 | 2020-05-19 | 陕西省人民医院 | Magnetic composite therapeutic device |
-
2019
- 2019-05-29 CN CN201910457681.7A patent/CN110090348A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100168523A1 (en) * | 2008-12-30 | 2010-07-01 | Ducharme Richard W | Magnetic retraction device |
| CN103228317A (en) * | 2010-11-04 | 2013-07-31 | 费城儿童医院 | Magnetic targeting device, system and method |
| CN102631225A (en) * | 2012-03-27 | 2012-08-15 | 西安交通大学 | Dredging device for narrow biliary tract by means of magnetic compression |
| CN108354845A (en) * | 2018-03-27 | 2018-08-03 | 厦门鑫康顺医疗科技有限公司 | A kind of Dual-chamber saccular jejunal nutrient canal being placed in through scope working clamp road |
| CN210542841U (en) * | 2019-05-29 | 2020-05-19 | 陕西省人民医院 | Magnetic composite therapeutic device |
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