CN104207805A - Stent for filling tissue cavity in body - Google Patents
Stent for filling tissue cavity in body Download PDFInfo
- Publication number
- CN104207805A CN104207805A CN201410374138.8A CN201410374138A CN104207805A CN 104207805 A CN104207805 A CN 104207805A CN 201410374138 A CN201410374138 A CN 201410374138A CN 104207805 A CN104207805 A CN 104207805A
- Authority
- CN
- China
- Prior art keywords
- metal fiber
- medical metal
- shelly
- rack body
- tissue cavity
- 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- Withdrawn
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12009—Implements for ligaturing other than by clamps or clips, e.g. using a loop with a slip knot
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12099—Occluding by internal devices, e.g. balloons or releasable wires characterised by the location of the occluder
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12131—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device
- A61B17/1214—Coils or wires
-
- A61M1/0023—
-
- A61M1/0058—
-
- 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
- A61M31/00—Devices for introducing or retaining media, e.g. remedies, in cavities of the body
Abstract
The invention discloses a stent for filling a tissue cavity in a body. The stent comprises a casing-shaped stent main body and a metal fiber tube section, wherein the casing-shaped stent main body is formed by coiling a solenoid made of a medical metal fiber tube, the medical metal fiber tube section extends out from one end of the casing-shaped support frame main body. The stent for filling the tissue cavity in the body has the advantages that the stent can be used for hole filling on the tissue in the body, in addition, the medication and drainage effects are also achieved, the purposes are wide, the diagnosis and treatment functions are realized, and in addition, the operation is simple.
Description
Technical field
The present invention relates to medical instruments field, be specifically related to a kind of support that is applicable to obturator inner tissue cavity.
Background technology
When tuberculosis in body interior tissue or organ and various intracoelomic cavity gap, abscess, cyst, tumor, various metastatic tumor and various Focal lesion, simple traditional operation or Drug therapy are can choice less, wound is large, often need Repeated Operation or drainage procedure, long-term prescription etc., effect is not good enough, used time is longer, and patient's mental burden and financial burden are all larger.Simple medication is very micro-because being difficult to arrive focus center curative effect, therefore traditional treatment means are relatively simple and can choice less, effect is not good enough.
Summary of the invention
The object of the present invention is to provide the non-operative treatment apparatus that in a kind of body, focal disease becomes, concrete clogs for can be used for in-vivo tissue cavity, and has the support of administration, drainage concurrently.
The technical solution adopted in the present invention is as follows:
A support for obturator inner tissue cavity, it comprises shelly rack body and the medical metal fiber pipeline section of the solenoid of being made up of medical metal fiber pipe through being coiled to form, described medical metal fiber pipeline section stretches out from one end of shelly rack body.
The external diameter of described medical metal fiber pipe is 0.1～10mm, and internal diameter is 0.05～5mm, and described solenoid external diameter is 0.3～40mm, and pitch is 0.2～20mm.
The maximum gauge of described shelly rack body is not more than 100mm, and its width is not more than 100mm.
Described solenoid can be isometrical or Reducing screw.
Described shelly rack body is spheroidal shelly rack body or elliposoidal shelly rack body.
The end of described medical metal fiber pipeline section is provided with cone joint.
Described medical metal fiber pipeline section is connected with the small end face of cone joint.
On the tube wall of described medical metal fiber pipe, be provided with through hole.
The diameter of described through hole is 0.05～10mm, and the diameter of through hole is identical or different.
The serve as reasons 1-5 layer shelly rack body of introversive outer coiling of described shelly rack body.
As need administration and/or drain, retain medical metal fiber pipeline section, and by its indwelling in the time that if human body outside does not need administration and/or drain, can remove the medical metal fiber pipeline section of (as sheared) end, only retain shelly rack body part for obturator inner disease foci.If remove medical metal fiber pipeline section; shelly rack body of the present invention has also lost the function of administration and/or drain; therefore do not have linear structure body end and only for clog and/or the support of administration actual similar with the present invention, should belong to the scope that the present invention protects.
The through hole arranging on shelly rack body of the present invention is for the outflow of liquid (as administration time) or flow into (as drain time), as long as therefore can realize this effect, and shape, the size to through hole or how much do not limit.Through hole can be circular or oval, can be rule can be also irregular, in order to simplify processing technology, preferred through hole be circle.When through hole is large, be easy to the turnover of liquid, through hole hour is conducive to slow administration, plays slow releasing function, reduce medicine irritation, through-hole diameter 0.5～10mm, and each hole size on support differs, the through hole of preferred one end is minor diameter through hole, and the through hole of the other end is diameter through hole.
Shelly rack body of the present invention is by coiling 1-5 layer outside interior, for filling focus, it is spheroidal shelly rack body or elliposoidal shelly rack body under relaxation state in vitro, can be also spinous process shape shelly rack body.And be subject in vivo the restriction of focus shape, shelly rack body be shaped as the shape of fitting mutually with focus shape.Therefore shelly rack body of the present invention is spheroidal shelly rack body or elliposoidal shelly rack body, can be also spinous process shape shelly rack body, the actual form that refers to that rack body is not limited by or not the external world.
Good effect of the present invention comprises: the support of obturator of the present invention inner tissue cavity discharges to focus with the tubulose tract of the apparatuses such as existing Wicresoft or puncture, when discharging to focus, natural relaxation is expanded to filling and is full of focus, can select according to the size of focus the size of the support of the obturator inner tissue cavity discharging.
Shelly rack body of the present invention can be 1～5 layer from the inside to the outside, when only having 1 layer, repeatedly the shelly rack body of spiralization has following advantage: filling closely fully, forms without dead space, avoid nosocomial infection, for the growth of optimum granulation tissue creates favorable conditions.Drug capacity is large, long action time.
The support end of obturator of the present invention inner tissue cavity has medical metal fiber pipeline section, can be as required after its puncture by the indwelling of medical metal fiber pipeline section in organism outside, as the passage of administration or drain; If only, as filling after use or disease recovery from illness, medical metal fiber pipeline section directly can be cut off, only be retained the shelly rack body at middle part in body.
The support of obturator of the present invention inner tissue cavity is hollow tubular structure, on its outer wall, be distributed with through hole, when as drain instrument, the liquid such as pus, blood, unnecessary medicine enter internal stent by through hole, and flow out in external linear structure body by indwelling.
The support of obturator of the present invention inner tissue cavity is hollow tubular structure, on its outer wall, be distributed with through hole, and the end of medical metal fiber pipeline section is provided with cone joint, the small end face of medical metal fiber pipeline section and cone joint joins, when as administration instrument, medicine is injected into support by cone joint, and be released into focus by hollow pipeline and through hole, can realize target administration and make medicine reach fast the object of focus, increase drug effect and reduce toxic and side effects and injury to health tissues compared to systemic administration.
The support of obturator of the present invention inner tissue cavity can be as required by initiating terminal progressively or disposable take out withdraw from external.
The support of obturator of the present invention inner tissue cavity is of many uses, has Clinics and Practices function concurrently; Simple to operate, being aided with CT or ultrasonic guidance can increase the accuracy discharging; Because adopting the even simple puncture technique of Wicresoft to implement, therefore little than traditional operation mode wound, recovery from illness is fast; Targeting is better, determined curative effect; Health tissues is retained, and functional rehabilitation is fast; Postoperative complication is few, and with insufficiency of blood, organization healing is fast; Have the administration as required of later stage focus (as, radiopharmaceutical, chemotherapeutics, the therapeutants such as antibiotics and flushing liquor), have the advantage that the traditional operation modes such as simultaneously drain do not possess concurrently.The medical science developing direction such as the present invention meets Wicresoft, determined curative effect; Expansibility is strong, can use heater strip or refrigerating plant, sensor, sampling catheter, filler etc. in its tube chamber, has expanded treatment and detection, monitoring means and treatment measure; Also can be used as simple wadding uses.
Brief description of the drawings
Fig. 1 is the support of the embodiment of the present invention 1 structural representation under relaxation state;
Fig. 2 is expansion schematic diagram of the present invention;
In the accompanying drawings, 1 medical metal fiber pipeline section, 2 solenoids, 3 shelly rack bodies, 4 cone joints.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described:
Embodiment 1
As shown in Figure 1, the rack body of the present embodiment comprises shelly rack body 3 and the medical metal fiber pipeline section 1 of the solenoid 2 of being made up of medical metal fiber pipe through being coiled to form, and described medical metal fiber pipeline section 1 stretches out from one end of shelly rack body 3; Described shelly rack body 3 is spheroidal shelly rack body, and the external diameter of described medical metal fiber pipe is 1mm, and internal diameter is 0.8mm.The end of described medical metal fiber pipeline section 1 is provided with cone joint 4; Described medical metal fiber pipeline section 2 is connected with the small end face of cone joint 4.The maximum gauge of described shelly rack body 3 is 100mm, and its width is 100mm.
As shown in Figure 2, after the shelly rack body 3 of the present embodiment launches, be solenoid 2, solenoid 2 is isometrical solenoid, and its external diameter is 5mm, and pitch is 3mm.
Described in the present embodiment, on the tube wall of medical metal fiber pipe, be provided with and wear wall through hole, the diameter of wearing wall through hole is 0.05mm, and the diameter of through hole is identical.The through hole distributing on its outer wall, when as drain instrument, the liquid such as pus, blood, unnecessary medicine enter internal stent by through hole, and flow out in external linear structure body by indwelling; When as administration instrument, medicine is injected into support by cone joint, and is released into focus by hollow pipeline and through hole, can realize target administration and make medicine reach fast the object of focus.
The present invention can boil down to strip shape body, for the convenience puncturing, general selection compressed perpendicular to the direction of medical metal fiber pipeline section 2, can be by controlling the solenoidal shrinkage degree of compression stress control, because employing has pure titanium or titanium alloy is raw material, titanium has good ductility and metal Memorability, enters puncture needle therefore maximum of the present invention can be compressed to, and after releasing external force, can instantaneous expansion state extremely as shown in Figure 1.
Embodiment 2
Embodiment 2 only there are differences in following parameter, and the structure of itself and embodiment 1 is basic identical, can realize the technique effect of embodiment 1, and the external diameter of described medical metal fiber pipe is 0.7mm, and internal diameter is 0.5mm.The end of described medical metal fiber pipeline section 1 is provided with cone joint; The maximum gauge of described shelly rack body 3 is 20mm, and its width is 30mm; Solenoid 2 is isometrical solenoid, and its external diameter is 2.5mm, and pitch is 2.1mm; The diameter of wearing wall through hole is 0.7mm.
Embodiment 3
Embodiment 3 only there are differences in following parameter, and the structure of itself and embodiment 1 is basic identical, can realize the technique effect of embodiment 1, and the external diameter of described medical metal fiber pipe is 0.5mm, and internal diameter is 0.3mm.The end of described medical metal fiber pipeline section 1 is provided with cone joint; The maximum gauge of described shelly rack body 3 is 30mm, and its width is 50mm; Solenoid 2 is isometrical solenoid, and its external diameter is 2.5mm, and pitch is 1.5mm; The diameter of wearing wall through hole 4 is 0.1mm.
Because following parameter again there are differences, therefore applicable to different big or small focuses, as larger in volume be applicable to the patient that focus is larger, more being applicable to of layer structure needs the patient of slow releasing pharmaceutical, concrete condition be those skilled in the art as doctor can be according to patient's situation and definite.
Other advantages of the present invention and change are apparent for a person skilled in the art.Therefore, the present invention is not limited to represent here and the specific detail described and preferred embodiment.Thereby, can carry out various changes in the case of not departing from the technical scope of the present invention that defined by claims or purport.
Claims (6)
1. the support of an obturator inner tissue cavity, it is characterized in that, it comprises shelly rack body and the medical metal fiber pipeline section of the solenoid of being made up of medical metal fiber pipe through being coiled to form, and described medical metal fiber pipeline section stretches out from one end of shelly rack body.
2. the support of obturator according to claim 1 inner tissue cavity, the external diameter that it is characterized in that described medical metal fiber pipe is 0.1～10mm, internal diameter is 0.05～5mm, described solenoid external diameter is 0.3～40mm, pitch is 0.2～20mm, the maximum gauge of shelly rack body is not more than 100mm, and its width is not more than 100mm.
3. according to the support of the obturator inner tissue cavity described in any one of claim 1-2, it is characterized in that described solenoid can be isometrical or Reducing screw.
4. the support of obturator according to claim 2 inner tissue cavity, is characterized in that described medical metal fiber pipeline section is connected with the small end face of cone joint.
5. the support of obturator according to claim 4 inner tissue cavity, is characterized in that being provided with through hole on the tube wall of described medical metal fiber pipe.
6. the support of obturator according to claim 5 inner tissue cavity, the diameter that it is characterized in that described through hole is 0.05～10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410374138.8A CN104207805A (en) | 2014-07-31 | 2014-07-31 | Stent for filling tissue cavity in body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410374138.8A CN104207805A (en) | 2014-07-31 | 2014-07-31 | Stent for filling tissue cavity in body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104207805A true CN104207805A (en) | 2014-12-17 |
Family
ID=52089997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410374138.8A Withdrawn CN104207805A (en) | 2014-07-31 | 2014-07-31 | Stent for filling tissue cavity in body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104207805A (en) |
-
2014
- 2014-07-31 CN CN201410374138.8A patent/CN104207805A/en not_active Withdrawn
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP6450886B2 (en) | Ureteral and bladder catheters and methods for inducing negative pressure to increase renal perfusion | |
| CN105343985B (en) | A kind of double-jacket tube formula stoma | |
| CN204839696U (en) | Anti metal spicule that infects | |
| US20140243783A1 (en) | Method of backflow reduction during material delivery through a needle into tissue | |
| JP2011510715A5 (en) | ||
| ATE331554T1 (en) | MEDICAL INSTRUMENT WITH ATRAAUMATIC TIP | |
| CN101485588B (en) | Puncture needle for minimally invasive treatment | |
| CN103932751B (en) | Filling administration drainage stent in a kind of body | |
| US20180333308A1 (en) | Sponge for Gynecological Disease Treatment and Menstrual Sanitation | |
| JP2014161384A (en) | Liquid sustained release means, and endoscope and endoscope surgical instrument including the same | |
| CN203483654U (en) | Acupuncture needle | |
| CN205903515U (en) | Balloon dilatation catheter | |
| CN202235678U (en) | Medical flexible puncture needle | |
| CN104207805A (en) | Stent for filling tissue cavity in body | |
| CN208823748U (en) | A kind of drainage device having analgesia function | |
| CN207306687U (en) | A kind of Nephrology dept.'s puncturing needle special | |
| CN202505953U (en) | Multifunctional drainage pipe | |
| US20090093691A1 (en) | Device for monitoring the status of a patient and treatment based thereupon | |
| CN202010298U (en) | Liver and gall medicine feeding and flushing drainage device | |
| CN204910455U (en) | Medical multicavity associated drainage catheter | |
| CN207785217U (en) | A kind of artificial blood vessel stapling apparatus | |
| CN104825150A (en) | Intracranial disease monitoring and treating device | |
| RU168394U1 (en) | Device for ultrasonic treatment of cavities with solutions | |
| CN206548878U (en) | A kind of closed thoracic drainage tube | |
| CN207101293U (en) | A kind of big tissue biopsy device with hemostatic function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20141217 |