CN1181981A - Film breaking catheter holder feeder - Google Patents
Film breaking catheter holder feeder Download PDFInfo
- Publication number
- CN1181981A CN1181981A CN 97106016 CN97106016A CN1181981A CN 1181981 A CN1181981 A CN 1181981A CN 97106016 CN97106016 CN 97106016 CN 97106016 A CN97106016 A CN 97106016A CN 1181981 A CN1181981 A CN 1181981A
- Authority
- CN
- China
- Prior art keywords
- film breaking
- breaking catheter
- film
- catheter
- trocar sheath
- 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
Images
Abstract
The said feeder consists of film breaking catheter with head and bit, outer catheter, directioning air bag, air inlet pipe, holder feeding catheter, outer catheter tail connector and tail device with cap. Its film breaking bit can penetrate chocking film of different thickness in blood vessels with the delta-winged bit resulting in even and regular film bread and avoiding postoperative rechoke, and directioning air bag protects vessel wall from damage. The said device is used for plasty inside holder and has great clinical application value.
Description
The invention belongs to medical instruments field, particularly be Bu-Cha Shi syndrome film breaking catheter holder feeder.
Bu-Cha Shi syndrome (B-CS) is that a kind of postcava blocks the clinical symptom grouping that causes, be divided into many types, wherein a type is exactly that liver back segment postcava film sample blocks, make liver blood can not pass back into the heart, the syndromic method of treatment this class Bu-Cha Shi is through femoral vein postcava conduit rupture of membranes at present, the metal rack plasty, but because the thickness of its film does not wait by several millimeters to tens of millimeters, existing film breaking catheter holder feeder can only block film thickness to postcava film sample and be no more than 4 millimeters the effective rupture of membranes of part patient, to greater than above thickness can't rupture of membranes, the support that also just can't carry out behind the rupture of membranes is inserted the internal shaping art.
The purpose of this invention is to provide a kind of film that can wear out all thickness, and carry out support simultaneously and insert the one step completed film breaking catheter holder feeder of internal shaping art.
The object of the present invention is achieved like this, and accompanying drawings is as follows:
A kind of film breaking catheter holder feeder, its construction features is:
1. inner chamber 16 front ends are provided with on the outer wall of film breaking catheter 6 of interface 15, trocar sheath 3, cercoids 7, seal gasket 9, cercoids lid 8 by suit behind the forward direction; Trocar sheath tail end outer wall suit adapter 4; External diameter and the interior of film breaking catheter 6 that support is sent into conduit 13 radially coincide; Conical hollow film breaking catheter head 1 flexibly connects with interface 15;
2. trocar sheath 3 leading portion outer wall suits air bag 2, and air bag 2 is connected by pore 11 with the interior closed end of trachea 14;
3. the rupture of membranes cutter head 12 of many ribs sharp cone distal can substitute film breaking catheter head 1 and 15 flexible connections of film breaking catheter interface.
In the above-mentioned film breaking catheter holder feeder, rupture of membranes cutter head 12 is the best to wait wing pointed cone of rhizoma sparganic.
In the above-mentioned epithelium catheter holder feeder, be provided with sealing ring 5 between its trocar sheath 3 and the adapter.
Accompanying drawing 1 is the film breaking catheter holder feeder profile;
Accompanying drawing 2 is a film breaking catheter holder feeder AA generalized section;
Accompanying drawing 3 is the profile sketch map of rupture of membranes cutter head 12 in the film breaking catheter holder feeder;
Accompanying drawing 4 is the schematic cross section of rupture of membranes cutter head 12 in the film breaking catheter holder feeder;
Accompanying drawing 5 is sent into the conduit sketch map for the film breaking catheter holder feeder medium-height trestle.
Description of drawings and embodiment.
As accompanying drawing 1, in 2, film breaking catheter 6 is the main body of whole film breaking catheter holder feeder, its inside is cavity 16, cavity 16 is to send into conduit 13 promotion commercial stents by support to enter in the postcava by the passage of inserting at rupture of membranes place, the anterior outside of film breaking catheter 6 is set with trocar sheath 3, trocar sheath 3 anterior outsides are set with air bag 2, in trocar sheath 3, be provided with air inlet pipe 14, be provided with pore 11 between trachea 14 and the air bag 2, when from the collar extension injecting gas of trachea 14, air bag 2 can be heaved, and can play orientation in duct of Arantius, has also protected the vein inwall not to be subjected to abrasion; Outside, trocar sheath 3 rear portions is set with trocar sheath afterbody adapter 4; Be set with cercoids 7 in the back of trocar sheath 3 and the outside of film breaking catheter 6, in the back of cercoids 7, the outside of film breaking catheter 6 is set with cercoids lid 8, covers at cercoids 7 back, cercoids between the face of film breaking catheter 6 of 8 fronts and also is set with seal gasket 9; In the internal cavity of film breaking catheter 6, be equipped with can before and after the support that is free to slide send into conduit 13 (seeing accompanying drawing 5).
The front end of the film breaking catheter 6 in the above-mentioned accompanying drawing 1,2 is provided with interface 15, and interface 15 can connect rupture of membranes tube head 1, but changing-over rupture of membranes cutter head 12 again; Rupture of membranes cutter head 12 (seeing accompanying drawing 3,4) is a prismatoidal pointed cone, rhizoma sparganic such as wing, in like manner 4 wings, 5 wings at the most the wing pointed cone of rib also can, be the best to wait wing pointed cone of rhizoma sparganic.Its sharp keen film of wearing out all thickness not only can also cooperate the barrier film in its vein worn out by the center to become to equate three lobe shapes with air bag 2, and the reuse support props up, and it is unimpeded that the postoperative blood vessel is stablized always.
Be provided with sealing ring 5 between the outer wall of trocar sheath 3 and trocar sheath afterbody adapter 4 inwalls in the above-mentioned film breaking catheter holder feeder; It also is the pipe that inner chamber is arranged that support is sent into conduit 13, and the inner chamber 17 of handle 18 can be communicated with or close with film breaking catheter inner chamber 16; Handle 18 can be an one with cercoids 7.
Film breaking catheter head 1, rupture of membranes cutter head 12 are connected with spiral with the connected mode of the interface 15 of film breaking catheter front end separately in the accompanying drawing, and peg graft (can add latch for reinforcing) for well, easily replacing in the use; Can be bonding between directed air bag 2 and the trocar sheath 3, crimping, answer positive confinement to leak gas; Be connected to bonding or crimping between trocar sheath 3, trocar sheath afterbody adapter 4, sealing ring 5, cercoids 7, cercoids lid 8, the seal gasket 9, spiral connects also can.
Accompanying drawing 5 is sent into conduit 13 for support, and the front can closely be inserted among the inner chamber 15 of film breaking catheter 6, on its sidewall scale is arranged, and is used for surveying the position at accurate rupture of membranes place, and support can have been bought, and its external diameter is also less than film breaking catheter inner chamber 15; Support is sent into the afterbody of inner chamber 15, send into conduit 13 with support and be pushed to the rupture of membranes place and get final product.
Use is: at first this device is wanted sterilization treatment, then film breaking catheter head 1 is connected on the interface 17 of film breaking catheter 6 front ends; Select great saphenous vein or femoral vein to cut then, this device is inserted through postcava closed position, afterbody connection manograph from film breaking catheter 6 is measured postcava pressure, inner chamber 18 from handle injects a small amount of contrast agent then, whether observe the postcava obstructive position porose, as porose, can directly inwardly send into film breaking catheter head 1 by obstruction portion; After the directed air bag 2 of umbrella shape, gas injection fill, expand by obstruction portion; As membranaceous obstruction atresia or film are thicker can not rupture of membranes, then extract the film breaking catheter 6 of band film breaking catheter head 1 out, take off film breaking catheter head 1 from interface 15 then, changing rupture of membranes cutter head 12 is connected with interface 15, again send into the vein otch, through obstructive position rupture of membranes, after the rupture of membranes success, air bag expansion is extracted the film breaking catheter 6 that has rupture of membranes cutter head 12 out, takes off rupture of membranes cutter head 12, again metal rack (finished product) is inserted in the afterbody 10 of the film breaking catheter 6 in the cercoids lid 8, send into conduit 13 with support support is sent into the obstructive position of having expanded slowly, support expands automatically, embeds obstructive position and with its expansion, gas in the directed air bag 2 of sucking-off umbrella shape then, this device is extracted out, sewed up blood vessel and skin incision, treatment finishes.Overall process is all carried out under television monitoring.
Advantage of the present invention is a lot, and existing support is sent into system had not both had film breaking unit, also omnidirectional dress Put, easy injured blood vessel wall, the directed air bag in this device had both protected blood vessel injury-free, again Give rupture of membranes cutter head orientation, and newly-designed rupture of membranes cutter head can break the film of all thickness, and film is cut all Even, to have avoided inferior caval and blocked once again, this device can carry out the support Transluminal Angioplasty simultaneously, once Finish, for the B-CS of other types provides anaphase to create conditions, have bigger clinical should Use value, make that to be permitted eurypalynous B-CS anaphase more simple, reduced expense, alleviated Patient's misery.
Claims (3)
1, a kind of film breaking catheter holder feeder is characterized in that:
1. inner chamber (16) front end is provided with on the outer wall of film breaking catheter (6) of interface (15), trocar sheath (3), cercoids (7), seal gasket (9), cercoids lid (8) by suit behind the forward direction; Trocar sheath tail end outer wall suit adapter (4); External diameter and the interior of film breaking catheter (6) that support is sent into conduit (13) radially coincide; Conical hollow film breaking catheter head (1) flexibly connects with interface (15);
2. trocar sheath (3) leading portion outer wall suit air bag (2), and air bag (2) is connected by pore (11) with the interior closed end of trachea (14);
3. the rupture of membranes cutter head (12) of many ribs sharp cone distal can substitute film breaking catheter head (1) and film breaking catheter interface (15) flexible connection.
2, film breaking catheter holder feeder according to claim 1 is characterized in that: in the film breaking catheter holder feeder, rupture of membranes cutter head (12) is the best to wait wing pointed cone of rhizoma sparganic.
3, film breaking catheter holder feeder according to claim 1 is characterized in that: in the film breaking catheter holder feeder, be provided with sealing ring (5) between its trocar sheath (3) and the adapter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97106016 CN1113632C (en) | 1997-08-07 | 1997-08-07 | Film breaking catheter holder feeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97106016 CN1113632C (en) | 1997-08-07 | 1997-08-07 | Film breaking catheter holder feeder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1181981A true CN1181981A (en) | 1998-05-20 |
| CN1113632C CN1113632C (en) | 2003-07-09 |
Family
ID=5168295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97106016 Expired - Fee Related CN1113632C (en) | 1997-08-07 | 1997-08-07 | Film breaking catheter holder feeder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1113632C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103817505A (en) * | 2012-11-19 | 2014-05-28 | 上海微创医疗器械（集团）有限公司 | Stent assembling equipment |
-
1997
- 1997-08-07 CN CN 97106016 patent/CN1113632C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103817505A (en) * | 2012-11-19 | 2014-05-28 | 上海微创医疗器械（集团）有限公司 | Stent assembling equipment |
| CN103817505B (en) * | 2012-11-19 | 2016-08-03 | 微创心脉医疗科技（上海）有限公司 | Bracket assembled equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1113632C (en) | 2003-07-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6506200B1 (en) | Tissue separation cannula and method | |
| US8382784B2 (en) | Vessel cutting devices | |
| US6077248A (en) | Medical puncturing set | |
| US20020013548A1 (en) | Double balloon thrombectomy catheter | |
| CN101903061A (en) | Guide tube having balloons for puncture | |
| US5421346A (en) | Recovery of human uterine cells and secretions | |
| US20040172052A1 (en) | Extraluminal balloon dissection | |
| US20100049305A1 (en) | Convertible delivery systems for medical devices | |
| CA2500475A1 (en) | System and method for delivering hemostasis promoting material to a blood vessel puncture site by fluid pressure | |
| CA2049756A1 (en) | Delivery catheter | |
| JPH08182682A (en) | Stent insertion apparatus using liquid-operation | |
| US4655748A (en) | Cannula for infusion of fluid | |
| CN106573132A (en) | A cervical canal dilation device | |
| CN104368080B (en) | Medical operation sheath | |
| WO2001008565A3 (en) | Balloon dissector | |
| AU721302B2 (en) | Medical material removal method and associated instrumentation | |
| CN110292704A (en) | Canal of uterine cervix extension fixture | |
| CN2306755Y (en) | Rupture membrane catheter support feed-in device | |
| CN1113632C (en) | Film breaking catheter holder feeder | |
| CN108814711A (en) | A kind of novel mucous membrane incision knife | |
| CN204394588U (en) | A kind of special epitheca of prostate endoscope operation instruments | |
| CN210813401U (en) | Balloon catheter | |
| CN210277953U (en) | Sacculus uterus support | |
| CN105056372B (en) | Drainage tube | |
| CN201790921U (en) | Remote thrombosis protection and angioplasty balloon integrated device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| AR01 | Abandonment of patent right to avoid double patenting |
According to article 9 of the patent law and article 13 of the detailed rules for the implementation of the patent law: 97106016.9 of the invention patents in this issue as a notice of authorization, and at the same time corresponding to the 97233854.3 utility model patent to be given up, and in the 19 volume of the 28 issue of the new type of communique on the patent right to abandon the announcement. |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |