CN108814779A - A kind of TIPS rack for operation - Google Patents
A kind of TIPS rack for operation Download PDFInfo
- Publication number
- CN108814779A CN108814779A CN201810724861.2A CN201810724861A CN108814779A CN 108814779 A CN108814779 A CN 108814779A CN 201810724861 A CN201810724861 A CN 201810724861A CN 108814779 A CN108814779 A CN 108814779A
- Authority
- CN
- China
- Prior art keywords
- valve
- bracket
- pressure
- bracket according
- portal venous
- 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.)
- Pending
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/82—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00743—Type of operation; Specification of treatment sites
- A61B2017/00778—Operations on blood vessels
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2250/00—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2250/0058—Additional features; Implant or prostheses properties not otherwise provided for
- A61F2250/0067—Means for introducing or releasing pharmaceutical products into the body
Abstract
The invention discloses a kind of TIPS rack for operation, including at least one valve structure；The valve structure includes valve；One end of the valve is fixing end, is fixed on the inner membrance of the bracket；The other end of the valve is free-end, in the bracket；When in use, the openness of the valve increases or reduces according to portal venous pressure.The invention has the advantages that：By regulating blood flow speed, it can achieve the purpose that reduce portal venous pressure and reduce the incidence of TIPS postoperative complications to the greatest extent, benefit more patients.
Description
Technical field
The present invention relates to field of medical technology, and in particular to a kind of TIPS rack for operation.
Background technique
Portal vein normal pressure is 13-24cm H2O can cause portal vein height when portal venous flow is obstructed, the blood stasis of blood is stagnant
Pressure, pressure is up to 30-50cm H2O easily causes treatment for esophageal varices bleeding and intractable ascites, effectively controls
Treatment means are limited, and the death rate is higher.
Transjugular intrahepatic portosystemic shunt (transjugular intrahepatic portosystemic shunt,
TIPS) be to import puncturing kit through jugular vein under DSA guidance, established in liver portal vein to vena hepatica runner simultaneously
It is implanted into bracket, to reduce portal venous pressure, achievees the purpose that control and prevention hemorrhage of digestive tract, promote ascites absorption.
The postoperative most common complication of TIPS is hepatic encephalopathy, obstruction of stent, liver failure.Hepatic encephalopathy morbidity machine
System：Pylic blood is passed back into from enteron aisle, body circulation is directly entered by runner without liver detoxification (ammonia), to lure
Send out hepatic encephalopathy.Obstruction of stent：Mainly due to caused by Thrombosis in sten.Liver failure：The liver of one side and itself
It is related to harden basis difference, on the other hand, TIPS is postoperative effectively to enter hepatic blood flow reduction, can aggravate the damage of liver function.It is directed at present
The treatment measures of above-mentioned complication：1. if, in intussusception bracket in former bracket, carrying out current limliting blood flow is too fast；If 2. obstruction of stent, one
Aspect carries out anticoagulant therapy, but effect is poor；On the other hand intussusception overlay film frame again.
Summary of the invention
The purpose of the present invention is to provide a kind of TIPS rack for operation, to reduce portal venous pressure and utmostly subtract
The incidence of low TIPS postoperative complications.
To achieve the above object, the present invention provides a kind of TIPS rack for operation, including at least one valve structure；Institute
Stating valve structure includes valve；One end of the valve is fixing end, is fixed on the inner membrance of the bracket；The valve it is another
One end is free-end, in the bracket；When in use, the openness of the valve increases or contracts according to portal venous pressure
It is small.
In one possible implementation, the inner membrance of the bracket and the valve surface are coated with anticoagulant coating.
In one possible implementation, the anticoagulant coating is medication coat or polymeric coating layer；The drug applies
The coating drug of layer includes following any：Vascular smooth muscle cell proliferation and migration drug, anticoagulation medicine, anti-inflammatory agent
Object, platelet function inhibitor.
In one possible implementation, the valve structure further includes elastomeric element；One end of the elastomeric element
The free-end of the valve is connected, the other end connects the fixing end of the valve.
In one possible implementation, the elastomeric element is spring.
In one possible implementation, the valve structure further includes traction element, power part, pressure sensing
Device, power supply；One end of the traction element connects the free-end of the valve, and the other end connects the power part；The pressure
The valve is arranged in towards on the surface of direction of flow of blood, for monitoring portal venous pressure in force snesor；The pressure passes
Sensor is connected with the power part by data line；The power part includes motor and single-chip microcontroller.
In one possible implementation, when the portal venous pressure that the pressure sensor monitoring arrives is higher than the first pressure
When, the motor draws the traction element, so that the openness of the valve increases.
In one possible implementation, first pressure is the pressure that 24cm water column generates.
In one possible implementation, the power supply is lithium ion battery or sodium-ion battery.
In one possible implementation, the power supply includes conducting wire and power adapter；Described in the conducting wire connection
Power adapter, the external external power supply of power adapter.
The invention has the advantages that：By regulating blood flow speed, can achieve the purpose that reduce portal venous pressure and
The incidence for reducing TIPS postoperative complications to the greatest extent, benefits more patients.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the TIPS surgical stent under normal condition that one embodiment of the invention provides.
Fig. 2 be one embodiment of the invention provide it is in tension under TIPS surgical stent structural schematic diagram.
Fig. 3 be another embodiment of the present invention provides TIPS surgical stent under normal condition structural schematic diagram.
Fig. 4 be another embodiment of the present invention provides it is in tension under TIPS surgical stent structural schematic diagram.
Specific embodiment
The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention..
Embodiment 1
As shown in Figure 1, present embodiments providing TIPS surgical stent 1 includes at least one valve structure；The valve knot
Structure includes valve 2；One end of the valve 2 is fixing end, is fixed on the inner membrance of the bracket 1；The other end of the valve 2
For free-end, it is in the bracket 1；When in use, the openness of the valve 2 increases or reduces according to portal venous pressure.
The inner membrance of the bracket 1 and the valve surface are coated with anticoagulant coating.The anticoagulant coating is medication coat
Or polymeric coating layer；The coating drug of the medication coat includes following any：Vascular smooth muscle cell proliferation and migration medicine
Object, anticoagulation medicine, anti-inflammatory medicaments, platelet function inhibitor.
The valve structure further includes traction element 4, power part 5, pressure sensor 3, power supply；The traction element 4
One end connect the free-end of the valve 2, the other end connects the power part 5；The pressure sensor 3 is arranged described
Valve 2 is towards on the surface of direction of flow of blood, for monitoring portal venous pressure；The pressure sensor 3 and the power part
Part 5 is connected by data line；The power part 5 includes motor (not shown) and single-chip microcontroller (not shown).
When the portal venous pressure that the pressure sensor 3 monitors is higher than 24cmH2When O, the motor draws the traction
Component 4, so that the openness of the valve 2 increases.When the portal venous pressure that the pressure sensor 3 monitors is less than
24cmH2When O, the motor discharges the traction element, so that the openness of the valve 2 reduces, and keeps portal venous pressure
24cmH2O or less.
Traction element 4 is specifically as follows rope, and its surface is coated with anticoagulant coating.
Power supply is used to provide energy for pressure sensor 3 and power part 5.
In one example, the power supply is lithium ion battery or sodium-ion battery.
In one example, the power supply includes conducting wire 6 and power adapter 7；The conducting wire 6 connects the power supply conversion
Device 7, the external external power supply of the power adapter 7.External power supply can be 220V alternating current.
When the portal venous pressure in bracket 1 is equal to the pressure that 13-24cm water column generates, the openness of valve 2 such as Fig. 1 institute
Show, is at this time the normal condition of TIPS surgical stent.
When the portal venous pressure in bracket 1 is higher than the pressure that 24cm water column generates, the leading in traction element 4 of valve 2
Draw lower increase openness, the bracket 1 after openness increase as shown in Fig. 2, be the tense situation of TIPS surgical stent at this time.
In the present embodiment, the specification of bracket 1：Diameter is 8-12mm, length 6-10cm.
The present embodiment has the following advantages that：By regulating blood flow speed, can achieve the purpose that reduce portal venous pressure and
The incidence that TIPS postoperative complications can be reduced to the greatest extent benefits more patients.
Embodiment 2
As shown in Figure 1, present embodiments providing TIPS surgical stent 1 includes at least one valve structure；The valve knot
Structure includes valve 2；One end of the valve 2 is fixing end, is fixed on the inner membrance of the bracket 1；The other end of the valve 2
For free-end, it is in the bracket 1；When in use, the openness of the valve 2 increases or reduces according to portal venous pressure.
The inner membrance of the bracket 1 and the valve surface are coated with anticoagulant coating.The anticoagulant coating is medication coat
Or polymeric coating layer；The coating drug of the medication coat includes following any：Vascular smooth muscle cell proliferation and migration medicine
Object, anticoagulation medicine, anti-inflammatory medicaments, platelet function inhibitor.
The valve structure further includes elastomeric element 3；One end of the elastomeric element 3 connects the free-end of the valve 2,
The other end connects the fixing end of the valve 2.The elastomeric element 3 is specifically as follows spring.
When the portal venous pressure in bracket 1 is lower, the openness of valve 2 as shown in Figure 1, be TIPS surgical stent at this time
Normal condition.
When the portal venous pressure in bracket 1 is higher, tighten under the pressure of blood pressure as the spring of elastomeric element 3, valve
2 openness of film increases, and the bracket 1 after openness increase as shown in Fig. 2, be the tense situation of TIPS surgical stent at this time.
In the present embodiment, the specification of bracket 1：Diameter is 6-12mm, length 6-10cm.
The present embodiment has the following advantages that：By regulating blood flow speed, can achieve the purpose that reduce portal venous pressure and
The incidence that TIPS postoperative complications can be reduced to the greatest extent benefits more patients.
Although above having used general explanation and specific embodiment, the present invention is described in detail, at this
On the basis of invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Therefore,
These modifications or improvements without departing from theon the basis of the spirit of the present invention are fallen within the scope of the claimed invention.
Claims (10)
1. a kind of TIPS rack for operation, which is characterized in that including at least one valve structure；
The valve structure includes valve；One end of the valve is fixing end, is fixed on the inner membrance of the bracket；The valve
The other end of film is free-end, in the bracket；
When in use, the openness of the valve increases or reduces according to portal venous pressure.
2. bracket according to claim 1, which is characterized in that the inner membrance of the bracket and the valve surface are coated with
Anticoagulant coating.
3. bracket according to claim 2, which is characterized in that the anticoagulant coating is medication coat or polymeric coating layer；
The coating drug of the medication coat includes following any：
Vascular smooth muscle cell proliferation and migration drug, anticoagulation medicine, anti-inflammatory medicaments, platelet function inhibitor.
4. bracket according to claim 1, which is characterized in that the valve structure further includes elastomeric element；
One end of the elastomeric element connects the free-end of the valve, and the other end connects the fixing end of the valve.
5. bracket according to claim 4, which is characterized in that the elastomeric element is spring.
6. bracket according to claim 1, which is characterized in that the valve structure further include traction element, power part,
Pressure sensor, power supply；
One end of the traction element connects the free-end of the valve, and the other end connects the power part；
The valve is arranged in towards on the surface of direction of flow of blood, for monitoring portal venous pressure in the pressure sensor；
The pressure sensor is connected with the power part by data line；
The power part includes motor and single-chip microcontroller.
7. bracket according to claim 6, which is characterized in that when the portal venous pressure that the pressure sensor monitoring arrives is high
When the first pressure, the motor draws the traction element, so that the openness of the valve increases.
8. bracket according to claim 7, which is characterized in that first pressure is the pressure that 24cm water column generates.
9. bracket according to claim 6, which is characterized in that the power supply is lithium ion battery or sodium-ion battery.
10. bracket according to claim 6, which is characterized in that the power supply includes conducting wire and power adapter；
The conducting wire connects the power adapter, the external external power supply of power adapter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810724861.2A CN108814779A (en) | 2018-07-04 | 2018-07-04 | A kind of TIPS rack for operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810724861.2A CN108814779A (en) | 2018-07-04 | 2018-07-04 | A kind of TIPS rack for operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108814779A true CN108814779A (en) | 2018-11-16 |
Family
ID=64133937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810724861.2A Pending CN108814779A (en) | 2018-07-04 | 2018-07-04 | A kind of TIPS rack for operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108814779A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112137759A (en) * | 2020-03-05 | 2020-12-29 | 上海宏派医疗科技有限公司 | Coated TIPS (tip-in-stent graft) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010036450A (en) * | 1999-10-08 | 2001-05-07 | 장병우 | Elevator car door safety locking apparatus |
| KR20060005639A (en) * | 2004-07-13 | 2006-01-18 | (주)제이브이엠 | Tablet feeder of medicine packing machine |
| EP1994912A1 (en) * | 2007-05-21 | 2008-11-26 | Berardino Della Sala | Electromagnetically closable non-return valve for biological liquid pumps |
| US20090275924A1 (en) * | 2006-04-26 | 2009-11-05 | Eastern Virginia Medical School | Systems and Methods for Monitoring and Controlling Internal Pressure of an Eye or Body Part |
| CN204600788U (en) * | 2015-04-16 | 2015-09-02 | 西安交通大学医学院第一附属医院 | A kind of Stress control unilateral gate body shunt vessel device |
| CN107854017A (en) * | 2017-12-05 | 2018-03-30 | 无锡汇欧陶瓷有限公司 | A kind of accessible bathtub with deformation function |
| CN208974227U (en) * | 2018-07-04 | 2019-06-14 | 中国人民解放军总医院 | A kind of TIPS rack for operation |
-
2018
- 2018-07-04 CN CN201810724861.2A patent/CN108814779A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010036450A (en) * | 1999-10-08 | 2001-05-07 | 장병우 | Elevator car door safety locking apparatus |
| KR20060005639A (en) * | 2004-07-13 | 2006-01-18 | (주)제이브이엠 | Tablet feeder of medicine packing machine |
| US20090275924A1 (en) * | 2006-04-26 | 2009-11-05 | Eastern Virginia Medical School | Systems and Methods for Monitoring and Controlling Internal Pressure of an Eye or Body Part |
| EP1994912A1 (en) * | 2007-05-21 | 2008-11-26 | Berardino Della Sala | Electromagnetically closable non-return valve for biological liquid pumps |
| CN204600788U (en) * | 2015-04-16 | 2015-09-02 | 西安交通大学医学院第一附属医院 | A kind of Stress control unilateral gate body shunt vessel device |
| CN107854017A (en) * | 2017-12-05 | 2018-03-30 | 无锡汇欧陶瓷有限公司 | A kind of accessible bathtub with deformation function |
| CN208974227U (en) * | 2018-07-04 | 2019-06-14 | 中国人民解放军总医院 | A kind of TIPS rack for operation |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112137759A (en) * | 2020-03-05 | 2020-12-29 | 上海宏派医疗科技有限公司 | Coated TIPS (tip-in-stent graft) |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208974227U (en) | A kind of TIPS rack for operation | |
| JP2019503229A5 (en) | ||
| CN111093568B (en) | Combined stent reperfusion system | |
| JP2013509271A5 (en) | ||
| JP2017515607A5 (en) | ||
| JPS62298373A (en) | Rearward infusion catheter | |
| CN2910150Y (en) | Non-blood vessel coated stand able to prevent complication | |
| JP2017051692A5 (en) | ||
| US20200179655A1 (en) | Medical device securement system and method | |
| WO2008027272A3 (en) | Isolating cardiac circulation | |
| CA2524271A1 (en) | Controlled release bioactive agent delivery device | |
| WO2009131862A3 (en) | Hemostasis valve and guidewire pacing system | |
| JP2012521837A5 (en) | ||
| CN108814779A (en) | A kind of TIPS rack for operation | |
| ATE319488T1 (en) | BIOACTIVE ACTIVE RELEASING COATING WITH AROMATIC POLY(METH)ACRYLATES | |
| Sinha et al. | Effect of mechanical assistance of the systemic ventricle in single ventricle circulation with cavopulmonary connection | |
| CN112402062A (en) | Be used for atrium reposition of redundant personnel pressure relief device | |
| US11191925B2 (en) | Electrically-responsive hydrogels | |
| US8122594B2 (en) | Method of manufacturing a deflectable electrophysiological catheter | |
| JP2013183916A (en) | Balloon for iabp balloon catheter | |
| CN104645480A (en) | Medical catheter fixing device having warning function | |
| DE50309201D1 (en) | SCLEROSIS CATHETERS FOR THE SCLEROSIS OF BLOOD VESSES, ESPECIALLY VENES | |
| US20130158590A1 (en) | Balloon Dilatation Catheter Provided with Soft Coating | |
| CN208145207U (en) | A kind of graphene cardiac stent | |
| CN206482699U (en) | A kind of coronary vessel stent |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |