CN206761807U - Degradable spiral vessel support - Google Patents
Degradable spiral vessel support Download PDFInfo
- Publication number
- CN206761807U CN206761807U CN201621112031.7U CN201621112031U CN206761807U CN 206761807 U CN206761807 U CN 206761807U CN 201621112031 U CN201621112031 U CN 201621112031U CN 206761807 U CN206761807 U CN 206761807U
- Authority
- CN
- China
- Prior art keywords
- degradable
- helical form
- layer
- spiral
- vessel support
- 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.)
- Active
Links
Landscapes
- Materials For Medical Uses (AREA)
- Prostheses (AREA)
Abstract
The utility model discloses a kind of degradable spiral vessel support, the degradable spiral vessel support includes the helical form substrate made of degradable safe metal material and is respectively arranged at medicine layer, chemosphere and the collagen layer of the helical form Basolateral.The degradable spiral vessel support, helical form substrate is made by degradable safe metal material, and medicine layer is set respectively in the degradable helical form Basolateral, chemosphere, collagen layer, form sandwich construction, medicine layer, chemosphere, collagen layer coats helical form substrate layer by layer, the degraded of helical form substrate can effectively be delayed, more by adjusting medicine layer, chemosphere, the thickness and composition of each Rotating fields of collagen layer, control the degradation time of helical form substrate, so as to the condition and Estimated Time Of Recovery according to patient, the degradable spiral vessel support of reasonable selection the utility model.
Description
Technical field
It the utility model is related to a kind of disease treatment apparatus, more particularly to a kind of intravascular stent.
Background technology
Intravascular stent refers to that on the basis of tube chamber balloon expandable shapes it is narrow to reach support to insert inner support in lesion
Narrow inaccessible section blood vessel, reduce blood vessel elasticity retraction and moulding again, the unobstructed purpose of holding tube chamber blood flow.Part inner support also has
The effect of pre- anti-restenosis.
Intravascular stent is by surgical operation, is built into the intravascular stent of physical arrangement in lesion vesselses, utilizes blood vessel branch
The supporting role of frame recovers the conducting of the inaccessible section of blood vessel by force.With disease cured, pick body, originally occlusion blood vessel without
Intravascular stent is needed to keep clear.Now, disease can be increased by residuing in endovascular intravascular stent and being removed by surgical operation
People pain, and if intravascular stent is not taken out, the presence of intravascular stent can cause serious healthy hidden danger.
For this reason, it may be necessary to a kind of can mitigate patient's pain, the caused intravascular stent by reducing healthy hidden danger.
Utility model content
The purpose of this utility model be to provide it is a kind of can mitigate patient pain, the caused blood by reducing healthy hidden danger
Pipe holder.
To achieve these goals, it is described degradable the utility model discloses a kind of degradable spiral vessel support
Spiral vessel support include helical form substrate and being respectively arranged at the helical form made of degradable safe metal material
Medicine layer, chemosphere and the collagen layer of Basolateral.
Compared with prior art, degradable spiral vessel support provided by the utility model, degradable safety gold is passed through
Helical form substrate is made in category material, and sets medicine layer, chemosphere, collagen egg respectively in the degradable helical form Basolateral
White, form sandwich construction；Wherein, on the one hand medicine layer, chemosphere and collagen layer can be based on its own composition, in
Its respective therapeutic effect is played in human vas, on the other hand, medicine layer, chemosphere, collagen layer coat spiral layer by layer
Shape substrate, it can effectively delay the degraded of helical form substrate, more by adjusting each layer knot of medicine layer, chemosphere, collagen layer
The thickness and composition of structure, the degradation time of helical form substrate is controlled, so as to the condition and Estimated Time Of Recovery according to patient,
The degradable spiral vessel support of reasonable selection the utility model.
Preferably, for the degradable safe metal material of the helical form substrate to be made as magnesium simple substance, zinc simple substance, calcium list
At least both alloy in matter, or magnesium, zinc, calcium；No matter in magnesium simple substance, zinc simple substance, calcium simple substance, or magnesium, zinc, calcium at least both
Alloy, main material is magnesium, zinc, calcium, and it is gentleer, safe to the human body will not cause to perplex during degraded,
Meanwhile magnesium, zinc, calcium be also needed by human body trace element, magnesium ion, zinc ion, calcium ion caused by decomposition not but not damage
Evil health, additionally it is possible to supplement needed by human body trace element.
Specifically, the helical form substrate is in single coil configuration or double-spiral structure；Single coil configuration and double-spiral structure
Helical form substrate so that the joining of the lateral surface of the helical form substrate is less, it is most of be simple line-like structures, have
Beneficial to the cladding of medicine layer, chemosphere and collagen layer, avoid having cladding not in place and causing the degradable spiral blood
The damage of pipe holder part premature breakdown, influence therapeutic effect.
Specifically, the helical form substrate is in cylindrical screw structure.
Specifically, the medicine layer, the chemosphere and the collagen layer are coated on the helical form successively respectively
Basolateral；The medicine layer, chemosphere and collagen layer are set gradually respectively so that the composition of each Rotating fields can basis
The state of patient, its respective auxiliaring effect is played successively, to reach more preferable therapeutic effect.
Preferably, the internal diameter of the degradable spiral vessel support is 1mm；Degradable spiral vessel support inserts blood
Guan Hou, it can deploy to be expanded to support blood vessel, to reach the purpose that blood vessel is dredged in expansion.
Preferably, the wall thickness of the degradable spiral vessel support is 0.02mm~0.04mm；Degradable spiral blood
The wall thickness of pipe holder is relatively thin, space-consuming is smaller, reduces the negative effect to blood vessel as far as possible.
Brief description of the drawings
Fig. 1 is the structural representation of the degradable spiral vessel support of the utility model.
Fig. 2 is the profile of the degradable spiral vessel support of the utility model.
Fig. 3 is the view that the degradable spiral vessel support of the utility model inserts blood vessel.
Fig. 4 is the structural representation of the degradable another embodiment of spiral vessel support of the utility model.
Embodiment
To describe technology contents of the present utility model, construction feature, the objects and the effects in detail, below in conjunction with implementation
Mode simultaneously coordinates accompanying drawing to be explained in detail.
As depicted in figs. 1 and 2, degradable spiral vessel support 100 provided by the utility model is included by degradable peace
Helical form substrate 110 made of all-metal material and the medicine layer 120 being respectively arranged on the outside of helical form substrate 110, chemosphere
130 and collagen layer 140.With reference to shown in Fig. 3, more specifically：
Degradable spiral vessel support 100 provided by the utility model, be for after patient recovers, avoid remaining in blood
Intravascular stent in pipe adversely affects to the health of patient.Specifically, by by degradable safe metal material system
Into the helical form substrate 110 of intravascular stent, degraded automatically with the spiral vessel support 100 for enabling this degradable, more in spiral shell
The outside for revolving shape substrate 110 sets medicine layer 120, chemosphere 130 and collagen layer 140, sandwich construction is formed, by medicine
On the one hand the sandwich construction that layer 120, chemosphere 130 and collagen layer 140 are formed can be based on its own composition, in human body
Respective function is played in blood vessel, another aspect medicine layer 120, chemosphere 130, collagen layer 140 coat helical form layer by layer
Substrate 110, it can effectively delay the degraded of helical form substrate 110, more by adjusting medicine layer 120, chemosphere 130, collagen egg
The thickness and composition of 140 each Rotating fields of white, the degradation time of control helical form substrate 110, so as to the body shape according to patient
State and Estimated Time Of Recovery, the degradable spiral vessel support 100 of reasonable selection the utility model.
Wherein, the helicoidal structure of the degradable substrate of spiral vessel support 100 is formed, layer structure is simple and flat
It is sliding, without interface point, when being coated layer by layer by medicine layer 120, chemosphere 130, collagen layer 140, medicine layer 120, chemistry
Layer 130 and collagen layer 140 can uniformly coat the helical form substrate 110 easily, so as in the degradable spiral blood
Speed is uniform during the surface structure degraded of pipe holder 100, and then enables the degradable spiral vessel support 100
Synchronous degradation, avoid localized degradation speed uneven and form the unimpeded embolism of line artery.
Preferably, for the degradable safe metal material of helical form substrate 110 to be made as magnesium simple substance, zinc simple substance, calcium list
At least both alloy in matter, or magnesium, zinc, calcium.No matter in magnesium simple substance, zinc simple substance, calcium simple substance, or magnesium, zinc, calcium at least both
Alloy, main material is magnesium, zinc, calcium, and it is gentleer, safe to the human body will not cause to perplex during degraded,
Meanwhile magnesium, zinc, calcium be also needed by human body trace element, magnesium ion, zinc ion, calcium ion caused by decomposition not but not damage
Evil health, additionally it is possible to supplement needed by human body trace element.
Specifically, as shown in figure 1, in the present embodiment, helical form substrate 110 is in single coil configuration, single coil configuration
Helical form substrate 110 so that the joining of the lateral surface of the helical form substrate 110 is less, it is most of be simple linear knot
Structure, be advantageous to the cladding of medicine layer 120, chemosphere 130 and collagen layer 140, avoid having cladding not in place and causing this
Degradable 100 local premature breakdown of spiral vessel support is damaged, influences therapeutic effect.
Further, as shown in figure 1, helical form substrate 110 is in cylindrical screw structure.
As shown in Fig. 2 medicine layer 120, chemosphere 130 and collagen layer 140 are coated on helical form substrate successively respectively
110 outsides；The medicine layer 120, chemosphere 130 and collagen layer 140 are set gradually respectively so that the composition of each Rotating fields
Its respective auxiliaring effect can be played successively according to the state of patient, to reach more preferable therapeutic effect.
, can be with it should be understood that medicine layer 120, the order of chemosphere 130 and collagen layer 140 and non-limiting
Carry out being configured according to required order according to the actual requirements, and form the medicine layer 120, chemosphere 130 and collagen layer
140 specific composition is even more to have varied available, and those skilled in the art can voluntarily set apolegamy as needed, therefore
It is not repeated herein.
With reference to shown in Fig. 3, the internal diameter of degradable spiral vessel support 100 is 1mm, when the internal diameter is the degradable of 1mm
Spiral vessel support 100 insert patient's blood vessel after, lateral magnification can be deployed to blood vessel is supported, dredged with reaching expansion
The purpose of blood vessel.
Preferably, the wall thickness of degradable spiral vessel support 100 is 0.02mm~0.04mm；Degradable spiral vessel
The wall thickness of support 100 is relatively thin, space-consuming is smaller, and the degradable spiral vessel support is set up effectively to decrease in blood vessel
The burden of 100 pairs of blood vessels.
In the other embodiments different from the present embodiment, as shown in figure 4, forming the degradable spiral blood of the utility model
The helical form substrate 110 ' of pipe holder 100 ' can also be double-spiral structure, and helical form substrate 110 is specifically by two interval settings
Helix 100a ' and 100b ' form, and two helix 100a ' and 100b ' both ends can by corresponding with blood vessel diameter
Flexible round wire 100c ' is formed.Double-stranded lateral surface lines are same fairly simple and have less phase contact, greatly
Part is simple line-like structures, can equally be beneficial to the uniform of medicine layer 120, chemosphere 130 and collagen layer 140
Cladding, meanwhile, two helix 100a ' and 100b ' structure, degradable spiral vessel support 100 ' is more beneficial in horizontal length
The adjustment of degree.
Compared with prior art, degradable spiral vessel support 100 provided by the utility model, passes through degradable safety
Helical form substrate 110 is made in metal material, and sets medicine layer 120, change respectively in the degradable outside of helical form substrate 110
Layer 130, collagen layer 140 are learned, forms sandwich construction；Wherein, medicine layer 120, chemosphere 130 and collagen layer 140 1
Aspect can be based on its own composition, and its respective therapeutic effect is played in human vas, on the other hand, medicine layer 120, change
Layer 130, collagen layer 140 coat helical form substrate 110 layer by layer, can effectively delay the degraded of helical form substrate 110, more
By adjusting the thickness and composition of medicine layer 120, chemosphere 130,140 each Rotating fields of collagen layer, helical form substrate is controlled
110 degradation time, so that the condition and Estimated Time Of Recovery according to patient, reasonable selection the utility model are degradable
Spiral vessel support 100.
Above disclosed is only preferred embodiment of the present utility model, certainly can not be new to limit this practicality with this
The interest field of type, therefore the equivalent variations made according to present utility model application the scope of the claims, still belong to the utility model and covered
Scope.
Claims (7)
1. a kind of degradable spiral vessel support, it is characterised in that the degradable spiral vessel support is included by that can drop
Solve helical form substrate made of safe metal material and be respectively arranged at the medicine layer of the helical form Basolateral, chemosphere,
Collagen layer.
2. degradable spiral vessel support as claimed in claim 1, it is characterised in that for the helical form substrate to be made
Degradable safe metal material be magnesium simple substance, zinc simple substance, at least both alloys in calcium simple substance, or magnesium, zinc, calcium.
3. degradable spiral vessel support as claimed in claim 2, it is characterised in that the helical form substrate is in single-screw
Structure or double-spiral structure.
4. degradable spiral vessel support as claimed in claim 2, it is characterised in that the helical form substrate is in cylinder spiral shell
Revolve structure.
5. degradable spiral vessel support as claimed in claim 1, it is characterised in that the medicine layer, the chemosphere,
And the collagen layer is coated on the helical form Basolateral successively respectively, Rotating fields are formed.
6. degradable spiral vessel support as claimed in claim 1, it is characterised in that the degradable spiral vessel branch
The internal diameter of frame is 1mm.
7. degradable spiral vessel support as claimed in claim 1, it is characterised in that the degradable spiral vessel branch
The wall thickness of frame is 0.02mm~0.04mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621112031.7U CN206761807U (en) | 2016-10-10 | 2016-10-10 | Degradable spiral vessel support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621112031.7U CN206761807U (en) | 2016-10-10 | 2016-10-10 | Degradable spiral vessel support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206761807U true CN206761807U (en) | 2017-12-19 |
Family
ID=60647898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621112031.7U Active CN206761807U (en) | 2016-10-10 | 2016-10-10 | Degradable spiral vessel support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206761807U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110731833A (en) * | 2019-10-25 | 2020-01-31 | 郑州美港高科生物科技有限公司 | Iron-based alloy vertebral artery degradable stent |
| CN111000659A (en) * | 2019-10-30 | 2020-04-14 | 上海七木医疗器械有限公司 | Biodegradable bile pancreatic duct bracket |
-
2016
- 2016-10-10 CN CN201621112031.7U patent/CN206761807U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110731833A (en) * | 2019-10-25 | 2020-01-31 | 郑州美港高科生物科技有限公司 | Iron-based alloy vertebral artery degradable stent |
| CN111000659A (en) * | 2019-10-30 | 2020-04-14 | 上海七木医疗器械有限公司 | Biodegradable bile pancreatic duct bracket |
| CN111000659B (en) * | 2019-10-30 | 2021-08-31 | 上海七木医疗器械有限公司 | Biodegradable bile pancreatic duct bracket |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP5623625B2 (en) | Branch vessel stent | |
| CA2734493C (en) | Self-expanding medical device | |
| CN205181542U (en) | Close support of netting of multilayer | |
| CN206761807U (en) | Degradable spiral vessel support | |
| WO2016101566A1 (en) | Expansible cardiovascular stent with collagen covering membrane | |
| RU2019136112A (en) | DEVICE IN THE FORM OF EXTENDABLE BODY AND METHOD OF ITS APPLICATION | |
| CN106726003B (en) | Dissection of aorta intravascular stent and its manufacture method | |
| CN203408130U (en) | Self-expansion carotid artery covered stent | |
| CN203898496U (en) | Abdominal aorta stent | |
| US9241816B2 (en) | Stent for bifurcated vessel | |
| CN212165963U (en) | Covered stent | |
| CN204484411U (en) | Desirable go out self-inflated hepatic vein reducing support | |
| CN106821545A (en) | Blocking-up type branch stent blood vessel on demand in a kind of combined type art | |
| CN201008589Y (en) | Cavity path bracket with super elastic force structure | |
| CN202908768U (en) | Fabric body system for embolizing arterial aneurysm | |
| CN204840623U (en) | Medicine elution sacculus | |
| CN203970614U (en) | Combination type overlay film frame | |
| CN104436421B (en) | One kind can dabbling drug sacculus | |
| CN206809369U (en) | Degradable differential of the arc intravascular stent | |
| CN203408135U (en) | Bifurcate blood vessel bracket | |
| CN108464878A (en) | A kind of recyclable overlay film inner airway stent of the anti-hyperplasia in both ends | |
| CN112618121B (en) | Rapamycin drug eluting carotid artery stent | |
| CN103271785A (en) | Tapered metal bracket | |
| CN108578023A (en) | A kind of graphene oxide cardiovascular stents and preparation method thereof | |
| CN210301315U (en) | Vertebral artery stent |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |