CN209173174U - Catheter sheath - Google Patents
Catheter sheath Download PDFInfo
- Publication number
- CN209173174U CN209173174U CN201821733819.9U CN201821733819U CN209173174U CN 209173174 U CN209173174 U CN 209173174U CN 201821733819 U CN201821733819 U CN 201821733819U CN 209173174 U CN209173174 U CN 209173174U
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- China
- Prior art keywords
- sheath
- fixing belt
- hole
- lug
- adjustment hole
- Prior art date
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Abstract
This application discloses a kind of catheter sheaths, including sheath, sheath, lug and fixing belt.The sheath is fixedly connected with the sheath, and hollow channel is set in the sheath, is communicated inside the hollow channel and the sheath.The lug is connected to the outer peripheral surface of the sheath.One end of the fixing belt has multiple adjustment holes, and the other end has fixation hole, by the cooperation of the fixation hole and the adjustment hole and the lug, the fixing belt is connected to the sheath, the fixing belt is for wearing to wrist.
Description
Technical field
This application involves medical catheter sheath, in particular to a kind of catheter sheath being well fixed in wrist.
Background technique
When carrying out the medical operatings such as cardio-vascular interventional therapeutic or angiography, percutaneous puncture need to be first used
(Seldinger) catheter sheath is introduced into patient vessel by technology, is then placed in some diagnosis by catheter sheath or treatment class is led
Pipe, seal wire etc., these instruments can be inevitably placed in sheath repeatedly in the course of surgery.It is such as placed in after sheath not to sheath
Pipe is fixed, then will lead to sheath during setting pipe repeatedly deviates from blood vessel, operation is caused to interrupt, need to be placed in again new
Sheath, the bleeding for not only delaying operating time, but also causing patient meaningless adds heavily to the difficulty of the work to medical worker, increases hand
Art cost.
Utility model content
The application's is designed to provide a kind of catheter sheath, to solve the problems, such as that catheter sheath fixation is bad.
In order to solve the above-mentioned technical problem, this application provides a kind of catheter sheaths, including sheath, sheath, lug and fixation
Band.The sheath is fixedly connected with the sheath, sets hollow channel in the sheath, inside the hollow channel and the sheath
It communicates.The lug is connected to the outer peripheral surface of the sheath.One end of the fixing belt has multiple adjustment holes, other end tool
There is fixation hole, by the cooperation of the fixation hole and the adjustment hole and the lug, the fixing belt is connected to described
Sheath, the fixing belt is for wearing to wrist.
In one embodiment, the lug includes fixed link and locking cap, and the fixed link is connected to the outer of the sheath
Between circumferential surface and the locking cap, the fixing belt is flat end close to one end of the fixation hole, and the fixing belt is close to institute
The one end for stating adjustment hole is arc end.
In one embodiment, the fixing belt is flexible fixing strap, and the adjustment hole is through-hole, and the fixation hole passes through institute
It states locking cap to be mutually arranged with the lug, and is arranged one of the adjustment hole mutually with the lug around the wrist,
So that the fixing belt is annular in shape and fixes the catheter sheath in the wrist.
In one embodiment, the size of the locking cap is greater than the size of the fixation hole and the adjustment hole, so that institute
It states fixing belt deformation and so that the adjustment hole and fixation hole is passed through the locking cap and be mutually arranged with the lug.
In one embodiment, the fixing belt further includes a plurality of connecting sewing, the connecting sewing be connected to the adjustment hole it
Between and be connected the adjacent adjustment hole, the width of the connecting sewing is less than the diameter of the adjustment hole.
In one embodiment, the fixing belt is to rigidly fix band, and the adjustment hole is through-hole, separate in the fixed link
One end of the locking cap be the end of thread, the fixed link pass through one of the fixation hole and the adjustment hole, and with the shield
Set is spirally connected, with the fixation catheter sheath in the wrist.
In one embodiment, the fixing belt is flexible fixing strap, and the adjustment hole is that can be interlocked with the locking cap
Blind hole, the fixing belt deformation simultaneously passes through the locking cap by the fixation hole and is mutually arranged with the lug, and circular institute
It states wrist and one of the adjustment hole is made to be interlocked with the lug, so that the fixing belt is annular in shape and fixes the conduit
Sheath is in the wrist.
In one embodiment, the fixing belt is to rigidly fix band, and the one end of the fixed link far from the locking cap is
Magnetic end, the locating slot attracted with the magnetic end is provided on the sheath, and the lug is pulled on described by the magnetic end
On sheath.
In one embodiment, the adjustment hole is the blind hole that can be interlocked with the locking cap, and the magnetic end passes through described
Fixation hole and the locating slot are attracted, and the anchor band makes one of the adjustment hole and the fixation around the wrist
Cap fastens, with the fixation catheter sheath in the wrist.
In one embodiment, the adjustment hole is through-hole, and the anchor band makes in the adjustment hole around the wrist
One of, the fixation hole is overlapped with the locating slot；The magnetic end pass through the adjustment hole and the fixation hole and with it is described fixed
Position slot is attracted, with the fixation catheter sheath in the wrist；Or, the magnetic end passes through the fixation hole and the locating slot
It is attracted, and the anchor band makes the fixing belt deformation by one of described adjustment hole across described solid around the wrist
Determine cap to be mutually arranged with the lug, with the fixation catheter sheath in the wrist.
The application by the cooperation between the lug and the fixing belt, by anchor band around patients wrist and and conduit
The lug of sheath combines, and the catheter sheath can be well fixed on the wrist of patient, without adhesive plaster or seam
The auxiliary of line, this fixed form is simple and convenient, and being capable of good fixed catheter sheath.When fixed and releasing is fixed, it is only necessary to will consolidate
Band is determined from being taken out in lug either by lug by taking out on sheath, does not need to expend excessive manpower to cooperate fixed or solution
It except fixation, does not need to remove material is auxiliarily fixed such as adhesive plaster etc, the efficiency of fixed catheter sheath can be improved with save the cost,
To be suitable for the more situation of patient.
Detailed description of the invention
Fig. 1 a is the LOOK LEFT schematic diagram of the catheter sheath of one embodiment of the application.
Fig. 1 b is the depression angle schematic diagram of the catheter sheath of one embodiment of the application.
Fig. 1 c is the positive visual angle schematic diagram of the catheter sheath of one embodiment of the application.
Fig. 2 is the fixing belt schematic diagram of one embodiment of the application.
Fig. 3 is the fixing belt fixed catheter sheath schematic diagram of one embodiment of the application.
Fig. 4 is the fixing belt schematic diagram with connecting sewing of one embodiment of the application.
Fig. 5 is the catheter sheath schematic diagram with end of thread lug of one embodiment of the application.
Fig. 6 is the fixing belt schematic diagram with blind hole of one embodiment of the application.
Fig. 7 is the catheter sheath schematic diagram with magnetic end lug of one embodiment of the application.
Specific embodiment
Below in conjunction with the attached drawing in the application embodiment, the technical solution in the application embodiment is carried out clear
Chu is fully described by.
As shown in Fig. 1 a to Fig. 3, the embodiment of the present application provides a kind of catheter sheath 10, including sheath (not shown), sheath
100, lug 200 and fixing belt 300.The sheath 100 is fixedly connected with the sheath, sets hollow channel in the sheath 100
110, it communicates inside the hollow channel 110 and the sheath.The lug 200 is connected to the outer peripheral surface of the sheath 100, should
Outer peripheral surface is for the inside of the hollow channel 110 of the sheath 100.One end of the fixing belt 300 has multiple
Adjustment hole 310 arranged side by side, the other end have a fixation hole 320.The fixation hole 320 can be through-hole, the adjustment hole 310
It can be that through-hole or blind hole can be by institutes by the cooperation of the fixation hole 320 and the adjustment hole 310 and the lug 200
It states fixing belt 300 to be connected on the sheath 100, and the fixing belt 300 is worn around wrist to wrist.The shield
For set 100 in the cylinder-like structure of echelon variation, the lug 200 includes fixed link 210 and locking cap 220, the fixed link 210
It is connected between the outer peripheral surface and the locking cap 220 of the sheath 100.The fixing belt 300 makes with the lug 200 cooperation
To fix the catheter sheath 10 well in wrist, and solve to fix bad ask between existing catheter sheath and wrist
Topic.
In one embodiment, the adjustment hole 310 is through-hole, and the lug 200 and the sheath 100 are silicon rubber material
Matter.In order to improve the connective stability between the lug 200 and the sheath 100 and improve service life, the lug
200 with the sheath 100 can by with along with processing procedure be integrally formed.The fixing belt 300 be capable of deformation flexibility it is solid
Determine band, the fixing belt 300 may be, for example, silicone rubber material or be thermoplastic elastomer material.The one of the fixing belt 300
End passes through the locking cap 220 by the fixation hole 320 by 300 deformation of fixing belt and is nested with the lug 200
If so that one end of the fixing belt 300 is fixed on the lug 200.Then, the fixing belt 300 is around the hand
Wrist and make the fixing belt 300 again deformation and by one of described adjustment hole 310 pass through the locking cap 220 with it is described
200 phase of lug is arranged, so that the ring-type around the wrist is presented in the fixing belt 300, and the fixed catheter sheath 10 is in institute
It states in wrist.
As shown in Fig. 2, in some embodiments, the fixing belt 300 is straight close to one end of the fixation hole 320
End is arc end close to one end of the adjustment hole 310.When releasing the fixed relationship between fixing belt 300 and sheath 100,
Arc end can be convenient healthcare givers and better grasp fixing belt 300, and the fixation of Rapid reversal fixing belt 300 and lug 200.
In one embodiment, the diameter of the locking cap 220 is 2mm-4mm, the fixed link 210 and the adjustment hole
310 diameter is about 2mm.The micro- size greater than the fixation hole 320 and the adjustment hole 310 of the size of the locking cap 220,
Being somebody's turn to do " micro- to be greater than " is adapted the size of the adjustment hole 310 just with the fixed link 210, so that the fixing belt
300 a degree of deformation can occur and make the adjustment hole 310 and fixation hole 320 pass through the locking cap 220 and with it is described
Fixed link 210 is arranged.
As shown in figure 4, in some embodiments, the fixing belt 300 further includes a plurality of connecting sewing 330, the connecting sewing
330 are connected between the adjustment hole 310, and the adjacent adjustment hole 310 is connected.The width of the connecting sewing 330 is small
In the diameter of the adjustment hole 310.As a result, after applying certain pressure, the fixing belt 300 can be made described convex with deformation
Ear 200 is arranged with respect to sliding from different 310 phases of the adjustment hole between the adjustment hole 310 and the connecting sewing 330, with
Length of this adjustable described fixing belt 300 around the wrist.When being arranged loosely between the fixing belt 300 and wrist
When, lesser pressure can be applied under the condition for not extracting and reselecting adjustment hole 310 by the connecting sewing 330
(this pressure can be it for extracting the adjustment hole 310 between locking cap 220 and the sheath 100)
Allow the lug 200 to be arranged with other 310 phases of adjustment hole, enable the fixing belt 300 it is preferably fixed described in lead
Pipe sheath 10 is in the wrist.
On the other hand, since there are the connecting sewings 330, the fixing belt 300 can more easily deformation occurs, can be suitable
Being arranged between the size in a disguised form increasing the adjustment hole 310, the adjustment hole 310 and the lug 200 can spend
Lesser strength, using more easy, could make 300 deformation of fixing belt without imposing severe pressure and pass through
The locking cap 220, on the other hand, the width of the connecting sewing 330 are less than the diameter of the fixed link 210, are fixing successfully
Afterwards, the fixing belt 300 under normal use is smooth between the adjustment hole 310 and the connecting sewing 330 due to not being
Transition can't be easy to slide and the lug 200 is made to be arranged with other 310 phases of adjustment hole or cause to be not fixed firmly.
Referring to FIG. 5, in one embodiment, the fixing belt 300 is to rigidly fix band, separate in the fixed link 210
One end of the locking cap 220 is set as the end of thread 215, which can be with the internal thread hole on the sheath 100
115 bolts, with the fixation lug 200 on the catheter sheath 10.The adjustment hole 310 is through-hole, and the lug 200 is worn
It crosses one of the fixation hole 320 and described adjustment hole 310 to be spirally connected with the sheath 100, and the fixed fixing belt 300 is in described
On sheath 100.Specifically, the fixing belt 300 is around the wrist and institute after catheter sheath 10 is placed in human vas
Catheter sheath 10 is stated, and selects the adjustment hole 310 of suitable position suitably to surround length so that the fixing belt 300 has, then will
The hole location of the adjustment hole 310 and the hole location of the fixation hole 320 are superimposed on the internal thread hole 112, and the lug 200 is then
Sequentially pass through the fixation hole 320 and the adjustment hole 310 and with 115 bolt of internal thread hole, by the fixation hole
320 and the adjustment hole 310 be fixed between the locking cap 220 and the sheath 100, with this fix the catheter sheath 10 in
In the wrist.
This lug 200 with bolt apertures 115 does not need the adjustment hole 310 and the fixation hole 320 passing through institute
Locking cap 220 is stated to limit the circular length of the fixing belt 300, i.e., the power very little applied required for it will not be to merging
Catheter sheath 10 impacts, or destroys the merging effect of catheter sheath 10 in turn, increases operating difficulty.And not needing in use,
The lug 200 can also be bolted on the sheath 100, rotate taking-up again when need to use.
As shown in fig. 6, in some embodiments, the adjustment hole 310 is blind for that can be interlocked with the locking cap 220
Hole, the fixation hole 320 are through-hole.One end of the fixing belt 300 passes through the fixation by 300 deformation of fixing belt
Hole 320 passes through the locking cap 220 and is arranged with 200 phase of lug, to one end of the fixing belt 300 is fixed on described
On lug 200.Then the fixing belt 300 is interlocked around wrist, one of described adjustment hole 310 with the lug 200, with
Keep the fixing belt 300 annular in shape and the fixed catheter sheath 10 is in wrist.This is relative to described in one embodiment
For adjustment hole 310 and the fixation hole 320 both pass through the structure of the locking cap 220, which can be fastened
Blind hole, in the fixing belt 300 around wrist and after choosing the adjustment hole 310 of a suitable position, the adjustment hole 310
And the fastening structure of the locking cap 220 makes the combination between the fixing belt 300 and the lug 200 more easy, and
After the procedure is completed, the fixing belt 300 unlocks its state being fixed in wrist in which can be convenient.
In some embodiments, the blind hole is due to needing to be interlocked with the locking cap 220, the blind hole
The micro- size greater than the locking cap 220 of size.So that the fixing belt 300 and the lug 200 can be fastened relatively closely,
And it more can easily release the buckling state of the fixing belt 300 and the lug 200.
As shown in fig. 7, in one embodiment, the one end of the fixed link 210 far from the locking cap 220 is can be with metal
The attracted magnetic end 216 of material.The locating slot 116 attracted with the magnetic end 216 is provided on the sheath 100, it is described convex
Ear 200 can be pulled in the locating slot 116 of the sheath 100 by the magnetic end 216, with this fix the lug 200 in
On the sheath 100.Wherein, the locating slot 116 can be is arranged in the locating slot 116 of the sheath 100 of silicone rubber material
One layer of metal material layer enables attracted with the magnetic end 216 of the lug.Alternatively, the sheath 100 includes multiple and different
The splicing cylinder ring of diameter, wherein the material of the cylinder ring attracted with the lug is metal material, remaining cylinder ring is
Silicone rubber material is mutually fixed between the metal material and the cylinder ring of the silicone rubber material by fixed glue.
In one embodiment, the adjustment hole 310 is the blind hole that can be interlocked with the locking cap 220, the magnetic end
216 pass through the fixation hole 320 of described 300 one end of fixing belt, then attracted with solid with the locating slot 116 by the magnetic end 216
One end of the fixed fixing belt 300.The fixing belt 300 makes one of the adjustment hole 310 and the fixation around wrist
Cap 220 is interlocked, so that the fixing belt 300 is annular in shape and the fixed catheter sheath 10 is in wrist.
In one embodiment, the adjustment hole 310 is through-hole, and the fixing belt 300 selects properly around the wrist
The adjustment hole 310 of position is so that the fixing belt 300 has suitably around length.Again by the adjustment hole 310 and the fixation
Hole 320 is stacked and the locating slot 116 coincides, to form the channel that can accommodate the fixed link 210.The fixed link
210 magnetic end 216 by the channel pass through the adjustment hole 310 and the fixation hole 320, and with 116 phase of locating slot
It is attracted, to limit the fixation hole 320 and the adjustment hole 310 between the locking cap 220 and the sheath 100, so that
The fixing belt 300 is annularly and the fixed catheter sheath 10 is in wrist.
It is attracted across the fixation hole 320 and the locating slot 116 to be also possible to the magnetic end 216, the fixing belt
300 make 300 deformation of fixing belt around wrist and pass through the locking cap 220 and institute by one of described adjustment hole 310
It states 200 phase of lug to be arranged, so that the fixing belt 300 is annular in shape and is fixed in wrist.
By the lug 200 at magnetic end 216, in the actual operation process, magnetic attraction can make the fixing belt 300
Fixation it is simple, and being fixed by magnetic force (can be for example just perpendicular to the stress in the section direction of 100 outer peripheral surface of sheath
Speech) relative securement.When after the procedure is completed, it is only necessary to which the fixed institute of the fixing belt 300 can be released by extracting the lug 200
The stationary state for stating catheter sheath 10, without pulling out the adjustment hole 310 and the fixation hole 320 by the locking cap 220
Out.
The adjustment hole 310 is the blind hole that can be interlocked with the locking cap 220, it should be understood that, the fastening form
Can be understood as by between the locking cap 220 and the blind hole of the fixing belt 300 by the button of the attracted formation of magnetic force
Conjunction form.
In one embodiment, the hardness (hardness is shore hardness) of the sheath 100 can be 50 ° -70 °, can be such as
It is 60 °；The hardness of the fixing belt 300 can be 40-60 °, may be, for example, 50 °.The width of the fixing belt 300 is 5mm-
15mm may be, for example, 10mm.Spacing between the adjacent adjustment hole 310 is 1.5mm~2.5mm, may be, for example, 2mm, and from
The immediate adjustment hole 310 in 300 one end of fixing belt is 3mm-5mm at a distance from the one end.The fixation hole 320 from
The distance of one end in the fixing belt 300 far from the adjustment hole 310 is 3mm-5mm.
The above is the preferred embodiment of the application, it is noted that for those skilled in the art
For, under the premise of not departing from the application principle, several improvements and modifications can also be made, these improvements and modifications are also considered as
The protection scope of the application.
Claims (10)
1. a kind of catheter sheath characterized by comprising sheath, sheath, lug and fixing belt；
The sheath is fixedly connected with the sheath, sets hollow channel in the sheath, in the hollow channel and the sheath
Portion communicates；
The lug is connected to the outer peripheral surface of the sheath；
One end of the fixing belt has multiple adjustment holes, and the other end has fixation hole, passes through the fixation hole and the tune
The fixing belt is connected to the sheath by the cooperation of knothole and the lug, and the fixing belt is for wearing to wrist.
2. catheter sheath as described in claim 1, which is characterized in that the lug includes fixed link and locking cap, the fixation
Bar is connected between the outer peripheral surface of the sheath and the locking cap, and the fixing belt is straight close to one end of the fixation hole
End, the fixing belt are arc end close to one end of the adjustment hole.
3. catheter sheath as claimed in claim 2, which is characterized in that the fixing belt is flexible fixing strap, and the adjustment hole is
Through-hole, the fixation hole pass through the locking cap and are mutually arranged with the lug, and make in the adjustment hole around the wrist
One of be mutually arranged with the lug so that the fixing belt is annular in shape and the fixed catheter sheath is in the wrist.
4. catheter sheath as claimed in claim 3, which is characterized in that the size of the locking cap is greater than the fixation hole and described
The size of adjustment hole so that the fixing belt deformation and make the adjustment hole and fixation hole pass through the locking cap and with it is described convex
Ear is mutually arranged.
5. such as the described in any item catheter sheaths of Claims 1-4, which is characterized in that the fixing belt further includes a plurality of connecting sewing,
The connecting sewing is connected between the adjustment hole and is connected the adjacent adjustment hole, and the width of the connecting sewing is less than described
The diameter of adjustment hole.
6. catheter sheath as claimed in claim 2, which is characterized in that the fixing belt is to rigidly fix band, and the adjustment hole is
Through-hole, one end in the fixed link far from the locking cap are the end of thread, and the fixed link passes through the fixation hole and described
One of adjustment hole, and be spirally connected with the sheath, with the fixation catheter sheath in the wrist.
7. catheter sheath as claimed in claim 2, which is characterized in that the fixing belt is flexible fixing strap, and the adjustment hole is
The blind hole that can be interlocked with the locking cap, the fixing belt deformation and by the fixation hole pass through the locking cap with it is described
Lug is mutually arranged, and so that one of the adjustment hole is interlocked with the lug around the wrist, so that the fixing belt
The annular in shape and fixed catheter sheath is in the wrist.
8. catheter sheath as claimed in claim 2, which is characterized in that the fixing belt is to rigidly fix band, and the fixed link is remote
One end from the locking cap is magnetic end, and the locating slot attracted with the magnetic end is provided on the sheath, and the lug is logical
The magnetic end is crossed to be pulled on the sheath.
9. catheter sheath as claimed in claim 8, which is characterized in that the adjustment hole is blind for that can be interlocked with the locking cap
Hole, the magnetic end passes through the fixation hole and the locating slot is attracted, and the anchor band makes the tune around the wrist
One of knothole is fastened with the locking cap, with the fixation catheter sheath in the wrist.
10. catheter sheath as claimed in claim 8, which is characterized in that the adjustment hole is through-hole, and the anchor band is around described
Wrist, and one of make the adjustment hole, the fixation hole is overlapped with the locating slot；The magnetic end pass through the adjustment hole and
The fixation hole is simultaneously attracted with the locating slot, with the fixation catheter sheath in the wrist；Or, the magnetic end passes through institute
It states fixation hole and the locating slot is attracted, the anchor band makes the fixing belt deformation around the wrist and passes through the tune
One of knothole passes through the locking cap and is mutually arranged with the lug, with the fixation catheter sheath in the wrist.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821733819.9U CN209173174U (en) | 2018-10-24 | 2018-10-24 | Catheter sheath |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821733819.9U CN209173174U (en) | 2018-10-24 | 2018-10-24 | Catheter sheath |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209173174U true CN209173174U (en) | 2019-07-30 |
Family
ID=67361963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821733819.9U Active CN209173174U (en) | 2018-10-24 | 2018-10-24 | Catheter sheath |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209173174U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109200432A (en) * | 2018-10-24 | 2019-01-15 | 深圳麦科田生命科学有限公司 | catheter sheath |
-
2018
- 2018-10-24 CN CN201821733819.9U patent/CN209173174U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109200432A (en) * | 2018-10-24 | 2019-01-15 | 深圳麦科田生命科学有限公司 | catheter sheath |
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