CN204839458U - Tomography pipe in blood vessel - Google Patents
Tomography pipe in blood vessel Download PDFInfo
- Publication number
- CN204839458U CN204839458U CN201520517981.7U CN201520517981U CN204839458U CN 204839458 U CN204839458 U CN 204839458U CN 201520517981 U CN201520517981 U CN 201520517981U CN 204839458 U CN204839458 U CN 204839458U
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- shackle member
- pipe
- joints
- optical fibre
- tomography
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Abstract
The utility model discloses a tomography pipe in blood vessel, including formation of image pipe body and pipe connection ware, formation of image pipe body includes core probe and protection sheath, the pipe connection ware includes first linkage unit and second linkage unit, wherein, first linkage unit includes a fiber connector, first inside callipers union piece and first wild card union piece, the second linkage unit includes the 2nd fiber connector, second inside callipers union piece and second wild card union piece, a fiber connector assembles integratively become with first interior fastener, the 2nd fiber connector assembles integratively become with the interior fastener of second, when first inside callipers union piece directionally is accomplished with second inside callipers union piece joint and both joints, a fiber connector inserts the 2nd fiber connector, first wild card union piece and the mutual joint of second wild card union piece. The utility model discloses a tomography pipe in blood vessel is connected with and fixes a position the pipe connection ware of connecting optic fibre to realize quick, accurate just firm being connected between formation of image pipe and the tomoscan instrument.
Description
Technical field
This utility model belongs to medical instruments field, relates to a kind of Ink vessel transfusing tomography catheter particularly.
Background technology
Optical coherence tomography (OCT) technology is a kind of novel biomedical optical imaging mode, and it can provide the high-definition picture of vessel cross-sections by a based endoscopic imaging conduit.In use, this based endoscopic imaging conduit needs to be connected with instrument by catheter extension.Wherein, catheter extension needs one end to be connected with imaging catheter, and the other end is provided with the connection tube with external armarium.By the connection of catheter extension, the Signal transmissions of two docking optical fiber can be realized.At present, mostly catheter extension is that the mode screwed by screw thread is fixed conduit, and in actual use, the direction efficiency screwing compression is very low.Patent CN20410714818.X discloses a kind of sleeve type catheter extension, comprise connector body, this connector body comprises adapter sleeve and expansion sleeve, adapter sleeve one end is provided with conduit and inserts pipeline, at the adapter sleeve other end, external pipe is set, conduit inserts pipeline and is communicated with external pipe, insert on pipeline at this conduit and be provided with a tensioner pipeline, expansion sleeve is set on tensioner pipeline, the inclined-plane cooperatively interacted is provided with between expansion sleeve and tensioner pipeline, when needing connecting duct, after end of conduit being inserted conduit insertion tensioner pipeline, upwardly expansion sleeve, by the extruding on inclined-plane, tensioner pipeline can be compressed narrow and clamp conduit, only need to push away expansion sleeve and can clamp conduit, greatly improve the efficiency of tubes connection, realize the function of quick connecting duct.Be specifically applied to blood vessel tomoscan, owing to requiring that in the device of blood vessel tomoscan the rotary speed of light beam is very high, therefore this catheter extension for one end needs the catheter extension selected fast long-time use after can cause wearing and tearing, joint efficiency declines greatly.
Utility model content
Utility model object: for solving problems of the prior art, this utility model provides a kind of Ink vessel transfusing tomography catheter, can realize connection quick, accurate, firm between the joints of optical fibre between imaging catheter and instrument.
Technical scheme: for realizing above-mentioned technical purpose, the utility model proposes a kind of Ink vessel transfusing tomography catheter, comprise interconnective imaging catheter body and catheter extension, described imaging catheter body comprises core probe and is sheathed on the protection sheath outside described core probe, and described core probe rotates freely and push-and-pull in described protection sheath, described catheter extension comprises the first linkage unit and the second linkage unit, wherein, the first described linkage unit comprises first joints of optical fibre from inside to outside successively, shackle member and the first outer shackle member in first, the second described linkage unit comprises second joints of optical fibre from inside to outside successively, shackle member and the second outer shackle member in second, the second described joints of optical fibre and described first joints of optical fibre suitable, one end of described first outer shackle member is connected with described protection sheath, in described first, one end of shackle member is connected with described core probe, in described first the other end of shackle member directionally with described second in shackle member clamping, and when in described first, in shackle member and second, shackle member clamping completes, described first joints of optical fibre insert described second joints of optical fibre, described first outer shackle member and the mutual clamping of the described second outer shackle member.
Particularly, the outer wall of shackle member is provided with a boss in described first; In described second, one end of shackle member offers the locating slot of the boss for holding shackle member in described first, and extends outward a gathering sill along the porch of this locating slot.
Described gathering sill comprises two end face A and B, and wherein, end face A circumferentially extends clockwise, and end face B circumferentially extends counterclockwise, and end face A and end face B are in the intersection with the entry position of described locating slot, being become 180 ° the circle spacing; In described first, shackle member is in described second during shackle member motion, in described first, shackle member is slided along end face A or end face B, the boss of shackle member in described first is made to move in the locating slot of shackle member in described second, when boss move to locating slot inner side time, described first joints of optical fibre insert described second joints of optical fibre and realize connecting, and the first outer shackle member and the second outer shackle member are interconnected simultaneously.
Described first outer shackle member is provided with flange in the one end away from imaging catheter body, the groove holding described flange is provided with inside described second outer shackle member, described inside grooves is provided with an elastic component, when boss move to locating slot inner side time, it is interior and push down the connection that described elastic component completes the first outer fastener and the second outer fastener that the flange of the described first outer shackle member is fastened on the groove of described second outer shackle member.
Preferably, described first outer shackle member is provided with window in the one end away from imaging catheter body, in described first, shackle member surface is provided with elasticity press element at the described the window's position place of correspondence, rigid projections is provided with below described elasticity press element, when pressing described elasticity press element by described window and after propping up described rigid projections, firmly realize the disconnecting of the first outer shackle member and the second outer shackle member to the first outer shackle member of pulling back, complete the disconnecting of fastener in fastener and second in first and the disconnecting of first joints of optical fibre and second joints of optical fibre simultaneously.
Described core probe comprises the conduction optical fiber of rigid protective pipe, flexible protective pipe, transparent enclosure pipe and band camera lens, described rigid protective pipe, flexible protective pipe are connected successively with transparent enclosure pipe, and the conduction optical fiber of described band camera lens is arranged at the inside of described rigid protective pipe, flexible protective pipe and transparent enclosure pipe; Light beam focuses in blood vessel wall by the conduction optical fiber with camera lens, and is collected, conducts to imaging system by the reflected light of each for blood vessel wall layer.The light of transparent enclosure pipe to specific band has higher transmitance, plays the conduction of light while len.Rigidity and flexible protective pipe are protected and booster action inner light conducting fibre, and optical fiber can not be ruptured when high speed rotating and rectilinear motion.Longer flexible protective pipe can through bending blood vessel, and the shorter rigid protective pipe in front end can realize core probe and depart from protection sheath and carry out withdrawing motion.
Described protection sheath comprises the threeway syringe pipe, propelling movement pipe, transparent image window and the quick Fabric Interface that connect successively, and described threeway syringe pipe is used for guide body interior propelling movement contrast agent to get rid of the interference of blood; Described propelling movement pipe for having the propelling movement pipe of certain rigidity and pliability, with ensure imaging catheter have suitable propelling movement and cross curved ability; The described light of transparent image window to specific band has higher transmitance, mainly contains the effect of transmitting light; Described quick Fabric Interface contains developing ring and seal wire gateway, and developing ring is used for development location under X-ray, and camera lens, for having suitable angle, is damaged when preventing seal wire from passing in and out in seal wire gateway.
Beneficial effect: compared with prior art, Ink vessel transfusing tomography catheter of the present utility model is connected with can the catheter extension of quick position connecting fiber, thus realizes the quick, accurately and be firmly connected of the joints of optical fibre between imaging catheter with tomoscan instrument.
Accompanying drawing explanation
Fig. 1 is the structural representation of Ink vessel transfusing tomography catheter;
Fig. 2 is the structural representation of the core probe of band inner bayonet;
Fig. 3 is the structural representation of the protection sheath of band outer bayonet;
Fig. 4 is the sectional view before Ink vessel transfusing tomography catheter connects;
Fig. 5 is the connection diagram after the first outer shackle member is connected with the second outer shackle member.
Detailed description of the invention
This utility model is described in detail below by specific embodiment.
A kind of Ink vessel transfusing tomography catheter, comprises interconnective imaging catheter body and catheter extension.Imaging catheter body comprises core probe and is sheathed on the protection sheath outside core probe, and core probe can rotate freely and push-and-pull in protection sheath.Wherein, the structure of core probe as shown in Figure 2; comprise the conduction optical fiber 4 of rigid protective pipe 1, flexible protective pipe 2, transparent enclosure pipe 3 and band camera lens; rigid protective pipe 1, flexible protective pipe 2 are connected successively with transparent enclosure pipe 3, and the conduction optical fiber 4 of band camera lens is arranged at the inside of rigid protective pipe 1, flexible protective pipe 2 and transparent enclosure pipe 3.Light beam focuses in blood vessel wall by the conduction optical fiber with camera lens, and is collected, conducts to imaging system by the reflected light of each for blood vessel wall layer.The light of transparent enclosure pipe to specific band has higher transmitance, plays the conduction of light while len.Rigidity and flexible protective pipe are protected and booster action inner light conducting fibre, and optical fiber can not be ruptured when high speed rotating and rectilinear motion.Longer flexible protective pipe can through bending blood vessel, and the shorter rigid protective pipe in front end can realize core probe and depart from protection sheath and carry out withdrawing motion.The structure of protection sheath as shown in Figure 3, comprise the propelling movement pipe 5, transparent image window 6 and the quick Fabric Interface 7 that connect successively, the one end pushing pipe 5 is connected with threeway syringe pipe 8, push pipe 5 for having the propelling movement pipe of certain rigidity and pliability, to ensure that imaging catheter has suitable propelling movement and crosses curved ability; The light of transparent image window 6 pairs of specific bands has higher transmitance, mainly contains the effect of transmitting light; Quick Fabric Interface 7 is containing developing ring and seal wire gateway, and developing ring is used for development location under X-ray, and camera lens, for having suitable angle, is damaged when preventing seal wire from passing in and out in seal wire gateway.
Fig. 4 is the structural representation (profile) of catheter extension, catheter extension comprises the first linkage unit and the second linkage unit, wherein, first linkage unit comprises first joints of optical fibre 9 from inside to outside successively, shackle member 10 and the first outer shackle member 11 in first, second linkage unit comprises second joints of optical fibre 12 from inside to outside successively, shackle member 13 and the second outer shackle member 14 in second, second joints of optical fibre 12 and first joints of optical fibre 9 suitable, one end of first outer shackle member 11 is connected (as shown in figs. 1 and 3) with protection sheath, in first, one end of shackle member 10 is connected with core probe (as illustrated in fig. 1 and 2).
In first, the outer wall of shackle member 10 is provided with a boss b, the outer wall of first joints of optical fibre 9 is also provided with the boss a for labelling, when placement first joints of optical fibre 9, first joints of optical fibre 9 being fixed in first inner and its position of shackle member 10 is arranged to make the boss b of shackle member 10 in its boss a and first to be positioned at homonymy and projection in the same direction, and the first outer shackle member 11 is sheathed on the outside of shackle member 10 in first.
Second joints of optical fibre 12 are arranged at the inside of shackle member 13 in second, second outer shackle member 14 is sheathed on the outside of shackle member 13 in second, in second shackle member 13 one end open and be provided with the locating slot 15 of the boss b for holding shackle member 10 in first, and extend outward two end face A and B respectively from the porch of this locating slot 15, wherein, end face A circumferentially extends clockwise, end face B circumferentially extends counterclockwise, end face A and end face B are in the intersection with the entry position of self-align groove 15, being become 180 ° the circle spacing, form a similar spiral helicine gathering sill, as shown in Figure 5.When in first, in shackle member 10 to second, shackle member 13 is moved, in first, shackle member 10 is slided along the end face A of gathering sill or end face B, the boss b guiding shackle member 10 in first directly pushes in the locating slot 15 of shackle member 13 in second, when boss b moves to locating slot 15 bottommost, first joints of optical fibre 9 insert second joints of optical fibre 12 simultaneously completely.
For the first outer shackle member 11 and the second outer shackle member 14, in order to both strong bonded, the port of the first outer shackle member 11 in the one end away from imaging catheter body goes out to be provided with a circle flange 17, inside second outer shackle member, 14 are provided with the groove 18 holding described flange 17, described groove 18 inside is provided with a circle elastic component 20, when boss b move to locating slot 15 inner side time, push down elastic component 20 in the groove 18 that the flange 17 of the first outer shackle member 11 is fastened on the second outer shackle member 14, thus make the first outer shackle member 11 and the second outer shackle member 14 fixation.
First outer shackle member 11 is provided with window 21 in the one end away from imaging catheter body, in described first, the surface of shackle member 10 is to being provided with elasticity press element 19 in window 21 position, rigid projections is provided with below described elasticity press element 19, when by window 19 by compression elasticity press element 19 and after propping up described rigid projections, the disconnecting of the first outer shackle member 11 and the second outer shackle member 14 is firmly realized to the first outer shackle member 11 of pulling back, to complete in first the disconnecting of fastener 13 and the disconnecting of first joints of optical fibre 9 and second joints of optical fibre 12 in fastener 10 and second simultaneously.
When embody rule, first will shackle member in second of second joints of optical fibre be had to be fixed on instrument to be connected, then imaging catheter body is connected with the first linkage unit by shackle member in shackle member and second in first, push shackle member in first in second shackle member, the boss of shackle member in first is made to slide in the locating slot of shackle member in second along end face A or B, boss is pushed into bottom locating slot, thus first joints of optical fibre are connected with second joints of optical fibre, then by sheathed for the second outer shackle member with first in outside shackle member, push down elastic component in the groove making the flange of the first outer shackle member be fastened on the second outer shackle member.When needs unload imaging catheter body from instrument, by the window on the first outer shackle member surface, pinch the elasticity press element on shackle member surface in first with finger, directly it is pulled up from shackle member in second.
Claims (7)
1. an Ink vessel transfusing tomography catheter, it is characterized in that, comprise interconnective imaging catheter body and catheter extension, described imaging catheter body comprises core probe and is sheathed on the protection sheath outside described core probe, and described core probe rotates freely and push-and-pull in described protection sheath, described catheter extension comprises the first linkage unit and the second linkage unit, wherein, the first described linkage unit comprises first joints of optical fibre from inside to outside successively, shackle member and the first outer shackle member in first, the second described linkage unit comprises second joints of optical fibre from inside to outside successively, shackle member and the second outer shackle member in second, the second described joints of optical fibre and described first joints of optical fibre suitable, one end of described first outer shackle member is connected with described protection sheath, in described first, one end of shackle member is connected with described core probe, in described first the other end of shackle member directionally with described second in shackle member clamping, and when in described first, in shackle member and second, shackle member clamping completes, described first joints of optical fibre insert described second joints of optical fibre, described first outer shackle member and the mutual clamping of the described second outer shackle member.
2. Ink vessel transfusing tomography catheter according to claim 1, is characterized in that, in described first, the outer wall of shackle member is provided with a boss; In described second, one end of shackle member offers the locating slot of the boss for holding shackle member in described first, and extends outward a gathering sill along the porch of this locating slot.
3. Ink vessel transfusing tomography catheter according to claim 2, it is characterized in that, described gathering sill comprises two end face A and B, wherein, end face A circumferentially extends clockwise, end face B circumferentially extends counterclockwise, and end face A and end face B are in the intersection with the entry position of described locating slot, being become 180 ° the circle spacing; In described first, shackle member is in described second during shackle member motion, in described first, shackle member is slided along end face A or end face B, the boss of shackle member in described first is made to move in the locating slot of shackle member in described second, when boss move to locating slot inner side time, described first joints of optical fibre insert described second joints of optical fibre and realize connecting, and the first outer shackle member and the second outer shackle member are interconnected simultaneously.
4. Ink vessel transfusing tomography catheter according to claim 3, it is characterized in that, described first outer shackle member is provided with flange in the one end away from imaging catheter body, the groove holding described flange is provided with inside described second outer shackle member, described inside grooves is provided with an elastic component, when boss move to locating slot inner side time, it is interior and push down the connection that described elastic component completes the first outer fastener and the second outer fastener that the flange of the described first outer shackle member is fastened on the groove of described second outer shackle member.
5. Ink vessel transfusing tomography catheter according to claim 1, it is characterized in that, described first outer shackle member is provided with window in the one end away from imaging catheter body, in described first, shackle member surface is provided with elasticity press element at the described the window's position place of correspondence, rigid projections is provided with below described elasticity press element, when pressing described elasticity press element by described window and after propping up described rigid projections, the disconnecting of the first outer shackle member and the second outer shackle member is firmly realized to the first outer shackle member of pulling back, complete the disconnecting of fastener in fastener and second in first and the disconnecting of first joints of optical fibre and second joints of optical fibre simultaneously.
6. Ink vessel transfusing tomography catheter according to claim 1, it is characterized in that, described core probe comprises the conduction optical fiber of rigid protective pipe, flexible protective pipe, transparent enclosure pipe and band camera lens, described rigid protective pipe, flexible protective pipe are connected successively with transparent enclosure pipe, and the conduction optical fiber of described band camera lens is arranged at the inside of described rigid protective pipe, flexible protective pipe and transparent enclosure pipe; Light beam focuses in blood vessel wall by the conduction optical fiber with camera lens, and is collected, conducts to imaging system by the reflected light of each for blood vessel wall layer.
7. Ink vessel transfusing tomography catheter according to claim 1, it is characterized in that, described protection sheath comprises the threeway syringe pipe, propelling movement pipe, transparent image window and the quick Fabric Interface that connect successively, and described threeway syringe pipe is used for guide body interior propelling movement contrast agent to get rid of the interference of blood; Described propelling movement pipe for having the propelling movement pipe of rigidity and pliability, with ensure imaging catheter have push property and cross curved ability; The described light of transparent image window to specific band has higher transmitance; Described quick Fabric Interface contains developing ring and seal wire gateway, and developing ring is used for development location under X-ray, damages camera lens when seal wire gateway is used for preventing seal wire from passing in and out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520517981.7U CN204839458U (en) | 2015-07-16 | 2015-07-16 | Tomography pipe in blood vessel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520517981.7U CN204839458U (en) | 2015-07-16 | 2015-07-16 | Tomography pipe in blood vessel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204839458U true CN204839458U (en) | 2015-12-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520517981.7U Withdrawn - After Issue CN204839458U (en) | 2015-07-16 | 2015-07-16 | Tomography pipe in blood vessel |
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| Country | Link |
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| CN (1) | CN204839458U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104958065A (en) * | 2015-07-16 | 2015-10-07 | 南京沃福曼医疗科技有限公司 | Intravascular tomography catheter |
| CN108030470A (en) * | 2017-12-18 | 2018-05-15 | 广州永士达医疗科技有限责任公司 | A kind of respiratory tract OCT conduits |
-
2015
- 2015-07-16 CN CN201520517981.7U patent/CN204839458U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104958065A (en) * | 2015-07-16 | 2015-10-07 | 南京沃福曼医疗科技有限公司 | Intravascular tomography catheter |
| CN108030470A (en) * | 2017-12-18 | 2018-05-15 | 广州永士达医疗科技有限责任公司 | A kind of respiratory tract OCT conduits |
| WO2019119483A1 (en) * | 2017-12-18 | 2019-06-27 | 广州永士达医疗科技有限责任公司 | Airway oct catheter |
| CN108030470B (en) * | 2017-12-18 | 2024-04-12 | 广州永士达医疗科技有限责任公司 | Respiratory tract OCT catheter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151209 Effective date of abandoning: 20171027 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20151209 Effective date of abandoning: 20171027 |