CN104507380A - A balloon dilatation catheter for treatment of paranasal sinus diseases - Google Patents
A balloon dilatation catheter for treatment of paranasal sinus diseases Download PDFInfo
- Publication number
- CN104507380A CN104507380A CN201380040257.3A CN201380040257A CN104507380A CN 104507380 A CN104507380 A CN 104507380A CN 201380040257 A CN201380040257 A CN 201380040257A CN 104507380 A CN104507380 A CN 104507380A
- Authority
- CN
- China
- Prior art keywords
- sacculus dilating
- sacculus
- hub
- dilating catheter
- distal end
- 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
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/24—Surgical instruments, devices or methods, e.g. tourniquets for use in the oral cavity, larynx, bronchial passages or nose; Tongue scrapers
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M29/00—Dilators with or without means for introducing media, e.g. remedies
- A61M29/02—Dilators made of swellable material
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
- A61B2017/00292—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery mounted on or guided by flexible, e.g. catheter-like, means
- A61B2017/003—Steerable
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/30—Devices for illuminating a surgical field, the devices having an interrelation with other surgical devices or with a surgical procedure
- A61B2090/306—Devices for illuminating a surgical field, the devices having an interrelation with other surgical devices or with a surgical procedure using optical fibres
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/0105—Steering means as part of the catheter or advancing means; Markers for positioning
- A61M25/0133—Tip steering devices
- A61M25/0147—Tip steering devices with movable mechanical means, e.g. pull wires
Abstract
The invention of the present application is a balloon dilatation catheter providing illumination at the distal tip. Different from the known status of the art and via the novel system found in its structure, it provides the advantage of observing not only the proximal tip of the balloon, but also the distal tip. Said paranasal sinus balloon dilatation catheter, comprises a battery (14) performing the task of power source, a LED (16) performing the task of light source (16), and on-off button (15) in the hub (10) part. It comprises one or more optic fibers (23) extending within the tubular catheter shaft (20) towards distal direction from the proximal hub (10) body and providing illumination at the catheter tip part.
Description
Technical field
The present invention relates to the hole foley's tube that can manipulate, and relate in the treatment of disease of nasal sinus with some improve function use this conduit.Described improvement provides illumination by light source and optical fiber being increased to the mode in the structure of conduit at the distal end place of conduit based on when not needing external source.
Background technology
In order to provide detailed understanding of the present invention, nasal sinuses Systematic anatomy structure must be considered.Therefore, nasal sinuses Systematic anatomy structure is described below tout court.
Nasal sinuses is four pairs of cavitys of the encirclement nose be present in intracranial or skull, and they are full of air usually.They are the sinus frontalis of the brow region be present on eyes, the maxillary sinus be present in each cheekbone, be present in the sieve hole just after the bridge of the nose and between eyes and be present in eyes and sieve hole after sphenoid sinus.
Nasal sinuses comprises the road being called mouth, for discharging mucus, air and other materials and it is in the intrasystem motion of nasal sinuses.When being inflamed in the tissue forming this road and mouth, the swelling of these tissues will being caused and stop normal liquid flow.Described inflammation may be occur due to allergy, noxious substance, nasal polyp and other factors.The pathologic increase occurred in time in Inflamed tissue will cause the permanent damage of the intrasystem liquid flow of nasal sinuses.
Sinusitis is the one or more by situation about blocking chronically or momently of the four pairs of nasal sinuses centerings formed due to inflammation and swelling.The most remarkable symptom of chronic sinusitis has a stuffy nose to become serious at night.Chronic sinusitis basic problem does not behind have sufficient air to arrive nasal sinuses.
Now, sinusitis is the disease frequently run into of the many people of impact.Recently, the improvement particularly owing to obtaining in medical skill, has proposed to use such technology and equipment, namely adds the chance of success of the chronic sinusitis operative treatment with less wound and significantly reduces the risk of complication simultaneously.
Consider above-mentioned nasal sinuses anatomical structure, the equipment used during the operation in dark and narrow sinus structures gets involved and visualization technique are very important at the succeed at for the treatment of.In the prior art, operation on nasal sinus is generally undertaken by endoscope.Due to the use of endoscope in operation on nasal sinus and acquired improvement, these operations can be carried out at intranasal.In this way, the external undercut caused in traditional operation on nasal sinus is no longer needed.
This method used in the prior art is called as the operation of Functional endoscopic hole, and it is based on therefore being widened mouth that is narrow or blocking and provided normal discharge by the bone of the plump sinus tissue of endoscopic surgery excision and patient.Conchoscope provides when not carrying out outside visible otch to arrive and the optical tooling easily of the dark area of the nasal cavity that throws light on.
Although effect on endoscopic sinus surgery is usually one of in preferred method, it can cause some complication according to observations.Pain after corrective surgery and hemorrhagely can to provide as the example of the shortcoming of this therapeutic method of surgery.And although patient experienced by a series of endo-surgical, many patients continue to have symptom, this has also been known.
And, due to the non-rigid of the medical apparatus and instruments that uses in this operation and non-flexible structure, the vitals and anatomical structure that are present in around nasal sinuses may be damaged.And this be operation after the main cause of pain.In addition to these, it also has the shortcoming of convalescent period length.
Because a lot of problems run into are because at intra-operative, a variety of causes does not take into full account that anatomical structure causes, thus to surgical navigational need occur and achieve improvement in this field.Therefore, the computer assisted surgery used in various field is improved, to use in endoscopic sinus surgery.
For the operation of area of computer aided hole and this method developed based under the help of special equipment and software in the hole anatomical structure of complexity Real-Time Monitoring at intra-operative use the functional parts of apparatus, wherein error margin is less than 1mm.
Although achieve improvement in visual field, but above-mentioned as used medical apparatus and instruments non-rigid and the corresponding generation of the damage that gives the vitals around nasal sinuses and anatomical structure of non-compliant structure and patient's postoperative pain and there is the shortcoming of longer convalescent period etc. for eliminating, in tool and method, carry out some improved.In addition to these, can also provide usually preferably and make to the minimum balloon expandable method of the infringement of tissue and bone.
Learn from patent No. US6027478 and US5546964 by making the mode disease therapy that the flexible structures such as sacculus expand at intranasal.But, these patents relate to the use of described inflatable flexible structure in the diseases such as treatment epistaxis.
In nasal sinuses, use the cardinal principle of balloon expandable to be the region arriving nasal sinuses road when not damaged tissue and widen blocking via sacculus under the help of enough thin conduit.In more detail, in this method, flexible ball ductus bursae, in the expansion of the region place of blocking, then shifts out.In this way, widened the nasal sinuses road of blocking, and obtained proper flow.As everyone knows, balloon expandable is independent or the method that uses with other endoscopic surgery combine with technique.
In the prior art, during balloon expandable method, realized visual (imaging) by fluoroscopy or Endoscopic mode, and thrown light on by the mode of luminous seal wire.Balloon expandable method is used in maxillary sinus, sinus frontalis and Sphenoid disease, and can not separately for sieving in hole.
Patent publication No. US2011/00224652 can be presented the example as the file using the nasal sinuses treatment tool operated together with the use of balloon-expandable.Describedly patent discloses a kind of sacculus dilating catheter, it comprises rigidity inner guide wire and movable axle, and movable axle is connected with sacculus, and sacculus is adapted to and it can be slided on this inner guide wire.
U.S. Patent number US2008/00208243A1 discloses a kind of foley's tube, and this foley's tube has the angle of adjustment in advance can be pushed into nasal sinuses, and comprises hard hypotube.In order to foley's tube is positioned in the mouth of expectation at surgery, must in the nasal sinuses anatomical structure of complexity driven forward foley's tube.Conduit as the theme of described patent application can not realize driven forward easily, and due to its rigid structure and pre-determined fixed angle, can not cause damage to its hetero-organization in nasal sinuses anatomical structure.And for doctor, the conduit problem that can not be coupled in the different nasal sinuses anatomical structures of different people of the fixed angle formed by hard hypo cast is another shortcoming.And be not practical solution for the patient with different anatomical structures produces the various conduit set with different fixed angle, this is quite expensive.
For the application that the above problem brings solution and make is application number US2006/0004323A1.The invention of this application is developed for providing easily navigation in the nasal sinuses anatomical structure of complexity.The object of this invention is to provide operating theater instruments and the method about these instrumentations, and these apparatuses have the form and flexibility that are adapted to the sinus structures changed along with different patient.
Require that surgeon holds endoscope with one and can provide as the example about the visual problem run into during endoscopic surgery and balloon expandable method by another manual operating operating theater instruments.Due to the needs to integrated surgical apparatus and endoscope, developing can through using and being connected to the nasal sinuses guiding catheter of endoscope nasally.The patent application with publication number US2006/0063973A1 can provide as the example of similar patent.
In brief, if nasal sinuses balloon expandable apparatus and the method (being presented above its various example) of prior art briefly will be passed judgment on, it is believed that subject matter lacks have the structure that is easy to use in nasal sinuses anatomical structure and help to provide effective visual apparatus simultaneously.From prior art products and method, in balloon expandable method, two general-purpose systems are at present for observing the position of sacculus in nasal sinuses anatomical structure.
One in them is undertaken visual by fluoroscopy technology as above.In this method, foley's tube indicia band is used.As is evident, fluoroscopy is the visual field being formed patient by the mode of x-ray source on fluorescent screen.Although the level of the X-ray used in this Therapeutic Method is low, due to long open-assembly time, under patient and doctor are exposed to high-caliber radiation.In addition, also need radiology laboratory, this brings restriction to the environment that can operate.
The problem of fluoroscopy device is used in order to the suitable location of eliminating for providing foley's tube in nasal sinuses road, develop the seal wire that light is provided in terminal part office, and therefore can operate sinus frontalis and maxillary sinus when not using fluoroscopy.In this method, first, nasal sinuses is entered at shape seal wire under the help of the nasal sinuses guide member of adjustment.After silk enters hole chamber, the light that can send to the end from seal wire at the operating area external vision on the face of patient.In this way, observe guide member and enter into hole intracavity.Subsequently, this seal wire forwards foley's tube from nasal sinuses entrance.Because seal wire can not supporting balloon conduit, nasal sinuses guide member must supporting tube, to enter sinus structures with correct angle.
Because the illumination provided by luminous seal wire only can show the position of the seal wire entering nasal sinuses, the visual needs to balloon position still can be there are.But only the proximal extremity of sacculus can be come visual by endoscope's camera.
The main purpose of the invention of the application eliminates the above problem.In prior art apparatus, provide illumination by isolated system or seal wire.Object is to provide a kind of nasal sinuses foley's tube, and this nasal sinuses foley's tube is more favourable than prior art apparatus, and this nasal sinuses foley's tube provides illuminator in terminal part office.In this way, it more effectively can observe the position of nasal sinuses foley's tube in nasal sinuses road.
Summary of the invention
The invention of the application relates to nasal sinuses foley's tube, and this conduit provides illumination at its distal end place.As in the prior art, this nasal sinuses foley's tube provides visual by using independent endoscope camera.Here, part and parcel is, because this system of the present invention provides illumination at the distal end place of conduit, therefore it can not only realize the observation of the proximal extremity of sacculus (1), and provides the advantage of the position observing distal end.In other words, the light propagated from catheter tip part can be observed at the outside place of the operating area on the face of patient.
In addition, the promotion ability needed for described optical fiber (23) supports, because this eliminating the needs to using independent seal wire.In this way, the irrigation lumen (22) be present in guide-tube structure may be used for irrigation of sinuses when needed.
Another advantage has illuminator (14,15,16) at hub (10) place of conduit, but not have isolated system.In this way, can when not needing to throw light on when using independent light source or connection.This can increase the human engineering of operating theater instruments for nature doctor.
Conduit of the present invention is formed by hub (10) and axle (20) substantially.Conduit is included in LED (light emitting diode) (16) and the shift knob (15) of the inflation-retract port (11) in hub (10) part, the battery (14) performing power supply (14) task, execution light source (16) task.And conduit comprises the room for the power supply such as battery, accumulator (14).Conduit comprises one or more optical fiber (23) in its main body, and optical fiber (23) provides illumination at catheter tip part place.
In one embodiment of the invention, described catheter tip part is made up of the soft and material of flexibility.In another embodiment of the invention, the end of conduit is made up of the hard and transparent material performing lens task.According to preferred embodiment/structure, that the arc form that described conduit can have linear forms that shape adjusts in advance, shape adjusts in advance maybe can reshape and the form that can manipulate.And in any embodiment, conduit of the present invention can comprise irrigation lumen (22).
Accompanying drawing explanation
Fig. 1 is the view of the linear and soft end embodiment of nasal sinuses sacculus dilating catheter.
Figure 1A is the cross-sectional view of the conduit axle of the linear and soft end embodiment of nasal sinuses sacculus dilating catheter.
Fig. 2 is the view of the embodiment of nasal sinuses sacculus dilating catheter, wherein the shape of dilating catheter be adjusted to arc/bending in advance and there is soft end.
Fig. 2 A is the cross-sectional view of the conduit axle of the embodiment of nasal sinuses sacculus dilating catheter, and wherein the shape of dilating catheter is adjusted to arc in advance and has soft end.
Fig. 3 is the view of the embodiment of nasal sinuses sacculus dilating catheter, and wherein conduit has shape and is adjusted to arc in advance and soft end and comprise more than optical fiber.
Fig. 3 A is the cross-sectional view of the conduit axle of the embodiment of nasal sinuses sacculus dilating catheter, and wherein conduit has that shape is adjusted to arc in advance and soft end and comprises more than optical fiber.
Fig. 4 is the view of the arcuate end embodiment that the shape of nasal sinuses sacculus dilating catheter adjusts in advance.
Fig. 4 A is the cross-sectional view of the arcuate end embodiment that the shape of nasal sinuses sacculus dilating catheter adjusts in advance.
Fig. 4 B is the cross-sectional view of the distal end of the arcuate end embodiment that the shape of nasal sinuses sacculus dilating catheter adjusts in advance.
Fig. 5 is the view of the embodiment of nasal sinuses sacculus dilating catheter, and wherein conduit has arcuate end that shape adjusts in advance and comprises more than optical fiber.
Fig. 5 A is the cross-sectional view of the embodiment of nasal sinuses sacculus dilating catheter, and wherein conduit has arcuate end that shape adjusts in advance and comprises more than optical fiber.
Fig. 5 B is the cross-sectional view of the distal end of the embodiment of nasal sinuses sacculus dilating catheter, and wherein conduit has arcuate end that shape adjusts in advance and comprises more than optical fiber.
Fig. 6 is the view of the embodiment of the arcuate end nasal sinuses sacculus dilating catheter that the shape comprising irrigation lumen adjusts in advance.
Fig. 6 A is the cross-sectional view of the embodiment of the arcuate end nasal sinuses sacculus dilating catheter that the shape comprising irrigation lumen adjusts in advance.
Fig. 6 B is the cross-sectional view of the distal end of the embodiment of the arcuate end nasal sinuses sacculus dilating catheter that the shape comprising irrigation lumen adjusts in advance.
Fig. 7 is the view of the embodiment of the arcuate end nasal sinuses sacculus dilating catheter that the shape comprising irrigation lumen and more than optical fiber adjusts in advance.
Fig. 7 A is the cross-sectional view of the embodiment of the arcuate end nasal sinuses sacculus dilating catheter that the shape comprising irrigation lumen and more than optical fiber adjusts in advance.
Fig. 7 B is the cross-sectional view of the distal end of the embodiment of the arcuate end nasal sinuses sacculus dilating catheter that the shape comprising irrigation lumen and more than optical fiber adjusts in advance.
Fig. 8 be nasal sinuses sacculus dilating catheter manipulate and the view of the end embodiment that can reshape.
Fig. 8 A be nasal sinuses sacculus dilating catheter manipulate and the cross-sectional view of the end embodiment that can reshape.
Fig. 9 be the nasal sinuses sacculus dilating catheter comprising irrigation lumen manipulate and the view of the end embodiment that can reshape.
Fig. 9 A be the nasal sinuses sacculus dilating catheter comprising irrigation lumen manipulate and the cross-sectional view of the end embodiment that can reshape.
Figure 10 is the external device (ED) at the hub portion place being integrated in nasal sinuses sacculus dilating catheter and comprises the view of embodiment of the port for this device.
Figure 10 A is the cross-sectional view of the nasal sinuses sacculus dilating catheter embodiment of the integrated port comprised for this device.
Figure 10 B is the cross-sectional view of the distal part of the nasal sinuses sacculus dilating catheter embodiment of the integrated port comprised for this device.
Figure 11 does not comprise outer jacket and comprises the view of optical fiber through the embodiment of the nasal sinuses sacculus dilating catheter of main lumen wherein.
Figure 11 A is the cross-sectional view not comprising outer jacket and comprise the embodiment of the nasal sinuses sacculus dilating catheter of the main lumen of optical fiber process.
Figure 11 B does not comprise outer jacket and comprises the cross-sectional view of optical fiber through the distal end of the embodiment of the nasal sinuses sacculus dilating catheter of main lumen wherein.
Figure 12 is the view not comprising outer jacket and comprise the embodiment of the nasal sinuses sacculus dilating catheter of optical fiber and tubulose main lumen.
Figure 12 A is the cross-sectional view not comprising outer jacket and comprise the embodiment of the nasal sinuses sacculus dilating catheter of optical fiber and tubulose main lumen.
Figure 12 B is the cross-sectional view not comprising outer jacket and comprise the distal end of the embodiment of the nasal sinuses sacculus dilating catheter of optical fiber and tubulose main lumen.
reference marker
1. expandable members (sacculus)
2. expandable members (sacculus) weld seam
3. expandable members (sacculus) indicia band
10. hub (conduit weld seam)
11. expandable members (sacculus) expansion-contraction port (main port)
12. irrigation ports (secondary port)
13. Adjusting Shape wheels
14. power supplys (battery, accumulator etc.) and room
15. shift knobs
16. light sources (LED etc.)
20. tubular shafts
21. Adjusting Shape silks
22. irrigation lumen (secondary inner chamber)
23. optical fiber
24. expansion-contraction inner chambers (main lumen)
25. inside subject
26. outer jackets
30. soft flexible ends
31. arcs, soft flexible ends
33. ends that can manipulate
40. integrated illuminators
The integrated port of 41. device
50. expansion-contraction holes
Detailed description of the invention
Nasal sinuses illuminator of the present invention (14,15,16,23) relates to have optical fiber (23) in balloon catheter structure, and optical fiber (23) provides optical transport for target area.Figure 1 illustrates the embodiment of the nasal sinuses foley's tube of the novelty for operation on nasal sinus exploitation of the present invention.Novel sacculus dilating catheter comprises: hub (10), hub (10) by by operator proximally end hold and realize handling, and form weld seam (weld); Inflation-retract port (11), it is present in described hub (10) main body; And light source (16), it is present in described hub (10) main body.Described light source (16) can be high-capacity LED (16).And light source comprises accumulator, battery (14) etc. and the room for these batteries and shift knob (15).
The present invention comprises one or more optical fiber (23), and optical fiber (23) is placed along its inside subject (25), and provides optical transport for the distal end of nasal sinuses sacculus dilating catheter.As mentioned above, be different from the nasal sinuses sacculus dilating catheter of prior art, described conduit is included in its structure the light source (16) thrown light on needed for hole chamber, and therefore operator uses described conduit can see the position of sacculus (1), and do not need to use the external source and the method such as equipment, X-ray that are harmful to patient and operator's health.Conduit additionally provides advantage in human engineering object not needing to be connected to the use in another light source (16) situation.
Nasal sinuses sacculus dilating catheter of the present invention has elongated form, and comprises tubular catheter shaft (20), and tubular catheter shaft (20) extends from described catheter hub (10) part along distal direction.Described tubular catheter shaft (20) cross-sectional view is shown in figure ia, and at outermost, conduit comprises outer jacket (26), and, there is inflation-contraction inner chamber (24), inside subject (25) and one or more optical fiber (23) respectively in inwardly part.
In other embodiments, the element that there is not extra outer jacket (26) and form in inside subject (25).In other words, described conduit axle (20) comprises inner chamber (24), and inner chamber (24) has the optical fiber (23) that the inside along conduit axle (20) or inner chamber (24) is placed and the optical fiber (23) placed along the inside of inside subject (25).
Conduit axle (20) outer jacket (26) and inside subject (25) material can be selected from the thermoplastic elastomer (TPE), polymer or the polyester group that comprise the materials such as polyamide, polyether block amide, thermoplastic urethane, polyurethanes and polyethylene terephthalate (PET).These materials can separately or be combined.
In the embodiment comprising outer jacket (26), outer jacket (26) can be formed around the mode of inside subject (25) with it cylinder, and its size is provided to leave space/gap between outer jacket (26) and inside subject (25).Outer jacket (26) overall diameter can be about 1,5mm, and internal diameter can be about 1,2mm.
This space forms inner chamber (24), and by making fluid or air-flow through inner chamber (24), inner chamber (24) provides the expansion-contraction of sacculus (1).And sacculus (1) is present in the distal end place of conduit axle (20), and its position and sacculus-axle weld seam (2) can be seen in the drawings.And indicia band (3) is present on sacculus (1).
In the described embodiment not comprising outer jacket (26), expansion-contraction realizes via the inner chamber (24) of the tubular form formed along inside subject (25), instead of via being present in inner chamber (24), coaxial void between inside subject (25) and outer jacket (26) realizes.
In more detail, do not comprise in an embodiment of outer jacket (26) in two different embodiments, there is the expansion-contraction inner chamber (24) extended in inside subject (25), and optical fiber (23) or multiple optical fiber (23) also extend along axle (20) in inner chamber (24).In the region of sacculus (1), one or more expansion-contraction hole (50) is configured in inside subject (25).Described expansion-contraction hole (50) is to provide the space of material process, and these materials are object in order to expand or shrink sacculus (1) and are conducted through inner chamber (24) from inner chamber (24) towards sacculus (1).
In another embodiment, there is the tubular expandable-contraction inner chamber (24) extended in inside subject (25) and the optical fiber (23) extended along axle (20) on this tubular intracavity (24) side or multiple optical fiber (23).When tubular expandable-contraction inner chamber (24) arrival exists the region of sacculus (1), it arrives the interior zone of sacculus (1) by being bent outwardly.Described region is the expansion-contraction hole (50) open from inside subject (25) towards sacculus (1).
Nasal sinuses sacculus dilating catheter of the present invention can comprise soft flexible end (30) or the end of hard transparent lens form.Catheter tip part place use this soft and the material of flexibility is selected from transparent polymer, polyurethanes and soft thermoplastic elastomer (TPE).Hard and the transparent material used at catheter tip part place can be selected from the group be made up of the plastic material of high index of refraction plastics, Merlon and routine.
And, in various embodiments, nasal sinuses sacculus dilating catheter of the present invention can comprise linear (30) or shape is adjusted to (33) that arc/bending (31) maybe can manipulate and (33) end that can reshape alternatively in advance.The angle of bend of the arcuate end that shape adjusts in advance is formed to make, and this angle can enter nasal sinuses road in most suitable mode, and this angle is preferably 110 ° or 40 ° or any angle between these two values.And in various embodiments, nasal sinuses sacculus dilating catheter can comprise one or more inner chamber, irrigation lumen (22).These embodiments will be described in detail in ensuing part.
To describe above and in the embodiment illustrated in fig. 1, the end section (30) of conduit has linear forms, and be made up of the soft and material of flexibility.
Catheter tip part can have arc form, or in other words, has circular form (31), thus makes it can be suitable for the structure of sinus cavities.Alternately, it can have (33) distal end that can reshape alternatively, and (33) distal end that can reshape can increase afterwards.Angle of bend is the optimal angle entered in nasal sinuses road, and therefore this angle is preferably 110 ° or 40 ° or any angle between these two values.
Show other embodiments of the nasal sinuses sacculus dilating catheter as theme of the present invention in figs. 2 and 3, and be also described above; The end section of conduit has the arc form (31) that shape adjusts in advance, and is made up of soft and flexible material.Fig. 2 shows the conduit comprising optical fiber (23), and Fig. 3 shows the conduit comprising a more than optical fiber (23).Although optical fiber (23) can be made up of glass fiber material, also can be formed by the polymer with suitable optical refractive rate (optic light refraction index).
Fig. 2 A is the cross-sectional view of the conduit axle (20) with (31) arcuate end form that the shape shown in Fig. 2 adjusts in advance, and when inwardly part starts to observe from the outside, Fig. 2 A and Figure 1A is identical.Fig. 3 A is the cross-sectional view of the conduit axle (20) with (31) circular distal form that the shape shown in Fig. 3 adjusts in advance, and start from the outside, it is formed by the more than optical fiber (23) in outer jacket (26), inflation-contraction inner chamber (24), inside subject (25) and this inside subject (25).
Again illustrate different embodiments of the invention in figures 4 and 5, and give the B cross section of conduit axle (20) distal end.After this part is present in sacculus (1), inflation-contraction inner chamber (24) is discontinuous herein, and it can clearly be seen in cross-section.Fig. 4 A cross section is identical with the cross section described before, and starts from the outside, and Fig. 4 B is formed by inside subject (25) and optical fiber (23).Figure 5 illustrates the conduit comprising a more than optical fiber (23).In the cross-sectional view of this conduit axle (20), more than one of the quantity of the optical fiber (23) in inside subject (25).
As mentioned above, in different embodiment of the present invention, the port (12) that nasal sinuses sacculus dilating catheter can comprise irrigation lumen (22) and be attached thereto.Show this embodiments of the invention comprising irrigation lumen (22) in figure 6 and figure 7, and Fig. 7 is the view of the conduit comprising a more than optical fiber (23).
Seen by these figures, sacculus dilating catheter comprises an irrigation ports (12) and an irrigation lumen (22), irrigation ports (12) is formed on the hub (10) of proximal extremity, and irrigation lumen (22) is being present in the inside subject (25) in conduit axle (20) from this irrigation ports (12) distally direction extension.This irrigation ports (12) can be configured by the custom interface of such as luer connector.
Give the cross section of conduit axle (20) distal end before and after sacculus (1) shown in Fig. 6 respectively with the form of cross section A and cross section B in Fig. 6 A and Fig. 6 B.In fig. 6, inwardly part starts from the outside, the irrigation lumen (22) presenting outer jacket (26), inflation-contraction inner chamber (24), inside subject (25) and be present in inside subject (25).In fig. 7, can see that a more than optical fiber (23) is present in inside subject (25).
Give the cross section of the distal end of the conduit embodiments before and after sacculus (1) shown in Fig. 7 respectively with the form of cross section A and cross section B in Fig. 7 A and Fig. 7 B.Not included in the outer jacket (26) shown in the cross section A of conduit and sacculus (1) expansion-contraction inner chamber (24) in cross section B, cross section B is present in the distal end cross section after sacculus (1).
In another embodiment of nasal sinuses foley's tube of the present invention, as mentioned above, alternative (33) distal end that maybe can reshape manipulated can be there is.In the embodiment comprising the distal end (33) that can manipulate, Adjusting Shape silk (21) is present in the inside subject (25) in conduit axle (20), there is provided described can the handling and bending adjustment formed needed for self adaptation, and there is Adjusting Shape wheel (13) for controlling Adjusting Shape silk (21).
Described Adjusting Shape wheel (13) is present in catheter hub (10) part place, and the Adjusting Shape silk (21) being connected to Adjusting Shape wheel (13) distally extends in direction, and continues to arrive catheter tip part.In this way, the adjustment about sacculus dilating catheter orientation and position can be carried out.
Give the different views of described embodiment of the present invention in figs. 8 and 9, and figure 8 illustrates the conduit not comprising irrigation lumen (22) and port (12), and the conduit shown in Fig. 9 comprises irrigation lumen (22) and port (12).
In the most comprehensive embodiment of the present invention shown in Figure 9, conduit comprises inflation-retract port (11), irrigation ports (12), Adjusting Shape wheel (13) and light source (14,15,16) at catheter hub (10) part place; Outer jacket (26) is comprised in most external office with elongated form conduit axle (20) part that distally direction extends, and inwardly part, conduit comprises the irrigation lumen (22) in inflation-contraction inner chamber (24), inside subject (25), Adjusting Shape silk (21), one or more optical fiber (23) and inside subject (25).Give the cross section of the distal end of this described conduit axle (20) in figure 9 a.And sacculus (1) is present in the distal end place of described conduit, and indicia band (3) is present on sacculus (1).
In the above embodiment of the present invention, catheter tip can have soft flexible form or hard transparent (lens) form.
Give first embodiment in the above embodiment at Figure 11, first embodiment is based on not having outer jacket (26) and have as outermost inside subject (25) and the parts in described inside subject (25) with extension form in conduit axle (20) structure.As also seen at Figure 11, the coaxial void be present in inside subject (25) forms expansion-contraction inner chamber (24).Guarantee that gas or liquid enter into sacculus (1) by the expansion-contraction hole (50) open from inner chamber (24) towards sacculus (1).Will also be appreciated that from the AA' cross section of the conduit axle (20) Figure 11 A layer is from outside to inside inside subject (25), expansion-contraction inner chamber (24) and optical fiber (23).In various embodiments, the quantity of the optical fiber (23) extended in inner chamber (24) can be more than one.The cross section BB' of end section (31) is given in Figure 11 B.
Figure 12 illustrates another embodiment without outer jacket (26).Here, tubular expandable-contraction inner chamber (24) is present in the axle (20) that formed by inside subject (25).This inner chamber (24) extends the region that arrival exists sacculus (1), and creates outside bending, and this is bending towards sacculus (1), and terminates at the space place of sacculus (1).In this way, define expansion-contraction hole (50), liquid or gas will transfer to sacculus (1) by this expansion-contraction hole (50).From the section AA of the conduit axle (20) of this embodiment shown in Figure 12 A ' it will also be appreciated that, inside subject (25) is present in most external office, and expansion-contraction inner chamber (24) is present in this inside subject (25), and optical fiber (23) just nearby extends.Optical fiber (23) extends towards end.The cross section BB' of axle (20) can be seen in Figure 12 B.Because inner chamber (24) terminates at sacculus (1) place, the optical fiber (23) inside subject (25) can only seen and extend in inside subject (25) in the BB' of cross section.
In the above embodiments all of conduit of the present invention, power supply (14), shift knob (15) and light source (16) are present in hub (10) main body.Except these described parts, these conduit embodiments can be optionally included in the mechanism as isolated system (40) comprising power supply (14), shift knob (15) and light source (16) parts.In order to be included in guide-tube structure by described device (40), the integrated port of isolated system (41) is present on hub (10).In this way, the device (40) comprising power light source (16), power supply (14) and shift knob (15) can be optionally integrated in hub (10) structure, and is provided to the optical transport of optical fiber (23).The integrated port of this device (41) be present on hub (10) can be applied to the above embodiments all of the present invention.Give described device (4) and integrated port (41) in Fig. 10 in detail.And, in Figure 10 A and 10B, give the cross-sectional view of described conduit.
In order to sum up the advantage of novel conduit embodiments, the conduit embodiments of this novelty is solve to be present in the problem relevant with the use of armarium of the prior art and to develop, and is described with reference to the accompanying drawings above, compares below with prior art.
In the prior art, when carrying out balloon expandable operation, in order to arrive nasal sinuses mouth, doctor places nasal sinuses guiding catheter via endoscopic observation by nostril.Endoscope is that doctor provides the facility of being seen sinus cavities by nasal meatus, to guarantee that conduit inserts with correct and suitable position.Subsequently, nasal sinuses seal wire or another nasal sinuses illuminator insert target nasal sinuses by nasal sinuses guiding catheter.After determine the position expected via light (or fluoroscopy), foley's tube inserts sinus cavities by nasal sinuses seal wire or nasal sinuses illuminator, and is positioned in the mouth of blocking and expands, and the position of conduit is confirmed by endoscopic observation.Then, balloon catheter expansion, to widen and to open described blocking.When the operation is complete, shrink and shift out sacculus.Subsequently, by driven forward lavage catheter in nasal sinuses seal wire or illuminator, lavage catheter can be used for the clean inflammation that is present in nasal sinuses and mucus.Integrated irrigation system is present in some balloon catheter structure, and these conduits make program easier.
When carrying out balloon expandable operation with the equipment of novelty, for the foley's tube embodiment that can not manipulate, doctor inserts nasal sinuses guiding catheter by nostril.In order to ensure doctor, conduit is inserted into correct and suitable position, the use of endoscope's camera can be preferred.Subsequently, distally end of the present invention send light nasal sinuses conduit in the help of guiding catheter or promoted by towards nasal sinuses road individually under can manipulating conduit situation at it.Illuminate sinus cavities at the light of the end being present in the conduit entering nasal sinuses road and can to see from the outside and after confirming, sacculus (1) expands to widen and to open blocking.When this operation completes, shrink sacculus (1).If conduit embodiments comprises irrigation lumen (22), so can carry out rinsing and lavation.
Therefore, adopt novel nasal sinuses sacculus dilating catheter, eliminate the needs to independent seal wire, and by providing the better confirmation of balloon position to decrease the visual needs of endoscope.By being present in the glass fibre interior section (23) in catheter main body, can eliminate contributing to the support of conduit and the conduit needs to the seal wire of the promotion in mouth.
Owing to being present in the illuminator (14,15,16) in catheter hub (10) part, because this eliminating the needs to using independent source.
In order to more safely confirm sacculus (1) position, illumination is provided at the terminal part office of conduit.
Speak briefly, the present invention is for solving described problem and being provided in the described advantage for the treatment of disease of nasal sinus aspect and the sacculus dilating catheter developed, and it comprises:
The tubular shafts (20) of flexible and elongate form, tubular shafts (20) has proximal extremity and distal end, and main lumen (24), inside subject (25) are through tubular shafts (20); Hub (10), hub (10) is fixed on the proximal extremity place of described tubular shafts (20); Main port (11), main port (11) is connected to the main lumen (24) of the described tubular shafts (20) in described hub (10) main body; Expandable members (1), expandable members (1) is present in the distal end place of flexible slender axles (20), and has the interior section being connected to described main lumen (24); Illuminator (14,15,16), illuminator (14,15,16) is for good and all adapted to hub (10) main body, and provide illumination in the distal part of described expandable members (1) and the distal end place of tubular shafts (20), more safely to correct the position of described expandable members (1), and comprise at least one power supply (14), shift knob (15) and at least one light source (16); And one or more optical fiber (23), optical fiber (23) distally longitudinally extends the distal end arriving tubular shafts (20) in direction from described light source (16) being present in the inside subject (25) in tubular shafts (20), and the therefore distal part of optical fiber (23) towards expandable members (1) and the distal end transmission light of conduit.
Speak briefly, in another embodiment:
The present invention comprises Adjusting Shape silk (21), Adjusting Shape silk (21) provides orientability for conduit, and give its end section by optional Adjusting Shape ability, and longitudinally extend arrival distal end being present in the inside subject (25) in tubular shafts (20) proximally hub (10) main body; And Adjusting Shape wheel (13), Adjusting Shape wheel (13) is present in hub (10) main body, and is connected to Adjusting Shape silk (21), and provides the control to Adjusting Shape silk (21).
Speak briefly, in another embodiment:
Conduit comprises secondary inner chamber (22), and secondary inner chamber (22) arrives distal end being present in the inside subject (25) in tubular shafts (20) longitudinally to extend; And secondary port (12), secondary port (12) is connected to the described secondary inner chamber (22) in hub (10) main body.
Speak briefly, in various embodiments:
One or more indicia band (3) is present on expandable members (1), and expandable members (1) is present in its structure.The main lumen (24) being connected to expandable members (1) is expansion-contraction inner chamber (24), and expansion-contraction inner chamber (24) is for by making liquid or gas expand through expansion-contraction inner chamber (24) and shrinking expandable members (1) when needed; And to be present in hub (10) main body and the main port (11) be connected on main lumen (24) is expansion-contraction port (11).The expandable members (1) being present in the distal end place of tubular shafts (20) is sacculus (1).To be present in the inside subject (25) in tubular shafts (20), longitudinally to extend the secondary inner chamber (22) arriving distal end be when needed for the irrigation lumen (22) of lavation; And the secondary port (12) to be connected with the secondary inner chamber (22) in hub (10) main body is irrigation ports (12).In various embodiments, the present invention has soft and the end of flexibility (30) or hard and transparent end (30).That conduit can have linearity configuration or that shape adjusts in advance arcuate shape maybe can reshape and the end (33) that can manipulate.Any part of tubular shafts (20) and catheter tip all has the structure that can bend to adapt to sinus cavities.Conduit can have tapered distal end.
Therefore, due to the above advantage, for doctor, can with the mode more safer than the past and more human engineering and easier mode carries out described operation on nasal sinus.By elimination to the needs of independent illuminator and the use eliminating seal wire, can operating procedure be reduced, and therefore, it is possible to reduce the operating time.
Claims (36)
1. a sacculus dilating catheter, its treatment for disease of nasal sinus is developed, and it is characterized in that, comprises:
The tubular shafts (20) of-flexible and elongate form, described tubular shafts (20) has proximal extremity and distal end, and main lumen (24), inside subject (25) and at least one optical fiber (23) are through described tubular shafts (20);
-hub (10), described hub (10) is fixed on the described proximal extremity place of described tubular shafts (20);
-main port (11), described main port (11) is connected to described main lumen (24), and described main lumen (24) is through the described tubular shafts (20) in the main body of described hub (10);
-expandable members (1), described expandable members (1) is present in the described distal end place of the axle (20) of flexible elongate, and has the interior section being connected to described main lumen (24);
-at least one illuminator (14,15,16), described illuminator (14,15,16) provides illumination at the described distal end place of the distally of described expandable members (1) and described tubular shafts (20), and for good and all adapts at the main body place of described hub (10); Or; Illuminator (40), described illuminator (40) can be integrated in the main body place of described hub (10) after a while alternatively.
2. sacculus dilating catheter according to claim 1, and it is characterized in that; Described sacculus dilating catheter comprises outer jacket (26), described outer jacket (26) forms the outermost layer of described axle (20) and forms the outer wall of described main lumen (24) simultaneously, and described outer jacket (26) around described inside subject (25), thus makes it possible to leave between described outer jacket (26) and described inside subject (25) space forming described main lumen (24) in periphery.
3. the sacculus dilating catheter according to any one of the claims, and it is characterized in that, when described sacculus dilating catheter comprises the illuminator (14 of the main body being adapted to hub (10), 15, 16) time, described sacculus dilating catheter comprises one or more optical fiber (23), described optical fiber (23) in described tubular shafts (20) from described illuminator (14, 15, 16) the described distal end towards described tubular shafts (20) longitudinally extends, and therefore described optical fiber (23) transports light to and reaches the distal part of described expandable members (1) and the described distal end of described conduit.
4. the sacculus dilating catheter according to any one of the claims, and it is characterized in that, in order to provide be optionally integrated into described hub (10) after a while main body on described illuminator (40) integrated, described sacculus dilating catheter is included in the integrated port of at least one device (41) in the main body of described hub (10).
5. the sacculus dilating catheter according to any one of the claims, and it is characterized in that, described sacculus dilating catheter comprises one or more optical fiber (23), described optical fiber (23) in described tubular shafts (20) from the integrated port of device (41) towards the described distal end of described tubular shafts (20) with distal direction longitudinal extension, and therefore described optical fiber (23) transports light to and reaches the described distal part of described expandable members (1) and the described distal end of described conduit.
6. the sacculus dilating catheter according to any one of the claims, and it is characterized in that, described sacculus dilating catheter comprises: coaxial main lumen (24), and described coaxial main lumen (24) longitudinally extends in described inside subject (25); And one or more expansion-contraction hole (50), described expansion-contraction hole (50) leads to described expandable members (1) from described main lumen (24), to provide the liquid or gaseous matter that enter described expandable members (1), described liquid or gaseous matter are transferred to described expandable members (1) from this main lumen (24).
7. the sacculus dilating catheter according to any one of the claims, and it is characterized in that, described sacculus dilating catheter comprises one or more optical fiber (23), and described optical fiber (23) longitudinally extends the described distal end of arrival from hub (10) part in described main lumen (24).
8. the sacculus dilating catheter according to any one of the claims, and it is characterized in that, described sacculus dilating catheter comprises tubulose main lumen (24), described tubulose main lumen (24) extends the described expandable members of arrival (1) from hub (10) part in described inside subject (25), and leads to the interior zone of described expandable members (1) by least one expansion-contraction hole (50).
9. the sacculus dilating catheter according to any one of the claims, and it is characterized in that, described sacculus dilating catheter comprises one or more optical fiber (23), described optical fiber (23), by process near described tubulose main lumen (24), arrives described distal end longitudinally to extend from hub (10) part in described inside subject (25).
10. the sacculus dilating catheter according to any one of the claims, and it is characterized in that, described illuminator (14,15,16) comprises at least one power supply (14), at least one shift knob (15) and at least one light source (16).
11. sacculus dilating catheters according to any one of the claims, and it is characterized in that, described illuminator (40) integrated after a while comprises at least one power supply (14), at least one shift knob (15) and at least one light source (16).
12. sacculus dilating catheters according to any one of the claims, and it is characterized in that, described sacculus dilating catheter comprises:
-Adjusting Shape silk (21), described Adjusting Shape silk (21) provides orientability for conduit, and give its end section by optional Adjusting Shape ability, and described Adjusting Shape silk (21) longitudinally extends the described distal end of arrival in the main body being present in proximally hub (10) in the described inside subject (25) in described tubular shafts (20); And
-Adjusting Shape wheel (13), described Adjusting Shape wheel (13) is present in the main body of described hub (10), and be connected to described Adjusting Shape silk (21), and the control to described Adjusting Shape silk (21) is provided.
13. sacculus dilating catheters according to any one of the claims, and it is characterized in that, described sacculus dilating catheter comprises:
-secondary inner chamber (22), described secondary inner chamber (22) arrives described distal end being present in the described inside subject (25) in described tubular shafts (20) longitudinally to extend; And
-secondary port (12), described secondary port (12) is connected to the described secondary inner chamber (22) in the main body of described hub (10).
14. sacculus dilating catheters according to any one of the claims, and it is characterized in that, described sacculus dilating catheter comprises one or more indicia band (3), and described one or more indicia band (3) is arranged in and is present on the described expandable members (1) of guide-tube structure.
15. sacculus dilating catheters according to any one of the claims, and it is characterized in that,
-described the main lumen (24) that is connected to described expandable members (1) is expansion-contraction inner chamber (24), described expansion-contraction inner chamber (24) is for by making liquid or gas expand through described expansion-contraction inner chamber (24) and shrinking described expandable members (1) when needed, and
-be present in described hub (10) main body on and the main port (11) being connected to described main lumen (24) is expansion-contraction port (11).
16. sacculus dilating catheters according to any one of the claims, and it is characterized in that, the described expandable members (1) being present in the described distal end place of described axle (20) is sacculus (1).
17. sacculus dilating catheters according to any one of the claims, and it is characterized in that:
-longitudinally to extend the described secondary inner chamber (22) arriving described distal end be when needed for the irrigation lumen (22) of lavation being present in the described inside subject (25) in described axle (20), and
-described secondary the port (12) that is connected with the described secondary inner chamber (22) in hub main body (10) is irrigation ports (12).
18. sacculus dilating catheters according to any one of the claims, and it is characterized in that, described sacculus dilating catheter has the soft and end of flexibility (30).
19. sacculus dilating catheters according to any one of the claims, and it is characterized in that are described soft and material that the is end of flexibility (30) is selected from transparent polymer, polyurethanes and thermoplastic elastomer (TPE).
20. sacculus dilating catheters according to any one of the claims, and it is characterized in that, described sacculus dilating catheter has hard and transparent end (30).
21. sacculus dilating catheters according to any one of the claims, and it is characterized in that, hard and transparent terminal material is selected from high index of refraction plastics, Merlon and common plastics.
22. sacculus dilating catheters according to any one of the claims, and it is characterized in that, described sacculus dilating catheter has the end (30) of linearity configuration.
23. sacculus dilating catheters according to any one of the claims, and it is characterized in that, described sacculus dilating catheter has the end (31) of the arc form that shape adjusts in advance.
24. sacculus dilating catheters according to any one of the claims, and it is characterized in that, described sacculus dilating catheter comprises tubular shafts (20), and described tubular shafts (20) has can in the flexible structure in any part place.
25. sacculus dilating catheters according to any one of the claims, and it is characterized in that, described sacculus dilating catheter has end (33), and described end (33) has can in the flexible structure in any part place.
26. sacculus dilating catheters according to any one of the claims, and it is characterized in that, described sacculus dilating catheter have can reshape and the end (33) that can manipulate.
27. sacculus dilating catheters according to any one of the claims, and it is characterized in that, described sacculus dilating catheter has tapered distal end.
28. sacculus dilating catheters according to any one of the claims, and it is characterized in that, described outer jacket (26) is made up of the one or more of materials being selected from thermoplastic elastomer (TPE), polymer or polyester group.
29. sacculus dilating catheters according to any one of the claims, and it is characterized in that, described sheath (25) is made up of the one or more of materials being selected from thermoplastic elastomer (TPE), polymer or polyester group.
30. sacculus dilating catheters according to any one of the claims, and it is characterized in that, the angle of bend of the end (31) of the arc that described shape adjusts in advance is 70 ° or 140 ° or any value between these two values.
31. sacculus dilating catheters according to any one of the claims, and it is characterized in that, described sacculus dilating catheter has end (33), described end (33) can manipulate, and can adjust shape by bending with angle of bend, described angle of bend is 70 ° or 140 ° or any value between these two values.
32. sacculus dilating catheters according to any one of the claims, and it is characterized in that, described power supply (14) is a kind of battery or accumulator.
33. sacculus dilating catheters according to any one of the claims, and it is characterized in that, described sacculus dilating catheter comprises described power supply (14) and is placed on room wherein.
34. sacculus dilating catheters according to any one of the claims, and it is characterized in that, described light source (16) is light emitting diode (LED).
35. sacculus dilating catheters according to any one of the claims, and it is characterized in that, the described secondary port (12) with irrigation ports (12) has the structure of luer connector.
36. 1 kinds of nasal sinuses sacculus dilating catheters that can manipulate, it is characterized in that, it comprises:
There is the flexible tubular axle (20) of proximal extremity and distal end and stating the hub (10) at described proximal extremity place of tubular shafts (20);
At at least one expansion-contraction port (11) at the main body place of described hub (10), at least one expansion-contraction inner chamber (24), sacculus (1), one or more indicia band (3) on described sacculus (1), described expansion-contraction inner chamber (24) is connected to this expansion-contraction port (11), and be present in the described tubular shafts (20) extended from the main body of the hub (10) of described conduit along distal direction, described sacculus (1) is connected to described expansion-contraction inner chamber (24) at the described distal end place of described tubular shafts (20),
Outer jacket (26) and columniform inside subject (25), described outer jacket (26) forms the skin of described tubular shafts (20), described columniform inside subject (25) is covered in periphery by this way by described outer jacket (26), that is, make between described inside subject (25) and described outer jacket (26), to leave space to form described expansion-contraction inner chamber (24);
At least one irrigation ports (12) in the main body of described hub (10), at least one irrigation lumen (22), illuminator (14, 15, 16), described irrigation lumen (22) is connected to this irrigation ports (12) and extends along distal direction in described inside subject (25), described illuminator (14, 15, 16) in the distal side of described sacculus (1) and provide illumination at the described distal end place of described tubular shafts (20), to correct the placement of sacculus (1) in the main body of described hub (10) in safer mode, eliminate the needs to using independent seal wire, and described illuminator (14, 15, 16) at least one power supply (14) is comprised, shift knob (15) and at least one light source (16),
One or more optical fiber (23), described optical fiber (23) distally longitudinally extends the described distal end arriving described tubular shafts (20) in direction from described light source (16) being present in the described inside subject (25) in described tubular shafts (20), and the therefore described distal part of described optical fiber (23) towards described expandable members (1) and the described distal end transmission light of described conduit;
Adjusting Shape silk (21), described Adjusting Shape silk (21) provides orientability for conduit, and give its end section by optional Adjusting Shape ability, and described Adjusting Shape silk (21) longitudinally extends the described distal end of arrival in the main body being present in proximally hub (10) in the described inside subject (25) in described tubular shafts (20); And
Adjusting Shape wheel (13), described Adjusting Shape wheel (13) is present in the main body of described hub (10), and be connected to described Adjusting Shape silk (21), and the control to described Adjusting Shape silk (21) is provided.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TR2012/06297 | 2012-05-29 | ||
| TR201206297 | 2012-05-29 | ||
| PCT/IB2013/054396 WO2013179217A1 (en) | 2012-05-29 | 2013-05-28 | A balloon dilatation catheter for treatment of paranasal sinus diseases |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104507380A true CN104507380A (en) | 2015-04-08 |
Family
ID=48747646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380040257.3A Pending CN104507380A (en) | 2012-05-29 | 2013-05-28 | A balloon dilatation catheter for treatment of paranasal sinus diseases |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP2861129A1 (en) |
| CN (1) | CN104507380A (en) |
| AU (1) | AU2013269162A1 (en) |
| CA (1) | CA2878001A1 (en) |
| IN (1) | IN2014MN02604A (en) |
| WO (1) | WO2013179217A1 (en) |
| ZA (1) | ZA201409493B (en) |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108159550A (en) * | 2018-02-12 | 2018-06-15 | 倪关森 | Visualization cavity augmentation system with light source imaging |
| CN109862835A (en) * | 2016-08-17 | 2019-06-07 | 尼尔拉维有限公司 | Grumeleuse for removing occlusion grumeleuse from blood vessel withdraws system |
| CN114173867A (en) * | 2019-07-22 | 2022-03-11 | 波士顿科学国际有限公司 | Device and method for treating hemorrhoids by rectal dilation and specific spectral illumination |
| US11311304B2 (en) | 2019-03-04 | 2022-04-26 | Neuravi Limited | Actuated clot retrieval catheter |
| US11446045B2 (en) | 2014-06-13 | 2022-09-20 | Neuravi Limited | Devices and methods for removal of acute blockages from blood vessels |
| US11484328B2 (en) | 2014-03-11 | 2022-11-01 | Neuravi Limited | Clot retrieval system for removing occlusive clot from a blood vessel |
| US11529495B2 (en) | 2019-09-11 | 2022-12-20 | Neuravi Limited | Expandable mouth catheter |
| US11633198B2 (en) | 2020-03-05 | 2023-04-25 | Neuravi Limited | Catheter proximal joint |
| US11759217B2 (en) | 2020-04-07 | 2023-09-19 | Neuravi Limited | Catheter tubular support |
| US11779364B2 (en) | 2019-11-27 | 2023-10-10 | Neuravi Limited | Actuated expandable mouth thrombectomy catheter |
| US11839725B2 (en) | 2019-11-27 | 2023-12-12 | Neuravi Limited | Clot retrieval device with outer sheath and inner catheter |
| US11872354B2 (en) | 2021-02-24 | 2024-01-16 | Neuravi Limited | Flexible catheter shaft frame with seam |
| US11883043B2 (en) | 2020-03-31 | 2024-01-30 | DePuy Synthes Products, Inc. | Catheter funnel extension |
| US11937839B2 (en) | 2021-09-28 | 2024-03-26 | Neuravi Limited | Catheter with electrically actuated expandable mouth |
| US11944327B2 (en) | 2020-03-05 | 2024-04-02 | Neuravi Limited | Expandable mouth aspirating clot retrieval catheter |
| US11944333B2 (en) | 2014-06-30 | 2024-04-02 | Neuravi Limited | System for removing a clot from a blood vessel |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10322269B1 (en) | 2015-01-19 | 2019-06-18 | Dalent, LLC | Dilator device |
| CN105854158A (en) * | 2016-05-02 | 2016-08-17 | 王学建 | Nasal three-cavity dilation and support balloon |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4875897A (en) * | 1981-06-12 | 1989-10-24 | Regents Of University Of California | Catheter assembly |
| SE9400364D0 (en) | 1994-02-02 | 1994-02-02 | Sven Eric Stangerup | Nasal catheter and procedure for the treatment of nasal bleeding |
| US5899882A (en) * | 1994-10-27 | 1999-05-04 | Novoste Corporation | Catheter apparatus for radiation treatment of a desired area in the vascular system of a patient |
| US6027478A (en) | 1997-10-09 | 2000-02-22 | Medical Purchasing Group, Inc. | Nasal cavity drainage and stoppage system |
| US6482221B1 (en) * | 2000-08-21 | 2002-11-19 | Counter Clockwise, Inc. | Manipulatable delivery catheter for occlusive devices (II) |
| US8317816B2 (en) | 2002-09-30 | 2012-11-27 | Acclarent, Inc. | Balloon catheters and methods for treating paranasal sinuses |
| US8172747B2 (en) * | 2003-09-25 | 2012-05-08 | Hansen Medical, Inc. | Balloon visualization for traversing a tissue wall |
| US20110270034A1 (en) * | 2004-02-10 | 2011-11-03 | Mackin Robert A | Endotracheal tube with side mounted camera and illuminator |
| ES2552252T3 (en) * | 2004-03-23 | 2015-11-26 | Boston Scientific Limited | Live View System |
| US20060004323A1 (en) | 2004-04-21 | 2006-01-05 | Exploramed Nc1, Inc. | Apparatus and methods for dilating and modifying ostia of paranasal sinuses and other intranasal or paranasal structures |
| US20060063973A1 (en) | 2004-04-21 | 2006-03-23 | Acclarent, Inc. | Methods and apparatus for treating disorders of the ear, nose and throat |
| US9289576B2 (en) * | 2004-06-17 | 2016-03-22 | W. L. Gore & Associates, Inc. | Catheter assembly |
| US20080091067A1 (en) * | 2006-10-16 | 2008-04-17 | Mike Dollar | Multi-lumen catheter and endoscopic method |
| US20100274188A1 (en) * | 2007-12-20 | 2010-10-28 | Acclarent, Inc. | Method and System for Treating Target Tissue Within the Eustachian Tube |
| US8282667B2 (en) | 2009-06-05 | 2012-10-09 | Entellus Medical, Inc. | Sinus dilation catheter |
-
2013
- 2013-05-28 CN CN201380040257.3A patent/CN104507380A/en active Pending
- 2013-05-28 CA CA2878001A patent/CA2878001A1/en not_active Abandoned
- 2013-05-28 EP EP13734513.8A patent/EP2861129A1/en not_active Withdrawn
- 2013-05-28 IN IN2604MUN2014 patent/IN2014MN02604A/en unknown
- 2013-05-28 WO PCT/IB2013/054396 patent/WO2013179217A1/en active Application Filing
- 2013-05-28 AU AU2013269162A patent/AU2013269162A1/en not_active Abandoned
-
2014
- 2014-12-23 ZA ZA2014/09493A patent/ZA201409493B/en unknown
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11484328B2 (en) | 2014-03-11 | 2022-11-01 | Neuravi Limited | Clot retrieval system for removing occlusive clot from a blood vessel |
| US11446045B2 (en) | 2014-06-13 | 2022-09-20 | Neuravi Limited | Devices and methods for removal of acute blockages from blood vessels |
| US11944333B2 (en) | 2014-06-30 | 2024-04-02 | Neuravi Limited | System for removing a clot from a blood vessel |
| CN109862835A (en) * | 2016-08-17 | 2019-06-07 | 尼尔拉维有限公司 | Grumeleuse for removing occlusion grumeleuse from blood vessel withdraws system |
| US11395667B2 (en) | 2016-08-17 | 2022-07-26 | Neuravi Limited | Clot retrieval system for removing occlusive clot from a blood vessel |
| CN108159550A (en) * | 2018-02-12 | 2018-06-15 | 倪关森 | Visualization cavity augmentation system with light source imaging |
| US11311304B2 (en) | 2019-03-04 | 2022-04-26 | Neuravi Limited | Actuated clot retrieval catheter |
| US11937789B2 (en) | 2019-07-22 | 2024-03-26 | Boston Scientific Scimed, Inc. | Device and method for hemorrhoid treatment via rectum expansion and specific spectral illumination |
| CN114173867A (en) * | 2019-07-22 | 2022-03-11 | 波士顿科学国际有限公司 | Device and method for treating hemorrhoids by rectal dilation and specific spectral illumination |
| US11529495B2 (en) | 2019-09-11 | 2022-12-20 | Neuravi Limited | Expandable mouth catheter |
| US11779364B2 (en) | 2019-11-27 | 2023-10-10 | Neuravi Limited | Actuated expandable mouth thrombectomy catheter |
| US11839725B2 (en) | 2019-11-27 | 2023-12-12 | Neuravi Limited | Clot retrieval device with outer sheath and inner catheter |
| US11633198B2 (en) | 2020-03-05 | 2023-04-25 | Neuravi Limited | Catheter proximal joint |
| US11944327B2 (en) | 2020-03-05 | 2024-04-02 | Neuravi Limited | Expandable mouth aspirating clot retrieval catheter |
| US11883043B2 (en) | 2020-03-31 | 2024-01-30 | DePuy Synthes Products, Inc. | Catheter funnel extension |
| US11759217B2 (en) | 2020-04-07 | 2023-09-19 | Neuravi Limited | Catheter tubular support |
| US11872354B2 (en) | 2021-02-24 | 2024-01-16 | Neuravi Limited | Flexible catheter shaft frame with seam |
| US11937839B2 (en) | 2021-09-28 | 2024-03-26 | Neuravi Limited | Catheter with electrically actuated expandable mouth |
Also Published As
| Publication number | Publication date |
|---|---|
| ZA201409493B (en) | 2015-12-23 |
| AU2013269162A1 (en) | 2015-01-22 |
| IN2014MN02604A (en) | 2015-09-11 |
| EP2861129A1 (en) | 2015-04-22 |
| CA2878001A1 (en) | 2013-12-05 |
| WO2013179217A1 (en) | 2013-12-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104507380A (en) | A balloon dilatation catheter for treatment of paranasal sinus diseases | |
| US11083878B2 (en) | Method and articles for treating the sinus system | |
| US10307519B2 (en) | Sinus dilation catheter | |
| EP2068998B1 (en) | Device for facilitating visualization in a surgical environment | |
| US20160310041A1 (en) | Guidewire with navigation sensor | |
| US10456519B2 (en) | Apparatus and method for irrigating sinus cavity | |
| US9757018B2 (en) | Medical guidewire with integral light transmission | |
| US10987497B2 (en) | Balloon catheter with tactile feedback features and reinforced lumen | |
| KR20190024820A (en) | Sinuplasty guide with plurality of configurations | |
| US20190184142A1 (en) | Guidewire assembly with offset core wires | |
| JPWO2012124560A1 (en) | Endoscope device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150408 |