CN204637259U - Comprise the conduit system of coaxial falloposcopy - Google Patents

Abstract

The utility model discloses a kind of containing coaxial falloposcopy conduit system, it is characterized in that, described conduit system comprises: guiding catheter; Spiral microtubular, described spiral microtubular can be inserted through described guiding catheter rotatably, and described spiral microtubular has insertion end and external part; And coaxial falloposcopy, described coaxial falloposcopy is inserted through whole spiral microtubular from the insertion end of spiral microtubular and can stretches out from the external part of described spiral microtubular, and wherein, described spiral microtubular outside has threaded portion outwardly.

Description

Comprise the conduit system of coaxial falloposcopy

Technical field

This utility model is broadly directed to medical instruments field, particularly, relates to a kind of conduit system comprising coaxial falloposcopy.

Background technology

Oviducal organic disease comprises four parts, interstitial portion, isthmus, ampulla, and the adhesion at the positions such as umbrella end or blocking, internal medicine treatment is invalid.At present, by conjunctive use coaxial falloposcopy, hysteroscope and peritoneoscope " three mirrors " and seal wire " ", carry out Minimally Interventional Therapy, solve uterus, ovary, the problems such as pelvic cavity and hydrosalpinx, adhesion and obstruction are the current techiques of current sterility treatment.

" three one, mirrors " technology is under palace, abdomen mirror monitor, coaxial falloposcopy is probeed in fallopian tube lumen, Accurate Diagnosis is carried out to represent microscopic pattern in the whole tube chamber of therapy of oviduct, stage casing or far-end, as tunica mucosa tubae uterinae pathological changes, unobstructed situation, the motionless syndrome of cilium, pick up ovum, transport ovum and germ cell function etc., not by fallopian tube mouth polyp, mouth of pipe spasm or therapy of oviduct mucus chips affect, avoid the false positive diagnoses phenomenon that conventional ventilation, logical liquid and simple medicine diagnosis and treatment cause.Because needs are under laparoscopic visualization, from other abdominal incision instrumentation fallopian tube, so that coaxial falloposcopy enters safely middle part to umbrella portion, must general anesthesia be used, carry out in operating room.At the several opening of abdominal incision, and to intraperitoneal injecting gas.Operating time grows to a few hours, and the hospital stays is 3 ~ 5 days, and whole cost is higher.Due to operating room, personnel, the restrictions such as apparatus, can accept the limited amount of diagnosis and treatment.

And interventional therapy under optical fiber coaxial falloposcopy, can at outpatient service office treatment, minor operation rooms etc. treat without under x-ray machine situation.Use thinner seal wire, quality soft, bending conduit freely, new operating technology, can make coaxial falloposcopy operate safer.Can be used as the initial examination means of Sterility patient.This method comparatively peritoneoscope etc. indirectly check more accurate.Diagnose under coaxial falloposcopy, dredging treatment, need not be in hospital, hurtless measure or Wicresoft, expend less, the time short (half an hour), success rate high (more than 95%), few intercurrent disease (less than 5%).Under external a large amount of clinical proof coaxial falloposcopy, Clinics has very large clinical value, but due to the production technology of fibre opic endoscope complicated, material expensive causes cost high, is the major reason be not widely adopted.

Particularly, general coaxial falloposcopy is that one can directly enter oviducal endoscope, and be generally soft optical fiber endoscope, external diameter is many at below 1.0mm.By the image of camera lens by diseased region, video directly presents, and records.Carry out directly observing the unique method evaluated to endosalpinx pathological changes and lesion degree.

General hysteroscope is for a kind of fiber light source endoscope checked in cavity of uterus and treat, and comprises hysteroscope, light-source system and imaging system; It utilizes the front portion of mirror body to enter uterine cavity, and amplify observed position, with visual image, video mode checks Intrauterine pathologies.Hysteroscope can determine position that focus exists, size, outward appearance and scope, and draws materials under direct-view or locate the treatments such as dilatation and curettage of uterine.

But general coaxial falloposcopy, due to the visual field and focal length restriction, can not be used for observing endometrium and cavity of uterus.In addition, general hysteroscope, due to hardness and external diameter restriction, directly can not enter fallopian tube, particularly isthmus and umbrella portion.

And this utility model innovation make coaxial falloposcopy under diagnosis and therapy system cost low, solve the coaxial falloposcopy visual field and focal length restriction and the problem of the fallopian tube particularly narrow positions such as isthmus and umbrella portion can not be entered.

Utility model content

For overcoming above-mentioned defect, solve the coaxial falloposcopy visual field and focal length restriction and be difficult to directly enter the problems such as narrow positions, the utility model discloses a kind of conduit system, described conduit system comprises: guiding catheter; Spiral microtubular, described spiral microtubular can be inserted through described guiding catheter rotatably, and described spiral microtubular has insertion end and external part; With foregoing coaxial falloposcopy, described coaxial falloposcopy is inserted through whole spiral microtubular from the insertion end of spiral microtubular and can stretches out from the external part of described spiral microtubular, and wherein, described spiral microtubular outside has threaded portion outwardly.

Preferably, described threaded portion is positioned at described spiral microtubular external part, and the length of described threaded portion is 50mm.

In addition, described conduit system also comprises the thin seal wire of superslide, and the thin seal wire of described superslide and described coaxial falloposcopy are inserted through described spiral microtubular abreast, and can stretch out from the external part of described spiral microtubular.

Preferably, the end of stretching out the thin seal wire of described superslide of described external part is stretched farther than the camera lens end of the described coaxial falloposcopy stretching out spiral microtubular external part and distance camera lens end 5.0mm-10.0mm.

Preferably, the diameter of the thin seal wire of described superslide is 0.014inch or 0.018inch, and the length of the thin seal wire of described superslide is 1200mm.

Preferably, described spiral microtubular bottom has the scale of 5mm unit, thus can control according to scale the distance that spiral microtubular advances when spiral microtubular rotates.

In addition, described conduit system also comprises foley's tube, and described foley's tube is inserted through described guiding catheter, and can in described foley's tube filling arbon dioxide or normal saline.

Preferably, the internal diameter of described foley's tube is 0.035inch to 0.038inch, and sacculus is maximum in 6 atmospheric pressure can be expanded to 5.0mm.

Preferably, described coaxial falloposcopy comprises: camera lens part; Imaging fibre; Described imaging fibre is bonded in below described camera lens part; Lighting fiber; Described lighting fiber is arranged in around described camera lens part and described imaging fibre; With coaxial falloposcopy main body, described camera lens part, imaging fibre and lighting fiber are contained in wherein by described coaxial falloposcopy main body, for the protection of described camera lens part, imaging fibre and lighting fiber.

Preferably, the quantity of described lighting fiber is 60-100 root, is distributed in around described camera lens, and the diameter of described lighting fiber is 20-30 micron.

Preferably, the diameter of described imaging fibre is 0.25mm-0.35mm, and the composition surface bonding with described camera lens part of described imaging fibre is the plane of level or with respect to the horizontal plane has the inclined-plane of constant slope; Preferably, described gradient is 15-30 °.

Preferably, described camera lens part has cylinder form, and the height of described camera lens part is 0.5mm, and the diameter of described camera lens is 0.25mm-0.35mm, and consistent with the diameter of described imaging fibre; Preferably, described camera lens part is made up of quartz.

Preferably, described coaxial falloposcopy main body comprises lens protection part and fiber optic protection part, described lens protection part and described fiber optic protection part mutually through and there is different external diameters, described lens protection part is for holding camera lens, the imaging fibre of part and the lighting fiber of part, and the external diameter of described lens protection part is 0.6mm to 1.0mm; And described fiber optic protection part is for holding remaining lighting fiber and imaging fibre, the external diameter of described fiber optic protection part is 0.5mm to 0.8mm.

Advantage of the present utility model: the one-piece type fibre opic endoscope of metroscope coaxial falloposcopy (having seal wire lumen type, without seal wire lumen type) can be used; Metroscope coaxial falloposcopy one-piece type optical fiber endoscopic observation endometrium can be used and confirm fallopian tube opening, importing microtubular etc. and same endoscope can be used to look at lower use screw type straight from walking microtubular, promote seal wire and move towards to insert seal wire along fallopian tube; Can use same endoscope in fallopian tube, move to umbrella portion, observe, location blocking sexually transmitted disease (STD) becomes, location expansion of balloon catheter; Expand occluded lesions under can using same endoscopic observation, and evaluate dilatation tubal effect simultaneously; Can to use under this endoscopic observation with the seal wire of more than two at microtubular intracavity, in order to break-through adhesion or occluded lesions; Carry out with this coaxial falloposcopy can be used, through cervix uteri gamete intrafallopian, specifying the placement location of gamete, thus, fully solve the coaxial falloposcopy visual field and focal length restriction and the problem in fallopian tube particularly isthmus and umbrella portion can not be entered, and cost is reasonable, convenient operation.

Accompanying drawing explanation

When considering together with the following drawings, these and other feature and advantage of embodiment of the present utility model will become clearer by referring to following detailed description.In the accompanying drawings, in whole accompanying drawing, use similar Reference numeral, so that similar characteristic sum parts to be described.

Fig. 1 is the overall schematic of the conduit system according to this utility model embodiment;

Fig. 2 is the enlarged diagram of the spiral microtubular part in the conduit system of Fig. 1;

Fig. 3 is the schematic perspective view of coaxial falloposcopy head;

Fig. 4 A is the perspective view of the coaxial falloposcopy head with gradient; With

Fig. 4 B is the perspective view of the coaxial falloposcopy head without gradient.

Description of reference numerals:

10-conduit system; 100-guiding catheter; 101-insertion end; 102-external part; 103-threeway portion; 200-spiral microtubular; 201-microtubular insertion end; 202-microtubular external part; 203-threaded portion; 204-microtubular threeway portion; 205-screw thread scale portion; 300-coaxial falloposcopy; 301-camera lens part; 302-imaging fibre; 303-lighting fiber; 304-coaxial falloposcopy main body; 305-body top; 306-lower body part; 307-composition surface; 308,309-external connector; The thin seal wire of 400-superslide.

Detailed description of the invention

Concrete reference accompanying drawing illustrates embodiment of the present utility model below.

Fig. 1 shows the overall schematic of the conduit system according to this utility model embodiment.As shown in Figure 1, conduit system 10 forms primarily of guiding catheter 100, spiral microtubular 200 and coaxial falloposcopy 300.Guiding catheter 100 has insertion end 101, external part 102 and threeway portion 103, and spiral microtubular 200 is inserted through guiding catheter 100 from insertion end 101 and stretches out from external part 102.Spiral microtubular 200 has microtubular insertion end 201, microtubular external part 202, threaded portion 203, microtubular threeway portion 204 and screw thread scale portion 205.

Particularly, in the present embodiment, as illustrated in fig. 1 and 2, spiral microtubular 200 belongs to screw type from walking type microtubular, and its external diameter is less than 1.5mm, and internal diameter is less than 1.2mm, and the effective length of microtubular is 600mm.Near the close microtubular insertion end 201 of microtubular 200 outside, there is screw thread scale portion 205, the labelling of 5mm unit is carved with in this screw thread scale portion 205, the total length in scale portion 205 is 100mm, thus microtubular 200 is advanced voluntarily by rotating microtubular 200 and controls microtubular 200 from the distance walked based on scale portion 205.

Threaded portion 203 outwardly can be arranged in screw thread microtubular outside and be positioned at screw thread microtubular external part 202, and the overall length of threaded portion is 50mm.

Equipment or the liquid such as threeway portion 103 and the microtubular threeway portion 203 of guiding catheter 100 are all arranged near conduit insertion end, the such as seal wire needed during for inputting some other operations.The length of guiding catheter 100 is 400mm, and external diameter is 5.0F-6.0F, and internal diameter is 1.6mm-1.8mm.In addition, the insertion end of guiding catheter 100 can keep spiral microtubular not affect certainly walking of spiral microtubular on the top, scale portion 205 of spiral microtubular 200 by screw-button simultaneously.Here, screw thread rotation one circle is equivalent to advance 3 millimeters.

The threaded portion 203 outwardly of spiral microtubular is disposed in the external part 202 of microtubular, rib-loop is made up of the rotating wire of raised structures, rib-loop spacing is 3mm, thus when turning clockwise spiral microtubular, it is made to lean on the spiral thrust of self slowly to advance voluntarily, the advance 3mm and spiral microtubular rotates a circle.

In addition, interface is rinsed in the threeway portion 204 of spiral microtubular 200, for filling flushing liquor etc. from outside.

Below, the camera lens part of coaxial falloposcopy 300 is further illustrated with reference to Fig. 3.Coaxial falloposcopy 300 can insert from the insertion end 201 of microtubular 200 and can stretch out from external part 202 by through whole microtubular 200.Coaxial falloposcopy 300 is made up of camera lens part 301, imaging fibre 302, lighting fiber 303 and coaxial falloposcopy main body 304.

Particularly, with reference to Fig. 3-4B, camera lens part 301 to be diameters be 0.25mm-0.35mm, highly be the cylindrical lens of medical use of 0.5mm, lens bodies can be made up of quartz.Imaging fibre 302 can be a diameter is the fibre bundle of 0.25mm-0.35mm.Camera lens part 301 directly and imaging fibre 302 utilize the binding agent of such as optical cement to be bonded together, therefore the diameter of imaging fibre 302 and the diameter of camera lens part 301 are corresponding.Composition surface 307 between imaging fibre 302 and camera lens part 301 can be the plane of level also can be the inclined-plane relative to level (cross section relative to imaging fibre 302) with constant slope.

Here, when composition surface 307 is plane, camera lens part 301 has direct-view function, and visual angle is 0 °, and the visual field is 70 °.When composition surface 307 is inclined-plane, the gradient on inclined-plane is in the scope of 15 °-30 °, after such camera lens part 301 is bonded in inclined-plane, 15 °-30 ° are become relative to the axis of imaging fibre 302, namely camera lens part 301 has the visual angle within 45 °, preferably, there is the angle of strabismus of 15 °-30 °, and the visual field is 70 °.Like this, dissimilar coaxial falloposcopy goes for different situations, thus make the visual field of whole coaxial falloposcopy and focal length unrestricted, endometrium and cavity of uterus can be observed expediently.

In addition, lighting fiber 303 can be 60-100 root diameter is the optical fiber of 20um-30um, and lighting fiber 303 is distributed in around camera lens part 301 and imaging fibre 302, for being to provide illumination in imaging.Camera lens part 301, imaging fibre 302 and lighting fiber 303 are integrally accommodated in coaxial falloposcopy main body 304, thus can not suffer damage when operating.Coaxial falloposcopy main body 304 is made up of body top (lens protection part) 305 and lower body part (fiber optic protection part) 306, the diameter of body top 305 is 0.6mm to 1.0mmmm, can be the non-damage protection head containing whole camera lens part 301 and part imaging fibre 302 and lighting fiber 303, for the protection of camera lens part 301, part imaging fibre 302 and lighting fiber 303; The diameter of lower body part 306 is 0.5mm-0.8mm, and for holding and protecting remaining imaging fibre 302 and lighting fiber 303, like this, whole coaxial falloposcopy can not by body fluid or other liquid or contaminating impurity when operating.

The overall dimensions of coaxial falloposcopy determines coaxial falloposcopy and directly can enter fallopian tube, particularly the such as narrow positions such as isthmus and umbrella portion, thus observe more accurately, locate blocking sexually transmitted disease (STD) become.Further, coaxial falloposcopy can enter separately uterus and observes.

In addition, as shown in Figure 1, coaxial falloposcopy afterbody can also be provided with external connector 308,309, for being connected with external imaging device etc., thus by the Image Real-time Transmission that gets off via lens shooting on external imaging device.

In addition, the thin seal wire 400 of superslide that at least one diameter is 0.014 inch or 0.018 inch, length is 1200mm can also be inserted in spiral microtubular 200, the thin seal wire of this superslide can exceed and the end 5mm to 10mm of distance coaxial falloposcopy head, for the break-through adhesion when blur-free imaging or occluded lesions.

In addition, the Special ball ductus bursae (not shown) that internal diameter is 0.035 inch to 0.038 inch can also be inserted in guiding catheter 100, foley's tube can be arranged side by side with the thin seal wire of superslide, thus when running into narrow or block part, place kick ductus bursae with filling out or normal saline fills sacculus by carbon dioxide, sacculus is maximum in 6 atmospheric pressure can be extended to 5.0mm, is convenient to coaxial falloposcopy thus and observes expansion occluded lesions, evaluate dilatation tubal effect simultaneously.

Here, fill sacculus with carbon dioxide and there is following advantage: carbon dioxide fills sacculus, and (prior art liquid filling 1 milliliter squeezes into 3 atmospheric pressure, so atmospheric pressure is by linear effect): 1, on external pressure not by the impact of loading, strict pressure transducer is not needed to control, just between 0.5 milliliter to 1.0 milliliters, pressure does not change, be fixed between 2-3 atmospheric pressure, lower than 3 atmospheric pressure, advantage is that sacculus external diameter is constant, expansion can not be produced to fallopian tube, make dilatation tubal safer, (hardness own is constant, structure simplifies, controllable precise simple to operate, cheap) 2, when unexpected sacculus breaks, carbon dioxide can by body fluid or blood absorption, the fatal condition such as pneumoperitoneum pneumothorax or Blood occlusion can not be produced.

Below, the method for this conduit system of combination is described with reference to Fig. 1-4B.First, spiral microtubular 200 is inserted through guiding catheter 100, and stretches out from the external part 102 of guiding catheter 100; Then spiral microtubular is made can to remain on movably in guiding catheter 100, afterwards, coaxial falloposcopy 300 is inserted through spiral microtubular 200, and coaxial falloposcopy is remained in described spiral microtubular, within coaxial falloposcopy camera lens being remained on the outside 5mm in described spiral microtubular end; Enter the thin seal wire 400 of superslide in spiral microtubular interpolation, make the thin seal wire of superslide exceed the end of coaxial falloposcopy camera lens part 301 and the end 5.0mm-10.0mm of distance coaxial falloposcopy camera lens part 301; Then, turn clockwise spiral microtubular 200, makes it lean on the spiral thrust of self slowly to advance voluntarily; Then, advance the thin seal wire 400 of superslide by spiral microtubular 200, and follow superslide thin seal wire propelling coaxial falloposcopy camera lens; Finally, keep the thin seal wire 400 of superslide, and spiral microtubular 200 is retreated.

In addition, Special ball ductus bursae 500 can also be inserted in conduit system, particularly, first insert Special ball ductus bursae guidewire lumen via guiding catheter at the thin seal wire afterbody of superslide; Then, Special ball ductus bursae 500 is inserted along the thin seal wire of superslide; Foley's tube is made to proceed to appropriate location; And make balloon expandable for sacculus filling arbon dioxide.

In concrete actual use, via guiding catheter by above-mentioned spiral microtubular-coaxial falloposcopy association intron uterine cavity, can observe with coaxial falloposcopy, find fallopian tube entrance; Under the image-guidance of coaxial falloposcopy, first thin for superslide seal wire is inserted fallopian tube entrance; And then spiral microtubular-coaxial falloposcopy association is inserted fallopian tube entrance.In addition, thin for superslide seal wire can also be remained on oviducal far-end, such as ampulla or umbrella portion, then make spiral microtubular 200 retreat.After proceeding at foley's tube the occluded lesions or adhesion lesion needing dilation therapy, for sacculus filling arbon dioxide gas or saline fluid make balloon expandable, the effect of expansion then can be assessed by the coaxial falloposcopy entered along superslide seal wire.

Concrete explain of the present utility model with reference to its exemplary embodiment while, the exemplary embodiment illustrated herein does not mean exhaustive or is constrained to disclosed precise forms to protection domain of the present utility model.The technical staff belonging to this utility model field will recognize: as in following claim set forth, the change in the structure of explanation and the method for assembling and operation and changing when can not deviate from principle of the present utility model, spirit and protection domain in meaning is implemented.Although the relative terms of such as " outward ", " interior ", " top ", " bottom ", " below ", " top ", " vertically ", " level " and term similar has been used to illustrate that an elements relative is in the spatial relationship of another element herein, but be appreciated that these terms mean to comprise the different azimuth of different elements of the present utility model except the orientation described in accompanying drawing and parts.

Claims (15)

1. comprise a conduit system for coaxial falloposcopy, it is characterized in that, described conduit system comprises:

Guiding catheter;

Spiral microtubular, described spiral microtubular can be inserted through described guiding catheter rotatably, and described spiral microtubular has insertion end and external part; With

Coaxial falloposcopy, described coaxial falloposcopy is inserted through whole spiral microtubular from the insertion end of spiral microtubular and can stretches out from the external part of described spiral microtubular,

Wherein, described spiral microtubular outside has threaded portion outwardly.

2. the conduit system comprising coaxial falloposcopy according to claim 1, is characterized in that, described threaded portion is positioned at described spiral microtubular external part, and the length of described threaded portion is 50mm.

3. comprise the conduit system of coaxial falloposcopy according to claim 1, it is characterized in that, also comprise the thin seal wire of superslide, the thin seal wire of described superslide and described coaxial falloposcopy are inserted through described spiral microtubular abreast, and can stretch out from the external part of described spiral microtubular.

4. the conduit system comprising coaxial falloposcopy according to claim 3, it is characterized in that, the end of stretching out the thin seal wire of described superslide of described external part is stretched farther than the camera lens end of the described coaxial falloposcopy stretching out spiral microtubular external part and distance camera lens end 5.0mm-10.0mm.

5. the conduit system comprising coaxial falloposcopy according to claim 3, is characterized in that, the diameter of the thin seal wire of described superslide is 0.014inch or 0.018inch, and the length of the thin seal wire of described superslide is 1200mm.

6. the conduit system comprising coaxial falloposcopy according to claim 1, is characterized in that, described spiral microtubular bottom has the scale of 5mm unit.

7. the conduit system comprising coaxial falloposcopy according to claim 1, is characterized in that, also comprise foley's tube, and described foley's tube is inserted through described guiding catheter, and can in described foley's tube filling arbon dioxide or normal saline.

8. the conduit system comprising coaxial falloposcopy according to claim 7, is characterized in that, the internal diameter of described foley's tube is 0.035inch to 0.038inch, and sacculus is maximum in 6 atmospheric pressure can be expanded to 5.0mm.

9. the conduit system comprising coaxial falloposcopy according to claim 1, is characterized in that, described coaxial falloposcopy comprises:

Camera lens part;

Imaging fibre, described imaging fibre is bonded in below described camera lens part;

Lighting fiber, described lighting fiber is arranged in around described camera lens part and described imaging fibre; With

Coaxial falloposcopy main body, described camera lens part, imaging fibre and lighting fiber are contained in wherein by described coaxial falloposcopy main body, for the protection of described camera lens part, imaging fibre and lighting fiber.

10. the conduit system comprising coaxial falloposcopy according to claim 1, is characterized in that, the quantity of described lighting fiber is 60-100 root, is distributed in around described camera lens, and the diameter of described lighting fiber is 20-30 micron.

11. conduit systems comprising coaxial falloposcopy according to claim 1, it is characterized in that, the diameter of described imaging fibre is 0.25mm-0.35mm, and the composition surface bonding with described camera lens part of described imaging fibre is the plane of level or with respect to the horizontal plane has the inclined-plane of constant slope.

12. conduit systems comprising coaxial falloposcopy according to claim 11, is characterized in that, described gradient is 15-30 °.

13. conduit systems comprising coaxial falloposcopy according to claim 1, it is characterized in that, described camera lens part has cylinder form, and the height of described camera lens part is 0.5mm, the diameter of described camera lens is 0.25mm-0.35mm, and consistent with the diameter of described imaging fibre.

14. conduit systems comprising coaxial falloposcopy according to claim 13, it is characterized in that, described camera lens part is made up of quartz.

15. conduit systems comprising coaxial falloposcopy according to claim 1, it is characterized in that, described coaxial falloposcopy main body comprises lens protection part and fiber optic protection part, described lens protection part and described fiber optic protection part mutually through and there is different external diameters, described lens protection accommodating part has the imaging fibre of camera lens, part and the lighting fiber of part, and the external diameter of described lens protection part is 0.6mm to 1.0mm; And described fiber optic protection part is for holding remaining lighting fiber and imaging fibre, the external diameter of described fiber optic protection part is 0.5mm to 0.8mm.