Summary of the invention
The object that the present invention realizes proposes a kind of new endoscope, to reduce endoscope's cost, is beneficial to operation and carries out.
For achieving the above object, the invention provides a kind of endoscope, comprising:
At least there is instrument channel pipe, intake tunnel pipe and be suitable for holding the body of illumination channel pipe of lighting fiber; Wherein, described lighting fiber and described body are detachable connection.
Alternatively, described lighting fiber is coated with protective sleeve.
Alternatively; described protective sleeve comprises Part I and Part II; described Part I is suitable for being contained in described illumination channel pipe, and described Part II is suitable for being placed in outside described illumination channel pipe, and described Part II is provided with and is suitable for being fixed on the fixture in described endoscope.
Alternatively, described endoscope has nut, described fixture is bolt.
Alternatively, described endoscope has the bolt of smooth outer surface, described fixture is socket.
Alternatively, described instrument channel pipe is suitable for receiving optical fiber, and described optical fiber and described body are detachable connection.
Alternatively, described body also comprises backwater channel pipe.
Alternatively, described backwater channel pipe comprises and is suitable for being placed in the inner in human body and the outer end being suitable for being placed in outside human body, and described outer end is connected with liquid metering device.
Alternatively, the outer end of described backwater channel pipe is also connected with water plug.
Alternatively, described endoscope is soft endoscope or soft or hard adjustable endoscope.
Alternatively, described endoscope is ureteroscope, renal pelvis mirror, cystoscope, gastroscope, intestinal mirror, bronchoscope, choledochoscope or hysteroscope.
Compared with prior art, the present invention has the following advantages: 1) by lighting fiber is set to detachable connection with the body of endoscope, after other lower-cost parts damages of endoscope, optical fiber can be taken out coordinates new other parts of endoscope to use, and then reduce operation cost, be beneficial to operation and carry out in a large number.
2) in possibility, because its main component of optical fiber is silicon dioxide, quality is more crisp, for preventing damaging in unloading process, at this lighting fiber outer cladding protective sleeve.
3) in possibility; described protective sleeve comprises Part I and Part II; described Part I is suitable for being contained in described illumination channel pipe; described Part II is suitable for being placed in outside described illumination channel pipe; described Part II is provided with and is suitable for being fixed on the fixture in described endoscope; by being fixed in endoscope by lighting fiber, in case lighting fiber is shifted in operation process, again target location need be found.
4) in possibility, the lighting fiber mode be fixed in endoscope has multiple, below enumerates two kinds: a) described endoscope has nut, described fixture is bolt, is connected by bolt and nut; B) described endoscope has the bolt of smooth outer surface, described fixture is socket, is connected by plug-in.
5) in possibility, described operating theater instruments is laser, and described instrument channel pipe is suitable for holding the optical fiber as Laser Transmission passage, and this optical fiber is also connected for detachable with the body of described endoscope, so, also can reduce the cost of endoscope.
6) in possibility, described body also comprises backwater channel pipe, and by the setting of backwater channel pipe, be beneficial to operation water inlet and discharge from human body, this channel is beneficial to and this draining is collected simultaneously, can not pollute, be beneficial to operation to operating side.
7) in possibility, this backwater channel pipe comprises and is positioned at the inner of being suitable for being placed in human body and the outer end being suitable for being placed in outside human body, described outer end is connected with liquid metering device, make not only to be collected from the water of human body draining, and can measure, substantially realize inflow and keep equal with backwater amount (displacement), thus, reduce operation risk.
8) in possibility, 7) on possibility basis, the outer end of this backwater channel pipe is also connected with water plug, when making impeded drainage, by the use of extraneous apparatus, draining is carried out smoothly, can not accumulate at human body.
9) in possibility, this endoscope may be used for existing soft endoscope and soft or hard adjustable endoscope, compatible strong with existing endoscope.
10), in possibility, endoscope of the present invention may be used for the operation of multiple section office, such as, can be ureteroscope, renal pelvis mirror, cystoscope, gastroscope, intestinal mirror, bronchoscope, choledochoscope or hysteroscope etc.
Detailed description of the invention
The present invention is by being set to detachable connection by lighting fiber with the body of endoscope, to make after other lower-cost parts damages of endoscope, optical fiber can be taken out coordinates new other parts of endoscope to use, and then reduces operation cost, is beneficial to operation and carries out in a large number.
For enabling above-mentioned purpose of the present invention, feature and advantage become apparent more, are described in detail the specific embodiment of the present invention below in conjunction with accompanying drawing.Principle of the present invention is described, so do not draw to scale owing to focusing on.
Detachable endoscope of the present invention can be soft endoscope and soft or hard adjustable endoscope.Below respectively for these two kinds, endoscope of the present invention is introduced in detail.
Embodiment one
Figure 1 shows that the structural representation of the soft endoscope 1 that the specific embodiment of the invention one provides, Figure 2 shows that the sectional view along A-A straight line in Fig. 1.This soft endoscope 1 can be ureteroscope, renal pelvis mirror, cystoscope, gastroscope, intestinal mirror, bronchoscope, choledochoscope or hysteroscope etc.
Composition graphs 1 is with shown in Fig. 2, and this soft endoscope 1 comprises: the body 10 with instrument channel pipe 11, illumination channel pipe 12, intake tunnel pipe 13 and drawing silk passage 14.
This instrument channel pipe 11 enters for various operating theater instruments, such as scalpel, pincers etc., can be also optical-fibre channel, carry out operation technique by laser.Illumination channel pipe 12 is suitable for holding lighting fiber, and lighting source adopts existing light source, such as hernia lamp.This lighting fiber (not shown) has signal transfer functions concurrently simultaneously, and its termination has camera lens (not shown), and this camera lens is the camera lens of endoscope 1.For preventing in some operation, such as, in stone operation, residue splashes, and can also arrange clear hard over cap outside this camera lens.Intake tunnel pipe 13 is for example and without limitation to and rinses area of visual field water admission passage.
Below the structure of lighting fiber 15 and the specific implementation structure of the mode that removably connects first is introduced.
In the present embodiment, composition graphs 1 is with shown in Fig. 3, and lighting fiber 15 is connected for detachable with the body 10 of soft endoscope 1.In other words, after other lower-cost parts damages of endoscope, optical fiber can be taken out and coordinate new other parts of endoscope to use.In addition, because its main component of optical fiber is silicon dioxide, quality is more crisp, for preventing damaging in unloading process, at this lighting fiber 15 outer cladding protective sleeve 16.Particularly; this protective sleeve 16 comprises Part I 162 and Part II 163; this Part I 162 is suitable for being contained in described illumination channel pipe 12; described Part II 163 is suitable for being placed in outside described illumination channel pipe 12, and described Part II 163 is provided with and is suitable for being fixed on described endoscope upper 1, particularly; the fixture at the mouth of pipe place of illumination channel pipe 12; by being fixed in endoscope 1 by lighting fiber 15, in case lighting fiber 15 is shifted in operation process, again target location need be found.
In specific implementation process, lighting fiber 15 mode be fixed in endoscope 1 has multiple, below enumerates two kinds: a) mouth of pipe place of described illumination channel pipe 12 has nut, and described fixture is bolt, is connected by bolt and nut; B) as shown in Figure 1, the mouth of pipe place of described illumination channel pipe 12 has the bolt 121 of smooth outer surface, and with reference to shown in Fig. 3, described fixture is socket 161, is connected by plug-in.
Drawing silk passage 14 is for arranging drawing silk, after soft endoscope 1 enters human body, outwards exit the sheath pipe of certain length, endoscope 1 camera lens is exposed, now, this drawing silk of tractive, can adjust the angle between camera lens and soft endoscope 1 body, help to find lesions position, meet larger visual field operation demand.
In addition, the optical fiber held in this instrument channel pipe 11 also can be dismountable optical fiber, its optical fiber structure and with the fixed form of endoscope 1 roughly with the structure of lighting fiber 15 and connected mode identical.
Embodiment two
Be different from the soft endoscope 1 in embodiment one, the endoscope 2 that the present embodiment two provides a kind of soft or hard adjustable, as shown in Figure 4.Figure 5 shows that the sectional view along B-B straight line in Fig. 4.
Composition graphs 4 is with shown in Fig. 5, and the endoscope 2 that this soft or hard is adjustable comprises: the body 20 with instrument channel pipe 11, illumination channel pipe 12, intake tunnel pipe 13, drawing silk passage 14 and backwater channel pipe 17.
Backwater channel pipe 17 is discharged for waste water, and it comprises two ends, and wherein the camera lens of the endoscope 2 that one end is adjustable with soft or hard is concordant or be slightly shorter than camera lens (namely ensureing not affect the camera lens visual field), this end is used for entering human body, also claim the inner, the other end relative with this inner is outer end, for being placed in outside human body.
Body 20 has the inner being suitable for being placed in human body, with the outer end be suitable for outside human body.Except body 20, as shown in Figure 6, this soft or hard adjustable endoscope 2 also comprises: be suitable for the drawing silk 18 being placed in described drawing silk passage 14, one end of this drawing silk 18 and the inner of body 20 are fixed, namely relative with the position of camera lens fixing, thus this end also claims stiff end, and the other end relative with this end is free end; Particularly, this drawing silk 18 multiple mobiles 183 of comprising at least two one metal wires 181,182 and being nested on tinsel 182.
Below then introduce this endoscope 2 and realize the adjustable principle of soft or hard:
As shown in Figure 6, under normal condition, the dispersion of multiple mobiles 183 is nested on tinsel 182.In other words, multiple mobile 183, such as, be spheroid, be not fixedly connected with tinsel 182, the spacing can slided between change adjacent activities body 183 along tinsel 182.
In an embodiment, the tube wall close contact of multiple mobile 183 and drawing silk passage 14, not with tinsel 182 tension, loosen and change the position of its relative drawing silk passage 14.The tube wall of this drawing silk passage 14 has elasticity, can fold under tinsel 182 is pulled situation, can unfold under loosening situation.
When endoscope 2 need enter human body, this drawing silk 18 need make endoscope 2 become rigid endoscope.Particularly, as shown in Figure 7, after tinsel 182 is pulled from free end, due to the existence of stiff end, the plurality of mobile 183 is pressed together, body 20, at least its head (for entering human body parts) is hardening, makes this endoscope 2 be become rigid endoscope.
After entering human body, as shown in Figure 8, loosen this tinsel 182, be not close contact between piecemeal activity body 183, drawing silk 18 makes endoscope 2 become soft endoscope.Because camera lens is relative fixing with body 20 inner end positions, and the stiff end of the inner of body 20 and drawing silk 18 is fixed, and now, during from free end tractive tinsel 181, camera lens can rotate within the scope of certain angle.
Be understandable that, for the soft or hard realizing endoscope is adjustable, being nested in multiple spheroids 183 on tinsel 182 except spherical, can also be other shape any, such as square, not even regular shape.
Can find out, the endoscope that above-mentioned soft or hard is adjustable, relative to the soft endoscope 1 of embodiment one, can avoid the setting of sheath pipe, in other words, can increase the diameter of apparatus channel 11, meets the operation demand of different department.In an embodiment, the diameter range of this instrument channel pipe 11 is 1-2mm.
Above-mentioned tractive and process of loosening can by arranging roller (not shown) realization at the free end of drawing silk 18, preferably, this part drawing silk near free end or roller arrange scale, show that the number of tractive amount and camera lens adjust the size of angle by test of many times, the use of this endoscope 2 more convenient.
Finally introduce structure and the effect of backwater channel pipe 17.
Can find out, relative to the scheme using the gap between sheath pipe and soft endoscope 1 as backwater channel, the backwater channel pipe 17 in the present embodiment makes the outer end at backwater channel, can collect, avoid polluting operating side to operation waste water.
In addition, the outer end of this backwater channel pipe 17 can also arrange the gathering-device (not shown) of band metering, make not only to be collected from the water of human body draining, and can measure, substantially inflow is realized equal with returning water quantity holding, avoid excess moisture in human organ to cause pressure reduction excessive, thus reduce operation risk.
Further, the outer end of this backwater channel pipe 17 can also be connected with water plug (not shown), when making impeded drainage, by the use of extraneous apparatus (such as water plug), draining is carried out smoothly, can not accumulate at human body.
In specific implementation process, the diameter range of backwater channel pipe 17 is 0.1 ~ 2mm.
Except above-mentioned difference, the endoscope 2 that the present embodiment two soft or hard is adjustable is identical with the soft endoscope 1 of embodiment one.
In the present invention, each embodiment adopts laddering literary style, and emphasis describes the difference with previous embodiment, and the identical structure in each embodiment is with reference to the same section of previous embodiment.
The above is only preferred embodiment of the present invention, not does any pro forma restriction to the present invention.Any those of ordinary skill in the art, are not departing under technical solution of the present invention ambit, the technology contents of above-mentioned announcement all can be utilized to make many possible variations and modification to technical solution of the present invention, or be revised as the Equivalent embodiments of equivalent variations.Therefore, every content not departing from technical solution of the present invention, according to technical spirit of the present invention to any simple modification made for any of the above embodiments, equivalent variations and modification, all still belongs in the scope of technical solution of the present invention protection.