CN108066001B

CN108066001B - Working mirror with induction probe

Info

Publication number: CN108066001B
Application number: CN201610992072.8A
Authority: CN
Inventors: 萧慕东
Original assignee: Individual
Current assignee: Xiao Mudong
Priority date: 2016-11-10
Filing date: 2016-11-10
Publication date: 2020-11-06
Anticipated expiration: 2036-11-10
Also published as: CN108066001A

Abstract

The invention provides a working mirror with an induction probe, which comprises a working sleeve and a communicating part arranged at one end of the working sleeve, wherein the communicating part is provided with an ocular interface, an optical fiber interface and a flushing and sucking water port which are communicated with the working sleeve, and the wall of the working sleeve is provided with a first channel for a surgical instrument to pass through and a second channel for a rod-shaped sensor to pass through; the first channel and the second channel axially penetrate through the working sleeve and are connected with the communicating part; the working sleeve is also provided with an adjusting part, and the adjusting part is used for driving the sensor to move along the second channel so that the probe of the sensor can extend out of or retract into the second channel and limit the sensor at the same time. The working mirror with the induction probe can ensure that the operation visual field under the microscope is large, is easy to operate together with an operation instrument, and has the induction detection function.

Description

Working mirror with induction probe

Technical Field

The invention relates to a working mirror, in particular to a working mirror with an induction probe.

Background

Endoscopes are now widely used in the diagnosis of diseases, such as ventriculoscopes, hypophysioscopes, neuroendoscopy, hysteroscopies, laparoscopes, lactoscopies, resectoscopes of the prostate, thoracoscopes, discoscopes, arthroscopes, and the like. However, the current endoscope can only be used for observation, can not be used for treatment at the same time, and has no channel for inserting surgical instruments in the endoscope body. In addition, the system does not have an induction detection function, and the identification of focus points and the operation accuracy of operating personnel cannot be guaranteed.

micro-electromechanical systems (MEMS) has gradually begun to be applied in the sensing function during surgery. Originally, this technology focused only on sensor systems that measure or detect human body specific parameters, such as blood pressure, blood flow rate, temperature, etc., were effectively refined and improved by incorporating MEMS technology. Some present surgical tools even have a plurality of looks integrated sensors for the testing result is more accurate, and the sensor that many operations were used combines together its probe and MEMS technique, forms MEMS probe, and its sensitivity, precision have all obtained showing and have improved not only. MEMS probes have not been applied to endoscopes in the prior art.

Disclosure of Invention

The invention aims to solve the problem of providing a working mirror with an induction probe, which has a large operation visual field under a microscope, is easy to operate together with a surgical instrument and has an induction detection function.

In order to solve the problems, the invention provides a working mirror with an induction probe, which comprises a working sleeve and a communicating part arranged at one end of the working sleeve, wherein the communicating part is provided with an ocular interface, an optical fiber interface and a flushing and sucking water port which are communicated with the working sleeve, and the wall of the working sleeve is provided with a first channel for a surgical instrument to pass through and a second channel for a rod-shaped sensor to pass through; the first channel and the second channel axially penetrate through the working sleeve and are connected with the communicating part; the working sleeve is also provided with an adjusting part, and the adjusting part is used for driving the sensor to move along the second channel so that the probe of the sensor can extend out of or retract into the second channel and limit the sensor at the same time.

Preferably, a limiting groove communicated with the second channel is formed in the pipe wall of the working sleeve, an external thread is arranged at the position, corresponding to the limiting groove, of the sensor, the adjusting portion is an adjusting nut which is located in the limiting groove and is in threaded connection with the sensor, and when the adjusting nut is rotated, the sensor moves along the second channel.

Preferably, the sensor is further provided with a limiting protrusion which is abutted against the adjusting nut to limit the moving range of the sensor.

Preferably, the sensor is a micro-electromechanical sensor, and the probe of the sensor is a micro-electromechanical probe or a raman probe.

Preferably, the included angle between the eyepiece interface and the working sleeve is 45 ° to 90 °.

Preferably, two third channels are further arranged on the wall of the working sleeve along the axial direction of the working sleeve; the number of the optical fiber interfaces is two, and the two optical fiber interfaces are respectively communicated with the two third channels; and a metal sleeve is arranged in each third channel, each metal sleeve penetrates through the communicating part and extends into the whole ocular interface, a light guide core is arranged in each metal sleeve, and an optical fiber positioned outside the metal sleeve is also arranged in each third channel.

Preferably, the shaft hole of the working sleeve forms a flushing and sucking channel, and the flushing and sucking channel is connected to the flushing and sucking water port through the communication part.

Preferably, the number of the first passages is two.

Preferably, the two first channels have different diameters.

The working mirror with the induction probe has the beneficial effects that:

1. the invention combines the working sleeve and the instrument channel of the surgical instrument together, thereby not only enlarging the surgical field under the microscope, but also providing sufficient working space for the surgical instrument and being convenient to operate;

2. the working mirror with the induction probe is provided with the sensor and the adjusting part on the working sleeve, so that the sensor can move along the second channel to enable the probe to extend out of the second channel and retract into the second channel, the use is flexible, the safety of the operation is obviously improved, the misoperation of medical staff is effectively avoided, and the observation accuracy and the high recognition degree of the medical staff on focus points are improved in an auxiliary manner.

3. The included angle between the working sleeve of the working mirror with the induction probe and the ocular lens interface is 90 degrees, so that a larger space is formed between the working sleeve and the ocular lens, and the ocular lens can avoid interference on an operator and visual field blockage when the instrument operation is carried out beside the ocular lens. The arrangement of the included angle of 45-90 degrees is also suitable for cooperating with a microscope. In addition, the holding of the ocular is also convenient.

4. The flushing and sucking channel and the working sleeve are manufactured into a whole, so that the structure is simplified, the use is more convenient, the mirror surface cleaning can be conveniently carried out at any time, and the continuity of the operation is ensured. Compared with the prior art that the mirror surface can be washed by additionally arranging the outer sheath, the use is more convenient.

Drawings

Fig. 1 is a schematic structural diagram of a working mirror with an inductive probe according to the present invention.

Fig. 2 is a partial structural schematic diagram of the working sleeve in the working mirror with the induction probe of the invention.

Fig. 3 is a sectional view taken along the line a-a in fig. 1.

Fig. 4 is a partial structural diagram of a sensor in a working mirror with an inductive probe according to the present invention.

Reference numerals:

1-working casing pipe; 2-ocular interface; 3-an optical fiber interface; 4-flushing a water suction port; 5-a communicating part; 6-a first channel; 7-a third channel; 8-metal sleeve; 9-an optical fiber; 10-a second channel; 11-a sensor; 12-an adjusting nut; 13-a light-guiding core; 14-a limiting groove; 15-limiting protrusion.

Detailed Description

The present invention is described in detail below with reference to the attached drawings.

As shown in fig. 1 and 2, the working mirror with an induction probe according to the present invention comprises a working cannula 1 and a communicating part 5 arranged at one end of the working cannula 1, wherein the communicating part 5 is provided with an ocular interface 2, an optical fiber interface 3 and a flushing and water sucking port 4 which are communicated with the working cannula 1, and the working cannula 1 is respectively communicated with the ocular interface 2 and the optical fiber interface 3 through the communicating part 5, such that the condition of the working cannula 1 for operation or treatment can be observed through an ocular. The tube wall of the working sleeve 1 is provided with a first channel 6 for surgical instruments to pass through and a second channel 10 for rod-shaped sensors 11 to penetrate through, the first channel 6 and the second channel 10 axially penetrate through the working sleeve 1 and are connected with the communicating part 5, so that the working sleeve and the first channel 6 containing the surgical instruments can be combined together, the visual field under a microscope is enlarged, sufficient working space is provided for the surgical instruments, and the operation is convenient. Set up sensor 11 in second passageway 10 and can improve the security of operation, for better regulation sensor 11, make its probe can stretch out outside second passageway 10 to more accurate sensing detection that carries on, still be equipped with the regulating part on the working sleeve 1, this regulating part is used for driving sensor 11 and removes along second passageway 10, thereby makes its probe can stretch out or retract in second passageway 10, and the distance accessible regulating part that also the probe stretches out outside second passageway 10 adjusts. Meanwhile, the adjusting part can limit the sensor 11 to be fixed at the adjusted position.

With reference to fig. 2, a limiting groove 14 communicated with the second channel 10 is formed on the wall of the working sleeve 1, and the sensor 11 is exposed at the limiting groove 14. Specifically, a section of external thread is arranged at the position, corresponding to the limit groove 14, of the sensor 11, and the adjusting part is an adjusting nut 12 which is sleeved on the external thread of the sensor 11 and is limited in the limit groove 14. When the adjusting nut 12 is driven to rotate in the limiting groove 14, the sensor 11 moves along the axial direction of the second channel 10 under the engagement action of the adjusting nut 12 and the external thread thereof, and can be limited at the corresponding position when the adjusting nut 12 stops rotating, and the slipping phenomenon cannot be generated. As shown in fig. 4, the sensor 11 is further provided with a limiting protrusion 15 for limiting the moving distance of the sensor 11, that is, when the sensor 11 moves to a position where the limiting protrusion 15 abuts against the adjusting nut 12, the adjusting nut 14 no longer drives the sensor 11 to move, and at this time, the sensor 11 is limited at the corresponding position. The setting position of the limiting bulge 15 and the length of the external thread are not unique, and are determined according to the length of the probe extending out of the second channel 10.

Preferably, the sensor 11 in this embodiment is a micro-electromechanical sensor, the probe of which is a MEMS probe or a raman probe. Of course, the sensor 11 is of many kinds and can be selected and replaced according to the object to be sensed, for example, a micro-electromechanical pressure sensor, a temperature sensor, an impedance sensor for measuring tissue impedance, a resonance sensor, an ultrasonic sensor in a tube, a glucose sensor, a PH sensor, a radio frequency identification electrolyte sensor, an ultrasonic sensor, a narrow band optical sensor, a ductility sensor, a micro-electromechanical system (MEMS) sensor, a DNA hybridization sensor for cancer detection, a biosensor based on optical sensing effect, an evanescent wave biosensor, an interference wave biosensor, a surface plasmon resonance sensor, a photonic crystal sensor, a biosensor based on electric/electrochemical technology, an amperometric biosensor, a potentiometric biosensor, a conductometric biosensor, an immunosensor, a mechanical detection biosensor, a sensor based on electrochemical technology, a sensor for measuring tissue impedance, a sensor for, Optical detection sensors, electrical detection sensors, and the like.

Further, as a preferable structure of the present embodiment, an angle between the working cannula 1 and the eyepiece port 2 is 90 degrees. Thereby make and form great space between work sleeve 1 and the eyepiece of connection on eyepiece interface 2 to when can avoiding carrying out the apparatus operation, eyepiece interface 2 causes the interference to the operation operator, blocks the field of vision. And is adapted to operate with a microscope. It is also convenient to hold the eyepiece.

As another preferred structure of the present invention, as shown in fig. 1 and fig. 3, two third channels 7 are further disposed on the tube wall of the working sleeve 1, the two third channels 7 are both disposed along the axial direction of the working sleeve 1, a metal sleeve 8 is disposed in each third channel 7, the two metal sleeves 8 both pass through the communicating portion 5 and extend into the entire eyepiece interface 2, a light guide core 13 is disposed in each metal sleeve 8, and an optical fiber 9 located outside the metal sleeve 8 is further disposed in each third channel 7 (for respectively placing the optical fibers 9, the number of the optical fiber interfaces is inevitably two, and the optical fiber interfaces are respectively and correspondingly communicated with the third channels 7). The optical fiber 9 in each third channel 7 can be one or more, and the optical fiber can be various, such as a laser optical fiber, a monochromatic optical fiber, a white light optical fiber, a cold light source optical fiber, and the like. In addition, the number of the optical fibers 9 in the two third channels 7 is large, and the optical fibers are arranged closely, so that the under-mirror illumination effect is better, and the under-mirror illumination device can be matched with a standard stereotaxic apparatus to perform an operation in a matching way. In addition, different types of optical fibers are arranged in the two third channels 7, the working mirror carrying the induction probe is connected with the 3D display end, and medical staff can see the 3D image of the internal tissue through the 3D display end, so that the observation is clearer. When the probe is a MEMS probe, a common optical fiber and a Diode Laser (Diode Laser) with a wavelength of 785nm may be respectively disposed in the two third channels 7. When the probe adopts a Raman probe, the optical fiber can be set to be a narrow-band light source (NBI) optical fiber or a Laser optical fiber (such as Raman Laser (including Excitation Laser) and a Collection optical fiber), so that medical personnel can combine the working mirror with the induction probe with a spectrometer to check the image of the focus point of the early cancer.

With continued reference to fig. 1 and 3, the formation of the first channel 6 provides a sufficiently large working channel for the surgical instrument to enter the body tissue, can accommodate the surgical instrument therethrough and provide a sufficiently large working space for placement of a soft endoscope (e.g., a Raman Detector may be used). In the present embodiment, as shown in fig. 3, the first channels 6 are two and have different radii, so as to accommodate the passage and operation of two surgical instruments with different diameters.

The shaft hole of the working sleeve 1 forms a flushing and sucking channel, the flushing and sucking channel is connected to a flushing and sucking water port 4 through a communicating part 5, and flushing can be carried out at any time in the operation process. The flushing water port 4 is provided with an independent flushing valve and a water suction valve, so that water flow can be independently sucked.

As still another preferable structure of the present invention, the light guide core 13 is made of sapphire crystal. The light guide core 13 made of the sapphire crystal material has the advantages of high hardness, good light transmittance, small friction, high temperature resistance, abrasion resistance and corrosion resistance. The light is transmitted from the objective lens via the light-conducting core 13 to the eyepiece connected to the eyepiece interface 2.

The working mirror with the induction probe has wide application, and can be applied to disease diagnosis of various organs of a body, such as ventriculo-ventricular system tumor, tumor light biopsy synchronous analysis, heart operation and the like. When the probe adopts a Raman probe, the Raman probe can transmit single-molecule optical Raman imaging formed by the irradiated object under the laser illumination to the system. The research result breaks through the bottleneck of diffraction limit in an optical imaging means, improves the spatial imaging resolution with chemical recognition capability to be below one nanometer, has extremely important scientific significance and practical value for understanding the microscopic world, particularly the microscopic catalytic reaction mechanism, the microscopic structure of a molecular nanometer device and high-resolution biomolecule imaging including DNA sequencing, and opens up a new way for researching single-molecule nonlinear optics and photochemical processes. Meanwhile, the method significantly contributes to various intraoperative big data collection and the like in minimally invasive surgery.

The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the scope of the present invention is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present invention, and such modifications and equivalents should also be considered as falling within the scope of the present invention.

Claims

1. The utility model provides a carry inductive probe's work mirror, include the work sleeve pipe with set up in the intercommunication portion of work sleeve pipe one end, set up on the intercommunication portion with eyepiece interface, optical fiber interface and the towards mouth of a river of inhaling of work sleeve pipe intercommunication, its characterized in that: a first channel for surgical instruments to pass through and a second channel for rod-shaped sensors to pass through are arranged on the wall of the working sleeve; the first channel and the second channel axially penetrate through the working sleeve and are connected with the communicating part; the working sleeve is also provided with an adjusting part, and the adjusting part is used for driving the sensor to move along the second channel so that a probe of the sensor can extend out of or retract into the second channel and limit the sensor at the same time;

a limiting groove communicated with the second channel is formed in the pipe wall of the working sleeve, external threads are arranged at the position, corresponding to the limiting groove, of the sensor, the adjusting part is an adjusting nut which is located in the limiting groove and is in threaded connection with the sensor, and when the adjusting nut is rotated, the sensor moves along the second channel;

wherein the sensor is a micro-electromechanical sensor.

2. The working mirror with the induction probe according to claim 1, wherein the sensor is further provided with a limiting protrusion which limits the moving range of the sensor by abutting against the adjusting nut.

3. Working mirror with an inductive probe according to claim 1, characterized in that the probe of the sensor is a micro-electromechanical probe or a raman probe.

4. The working scope carrying an inductive probe according to claim 1 wherein the angle between the eyepiece interface and the working cannula is 45 ° to 90 °.

5. The working mirror with the induction probe according to any one of claims 1 to 4, wherein two third channels are further arranged on the wall of the working sleeve along the axial direction of the working sleeve; the number of the optical fiber interfaces is two, and the two optical fiber interfaces are respectively communicated with the two third channels; and a metal sleeve is arranged in each third channel, each metal sleeve penetrates through the communicating part and extends into the whole ocular interface, a light guide core is arranged in each metal sleeve, and an optical fiber positioned outside the metal sleeve is also arranged in each third channel.

6. The working mirror with an induction probe according to any of claims 1 to 4, wherein the shaft hole of the working sleeve forms a flushing and sucking channel, and the flushing and sucking channel is connected to the flushing and sucking water port through the communication part.

7. The work mirror with induction probe according to claim 1, wherein the number of the first channels is two.

8. The working mirror with an inductive probe according to claim 7, wherein the two first channels have different diameters.