CN2574592Y - Table type haemomanometer - Google Patents
Table type haemomanometer Download PDFInfo
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- CN2574592Y CN2574592Y CN 02279502 CN02279502U CN2574592Y CN 2574592 Y CN2574592 Y CN 2574592Y CN 02279502 CN02279502 CN 02279502 CN 02279502 U CN02279502 U CN 02279502U CN 2574592 Y CN2574592 Y CN 2574592Y
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- detection head
- spectroscope
- detection
- image
- light path
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Abstract
The utility model relates to an eye diopter state detector for an operation room of diopter operation. The utility model is characterized in that the detector comprises a detection head, an image displaying device and a computer processing printer. The detection head comprises a lighting light path system arranged in the case of the detection head, and the light path system is composed of a lighting source, a light splitting lens 1, a light splitting lens 2, a light splitting lens 3 and an optical lens. Detection light is reflected from a detection light source to the light splitting lens 1 through a reflector and then combined with the lighting light path system into a detection light path system. A reflection light path of the light splitting lens 3 is provided with an image gathering device. An output opening of the image gathering device is connected with the image displaying device, an image processing device and the computer printer. The utility model can be used for detecting the diopter state of an eye under an operation in real time, before the operation, during the operation and after the completed operation. Thus, an operating doctor can know the variation of the diopter state of the eye under the operation in time along with the process of the operation. The utility model can guide the doctor to regulate operation schemes in time and evaluate operation effects and vision states after the operation. Thus, desired information can be well known.
Description
(1) technical field
This utility model relates to a kind of medical apparatus and instruments, relates in particular to refraction of eye condition checkout gear between a kind of refractive surgery art.
(2) background technology
Refractive eye surgery is to adopt the mode of operation to change the refractive status that is subjected to the art eye, makes it reach the ophthalmologic operation of better vision.The prior art situation is to utilize various checkout facilities before operation, and the refractive status that is subjected to the art eye is detected, and drafts operation plan according to testing result, undergo surgery according to operation plan, after performing the operation some days, detect, confirm surgical effect being subjected to the tight dioptric improvement situation of art.Before the art, the used checkout equipment of postoperative comprises auto-refractomer, keratometer, corneal topographers and wavefront analyzer etc.The factor of influence operation back eyesight improving effect is a lot, for example: detect error before the art, the direction of operative incision, size, optics implant select accurately whether, the position after the implantation, angle etc.Also have postoperative stitching also can exert an influence to Postoperative visual acuity.Operation process is to being subjected to the change of art refraction of eye state, comprise correct change and the unwanted change that may cause, though the doctor can be clear that surgical field of view by operating microscope, undergo surgery, but can't know definitely that some steps in the operation recover to bring adverse consequences for patient's Postoperative visual acuity, postoperative detects when pinpointing the problems by the time, and is often late, can't save, cause very big misery and economic loss to patient.Even little problem is in time adjusted as in time not finding in operation, can cause that also Postoperative visual acuity is not good, or not reach ideal vision.For example: for a long time, all carry out inspections such as A-mode instrument and keratometer before the cataract extraction artificial intraocular lenses implant surgery art, to determine to be subjected to the axiallength and the corneal curvature of art eye, so as to calculating required artificial intraocular lenses's diopter.In operating process, many reasons may cause the deviation of artificial intraocular lenses's number of degrees.For example error in reading and the mistake in computation of corresponding artificial intraocular lenses's number of degrees that causes neglected in measurement error and work, or take by mistake etc., though the operation All going well, in operation process, the doctor can't find wrong existence, it is undesirable that patient's Postoperative visual acuity is recovered, through checking repeatedly,, can not retrieve though found problem, can only perform the operation again, this all is beyond affordability and selects patient and medical personnel.Therefore, need in operation process, detect in real time, remind operative doctor in time operation plan to be adjusted at the problem that exists to the refractive status that is subjected to the art eye.
(3) summary of the invention
Refraction of eye condition checkout gear between a kind of refractive surgery art that the purpose of this utility model designs at existing problem in the above-mentioned prior art just, utilize this device can be before operation, operation neutralization operation finishes the refractive status that back detection in real time is subjected to the art eye, make operative doctor to understand in time, be accompanied by the variation that taken place by art refraction of eye state of operation, instruct the doctor in time to adjust operation plan, surgical effect and Postoperative visual acuity situation are assessed, accomplished to know what's what.
The purpose of this utility model realizes by following scheme: the refraction of eye condition checkout gear comprises detection head part, image display device and Computer Processing printing equipment between this refractive surgery art, detection head comprises the illumination optical system of being made up of lighting source, spectroscope one, spectroscope two, spectroscope three and optical lens that is arranged in the detection head casing, detection light source will detect luminous reflectance to spectroscope one by illuminator, overlap with illumination optical system to form to detect light path system; The reflected light path of spectroscope three is provided with an image acquisition device, and the delivery outlet of image acquisition device is connected to image display device, image processing apparatus and computyper.
In this utility model, detection head is fixed on the cantilever that has retractor device.The optical lens of optical system carries out placed in the middle and focus adjustment by regulating handle in the detection head; The model of image acquisition device (8) is the ccd image harvester.
The work process and the principle of this device are as follows:
Send illumination light by lighting source, illuminate by spectroscope one, spectroscope two, spectroscope three and optical lens and be subjected to inspection eye, its image in being arranged on detection head the collection of ccd image harvester and be sent to display through the electronic computer Flame Image Process and show.
By adjusting device is the placed in the middle and focus adjustment that regulating handle carries out optical lens, makes optical lens aim at the center of being examined eye.
Send a branch of detection light by detection light source, be subjected to inspection eye optical fundus by spectroscope one, spectroscope two, spectroscope three and optical lens directive, reflected light from the optical fundus is gathered by the ccd image harvester through optical lens and spectroscope three, be sent to Computer Image Processing and carry out analyzing and processing, and testing result is sent to display shows, can connect printer prints and go out testing result.
Function of the present utility model and characteristics are
1, has the function that detects refractive status between the refractive surgery art at any time, make the refraction of eye state-detection that originally in operation process, can not do be achieved.
2, can provide necessary eye anatomical atlas in real time to operative doctor, instruct the doctor to confirm operative site.
3, can be before operative doctor provides operation, in the operation and perform the operation and to be subjected to the record and the contrast of art refraction of eye state picture, image and data after finishing.
4, dioptric detects and finishes in moment, and testing result is presented on the fluorescent screen of diopter detecting device.
5, instruct the real-time revisional operation scheme of operative doctor, improve the operation quality, make surgical effect more perfect, avoid occurring the operation error.For example: when being subjected to the art eye to need the implantable artificial crystal, by real-time detection, select artificial intraocular lenses's diopter accurately, and behind the implantable artificial crystal,, confirm whether artificial intraocular lenses's diopter selection is accurate once more by detecting in real time, position, the angle of adjusting artificial intraocular lenses's implantation make it correct, instruct doctor's myometrial suture that undergos surgery, avoid because of sewing up the improper astigmatism that causes, thereby guarantee to make eye disease patient to obtain satisfied Postoperative visual acuity.
6, this device can make volume little, in light weight, be easy to carry about with one, can be used in combination with the ophthalmic operating microscope of any model, thereby guarantee surgical effect.
7, by increasing kind and the corresponding calculated machine interpretation software that detects light, can realize that the operating room of projects such as myopia, hypermetropia, astigmatism, astigmatism axial direction, corneal topography, wave front aberration detects in real time.
8, data such as each time of detecting, result can be preserved by computer, also can be preserved for postoperative analysis and archives by printer prints.
9, change the direction that refraction of eye detects, existing refraction of eye detects and is horizontal direction, and the person under inspection is sitting posture, and detection mode of the present utility model be a vertical direction up and down, and patient is back floating position during operation, is more conducive to the doctor and operates.This detection head can enter microscope objective by the mode that telescopic arm rotates displacement or other displacement and be subjected to and detect between the inspection eye, also can leave microscope objective and be subjected to abdicate operative space between the inspection by rotation displacement or other mode.
(4) description of drawings
Fig. 1 is a theory diagram of the present utility model.
Fig. 2 is this utility model index path.
Fig. 3 is detection head and microlens, be subjected to the location diagram between the art eye.
Fig. 4 is for this checkout gear embodiment 1 profile view and screw in microlens, be subjected to the position relational view between the art eye.
Fig. 5 is for this checkout gear embodiment 1 profile view and screw out microlens, be subjected to the position relational view between the art eye.
Fig. 6 is for this checkout gear embodiment 2 profile view and screw in microlens, be subjected to the position relational view between the art eye.
Fig. 7 is for this checkout gear embodiment 2 profile view and screw in microlens, be subjected to the position relational view between the art eye.
(5) specific embodiment
This utility model is done below in conjunction with (accompanying drawing) embodiment and is described in further detail, but does not limit this utility model.
Embodiment 1: as Fig. 1,2, shown in 3: this checkout gear comprises detection head (9) part, image display device (14) and Computer Processing printing equipment and holder part, detection head (9) comprise be arranged in the detection head casing by lighting source (1), spectroscope one (2), spectroscope two (3), the illumination optical system that spectroscope three (4) and optical lens (5) are formed, detection light source (6) will detect luminous reflectance to spectroscope one (2) by illuminator (7), overlap formation with illumination optical system and detect light path system, regulating handle (10) is used for the optical lens (5) of detection head optical system is carried out placed in the middle and focus adjustment; The reflected light path of spectroscope three (4) is provided with a ccd image harvester (8), the delivery outlet of ccd image harvester (8) is connected to image display device (14), image processing apparatus and computyper, detection head (9) is fixed on the cantilever (11) that has retractor device (12), cantilever (11) links to each other with support (15) by rotary apparatus (13), retractor device (12) is housed on the support (15), be used to adjust the height of cantilever, this support (15) can directly be fixed on the operating-table, also can be provided with a base in the support lower end, be placed on by the operating-table, during operation, by rotary apparatus (13) detection head (9) is screwed out operative space (as shown in Figure 5), during detection, detection head (9) is screwed in operative space (as shown in Figure 4) by rotary apparatus (13); In the top of rotary apparatus (13) display (14) is housed, makes things convenient for operative doctor to observe testing result, power supply and signal cable conceal in cantilever, rotary apparatus and the support.The Computer Image Processing device can be installed on local easily with printer and link to each other with said system by cable.
(17) are microscope objective among the figure, and (18) are for being subjected to the inspection eye.
Claims (4)
1, refraction of eye condition checkout gear between a kind of refractive surgery art, it is characterized in that: it comprises detection head (9), image display device and Computer Processing, printing equipment, detection head (9) comprises the illumination optical system of being made up of lighting source (1), spectroscope one (2), spectroscope two (3), spectroscope three (4) and optical lens (5) that is arranged in the detection head casing, detection light source (6) will detect luminous reflectance to spectroscope one (2) by illuminator (7), overlap with illumination optical system to form to detect light path system; The reflected light path of spectroscope three (4) is provided with an image acquisition device (8), and the delivery outlet of image acquisition device (8) is connected to image display device (14), image processing apparatus and computyper.
2, refraction of eye condition checkout gear between refractive surgery art according to claim 1 is characterized in that: detection head (9) is fixed on the cantilever (11) that has retractor device (12).
3, refraction of eye condition checkout gear between refractive surgery art according to claim 1 is characterized in that: the optical lens (5) of optical system carries out placed in the middle and focus adjustment by regulating handle (10) in the detection head (9).
4, refraction of eye condition checkout gear between refractive surgery art according to claim 1, it is characterized in that: the model of image acquisition device (8) is the ccd image harvester.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02279502 CN2574592Y (en) | 2002-10-08 | 2002-10-08 | Table type haemomanometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02279502 CN2574592Y (en) | 2002-10-08 | 2002-10-08 | Table type haemomanometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2574592Y true CN2574592Y (en) | 2003-09-24 |
Family
ID=33742561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02279502 Expired - Fee Related CN2574592Y (en) | 2002-10-08 | 2002-10-08 | Table type haemomanometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2574592Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100369575C (en) * | 2005-04-26 | 2008-02-20 | 南开大学 | Optical system and detection method of transmission eyesight detecting instrument |
| CN101828899A (en) * | 2010-05-24 | 2010-09-15 | 华为终端有限公司 | Visual test method and device |
| CN104379096A (en) * | 2013-06-14 | 2015-02-25 | 视乐有限公司 | Automatic machine settings for customized refractive surgery |
| CN104614848A (en) * | 2015-02-11 | 2015-05-13 | 衡雪源 | Neurosurgical multi-user electronic surgery microscope |
| CN109068973A (en) * | 2016-04-28 | 2018-12-21 | 亚历克斯·阿尔茨约科维奇 | The keratometer that detachable mini microscope for cataract operation is installed |
| CN113576396A (en) * | 2021-07-30 | 2021-11-02 | 中山大学中山眼科中心南昌眼科医院 | Optical coherent elastography aassessment refraction operation cornea volume of removing device |
-
2002
- 2002-10-08 CN CN 02279502 patent/CN2574592Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100369575C (en) * | 2005-04-26 | 2008-02-20 | 南开大学 | Optical system and detection method of transmission eyesight detecting instrument |
| CN101828899A (en) * | 2010-05-24 | 2010-09-15 | 华为终端有限公司 | Visual test method and device |
| CN104379096A (en) * | 2013-06-14 | 2015-02-25 | 视乐有限公司 | Automatic machine settings for customized refractive surgery |
| CN104379096B (en) * | 2013-06-14 | 2016-09-21 | 视乐有限公司 | Arrange for customizing the automaton of refractive surgery |
| CN104614848A (en) * | 2015-02-11 | 2015-05-13 | 衡雪源 | Neurosurgical multi-user electronic surgery microscope |
| CN109068973A (en) * | 2016-04-28 | 2018-12-21 | 亚历克斯·阿尔茨约科维奇 | The keratometer that detachable mini microscope for cataract operation is installed |
| US10888457B2 (en) | 2016-04-28 | 2021-01-12 | Alex Artsyukhovich | Detachable miniature microscope mounted keratometer for cataract surgery |
| CN109068973B (en) * | 2016-04-28 | 2021-01-29 | 亚历克斯·阿尔茨约科维奇 | Keratometer with detachable micro microscope for cataract operation |
| CN113576396A (en) * | 2021-07-30 | 2021-11-02 | 中山大学中山眼科中心南昌眼科医院 | Optical coherent elastography aassessment refraction operation cornea volume of removing device |
| CN113576396B (en) * | 2021-07-30 | 2023-11-24 | 中山大学中山眼科中心南昌眼科医院 | Device for evaluating removal amount of cornea in refractive surgery through optical coherence elastography |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |