CN2240958Y - Computer display device for endoscope - Google Patents

Abstract

The utility model relates to a computer display device for the endoscope. The mechanical interface of the computer display device for the endoscope is connected with the optical interface by screw threads. The lower end of a driver is connected with a camera compose of an imager. The outer casing of the computer display device for the endoscope is connected into integration with a casing by a screw nail. A slot is arranged on the upper supporting post of the inner wall of the casing. A printed board is arranged in the slot. One side of the driver is provided with a switch a button. A drive cable is connected with a driver on a printing board, and the lower end is provided with a leading out cable. The camera is connected with a video frequency videorecorder, a multimedia transition card, a host computer and a display by the interfaces. The utility model has the advantage of clear image, the data are suitable for searching and archiving, and the diagnostic effect is improved.

Description

Endoscope's computer display device

This utility model relates to the computer display device of a kind of endoscope, belongs to technical field of medical.

Medical endoscope develops into the CCD fujinon electronic video endoscope from the optical fiber scope.The definition of Electronic Speculum is higher, and record is also convenient, but complex structure, and cost is higher; Light microscopic is extremely inconvenient aspect the consultation of doctors and access data, and a CCD stylus is just acquired by certain company of Japan before light microscopic, obtain video image thus, has increased the function of picture recording, but still has weak point aspect the backup data preserving to retrieve, and demands improvement urgently.

The purpose of this utility model is that the computer display device of a kind of endoscope will be provided, it can overcome above-mentioned shortcoming, camera is formed a stylus below the driver, can receive the light microscopic signal, be the signal of telecommunication by interface conversion, is transmitted in the video video recorder respectively, main frame and display device, can enroll the focus graphic materials at random, case history diagnosis data is convenient to inquiry, is filed.

Order of the present utility model is proposed such realization:

Mechanical interface and light microscopic cooperate, this interface is to connect cylinder, the upper end endoporus has female thread, optical interface also is a cylinder, lens are housed in the inner chamber, its lower end outer surface has pin thread, and mechanical interface and optical interface have holding screw to be threaded in this interface upper side, camera is arranged at CCD driver bottom, its shell is connected into one with trip bolt and housing, forms a stylus (A), and the inner walls upper supporting column is had a groove, one printed board of groove internal fixation, a driving cable is drawn in its upper end and driver is joined, and there is outgoing cable the lower end, and driver one side is equipped with switch and joins with freeze button.

6 ends and the IC of interface (D) chip ₁Outfan 3 ends join D ₇And D ₆End passes through resistance R respectively ₁, R ₂Parallel connection+5V, D ₅, D ₄, D ₃, D ₂, D ₁And D ₀End is connected to IRQ respectively ₉20 ends, IRQ ₇23 ends, IRQ ₆20 ends, IRQ ₅17 ends, IRQ ₄14 ends, IRQ ₃11 ends, IRQ ₉, IRQ ₇, IRQ ₀, IRQ ₅, IRQ ₄And IRQ ₃Input, promptly 25,22,19,16,13,10 ends together are connected to IC ₂8 ends, IC ₂9 end ground connection, 7 are terminated at the IRQ end of PAL circuit chip, the D of interface (D) ₀, D ₁, D ₂, D ₃, D ₄, D ₅Zhu Duan is connected to switch SW respectively ₂1,2,3,4,5,6 ends, SW ₂7 end ground connection of switch, switch SW ₁6 termination IC ₁1 end, and 4 be connected to input/output register IOR, switch SW ₁1,2,3,4,5 all ends respectively with the PA of PAL circuit chip ₁, PA ₂, PA ₃, PA ₄, PA ₅End joins, behind 1 termination PAL circuit, 1 end of the P of multi-pin connector again with the D of interface (D) ₇End is parallel to resistance R ₁, 2,4 ends of plug P are connected in+12V, and 2 ends of 5 termination PAL circuit are again with interface (D) D ₆End is parallel to resistance R ₂, 7,8 ends of multi-pin connector P are connected to video output 1,2 end altogether.

The schematic diagram of Fig. 1 endoscope.

The sketch map of Fig. 2 stylus.

Fig. 3 circuit theory diagrams.

Now in conjunction with the accompanying drawings the structure of computer display type endoscope is described in detail.

By Fig. 1, this endoscope is compatible fiber mirror and Electronic Speculum, so it has the signal in two kinds of sources, the signal of optical fiber gained is got by stylus (A), become the signal of telecommunication through circuit conversion, be transported to special-purpose interface (D), be divided into three the tunnel by this interface (D) again, insert video video recorder (L) and multimedia transition card (S) respectively, another road comprises fixing from the signal of stylus (A) transmission and two replacement Genius mouses, the deposit signal inserts main frame (C) by special purpose interface, and input display (M) realizes taking in access, the retrieval of image again.

In addition, signal can be located directly to obtain by mirror (E), by interface (D), be transmitted in videohead (L) again, main frame (C) and multimedia card (S), and then in the upward visual access of realization of display (M), retrieval, main frame (C) is provided with the data system under " Windos " supports, thereby has realized file statistical management function.

By Fig. 2, mechanical interface (8) and light microscopic (17) cooperate, form a detachable bonded special-purpose bayonet socket, light microscopic (17) can adopt Olympus made in Japan light microscopic, this interface (8) is a cylinder, its upper end endoporus has female thread, optical interface (7) also is a cylinder, lens (15) are housed in the inner chamber, its lower end outer surface has pin thread, optical interface (7) is connected with screw thread with mechanical interface (8), can adjusts its suitable optimum position, holding screw (10) is housed in the side of mechanical interface (8) cylinder upper end; Screw (10) is fixed two interfaces (7), (8) thus.

CCD driver (5) bottom is connected with CCD camera (4).Its shell (14) trip bolt (11), it and shell (12) are linked into an integrated entity, the stylus (A) of forming a special use thus, one side of shell (12) inner drive (5) is equipped with the deposit switch (2) that fixes, this switch (2) joins with freeze button (1), and shell (12) inwall upper supporting column (16) has a groove (9), groove internal fixation one printed board (3), its upper end is drawn a driving cable (13) and is joined with driver (5), and there is an outgoing cable (6) lower end.

The optical signal of fibre gastroscope is by after optical interface (7) imaging, deliver to CCD camera (4), make optical signal convert the signal of electricity to, through driver (8), driving cable (13) transmits because printed board (3), switch (2) is housed in this printed board (3), and when deposit of being used to fix uses during as the system break application; All signals comprise the 12V power supply that driver (5) is required, the deposit system break application signal (being button 1 in the circuit diagram, button 2) that fixes, and the signal of video signal output (1) and output (2) is carried in special purpose interface (D) by outgoing cable (6).

By Fig. 3, the chip IC of interface (model is 74LS245) has D ₀～D ₇, its G end and IC ₁Outfan 3 ends join.D ₇And D ₆End passes through resistance R respectively ₁, R ₂Be parallel to 5V, D ₅End, D ₄, D ₃, D ₂, D ₁, D ₀End is connected to IRQ respectively ₉26 ends, IRQ ₇23 ends, IRQ ₆20 ends, IRQ ₅17 ends, IRQ ₄14 ends, IRQ ₃11 ends, IRQ ₉, IRQ ₇, IRQ ₆, IRQ ₅, IRQ ₄, IRQ ₃Input, promptly 25,22,19,16,13,10 ends together are connected to IRQ ₀Outfan 9 ends, and IRQ ₉IRQ ₃Outfan be respectively 27,24,21,18,15,12 ends, IRQ ₀9 end ground connection, 7 are terminated at the IRQ end of the chip (model is 16L8) of PAL circuit, (interrupt requests), the D of interface (D) ₀, D ₁, D ₂, D ₃, D ₄, D ₅End is connected to 1,2,3,4,5,6 of gate circuit selector switch (SW2) (model D1P8) simultaneously again respectively, and end is connected to 1,2,3,4 of integrated resistor R (model 10KX6), 5,6 ends, selector switch SW again ₂7 ends are ground connection again; Switch SW ₁6 be terminated at IC ₁Input 1 end, and 4 be terminated at the IOR input/output register, gate circuit selector switch SW ₁1,2,3,4,5 all ends respectively with the PA of PAL ₁, PA ₂, PA ₃, PA ₄, PA ₅, end joins, 1 end of multi-pin connector (P) be button 1 be connected to the PAL circuit 1 end and with the D of interface (D) ₇End is parallel to resistance R ₁, 2,4 ends of multi-pin connector P are connected in+12V, 3 end ground connection, 5 ends be button 2 be connected to PAL 2 ends and with the D of interface (D) ₆End is parallel to resistance R again ₂, 7,8 ends of multi-pin connector (P) are connected to video output 1 and 2 ends (VIDEO Out1,2) IRQ jointly ₀, IRQ ₃, IRQ ₅, IRQ ₆, IRQ ₇, IRQ ₉, form an integral body, its outfan 12,15,18,21,24,27 all ends all are connected to main frame C (IRQ ₀IRQ ₉Model all be 74LS125).Interface (D) is the special signal join card between stylus (A) and the computer (host C), it provides power supply to stylus (A), and the information of gathering two kinds of buttons on the stylus (A), and the output of the video on the stylus (A) (1 and 2 signal), handle for host C and video recorder, also be the selector switch that optional password state and interrupt requests are provided for systems soft ware simultaneously, be used for strengthening the security reliability and the adaptability of software, interface (D) can be used having on any microcomputer of isa bus.

The card of selector switch has 6 interrupt requests to select (IRQ), can choose one of them wantonly by short circuit cap, can avoid and the conflicting of original computer system.

By a PAL circuit, can be arranged to change the cipher code set of this card, every group of password has 5 selector switches, can choose one of them wantonly by short circuit cap, be provided with after one group of password, revise the software code identification part of system again, software can successfully be moved, and unlikely reporting an error.

Multimedia transition card (S) also is the commercially available prod, and its effect is to convert video analog signal to digital signal, changes main frame (C) over to and finishes picture intelligence in upward reproduction of demonstration machine (M).

Systems soft ware:

Whole software is divided into the two large divisions, i.e. image display portion and statistical management part.

1. image display portion

According to medical expert's the suggestion and the reality of China's medicinal career, whole system software should reach following purpose.That is, in endoscopic procedure inspections and examinations process, want on the one hand clear demonstration focus figure, and should possess and freeze the function of deposit.When freezing picture, for not making operation disruption, should show dynamic menu on the display, prison as operation shows window, during deposit, diagnosis and this picture of medical history information typing simultaneously of this picture should be preserved the trouble of notes medical history record after can saving like this, and being statistics, retrieval, managerial function lays the first stone.

Typing medical history information at random, it is the important characteristic of this systems soft ware, for making in operating process, fast recording condition of illness and idagnostic logout, unlikely so increase patient's misery for a long time, also consider simultaneously the finite capacity of image frame, therefore, shorthands such as diagnosis, disposal all adopt the abbreviated expression of original text to deposit in.Abbreviated expression reaches definition according to certain rules and makes dictionary library, is used for identification and prompting operation person and deposits interrelated data like clockwork in.For add up in the future, searching, managing lays the foundation.

Showing of picture is following several: two width of cloth of my data, the contrast of four width of cloth; Different patient's two width of cloth contrasts; Dynamic menu compares with work one width of cloth map sheet with all worries set aside.

This systems soft ware has adopted the multimedia advanced technology in a large number, and fast access, and turnover deposits in, compress technique etc.

Compared with prior art, computer display type endoscope has following advantages:

1, to patient's basic condition pathology, the data such as disposal at random typing are convenient to look into Ask, show.

2, endoscope illuminator is fixed, between mirror optical cable also adopt fixed, imaging matter Measure higher.

3, the operated key that fixes, deposits is arranged at one, and deposit at any time can fix Operation.

4, image area has fix deposit two width of cloth, the correlated function of four width of cloth fixed images except that having done slick and sly processing, also have the comparing function of animation and fixed image simultaneously.

5, cost is low, is suitable for promoting the use of.

6, one 540,000,000 hard disk can deposit 2.5 ten thousand width of cloth picture and text in, is equivalent to the memory space that 2500 patients used in a year, and is convenient to the preservation of filing.

Claims (2)

1. endoscope's computer display device, it is characterized in that mechanical interface (8) and light microscopic (17) cooperate, this interface (8) is a cylinder, the upper end endoporus has female thread, optical interface (7) also is a cylinder, lens (15) are housed in the inner chamber, its lower end outer surface has pin thread, mechanical interface (8) and optical interface (7) are to be threaded, in this interface (8) upper side holding screw (10) is arranged, camera (4) is arranged at CCD driver (5) bottom, and its shell (14) is connected into one with trip bolt (11) and housing (12), form a stylus (A), housing (2) inwall upper supporting column (16) has a groove (9), groove internal fixation one printed board (3), and a driving cable is drawn in its upper end and driver (5) is joined, there is outgoing cable (6) lower end, and driver (5) one sides are equipped with switch (2) and join with freeze button (1).

According to claim 1 fast display device, it is characterized in that 6 ends and the IC of interface (D) chip ₁Outfan 3 ends join D ₇And D ₆End passes through resistance R respectively ₁, R ₂Parallel connection+5V, D ₅, D ₄, D ₃, D ₂, D ₁And D ₀End is connected to IRQ respectively ₉20 ends, IRQ ₇23 ends, IRQ ₆20 ends, IRQ ₅17 ends, IRQ ₄14 ends, IRQ ₃11 ends, IRQ ₉, IRQ ₇, IRQ ₀, IRQ ₅, IRQ ₄And IRQ ₃Input, promptly 25,22,19,16,13,10 ends together are connected to IRQ ₀8 ends, IRQ ₀9 end ground connection, 7 are terminated at the IRQ end of PAL circuit chip (P), the D of interface (D) ₀, D ₁, D ₂, D ₃, D ₄, D ₅Zhu Duan is connected to switch SW respectively ₂1,2,3,4,5,6 ends, SW ₂7 end ground connection of switch, switch SW ₁6 termination IC ₁1 end, and 4 be connected to input/output register IOR, switch SW ₁1,2,3,4,5 all ends respectively with the PA of PAL circuit chip ₁, PA ₂, PA ₃, PA ₄, PA ₅End joins, behind 1 termination PAL circuit, 1 end of multi-pin connector P again with the D of interface (D) ₇End is parallel to resistance R ₁, 2,4 ends of plug P are connected in+12V, and 2 ends of 5 termination PAL circuit are again with the D of interface (D) ₆End is parallel to resistance R ₂, 7,8 ends of multi-pin connector P are connected to video altogether and export 1 end, 2 ends.

Images