CN206817260U - Light-source system for built-in surgical lighting instrument - Google Patents
Light-source system for built-in surgical lighting instrument Download PDFInfo
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- CN206817260U CN206817260U CN201720405186.8U CN201720405186U CN206817260U CN 206817260 U CN206817260 U CN 206817260U CN 201720405186 U CN201720405186 U CN 201720405186U CN 206817260 U CN206817260 U CN 206817260U
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 26
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
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- 208000032843 Hemorrhage Diseases 0.000 description 2
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
A kind of light-source system for built-in surgical lighting instrument, including：Pedestal and the circuit of light sources and on-off circuit being arranged on the pedestal；The circuit of light sources includes the power supply and light source to link together；The on-off circuit includes the controlling switch with pressure-limit current-limit module, and the controlling switch is suitable to：Circuit of light sources conducting is controlled to open light source, and the luminous intensity of the light source is reduced to reaching the acceptable luminous intensity threshold value of inside of human body by the pressure-limit current-limit module.The technical program proposes the new approaches of built-in surgical light.
Description
Technical field
Technical field of medical instruments is the utility model is related to, it is more particularly to a kind of to be used for internal placed man
The light-source system of art lighting device.
Background technology
The invention of shadowless lamp is that modem surgical brings Gospel, the illumination of modem surgical has been obtained very big improvement, visual area
Become more fully apparent.But shadowless lamp in fact can not be " without shadow ", it simply subtracts light umbra, makes umbra unobvious, this is for big
Most more shallow list surgeries have seemed more than sufficient.But with the development of surgical technic, it is related to human body deep group
The operation knitted is more and more, and the requirements of the times that surgery is minimally invasive, and the otch of operation is also less and less, and this is just carried to surgical light
Higher requirement is gone out.Therefore, in art, it is necessary to frequently adjust position and the focus point of shadowless lamp, this not only needs specially
People is responsible for, and extremely delays operation progress, while also is difficult to obtain optimal illuminating effect.
Utility model content
The utility model solves the problems, such as that providing one kind at least one problem existing for solution prior art is used for
The light-source system of built-in surgical lighting instrument.
To solve the above problems, the utility model provides a kind of light-source system for built-in surgical lighting instrument.Institute
Stating light-source system includes：Pedestal and the circuit of light sources and on-off circuit being arranged on the pedestal；
The circuit of light sources includes the power supply and light source to link together；
The on-off circuit includes the controlling switch with pressure-limit current-limit module, and the controlling switch is suitable to：Described in control
Circuit of light sources conducting reduces the luminous intensity of the light source to reaching human body to open light source by the pressure-limit current-limit module
Internal acceptable luminous intensity threshold value.
Alternatively, the light source includes cold light source.
Alternatively, the pedestal includes semiconductor sheet material, and the circuit of light sources and on-off circuit described are partly led to be integrated in
The integrated circuit of body sheet material.
Alternatively, the light source includes chip light source.
Alternatively, the chip light source is paster LED.
Alternatively, the controlling switch includes：
First switch, for producing the first level signal；
Logic selecting module, electrically connected with the first switch, for receiving first level signal to produce second
Level signal；
Second switch, access the on-off circuit and electrically connected with the logic selecting module, for receiving described second
Level signal is to turn on the circuit of light sources；
The pressure-limit current-limit module is located between the logic selecting module and second switch, suitable for reducing by second electricity
Ordinary mail number is to increase the energization resistance of the second switch.
Alternatively, the first switch includes：
The stationary contact electrically connected with the logic selecting module；
Press section with movable contact；
The first switch is suitable to：Press the press section so that the movable contact and stationary contact contact and produce described the
One level signal.
Alternatively, the second switch is triode switch, including base stage, collector and emitter；
The base stage connects the logic selecting module, and the collector and emitter accesses the circuit of light sources.
Alternatively, the pressure-limit current-limit module is resistance.
Alternatively, light-source system also includes：Housing, the housing limit resettlement section, and the pedestal is housed in the collecting
In portion, the housing is transparent configuration.
Alternatively, the housing includes：
Body, including annular sidewall, and bottom wall and the first opening of the axial other end positioned at side wall axial direction one end,
The bottom wall limits the resettlement section formed with the second opening, the side wall and bottom wall；
Lid, it is covered on first opening；
The pedestal has the first surface towards the described second opening, and at least described controlling switch is arranged in described first
Surface and towards described second opening.
Alternatively, the power supply is arranged in the first surface；
The pedestal also has the second surface towards the lid, and the light source is arranged in the second surface.
Compared with prior art, the technical solution of the utility model has advantages below：
Light-source system for built-in surgical lighting instrument can include：Pedestal and the circuit of light sources being integrated on pedestal
And on-off circuit, circuit of light sources include light source and power supply, on-off circuit includes the controlling switch with pressure-limit current-limit module, control
The luminous intensity of the light source is reduced to reaching the acceptable luminous intensity threshold value of inside of human body by the pressure-limit current-limit module.
How may insure that light that light source is launched is not burnt human internal organs, is rationally controlled the luminous intensity of light source, is built-in
Formula surgical lighting instrument can insert a necessary factor of inside of human body.Therefore, the controlling switch of the technical program includes limit
Current limliting module is pressed, for reducing the power of light source, reduces its luminous intensity, avoids light from burning human body.
In this case, in art, light-source system can be inserted to inside of human body to provide light.And keep stable and set
Put, there is provided stable and concentration light, illuminate local visual area, to reduce the dependence to shadowless lamp, accelerate the progress of operation.Especially
It is the operation for being related to human body deep tissue, surgical field of view is relatively deep and may be blocked by human internal organs, and patient
Head may be formed to shadowless lamp light to stop, in this case, built-in surgical lighting instrument can be placed in human body,
Bright space is formed about in deep tissue, there is provided good illuminating effect.Therefore, the technical program proposes built-in operation
The new approaches of illumination.
Particular, it is important that in battlefield hospital or battlefield operation, there is no lighting apparatus on lighting apparatus deficiency or battlefield
In the case of (particularly night), built-in surgical lighting instrument is placed in human body, and light is not easy exposed, therefore is not easy to be exposed to
Enemy, there is very important military and strategy function.
Brief description of the drawings
Fig. 1 is the exploded view of the built-in surgical lighting instrument of the utility model specific embodiment；
Fig. 2 is the profile of the built-in surgical lighting instrument of the utility model specific embodiment, and its middle section is process
The plane of outer casing centerline；
Fig. 3 is the circuit diagram of light-source system in built-in surgical lighting instrument shown in Fig. 1；
Fig. 4 is the operating theater instruments with built-in surgical lighting instrument shown in Fig. 1 of the utility model specific embodiment
Profile；
Fig. 5 is the profile of the built-in surgical lighting instrument of the utility model specific embodiment, and its middle section is process
The plane of outer casing centerline.
Embodiment
To solve the problems, such as that prior art is present, the utility model provides a kind of light for built-in surgical lighting instrument
Source system, in art, the built-in surgical lighting instrument with light-source system can be placed in human body, there is provided operation is shone
It is bright.
It is understandable to enable above-mentioned purpose of the present utility model, feature and advantage to become apparent, below in conjunction with the accompanying drawings to this
The specific embodiment of utility model is described in detail.
Referring to Figures 1 and 2, the built-in surgical lighting instrument can include：Shell 1 and the light being housed in shell 1
Source system 2.With reference to reference picture 3, light-source system 2 can include：Pedestal 21 and the circuit of light sources and switch being arranged on pedestal 21
Circuit；Circuit of light sources includes the power supply 22 and light source 23 to link together；On-off circuit is included with pressure-limit current-limit module 240
Controlling switch 24, controlling switch 24 are suitable to：Control circuit of light sources conducting passes through pressure-limit current-limit module 240 to open light source 23
The luminous intensity of light source 23 is reduced to reaching the acceptable luminous intensity threshold value of inside of human body.
The acceptable luminous intensity threshold value of inside of human body, the minimum hair that human internal organs can bear can be referred to
Luminous intensity extreme value or extreme value scope, in the luminous intensity threshold value and following, human internal organs will not be burnt, and super
When crossing the luminous intensity threshold value, human internal organs have the risk burnt.Therefore, the luminous strong of light source 23 is rationally controlled
Degree, is that the built-in surgical lighting instrument of the technical program can insert a necessary factor of inside of human body.
Light-source system 2 is housed in shell 1, the integrality and reliability of holding structure.In art, shell 1 inserts human body,
Operation-control switch 24 turns on circuit of light sources, and to open light source 23, light source 23 can provide suitable luminous intensity, meet to illuminate
Demand.
To protect human internal organs, light source 23 can include cold light source.Cold light source will not produce infrared ray, can avoid
The affected organ to human body generation infrared radiation.Cold light source can include LED, and LED luminous color is pure, can produce and put
The stable white light of light, and energy-conservation and service life length.
In order to realize the purpose of built-in surgical lighting instrument small volume, pedestal 21 can include semiconductor sheet material, light source
Circuit and on-off circuit are the integrated circuit for being integrated in semiconductor sheet material.Pedestal 21 can select semiconductor sheet material, circuit of light sources
It is that the integrated circuit in semiconductor sheet surface is formed using semiconductor technology with on-off circuit.Integrated circuit has miniaturization special
Property, the size of pedestal 21 can be greatly reduced, based on this, the technical program proposes the mentality of designing of integrated circuit, Ke Yishi
Now reduce the expection of the size of light-source system 2.
Light source 23 can include chip light source, and chip light source volume is small, can meet that built-in surgical lighting instrument is small-sized
The purpose of change.Chip light can be paster LED, have easy small-sized, slim, light-weighted feature, belong to and meet built-in operation
Lighting device illuminates, the diverse requirements of small volume.
Controlling switch 24 can include：First switch 241, for producing the first level signal；
Logic selecting module 243, electrically connected with first switch 241, it is electric to produce second for receiving the first level signal
Ordinary mail number；
Second switch 242, access on-off circuit and electrically connected with logic selecting module 243, for receiving second electricity
Ordinary mail number is to turn on circuit of light sources；
Pressure-limit current-limit module 240 is located between logic selecting module 243 and second switch 242, the pressure-limit current-limit module
240 are suitable to reduce the second electrical level signal to increase the energization resistance of the second switch 242, reach to the pressure limiting of light source 23 limit
The purpose of stream.
First switch 241 plays trigger action, and the first level signal can be low level or high level, as unlatching light
The trigger signal in source 23.Trigger signal can trigger logic selecting module 243 and produce second electrical level signal, and then make second switch
242 form path.
First switch 241 includes：The stationary contact 24a electrically connected with logic selecting module 243；
Press section 244 with movable contact 24b；
First switch 241 is suitable to：Press section 244 is pressed so that movable contact 24b and stationary contact 24a is contacted and produces the first electricity
Ordinary mail number.When light-source system 2 is placed in accommodating chamber 1a, press section 244 can be set relatively with the second bottom wall 112 of Part I 11
Put, so can press press section 244 across the second bottom wall 112 easily, it is easy to operate to start light source 23.
Second switch 242 can be triode switch, including base stage B, colelctor electrode C and emitter E；Base stage B connection logics
Selecting module 243, colelctor electrode C and emitter E access circuit of light sources.Second switch 242 shown in Fig. 5 switchs for NPN type triode,
Therefore when second electrical level signal is high level, triode switch can be opened, is turned between colelctor electrode C and emitter E, light source
Circuit turn-on, power supply 23 are opened.On the contrary, in alternative technical scheme, when second switch selection PNP type triode switch,
When second electrical level signal is low level, triode switch can be opened so that electric power starting.
Pressure-limit current-limit module 240 can reduce second electrical level signal so that and the openable channel region of triode switch is narrow,
The resistance of triode switch is larger, so as to reduce the power of light source 23, is finally reached the purpose for reducing luminous intensity.
Pressure-limit current-limit module 240 can select resistance, reach consumption electric energy to reduce the purpose of second electrical level signal.
Light-source system 2 can also include：Housing 25, housing 25 limit resettlement section 25a, pedestal 21, circuit of light sources and switch
Circuit can be housed in the 25a of resettlement section, and housing 25 is transparent configuration.So, light-source system forms an integration module, in group
During dress, the housing 25 including pedestal 21, circuit of light sources and on-off circuit is loaded in accommodating chamber 1a.Housing 25 is transparent configuration,
Allow 23 outside emergent ray of light source, realize illumination purpose.
Housing 25 can include：
Body 250, including annular sidewall (hereinafter referred to as the first side wall) 251, and positioned at 251 axial one end of the first side wall
Bottom wall (hereinafter referred to as the first bottom wall) 252 and the axial other end first opening 25b, the first bottom wall 252 formed with second opening
25c, the bottom wall 252 of the first side wall 251 and first limit resettlement section 25a；
Lid 253, it is covered on the first opening 25b；
Pedestal 21 has the first surface 211 towards the second opening 25c, and at least controlling switch 24 is arranged in first surface
211 and towards second opening 25c.
In the technical program, housing 25 includes 253 two individual components of body 250 and lid, and this is advantageous to product group
Dress and light-source system 2 it is compact-sized.
To lift the feasibility of built-in surgical lighting instrument, referring to Figures 1 and 2, shell 1 can include：
Part I 11, Part I limit accommodating chamber 1a, and accommodating chamber 1a is suitable to accommodate light-source system 2；
Part II 12, linked together with Part I 11, Part II 12 limits adsorbent chamber 12a and inhaled with connection
Attached chamber 12a and extraneous adsorption orifice 12b；
In shell 1, at least Part I 11 is that transparent configuration is suitable for beam projecting, and along adsorbent chamber 12a depth
Direction A, Part II 12 are suitable to extrusion and make to form negative pressure in adsorbent chamber 12a.
In art, the built-in surgical lighting instrument with shell 1 can be inserted in human body from operative incision, and by
Human body inner membrance near the adsorption orifice 12b alignment operative sites of two parts 12, and Part II 12 is extruded towards human body inner membrance, the
The extrusion of two part 12 and make in adsorbent chamber 12a formed negative pressure, realize that shell 1 is adsorbed on human body inner membrance.Now, open
Light-source system 2, light are emitted through Part II 12, illuminate operative region, there is provided perfect visual area.After surgery, can be along people
Internal film slides shell 1, or extruding Part II 12, to enable air to enter adsorbent chamber 12a from adsorption orifice 12b, eliminates
Negative pressure in adsorbent chamber 12a, built-in surgical lighting instrument can be easily removed afterwards.
The characterization of adsorption of shell 1, it is possible to achieve built-in surgical lighting instrument inserts human intracavity and keeps stable and sets,
Light that is stable and concentrating is provided, illuminates local visual area, to reduce the dependence to shadowless lamp, accelerates the progress of operation.Especially
It is related to the operation of human body deep tissue, surgical field of view is relatively deep and may be blocked by human internal organs, and the head of patient
Portion may be formed to shadowless lamp light to be stopped, in this case, built-in surgical lighting instrument can be placed in human body,
Deep tissue is formed about bright space, there is provided good illuminating effect.Therefore, the technical program proposes built-in operation and shone
Bright new approaches.
Moreover, this characterization of adsorption does not have particular/special requirement to the volume of shell 1, the volume of shell 1 is made very small, to adapt to
The less surgical light of operative incision.In art, the small volume of shell 1, shade will not be caused, avoiding influences doctor's sight,
Doctor can be accurately positioned operative site.
Particular, it is important that in battlefield hospital or battlefield operation, there is no lighting apparatus on lighting apparatus deficiency or battlefield
In the case of (particularly night), it is built-in surgical lighting instrument small volume, easy to carry, can admirably meet the hand of soldier
Art demand.Importantly, in art, built-in surgical lighting instrument is placed in human body, and light is not easy exposed, therefore is not easy sudden and violent
Reveal to enemy, there is very important military and strategy function.
The mysterious effect brought for the built-in surgical lighting instrument of the technical program, below explanation for example.
, it is necessary to dissect orifice of the stomach surrounding tissue and blood vessel in current radical operation for carcinoma of stomach, especially to stomach bottom and spleen it
Between separated, the position is located at abdominal cavity highest and bosom, and close to diaphram, and Most patients stomach bottom causes with spleen adhesion
Close, shadowless lamp is difficult to obtain good illuminating effect, so easily there is spleen tear, injury of blood vessel etc. when performing the operation herein, is led
Massive haemorrhage unnecessary in art is caused, or even occurs not stopping blooding and needing joint splenectomy, increases difficulty to operation, to patient
Bring unnecessary damage.To solve this problem, using built-in surgical lighting instrument, shell 1 can be adsorbed in peritonaeum
On, concentration and good illuminating effect are provided to abdominal cavity bosom, this can reduce spleen tear, the risk of injury of blood vessel, drop
Low operating difficulty.
For another in operation of low rectal carcinoma, the pelvis of different patients is not of uniform size, especially male patient, and pelvis is narrow
Small, or some patient tumors not only big, position but also low, it is extremely limited to leave the operating space of patient for, or even an only gap
It can operate.Now, the illumination of shadowless lamp will also tend to be blocked by the head of patient and can not be irradiated into visual area, cause patient
Operated almost in " dark ", not only increase operating difficulty and greatly increase operation risk, severe patient occurs big before sacrum
Injury of prostate, which occur, in bleeding, male causes haemophilia, and women is likely to occur vaginal injury and rectovaginal leakage occurs, and these are equal
It is the complication for seriously jeopardizing patient vitals.For this problem, built-in surgical lighting instrument small volume, shell can be utilized
1 adsorbs on pelvic cavity inner membrance, is provided in small space and concentrates and accurately illuminate, solution patient's pelvis is smaller, or operation technique
The problem of operating difficulty is big caused by narrow space, operation risk is reduced, avoids operation from jeopardizing patient vitals.
In addition to it directly can insert in human body, the built-in surgical lighting instrument of the technical program can also with it is built-in
Formula operating theater instruments is used cooperatively.Reference picture 4, the built-in operating theater instruments can be deep retractor 3, and deep retractor 3 can wrap
Hook portion 30 is included, built-in surgical lighting instrument is adsorbed in hook portion 30.
In art, deep retractor 3 pulls otch by hook portion 30, fully to expose surgical field of view, is easy to doctor to carry out hand
Art.In this course, built-in surgical lighting instrument is adsorbed in hook part 30 by shell 1, is deep into inside of human body, can be with
Play the purpose illuminated in art.According to the size of hook part 30, the built-in of two, one or other quantity can be arranged thereon
Surgical lighting instrument.In addition to this deep retractor 3, other built-in operating theater instruments can include：Instrument body；Internal placed man
Art lighting device, instrument body is adsorbed in by shell.Built-in operating theater instruments is the operation that can be stretched into human body in art
Apparatus.
Referring to Figures 1 and 2, Part II 12 can include：Deformation section, extend along depth direction A, from adsorption orifice 12b faces
To on the direction inside adsorbent chamber 12a, internal diameter gradually increase or the reduction of deformation section, gradually increasing or reduce here to be：
A in one direction, otherwise the internal diameter of deformation section gradually increases, otherwise it is gradually reduced, therefore deformation section is in remove tip circle taper.
Such as, along adsorbent chamber 12a depth direction A, three deformation sections 121 that Part II 12 includes being sequentially connected, 122,
123, three deformation sections 121,122,123 link together, and can limit adsorbent chamber 12a jointly.Each deformation section is in go to push up
Coniform, along adsorbent chamber 12a depth direction A, deformation section 121,122,123 is squeezed, and is deformed towards Part I 11, axle
It is gradually reduced to length, to compress adsorbent chamber 12a space, the air in adsorbent chamber 12a is discharged, forms negative pressure.Compare
In cylindrical shape, this deformation section 121,122,123 for removing tip circle taper is easier to deform, effortless in application, than
It is relatively labor-saving, it is more convenient.
Along depth direction A, there is angle between adjacent two deformation sections, as having α 1 between deformation section 121,122, become
There is angle α 2 between shape section 122 and deformation section 123.So, two neighboring deformation section is intersecting, so as to share one end.It is intersecting
Position provide a less region of stress, when Part II 12 is extruded by along depth direction A, two neighboring deformation
Section is easier to deform in intersection location, and this reduce the difficulty installed in art.
Also, along depth direction A, from adsorption orifice 12b towards adsorbent chamber 12a inside direction on, what internal diameter gradually increased
The deformation section that deformation section and internal diameter are gradually reduced is alternately distributed.Such as, on the direction inside from adsorption orifice 12b towards adsorbent chamber 12a,
The internal diameter of deformation section 121 is gradually reduced, and the internal diameter of deformation section 122 gradually increases, and the internal diameter of deformation section 123 is gradually reduced.Therefore,
Part II 12 is in corrugated tube shape, and when by being extruded along depth direction A, all deformation sections fold.This structure
Form, it in crimp, will not be interfered between all deformation sections, be very easy to deform in intersection location.
In these three deformation sections, deformation section 121 limit adsorption orifice 12b, from adsorption orifice 12b towards adsorbent chamber 12a inside
Direction on, the internal diameter of deformation section 121 is gradually reduced, and for deformation section 121 in horn-like, the adsorption orifice 12b of formation is horn mouth.
Being squeezed is, the adsorption orifice 12b of larger caliber is more beneficial for vent the air overboard, plays the purpose for being easy to install in art.
The Part II 12 of the technical program includes three deformation sections 121,122,123, a variation in addition
In, deformation section can be one section, be equal to the depth of adsorbent chamber along the length of depth direction, Part II can only include one section
Deformation section.Or in another variation, reference picture 5, deformation section 120' can be two sections.Or deformation section can be three
It is more than section.Greater number of deformation section, the adsorbent chamber of large volume can be limited, is so got in the air for being squeezed and discharging
More, caused absorption affinity is stronger, and the mounting stability of built-in surgical lighting instrument is better.
For shell 1, it can be silica gel to realize the material selected by this deformation, and silica gel is prone to elastic change
Shape.
Referring to Figures 1 and 2, for shell 1, adsorbent chamber 12a connects with accommodating chamber 1a, so can be from adsorption orifice
12b sides, light-source system 2 is loaded in accommodating chamber 1a by adsorbent chamber 12a.This improves the feasibility and facility of Product Assembly
Property.
Part I 11 can include：Annular sidewall (hereinafter referred to as second sidewall) 110；Positioned at the axial direction of second sidewall 110 two
The roof 111 and bottom wall (hereinafter referred to as the second bottom wall) 112 of side, is connected with second sidewall 110, so as to limit accommodating chamber 1a, its
Middle roof 111 is connected with Part II 12.It is connected in the roof 111 formed with opening 11a, opening with 11a adsorbent chambers 12a.
This results in the accommodating chamber 1a with one end open 11a, and the bottom wall 112 of roof 111 and second is formed to light-source system 2 jointly
It is spacing, effectively prevent light-source system 2 from being scurried out from outward opening.
In this case, the bottom wall 112 of second sidewall 110 and second can be transparent configuration, use transparent material system
Into.For example, this transparent material can select silica gel.Accordingly, there exist this possibility, Part I 11 and Part II 12 are
It is integrally formed, can be made using transparent silica gel.
In this case, light-source system 2 is inserted in the accommodating chamber 1a of shell 1, and makes lid 253 towards adsorbent chamber
12a, and the first bottom wall 252 of body 250 is towards the second bottom wall 112 of shell 1.So, controlling switch 24, especially first
Switch 241 region be directly facing the second bottom wall 112 of shell 1 by the second opening 25c, therefore can press first across shell 1 and open
241 are closed, to produce the first level signal.
For the first surface 211 of pedestal 21 towards the second bottom wall 112 of shell 1, the second bottom wall 112 can protect control circuit
24 from wet environment in human body influence.Further, lid 251 is covered on the first opening 25b, can stop the liquid such as moisture
Body has influence on the folding normal work of circuit of light sources and control circuit 24, it is ensured that light-source system 2 keeps steady operation.
Power supply 22 (reference picture 3) can be arranged in first surface 211, and the second bottom wall 112 of shell 1 can be with protection power source
22.Pedestal 21 also has the second surface 212 towards lid 253, and light source 23 is arranged in second surface 212.Therefore, lid 253
And body 250 is transparent configuration.
Lid 253 has the card base 254 extended to the first bottom wall 252 of body 250, and lid 253 can pass through card base
254 are arranged in the 25a of resettlement section.
Although the utility model discloses as above, the utility model is not limited to this.Any those skilled in the art,
Do not depart from spirit and scope of the present utility model, can make various changes or modifications, therefore the scope of protection of the utility model
It should be defined by claim limited range.
Claims (12)
- A kind of 1. light-source system for built-in surgical lighting instrument, it is characterised in that including：Pedestal and it is arranged in described Circuit of light sources and on-off circuit on pedestal；The circuit of light sources includes the power supply and light source to link together；The on-off circuit includes the controlling switch with pressure-limit current-limit module, and the controlling switch is suitable to：Control the light source Circuit turn-on reduces the luminous intensity of the light source to reaching inside of human body to open light source by the pressure-limit current-limit module Acceptable luminous intensity threshold value.
- 2. light-source system as claimed in claim 1, it is characterised in that the light source includes cold light source.
- 3. light-source system as claimed in claim 1, it is characterised in that the pedestal includes semiconductor sheet material, the light source electricity Road and on-off circuit are the integrated circuit for being integrated in the semiconductor sheet material.
- 4. light-source system as claimed in claim 1, it is characterised in that the light source includes chip light source.
- 5. light-source system as claimed in claim 4, it is characterised in that the chip light source is paster LED.
- 6. light-source system as claimed in claim 1, it is characterised in that the controlling switch includes：First switch, for producing the first level signal；Logic selecting module, electrically connected with the first switch, for receiving first level signal to produce second electrical level Signal；Second switch, access the on-off circuit and electrically connected with the logic selecting module, for receiving the second electrical level Signal is to turn on the circuit of light sources；The pressure-limit current-limit module is located between the logic selecting module and second switch, suitable for reducing the second electrical level letter Number to increase the energization resistance of the second switch.
- 7. light-source system as claimed in claim 6, it is characterised in that the first switch includes：The stationary contact electrically connected with the logic selecting module；Press section with movable contact；The first switch is suitable to：The press section is pressed so that the movable contact and stationary contact contact and produce first electricity Ordinary mail number.
- 8. light-source system as claimed in claim 6, it is characterised in that the second switch is triode switch,Including base stage, collector and emitter；The base stage connects the logic selecting module, and the collector and emitter accesses the circuit of light sources.
- 9. light-source system as claimed in claim 6, it is characterised in that the pressure-limit current-limit module is resistance.
- 10. light-source system as claimed in claim 1, it is characterised in that also include：Housing, the housing limit resettlement section, institute State pedestal to be housed in the resettlement section, the housing is transparent configuration.
- 11. light-source system as claimed in claim 10, it is characterised in that the housing includes：Body, including annular sidewall, and bottom wall and the first opening of the axial other end positioned at side wall axial direction one end, it is described Bottom wall limits the resettlement section formed with the second opening, the side wall and bottom wall；Lid, it is covered on first opening；The pedestal has the first surface towards the described second opening, and at least described controlling switch is arranged in the first surface And it is open towards described second.
- 12. light-source system as claimed in claim 11, it is characterised in that the power supply is arranged in the first surface；The pedestal also has the second surface towards the lid, and the light source is arranged in the second surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720405186.8U CN206817260U (en) | 2017-04-18 | 2017-04-18 | Light-source system for built-in surgical lighting instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720405186.8U CN206817260U (en) | 2017-04-18 | 2017-04-18 | Light-source system for built-in surgical lighting instrument |
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| Publication Number | Publication Date |
|---|---|
| CN206817260U true CN206817260U (en) | 2017-12-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720405186.8U Active CN206817260U (en) | 2017-04-18 | 2017-04-18 | Light-source system for built-in surgical lighting instrument |
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| Country | Link |
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| CN (1) | CN206817260U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108730821A (en) * | 2017-04-18 | 2018-11-02 | 蔡清萍 | Light-source system for built-in surgical lighting instrument |
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2017
- 2017-04-18 CN CN201720405186.8U patent/CN206817260U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108730821A (en) * | 2017-04-18 | 2018-11-02 | 蔡清萍 | Light-source system for built-in surgical lighting instrument |
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Effective date of registration: 20231219 Address after: 200003 No. 415, Fengyang Road, Shanghai, Huangpu District Patentee after: THE SECOND AFFILIATED HOSPITAL OF THE SECOND MILITARY MEDICAL University Patentee after: Yu Qiming Patentee after: NINGBO ZHAOYING MEDICAL INSTRUMENT CO.,LTD. Address before: 315400 Yeshan Road, Chengdong new district, urban economic development zone, Yuyao City, Ningbo City, Zhejiang Province Patentee before: Cai Qingping Patentee before: Yu Qiming Patentee before: NINGBO ZHAOYING MEDICAL INSTRUMENT CO.,LTD. |