CN108730821A - 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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- CN108730821A CN108730821A CN201710251978.9A CN201710251978A CN108730821A CN 108730821 A CN108730821 A CN 108730821A CN 201710251978 A CN201710251978 A CN 201710251978A CN 108730821 A CN108730821 A CN 108730821A
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- light source
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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
- 239000000463 material Substances 0.000 claims description 8
- 239000004065 semiconductor Substances 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims description 6
- 238000013459 approach Methods 0.000 abstract description 3
- 239000003463 adsorbent Substances 0.000 description 21
- 238000001179 sorption measurement Methods 0.000 description 14
- 210000001835 viscera Anatomy 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000005286 illumination Methods 0.000 description 5
- 210000001519 tissue Anatomy 0.000 description 5
- 230000000007 visual effect Effects 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 230000006378 damage Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000000741 silica gel Substances 0.000 description 4
- 229910002027 silica gel Inorganic materials 0.000 description 4
- 210000000952 spleen Anatomy 0.000 description 4
- 238000001356 surgical procedure Methods 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 210000004204 blood vessel Anatomy 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 210000004197 pelvis Anatomy 0.000 description 3
- 208000032843 Hemorrhage Diseases 0.000 description 2
- 240000007509 Phytolacca dioica Species 0.000 description 2
- 210000000683 abdominal cavity Anatomy 0.000 description 2
- 210000000481 breast Anatomy 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000012512 characterization method Methods 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 210000002784 stomach Anatomy 0.000 description 2
- 239000012780 transparent material Substances 0.000 description 2
- 208000031220 Hemophilia Diseases 0.000 description 1
- 208000009292 Hemophilia A Diseases 0.000 description 1
- 206010028980 Neoplasm Diseases 0.000 description 1
- 206010071212 Vulvovaginal injury Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 210000002318 cardia Anatomy 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 208000010749 gastric carcinoma Diseases 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 210000002307 prostate Anatomy 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 206010038038 rectal cancer Diseases 0.000 description 1
- 208000020615 rectal carcinoma Diseases 0.000 description 1
- 238000010911 splenectomy Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 201000000498 stomach carcinoma Diseases 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/20—Lighting for medical use
- F21W2131/205—Lighting for medical use for operating theatres
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- 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 switching circuit being arranged on the pedestal；The circuit of light sources includes the power supply and light source to link together；The switching circuit includes that there is the control of pressure-limit current-limit module to switch, and the control switch is suitable for：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
The present invention relates to the present invention relates to the field of medical instrument technology, more particularly to one kind is filled for built-in surgical light
The light-source system set.
Background technology
The invention of shadowless lamp is that modem surgical brings Gospel, and the illumination of modem surgical is made to have obtained very big improvement, visual area
It becomes more fully apparent.However shadowless lamp in fact can not be " without shadow ", it only 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 requirements of the times that the operation knitted is more and more and surgery is minimally invasive, the notch of operation is also smaller and smaller, this just carries surgical light
Higher requirement is gone out.Therefore, in art, it is necessary to which the position of frequent adjustment shadowless lamp and focus point, this is not only needed specially
People is responsible for, and extremely delays operation progress, while also being difficult to obtain best illuminating effect.
Invention content
Problems solved by the invention is, to solve the problems, such as at least one one kind that provides of the existing technology for built-in
The light-source system of formula surgical lighting instrument.
To solve the above problems, the present invention provides a kind of light-source system for built-in surgical lighting instrument.The light
Source system includes：Pedestal and the circuit of light sources and switching circuit being arranged on the pedestal；
The circuit of light sources includes the power supply and light source to link together；
The switching circuit includes that there is the control of pressure-limit current-limit module to switch, and the control switch is suitable for：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.
Optionally, the light source includes cold light source.
Optionally, the pedestal includes semiconductor sheet material, and the circuit of light sources and switching circuit are to be integrated in described partly to lead
The integrated circuit of body sheet material.
Optionally, the light source includes chip light source.
Optionally, the chip light source is paster LED.
Optionally, the control switch includes：
First switch, for generating the first level signal；
Logic selecting module is electrically connected with the first switch, for receiving first level signal to generate second
Level signal；
Second switch accesses the switching circuit and is electrically connected with the logic selecting module, for receiving described second
Level signal is to be connected the circuit of light sources；
The pressure-limit current-limit module is set between the logic selecting module and second switch, is suitable for reducing by second electricity
Ordinary mail number is to increase the energization resistance of the second switch.
Optionally, the first switch includes：
The stationary contact being electrically connected with the logic selecting module；
Press section with movable contact；
The first switch is suitable for：Press the press section so that the movable contact and stationary contact point contact and generate described
One level signal.
Optionally, 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.
Optionally, the pressure-limit current-limit module is resistance.
Optionally, light-source system further includes：Shell, the shell limit receiving portion, and the pedestal is housed in the receiving
In portion, the shell is transparent configuration.
Optionally, the shell includes：
Body part, including annular sidewall, and be open positioned at the bottom wall of side wall axial direction one end and the first of the axial other end,
The bottom wall is formed with the second opening, and the side wall and bottom wall limit the receiving portion；
Lid is covered on first opening；
The pedestal has the first surface towards second opening, and at least described control switch arrangement is described first
Surface and towards it is described second opening.
Optionally, the power supply is arranged in the first surface；
Also there is the pedestal second surface towards the lid, the light source to be arranged in the second surface.
Compared with prior art, technical scheme of the present invention has the following advantages：
Light-source system for built-in surgical lighting instrument may include：Pedestal and the circuit of light sources being integrated on pedestal
And switching circuit, circuit of light sources include light source and power supply, switching circuit includes that there is the control of pressure-limit current-limit module to switch, 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 emitted is not burnt human internal organs, is rationally controlled the luminous intensity of light source, is built-in
Formula surgical lighting instrument can be placed in a necessary factor of inside of human body.Therefore, the control switch of the technical program includes limit
Pressure current limliting module reduces its luminous intensity for reducing the power of light source, and light is avoided to burn human body.
In this case, in art, light-source system can be placed in inside of human body to provide light.And stabilization is kept to set
It sets, the light stablized and concentrated is provided, local visual area is illuminated, 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, which may be formed shadowless lamp light, to stop, in this case, built-in surgical lighting instrument can be placed in human body,
It is formed about bright space in deep tissue, good illuminating effect is provided.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 (especially 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 has very important military and strategy function.
Description of the drawings
Fig. 1 is the exploded view of the built-in surgical lighting instrument of the specific embodiment of the invention；
Fig. 2 is the sectional view of the built-in surgical lighting instrument of the specific embodiment of the invention, and middle section is by shell
The plane of center line；
Fig. 3 is the circuit diagram of light-source system in built-in surgical lighting instrument shown in Fig. 1；
Fig. 4 is the section of the surgical instrument with built-in surgical lighting instrument shown in Fig. 1 of the specific embodiment of the invention
Figure；
Fig. 5 is the sectional view of the built-in surgical lighting instrument of the specific embodiment of the invention, and middle section is by shell
The plane of center line.
Specific implementation mode
In order to solve the problems existing in the prior art, the present invention provides a kind of light source system for built-in surgical lighting instrument
Built-in surgical lighting instrument with light-source system, in art, can be placed in human body, provide surgical light by system.
To make the above purposes, features and advantages of the invention more obvious and understandable, below in conjunction with the accompanying drawings to the present invention
Specific embodiment be described in detail.
Referring to Figures 1 and 2, the built-in surgical lighting instrument may include：Shell 1 and the light being housed in shell 1
Source system 2.In conjunction with reference Fig. 3, light-source system 2 may 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 to link together and light source 23；Switching circuit includes having pressure-limit current-limit module 240
Switch 24 is controlled, control switch 24 is suitable for：Circuit of light sources conducting is controlled to open light source 23, and passes through pressure-limit current-limit module 240
23 luminous intensity of light source 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 can refer to the minimum hair that human internal organs can bear
Luminous intensity extreme value or extreme value range, in the luminous intensity threshold value and hereinafter, 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, a necessary factor of inside of human body can be placed in by being the built-in surgical lighting instrument of the technical program.
Light-source system 2 is housed in shell 1, the integrality and reliability of holding structure.In art, shell 1 is placed in human body,
Circuit of light sources is connected in operation-control switch 24, and to open light source 23, light source 23 is capable of providing suitable luminous intensity, and satisfaction illuminates
Demand.
To protect human internal organs, light source 23 may include cold light source.Cold light source not will produce infrared ray, can be to avoid
The affected organ to human body generation infrared radiation.Cold light source may include LED light, and LED light luminous color is pure, can generate and put
The white light that light is stablized, and energy saving and service life is long.
In order to realize that the small purpose of built-in surgical lighting instrument, pedestal 21 may include semiconductor sheet material, light source
Circuit and switching 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 the integrated circuit that semiconductor sheet surface is formed in using semiconductor technology with switching circuit.Integrated circuit has micromation special
Property, the size of pedestal 21 can be greatly reduced, this is based on, the technical program proposes the mentality of designing of integrated circuit, Ke Yishi
Now reduce the expection of 2 size of light-source system.
Light source 23 may include chip light source, and chip light source volume is small, and it is small-sized can to meet built-in surgical lighting instrument
The purpose of change.Chip light can be paster LED, have the characteristics that easy to be small-sized, slim, light-weighted, belong to and meet built-in operation
Lighting device illuminates, small diverse requirements.
Controlling switch 24 may include：First switch 241, for generating the first level signal；
Logic selecting module 243 is electrically connected with first switch 241, for receiving the first level signal to generate the second electricity
Ordinary mail number；
Second switch 242 accesses switching circuit and is electrically connected with logic selecting module 243, for receiving second electricity
Ordinary mail number is to be connected circuit of light sources；
Pressure-limit current-limit module 240 is set between logic selecting module 243 and second switch 242, the pressure-limit current-limit module
240 are suitable for reducing the second electrical level signal to increase the energization resistance of the second switch 242, reach and limit 23 pressure limiting of light source
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 generate second electrical level signal, and then make second switch
242 form access.
First switch 241 includes：The stationary contact 24a being electrically connected with logic selecting module 243；
Press section 244 with movable contact 24b；
First switch 241 is suitable for：Press section 244 is pressed so that movable contact 24b and stationary contact 24a are contacted and generated the first electricity
Ordinary mail number.When light-source system 2 is placed in accommodating chamber 1a, press section 244 can relatively be set with the second bottom wall 112 of first part 11
It sets, can press press section 244 across the second bottom wall 112 easily in this way, it is easy to operate to start light source 23.
Second switch 242 can be triode switch, including base stage B, collector C and emitter E；Base stage B connection logics
Selecting module 243, collector 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 connected between collector C and emitter E, light source
Circuit turn-on, power supply 23 are opened.On the contrary, in alternative technical solution, 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, 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, achieve the purpose that consume electric energy to reduce second electrical level signal.
Light-source system 2 can also include：Shell 25, shell 25 limit receiving portion 25a, pedestal 21, circuit of light sources and switch
Circuit can be housed in the 25a of receiving portion, and shell 25 is transparent configuration.In this way, light-source system forms an integration module, in group
When dress, the shell 25 including pedestal 21, circuit of light sources and switching circuit is packed into accommodating chamber 1a.Shell 25 is transparent configuration,
Allow 23 outside emergent ray of light source, realizes illumination purpose.
Shell 25 may include：
Body part 250, including annular sidewall (hereinafter referred to as the first side wall) 251, and positioned at the axial one end of the first side wall 251
Bottom wall (hereinafter referred to as the first bottom wall) 252 and the axial other end the first opening 25b, the first bottom wall 252 is formed with the second opening
25c, the first side wall 251 and the first bottom wall 252 limit receiving portion 25a；
Lid 253 is covered on the first opening 25b；
Pedestal 21 has the first surface 211 towards the second opening 25c, at least controls switch 24 and is arranged in first surface
211 and towards second opening 25c.
In the technical program, shell 25 includes 253 two individual components of body part 250 and lid, this is conducive to product group
Dress and light-source system 2 it is compact-sized.
To promote the feasibility of built-in surgical lighting instrument, referring to Figures 1 and 2, shell 1 may include：
First part 11, first part limit accommodating chamber 1a, and accommodating chamber 1a is suitable for accommodating light-source system 2；
Second part 12 links together with first part 11, and second part 12 limits adsorbent chamber 12a and inhaled with connection
Attached chamber 12a and extraneous adsorption orifice 12b；
In shell 1, at least first part 11 is suitable for beam projecting for transparent configuration, and along the depth of adsorbent chamber 12a
Direction A, second part 12 make to form negative pressure in adsorbent chamber 12a suitable for extrusion.
It, can be by the built-in surgical lighting instrument with shell 1 out of operative incision merging human body, and by the in art
Human body inner membrance near the adsorption orifice 12b alignment operative sites of two parts 12, and second part 12 is squeezed towards human body inner membrance, the
Two parts, 12 extrusion and make in adsorbent chamber 12a formed negative pressure, realize shell 1 be adsorbed on human body inner membrance.At this point, opening
Light-source system 2, light are emitted through second part 12, illuminate operative region, provide perfect visual area.It after surgery, can be along people
Internal film slides shell 1, or squeezes second part 12, to enable air to enter adsorbent chamber 12a from adsorption orifice 12b, eliminates
Negative pressure in adsorbent chamber 12a can easily remove built-in surgical lighting instrument later.
The characterization of adsorption of shell 1 may be implemented built-in surgical lighting instrument merging human intracavity and keep stablizing setting,
The light stablized and concentrated is provided, local visual area is illuminated, 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, which may be formed 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, provides good illuminating effect.Therefore, the technical program proposes built-in operation and shines
Bright new approaches.
Moreover, this characterization of adsorption does not have particular/special requirement, the volume of shell 1 to be made very small the volume of shell 1, to adapt to
The smaller surgical light of operative incision.In art, 1 small volume of shell will not cause shade, and 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 (especially night), built-in surgical lighting instrument is small, 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.
For the mysterious effect that the built-in surgical lighting instrument of the technical program is brought, give an example below.
In current radical operation for carcinoma of stomach, need to dissect cardia surrounding tissue and blood vessel, especially to stomach bottom and spleen it
Between detached, which is located at abdominal cavity highest and bosom, and close to diaphram, and Most patients stomach bottom is caused with spleen adhesion
Close, shadowless lamp is difficult to obtain good illuminating effect, spleen tearing, injury of blood vessel etc. easily occurs when so performing the operation herein, leads
Unnecessary massive haemorrhage in art is caused, or even occurs not stopping blooding and needing joint splenectomy, increases difficulty to operation, gives patient
Bring unnecessary damage.To solve this problem, using built-in surgical lighting instrument, shell 1 can be adsorbed on peritonaeum
On, to abdominal cavity bosom provide concentrate and good illuminating effect, this can reduce spleen tearing, injury of blood vessel risk, 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, the operating space for leaving patient for is extremely limited, or even an only gap
It can operate.At this point, the illumination of shadowless lamp will also tend to be blocked by the head of patient and can not be irradiated into visual area, lead to patient
Operation, not only increases operating difficulty and greatly increases operation risk almost in " dark ", and severe patient occurs big before sacrum
Injury of prostate, which occur, in bleeding, male causes haemophilia, women to be likely to occur vaginal injury and rectovaginal leakage occur, these are
It is the complication for seriously jeopardizing patient vitals.For this problem, built-in surgical lighting instrument is small, can utilize shell
1 is adsorbed on pelvic cavity inner membrance, provides and concentrates and accurate illumination in small space, solves that patient's pelvis is smaller or surgical procedure
The big problem of operating difficulty caused by narrow space reduces operation risk, and operation is avoided to jeopardize patient vitals.
Other than it can directly be placed in human body, the built-in surgical lighting instrument of the technical program can also with it is built-in
Formula surgical instrument is used cooperatively.With reference to Fig. 4, the built-in surgical instrument 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 notch by hook portion 30, and fully to expose surgical field of view, hand is carried out convenient for doctor
Art.In this course, built-in surgical lighting instrument is adsorbed on 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.Other than this deep retractor 3, other built-in surgical instruments may include：Instrument body；Internal placed man
Art lighting device is adsorbed in instrument body by shell.Built-in surgical instrument is the operation that can be stretched into art in human body
Instrument.
Referring to Figures 1 and 2, second part 12 may include：Deformation section extends along depth direction A, from the faces adsorption orifice 12b
To on the direction inside adsorbent chamber 12a, the internal diameter of deformation section gradually increases or reduces, and gradually increasing or reducing here to be：
A in one direction, or the internal diameter of deformation section gradually increases or is gradually reduced, therefore deformation section is in remove tip circle taper.
Such as, along the depth direction A of adsorbent chamber 12a, second part 12 include sequentially connected three deformation sections 121,122,
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 the depth direction A of adsorbent chamber 12a, deformation section 121,122,123 is squeezed, and is deformed towards first part 11, axis
It is gradually reduced to length, to compress the space of adsorbent chamber 12a, the air in adsorbent chamber 12a is discharged, form negative pressure.It compares
In cylindrical shape, this deformation section 121,122,123 for removing tip circle taper is more easily deformed, 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, if having α 1 between deformation section 121,122, becomes
There is angle α 2 between shape section 122 and deformation section 123.In this way, the intersection of two neighboring deformation section, to share one end.Intersection
Position provide a smaller region of stress, when second part 12 is squeezed 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 on the direction inside adsorbent chamber 12a, internal diameter is gradually increased
The deformation section that deformation section and internal diameter are gradually reduced is alternately distributed.Such as, from adsorption orifice 12b towards on the direction inside 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,
Second part 12 is in corrugated tube shape, and when by being squeezed along depth direction A, all deformation sections fold.This structure
Form will not be interfered in crimp 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 advantageous to vent the air overboard, plays the purpose convenient for being installed in art.
The second part 12 of the technical program includes three deformation sections 121,122,123, a variation in addition to this
In, deformation section can be one section, and the depth of adsorbent chamber is equal to along the length of depth direction, and second part can include only one section
Deformation section.Alternatively, in another variation, with reference to Fig. 5, deformation section 120' can be two sections.Alternatively, deformation section can be three
Section or more.Greater number of deformation section can limit the adsorbent chamber of large volume, be got in this way in the air for being squeezed and discharging
More, generated adsorption capacity is stronger, and the mounting stability of built-in surgical lighting instrument is better.
For shell 1, realize that this selected material of deformation can be silica gel, silica gel is prone to elastic change
Shape.
Referring to Figures 1 and 2, for shell 1, adsorbent chamber 12a is connected to accommodating chamber 1a, in this way can be from adsorption orifice
Light-source system 2 is packed by adsorbent chamber 12a in accommodating chamber 1a by the sides 12b.This improves the feasibility and facility of Product Assembly
Property.
First part 11 may include：Annular sidewall (hereinafter referred to as second sidewall) 110；Positioned at second sidewall 110 axial two
The roof 111 and bottom wall (hereinafter referred to as the second bottom wall) 112 of side, connect with second sidewall 110, to limit accommodating chamber 1a,
Middle roof 111 is connect with second part 12.It is formed with opening 11a in the roof 111, opening is connect with 11a adsorbent chambers 12a.
This results in the accommodating chamber 1a with one end open 11a, and roof 111 and the second bottom wall 112 are jointly constituted light-source system 2
Limit, effectively prevent light-source system 2 to scurry out from outward opening.
In this case, second sidewall 110 and the second bottom wall 112 can be transparent configurations, use transparent material system
At.For example, this transparent material can select silica gel.Accordingly, there exist this possibility, first part 11 and second part 12 are
It is integrally formed, can be made using transparent silica gel.
In this case, light-source system 2 is placed in the accommodating chamber 1a of shell 1, and makes lid 253 towards adsorbent chamber
12a, and second bottom wall 112 of the first bottom wall 252 of body part 250 towards shell 1.In this way, control switch 24, especially first
Switch 241 is 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 generate the first level signal.
Second bottom wall 112 of the first surface 211 of pedestal 21 towards 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 influences 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 (with reference to Fig. 3) can be arranged in first surface 211, and the second bottom wall 112 of shell 1 can be with protection power source
22.Also there is pedestal 21 second surface 212 towards lid 253, light source 23 to be arranged in second surface 212.Therefore, lid 253
And body part 250 is transparent configuration.
There is lid 253 card base 254 extended to the first bottom wall 252 of body part 250, lid 253 can pass through card base
254 are arranged in the 25a of receiving portion.
Although present disclosure is as above, present invention is not limited to this.Any those skilled in the art are not departing from this
It in the spirit and scope of invention, can make various changes or modifications, therefore protection scope of the present invention should be with claim institute
Subject to the range of restriction.
Claims (12)
1. a kind of light-source system for built-in surgical lighting instrument, which is characterized in that including：It pedestal and is arranged in described
Circuit of light sources on pedestal and switching circuit；
The circuit of light sources includes the power supply and light source to link together；
The switching circuit includes that there is the control of pressure-limit current-limit module to switch, and the control switch is suitable for：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 described in claim 1, which is characterized in that the light source includes cold light source.
3. light-source system as described in claim 1, which is characterized in that the pedestal includes semiconductor sheet material, the light source electricity
Road and switching circuit are the integrated circuit for being integrated in the semiconductor sheet material.
4. light-source system as described in claim 1, which is characterized in that the light source includes chip light source.
5. light-source system as claimed in claim 4, which is characterized in that the chip light source is paster LED.
6. light-source system as described in claim 1, which is characterized in that the control, which switchs, includes：
First switch, for generating the first level signal；
Logic selecting module is electrically connected with the first switch, for receiving first level signal to generate second electrical level
Signal；
Second switch accesses the switching circuit and is electrically connected with the logic selecting module, for receiving the second electrical level
Signal is to be connected the circuit of light sources；
The pressure-limit current-limit module is set between the logic selecting module and second switch, is 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, which is characterized in that the first switch includes：
The stationary contact being electrically connected with the logic selecting module；
Press section with movable contact；
The first switch is suitable for：Press the press section so that the movable contact and stationary contact point contact and generate it is described first electricity
Ordinary mail number.
8. light-source system as claimed in claim 6, which is characterized in that the second switch be 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, which is characterized in that the pressure-limit current-limit module is resistance.
10. light-source system as described in claim 1, which is characterized in that further include：Shell, the shell limit receiving portion, institute
It states pedestal to be housed in the receiving portion, the shell is transparent configuration.
11. light-source system as claimed in claim 10, which is characterized in that the shell includes：
Body part, including annular sidewall, and positioned at the bottom wall of side wall axial direction one end and the first opening of the axial other end, it is described
Bottom wall is formed with the second opening, and the side wall and bottom wall limit the receiving portion；
Lid is covered on first opening；
The pedestal has the first surface towards second opening, and at least described control switch arrangement is in the first surface
And towards second opening.
12. light-source system as claimed in claim 11, which is characterized in that the power supply is arranged in the first surface；
Also there is the pedestal second surface towards the lid, the light source to be arranged in the second surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710251978.9A CN108730821A (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 |
|---|---|---|---|
| CN201710251978.9A CN108730821A (en) | 2017-04-18 | 2017-04-18 | Light-source system for built-in surgical lighting instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108730821A true CN108730821A (en) | 2018-11-02 |
Family
ID=63924740
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710251978.9A Pending CN108730821A (en) | 2017-04-18 | 2017-04-18 | Light-source system for built-in surgical lighting instrument |
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