CN107198593B - Universal thermosensitive stimulator - Google Patents
Universal thermosensitive stimulator Download PDFInfo
- Publication number
- CN107198593B CN107198593B CN201710526422.6A CN201710526422A CN107198593B CN 107198593 B CN107198593 B CN 107198593B CN 201710526422 A CN201710526422 A CN 201710526422A CN 107198593 B CN107198593 B CN 107198593B
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- China
- Prior art keywords
- upright post
- light source
- clamp
- sleeve
- universal
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61D—VETERINARY INSTRUMENTS, IMPLEMENTS, TOOLS, OR METHODS
- A61D7/00—Devices or methods for introducing solid, liquid, or gaseous remedies or other materials into or onto the bodies of animals
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/40—Detecting, measuring or recording for evaluating the nervous system
- A61B5/4005—Detecting, measuring or recording for evaluating the nervous system for evaluating the sensory system
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/48—Other medical applications
- A61B5/4824—Touch or pain perception evaluation
- A61B5/4827—Touch or pain perception evaluation assessing touch sensitivity, e.g. for evaluation of pain threshold
- A61B5/483—Touch or pain perception evaluation assessing touch sensitivity, e.g. for evaluation of pain threshold by thermal stimulation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2503/00—Evaluating a particular growth phase or type of persons or animals
- A61B2503/40—Animals
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
Abstract
The invention discloses a universal thermosensitive stimulator, which comprises a base and a universal bracket arranged on the base, wherein the universal bracket comprises a first upright post and a second upright post, sleeves are arranged on the first upright post and the second upright post, positioning bolts are arranged on the sleeves, and a clamp is arranged through a fixing bracket; the sleeve comprises a first sleeve sleeved on the first upright post and a second sleeve sleeved on the second upright post, the second upright post is arranged in a clamp on the first sleeve, the light source system is arranged in the second sleeve clamp, the second upright post and the light source system are both arranged in the clamp, and the second upright post can slide along the axis direction of the first upright post and can rotate at any angle in the plane of the second upright post; the light source system can slide along the axis direction of the second upright post and can rotate at any angle in the plane direction vertical to the second upright post, and the movement and rotation of the first upright post are combined, so that the arbitrary angle adjustment of the light source is realized, the height adjustment can be realized, the thermosensitive measurement of any region of an experimental animal is realized, and the research field of thermosensitive measurement is widened.
Description
Technical Field
The invention belongs to the field of medical experimental instruments, and particularly relates to a universal thermosensitive stimulator.
Background
Currently, bolometric assays are commonly used to determine thermal pain in experimental animals. Numerous laboratories use the equipment of IITC in the united states to determine the thermal pain sensitivity of experimental animals. The IITC device controls the final output radiant heat intensity mainly through a light source controller, and manually moves the focusing point of the light source below the glass plate to cause the receptive field (plantar center) of the tested animal. However, the main technical drawbacks of such devices are the following 2 points:
1. the animals need to be placed on the glass plate, only the soles of the experimental animals can be measured, and the receptive field areas except the soles cannot be measured;
2. the light source of the original device can only move horizontally below the glass plate, and the position of the light source can not be adjusted at will, so that the measurement of the sole external interest area by researchers is limited.
Disclosure of Invention
In order to solve the problems, the invention provides a universal thermosensitive stimulator which can stimulate experimental animals at different angles and can perform thermosensitive measurement on non-plantar regions by researchers.
In order to achieve the above purpose, the invention adopts the following technical scheme: the universal thermosensitive stimulator comprises a base and a universal bracket arranged on the base, wherein the universal bracket comprises a first upright post and a second upright post, sleeves are arranged on the first upright post and the second upright post, positioning bolts are arranged on the sleeves, and a clamp is arranged through a fixing bracket; the sleeve comprises a first sleeve sleeved on the first upright post and a second sleeve sleeved on the second upright post, the second upright post is arranged in a clamp on the first sleeve, and the light source system is arranged in the second sleeve clamp.
The light source system is connected with a foot switch and also connected with a light intensity controller.
The base comprises a steel plate base and a switch-type magnetic seat fixed above the steel plate base, an electromagnetic device is installed in the magnetic seat, the area of the steel plate base is larger than that of the switch-type magnetic seat, and the tail end of the first upright post is in threaded connection with the magnetic seat.
The fixing support is connected with the clamp through a pair of tooth chucks which are meshed with each other and provided with holes in the center, the tooth chucks are respectively fixed on the fixing support and the clamp, and the fastening bolts are connected with the fixing support and the clamp through the center holes of the tooth chucks.
The tooth chuck is fixed with the clamp, the tooth chuck is fixed with the fixed bracket and the fixed bracket is fixed with the sleeve in a welding mode.
The clamp is C type structure, and the open end is provided with two fixed lugs, and fixed lugs are taut through fastening bolt and butterfly nut.
The sleeve is in clearance fit with the first upright post and the second upright post, and is provided with screw holes and fastened by fastening bolts.
The light source system is characterized in that the light source of the light source system is provided by a halogen tungsten lamp bulb which is respectively connected with a foot switch and a light source intensity controller through a PS/2 joint and a connecting wire.
The two condensing convex lenses are oppositely and oppositely arranged in the cylindrical shell, the halogen tungsten lamp bulb and the PS/2 joint are fixed in the rectangular shell, the rectangular shell is also provided with a cooling fan and a protection net thereof, and the diameter of the beam outlet end of the cylindrical shell is smaller than that of the cylindrical part.
The cylindrical outer shell is vertically arranged with the rectangular outer shell, and the halogen tungsten lamp bulb is opposite to the center of the condensing convex lens.
Compared with the prior art, the invention has at least the following beneficial effects: the first upright post and the second upright post are respectively provided with a sleeve, the sleeves are provided with a clamp through a fixed bracket, the second upright post and the light source system are respectively arranged in the clamp, and the second upright post can slide along the axial direction of the first upright post and can rotate at any angle in the plane of the second upright post; the light source system can slide along the axis direction of the second upright post and can rotate at any angle in the plane direction vertical to the second upright post, and the movement and rotation of the first upright post are combined, so that the arbitrary angle adjustment of the light source is realized, the height adjustment can be realized, the thermosensitive measurement of any region of an experimental animal is realized, and the research field of thermosensitive measurement is widened.
Further, the light source system is connected with a foot switch and a light source intensity controller, so that the light source is switched on and off and the illumination intensity is adjusted. The light source system is also connected with a light intensity controller, and the intensity of radiant heat output by the light source system is changed through the light intensity controller, so that the thermal stimulation of different degrees on an experimental object can be realized.
Further, the base comprises a steel plate base and a switch-type magnetic seat fixed above the base, the switch-type magnetic seat and the steel plate base are convenient to install and detach, the first upright post is fixed on the magnetic seat through threaded connection, and the connection mode is simple and reliable and is convenient to install and detach.
Further, the fixed bolster is provided with a pair of intermeshing and center apertured tooth chuck with clamp junction, and tooth chuck is fixed in fixed bolster and clamp respectively, and fastening bolt passes through the center hole connection fixed bolster and the clamp of tooth chuck, and after the bolt-up, intermeshing makes the angle of light source system and second stand stable unchanged between the tooth chuck, and wherein clamp is perpendicular with the central axis of clamp on the second stand on the first stand, can finally realize that light source system in three-dimensional space interior angle change wantonly.
Further, the tooth chuck is fixed with the clamp, the tooth chuck is fixed with the fixed support and the fixed support is fixed with the sleeve in a welding mode, and the welding mode is simple and stable.
Further, the nuts of the clamp fastening bolts are butterfly nuts, the nuts of the fixing support and the clamp connecting bolts are butterfly nuts, special tools are not needed in the screwing or unscrewing process of the butterfly nuts, and the clamp fastening bolts are convenient to use.
Further, the sleeve is in clearance fit with the first upright post and the second upright post, the sleeve can slide along the axial direction of the first upright post and the second upright post, the sleeve is fastened with the first upright post and the second upright post by fastening bolts, the fastening is stable, and the operation is simple.
Furthermore, the cylindrical outer shell is vertically arranged with the rectangular outer shell, the halogen tungsten lamp bulb is opposite to the center of the condensing convex lens, and the condensing rate is high.
Further, two condensing convex lenses are oppositely and oppositely arranged in the cylindrical shell, the condensing rate is high, the light loss is small, the halogen tungsten lamp bulb and the PS/2 connector are fixed in the rectangular shell, the rectangular shell is further provided with a cooling fan and a protection net thereof, the cooling fan timely dissipates heat for a light source system so that the light source system can normally work for a long time, the protection net of the cooling fan prevents people or other objects from touching the fan in the experimental operation process, the diameter of the beam outlet end of the cylindrical shell is smaller than that of the cylinder, and the condensing convex lenses are ensured not to fall off in the circular shell.
Drawings
FIG. 1 is a schematic view of the external structure of the present invention.
FIG. 2 is a schematic view of the gimbal structure of the present invention.
Fig. 3 is a schematic view showing a partial structure of a second pillar of the present invention where a light source is fixed.
Fig. 4 is a schematic view of a partial structure of a joint between a first upright and a second upright according to the present invention.
Fig. 5 is a schematic view of the structure of the light source of the present invention.
FIG. 6 is a schematic view of a partial wiring of a light source according to the present invention.
FIG. 7 is a schematic diagram of the structure of a PS/2 joint used in the present invention.
In the drawings, a 1-connecting wire, a 2-light source controller, a 3-foot switch, a 4-light source system, a 6-switch type magnetic seat, a 7-steel plate base, a 11-first upright post, a 12-second upright post, a 13-butterfly nut, a 14-clamp, a 15-tooth chuck, a 16-fixed support, a 17-sleeve, a 18-fixed bolt, a 21-condensing convex lens, a 22-cylindrical outer shell, a 23-rectangular shell, a 25-halogen tungsten lamp bulb, a 26-cooling fan and a 27-protection net.
Detailed Description
The invention will be described in detail below with reference to the drawings and the detailed description.
As shown in fig. 1, the switch-type magnetic base 6 is arranged on the steel plate base 7, the first upright 11 is fixed above the switch-type magnetic base 6 through threaded connection, the second upright 12 is arranged on the first upright 11, the light source system 4 is arranged on the second upright, the foot switch 3 and the light source intensity controller 2 are connected with the light source system 4, the first upright 11 and the second upright provide support for the light source system, the foot switch 3 is opened to start working, the intensity of light is regulated through the light source intensity controller 2, the stimulation to different intensities of an experiment object can be realized, the switch-type magnetic base 6 is adsorbed on the steel plate base 7 through magnetic force when opened, and is separated from the steel plate base 7 when closed, and the first upright 11 is fixed with the switch-type magnetic base 6 through threaded connection, and is split when the experiment is completed.
As shown in fig. 2 and 3, the first upright 11 and the second upright 12 are both provided with a sleeve 17, the sleeve 17 comprises a first sleeve on the first upright 11, a second sleeve on the second upright 12, the sleeve 17 is fixedly provided with a clamp 14 through a fixing bracket 16, a pair of tooth chucks 15 which are meshed with each other and have holes at the center are arranged at the joint of the fixing bracket 16 and the clamp 14, the tooth chucks 15 are respectively fixed on the fixing bracket 16 and the clamp 14, a fastening bolt is connected with the fixing bracket 16 and the clamp 14 through a center hole of the tooth chucks 15, and a nut of the fastening bolt is a butterfly nut 132.
As shown in fig. 4, the second upright 12 is installed in the clamp 14 on the first sleeve in a penetrating manner, and is fastened by adopting a fastening bolt 18, a pair of tooth chucks 15 which are meshed with each other and have central holes are arranged at the joint of the fixed support 16 and the clamp 14, the tooth chucks 15 are respectively welded on the fixed support 16 and the clamp 14, the fastening bolt is connected with the fixed support 16 and the clamp 14 through the central holes of the tooth chucks 15, and the nut of the fastening bolt is a butterfly nut 134.
As shown in fig. 4, the tooth chuck 15 includes a flat cylinder and engagement teeth provided at one end of the cylinder, the engagement teeth being circumferentially distributed along the end face of the cylinder, the orientation of the teeth being in the axial direction of the cylinder.
As shown in fig. 5, two condensing convex lenses 21 are oppositely and oppositely installed in a cylindrical outer shell 22, a halogen tungsten lamp bulb 25 and a PS/2 joint 24 are fixed in a rectangular outer shell 23, the rectangular outer shell 23 is also provided with a cooling fan 26 and a protection net 27, the diameter of the beam outlet end of the cylindrical outer shell 22 is smaller than that of a cylinder part, and the halogen tungsten lamp bulb 25 is respectively connected with a foot switch 3 and a light source intensity controller 2 through the PS/2 joint 24 and a connecting wire 1.
As shown in fig. 6 and 7, the connection joint of the connection wire 1 and the light source system 4 is an eight-pin PS/2 joint 24, the connection pins 51 and 52 of the PS/2 joint 24 are connected with the cooling fan 25, the connection pins 53 and 54 are connected with the foot switch 3, the connection pins 55 and 56 are connected, the connection pins 57 and 58 are connected and respectively connected with the anode and the cathode of the halogen tungsten lamp bulb 25.
The application process of the invention is as follows:
before use, the components are assembled according to the connection and fixing relation, so that the wiring between the light source system 4 and the foot switch 3 is firm and reliable, the switch type magnetic base 6 is in an open state, the base system is stable, the fastening bolt 18 and the butterfly nut 133 on the first sleeve are fastened on the first upright 11 are loosened, the height of the second upright 12 is adjusted, the fastening bolt 18 and the butterfly nut 133 on the first sleeve are screwed after the completion, the butterfly nut 134 is loosened, the clamp 14 on the first sleeve is rotated, the angle of the second upright is adjusted to a proper position, the butterfly nut 134 is screwed after the completion, and the first upright adjustment and fixing are completed; the cylindrical shell 22 of the light source system 4 is arranged in the clamp 14 arranged on the second upright post 12, the butterfly nut 131 is screwed down, the butterfly nut 132 is loosened, the clamp 14 on the second sleeve is rotated, the light angle of the light source system is adjusted to a required angle, and the heat sensitive stimulation to different positions of a test object is achieved; the foot switch 3 is turned on to start the halogen tungsten lamp bulb 25, and in addition, the light intensity generated by the halogen tungsten lamp bulb 25 is regulated by the light source intensity controller 2 to achieve the aim of performing heat sensitive stimulation with different intensities on the experimental object.
The internal diameter and the external diameter of the male head of the preferable eight-pin PS/2 joint are respectively 1.2cm and 1.25-1.3 cm, the internal diameter and the external diameter of the female head are respectively 1.15cm and 1.4cm, the length of a connecting line is 2m, the size of a steel plate base is 15cm multiplied by 20cm multiplied by 0.5cm, the size of a switch type magnetic base is 60mm multiplied by 50mm multiplied by 55mm, the length of a first stand column is 200mm, and the length of a second stand column is 180mm; the light source intensity controller adopts IITC company products, the light source system uses one halogen tungsten lamp bulb with rated voltage 24V and rated power 150W, the condensing convex lens is 2, the outer diameter is 28mm, the center thickness is 3.8mm, the focal length is 90mm, the side length of the cooling fan is 6cm, the rated voltage is 24V, the rated current is 0.1A, the diameter of the cooling fan protection net is 6cm, the size of the rectangular shell of the light source system is 8cm long by 8cm wide by 5cm high, the diameter of the cylindrical shell body for fixing the condensing convex lens is 3cm, and the diameter of the light outlet end is 2cm.
Claims (7)
1. The universal thermosensitive stimulator is characterized by comprising a base and a universal bracket arranged on the base, wherein the universal bracket comprises a first upright post (11) and a second upright post (12), sleeves (17) are arranged on the first upright post (11) and the second upright post (12), positioning bolts are arranged on the sleeves (17), and a clamp (14) is arranged through a fixing bracket (16); the sleeve (17) comprises a first sleeve sleeved on the first upright post (11) and a second sleeve sleeved on the second upright post (12), the second upright post (12) is arranged in the clamp (14) on the first sleeve, and the light source system (4) is arranged in the second sleeve clamp (14);
the light source system (4) is connected with a foot switch (3), and the light source system (4) is also connected with a light source intensity controller (2);
the base comprises a steel plate base (7) and a switch-type magnetic base (6) fixed above the steel plate base (7), an electromagnetic device is arranged in the magnetic base (6), the area of the steel plate base (7) is larger than that of the switch-type magnetic base (6), and the tail end of the first upright post (11) is in threaded connection with the magnetic base (6);
the fixing support (16) is connected with the clamp (14) through a pair of tooth chucks (15) which are meshed with each other and are provided with holes in the center, the tooth chucks (15) are respectively fixed on the fixing support (16) and the clamp (14), and the fastening bolts are connected with the fixing support (16) and the clamp (14) through the center holes of the tooth chucks (15).
2. The universal thermosensitive stimulator according to claim 1, wherein the dental chuck (15) and the clamp (14), the dental chuck (15) and the fixing support (16) and the sleeve (17) are all fixed by welding.
3. The universal thermosensitive stimulator according to claim 1, wherein the clip (14) has a C-shaped structure, and the open end is provided with two fixing lugs, which are tightened by fastening bolts and wing nuts (13).
4. The universal thermosensitive stimulator according to claim 1, wherein the sleeve (17) is in clearance fit with the first upright (11) and the second upright (12), and the sleeve (17) is provided with screw holes and fastened by fastening bolts (18).
5. The universal thermosensitive stimulator according to claim 1, wherein the light source of the light source system (4) is provided by a halogen tungsten lamp bulb (25), and the halogen tungsten lamp bulb (25) is connected with the foot switch (3) and the light source intensity controller (2) through a PS/2 joint (24) and a connecting wire (1), respectively.
6. The universal thermosensitive stimulator according to claim 5, wherein two condensing convex lenses (21) are oppositely and oppositely installed in a cylindrical outer shell (22), a halogen tungsten lamp bulb (25) and a PS/2 joint (24) are fixed in a rectangular outer shell (23), the rectangular outer shell (23) is further provided with a heat radiation fan (26) and a protection net (27) thereof, and the diameter of a beam outlet end of the cylindrical outer shell (22) is smaller than that of a cylinder part.
7. The universal thermosensitive stimulator according to claim 5, wherein the cylindrical outer case (22) is mounted perpendicular to the rectangular outer case (23), and the tungsten halogen bulb (25) is faced to the center of the condenser lens (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710526422.6A CN107198593B (en) | 2017-06-30 | 2017-06-30 | Universal thermosensitive stimulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710526422.6A CN107198593B (en) | 2017-06-30 | 2017-06-30 | Universal thermosensitive stimulator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107198593A CN107198593A (en) | 2017-09-26 |
| CN107198593B true CN107198593B (en) | 2023-08-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710526422.6A Active CN107198593B (en) | 2017-06-30 | 2017-06-30 | Universal thermosensitive stimulator |
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| Country | Link |
|---|---|
| CN (1) | CN107198593B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201244036Y (en) * | 2008-08-29 | 2009-05-27 | 李垂平 | Spheric coordinate type medicinal ultrasound puncture supporter |
| CN202223766U (en) * | 2011-09-06 | 2012-05-23 | 山东省立医院 | Adjustable He-Ne laser probe fixator |
| CN203988056U (en) * | 2014-07-16 | 2014-12-10 | 兰州大学 | A kind of mice photo-thermal whipping dolorimeter |
| CN204255359U (en) * | 2014-12-24 | 2015-04-08 | 中国葛洲坝集团股份有限公司 | A kind of auxiliary support apparatus being applicable to the hidden measurement of biprism |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100331722A1 (en) * | 2004-08-10 | 2010-12-30 | Robert Martin Caudle | Device and method for assessing operant facial pain |
-
2017
- 2017-06-30 CN CN201710526422.6A patent/CN107198593B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201244036Y (en) * | 2008-08-29 | 2009-05-27 | 李垂平 | Spheric coordinate type medicinal ultrasound puncture supporter |
| CN202223766U (en) * | 2011-09-06 | 2012-05-23 | 山东省立医院 | Adjustable He-Ne laser probe fixator |
| CN203988056U (en) * | 2014-07-16 | 2014-12-10 | 兰州大学 | A kind of mice photo-thermal whipping dolorimeter |
| CN204255359U (en) * | 2014-12-24 | 2015-04-08 | 中国葛洲坝集团股份有限公司 | A kind of auxiliary support apparatus being applicable to the hidden measurement of biprism |
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| Publication number | Publication date |
|---|---|
| CN107198593A (en) | 2017-09-26 |
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