CN2450689Y

CN2450689Y - Hand-held camera for mouth camera system

Info

Publication number: CN2450689Y
Application number: CN 00257486
Authority: CN
Inventors: 林俊豪
Original assignee: YUANHUA ELECTRONIC CO Ltd
Current assignee: YUANHUA ELECTRONIC CO Ltd
Priority date: 2000-11-06
Filing date: 2000-11-06
Publication date: 2001-09-26
Anticipated expiration: 2010-11-06

Abstract

The utility model relates to a hand-held camera for a mouth camera system, which is provided in order to provide a mouth cavity medical equipment component which is convenient to treat a mouth cavity and avoid the damage of a harmful ray to a human body. The hand-held camera comprises a base and a monitoring head, wherein image taking elements and optical fiber wires are assembled in the base and the monitoring head, and the monitoring head of the base comprises a casing, a refraction element and an amplification element arranged in the casing. The front end of the refraction element is provided with a refraction diamond lens and is penetrated with the optical fiber wires, and the inner pipe wall of the bottom of the amplification element is assembled with a convex lens; the tail ends of two optical fiber wires are tightly bundled and combined on the outer circle surface of the bottom end of the amplification element; the monitoring head is assembled on the base, and two optical fiber wires on the monitoring head and two optical fiber wires of the base are mutually butted.

Description

The hand-held camera of oral photographing system

The utility model belongs to the oral medical part of appliance, the hand-held camera of particularly a kind of oral photographing system.

Medical circle is in the therapeutic process of mouth disease now, many instruments of prospecting observation with the hand-held reflective mirror as inside, oral cavity, when the doctor utilizes reflective mirror to do the treatment action, must Drawing upon be projeced into the light source in the oral cavity, can clearly see image in the viewport chamber with auxiliary its, and carry out suitable treatment.

As mentioned above, the doctor is by the image of seeing in the reflective mirror, the system with the oral cavity in practice sites opposite fully, so it is when the operation medical apparatus, must treat with the image position of reflection, thus make vision and actual state to some extent departing from, and the space of confession reflective mirror stretching, extension is limited in the oral cavity, and the image capturing range of seeing in reflective mirror also limits to some extent, causes the difficulty of medical treatment action relatively to promote.Intraoral lighting source is located in throwing, be generally the light source that general bulb produces, and ultraviolet ray that in light source, is produced and infrared ray, because of it is to be respectively a kind of destructive light source and thermal light source, so two kinds of light sources have to a certain degree injury for human cell tissue, yet in commonly using the oral medical process, and can't avoid.

The purpose of this utility model provides a kind ofly to be convenient to dental care, to avoid the hand-held camera of harm ray to human injury's oral photographing system.

The utility model comprises that central authorities are provided with the pedestal of accommodation space and monitor head; Accommodation space is installed with the collar that is provided with pilot hole by front end face and holds fixing electronic type image-finding element, one side of accommodation space is equipped with and is divided into two strands and restraint respectively in a branch of optic fibre wire of the front end outer wall of the collar by beam ring, and makes the end of two strands of optic fibre wires and the front end face of the collar trim mutually; Monitor that head comprises housing, refracting element and amplifier element; Housing is that front end is provided with the tubular body that connects fenestra with pore, and refracting element and amplifier element are located in the housing pore, and the mouth of pipe place that the snap ring packing is incorporated into the pore bottom uses the root edge that the lock ring activity is limited in housing; Refracting element is that front end is provided with the perforate of installing reflection water chestnut mirror and wears the tube column of the through hole of optic fibre wire, and makes the front end of optic fibre wire just stretch aperture in through hole; Amplifier element is the rear end cone tube that is mounted on refracting element, and its bottom face is provided with the location inserting column, and bottom inner tubal wall group is established convex lens; Refracting element and amplifier element are inserted in the housing pore from housing pore bottom in regular turn, and make the reflection water chestnut mirror of refracting element and the fenestra that through hole just aligns housing, two strands of optic fibre wire tail ends are tied on the face of outer ring, amplifier element bottom by snap ring inwall packing bundle, and the terminal bottom face with amplifier element of two strands of optic fibre wires is trimmed mutually, by snap ring lock ring is limited in the housing root edge with activity again; Align the go forward pilot hole of end surfaces of the pedestal collar with the location inserting column of the amplifier element bottom that monitors head, two strands of optic fibre wires that monitor head are docked mutually with two strands of optic fibre wires of pedestal, combine with the pedestal front end by lock ring again, will monitor that head is mounted on the pedestal.

Wherein:

Pedestal front end outer wall is provided with screw thread; Monitor that a lock ring inner peripheral surface is provided with the screw thread that is spirally connected with pedestal front end outer wall thread.

Amplifier element bottom inner tubal wall is provided with the internal thread of screw lock in conjunction with convex lens.

The sheathed combination of amplifier element outside wall surface is pasted optic fibre wire to be fixed in its surface to go up the circle ring.

Monitor the outer sheathed deserted transparent outer cover of head.

Because the utility model comprises inner group and is provided with the pedestal of image-finding element and optic fibre wire and monitors head; Pedestal monitors that head comprises the housing that is provided with pore and window, is located in refracting element and amplifier element in the housing pore; The refracting element front end is provided with the perforate of installing reflection water chestnut mirror and wears the through hole of optic fibre wire, and amplifier element is mounted on the rear end of refracting element, and its bottom inner tubal wall group is established convex lens; The fenestra that the reflection water chestnut mirror of refracting element and through hole align housing, two strands of optic fibre wire tail end packing bundles are tied on the face of outer ring, amplifier element bottom; Monitor that head is mounted on the pedestal, two strands of optic fibre wires dock mutually with two strands of optic fibre wires of pedestal on it.During use, by the reflection water chestnut mirror and the amplifier element that monitor that head is inner, and cooperate optic fibre wire by cold light source that control box conducts, capture the oral cavity sharp image to be positioned at the pedestal image-finding element smoothly through amplifier element and reflection water chestnut mirror, and image is conducted on the display of oral photographing system, when the doctor is treated the patient, can be with regard to the tram, with the equidirectional medical apparatus of controlling, not only be convenient to dental care, and avoid harm ray, thereby reach the purpose of this utility model to the human injury.

Fig. 1, be the utility model user mode structural representation stereographic map.

Fig. 2, be the utility model exploded structural representation stereographic map.

Fig. 3, be the utility model decomposition texture schematic isometric.

Fig. 4, be the utility model partial component assembled state decomposition texture schematic isometric.

Fig. 5, be the utility model structural representation cut-open view.

Fig. 6, be the utility model structural representation stereographic map (sheathed deserted transparent outer cover state).

Below in conjunction with accompanying drawing the utility model is further elaborated.

As shown in Figure 1 and Figure 2, the utility model comprises that pedestal 1 and changeable type monitor 2.

As shown in Figure 3, pedestal 1 is provided with the tubular pedestal that is oblate shape of accommodation space 11 for central authorities, is provided with capping 12 in end thereafter; Accommodation space 11 is installed with implants electronic type image-finding element 13, and holds fixingly by the collar 14, and the chosen place on the collar 14 front end surface is provided with pilot hole 141.As shown in Figure 1, the call wire 131 of image-finding element 13 passes with oral photographing system 10 control boxs 101 from capping 12 tail ends and is connected.The outer tube wall of pedestal 1 front end is provided with screw thread 15, and a side of pedestal 1 accommodation space 11, be equipped with a branch of optic fibre wire 3, optic fibre wire 3 is to be divided into two strands and restraint front end outer wall in the collar 14 respectively by beam ring 31, and makes the end of two strands of optic fibre wires 3 and the front end face of the collar 14 trim mutually.

Monitor that 2 comprise housing 21, refracting element 22 and amplifier element 23.

Housing 21 is provided with the tubular body that connects fenestra 211 with pore 212 for front end, refracting element 22 and amplifier element 23 are located in housing 21 pores 212, snap ring 213 packings are incorporated into the mouth of pipe place of pore 212 bottoms, use the root edge that lock ring 214 activities is limited in housing 21, lock ring 214 inner peripheral surfaces are provided with screw thread 2141.

Refracting element 22 is provided with the tube column of perforate 221 and through hole 222 for front end, and perforate 221 is equiped with reflection water chestnut mirror 223, and through hole 222 wears for a branch of optic fibre wire 3 ', and makes the front end of this bundle optic fibre wire 3 ' just stretch in the aperture of through hole 222.

Amplifier element 23 is for being mounted on the rear end cone tube of refracting element 22, and its bottom face is provided with location inserting column 233, and the bottom inner tubal wall is provided with the internal thread 231 of screw lock in conjunction with convex lens 232, and does to focus on the adjustment action by internal thread 231.

As Fig. 3, shown in Figure 5, during assembling, refracting element 22 and amplifier element 23 are inserted in regular turn from housing 21 pores 212 bottoms, and make the reflection water chestnut mirror 223 of refracting element 22 and the fenestra 211 that through hole 222 just aligns housing 21, and the outside wall surface of amplifier element 23 is sheathed in conjunction with circle ring 32, uses order and is pasted on the surface of being fixed in amplifier element 23 from two strands of optic fibre wires 3 ' of optic fibre wire 3 ' branch that tail end branches off.And as shown in Figure 4, the packing bundle is tied on the face of outer ring, amplifier element 23 bottom by snap ring 213 inwalls in the tail end system of two strands of optic fibre wires 3 ', thereby make two strands of optic fibre wires, 3 ' terminal bottom face trim mutually with amplifier element 23, by snap ring 213 lock ring 214 is limited in housing 21 root edges with activity again, can finishes monitoring an assembly of 2.

As shown in Figure 5, align the pilot hole 141 of front end surface on pedestal 1 collar 14 by the location inserting column 233 that monitors 2 amplifier element 23 bottoms, two strands of optic fibre wires 3 ' that monitor 2 are docked mutually with two strands of optic fibre wires 3 of pedestal 1, be screwed by the screw thread 15 of rotation lock ring 214 again, can will monitor that 2 combine with pedestal 1 apace and form the utility model with pedestal 1 front end.

During use, as Fig. 1, shown in Figure 5, just can and cooperate optic fibre wire 3,3 ' by the reflection water chestnut mirror 223 and the amplifier element 23 that monitor 2 inside by cold light source that control box 101 conducts, capture the oral cavity sharp image to be positioned at pedestal 1 image-finding element 13 smoothly through amplifier element 23 and reflection water chestnut mirror 223, and image is conducted on the display 102 of oral photographing system 10, when the doctor is treated the patient, can be with regard to the tram, with the equidirectional medical apparatus of controlling.

The supervision of the utility model front end 2 can be torn open according to the difference of practical application viewfinder range for changing.A housing 21 that monitors 2 can be made the multiple moulding that cooperates with the oral cavity, the camera lens that the acquisition multiple angles changes to make the utility model can arrange in pairs or groups various supervision 2, auxiliary effectively sight is examined and is treated.

Because of the light source of light source that the utility model adopted for being conducted with optic fibre wire 3,3 ' the control box 101 from oral photographing system 10, can avoid transmitting harmful light source middle-ultraviolet lamp and infrared ray by optic fibre wire 3,3 ', so from monitoring that 2 light source that front end projects is cold light source, this light source is not because of having ultraviolet ray and infrared ray destructiveness, and it is medical that the utmost point is suitable as irradiation at short distance.

In addition, for meeting the medical treatment regulation, guarantee medical apparatus and patient's health, as Fig. 5, shown in Figure 6, can be outside the supervision of the utility model front end 2 sheathed deserted transparent outer cover 4, give tight cover cap and coat will monitor 2, when monitoring 2 when stretching in the patient oral cavity, make by transparent outer cover 4 to monitor that 2 avoid polluting because of be infected with by patient's saliva, be sheathed on and monitor that a transparent outer cover 4 of 2 can be after use once finishes, promptly abandoned and more renew part.

Claims

1, the hand-held camera of a kind of oral photographing system is characterized in that it comprises that central authorities are provided with the pedestal of accommodation space and monitor head; Accommodation space is installed with the collar that is provided with pilot hole by front end face and holds fixing electronic type image-finding element, one side of accommodation space is equipped with and is divided into two strands and restraint respectively in a branch of optic fibre wire of the front end outer wall of the collar by beam ring, and makes the end of two strands of optic fibre wires and the front end face of the collar trim mutually; Monitor that head comprises housing, refracting element and amplifier element; Housing is that front end is provided with the tubular body that connects fenestra with pore, and refracting element and amplifier element are located in the housing pore, and the mouth of pipe place that the snap ring packing is incorporated into the pore bottom uses the root edge that the lock ring activity is limited in housing; Refracting element is that front end is provided with the perforate of installing reflection water chestnut mirror and wears the tube column of the through hole of optic fibre wire, and makes the front end of optic fibre wire just stretch aperture in through hole; Amplifier element is the rear end cone tube that is mounted on refracting element, and its bottom face is provided with the location inserting column, and bottom inner tubal wall group is established convex lens; Refracting element and amplifier element are inserted in the housing pore from housing pore bottom in regular turn, and make the reflection water chestnut mirror of refracting element and the fenestra that through hole just aligns housing, two strands of optic fibre wire tail ends are tied on the face of outer ring, amplifier element bottom by snap ring inwall packing bundle, and the terminal bottom face with amplifier element of two strands of optic fibre wires is trimmed mutually, by snap ring lock ring is limited in the housing root edge with activity again; Align the go forward pilot hole of end surfaces of the pedestal collar with the location inserting column of the amplifier element bottom that monitors head, two strands of optic fibre wires that monitor head are docked mutually with two strands of optic fibre wires of pedestal, combine with the pedestal front end by lock ring again, will monitor that head is mounted on the pedestal.

2, the hand-held camera of oral photographing according to claim 1 system is characterized in that described pedestal front end outer wall is provided with screw thread; Monitor that a lock ring inner peripheral surface is provided with the screw thread that is spirally connected with pedestal front end outer wall thread.

3, the hand-held camera of oral photographing according to claim 1 system is characterized in that described amplifier element bottom inner tubal wall is provided with the internal thread of screw lock in conjunction with convex lens.

4, the hand-held camera of oral photographing according to claim 1 system is characterized in that the sheathed combination of described amplifier element outside wall surface is pasted optic fibre wire to be fixed in its surface to go up the circle ring.

5, the hand-held camera of oral photographing according to claim 1 system is characterized in that the outer sheathed deserted transparent outer cover of described supervision head.