TWM642714U - Endoscope device with support frame - Google Patents

Abstract

An endoscopic device with a support frame, comprising a penetrating tube mechanism and a control mechanism connected to the penetrating tube mechanism. The through tube mechanism includes a bendable and deformable through tube extending forward and backward, a lens unit installed at the front end of the through tube, and a support frame unit installed on the through tube. The support frame unit includes a support frame that is fixed in the insertion tube and can bend elastically to drive the insertion tube to bend. Through the structural design of piercing and fixing the support frame in the piercing tube, the piercing pipe mechanism can have sufficient axial support force, making the new endoscope device convenient for guiding and piercing operations of catheters, It is a quite innovative and convenient and practical creation.

Description

Endoscope device with support frame

The present invention relates to a medical device, in particular to an endoscope device.

The insertion tube of the traditional endoscope is a long and thin hollow hose, and its supporting force is provided by the outer tube mantle that forms the shape of the insertion tube, but the axial support force of the outer tube mantle is weak, so it is easy to bend and deform Therefore, when it is necessary to use the endoscope to guide the feeding tube to be inserted into the stomach or duodenum, or to guide the catheter to be inserted into the urethra or bladder, the traditional endoscope will have insufficient axial support for the insertion tube. And it is difficult to carry out the operation of penetrating guidance.

Therefore, it is an object of the present invention to provide an endoscope device which can improve at least one of the disadvantages of the prior art.

Therefore, the present invention has a support frame endoscopic device, including a penetrating tube mechanism. The penetrating tube mechanism includes a penetrating tube which surrounds and defines an installation space extending forward and backward along an axis and is bendable and deformable, a penetrating tube installed at the front end of the penetrating tube and A lens unit capable of capturing images towards the front of the through tube, and a support frame unit. The bracket unit includes a supporting frame which extends along the axis and is fixed in the installation space of the insertion tube, and can be elastically bent to drive the insertion tube to bend.

The effect of the new model is: through the structural design of the support frame fixed in the penetrating tube, the penetrating tube mechanism can have sufficient axial support force, so that the endoscope device of the present invention can be used for It is easier to guide and push forward when feeding tubes, urinary catheters and other catheters are guided and inserted, which is a very innovative, convenient and practical creation.

200: endoscope device

3: Penetrating tube mechanism

30: Installation space

31: Penetrating tube

310: spiral texture

311: tube body

312: front end

313: outer ring groove

314: inner ring groove

32: Lens unit

321: Lens mount

322: Image grabber

323: Luminous parts

33: Support frame unit

331: support frame

332: support rod

333: support seat

334: pipeline hole

335:Fixer

34: Nested rings

35: Mantle

4: Control mechanism

41: Operating handle

42: Bending adjustment module

421: Dragline

422:Transfer unit

43: Transmission line

5: Suction mechanism

51: suction pipe

52: Suction valve

6: Front spray mechanism

61: Ejection pipe

62: Flush valve

63: Inflating valve

Other features and effects of the present invention will be clearly presented in the embodiments with reference to the drawings, wherein: Fig. 1 is an incomplete side view of a first embodiment of the present invention with a support frame endoscope device; Fig. 2 is an incomplete perspective view of a penetrating tube mechanism of the first embodiment; Fig. 3 is an incomplete side sectional view of the penetrating tube mechanism of the first embodiment; Fig. 4 is a side sectional view of the first embodiment An incomplete perspective view of a support frame unit; Fig. 5 is a view similar to Fig. 3, illustrating another embodiment of a support frame; Fig. 6 is a view similar to Fig. 3, illustrating another embodiment of the support frame ; Fig. 7 is a view similar to Fig. 6, illustrating another embodiment of the support frame; Fig. 8 is a view similar to Fig. 6, illustrating another embodiment of the support frame; and Fig. 9 is a fragmentary side sectional view of the penetrating tube mechanism of a second embodiment of the endoscope device with a support frame of the present invention.

Before the present invention is described in detail, it should be noted that in the following description, similar elements are denoted by the same numerals.

Referring to Fig. 1, 2, 3, a first embodiment of the endoscope device 200 of the present invention has a support frame 331, which is suitable for guiding and perforating operations of catheters (not shown) such as feeding tubes and urinary catheters. The endoscopic device 200 includes a threading tube mechanism 3 that extends forward and backward, a control mechanism 4 connected to the rear end of the threading tube mechanism 3, and a drawer that is arranged on the threading tube mechanism 3 and the control mechanism 4. Suction mechanism 5 and a front spray mechanism 6.

The threading tube mechanism 3 includes a flexible tube-shaped threading tube 31 extending forward and backward along an axis X, a lens unit 32 embedded and exposed at the front end of the threading tube 31, and a lens unit 32 along the axis X. The support frame unit 33 is extended and fixed on the insertion tube 31 , and a plurality of nesting rings 34 are arranged at intervals along the length direction of the insertion tube 31 and sleeved outside the insertion tube 31 .

The penetrating pipe 31 surrounds and defines an installation space 30 extending along the axis X, and has a hollow tubular pipe body part 311 extending forward and backward and connected to the control mechanism 4 with its rear end, and a hollow pipe body part 311 extending from the pipe. The front end of the body portion 311 is a blind tube-shaped front end portion 312 coaxially extending forward. The inner and outer peripheral surfaces of the front end portion 312 are recessed with front The helical texture 310 extending helically makes the front end portion 312 easier to bend and deform than the tube body portion 311 . The piercing tube 31 also has a plurality of outer ring grooves 313 and a plurality of inner ring grooves 314 arranged at intervals around the axis X along its length direction, and recessed on its outer peripheral surface and inner peripheral surface respectively. The ring groove 313 is radially corresponding to the inner ring grooves 314 . In the first embodiment, the insertion tube 31 is made of silicone rubber, but it can also be made of rubber or other soft deformable medical grade adhesive materials in practice.

The lens unit 32 is embedded and exposed on the front end surface of the front end portion 312, and includes a lens holder 321 embedded and fixed on the front end portion 312 and connected to the front end of the support frame unit 33, and a lens holder 321 mounted on the lens holder 321 and used to face An image capture device 322 for capturing images in front of the front end portion 312 , and a plurality of light emitting elements 323 disposed on the lens mount 321 for illuminating the front end portion 312 . Since the lens unit 32 is an existing component in the field of endoscope technology and has many types, and is not the focus of the present invention, it will not be described in detail, and the implementation is not limited to the above-mentioned aspects.

Referring to Figures 2, 3 and 4, the support frame unit 33 includes a support frame 331 that extends forward and backward along the axis X and is installed in the installation space 30 and can be elastically bent and deformed, and a plurality of radial Insert the tube 31 and lock the penetrating tube 31 on the fixing member 335 of the support frame 331 .

The support frame 331 has a support rod portion 332 extending along the axis X and connected between the lens holder 321 and the control mechanism 4, and a plurality of circles extending radially outward from the support rod portion 332 arranged at intervals front and back. The sheet-shaped support seat portion 333 . The support rod The part 332 can be elastically bent and deformed by being driven, and the supporting seat parts 333 are embedded and fixed in the inner ring grooves 314 respectively. Each support seat portion 333 has a plurality of pipeline holes 334 passing through front and back, and the pipeline holes 334 of the support seat portions 333 correspond to each other.

The fixing parts 335 are exposed in the outer ring grooves 313 , and are screwed and fixed on the outer peripheral surfaces of the support seats 333 , so that the insertion tube 31 is sheathed and fixed on the support seats 333 .

The nesting rings 34 are respectively embedded and positioned in the outer ring grooves 313, and the nesting rings 34 are made of, for example but not limited to, silicone rubber, which will cover and lean against the fixing parts 335 and be exposed in the outer ring grooves 313. The position can be used to prevent the fixing parts 335 from falling off.

In the first embodiment, the support rod part 332 is designed as a solid rod, which can be made of metal or plastic material, such as but not limited to shape memory alloy, and the support rod part 332 and the support seat parts 333 can be For the same material or different materials. In addition, the support rod portion 332 is designed to be integrally fixed to the lens mount 321 with its front end. However, during implementation, in other embodiments of the present invention, the support rod portion 332 can also be designed as a hollow tube that can be deformed elastically under force, such as a spring tube or a telescopic spring extending helically along the axis. In addition, the support rod portion 332 can also be designed to be detachably screwed or plugged in to the lens mount 321 .

1, 3, 4, the control mechanism 4 includes an operating handle 41 connected to the rear end of the penetrating tube 31 and the support rod portion 332, an operating handle 41 mounted on the operating handle 41 and connected to the support frame unit 33. The bending adjustment module 42, and one installed in the The handle 41 is operated and the signal is connected to the transmission line 43 of the lens unit 32 .

In this first embodiment, the bending adjustment module 42 has two traction cables 421 that extend forward and backward through the pipeline holes 334 of the support seat parts 333 and are connected to the lens mount 321 with their front ends, and one The turning unit 422 exposed outside the operating handle 41 and connected with the traction cables 421 is installed. The turning unit 422 is operable to respectively pull and release the pulling cables 421 , and drive the support frame 331 to produce side bending deformation, and then drive the insertion tube 31 to bend. Since the bending adjustment module 42 can be operated to control the bending of the penetrating tube mechanism 3, there are many structural designs, and it is an existing endoscopic technology, and it is not the focus of the new model improvement, so it will not be described in detail, and it will not be implemented in detail. Graphical form is limited.

The suction mechanism 5 includes a suction pipe 51 arranged in the operating handle 41 and extending forward and backward through the installation space 30 , and a suction pipe 51 installed in the operating handle 41 and communicating with the suction pipe 51 . Connected suction valve 52. The suction pipe 51 passes through the corresponding pipeline holes 334 at the front and back, and extends forward to expose the front end of the through pipe 31 . The suction valve 52 can be connected to a suction device (not shown in the figure), and can be controlled to open to communicate with the suction device and the suction pipe 51, so that the suction device can pass through the suction pipe 51 Carry out the suction operation of gas and water.

The front spray mechanism 6 includes a spray pipe 61 arranged in the operating handle 41 and extending forward and backward through the installation space 30 , and a spray pipe 61 installed on the operating handle 41 and connected to the spray pipe 61 . Flushing valve 62 and an inflating valve 63. The ejection pipe 61 is set through the pipeline holes 334 corresponding to the front and back, and extends forward and is exposed in the through hole. Place the front end of the tube 31. The flush valve 62 can be connected to a water pump device (not shown in the figure), and can be controlled to open to communicate with the water pump device and the discharge pipe 61, so that the water pump device can spray water forward through the discharge pipe 61. . The inflating valve 63 can be connected to an inflating device (not shown in the figure), and can be controlled to open to communicate with the inflating device and the ejection pipe 61, so that the inflating device can eject gas forward through the ejection pipe 61.

Since the suction mechanism 5 and the front spray mechanism 6 are all existing endoscope technology, and are not the focus of improvement of the present invention, they will not be described in detail, and the implementation is not limited to the drawings.

When the endoscope device 200 with the support frame 331 of the present invention is used for the insertion and guidance of catheters such as feeding tubes and urinary catheters, the insertion tube mechanism 3 can be installed in the catheter, and then together with the insertion tube mechanism 3 The tube insertion mechanism 3 performs the puncture operation together with the catheter. Through the structural design of the support frame 331 provided in the insertion tube 31 of the insertion tube mechanism 3, sufficient axial support force can be provided during the insertion and guidance of the catheter, and the catheter can be more easily carried out. perforation guidance work.

3, 5, 6, in this first embodiment, the support frame 331 has a plurality of support seat portions 333 (as shown in FIG. The support seat portion 333 improves the connection strength and linkage between the through tube 31 and the support frame 331 . However, during implementation, in other embodiments of the present invention, the number of the support seat portion 333 can be increased or decreased according to demand, for example, only one support seat portion 333 can be provided at the front end of the support rod portion 332 or other positions in the middle (such as As shown in Figure 5), or completely do not set the support seat part (as shown in Figure 6), in reducing the support seat In the case of the number of parts 333 or no support seat part 333 is provided, the support rod part 332 can also provide sufficient axial support force in the catheter insertion and guidance operation. In addition, when only one support seat portion 333 is provided at the front end of the support rod portion 332 and the support seat portion 333 is connected to the lens mount 321 , the front end of the traction cable 421 can be fixed to the support seat portion 333 instead.

Referring to Figures 7 and 8, during implementation, in other embodiments of the present invention, the support rod portion 332 can be designed as an elastically bendable hollow tube as shown in Figure 7, or as shown in Figure 8 It is a spring tube that can be elastically bent sideways.

In addition, the purpose of setting the nesting rings 34 outside the insertion tube 31 to cover the fixing pieces 335 is to prevent the fixing pieces 335 from falling off and falling into the body during catheter insertion and guidance. During implementation, in other embodiments of the present invention, it is not necessary to arrange these nesting rings 34 . In addition, it is not necessary to fix the penetrating tube 31 on the support frame 331 through the fixing pieces 335, and the penetrating tube 31 can be directly bonded and fixed to the support seat parts of the support frame unit 33 instead. 333, at this time, the nested rings 34 may not be set.

Referring to FIG. 9 , the difference between a second embodiment of the endoscope device 200 of the present invention with a support frame 331 and the first embodiment lies in the structural design of the penetrating tube mechanism 3 . For the convenience of description, only the differences between the embodiments will be described below.

In this second embodiment, the insertion tube mechanism 3 is not provided with the nesting rings. The penetrating tube mechanism 3 includes a penetrating tube 31, a mirror mounted on the front end of the penetrating tube 31 The head unit 32, a support frame unit 33 that is fixed in the penetration tube 31, and a flexible and deformable film tube that extends along the length direction of the penetration tube 31 and is sleeved outside the penetration tube 31. The mantle35. The design of covering and shielding the fixing pieces 335 can be covered by the outer sleeve of the insertion tube 31 to ensure that the fixing pieces 335 will not fall into the human body. The material of the overcoat 35 is, for example but not limited to, medical-grade mechanical glue such as silicone.

In the above-mentioned two embodiments, the support seat portions 333 of the support frame 331 are designed to be disc-shaped, and the peripheral edge thereof can abut against the inner peripheral edge of the insertion tube 31 . However, during implementation, in other embodiments of the present invention, the support seat portions 333 can also be changed into a triangular shape, and the three corners of the periphery of each support seat portion 333 are designed to be arc-shaped. , and lean against the inner peripheral edge of the piercing tube 31 with the arc-shaped corners, and then lock the piercing pipe 31 on the corners of the supporting seat parts 333 with the fixing pieces 335 parts. In another embodiment, the supporting seat parts 333 can be designed as roughly rectangular sheets, and the lengthwise two ends of each supporting seat part 333 can be designed to be arc-shaped, and the supporting seat parts 333 The arcuate end surfaces of the part 333 lean against the inner peripheral edge of the insertion tube 31 , and then the insertion tube 31 is locked on the end surfaces of the support seat parts 333 by the fixing pieces 335 .

Furthermore, when the new endoscope device 200 is used to guide and install a urinary catheter, since the catheter is short, about 5-25 cm, the catheter insertion mechanism can be designed according to the length of the catheter 3, it is enough to make the insertion tube mechanism 3 slightly longer than the catheter. At this time, since the insertion tube mechanism 3 is shorter in length, it is easy It is not necessary that the side bending can be controlled by the control mechanism 4 , that is to say, the bending adjustment module 42 may not be provided.

To sum up, through the structural design of fixing the support frame 331 in the insertion tube 31, the insertion tube mechanism 3 can have sufficient axial support force, so that the new endoscope device 200 It is easier to guide and push forward when it is used to guide and insert catheters such as feeding tubes and urinary catheters. creation. Therefore, really can reach the purpose of this novel.

But the above-mentioned person is only the embodiment of the present invention, and should not limit the scope of implementation of the present invention with this, and all simple equivalent changes and modifications made according to the patent scope of the present application and the content of the patent specification are still within the scope of the present invention. Within the scope covered by this patent.

200: endoscope device

3: Penetrating tube mechanism

30: Installation space

31: Penetrating tube

310: spiral texture

311: tube body

312: front end

313: outer ring groove

314: inner ring groove

32: Lens unit

321: Lens mount

322: Image grabber

323: Luminous parts

33: Support frame unit

331: support frame

332: support rod

333: support seat

334: pipeline hole

335:Fixer

34: Nested rings

4: Control mechanism

41: Operating handle

421: Dragline

61: Ejection pipe

Claims (19)

An endoscope device with a support frame, comprising: a penetrating tube mechanism, including a penetrating tube that surrounds and defines an installation space extending forward and backward along an axis and is bendable and deformable; and a lens unit capable of capturing images towards the front of the through tube, and a support frame unit, the support frame unit includes a penetrating and fixed in the installation space of the through tube extending along the axis, and can be elastically Bending sideways to drive the curved support frame of the penetrating tube. The endoscope device with a support frame as claimed in claim 1, wherein the support frame has a support rod extending forward and backward along the axis and connected to the lens unit, and can be elastically bent sideways. The endoscope device with a support frame as claimed in claim 2, wherein the support rod part is detachably connected to the lens unit. The endoscope device with a support frame as described in claim 2, wherein the support frame also has at least one support that protrudes radially outward from the support rod and is installed and fixed on the inner peripheral surface of the penetrating tube Block. The endoscope device with a support frame as described in claim 4, wherein the support frame unit further includes a plurality of radially piercing tubes, and the penetrating tubes are fixed on the at least one support seat Fasteners on the outer circumference. The endoscope device with a support frame as described in claim 5, wherein, the outer peripheral surface of the penetration tube is concavely provided with an outer ring groove around the axis, and the fixing parts are exposed in the outer ring groove, and the wearer The tube insertion mechanism also includes a nesting ring nested in the outer ring groove to cover the fixing parts. The endoscope device with support frame as described in claim 5, wherein, the wearing The tube insertion mechanism also includes a mantle that extends along the axis and is sleeved and fixed on the outside of the tube to cover the fixing parts. The endoscope device with a support frame as described in claim 4, wherein, the support frame has a plurality of support seat parts arranged at intervals front and back on the support rod part, and installed and fixed on the inner peripheral surface of the penetrating tube . The endoscope device with a support frame as described in claim 8, wherein, the support frame unit further includes a plurality of radially piercing pipes, and the threading pipes are fixed on the outer circumference of the support seats face mounts. The endoscope device with a support frame as described in claim 9, wherein the outer peripheral surface of the penetrating tube is recessed with a plurality of outer ring grooves surrounding the axis and spaced back and forth, and the fixing parts are exposed on the outer rings In the groove, the threading tube mechanism also includes a plurality of nesting rings respectively nested in the outer ring grooves to cover the fixing parts. As described in Claim 4, the endoscope device with a support frame, wherein the at least one support seat part has a plurality of pipeline holes passing through front and rear, and the endoscope device also includes a suction mechanism, which includes A suction pipe extends along the axial direction in the installation space and passes through one of the pipeline holes of the at least one support seat to be exposed on the front end of the through pipe. The endoscope device with a support frame as described in claim 11 further includes a front spray mechanism, the front spray mechanism includes a device extending along the axis direction in the installation space and passing through the at least one support seat Among them, another pipeline hole is exposed to the ejection pipe at the front end face of the penetration pipe. The endoscope device with a support frame as described in any one of claim items 1 to 12 The device also includes a control mechanism that is installed and connected to the rear end of the passing tube mechanism and is operable to drive the lateral bending of the support frame. As described in claim 13, the endoscope device with a support frame, wherein, the penetrating tube has a hollow tubular tube body part extending outward from the control mechanism along the axis, and a coaxial tube body part from the front end of the tube body part. The blind tube-shaped front end extending outward, the lens unit is installed and exposed on the front end surface of the front end, and the outer peripheral surface and/or outer peripheral surface of the front end is concavely provided with helical lines extending helically forward and backward. The endoscope device with a support frame according to any one of Claims 2 to 12, wherein the support rod is in the shape of a hollow tube. The endoscope device with a support frame according to any one of Claims 2 to 12, wherein the support rod is in the shape of a solid rod. The endoscope device with a support frame as claimed in claim 2 or 3, wherein the support rod is in the shape of a spring tube. The endoscope device with a support frame as claimed in claim 4 or 8, wherein the support seat part is embedded and fixed on the inner peripheral surface of the insertion tube. As described in claim 5 or 9, the endoscope device with a support frame, wherein the fixing pieces radially pass through the insertion tube, and are detachably screwed and fixed to the support seat.

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