CN112386219A - Neuroendoscopy sheath and manufacturing method thereof - Google Patents
Neuroendoscopy sheath and manufacturing method thereof Download PDFInfo
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- CN112386219A CN112386219A CN202011275298.9A CN202011275298A CN112386219A CN 112386219 A CN112386219 A CN 112386219A CN 202011275298 A CN202011275298 A CN 202011275298A CN 112386219 A CN112386219 A CN 112386219A
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- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/313—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for introducing through surgical openings, e.g. laparoscopes
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Abstract
The invention discloses a neuroendoscope sheath and a manufacturing method thereof, and the neuroendoscope sheath comprises an inner layer, wherein the inner layer is made of a plastic sheet, an iron sheet layer is sleeved on the outer wall of the inner layer, an outer layer is sleeved on the outer wall of the iron sheet layer, the outer layer is made of hemostatic cloth, a fixing device comprises a cylinder, four connecting rods are fixedly arranged on the outer wall of the bottom end of the cylinder at equal intervals along the circumferential direction, fixing blocks are fixedly arranged at the lower ends of the connecting rods, sliding grooves are formed in the lower ends of the fixing blocks, and sliding blocks are arranged in the sliding grooves in a sliding. Has the advantages that: can utilize fixing device to carry out the centre gripping fixedly to the endoscope sheath subassembly to need not the manual work and support fixedly to the endoscope sheath, not only reduced staff's the amount of labour, make the fixed more stable of endoscope sheath moreover, be favorable to going on smoothly of operation, and can adjust the bore and the length of endoscope sheath, thereby can make the endoscope sheath with the size of wound and the degree of depth looks adaptation of hematoma.
Description
Technical Field
The invention relates to the field of neuroendoscopy sheaths, in particular to a neuroendoscopy sheath and a manufacturing method thereof.
Background
Hypertensive cerebral hemorrhage is the key and difficult point for neurologists to treat, clinical fatality rate and disability rate of hypertensive cerebral hemorrhage are the first of all types of cerebral apoplexy, and most of researches show that surgical operation treatment is beneficial to cerebral hemorrhage patients with deteriorated consciousness or nerve function, and can reduce the fatality rate and disability rate of the cerebral hemorrhage patients. 60% of hypertensive cerebral hemorrhage occurs in basal ganglia areas, and the operation of opening a bone window to remove hematoma is one of important means for treating hypertensive cerebral hemorrhage, but the traditional operation of removing the intracranial hematoma has large operation wound, difficult removal of dead-angle hematoma and more postoperative complications. The appearance of neuroendoscopy operation enables a patient to accurately complete complex brain operations under the condition of minimal invasion, so that the neuroendoscopy operation is a powerful weapon for treating neurologic diseases.
Also have the supplementary sheath of relevant neuroendoscopy among the prior art in the use, need artifically support fixedly to the endoscope sheath, not only poor stability causes the active bleeding easily, has caused the supporter fatigue easily moreover for a long time, and the bore and the length of current endoscope sheath are fixed, can not change the length and the bore of sheath according to the degree of depth of hematoma and working channel's bore, and it is comparatively inconvenient during the use.
An effective solution to the problems in the related art has not been proposed yet.
Disclosure of Invention
The present invention provides a neuroendoscope sheath and a method for manufacturing the same, which are directed to the problems in the related art, so as to overcome the technical problems in the related art.
The technical scheme of the invention is realized as follows:
according to one aspect of the present invention, a neuroendoscopic sheath is provided.
The neuroendoscopy sheath comprises an endoscope sheath component, a fixing device and a limiting device, wherein the endoscope sheath component comprises an inner layer, the inner layer is made of plastic sheets, an iron sheet layer is sleeved on the outer wall of the inner layer, an outer layer is sleeved on the outer wall of the iron sheet layer, the outer layer is made of hemostatic cloth, the fixing device comprises a cylinder, four connecting rods are fixedly arranged on the outer wall of the bottom end of the cylinder at equal intervals along the circumferential direction, fixing blocks are fixedly arranged at the lower ends of the connecting rods, sliding grooves are formed in the lower ends of the fixing blocks, sliding blocks are slidably arranged in the sliding grooves, adhesive plates are fixedly arranged under the sliding blocks, adhesive coatings are arranged on the lower surfaces of the adhesive plates, four first threaded holes are formed in the side wall of the cylinder at equal intervals along the circumferential direction, first lead screws are connected in the first threaded holes in a threaded manner, one ends of the first lead screws extend into the cylinder, the first bearing is fixedly embedded in the outer wall of the clamping plate, electromagnets are fixedly arranged on the inner wall of the clamping plate, four sliding holes are formed in the upper end of the side wall of the cylinder at equal intervals along the circumferential direction, sliding rods are arranged in the sliding holes in a sliding manner, one end of each sliding rod is fixedly connected with the clamping plate, the limiting device comprises a first annular column, the first annular column is of a three-quarter annular structure, one end of the first annular column is fixedly provided with a second annular column, the second annular column is of a two-quarter annular structure, one end of the first annular column, far away from the second annular column, is provided with a sliding cavity, one end of the second annular column, far away from the first annular column, extends into the sliding cavity, the second annular column is in sliding connection with the inner wall of the sliding cavity, and the outer wall of one end of the first annular column, far away from the second, one end of the threaded cylinder extends into the sliding cavity, a second lead screw is connected with the threaded cylinder in a threaded manner, three clamping devices are fixedly arranged at the lower end of the first annular column at equal intervals, each clamping device comprises a fixed clamping plate, a fixed plate and a movable clamping plate, the fixed clamping plates are fixed below the first annular column, the fixed plates are fixedly connected with the outer wall of the first annular column through connecting plates, the fixed plates are matched with the fixed clamping plates, second threaded holes are formed in the middle parts of the fixed plates, adjusting bolts are connected with the second threaded holes in a threaded manner, second bearings are fixedly sleeved on the outer wall of one end, close to the fixed clamping plates, of each adjusting bolt, are fixedly embedded on one side of each movable clamping plate, the movable clamping plates and the fixed clamping plates are both in an arc-shaped plate structure, and hand-held handles are fixedly arranged on the outer wall of the, and silica gel anti-slip pads are fixedly arranged on the outer walls of the two sides of the handheld handle.
Furthermore, the clamping plate and the electromagnet are both in circular arc-shaped plate structures.
Furthermore, a limiting block is fixedly arranged at one end, far away from the clamping plate, of the sliding rod.
Furthermore, the first screw rod is far away from the fixed sleeve at the outer wall of one end of the first bearing and is provided with a first knob, and the outer wall of the first knob is processed with anti-skid convex patterns.
Further, the first annular column and the second annular column are both made of an elastic material.
Furthermore, the outer wall of the outer end of the second screw rod is fixedly sleeved with a second knob, and the outer wall of the second knob is processed with anti-skid convex patterns.
Furthermore, the inner walls of the fixed clamping plate and the movable clamping plate are fixedly provided with anti-skid rubber pads.
According to another aspect of the present invention, a method of manufacturing a neuroendoscopic sheath is provided.
The manufacturing method of the neuroendoscope sheath comprises the following steps:
(1) determining the length and diameter of the sheath;
(2) and manufacturing an inner layer and an iron sheet layer: preparing a transparent plastic sheet and an iron sheet, trimming the length of the firewood determined in the step (1) to obtain the long sides of the transparent plastic sheet and the iron sheet, calculating the circumference according to the diameter of the sheath determined in the step (1), and trimming the length of the circumference to obtain the wide sides of the transparent plastic sheet and the iron sheet to obtain an inner layer and an iron sheet layer;
(3) and manufacturing an outer layer: preparing a piece of medical hemostatic gauze, wherein the length of the medical hemostatic gauze is 0.3-6cm longer than that of the inner layer of the sheath, and the width of the medical hemostatic gauze is 0.5-0.9cm wider than that of the inner layer of the sheath;
(5) and manufacturing an endoscope sheath: rolling the inner layer into a cylindrical structure and bonding the inner layer with glue, then rolling the iron sheet layer into a cylindrical structure, sleeving the iron sheet layer on the outer wall of the inner layer and bonding the iron sheet layer with glue, and finally rolling the outer layer into a cylindrical structure, sleeving the iron sheet layer on the outer wall of the iron sheet layer and bonding the iron sheet layer with glue to obtain an inner lens sheath;
(6) and preparing a protective sheath: the upper end of the endoscope sheath is arranged between the movable clamping plates of the fixed clamping plates, and then the movable clamping plates are matched with the fixed clamping plates to clamp and fix the upper end of the endoscope sheath by turning the adjusting bolts.
Furthermore, the bonding parts of the inner layer, the iron sheet layer and the outer layer are positioned at the same side and are clamped and fixed through the movable clamping plate and the fixed clamping plate.
Compared with the prior art, the invention has the following beneficial effects: can utilize fixing device to carry out the centre gripping fixedly to the endoscope sheath subassembly to need not the manual work and support fixedly to the endoscope sheath, not only reduced staff's the amount of labour, make the fixed more stable of endoscope sheath moreover, be favorable to going on smoothly of operation, and can adjust the bore and the length of endoscope sheath, thereby can make the endoscope sheath with the size of wound and the degree of depth looks adaptation of hematoma.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural view of a neuroendoscopic sheath according to an embodiment of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
FIG. 3 is a schematic structural view of a fixing block in a neuroendoscope sheath according to an embodiment of the present invention;
FIG. 4 is a cross-sectional view of a fixation block and an adhesive plate in a neuroendoscopic sheath according to an embodiment of the present invention;
FIG. 5 is a cross-sectional view of an endoscope sheath assembly in a neuroendoscope sheath according to an embodiment of the present invention;
FIG. 6 is a bottom view of a stop assembly in a neuroendoscopic sheath according to an embodiment of the present invention;
fig. 7 is a cross-sectional view of a first annular post and a second annular post in a neuroendoscopic sheath in accordance with an embodiment of the present invention.
Reference numerals:
1. an inner layer; 2. an iron sheet layer; 3. an outer layer; 4. a cylinder; 5. a connecting rod; 6. a fixed block; 7. a chute; 8. a slider; 9. adhering the plate; 10. adhesive coating; 11. a first threaded hole; 12. a first lead screw; 13. a first bearing; 14. a splint; 15. an electromagnet; 16. a slide hole; 17. a slide bar; 18. a first annular column; 19. a second annular column; 20. a slide chamber; 21. a threaded barrel; 22. a second lead screw; 23. a clamping device; 24. fixing the clamping plate; 25. a fixing plate; 26. a movable splint; 27. a connecting plate; 28. a second threaded hole; 29. adjusting the bolt; 30. a second bearing; 31. a handle; 32. a silica gel non-slip pad; 33. a limiting block; 34. a first knob; 35. a second knob; 36. an anti-skid rubber pad; 37. an endoscope sheath assembly.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.
According to an embodiment of the present invention, a neuroendoscopic sheath is provided.
The neuroendoscopy sheath comprises an endoscope sheath component 37, a fixing device and a limiting device, wherein the endoscope sheath component 37 comprises an inner layer 1, the inner layer 1 is made of plastic sheets, an iron sheet layer 2 is sleeved on the outer wall of the inner layer 1, an outer layer 3 is sleeved on the outer wall of the iron sheet layer 2, the outer layer 3 is made of hemostatic cloth, the fixing device comprises a cylinder 4, four connecting rods 5 are fixedly arranged on the outer wall of the bottom end of the cylinder 4 at equal intervals along the circumferential direction, fixing blocks 6 are fixedly arranged at the lower ends of the connecting rods 5, sliding grooves 7 are respectively arranged at the lower ends of the fixing blocks 6, sliding blocks 8 are respectively arranged in the sliding grooves 7 in a sliding manner, adhesive plates 9 are respectively fixedly arranged below the sliding blocks 8, adhesive coatings 10 are respectively arranged on the lower surfaces of the adhesive plates 9, four first threaded holes 11 are respectively arranged on the side wall of the cylinder 4 at equal intervals along the circumferential direction, first, one end of the first screw rod 12 extends into the cylinder 4, the outer wall of the cylinder is fixedly sleeved with a first bearing 13, the first bearing 13 is fixedly embedded in the outer wall of a clamping plate 14, the inner wall of the clamping plate 14 is fixedly provided with an electromagnet 15, the upper end of the side wall of the cylinder 4 is provided with four sliding holes 16 at equal intervals along the circumferential direction, the sliding holes 16 are internally provided with sliding rods 17 in a sliding manner, one end of each sliding rod 17 is fixedly connected with the clamping plate 14, the limiting device comprises a first annular column 18, the first annular column 18 is of a three-quarter circular structure, one end of the first annular column 18 is fixedly provided with a second annular column 19, the second annular column 19 is of a two-quarter circular structure, one end of the first annular column 18, which is far away from the second annular column 19, is provided with a sliding cavity 20, and one end of the second annular column 19, which is far away from the first annular column 18, the second annular column 19 is slidably connected with the inner wall of the sliding cavity 20, the first annular column 18 is far away from the outer wall of one end of the second annular column 19, a threaded cylinder 21 is fixedly embedded in the outer wall of the other end of the second annular column 21, one end of the threaded cylinder 21 extends into the sliding cavity 20, a second lead screw 22 is connected with the threaded cylinder 21 in a threaded manner, three clamping devices 23 are fixedly arranged at the lower end of the first annular column 18 at equal intervals, each clamping device 23 comprises a fixed clamping plate 24, a fixed plate 25 and a movable clamping plate 26, the fixed clamping plate 24 is fixed below the first annular column 18, the fixed plate 25 is fixedly connected with the outer wall of the first annular column 18 through a connecting plate 27, the fixed plate 25 is matched with the fixed clamping plate 24, a second threaded hole 28 is formed in the middle part of the fixed plate 25, an adjusting bolt 29 is connected with the inner thread of the second threaded hole 28, and a second bearing 30 is fixedly arranged on, the second bearing 30 is fixedly embedded in one side of the movable clamping plate 26, the movable clamping plate 26 and the fixed clamping plate 24 are both arc-shaped plate-shaped structures, a handheld handle 31 is fixedly arranged on the outer wall of the middle of the first annular column 18, and silica gel anti-slip pads 32 are fixedly arranged on the outer walls of two sides of the handheld handle 31.
In a further embodiment, the clamping plate 14 and the electromagnet 15 are both in the shape of a circular arc plate.
In a further embodiment, a limit block 33 is fixedly arranged at one end of the slide bar 17 far away from the clamping plate 14.
In a further embodiment, a first knob 34 is fixedly sleeved on the outer wall of one end of the first screw rod 12 away from the first bearing 13, and anti-skid convex patterns are processed on the outer wall of the first knob 34.
In a further embodiment, said first annular column 18 and said second annular column 19 are both made of an elastic material.
In a further embodiment, the outer walls of the outer ends of the second lead screws 22 are fixedly sleeved with second knobs 35, and the outer walls of the second knobs 35 are processed with anti-skid convex patterns.
In a further embodiment, the inner walls of the fixed clamping plate 24 and the movable clamping plate 26 are both fixedly provided with anti-skid rubber pads 36.
The manufacturing method of the neuroendoscope sheath comprises the following steps:
s101, determining the length and the diameter of a sheath;
s103, manufacturing an inner layer and an iron sheet layer: preparing a transparent plastic piece and an iron piece, trimming the length of the firewood determined in the step 1 to obtain the long sides of the transparent plastic piece and the iron piece, calculating the circumference according to the diameter of the sheath determined in the step 1, trimming the wide sides of the transparent plastic piece and the iron piece according to the length of the circumference to obtain an inner layer and an iron piece layer;
s105, manufacturing an outer layer: preparing a piece of medical hemostatic gauze, wherein the length of the medical hemostatic gauze is 0.3-6cm longer than that of the inner layer of the sheath, and the width of the medical hemostatic gauze is 0.5-0.9cm wider than that of the inner layer of the sheath;
s107, manufacturing an endoscope sheath: rolling the inner layer into a cylindrical structure and bonding the inner layer with glue, then rolling the iron sheet layer into a cylindrical structure, sleeving the iron sheet layer on the outer wall of the inner layer and bonding the iron sheet layer with glue, and finally rolling the outer layer into a cylindrical structure, sleeving the iron sheet layer on the outer wall of the iron sheet layer and bonding the iron sheet layer with glue to obtain an inner lens sheath;
s109, preparing a protective sheath: the upper end of the endoscope sheath is arranged between the movable clamping plates of the fixed clamping plates, and then the movable clamping plates are matched with the fixed clamping plates to clamp and fix the upper end of the endoscope sheath by turning the adjusting bolts.
For the convenience of understanding the technical solutions of the present invention, the following detailed description will be made on the working principle or the operation mode of the present invention in the practical process.
In practical application, the adhesive coating 10 of the adhesive plate 9 is adhered to the periphery of the wound of a patient, the center of the cylinder 4 is aligned with the wound of the patient, the cylinder 4 is fixed, the prepared endoscope sheath is arranged between the clamping plates 14 on two sides, the clamping plates 14 can be attached to the outer wall of the endoscope sheath by rotating the first lead screw 12 through the first knob 34 and matching the limiting action of the slide bar 17, then the depth of the endoscope sheath extending into the wound can be controlled through the handle 31, the electromagnet 15 is electrified after reaching the specified depth, the iron sheet layer 2 in the endoscope sheath can be adsorbed and fixed by the electromagnet 15, the endoscope sheath assembly 37 can be clamped and fixed by the fixing device, the endoscope sheath does not need to be manually supported and fixed, the labor capacity of workers is reduced, the fixing of the endoscope sheath is more stable, and smooth operation is facilitated, and can adjust the bore and the length of endoscope sheath to can make endoscope sheath and the size of wound and the degree of depth looks adaptation of hematoma, and when the viscose coating 10 adhesive capacity on the adhesion board 9 became invalid, can dismantle adhesion board 9 from fixed block 6 and change, thereby can make fixing device reuse, and can utilize activity splint 26 and fixed splint 24 to carry out the centre gripping fixed to the bonding department of endoscope sheath, make endoscope sheath difficult loose.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a neural endoscope sheath, characterized in that, includes endoscope sheath subassembly (37), fixing device and stop device, endoscope sheath subassembly (37) includes inlayer (1), inlayer (1) is made by the plastic film.
2. The neuroendoscope sheath according to claim 1, wherein the outer wall of the inner layer (1) is sleeved with an iron sheet layer (2), the outer wall of the iron sheet layer (2) is sleeved with an outer layer (3), the outer layer (3) is made of hemostatic cloth, the fixing device comprises a cylinder (4), the outer wall of the bottom end of the cylinder (4) is fixedly provided with four connecting rods (5) at equal intervals along the circumferential direction, the lower ends of the connecting rods (5) are fixedly provided with fixing blocks (6), the lower ends of the fixing blocks (6) are respectively provided with a sliding groove (7), the sliding grooves (7) are respectively provided with a sliding block (8) in a sliding manner, an adhesive plate (9) is fixedly arranged below the sliding block (8), the lower surface of the adhesive plate (9) is respectively provided with an adhesive coating (10), the side wall of the cylinder (4) is provided with four first threaded holes (11) at equal intervals along the, equal threaded connection has first lead screw (12) in first screw hole (11), first lead screw (12) one end stretches into in drum (4) and the fixed cover of outer wall are equipped with first bearing (13), first bearing (13) are fixed to be inlayed and are established at splint (14) outer wall, splint (14) inner wall all is fixed and is equipped with electro-magnet (15), drum (4) lateral wall upper end is seted up the equal interval along the circumferencial direction and is quantity four slide opening (16), it is equipped with slide bar (17) all to slide in slide opening (16), slide bar (17) one end with splint (14) fixed connection, stop device includes first annular post (18), just first annular post (18) are three ring structure of quarter, first annular post (18) one end is fixed and is equipped with second annular post (19), second annular post (19) are two-quarter ring structure, keep away from first annular post (18) second annular post (19) one end has been seted up sliding chamber (20), second annular post (19) keep away from first annular post (18) one end stretches into in sliding chamber (20), just second annular post (19) with sliding chamber (20) inner wall sliding connection, first annular post (18) are kept away from second annular post (19) one end outer wall is fixed to be inlayed and is equipped with a screw thread section of thick bamboo (21), just screw thread section of thick bamboo (21) one end stretches into in sliding chamber (20), screw thread section of thick bamboo (21) female connection has second lead screw (22), equidistant fixed clamping device (23) that are equipped with quantity for three of first annular post (18) lower extreme, clamping device (23) are including fixed splint (24), fixed plate (25) and activity splint (26), fixed splint (24) are fixed under first annular post (18), the fixing plate (25) is fixedly connected with the outer wall of the first annular column (18) through a connecting plate (27), the fixing plate (25) is matched with the fixing clamping plate (24), the middle parts of the fixing plates (25) are provided with second threaded holes (28), an adjusting bolt (29) is connected with the inner thread of the second threaded hole (28), a second bearing (30) is fixedly sleeved on the outer wall of one end, close to the fixed clamping plate (24), of the adjusting bolt (29), the second bearing (30) is fixedly embedded at one side of the movable splint (26), the movable clamping plate (26) and the fixed clamping plate (24) are both in circular arc plate-shaped structures, a hand-held handle (31) is fixedly arranged on the outer wall of the middle part of the first annular column (18), and the outer walls of the two sides of the hand-held handle (31) are both fixedly provided with silica gel anti-slip pads (32), the clamping plate (14) and the electromagnet (15) are both in circular arc-shaped plate structures;
in practical application, the adhesive coating (10) of the adhesive plate (9) is adhered to the periphery of a wound of a patient, the center of the cylinder (4) is aligned with the wound of the patient, the cylinder (4) is fixed, the manufactured endoscope sheath is placed between the clamping plates (14) on two sides, the first screw rod (12) is rotated through the first knob (34) and matched with the limiting effect of the sliding rod (17), so that the clamping plates (14) can be attached to the outer wall of the endoscope sheath, the depth of the endoscope sheath extending into the wound can be controlled through the handheld handle (31), the electromagnet (15) is electrified after the specified depth is reached, and the electromagnet (15) can be used for conducting electric current on the iron sheet layer (2), L, M, C and C in the endoscope sheath; the utility model discloses a, adsorb fixedly, thereby can utilize fixing device to carry out the centre gripping fixedly to endoscope sheath subassembly (37), thereby need not artifical and support fixedly to the endoscope sheath, not only reduced staff's the amount of labour, and make the fixed more stable of endoscope sheath, be favorable to going on smoothly of operation, and can adjust the bore and the length of endoscope sheath, thereby can make the endoscope sheath and the size of wound and the degree of depth looks adaptation of hematoma, and when viscose coating (10) adhesive bonding ability on adhesion plate (9) became invalid, can dismantle adhesion plate (9) from fixed block (6) and change, thereby can make fixing device recycle, and can utilize movable splint (26) and fixed splint (24) to carry out the centre gripping fixedly to the bonding department of endoscope sheath, make the endoscope sheath difficult loose.
3. A neuroendoscopic sheath according to claim 2, wherein a stop block (33) is fixedly arranged at one end of the slide bar (17) far away from the splint (14).
4. The neuroendoscope sheath according to claim 3, wherein a first knob (34) is fixedly sleeved on the outer wall of one end of the first lead screw (12) far away from the first bearing (13), and anti-skid convex patterns are processed on the outer wall of the first knob (34).
5. A neuroendoscopic sheath according to claim 4, wherein the first annular post (18) and the second annular post (19) are both made of an elastic material.
6. The neuroendoscopy sheath of claim 5, wherein the outer wall of the outer end of the second lead screw (22) is fixedly sleeved with a second knob (35), and the outer wall of the second knob (35) is processed with anti-skid convex patterns.
7. A neuroendoscopic sheath according to claim 6, wherein the inner walls of the fixed splint (24) and the movable splint (26) are fixed with anti-skid rubber pads (36).
8. A method for manufacturing a neuroendoscopy sheath according to claim 7, comprising the steps of:
(1) determining the length and diameter of the sheath;
(2) and manufacturing an inner layer and an iron sheet layer: preparing a transparent plastic sheet and an iron sheet, trimming the length of the firewood determined in the step (1) to obtain the long sides of the transparent plastic sheet and the iron sheet, calculating the circumference according to the diameter of the sheath determined in the step (1), and trimming the length of the circumference to obtain the wide sides of the transparent plastic sheet and the iron sheet to obtain an inner layer and an iron sheet layer;
(3) and manufacturing an outer layer: preparing a piece of medical hemostatic gauze, wherein the length of the medical hemostatic gauze is 0.3-6cm longer than that of the inner layer of the sheath, and the width of the medical hemostatic gauze is 0.5-0.9cm wider than that of the inner layer of the sheath;
(5) and manufacturing an endoscope sheath: rolling the inner layer into a cylindrical structure and bonding the inner layer with glue, then rolling the iron sheet layer into a cylindrical structure, sleeving the iron sheet layer on the outer wall of the inner layer and bonding the iron sheet layer with glue, and finally rolling the outer layer into a cylindrical structure, sleeving the iron sheet layer on the outer wall of the iron sheet layer and bonding the iron sheet layer with glue to obtain an inner lens sheath;
(6) and preparing a protective sheath: the upper end of the endoscope sheath is arranged between the movable clamping plates of the fixed clamping plates, and then the movable clamping plates are matched with the fixed clamping plates to clamp and fix the upper end of the endoscope sheath by turning the adjusting bolts.
9. The manufacturing method of a neuroendoscope sheath according to claim 8, wherein the bonding positions of the inner layer, the iron sheet layer and the outer layer are all located on the same side and are clamped and fixed by the movable clamping plate and the fixed clamping plate.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116115165A (en) * | 2023-04-18 | 2023-05-16 | 兰州大学第一医院 | Endoscope for neurosurgery |
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| JP2004137759A (en) * | 2002-10-17 | 2004-05-13 | Sekisui Chem Co Ltd | Spiral guide-way attached riser pipe line and supporting structure of double pipe |
| CN201595811U (en) * | 2008-12-19 | 2010-10-06 | 孙颖浩 | Flexible cystoscope sheath for continuous irrigation |
| JP2014200330A (en) * | 2013-04-01 | 2014-10-27 | テルモ株式会社 | Introducer sheath and introducer assembly |
| CN104771222A (en) * | 2015-03-17 | 2015-07-15 | 绍兴第二医院 | Neuroendoscopic sheath manufacturing method and neuroendoscopic sheath |
| CN209122431U (en) * | 2018-06-21 | 2019-07-19 | 天新福（北京）医疗器材股份有限公司 | A kind of transparent nerve endoscope sheath with fixed device |
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| CN116115165A (en) * | 2023-04-18 | 2023-05-16 | 兰州大学第一医院 | Endoscope for neurosurgery |
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