CN112155649B - Universal matched water spraying device for orthopedic grinding drill - Google Patents
Universal matched water spraying device for orthopedic grinding drill Download PDFInfo
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- CN112155649B CN112155649B CN202011078049.0A CN202011078049A CN112155649B CN 112155649 B CN112155649 B CN 112155649B CN 202011078049 A CN202011078049 A CN 202011078049A CN 112155649 B CN112155649 B CN 112155649B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/1695—Trepans or craniotomes, i.e. specially adapted for drilling thin bones such as the skull
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- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/08—Accessories or related features not otherwise provided for
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B2017/1602—Mills
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2217/00—General characteristics of surgical instruments
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- A61B2217/007—Auxiliary appliance with irrigation system
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Abstract
The invention belongs to the technical field of medical instruments, and particularly relates to a universal matched water spraying device for an orthopedic grinding drill, which comprises a fixing ring, wherein two threaded holes are symmetrically formed in the side wall of the fixing ring, limiting bolts are connected to the threaded holes in a threaded manner and used for fixing the grinding drill, more than two telescopic rods are fixed on the side wall of the fixing ring at equal intervals along the circumferential direction of the side wall of the fixing ring, a reset spring is wound on the surface of each telescopic rod, one end, away from the fixing ring, of each telescopic rod is fixed with a first ring, two ends of each reset spring are respectively fixed on the fixing ring and the first ring, and the first ring is of a; according to the invention, the second ring is attached to the surface of the bone of the patient, so that the water sprayed to the surface of the bone of the patient for cooling cannot flow freely and drip, and the recovery of the cooling water is realized, thereby ensuring the cleanness of the operation site, avoiding the flow of the cooling water around, and further avoiding the pollution to the operation equipment.
Description
Technical Field
The invention belongs to the technical field of medical instruments, and particularly relates to a universal matched water spraying device for an orthopedic grinding drill.
Background
Osteology is also known as orthopedics. Is a specialty or discipline of medicine, which is specialized in studying the anatomy, physiology and pathology of the skeletal muscle system, maintaining and developing the normal morphology and function of the system using drugs, surgery and physical methods, and treating injuries and diseases of the system. In the process of orthopedic surgery, a large number of orthopedic grinding drills need to be used, and in order to prevent heat generated when bone is ground at high speed in the use process of the grinding drills from damaging bone cells, an assistant is usually required to inject water into a grinding area by using an injector to reduce the local temperature of a drill bit and a grinding bone surface. However, this procedure requires a good fit between the assistant and the operator, otherwise the location of the water injection is difficult to accurately concentrate to the surgical site, which affects the progress of the surgery, and the surgical nurse is required to fit the delivery syringe, which can easily cause the syringe to prick the assistant.
Craniotomy is also called craniotomy and is generally clinically an operation performed under the conditions of craniocerebral injury of a patient or removal of brain tumor of the patient. In general, a U-shaped opening is cut on the scalp of a patient's affected part, then several holes are made in the skull, and the skull is placed back to suture the wound after the corresponding skull is removed and medical procedures are performed.
The prior art also discloses technical schemes related to water spraying commonly used for orthopaedics grinding and drilling, for example, a chinese patent with application number CN201410717757.2, which discloses a water spraying device commonly used for orthopaedics grinding and drilling, comprising a grinding and drilling bit, a taper sleeve, a grinding and drilling handle, two water injection pipelines and a buckle, wherein the water injection pipeline is sleeved outside the bit, so that during grinding, water for cooling is directly injected to a grinding area through the grinding and drilling bit through the circular pipeline, not only can uniformly cool the bit, but also can accurately inject water to a ground bone surface, no additional injector is needed by an assistant for water injection, the purpose of saving manpower is achieved, and related complications are avoided, but injected water is not recovered, for operations requiring long-time grinding and drilling, such as craniotomy, more water is often needed to be injected, injected water flows everywhere without recovery, the operation table is easily polluted, thereby influencing the operation.
Therefore, the invention provides a water spraying device commonly used for an orthopedic grinding drill, which is characterized in that a ring II is attached to the surface of a skull of a patient, so that water sprayed to the surface of the skull of the patient for cooling cannot flow freely and drip, and the recovery of cooling water is realized, thereby ensuring the cleanness of an operation site, avoiding the flowing of the cooling water all around and further avoiding the pollution to operation equipment.
Disclosure of Invention
In order to make up for the defects of the prior art, the water spraying device commonly matched with the bone grinding drill in the orthopedics department, which is provided by the invention, has the advantages that the second ring is attached to the surface of the skull of the patient, so that the water sprayed to the surface of the skull of the patient for cooling cannot flow freely and drip, the recovery of the cooling water is realized, the cleanness of an operation site is ensured, the cooling water is prevented from flowing everywhere, and the pollution to operation equipment is further avoided.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a universal matched water spraying device for an orthopedic grinding drill, which comprises a fixed ring, wherein two threaded holes are symmetrically formed in the side wall of the fixed ring, limiting bolts are connected to the threaded holes in a threaded manner and used for fixing the grinding drill, more than two telescopic rods are fixed on the side wall of the fixed ring at equal intervals along the circumferential direction of the side wall of the fixed ring, a return spring is wound on the surface of each telescopic rod, a first ring is fixed at one end of each telescopic rod, which is far away from the fixed ring, two ends of each return spring are respectively fixed on the fixed ring and the first ring, the first ring is of a cavity structure, a water inlet pipe is arranged in the inner cavity of the first ring, one end, which is far away from the first ring, of each water inlet pipe is connected with a water pump, a connecting pipe is arranged at the water inlet of the water pump, the guide rod is of a cavity structure, the cavity of the guide rod is communicated with the cavity of the first ring, one end, away from the first ring, of the guide rod is fixedly provided with the first spray head, one end, away from the first ring, of the guide rod is fixedly provided with the second ring, the section width value of one end, close to the first ring, of the second ring is larger than that of the other end of the second ring, one end, away from the first ring, of the second ring is fixedly provided with a sealing ring, the sealing ring is made of silica gel materials, the guide rod is located on the inner side wall of the second ring, a water outlet hole is formed in the side wall of the second ring, the water outlet hole is of a flat structure and located at the bottom of the inner side wall of the second ring, a water outlet hole is formed in the position of the water; when the water spraying device works, the injected water is not recovered by the existing operation water spraying device, and for operations requiring long-time abrasive drilling, such as craniotomy, more water is often required to be sprayed, and the sprayed water flows everywhere without being recovered, so that an operating table is easily polluted, and the operation is influenced, and the problem is solved by the water spraying device; adjusting the placing position of the skull before the operation, and fixing the skull to ensure that the drilling position of the skull is in a horizontal or inclined upward state; the grinding drill shell penetrates through the fixing ring, the limiting bolt is rotated, the distance between the limiting bolt and the grinding drill shell is shortened under the action of the threaded hole, the grinding drill shell is tightly pressed against the limiting bolt, the grinding drill shell is limited, and meanwhile the connecting pipe is placed into a water pool; starting the abrasive drill to enable the abrasive drill bit to rotate, simultaneously filling water into the water tank, starting the water pump through a switch, attaching the second ring and the sealing ring to the position needing drilling, and aligning the abrasive drill bit to the drilling point, so that the drilling point is located at the center of the second ring; then, a user holds the abrasive drilling shell to move towards the direction of the skull, so that the abrasive drilling bit is close to the skull of the patient, the second ring and the sealing ring are abutted against the skull in the process of approaching the abrasive drilling bit, and the telescopic rod and the reset spring are extruded when the abrasive drilling shell moves, so that the abrasive drilling bit can normally move and the second ring is kept still; the water pump sends water in the water tank into the inner cavity of the first ring, so that cooling water moves to the first spray head from the inner cavity of each guide rod and is sprayed out from the first spray head; the cooling water sprayed from the first spray head is sprayed on the surface of the skull of the patient, so that heat generated during drilling of the abrasive drilling drill bit is taken away, the cooling water flows downwards to the inner surface of the second ring along the surface of the skull of the patient, and a gap between the second ring and the skull is blocked by the sealing ring, so that the cooling water is gathered between the inner ring of the second ring and the skull; because the section width of the second ring has gradient, the height of one end of the second ring close to the skull of the patient is lower than that of the other end of the second ring far away from the skull, and therefore the cooling water flowing down is gathered at one side of the second ring close to the skull; when the cooling water is gathered in the second ring, the cooling water moves to the water outlet hole and enters the water outlet hole, the cooling water flows out of the drain pipe, the cooling water is recycled, and the drain pipe is led into the waste water recycling device; according to the invention, the second ring is attached to the surface of the skull of the patient, so that the water sprayed to the surface of the skull of the patient for cooling cannot flow freely and drip, and the recovery of the cooling water is realized, thereby ensuring the cleanness of the operation site, avoiding the flow of the cooling water around, and further avoiding the pollution to the operation equipment; meanwhile, the cooling water sprayed by the first spray heads covers the skull of the patient, so that heat in the punching process is absorbed in time, and the problem that the patient is injured due to high temperature generated by punching is avoided; in addition, skull powder and bone dregs generated in the working process of the abrasive drilling bit are dissolved in cooling water in time, so that splashing of the bone dregs is reduced, the cleanness of the field environment is protected, and the injury and influence on medical care personnel are avoided.
Preferably, a first fork tube is arranged on the side wall of the guide rod at the top, the inner cavity of the first fork tube is communicated with the inner cavity of the top guide rod, a spray nozzle is arranged at one end, away from the top guide rod, of the first fork tube, and one end, away from the top guide rod, of the first fork tube is close to the axis of the second ring; when the grinding drill bit works, the grinding drill bit can drive cooling water to rotate when rotating, so that the cooling water can splash, and the working development of workers is influenced; through being provided with the Y-shaped tube, the cooling water removes to Y-shaped tube department and enters into spray nozzle department from the inner chamber of A-shaped tube in the guide arm inner chamber at top, the cooling water forms water smoke from spray nozzle department blowout, water smoke covers the abrasive drilling drill bit, make the water droplet that the abrasive drilling head band played and the bone meal of departure isolated by the water smoke and dissolve in water smoke, thereby make the water droplet that the abrasive drilling head band played and partial bone meal drip under the effect of water smoke on No. two intra-annular walls, and then make the probability that produces the splashing reduce among the punching process, make user one end operational environment clean, user's operational safety has also been improved, avoid the water droplet or the bone meal of departure to enter into user's eyes.
Preferably, a storage box is fixed at the upper bottom of the inner side wall of the second ring, the storage box is made of grid plates, the distance between the storage box and the first ring is greater than the distance between the water outlet hole and the first ring, and the storage box is adjacent to the water outlet hole; when the grinding drill works, if large bone residues are generated during the grinding drill work, the bone residues fall into the water outlet hole to possibly cause the blockage of the water outlet hole, so that the recovery of cooling water is influenced; by arranging the storage box, the cooling water falls into the bottom of the second ring when moving on the surface of the skull, and firstly falls into the storage box in the moving process of the cooling water, and large-volume bone residues mixed in the cooling water are filtered by the filtering action of a grid plate of the storage box, so that the volume of impurities in the cooling water is reduced, and the cooling water can easily pass through the water outlet hole; the cooling water discharge efficiency is improved through the storage box, so that the cooling water recovery efficiency is ensured, the cooling water leakage probability is reduced, and the normal operation is ensured; clear up the receiver after the operation is accomplished for receiver repeatedly usable.
Preferably, a second fork tube is fixed on the side wall of the guide rod at the bottom, the inner cavity of the second fork tube is communicated with the inner cavity of the bottom guide rod, a flushing nozzle is arranged at one end, away from the bottom guide rod, of the second fork tube, the flushing nozzle is of an arc-shaped structure, and the flushing nozzle is opposite to the water outlet hole; when the cooling water works, bone powder and bone residues and blood of a patient exist in the cooling water, the blood is coagulated after contacting with air, and the coagulated blood can possibly cause the blockage of a water outlet hole; by arranging the second fork tube, cooling water enters the inner cavity of the second fork tube when moving to the position of the second fork tube from the inner cavity of the guide rod at the bottom, and enters the flushing nozzle from the inner cavity of the second fork tube; the cooling water is sprayed out from the position of the flushing nozzle over against the water outlet hole, so that condensation generated at the water outlet hole is flushed away, and foreign matters such as bone residues and the like existing at the water outlet hole are also taken away; the arc-shaped flushing nozzle enables the flushing nozzle to cover the whole water outlet hole, so that the water outlet hole can be fully flushed, condensation caused by local condensation is prevented from being gradually increased, and continuous work of the water outlet hole is guaranteed; through being provided with bath shower nozzle, because of bath shower nozzle department spun cooling water is fast for the probability that outlet opening department produced the condensation descends, thereby has reduced the probability that the outlet opening blockked up, and then has guaranteed waste water recovery's efficiency.
Preferably, more than two guide grooves are formed in the inner side wall of the second ring, more than two through holes are formed in the bottom of the side wall of the storage box, and the through holes correspond to the guide grooves one by one; when the bone powder spraying device works, the bone powder is in contact with the inner side wall of the second ring in the splashing process through the guide groove and is dissolved in water mist and cooling water sprayed by the first spray head; the bone meal enters the containing box along the guide groove and through the through hole in the flowing process of the cooling water dissolved with the bone meal, so that the bone meal can fully enter the containing box; the cooling water that has the bone meal flows into outlet opening department after the filtration of receiver for large granule foreign matter reduces in the cooling water, thereby has improved the efficiency of passing through of outlet opening department waste water, further reduction the jam probability of apopore.
Preferably, the water spraying speed of the first spray head positioned at the top is lower than that of the first spray head positioned at the bottom, the water spraying direction of the first spray head positioned at the top is a horizontal direction, and the first spray head positioned at the bottom is opposite to the abrasive drilling bit; when the cooling device works, the flow speed of water flow sprayed by the first spray head at the top is low, the flow is large, the water flow can flow downwards along the top surface of the skull, the coverage area of the water flow is increased, enough water flow can be obtained at the punching position for cooling, and the cooling efficiency is ensured; the speed of a shower nozzle spun rivers velocity of flow of bottom is fast and just to the abrasive drilling drill bit make the bone meal of adhesion and bone sediment on the abrasive drilling drill bit washed away to guaranteed abrasive drilling's work efficiency, simultaneously, a shower nozzle of bottom makes rivers produce and scatters and form the protective screen facing to abrasive drilling drill bit water spray, thereby makes the abrasive drilling headband bone meal that rises and the foreign matter that splashes blocked, further improvement user's operational safety.
The invention has the following beneficial effects:
1. according to the universal matched water spraying device for the orthopedic grinding drill, the second ring is attached to the surface of the skull of the patient, so that water sprayed to the surface of the skull of the patient for cooling cannot flow and drip freely, the cooling water is recycled, the cleanness of an operation site is guaranteed, the cooling water is prevented from flowing around, and the pollution to operation equipment is avoided.
2. According to the universal matched water spraying device for the orthopedic grinding drill, the first spray head is used for spraying water, and the water mist is sprayed out by the spray nozzle to block bone powder and bone residues, so that the splashing degree of the bone powder and the bone residues is reduced, the cleanness of the field environment is ensured, and the safe operation of a user is also ensured.
3. According to the universal matched water spraying device for the orthopedic grinding drill, the water outlet hole is washed through the arrangement of the water flushing spray head, so that the probability of blockage at the water outlet hole is reduced, and normal drainage of the water outlet hole is guaranteed.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a three-dimensional view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a schematic structural view of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3 at B;
FIG. 5 is a schematic view of the working state of the present invention;
in the figure: 1. a fixing ring; 2. a limit bolt; 3. a telescopic rod; 4. a return spring; 5. a first ring; 6. a water inlet pipe; 7. a water pump; 8. a connecting pipe; 9. a guide bar; 10. a first spray head; 11. ring II; 12. a seal ring; 13. a water outlet hole; 14. a drain pipe; 15. a first fork tube; 16. a spray nozzle; 17. a storage box; 18. a second fork tube; 19. a flushing nozzle; 20. a guide groove; 21. and a through hole.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 5, the universal assorted water spraying device for orthopedic grinding drills comprises a fixing ring 1, wherein two threaded holes are symmetrically formed in the side wall of the fixing ring 1, limit bolts 2 are connected to the threaded holes in a threaded manner, the limit bolts 2 are used for fixing the grinding drills, more than two telescopic rods 3 are fixed to the side wall of the fixing ring 1 at equal intervals along the circumferential direction of the fixing ring, a reset spring 4 is wound on the surface of each telescopic rod 3, a first ring 5 is fixed to one end, away from the fixing ring 1, of each telescopic rod 3, two ends of each reset spring 4 are respectively fixed to the fixing ring 1 and the first ring 5, each first ring 5 is of a cavity structure, a water inlet pipe 6 is arranged in an inner cavity of each first ring 5, one end, away from the first ring 5, of each water inlet pipe 6 is connected with a water pump 7, a connecting pipe 8 is arranged at the water, one side of No. 5 ring keeping away from solid fixed ring 1 is fixed with guide arm 9 along its circumference equidistance, guide arm 9 is the cavity structure, the cavity of guide arm 9 with the cavity intercommunication of No. 5 ring, the one end that No. 5 ring was kept away from to guide arm 9 is fixed with shower nozzle 10, the one end that No. 5 ring was kept away from to guide arm 9 is fixed with No. two rings 11, No. two rings 11 are close to the one end cross-sectional width value of No. 5 ring and are greater than the cross-sectional width value of its other end, No. two rings 11 one end of keeping away from No. 5 ring is fixed with sealing washer 12, sealing washer 12 adopts the silica gel material to make, guide arm 9 is located No. two rings 11 inside walls, be equipped with apopore 13 on No. 11 side wall, apopore 13 is the platykurtic structure, apopore 13 is located No. two rings 11 inside wall bottoms, apopore 13 department is equipped with drain, the fixed ring 1 is provided with a switch which is electrically connected with the water pump 7; when the water spraying device works, the injected water is not recovered by the existing operation water spraying device, and for operations requiring long-time abrasive drilling, such as craniotomy, more water is often required to be sprayed, and the sprayed water flows everywhere without being recovered, so that an operating table is easily polluted, and the operation is influenced, and the problem is solved by the water spraying device; adjusting the placing position of the skull before the operation, and fixing the skull to ensure that the drilling position of the skull is in a horizontal or inclined upward state; the grinding drill shell penetrates through the fixing ring 1, the limiting bolt 2 is rotated, the distance between the limiting bolt 2 and the grinding drill shell is shortened under the action of the threaded hole, the grinding drill shell is tightly pressed against the limiting bolt, the grinding drill shell is limited, and meanwhile the connecting pipe 8 is placed into a water pool; starting the abrasive drill to enable the abrasive drill bit to rotate, simultaneously filling water into the water tank, starting the water pump 7 through a switch, attaching the second ring 11 and the sealing ring 12 to the position needing drilling, and aligning the abrasive drill bit to the drilling point, so that the drilling point is located at the center of the second ring 11; then, a user holds the abrasive drilling shell to move towards the direction of the skull, so that the abrasive drilling bit is close to the skull of the patient, the second ring 11 and the sealing ring 12 are abutted against the skull in the process of approaching the abrasive drilling bit, and the telescopic rod 3 and the return spring 4 are extruded when the abrasive drilling shell moves, so that the abrasive drilling bit can normally move and the second ring 11 is kept still; the water pump 7 sends water in the water tank into the inner cavity of the first ring 5, so that cooling water moves to the first spray head 10 from the inner cavity of each guide rod 9 and is sprayed out of the first spray head 10; the cooling water sprayed from the first spray head 10 is sprayed on the surface of the skull of the patient, so that heat generated during drilling of the abrasive drilling bit is taken away, the cooling water flows downwards to the inner surface of the second ring 11 along the surface of the skull of the patient, and a gap between the second ring 11 and the skull is blocked by the sealing ring 12, so that the cooling water is gathered between the inner ring of the second ring 11 and the skull; because the section width of the second ring 11 has gradient, the height of one end of the second ring 11 close to the skull of the patient is lower than that of the other end of the second ring 11 far away from the skull, so that the cooling water flowing down is gathered at one side of the second ring 11 close to the skull; when the cooling water is collected in the second ring 11, the cooling water moves to the water outlet hole 13 and enters the water outlet hole 13, the cooling water flows out of the water discharge pipe 14, the cooling water is recycled, and the water discharge pipe 14 is led into the wastewater recycling device; according to the invention, the second ring 11 is attached to the surface of the skull of the patient, so that the water sprayed to the surface of the skull of the patient for cooling cannot flow freely and drip, and the cooling water is recycled, thereby ensuring the cleanness of the operation site, avoiding the flow of the cooling water around, and further avoiding the pollution to the operation equipment; meanwhile, the cooling water sprayed by the first spray heads 10 covers the skull of the patient, so that heat in the punching process is absorbed in time, and the problem that the patient is injured due to high temperature generated by punching is avoided; in addition, skull powder and bone dregs generated in the working process of the abrasive drilling bit are dissolved in cooling water in time, so that splashing of the bone dregs is reduced, the cleanness of the field environment is protected, and the injury and influence on medical care personnel are avoided.
As a specific embodiment of the invention, a first fork tube 15 is arranged on the side wall of the guide rod 9 at the top, the inner cavity of the first fork tube 15 is communicated with the inner cavity of the top guide rod 9, a spray nozzle 16 is arranged at one end of the first fork tube 15 far away from the top guide rod 9, and one end of the first fork tube 15 far away from the top guide rod 9 is close to the axis of the second ring 11; when the grinding drill bit works, the grinding drill bit can drive cooling water to rotate when rotating, so that the cooling water can splash, and the working development of workers is influenced; through being provided with Y-shaped tube 15, cooling water moves to Y-shaped tube 15 department and enters into spray nozzle 16 department from the inner chamber of Y-shaped tube 15 in the guide arm 9 inner chamber at top, cooling water forms water smoke from spray nozzle 16 department blowout, water smoke covers the abrasive drilling drill bit, make the water droplet that the abrasive drilling head band played and the bone meal of departure isolated by the water smoke and dissolve in water smoke, thereby make the water droplet that the abrasive drilling head band played and some bone meal drip on No. two rings 11 inside walls under the effect of water smoke, and then make the probability that produces in the process of punching and splash reduce, make user one end operational environment clean, user's operational safety has also been improved, avoid the water droplet or the bone meal of departure to enter into user's eyes.
As a specific embodiment of the invention, a storage box 17 is fixed at the upper bottom of the inner side wall of the second ring 11, the storage box 17 is made of a grid plate, the distance between the storage box 17 and the first ring 5 is greater than the distance between the water outlet hole 13 and the first ring 5, and the storage box 17 is adjacent to the water outlet hole 13; when the grinding drill works, if large bone residues are generated during the grinding drill work, the bone residues fall into the water outlet hole 13, so that the water outlet hole 13 is possibly blocked, and the recovery of cooling water is influenced; by arranging the storage box 17, the cooling water falls into the bottom of the second ring 11 when moving on the surface of the skull, and firstly falls into the storage box 17 in the moving process of the cooling water, and large-volume bone residues mixed in the cooling water are filtered by the filtering action of a grid plate of the storage box 17, so that the volume of impurities in the cooling water is reduced, and the cooling water can easily pass through the water outlet hole 13; the cooling water discharging efficiency is improved through the storage box 17, so that the cooling water recycling efficiency is guaranteed, the cooling water leakage probability is reduced, and the normal operation is guaranteed; receiver 17 is cleared up after the operation is completed for receiver 17 repeatedly usable.
As a specific embodiment of the invention, a second fork tube 18 is fixed on the side wall of the guide rod 9 at the bottom, the inner cavity of the second fork tube 18 is communicated with the inner cavity of the bottom guide rod 9, a flushing nozzle 19 is arranged at one end of the second fork tube 18 far away from the bottom guide rod 9, the flushing nozzle 19 is of an arc-shaped structure, and the flushing nozzle 19 is opposite to the water outlet hole 13; when the cooling water works, bone powder and bone residues and blood of a patient exist in the cooling water, the blood is coagulated after contacting with air, and the coagulated blood can possibly cause the blockage of the water outlet hole 13; by arranging the second fork tube 18, cooling water enters the inner cavity of the second fork tube 18 when moving to the second fork tube 18 from the inner cavity of the guide rod 9 at the bottom, and enters the flushing nozzle 19 from the inner cavity of the second fork tube 18; the cooling water is sprayed out from the position of the flushing nozzle 19 to the water outlet hole 13, so that condensation generated at the position of the water outlet hole 13 is flushed away, and foreign matters such as bone residues and the like existing at the position of the water outlet hole 13 are also taken away; the arc-shaped flushing nozzle 19 enables the flushing nozzle 19 to cover the whole water outlet hole 13, so that the water outlet hole 13 can be fully flushed, condensation caused by local condensation is prevented from gradually increasing, and continuous work of the water outlet hole 13 is guaranteed; through being provided with bath shower nozzle 19, because of bath shower nozzle 19 department spun cooling water is fast for apopore 13 department produces the probability decline that condenses, thereby has reduced the probability that apopore 13 blockked up, and then has guaranteed waste water recovery's efficiency.
As a specific embodiment of the present invention, two or more guide grooves 20 are provided on the inner side wall of the second ring 11, two or more through holes 21 are provided at the bottom of the side wall of the storage box 17, and the through holes 21 correspond to the guide grooves 20 one to one; when the bone powder spraying device works, the bone powder is in contact with the inner side wall of the second ring 11 in the splashing process through the guide groove 20 and is dissolved in water mist and cooling water sprayed by the first spray head 10; the bone meal flows downwards along the inner side wall of the second ring 11 under the driving of water mist and cooling water sprayed by the first spray head 10, and the cooling water dissolved with the bone meal enters the containing box 17 along the guide groove 20 and through the through hole 21 in the flowing process, so that the bone meal can fully enter the containing box 17; the cooling water that has the bone meal flows into apopore 13 department after 17 filters of receiver for the large granule foreign matter in the cooling water reduces, thereby has improved the efficiency of passing through of 13 waste water in apopore, further reduction apopore 13's jam probability.
As a specific embodiment of the present invention, the water spraying speed of the first spray head 10 at the top is lower than that of the first spray head 10 at the bottom, the water spraying direction of the first spray head 10 at the top is a horizontal direction, and the first spray head 10 at the bottom is opposite to a drill bit; when the cooling device works, the flow speed of water flow sprayed by the first spray head 10 at the top is low, the flow is large, the water flow can flow downwards along the top surface of the skull, the coverage area of the water flow is increased, enough water flow can be obtained at the punching position for cooling, and the cooling efficiency is ensured; the shower nozzle 10 spun rivers velocity of flow of bottom is fast and just to the abrasive drilling make the bone meal of adhesion and bone sediment on the abrasive drilling washed away to guaranteed abrasive drilling's work efficiency, simultaneously, shower nozzle 10 of bottom is facing to abrasive drilling drill bit water spray and is making rivers produce and scatter and form the protective screen, thereby make the bone meal of abrasive drilling bandeau rising and the foreign matter that splashes blocked, further improvement user's operational safety.
When the water spraying device works, the injected water is not recovered by the existing operation water spraying device, and for operations requiring long-time abrasive drilling, such as craniotomy, more water is often required to be sprayed, and the sprayed water flows everywhere without being recovered, so that an operating table is easily polluted, and the operation is influenced, and the problem is solved by the water spraying device; adjusting the placing position of the skull before the operation, and fixing the skull to ensure that the drilling position of the skull is in a horizontal or inclined upward state; the grinding drill shell penetrates through the fixing ring 1, the limiting bolt 2 is rotated, the distance between the limiting bolt 2 and the grinding drill shell is shortened under the action of the threaded hole, the grinding drill shell is tightly pressed against the limiting bolt, the grinding drill shell is limited, and meanwhile the connecting pipe 8 is placed into a water pool; starting the abrasive drill to enable the abrasive drill bit to rotate, simultaneously filling water into the water tank, starting the water pump 7 through a switch, attaching the second ring 11 and the sealing ring 12 to the position needing drilling, and aligning the abrasive drill bit to the drilling point, so that the drilling point is located at the center of the second ring 11; then, a user holds the abrasive drilling shell to move towards the direction of the skull, so that the abrasive drilling bit is close to the skull of the patient, the second ring 11 and the sealing ring 12 are abutted against the skull in the process of approaching the abrasive drilling bit, and the telescopic rod 3 and the return spring 4 are extruded when the abrasive drilling shell moves, so that the abrasive drilling bit can normally move and the second ring 11 is kept still; the water pump 7 sends water in the water tank into the inner cavity of the first ring 5, so that cooling water moves to the first spray head 10 from the inner cavity of each guide rod 9 and is sprayed out of the first spray head 10; the cooling water sprayed from the first spray head 10 is sprayed on the surface of the skull of the patient, so that heat generated during drilling of the abrasive drilling bit is taken away, the cooling water flows downwards to the inner surface of the second ring 11 along the surface of the skull of the patient, and a gap between the second ring 11 and the skull is blocked by the sealing ring 12, so that the cooling water is gathered between the inner ring of the second ring 11 and the skull; because the section width of the second ring 11 has gradient, the height of one end of the second ring 11 close to the skull of the patient is lower than that of the other end of the second ring 11 far away from the skull, so that the cooling water flowing down is gathered at one side of the second ring 11 close to the skull; when the cooling water is collected in the second ring 11, the cooling water moves to the water outlet hole 13 and enters the water outlet hole 13, the cooling water flows out of the water discharge pipe 14, the cooling water is recycled, and the water discharge pipe 14 is led into the wastewater recycling device; according to the invention, the second ring 11 is attached to the surface of the skull of the patient, so that the water sprayed to the surface of the skull of the patient for cooling cannot flow freely and drip, and the cooling water is recycled, thereby ensuring the cleanness of the operation site, avoiding the flow of the cooling water around, and further avoiding the pollution to the operation equipment; meanwhile, the cooling water sprayed by the first spray heads 10 covers the skull of the patient, so that heat in the punching process is absorbed in time, and the problem that the patient is injured due to high temperature generated by punching is avoided; in addition, skull powder and bone dregs generated in the working process of the abrasive drilling bit are dissolved in cooling water in time, so that splashing of the bone dregs is reduced, the cleanness of the field environment is protected, and the injury and influence on medical care personnel are avoided.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a general supporting water jet equipment of orthopedics abrasive drilling which characterized in that: the grinding drill comprises a fixing ring (1), wherein two threaded holes are symmetrically formed in the side wall of the fixing ring (1), a limiting bolt (2) is connected to the threaded hole in a threaded manner, the limiting bolt (2) is used for fixing a grinding drill, more than two telescopic rods (3) are fixed to the side wall of the fixing ring (1) along the circumferential direction of the side wall in an equidistant manner, a reset spring (4) is wound on the surface of each telescopic rod (3), one end, away from the fixing ring (1), of each telescopic rod (3) is fixed with a first ring (5), the two ends of each reset spring (4) are respectively fixed on the fixing ring (1) and the first ring (5), each first ring (5) is of a cavity structure, a water inlet pipe (6) is arranged in the inner cavity of each first ring (5), one end, away from the first ring (5), of each water inlet pipe (6) is connected with a water, the connecting pipe (8) is used for connecting a water pool, one side of a ring (5) far away from a fixed ring (1) is fixed with guide rods (9) along the equal distance of the circumferential direction of the one side, the guide rods (9) are of a cavity structure, the cavity of the guide rods (9) is communicated with the cavity of the ring (5), one end of the guide rods (9) far away from the ring (5) is fixed with a spray head (10), one end of the guide rods (9) far away from the ring (5) is fixed with a second ring (11), one end section width value of the second ring (11) close to the ring (5) is larger than that of the other end of the second ring (11), one end of the second ring (11) far away from the ring (5) is fixed with a sealing ring (12), the sealing ring (12) is made of silica gel material, the guide rods (9) are positioned on the inner side wall of the second ring (11), and water outlet holes (13) are formed in the side wall of, the water outlet (13) is of a flat structure, the water outlet (13) is positioned at the bottom of the inner side wall of the second ring (11), a water outlet pipe (14) is arranged at the water outlet (13), the water outlet pipe (14) is used for discharging sewage, a switch is arranged on the fixing ring (1), and the switch is electrically connected with the water pump (7);
the top be equipped with fork (15) on guide arm (9) lateral wall, the inner chamber and the top guide arm (9) inner chamber intercommunication of fork (15), the one end that top guide arm (9) were kept away from in fork (15) is equipped with spraying nozzle (16), the axis that one end that top guide arm (9) were kept away from in fork (15) is close to No. two rings (11).
2. The universal matching water spraying device for the orthopedic grinding drill according to claim 1, characterized in that: no. two rings (11) inside wall upper bottom is fixed with receiver (17), receiver (17) adopt the grid tray to make, the distance is greater than between apopore (13) and a ring (5) between receiver (17) and a ring (5) apart from, receiver (17) are adjacent with apopore (13).
3. The universal matching water spraying device for the bone grinding drill according to claim 2, characterized in that: be located the bottom be fixed with fork pipe (18) No. two on guide arm (9) lateral wall, the inner chamber and bottom guide arm (9) inner chamber intercommunication of fork pipe (18) No. two, the one end that bottom guide arm (9) were kept away from in fork pipe (18) No. two is equipped with bath shower nozzle (19), bath shower nozzle (19) are the arc structure, bath shower nozzle (19) just are apopore (13).
4. The universal matching water spraying device for the bone grinding drill according to claim 3, characterized in that: be equipped with guide way (20) more than two on No. two ring (11) inside walls, the lateral wall bottom of receiver (17) is equipped with through-hole (21) more than two, through-hole (21) and guide way (20) one-to-one.
5. The universal matching water spraying device for the bone grinding drill according to claim 4, characterized in that: the water spraying speed of the first spray head (10) positioned at the top is lower than that of the first spray head (10) positioned at the bottom, the water spraying direction of the first spray head (10) positioned at the top is the horizontal direction, and the first spray head (10) positioned at the bottom is opposite to the abrasive drilling bit.
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| CN202011078049.0A CN112155649B (en) | 2020-10-10 | 2020-10-10 | Universal matched water spraying device for orthopedic grinding drill |
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| CN202011078049.0A CN112155649B (en) | 2020-10-10 | 2020-10-10 | Universal matched water spraying device for orthopedic grinding drill |
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| CN112155649B true CN112155649B (en) | 2021-05-25 |
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| CN112155649A (en) | 2021-01-01 |
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