CN111365637A - Internal lighting device and method applied to intramedullary nail locking nail hole drilling - Google Patents
Internal lighting device and method applied to intramedullary nail locking nail hole drilling Download PDFInfo
- Publication number
- CN111365637A CN111365637A CN202010293524.XA CN202010293524A CN111365637A CN 111365637 A CN111365637 A CN 111365637A CN 202010293524 A CN202010293524 A CN 202010293524A CN 111365637 A CN111365637 A CN 111365637A
- Authority
- CN
- China
- Prior art keywords
- intramedullary nail
- bone
- optical fiber
- hole
- drilling
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 57
- 238000000034 method Methods 0.000 title claims abstract description 13
- 210000000988 bone and bone Anatomy 0.000 claims abstract description 54
- 239000013307 optical fiber Substances 0.000 claims abstract description 48
- 238000006243 chemical reaction Methods 0.000 claims abstract description 42
- 239000006059 cover glass Substances 0.000 claims description 13
- 238000005286 illumination Methods 0.000 claims description 13
- 238000004659 sterilization and disinfection Methods 0.000 claims description 5
- 239000000835 fiber Substances 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 239000002131 composite material Substances 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 claims description 3
- 230000001054 cortical effect Effects 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 2
- 230000001747 exhibiting effect Effects 0.000 claims description 2
- 239000007788 liquid Substances 0.000 abstract description 2
- 238000002594 fluoroscopy Methods 0.000 description 3
- 239000012790 adhesive layer Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 230000000399 orthopedic effect Effects 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 230000008733 trauma Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
- F21L4/00—Electric lighting devices with self-contained electric batteries or cells
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- 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
- A61B90/30—Devices for illuminating a surgical field, the devices having an interrelation with other surgical devices or with a surgical procedure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/02—Arrangement of electric circuit elements in or on lighting devices the elements being transformers, impedances or power supply units, e.g. a transformer with a rectifier
- F21V23/023—Power supplies in a casing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
- F21V33/0064—Health, life-saving or fire-fighting equipment
- F21V33/0068—Medical equipment
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- 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
- A61B90/30—Devices for illuminating a surgical field, the devices having an interrelation with other surgical devices or with a surgical procedure
- A61B2090/306—Devices for illuminating a surgical field, the devices having an interrelation with other surgical devices or with a surgical procedure using optical fibres
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- 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
- A61B90/30—Devices for illuminating a surgical field, the devices having an interrelation with other surgical devices or with a surgical procedure
- A61B2090/309—Devices for illuminating a surgical field, the devices having an interrelation with other surgical devices or with a surgical procedure using white LEDs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V2200/00—Use of light guides, e.g. fibre optic devices, in lighting devices or systems
- F21V2200/10—Use of light guides, e.g. fibre optic devices, in lighting devices or systems of light guides of the optical fibres type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/20—Lighting for medical use
- F21W2131/205—Lighting for medical use for operating theatres
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Biomedical Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Power Engineering (AREA)
- Pathology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
An internal lighting device applied to the drilling of a locking nail hole of an intramedullary nail and a method thereof comprise a shell, wherein the shell is directly connected with a side light-emitting optical fiber, can be sterilized and disinfected, a rear cover can be opened, a closed space is formed after the rear cover is closed, the outer surface is sterile and prevents liquid from permeating into the inside; the light of the LED light source is collected by the conversion interface and then illuminates the side light-emitting optical fiber, and the LED light source and the conversion interface are both positioned in the closed space inside the shell; after dislocation occurs when the intramedullary nail locking nail inside the bone is drilled from the surface of the bone in the operation, the optical fiber is inserted into the hollow channel inside the intramedullary nail, the locking hole of the intramedullary nail is illuminated from the inside, the locking nail hole inside the illuminated bone is directly observed through the drilling on the surface of the bone, the actual position of the locking nail hole inside the bone is judged under the direct vision without X-ray perspective, the drilling position on the surface of the bone is moved under the direct vision, the drilling is completed after the locking nail hole inside the bone is correctly corresponding, and the problem of perspective positioning of the drilling operation of the intramedullary nail locking nail hole is solved.
Description
Technical Field
The invention belongs to the technical field of surgical instruments, and particularly relates to an internal lighting device applied to intramedullary nail locking nail hole drilling and a method thereof.
Background
Drilling holes from the surface of a bone to intramedullary nail locking holes in the bone is a high-difficulty technology in orthopedic surgery, and the deviation of several millimeters can occur when the holes are frequently difficult to be drilled on the surface of the bone to the positions accurately corresponding to the intramedullary nail locking holes in the bone. In such a case, the physician often needs to expend great effort to find the exact corresponding location of the locking nail hole inside the bone on the bone surface, including: the spatial position needs to be repeatedly adjusted for fluoroscopy by using a heavy C-shaped arm X-ray machine in the operation, the body position of the patient needs to be repeatedly adjusted to obtain a standard fluoroscopic image, and the patient needs to be inevitably exposed to the fluoroscopic rays for a long time. Moreover, the used metal drill bit often shields the perspective position of the locking nail hole in the perspective process, so that the locking nail hole is difficult to be positioned in the perspective mode, the whole process is time-consuming and labor-consuming, great trauma is caused to a patient, and surgical complications are obviously increased.
How to determine the corresponding position of the intramedullary nail locking nail hole in the bone from the drilling on the surface of the bone is a difficult problem related to the operation quality of the intramedullary nail locking nail, and the X-ray radiation is avoided and the operation is fast and accurate.
Disclosure of Invention
In order to solve the problem of difficult positioning in the intramedullary nail locking nail hole drilling, the internal illumination device and the method thereof are provided, the locking nail hole is illuminated by using optical fibers from the inside of the intramedullary nail, an operator can directly observe the illuminated locking nail hole inside the bone through the drilled hole on the surface of the bone, the deviation condition of the drilled hole on the surface of the bone is judged by direct vision, X-ray fluoroscopy is not needed, and the positioning problem of the intramedullary nail locking nail drilling operation is solved efficiently.
In order to achieve the purpose, the invention adopts the technical scheme that: an internal lighting device applied to intramedullary nail locking nail hole drilling operation comprises an LED light source, a conversion interface, a side light-emitting optical fiber and a shell; the shell is directly connected with the side light-emitting optical fiber; the shell is provided with an openable rear cover, and a closed inner space is formed after the rear cover is closed; the LED light source and the conversion interface are both arranged in the closed space inside the shell.
The LED light source is a low-heating cold light source.
The conversion interface is made of metal or plastic, and a light-gathering convex lens is arranged in the conversion interface, can collect light of the LED cold light source, gathers at the near end of the optical fiber, and illuminates the side light-emitting optical fiber.
The conversion interface comprises two conversion joint cover glasses which are respectively arranged at the input side and the output side of the conversion interface, and collecting lenses in the two conversion joints are arranged in a conversion interface space between the two conversion joint cover glasses.
The diameter of the side luminous optical fiber is 0.2-0.3mm smaller than that of the internal channel of the intramedullary nail; the length of the side light-emitting optical fiber is 200 mm and 300mm longer than the length of the intramedullary nail; the side light-emitting optical fiber is made of corrosion-resistant light-transmitting resin or glass composite material and can resist common medical low-temperature plasma disinfection.
The use method of the internal lighting device applied to the intramedullary nail locking nail hole drilling comprises the following steps:
1) assembling a lighting device assembly, installing the conversion interface and the opened LED light source into the shell, and screwing the rear cover to complete the whole closed sterile state of the device;
2) inserting a side light emitting fiber along a hollow channel inside the intramedullary nail to illuminate an intramedullary nail locking nail hole inside the bone;
3) observing the illuminated intramedullary nail locking hole in the bone through the drill hole on the surface of the bone, wherein the intramedullary nail locking hole presents a characteristic fusiform light spot form under the illumination of the side light-emitting optical fiber; if the shuttle shape is upward, the drilling position is deviated downward; if the shuttle shape is below, the drilling position is on the upper side; if the fusiform radian is small, the deviation distance of the drilling position is large; if the shuttle-shaped radian is larger, the deviation distance of the drilling position is closer; the drill bit is moved to the direction close to the locking nail hole by hands on the surface of the bone to adjust the drilling, if the drilling position is correct, the falling feeling of the drill bit can be clearly sensed, and the contralateral cortical bone is drilled through to complete the drilling operation of the locking nail hole; the side light-emitting optical fiber is required to be withdrawn during drilling, so that the optical fiber is prevented from being damaged;
4) if the drill bit is not in the falling-off feeling, repeating the step 2) and the step 3), continuously estimating the dislocation degree of the drill hole on the bone surface under direct vision, moving the drill bit on the bone surface to drill the hole again until the drill bit is in the falling-off feeling, and then completing the drilling operation of the locking nail hole;
5) and further verifying whether the drilling position is correct or not, keeping the drill bit in place in the bone, sensing the blocking sense of the drill bit when the side light-emitting optical fiber is inserted into the inner cavity of the intramedullary nail, withdrawing the drill bit, then inserting the side light-emitting optical fiber into the inner space of the intramedullary nail, and enabling the intramedullary nail locking nail hole in the bone to be circular under the condition of direct vision from the drilling position on the surface of the bone.
The invention has the beneficial effects that:
the invention does not change the technical habit of intramedullary nail locking nail hole of the existing orthopedic surgery, adopts the mode of illuminating the intramedullary nail locking nail from the inside, directly judges the dislocation relation of the drilled holes on the surface of the bone by directly viewing the intramedullary nail locking nail hole in the bone on the surface of the bone, and effectively solves the positioning problem after the drilled holes of the intramedullary nail locking nail hole are dislocated.
The method comprises the following specific steps:
1) the technical method for illuminating the intramedullary nail locking hole from the inside is firstly provided, and the correct position of the intramedullary nail locking hole is judged by drilling a bone cortex surface to be direct-viewing.
2) The method does not change the conventional operation habit, effectively improves the conventional method, guides the drilling operation under direct vision, and avoids blind drilling.
3) The problem of difficult X-ray fluoroscopy in the operation can be avoided, the correct position of the intramedullary nail locking hole can be quickly found by combining the falling space sense, and the operation time, the trauma and the complications are reduced.
Drawings
Fig. 1 is a schematic structural diagram of an internal illumination device of the present invention.
Fig. 2 is a schematic view of the internal illumination device of the present invention as viewed from the surface of a bone after insertion into the interior of an intramedullary nail.
Fig. 3 is an enlarged view of a portion of the structure at M in fig. 2.
In the figure: 1-LED light source, 2-conversion interface, 3-side light-emitting optical fiber, 4-shell, 5-bonding layer for fixing the side light-emitting optical fiber, 6-conversion joint cover glass, 7-LED light source cover glass, 8-luminous body of LED light source, 9-built-in power supply, 10-rear cover, 11-conversion joint middle condenser, 12-hollow channel inside intramedullary nail, 13-bone surface, 14-fusiform light spot, 15-bone surface drilling and 16-intramedullary nail locking nail hole.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Referring to fig. 1-3, an internal lighting device applied to drilling of an intramedullary nail locking nail hole comprises an LED light source 1, a conversion interface 2, a side light-emitting optical fiber 3 and a shell 4; the shell 4 is directly connected with the side light-emitting optical fiber 3; the shell 4 can be sterilized and opened with a rear cover, a closed inner space is formed after the rear cover is closed, the outer surface of the shell 4 is sterile and prevents liquid from permeating into the inner space, so as to adapt to the sterile requirement of the operation; the light of the LED light source 1 is collected by the conversion interface 2 and illuminates the side light-emitting optical fiber 3; the LED light source 1 and the conversion interface 2 are both in a closed space inside the housing 4.
The LED light source 1 is a low-heating cold light source. The flashlight can be a high-brightness micro highlight flashlight, can provide illumination for 3-4 hours, is powered by a battery, and can be placed in a light source shell. The whole weight is lighter than 200 g, medical disinfection is not needed, the illumination intensity is larger than 1200 lumens, and the illumination device is placed in a closed space inside the illumination device for use in the operation.
The conversion interface 2 is made of metal or plastic, a condensing convex lens is arranged in the conversion interface, light of the LED cold light source 1 can be collected and focused at the near end of the optical fiber 3, and the side light-emitting optical fiber 3 is illuminated.
The condensing convex lens comprises two conversion joint cover glasses 6 respectively arranged at the input side and the output side of the conversion interface 2, and condensing lenses 11 in the two conversion joints are arranged in the space of the conversion interface 2 between the two conversion joint cover glasses 6.
The diameter of the side luminous optical fiber 3 is 0.2-0.3mm smaller than that of the internal hole of the intramedullary nail; the length of the side light-emitting optical fiber is 200 mm and 300mm longer than the length of the intramedullary nail; the side light-emitting optical fiber is made of corrosion-resistant light-transmitting resin or glass composite material and can withstand the common medical low-temperature plasma disinfection mode.
The shell 4 is directly connected with the side light-emitting optical fiber 3, can bear common medical disinfection means such as low-temperature plasma and the like, is provided with a screwed back cover 10, and forms a closed space and a sterile outer surface after being screwed, so as to adapt to the requirement of sterile operation of the operation. The closed interior space contains the non-sterile LED light source 1 and the conversion interface 2 without affecting the sterile closed condition of the outer surface of the housing 4.
The use method of the internal lighting device applied to the intramedullary nail locking nail hole drilling operation is characterized by comprising the following steps:
1) assembling a lighting device assembly, installing the conversion interface 2 and the turned-on LED light source 1 into the shell 4, and screwing the rear cover 10 to finish the whole closed sterile state of the device;
2) inserting the side emitting optical fiber 3 along the intramedullary nail internal hollow channel to illuminate the intramedullary nail locking nail hole 16 inside the bone;
3) observing an illuminated intramedullary nail locking hole 16 inside the bone through a bore 15 in the bone surface, the intramedullary nail locking hole 16 exhibiting a characteristic fusiform spot morphology 14 under illumination by the side emitting optical fiber 3; if the shuttle shape is upward, the drilling position is deviated downward; if the shuttle shape is below, the drilling position is on the upper side; if the fusiform radian is small, the deviation distance of the drilling position is large; if the shuttle-shaped radian is larger, the deviation distance of the drilling position is closer; the drill bit is moved to the direction close to the locking nail hole 16 by hands on the surface of the bone to adjust the drilling, if the drilling position is correct, the falling feeling of the drill bit can be clearly sensed, and the contralateral cortical bone is drilled through to complete the drilling operation of the locking nail hole; the side light-emitting optical fiber 3 is required to be withdrawn during drilling, so that the optical fiber 3 is prevented from being damaged;
4) if the drill bit is not in the falling-off feeling, repeating the step 2) and the step 3), continuously estimating the dislocation degree of the drill hole on the bone surface under direct vision, moving the drill bit on the bone surface to drill the hole again 15 until the drill bit is in the falling-off feeling, and then completing the drilling operation of the locking nail hole;
5) further verifying whether the drilling position is correct, the indwelling drill bit is in place in the bone, the lateral luminous fiber 3 is blocked by the drill bit when inserted into the inner cavity of the intramedullary nail, the lateral luminous fiber 3 is inserted into the inner space of the intramedullary nail after being withdrawn from the drill bit, and the intramedullary nail locking hole 16 in the bone is circular under the condition of direct vision from the drilling position on the surface of the bone.
Referring to fig. 1, a built-in power supply 9 is arranged in a housing 4 with a rear cover 10, a luminous body 8 of an LED light source connected with the built-in power supply 9 is arranged at the front end of the LED light source 1, an LED light source cover glass 7 is arranged at the front end of the luminous body 8 of the LED light source, and a conversion interface 2 is arranged at the outer side of the LED light source cover glass 7; the front side and the rear side (the right side is the rear side, and the left side is the front side) of the conversion interface 2 are respectively provided with a conversion joint cover glass 6; condenser lenses 11 in the two conversion joints are arranged between the two conversion joint cover glasses 6; the front-side adapter cover glass 6 is provided with an adhesive layer 5 for fixing the side-emitting optical fiber 3 in close proximity, i.e., one end of the side-emitting optical fiber 3 is fixed by the adhesive layer 5.
Referring to fig. 2 and 3, the side-emitting optical fiber 3 of the hollow channel inside the intramedullary nail is inserted in fig. 2. The connector 2 and the power supply 1 are arranged in the shell 4, the shell 4 is in a sterile state on the sealed outer surface, the optical fiber 3 enters the intramedullary nail inner hollow hole channel 12 in the bone inner part 13, and the locking nail hole area M of the intramedullary nail is illuminated from the inside.
The enlarged image of the region M is shown in fig. 3, and the optical fiber 3 inserted into the hollow channel 12 in the intramedullary nail is observed through the drilled hole 15 on the surface of the bone to observe the locking nail hole 16 in the intramedullary nail, so that the characteristic fusiform light spot form 14 is presented under the internal illumination light.
Claims (6)
1. An internal lighting device applied to intramedullary nail locking nail hole drilling operation comprises an LED light source (1), a conversion interface (2), a side light-emitting optical fiber (3) and a shell (4); the device is characterized in that the shell (4) is directly connected with the side light-emitting optical fiber (3); the shell (4) is provided with an openable rear cover, and a closed inner space is formed after the rear cover is closed; the LED light source (1) and the conversion interface (2) are both arranged in a closed space inside the shell (4).
2. An internal lighting device for intramedullary nail locking hole drilling operation according to claim 1, characterized in that the LED light source (1) is a low heat and cold light source.
3. The internal illumination device for intramedullary nail locking hole drilling operation according to claim 1, wherein the conversion interface (2) is made of metal or plastic, and the conversion interface is provided with a light-gathering convex lens which can collect the light from the LED cold light source and gather at the proximal end of the optical fiber to illuminate the side-emitting optical fiber.
4. The internal lighting device for intramedullary nail locking hole drilling operation according to claim 3, wherein said light-gathering convex lens comprises two conversion joint cover glasses (6) respectively arranged at the input side and the output side of the conversion joint (2), and two light-gathering lenses (11) are arranged in the space of the conversion joint (2) between the two conversion joint cover glasses (6).
5. The internal lighting device for intramedullary nail locking hole drilling operation according to claim 1, wherein the diameter of the side light fiber (3) is 0.2-0.3mm smaller than the diameter of the internal hole of the intramedullary nail; the length of the side light-emitting optical fiber is 200 mm and 300mm longer than the length of the intramedullary nail; the side light-emitting optical fiber is made of corrosion-resistant light-transmitting resin or glass composite material and can resist common medical low-temperature plasma disinfection.
6. The method of using an internal illumination device for intramedullary nail locking hole drilling operations of claim 1, comprising the steps of:
1) assembling a lighting device assembly, installing the conversion interface (2) and the turned-on LED light source (1) into the shell (4), and screwing the rear cover (10) to finish the whole closed sterile state of the device;
2) inserting a side emitting optical fiber (3) along the intramedullary nail internal hollow channel to illuminate an intramedullary nail locking hole (16) in the bone;
3) observing an illuminated intramedullary nail locking hole (16) inside the bone through a bore (15) in the surface of the bone, the intramedullary nail locking hole (16) exhibiting a characteristic fusiform spot morphology (14) under illumination by the side emitting optical fiber (3); if the shuttle shape is upward, the drilling position is deviated downward; if the shuttle shape is below, the drilling position is on the upper side; if the fusiform radian is small, the deviation distance of the drilling position is large; if the shuttle-shaped radian is larger, the deviation distance of the drilling position is closer; the drill bit is moved to the direction close to the locking nail hole (16) by hands on the surface of the bone to adjust the drilling, if the drilling position is correct, the falling feeling of the drill bit can be clearly sensed, and the opposite cortical bone is drilled through to complete the drilling operation of the locking nail hole; the side light-emitting optical fiber (3) is required to be withdrawn during drilling, so that the optical fiber (3) is prevented from being damaged;
4) if the drill bit is not in the falling-off feeling, repeating the step 2) and the step 3), continuously estimating the dislocation degree of the drill hole on the bone surface under direct vision, moving the drill bit on the bone surface to drill the hole again (15), and completing the drilling operation of the locking nail hole after the drill bit is in the falling-off feeling;
5) when the position of the drilled hole is further verified to be correct, the inside of the indwelling drill bit is in place, the side light-emitting optical fiber (3) is inserted into the inner cavity of the intramedullary nail to sense the blocking sense of the drill bit, the side light-emitting optical fiber (3) is inserted into the inner space of the intramedullary nail after the drill bit is withdrawn, and the intramedullary nail locking nail hole (16) in the bone is circular under the condition of direct vision from the drilled hole on the surface of the bone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010293524.XA CN111365637A (en) | 2020-04-15 | 2020-04-15 | Internal lighting device and method applied to intramedullary nail locking nail hole drilling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010293524.XA CN111365637A (en) | 2020-04-15 | 2020-04-15 | Internal lighting device and method applied to intramedullary nail locking nail hole drilling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111365637A true CN111365637A (en) | 2020-07-03 |
Family
ID=71209452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010293524.XA Pending CN111365637A (en) | 2020-04-15 | 2020-04-15 | Internal lighting device and method applied to intramedullary nail locking nail hole drilling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111365637A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1480102A (en) * | 2003-08-07 | 2004-03-10 | 武进第三医疗器械厂 | Method and device for positioning nail and lockhole inside marrow optically |
| JP2009536086A (en) * | 2006-05-05 | 2009-10-08 | ジェイジー・メディカル・プロダクツ・エルエルシー | Intramedullary transillumination device, surgical kit and method for precise placement of fixation screws in long intramedullary rod fixation |
| CN103156569A (en) * | 2011-12-19 | 2013-06-19 | 飞秒光电科技(西安)有限公司 | Light emitting diode (LED) cold light source of endoscope |
| CN210077839U (en) * | 2019-03-19 | 2020-02-18 | 苏州国科美润达医疗技术有限公司 | Disposable side-lighting guiding device |
| CN212080903U (en) * | 2020-04-15 | 2020-12-04 | 吕昌伟 | Internal lighting device applied to intramedullary nail locking nail hole drilling |
-
2020
- 2020-04-15 CN CN202010293524.XA patent/CN111365637A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1480102A (en) * | 2003-08-07 | 2004-03-10 | 武进第三医疗器械厂 | Method and device for positioning nail and lockhole inside marrow optically |
| JP2009536086A (en) * | 2006-05-05 | 2009-10-08 | ジェイジー・メディカル・プロダクツ・エルエルシー | Intramedullary transillumination device, surgical kit and method for precise placement of fixation screws in long intramedullary rod fixation |
| CN103156569A (en) * | 2011-12-19 | 2013-06-19 | 飞秒光电科技(西安)有限公司 | Light emitting diode (LED) cold light source of endoscope |
| CN210077839U (en) * | 2019-03-19 | 2020-02-18 | 苏州国科美润达医疗技术有限公司 | Disposable side-lighting guiding device |
| CN212080903U (en) * | 2020-04-15 | 2020-12-04 | 吕昌伟 | Internal lighting device applied to intramedullary nail locking nail hole drilling |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP5756117B2 (en) | Structured illumination probe and method | |
| US10405941B2 (en) | Cyclo olefin polymer and copolymer medical devices | |
| US20190335989A1 (en) | Speculum | |
| US8317693B2 (en) | Cyclo olefin polymer and copolymer medical devices | |
| US7955255B2 (en) | Imaging assembly with transparent distal cap | |
| US20060224045A1 (en) | Integrated access device and light source for surgical procedures | |
| JP5739443B2 (en) | Structured illumination probe and method | |
| US20060206007A1 (en) | Disposable illuminator endoscope | |
| CN212080903U (en) | Internal lighting device applied to intramedullary nail locking nail hole drilling | |
| JP2009536086A (en) | Intramedullary transillumination device, surgical kit and method for precise placement of fixation screws in long intramedullary rod fixation | |
| US11382711B2 (en) | Cyclo olefin polymer and copolymer medical devices | |
| TW201641073A (en) | An illumination device | |
| US20040186352A1 (en) | Illumination system for medical diagnostic instrument | |
| CN111365637A (en) | Internal lighting device and method applied to intramedullary nail locking nail hole drilling | |
| CN210077839U (en) | Disposable side-lighting guiding device | |
| CN100506181C (en) | Pulp cavity guide needle with lighting positioner | |
| CN108185980A (en) | A kind of saturating intestinal wall locator of laser and rectum low level tumor-localizing method | |
| CN114916965A (en) | Neural scope visual field blind-repairing system | |
| CN213697172U (en) | Guide mirror | |
| CN209826636U (en) | Fiber endoscope | |
| CN201028320Y (en) | Portable operation head lamp | |
| CN214549347U (en) | Endoscope front end head structure | |
| CN219661630U (en) | Endoscope device | |
| CN220898664U (en) | Insertion part structure of electronic nasopharynx laryngoscope | |
| CN219661631U (en) | Endoscope |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |