CN216854695U - Accurate positioning film for affected part in CT scanning and minimally invasive surgery - Google Patents

Abstract

The utility model provides a precise positioning film for affected parts in CT scanning and minimally invasive surgery, which is characterized by comprising a protective film, a release film and a base film, wherein the protective film is adsorbed on one side of the base film through static electricity, an easy-to-tear strip is adhered to one end of the protective film, an adhesive is adhered to the other side of the base film, mark points are arranged on the base film, the release film is adhered to the adhesive, and the release film is two pieces.

Description

Accurate positioning film for affected part in CT scanning and minimally invasive surgery

Technical Field

The utility model relates to the technical field of medical auxiliary articles, in particular to a method for accurately positioning an affected part in CT scanning and minimally invasive surgery and a positioning film.

Background

With the progress of science and technology, in order to relieve the pain of people and accelerate the postoperative recovery of patients, minimally invasive surgery technology is provided, and minimally invasive surgery is the minimally invasive surgery as the name suggests. Refers to an operation performed by using modern medical instruments such as laparoscope, thoracoscope and the like and related equipment. However, the positioning cannot be well performed in the operation process at present, in order to solve the problem, a large-scale precise positioning device is invented at present, the positioning operation is complex and is not beneficial to operation, and in order to solve the problem, a body surface positioning patch is provided in the prior art, various body surface positioning patches which are widely applied clinically at present have a certain effect on the accuracy of body surface positioning of focus in vivo, but the method adopted by the positioning device can only be used for rough positioning, and the positioning of the affected part by a doctor in the later stage is influenced, so that the position determination of the minimally invasive operation is influenced. Moreover, the protective film provided by the existing patent is only a simple grid membrane, the sanitary condition of the protective film cannot be guaranteed, the hollowed-out grid can be pulled when a patient does not pay attention to the protective film, the grid is damaged, and the affected part is positioned by a doctor.

Disclosure of Invention

According to the technical problems, the utility model mainly aims to provide an accurate positioning film for an affected part in CT scanning and minimally invasive surgery, which is characterized by comprising a protective film, a release film and a base film, wherein the protective film is adsorbed on one side of the base film through static electricity, an easy-to-tear strip is bonded at one end of the protective film, an adhesive is bonded on the other side of the base film, mark points are arranged on the base film, the release film is bonded on the adhesive, the number of the release films is two, contact ends of the two release films are of a folding structure, fixing strips are bonded at the contact ends of the two release films, positioning mark holes are formed in the base film, and the base film is a 3M film material.

The foundation membrane comprises pad pasting and one-tenth shadow layer, it fixes on the pad pasting through the viscose to become the shadow layer, it comprises location line, mark point to become the shadow layer, the location line is the grid structure, install the mark point on the location line, the mark point is the letter, set up flutedly on the viscose, be provided with into the shadow layer in the recess, it is on the coplanar with the viscose to become the shadow layer, it is the net of sticker formation to become the shadow layer, be provided with letter mark point between the net.

And scales are respectively arranged in the transverse and vertical directions of the left side of the basic film.

The positioning wire and the mark points are all made of metal wires, the metal wires are adhered in the grooves, the outer sides of the metal wires are wrapped with protective layers, the diameters of the metal wires are 1-3 mu m, and the protective layers are protein fiber layers.

The positioning lines and the mark points are made of metal powder, the metal powder is adhered in the grooves, and the positioning lines and the mark points are made of pigment with metal powder through adhesion.

The middle part of the basic film is provided with a detachable part, a connecting mechanism is arranged between the detachable part and the basic film, and the upper side of the detachable part is provided with an air suction mechanism;

the connecting mechanism comprises a fixed shell and a connecting column, the connecting column is fixedly arranged at the corner of the detachable part, the fixed shell is fixedly arranged at the corner of the basic film, a connecting hole is formed in the corner of the basic film and positioned on the inner side of the basic film, the connecting column is spliced with the connecting hole, an inserting rod is slidably arranged in the fixed shell, one end of the outer side of the inserting rod extends to the outer side of the fixed shell, a jack is formed in the side wall of the connecting column, one end of the outer side of the inserting rod is spliced with the jack, a baffle is fixedly arranged at one end of the inner side of the inserting rod, a first rubber spring is fixedly connected between the baffle and the inner wall of the fixed shell, and a sealing ring A is fixedly arranged on the outer side wall of the detachable part;

the air suction mechanism comprises an air bag and an air suction pipe, the air suction pipe is fixedly arranged in the detachable part, the upper end of the air suction pipe extends to the upper side of the detachable part, a sealing ring B is fixedly connected between the middle end of the air suction pipe and the detachable part, the air bag is fixedly connected with the upper end of the air suction pipe, a first gas one-way valve is fixedly arranged in the air suction pipe and between the air bag and the detachable part, a second gas one-way rice valve is fixedly arranged at the top of the air bag, arc-shaped plates are fixedly arranged on two side walls in the air bag, a fixing pipe is fixedly arranged on the inner side of the arc-shaped plate on one side, the inner part of the fixed pipe is movably sleeved on the movable rod, the other end of the movable rod is fixedly connected with the arc-shaped plate at the other side, one end of the movable rod is located inside the fixed pipe and is fixedly connected with a stop block, and a second rubber spring is fixedly connected between the stop block and the inner wall of the fixed pipe.

A method for accurately positioning an affected part in CT scanning and minimally invasive surgery comprises the following specific steps:

firstly, selecting a positioning film according to the position of a patient needing CT, then uncovering a fixing strip, tearing off a release film, sticking a basic film on the position of the patient, and then tearing off a protective film through an easy-to-tear strip to enable the basic film to be completely attached to the position of pathological changes of the patient;

secondly, the patient lies on the back on the examination bed, and a GE64 layer Optima CT scanner is applied. Scanning parameters are as follows: the tube voltage is 120kV, the tube current is 500mA, and the scanning layer thickness is 0.625 mm. And scanning the lesion position of the patient, further determining the accurate position of the lesion of the patient, and after the scanning is finished. And performing bone window and standard window reconstruction on the original data. And transmitting the reconstructed data to an ADW4.6 workstation for post-processing, wherein VR adopts bone algorithm condition reconstruction, and SSD adopts soft tissue algorithm condition reconstruction. The accurate position of the fracture is determined through VR bone algorithm three-dimensional reconstruction, the accurate position of the fracture is marked by an image diagnostician, then the accurate position of the fracture is reconstructed through SSD soft tissue algorithm conditions, the bone algorithm reconstruction is performed through adjusting contrast and algorithm conditions, namely through adopting a volume reproduction technology VR, a surface covering technology SSD displays body surface fat and a basic membrane shape of a patient, at the moment, the marked position and the basic membrane are both developed on a reconstructed image, and reference measurement is performed on the fracture position through basic membrane pane division on a horizontal and vertical coordinate relative to a basic membrane pane division point, so that the accurate positioning of the fracture is obtained.

Thirdly, according to the steps, the position relation between the bone injury and the fat skin of the patient can be obtained by an operator, the position relation is stored by the operator and is sent to an attending doctor, the attending doctor marks the affected part of the patient according to the position relation on the picture, the attending doctor observes the bone injury position of the patient during marking, determines a positioning mark hole closest to the bone injury position and marks the bone injury position by a recording pen through the positioning mark hole, the basic film is torn off after marking is finished, and the injury position of the patient is marked on the skin of the patient;

and fourthly, between minimally invasive surgeries, the main doctor analyzes the injury position of the patient according to the marks, analyzes the optimal operation wound position, then obviously marks the optimal operation wound position, and after the marks are finished, the main doctor performs the minimally invasive surgery on the lesion position according to the marks.

The utility model has the beneficial effects that: the utility model is improved on the existing film, the main body of the utility model is a basic film with a shadow layer, and the two sides of the basic film are respectively stuck with a protective film and a release film, so that the basic film can be well protected, the cleanliness of the utility model is ensured, and the utility model is more suitable for medical detection.

The base film is a 3M film material, the 3M film material has good skin-friendly performance, the imaging layer can be firmly stuck on the skin of a patient, the base film can not shift position even if the patient moves greatly, the base film is tightly stuck on the skin of the patient all the time, and the affected part can be accurately determined according to CT scanning pictures in the later stage of a doctor. According to the utility model, the grooves are formed in the adhesive of the basic film, the metal wires and the like are fixed in the grooves, the metal wires and the like can block and absorb X rays during CT, so that artifacts are avoided, grid coordinates are formed on the body of a patient, an operator can conveniently and accurately position the lesion position of the patient, a doctor can conveniently determine the optimal operation wound, the operation of the doctor during the operation is reduced, the pain of the patient is also reduced, the wound of the minimally invasive operation is reduced, and the recovery time is shortened. This application changes fretwork grid diaphragm into the basic membrane that has the location mark hole, like this when not influencing the mark with can avoid dragging, has ensured the integrality of this application. The marking point that this application was in the locating wire intermediate position, the contrast below with the mark of side make things convenient for operating personnel to take notes more, make things convenient for medical personnel to carry out position determination.

The 3M film material has good shaping performance, can be completely attached to the position of a patient when the chest and other positions of the patient are met, cannot generate the phenomena of edge rising and the like, completely ensures that the basic film completely explains the body shape of the patient, and is convenient for medical staff to detect and position.

The upper side of the imaging layer is wrapped with the protein fiber layer, so that when the imaging layer is attached to a patient, the patient does not feel uncomfortable, allergy to the imaging layer is avoided, and the comfort level of the user is improved.

Drawings

FIG. 1 is a schematic view of the structure of the present invention.

FIG. 2 is a schematic view of a grid formed by stickers as the imaging layer of the present invention.

FIG. 3 is a side cross-sectional view of a base film of the present invention.

FIG. 4 is a schematic diagram of the structure of the base film of the present invention.

FIG. 5 is a schematic view of the structure of the base film of the present invention.

FIG. 6 is a schematic diagram of the structure of the base film of the present invention.

Fig. 7 is a schematic structural diagram of 2 in fig. 1.

FIG. 8 is a CT fat display of ribs according to the present invention.

FIG. 9 is a diagram of the bones corresponding to the rib CT of the present invention.

FIG. 10 is a schematic view of rib positioning according to the present invention.

FIG. 11 is a CT fat display of the thoracic cavity of the present invention.

FIG. 12 is a diagram of the bones corresponding to the thoracic CT of the present invention.

Fig. 13 is a schematic view of the internal structure of fig. 2.

Fig. 14 is an enlarged view of a portion a of fig. 13.

Fig. 15 is an enlarged view of a portion B of fig. 13.

As shown in the figure: the device comprises a protective film 1, a release film 2, a base film 3, an adhesive 4, a detachable part 5, a connecting column 6, a fixing shell 7, an air bag 8, a sealing ring 9A, an adhesive film 3-1, a imaging layer 3-2, a positioning line 3-3, a marking point 3-4, a groove 3-5, an inserting rod 7-1, a baffle 7-2, a first rubber spring 7-3, a connecting pipe 8-1, a first gas one-way valve 8-2, an arc plate 8-3, a fixing pipe 8-4, a movable rod 8-5, a stop block 8-6, a second rubber spring 8-7, a sealing ring 8-8B and a second gas one-way valve 8-9.

Detailed Description

Example 1

The utility model provides an accurate positioning film for an affected part in CT scanning and minimally invasive surgery, which is characterized by comprising a protective film 1, a release film 2 and a base film 3, wherein the protective film 1 is adsorbed on one side of the base film 3 through static electricity, an easy-to-tear strip is adhered to one end of the protective film 1, an adhesive 4 is adhered to the other side of the base film 3, mark points 3-4 are arranged on the base film 3, the release film 2 is adhered to the adhesive 4, the release film 2 is two, the contact end of the two release films 2 is of a folding structure, the contact end of the two release films 2 is adhered with a fixing strip, positioning mark holes are formed in the base film 3, and the base film 3 is made of 3M film materials.

The base film 3 is composed of an adhesive film 3-1 and a film forming layer 3-2, the film forming layer 3-2 is fixed on the adhesive film 3-1 through an adhesive 4, the film forming layer 3-2 is composed of a positioning line 3-3 and mark points 3-4, the positioning line 3-3 is of a grid structure, the mark points 3-4 are installed on the positioning line 3-3, the mark points 3-4 are letters, a groove 3-5 is formed in the adhesive 4, the film forming layer 3-2 is arranged in the groove 3-5, the film forming layer 3-2 and the adhesive 4 are located on the same plane, the film forming layer 3-2 is a grid formed by adhesive paper, and the letter mark points 3-4 are arranged among the grids.

The horizontal and vertical directions of the left side of the base film 3 are respectively provided with a scale.

The positioning lines 3-3 and the marking points 3-4 are made of metal wires, the metal wires are adhered in the grooves 3-5, the outer sides of the metal wires are wrapped with protective layers, the diameters of the metal wires are 1-3 mu m, and the protective layers are protein fiber layers.

The positioning line 3-3 and the mark point 3-4 are made of metal powder, the metal powder is adhered in the groove 3-5, and the positioning line 3-3 and the mark point 3-4 are made of pigment with metal powder.

A detachable part 5 is arranged in the middle of the base film 3, a connecting mechanism is arranged between the detachable part 5 and the base film 3, and an air suction mechanism is arranged on the upper side of the detachable part 5;

the connecting mechanism comprises a fixed shell 7 and a connecting column 6, the connecting column 6 is fixedly arranged at the corner of the detachable part 5, the fixed shell 7 is fixedly arranged at the corner of the basic film 3, a connecting hole is formed in the corner of the basic film 3 and positioned on the inner side of the basic film 3, the connecting column 6 is spliced with the connecting hole, an inserting rod 7-1 is arranged in the fixed shell 7 in a sliding mode, one end of the outer side of the inserting rod 7-1 extends to the outer side of the fixed shell 7, a jack is formed in the side wall of the connecting column 6, one end of the outer side of the inserting rod 7-1 is spliced with the jack, a baffle 7-2 is fixedly arranged at one end of the inner side of the inserting rod 7-1, a first rubber spring 7-3 is fixedly connected between the baffle 7-2 and the inner wall of the fixed shell 7, and a sealing ring A9 is fixedly arranged on the outer side wall of the detachable part 5;

the air suction mechanism comprises an air bag 8 and an air suction pipe, the air suction pipe is fixedly arranged inside the detachable part 5, the upper end of the air suction pipe extends to the upper side of the detachable part 5, a sealing ring B8-8 is fixedly connected between the middle end of the air suction pipe and the detachable part 5, the air bag 8 is fixedly connected with the upper end of the air suction pipe, a first gas one-way valve 8-2 is fixedly arranged inside the air suction pipe and positioned between the air bag 8 and the detachable part 5, a second gas one-way valve is fixedly arranged at the top of the air bag 8, arc-shaped plates 8-3 are fixedly arranged on both inner side walls of the air bag 8, a fixed pipe 8-4 is fixedly arranged on the inner side of the arc-shaped plate 8-3 on one side, the fixed pipe 8-4 is movably sleeved on a movable rod 8-5, the other end of the movable rod 8-5 is fixedly connected with the arc-shaped plate 8-3 on the other side, a stop block 8-6 is fixedly connected at one end of the movable rod 8-5 and positioned inside the fixed pipe 8-4, a second rubber spring 8-7 is fixedly connected between the stop block 8-6 and the inner wall of the fixed pipe 8-4.

Example 2

When the patient is injured on the spine

When the injured position of a patient is on the spine, selecting a long-strip-shaped basic film, then uncovering a fixing strip, tearing off a release film, sticking the basic film on the position of the patient, and then tearing off a protective film through an easy-to-tear strip to enable the basic film to be completely attached to the pathological change position of the patient;

secondly, scanning the lesion position of the patient by utilizing CT, further determining the accurate lesion position of the patient, carrying out three-dimensional reconstruction on the patient by an imaging technology during CT scanning, reconstructing body fat and bones of the patient, then enabling an operator to display the bones of the patient through changing a window frame and displayed options of CT equipment, marking the damaged parts of the bones on a screen by utilizing scanning equipment by utilizing the operator, changing a window by the operator after marking to change the fat options of the patient, displaying the fat of the patient on the screen of the CT equipment at the moment, absorbing and blocking X-rays due to a shadow layer on a basic film at the moment, avoiding the phenomenon that the X-rays are displayed on the screen of the CT equipment while generating artifacts, and enabling the marking and the shadow layer to coincide at the moment, and enabling medical care personnel to clearly judge which part of the spine is damaged;

thirdly, according to the steps, the position relation between the bone injury and the fat skin of the patient can be obtained by an operator, the position relation is stored by the operator and is sent to an attending doctor, the attending doctor marks the affected part of the patient according to the position relation on the picture, the attending doctor observes the bone injury position of the patient during marking, determines a positioning mark hole closest to the bone injury position and marks the bone injury position by a recording pen through the positioning mark hole, the basic film is torn off after marking is finished, and the injury position of the patient is marked on the skin of the patient;

and fourthly, between minimally invasive surgeries, the main doctor analyzes the injury position of the patient according to the marks, analyzes the optimal operation wound position, then obviously marks the optimal operation wound position, and after the marks are finished, the main doctor performs the minimally invasive surgery on the lesion position according to the marks.

Example 3

When the patient is injured at the rib

When the rib of the chest of a patient is injured, selecting a large piece of basic film capable of covering the chest of the patient, then uncovering the fixing strip, tearing off the release film, pasting the basic film on the position of the patient, and then tearing off the protective film through the easy-to-tear strip to enable the basic film to be completely attached to the position of lesion of the patient;

secondly, scanning the lesion position of the patient by utilizing CT (computed tomography), further determining the accurate lesion position of the patient, firstly carrying out three-dimensional reconstruction on the patient by an imaging technology during CT scanning, reconstructing body fat and bones of the patient, then enabling an operator to display the bones of the patient through changing a window frame and displayed options of CT equipment to enable a three-dimensional view, marking the bone injury position on a screen by utilizing scanning equipment by utilizing the operator, changing a window by the operator after marking to change the fat option of the patient, displaying the fat of the patient on the screen of the CT equipment at the moment, absorbing and blocking X-rays due to a shadow layer on a basic film at the moment, avoiding the phenomenon of generating artifacts and simultaneously displaying on the screen of the CT equipment, and enabling the marking and the shadow layer to coincide at the moment;

thirdly, according to the steps, the operator can obtain the position relation between the bone injury and the fat skin of the patient, the operator stores the position relation and sends the position relation to the main doctor, the patient exits from the CT examination room at the moment, even if the action of the patient changes, the basic membrane can not shift completely, and only when the main doctor positions, the action of the patient is the same as that of the patient during CT detection. The main doctor marks the affected part of the patient according to the position relation on the picture, the main doctor observes the bone injury position of the patient during marking, determines a positioning mark hole closest to the affected part, marks the bone injury position by using a recording pen through the positioning mark hole, tears off the basic film after marking is finished, and marks the injury position of the patient on the skin of the patient;

and fourthly, between minimally invasive surgeries, the main doctor analyzes the injury position of the patient according to the marks, analyzes the optimal operation wound position, then obviously marks the optimal operation wound position, and after the marks are finished, the main doctor performs the minimally invasive surgery on the lesion position according to the marks.

Example 4

When the foundation membrane 3 needs to be replaced, the plurality of inserting rods 7-1 are pushed towards the corresponding inner parts of the fixed shells 7, the plurality of connecting rods 6 lose spacing, then the plurality of connecting rods 6 are pulled out from the corresponding connecting holes, namely, the detachable parts 5 are disassembled, new detachable parts 5 are taken out, the connecting rods 6 at four corners of the connecting rods are inserted into the corresponding connecting holes, meanwhile, the first rubber springs 7-3 in the plurality of fixed shells 7 are elastically reset, the corresponding baffle 7-2 is pushed towards the outer side, namely, the inserting rods 7-1 are pushed to move towards the outer sides of the fixed shells 7, the plurality of inserting blocks are inserted into the inserting holes of the corresponding side walls of the connecting rods 6, namely, the replacement of the foundation membrane 3 is completed, the adhesive 4 does not need to be torn, and the pain of a patient is greatly reduced.

Example 5

When needing to laminate basis membrane 3 with patient's skin, manual extrusion gasbag 8, when compressing gasbag 8, the gas in the gasbag 8 is discharged from second gas check valve 8-9, then loosens gasbag 8, under the elastic force effect of second rubber spring 8-7, fixed pipe 8-4 and movable rod 8-5 reverse movement are about to strut gasbag 8 for gasbag 8 inhales the air between detachable portion 5 and skin from connecting pipe 8-1, namely detachable portion 5 and skin closely laminate, thereby can prevent basis membrane 3 activity, thereby can carry out more accurate puncture work.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. While the utility model has been described with respect to the above embodiments, it will be understood by those skilled in the art that the utility model is not limited to the above embodiments, which are described in the specification and illustrated only to illustrate the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model as defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The precise positioning film for the affected part in CT scanning and minimally invasive surgery is characterized by comprising a protective film, a release film and a base film, wherein the protective film is adsorbed on one side of the base film through static electricity, an easy-to-tear strip is bonded at one end of the protective film, an adhesive is bonded on the other side of the base film, mark points are arranged on the base film, the release film is bonded on the adhesive, the release film is two pieces, two contact ends of the release film are of a folding structure, two contact ends of the release film are bonded with fixing strips, positioning mark holes are formed in the base film, and the base film is a 3M film material.

2. The precise positioning film for the affected part of CT scanning and minimally invasive surgery as claimed in claim 1, wherein the base film comprises a film and a shadow forming layer, the shadow forming layer is fixed on the film by an adhesive, the shadow forming layer comprises a positioning line and a mark point, the positioning line is of a grid structure, the mark point is arranged on the positioning line and is a letter, a groove is arranged on the adhesive, the shadow forming layer is arranged in the groove, the shadow forming layer and the adhesive are on the same plane, the shadow forming layer is a grid formed by a sticker, and the letter mark point is arranged between the grids.

3. The precise locating film for the affected part of CT scanning and minimally invasive surgery as claimed in claim 1, wherein scales are respectively arranged on the left side of the basic film in the transverse and vertical directions.

4. The precise positioning film for the affected part in CT scanning and minimally invasive surgery as claimed in claim 2, characterized in that the positioning line and the marking points are both made of metal wires, the metal wires are adhered in the grooves, the outer sides of the metal wires are wrapped with a protective layer, the diameter of the metal wires is 1-3 μm, and the protective layer is a protein fiber layer.

5. The precise locating film for the affected part of CT scanning and minimally invasive surgery as claimed in claim 2, wherein the locating line and the marking point are made of metal powder, the metal powder is adhered in the groove, and the locating line and the marking point are made of pigment with metal powder.

6. The precise locating film for the affected part of CT scanning and minimally invasive surgery as claimed in claim 3, wherein a detachable part is arranged in the middle of the base film, a connecting mechanism is arranged between the detachable part and the base film, and an air suction mechanism is arranged on the upper side of the detachable part;

the connecting mechanism comprises a fixed shell and a connecting column, the connecting column is fixedly arranged at the corner of the detachable part, the fixed shell is fixedly arranged at the corner of the basic film, a connecting hole is formed in the corner of the basic film and positioned on the inner side of the basic film, the connecting column is spliced with the connecting hole, an inserting rod is slidably arranged in the fixed shell, one end of the outer side of the inserting rod extends to the outer side of the fixed shell, a jack is formed in the side wall of the connecting column, one end of the outer side of the inserting rod is spliced with the jack, a baffle is fixedly arranged at one end of the inner side of the inserting rod, a first rubber spring is fixedly connected between the baffle and the inner wall of the fixed shell, and a sealing ring A is fixedly arranged on the outer side wall of the detachable part;

the air suction mechanism comprises an air bag and an air suction pipe, the air suction pipe is fixedly arranged in the detachable part, the upper end of the air suction pipe extends to the upper side of the detachable part, a sealing ring B is fixedly connected between the middle end of the air suction pipe and the detachable part, the air bag is fixedly connected with the upper end of the air suction pipe, a first gas one-way valve is fixedly arranged in the air suction pipe and between the air bag and the detachable part, a second gas one-way rice valve is fixedly arranged at the top of the air bag, arc-shaped plates are fixedly arranged on two side walls in the air bag, a fixing pipe is fixedly arranged on the inner side of the arc-shaped plate on one side, the inner part of the fixed pipe is movably sleeved on the movable rod, the other end of the movable rod is fixedly connected with the arc-shaped plate at the other side, one end of the movable rod is located inside the fixed pipe and is fixedly connected with a stop block, and a second rubber spring is fixedly connected between the stop block and the inner wall of the fixed pipe.

Images