Bone SarcomaNCT03442465
Assessment of Healing and Function After Reconstruction Surgery for Bone Sarcomas
An observational study of Bone Sarcoma and Osteosarcoma, run by Memorial Sloan Kettering Cancer Center at 5 sites in United States.
Trial summary
The purpose of this study is to look at the amount of function that returns in participants that have reconstruction with bone graft or artificial device and in participants who have tumor surgery plus regenerative osseous surgery. The study will look at the level of function for a period of 3 years after the surgery. Read more about this study
- Who is it for?
- Ages 4 years and older
- Conditions the study is for
- Bone Sarcoma, Osteosarcoma, Chondrosarcoma
- What is being tested?
- Toronto Extremity Salvage Score, Musculoskeletal Tumor Society Score and Timed Get Up and Go Test
- Type of treatment
- Lifestyle or therapy programme
- How many people
- 300 participants
- Where
- 5 sitesUnited States
- Study dates
- 14 Feb 2018to 14 Feb 2027
- Phase
- Observational
- Are there results?
- Not yet: the study is under way
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages 4 years and older
- All sexes
- No healthy volunteers
- Child, Adult, Older adult
Study population: All participants who undergo osseous reconstructive surgery at Memorial Sloan Kettering Cancer Center
Who may be able to join
- All patients undergoing reconstructive surgery for neoplasms involving bone on the orthopaedic surgery service at MSK
- Current or prior history of primary neoplasms involving osseous structures, including all subtypes
- Confirmation of diagnosis that has been performed by the MSK's Department of Pathology via direct review of tissue/slides
- Patients must read and understand English
- Age >/=4
- Patients must read and understand English
Who cannot join
- Patients that weight <17 kilograms
Trial locations and contacts
5 sites in 1 country. Contact the study team or a site near you to ask about taking part.
5 sites in 1 country
United States5 sites, 5 recruiting
- Recruiting
Memorial Sloan Kettering at Basking Ridge (Consent and Follow Up)
Basking Ridge, New Jersey, 07920
Christopher Prince, MD, MPH, 212-639-6488
- Recruiting
Memorial Sloan Kettering Westchester (Consent and Followup)
Harrison, New York, 10604
Daniel Prince, MD, MPH, 212-639-6488
- Recruiting
Memorial Sloan Kettering Monmouth (Consent and Followup)
Middletown, New Jersey, 07748
Daniel Prince, MD, MPH, 212-639-6488
- Recruiting
Memorial Sloan Kettering Cancer Center
New York, New York, 10021
Daniel Prince, MD, MPH, 212-639-6488
- Recruiting
Memorial Sloan Kettering at Nassau (Consent and Followup)
Uniondale, New York, 11553
Daniel Prince, MD, MPH, 212-639-6488
About this study
Official title: Assessment of Healing and Function After Surgical Reconstruction for Neoplasms Involving Bone
The purpose of this study is to look at the amount of function that returns in participants that have reconstruction with bone graft or artificial device and in participants who have tumor surgery plus regenerative osseous surgery.
The study will look at the level of function for a period of 3 years after the surgery. Another purpose of this study is to look at how well the bone heals in participants undergoing regenerative surgery
- Conditions
- Bone Sarcoma, Osteosarcoma, Chondrosarcoma, Ewing's Sarcoma, Osseous Sarcoma, Bone Neoplasm
- Being tested
- Toronto Extremity Salvage Score, Musculoskeletal Tumor Society Score, Timed Get Up and Go Test, Orthogonal Radiographs, Weight Bearing for lower extremities only
- Keywords
- 18-014, Memorial Sloan Kettering Cancer Center
- Medical subject headings
- Bone Neoplasms, Osteosarcoma, Chondrosarcoma, Sarcoma, Ewing
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
Toronto Extremity Salvage ScoreBehavioural
Also called TESS
Participant-reported outcome score. For lower extremities, this is a 33 item questionnaire containing 32 5 point Likert scale items and 1 open ended response item. For upper extremities, this is a 31 item questionnaire containing 31 5 point Likert scale items and 1 open ended response item. Individual item responses range from 1-5 with higher values indicating a task is easier to complete. A total questionnaire score can also be calculated by taking the sum of the scores minus the number of total items answered, and dividing this by the maximum possible score based on the number of items answered. This results in a range from 0 -100% with higher values indicating greater ability to complete tasks 31. This scoring allows for the fact that some items may not be answered if they do not apply to an individual. It is anticipated that it will take 20 minutes to complete. Scores for the lower extremity and upper extremity may be combined, but we intend to treat them separately for analysis.
Musculoskeletal Tumor Society ScoreBehavioural
Also called MSTS 3
Clinician-reported global score. For lower extremities, this is a 6 item questionnaire containing 6 point Likert scale items which cover pain, function, emotional acceptance, walking ability, gait, and necessary support. Individual item scores range from 0-5 with higher values indicating greater function, less pain, or more positive emotional acceptance. For upper extremities, this is a 6 item questionnaire containing 6 point Likert scale items which cover pain, function, emotional acceptance, hand positioning, manual dexterity, and lifting ability. Individual item scores range from 0-5 with higher values indicating greater function, less pain, or more positive emotional acceptance. A total questionnaire score which is defined as the sum of the individual items divided by the maximum possible score (5 times the number of items) may also be computed. It is represented as a percentage from 0 - 100%.
Timed Get Up and Go TestBehavioural
Validated functional measurement, for lower extremities only. The patient is observed and timed while s/he rises from an arm chair, walks 3 meters, turns, walks back, and sits down again. The test predicts the patient's ability to go outside alone safely and quantifies functional mobility. The test requires no special equipment and will take less than one minute to complete.
Orthogonal RadiographsDiagnostic test
Also called Radiographic Assessments
The distance of bone transport is measured, accounting for calibration of the radiographs. The presence of bone regenerate between the transported segment is determined by the presence of continuous calcified callus from the proximal segment to the distal segment. Each of the orthogonal radiographs is used to visualize two cortices: the AP radiographs visualizes the medial and lateral cortices and the lateral radiograph measures the anterior and posterior cortices. Each continuous calcified cortex is counted with a range from 0 to 4 cortices intact.
Weight Bearing for lower extremities onlyDiagnostic test
As part of the current standard of care, patients are asked to stand on a scale with the affected lower extremity on the scale and the unaffected extremity on a block which is level with the scale. The patient is asked to place as much weight as possible on the affected extremity and this weight Is recorded. Each patient's total weight is then measured and the percent of weight bearing is calculated as the amount of weight bearing over the total body weight.
Range of MotionDiagnostic test
As part of the current standard of care, the joints of the affected extremity are assessed for passive range of motion at each follow up visit by the clinician. If surgery is on the femur, the hip and knee joints are assessed for range of motion. Whereas for the tibia, the knee and ankle joints are assessed. These assessments would be measured using a goniometer placed alongside the extremity and recorded for each direction of movement. Hip range of motion includes flexion, extension, abduction, internal rotation and external rotation. Knee range of motion includes flexion and extension. Ankle range of motion includes dorsiflexion and plantarflexion.
| Study group | Role | What they receive |
|---|---|---|
| Regenerative Osseous Surgery | Participants undergoing osseous reconstructive surgery (RegOS) for bone neoplasm. Study visits for post-op assessments will be annually after month-36. Receives: Behavioral: Toronto Extremity Salvage Score; Behavioral: Musculoskeletal Tumor Society Score; Behavioral: Timed Get Up and Go Test; Diagnostic Test: Orthogonal Radiographs; Diagnostic Test: Weight Bearing for lower extremities only; Diagnostic Test: Range of Motion | |
| Other Reconstructive Surgery | Participants undergoing other reconstructive surgery for bone neoplasm. Study visits for post-op assessments will be annually after month-36. Receives: Behavioral: Toronto Extremity Salvage Score; Behavioral: Musculoskeletal Tumor Society Score; Behavioral: Timed Get Up and Go Test; Diagnostic Test: Orthogonal Radiographs; Diagnostic Test: Weight Bearing for lower extremities only; Diagnostic Test: Range of Motion |
What is being measured
The primary outcome is the main question the study is designed to answer.
Early recovery level
The primary objective is to assess early recovery level of function of all participants undergoing reconstructive surgery after resection of osseous neoplasms. The early time frame is considered at one year from the neoplasm resection surgery.
Measured: 1 year from surgery
Mid-recovery level
The primary objective is to assess mid-recovery level of function of all participants undergoing reconstructive surgery after resection of osseous neoplasms. The mid-recovery time frame is considered at one year from the neoplasm resection surgery.
Measured: 3 years from surgery
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted22 Feb 2018
- Study start14 Feb 2018
- Primary completion14 Feb 2027 (estimated)
- Study completion14 Feb 2027 (estimated)
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Other trials for Bone SarcomaStudies of the same condition, open and under way.
- More trials run by Memorial Sloan Kettering Cancer CenterThe sponsor's other registered studies.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Observational
- Observational model
- Cohort
- Time perspective
- Prospective
- Enrolment
- 300 participants (estimated)
Sponsor and investigators
- Lead sponsor
- Memorial Sloan Kettering Cancer Center
- Sponsor type
- University, hospital or other
- Responsible party
- Sponsor
- Investigators
- Daniel Prince, MD, Principal investigator, Memorial Sloan Kettering Cancer Center
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT03442465
- Sponsor's protocol ID
- 18-014
- Status last verified
- Apr 2026
- First submitted
- 15 Feb 2018
- Last updated
- 17 Apr 2026
- Results posted
- No
- Data monitoring committee
- No
- FDA-regulated drug
- No
- FDA-regulated device
- No
- Individual data sharing
- Undecided
Study at a glance
From the registry record, last updated by the sponsor on 17 Apr 2026. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- Assessment of Healing and Function After Surgical Reconstruction for Neoplasms Involving Bone
- ClinicalTrials.gov ID
- NCT03442465
- Acronym / sponsor ID
- 18-014
- Conditions
- Bone Sarcoma, Osteosarcoma, Chondrosarcoma, Ewing's Sarcoma, Osseous Sarcoma, Bone Neoplasm
- Keywords
- 18-014, Memorial Sloan Kettering Cancer Center
- Study type
- Observational
- Recruitment status
- Recruiting
- Enrolment
- 300 participants (estimated)
- Lead sponsor
- Memorial Sloan Kettering Cancer CenterUniversity, hospital or other
- Study start
- 14 Feb 2018 (actual)
- Primary completion
- 14 Feb 2027 (estimated)
- Study completion
- 14 Feb 2027 (estimated)
- First posted
- 22 Feb 2018 (actual)
- Results
- Not posted in the source record
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
The purpose of this study is to look at the amount of function that returns in participants that have reconstruction with bone graft or artificial device and in participants who have tumor surgery plus regenerative osseous surgery.
The study will look at the level of function for a period of 3 years after the surgery. Another purpose of this study is to look at how well the bone heals in participants undergoing regenerative surgery
Study design
- Observational model
- Cohort
- Time perspective
- Prospective
- Number of arms
- 2
| Arm | Type | Receives |
|---|---|---|
| Regenerative Osseous Surgery | – | Behavioral: Toronto Extremity Salvage Score, Behavioral: Musculoskeletal Tumor Society Score, Behavioral: Timed Get Up and Go Test, Diagnostic Test: Orthogonal Radiographs, Diagnostic Test: Weight Bearing for lower extremities only, Diagnostic Test: Range of MotionParticipants undergoing osseous reconstructive surgery (RegOS) for bone neoplasm. Study visits for post-op assessments will be annually after month-36. |
| Other Reconstructive Surgery | – | Behavioral: Toronto Extremity Salvage Score, Behavioral: Musculoskeletal Tumor Society Score, Behavioral: Timed Get Up and Go Test, Diagnostic Test: Orthogonal Radiographs, Diagnostic Test: Weight Bearing for lower extremities only, Diagnostic Test: Range of MotionParticipants undergoing other reconstructive surgery for bone neoplasm. Study visits for post-op assessments will be annually after month-36. |
Who may qualify
- Ages
- 4 years and older
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Child, Adult, Older adult
- Study population
- All participants who undergo osseous reconstructive surgery at Memorial Sloan Kettering Cancer Center
Key inclusion criteria (6 listed)
- All patients undergoing reconstructive surgery for neoplasms involving bone on the orthopaedic surgery service at MSK
- Current or prior history of primary neoplasms involving osseous structures, including all subtypes
- Confirmation of diagnosis that has been performed by the MSK's Department of Pathology via direct review of tissue/slides
- Patients must read and understand English
- Age >/=4
Key exclusion criteria (1 listed)
- Patients that weight <17 kilograms
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| Toronto Extremity Salvage ScoreAlso: TESSParticipant-reported outcome score. For lower extremities, this is a 33 item questionnaire containing 32 5 point Likert scale items and 1 open ended response item. For upper extremities, this is a 31 item questionnaire containing 31 5 point Likert scale items and 1 open ended response item. Individual item responses range from 1-5 with higher values indicating a task is easier to complete. A total questionnaire score can also be calculated by taking the sum of the scores minus the number of total items answered, and dividing this by the maximum possible score based on the number of items answered. This results in a range from 0 -100% with higher values indicating greater ability to complete tasks 31. This scoring allows for the fact that some items may not be answered if they do not apply to an individual. It is anticipated that it will take 20 minutes to complete. Scores for the lower extremity and upper extremity may be combined, but we intend to treat them separately for analysis. | Behavioural | Other Reconstructive Surgery, Regenerative Osseous Surgery |
| Musculoskeletal Tumor Society ScoreAlso: MSTS 3Clinician-reported global score. For lower extremities, this is a 6 item questionnaire containing 6 point Likert scale items which cover pain, function, emotional acceptance, walking ability, gait, and necessary support. Individual item scores range from 0-5 with higher values indicating greater function, less pain, or more positive emotional acceptance. For upper extremities, this is a 6 item questionnaire containing 6 point Likert scale items which cover pain, function, emotional acceptance, hand positioning, manual dexterity, and lifting ability. Individual item scores range from 0-5 with higher values indicating greater function, less pain, or more positive emotional acceptance. A total questionnaire score which is defined as the sum of the individual items divided by the maximum possible score (5 times the number of items) may also be computed. It is represented as a percentage from 0 - 100%. | Behavioural | Other Reconstructive Surgery, Regenerative Osseous Surgery |
| Timed Get Up and Go TestValidated functional measurement, for lower extremities only. The patient is observed and timed while s/he rises from an arm chair, walks 3 meters, turns, walks back, and sits down again. The test predicts the patient's ability to go outside alone safely and quantifies functional mobility. The test requires no special equipment and will take less than one minute to complete. | Behavioural | Other Reconstructive Surgery, Regenerative Osseous Surgery |
| Orthogonal RadiographsAlso: Radiographic AssessmentsThe distance of bone transport is measured, accounting for calibration of the radiographs. The presence of bone regenerate between the transported segment is determined by the presence of continuous calcified callus from the proximal segment to the distal segment. Each of the orthogonal radiographs is used to visualize two cortices: the AP radiographs visualizes the medial and lateral cortices and the lateral radiograph measures the anterior and posterior cortices. Each continuous calcified cortex is counted with a range from 0 to 4 cortices intact. | Diagnostic test | Other Reconstructive Surgery, Regenerative Osseous Surgery |
| Weight Bearing for lower extremities onlyAs part of the current standard of care, patients are asked to stand on a scale with the affected lower extremity on the scale and the unaffected extremity on a block which is level with the scale. The patient is asked to place as much weight as possible on the affected extremity and this weight Is recorded. Each patient's total weight is then measured and the percent of weight bearing is calculated as the amount of weight bearing over the total body weight. | Diagnostic test | Other Reconstructive Surgery, Regenerative Osseous Surgery |
| Range of MotionAs part of the current standard of care, the joints of the affected extremity are assessed for passive range of motion at each follow up visit by the clinician. If surgery is on the femur, the hip and knee joints are assessed for range of motion. Whereas for the tibia, the knee and ankle joints are assessed. These assessments would be measured using a goniometer placed alongside the extremity and recorded for each direction of movement. Hip range of motion includes flexion, extension, abduction, internal rotation and external rotation. Knee range of motion includes flexion and extension. Ankle range of motion includes dorsiflexion and plantarflexion. | Diagnostic test | Other Reconstructive Surgery, Regenerative Osseous Surgery |
Primary outcome
Early recovery level
Time frame: 1 year from surgery
The primary objective is to assess early recovery level of function of all participants undergoing reconstructive surgery after resection of osseous neoplasms. The early time frame is considered at one year from the neoplasm resection surgery.
Mid-recovery level
Time frame: 3 years from surgery
The primary objective is to assess mid-recovery level of function of all participants undergoing reconstructive surgery after resection of osseous neoplasms. The mid-recovery time frame is considered at one year from the neoplasm resection surgery.
Results and safety
This study is still under way. Results are not available in the source record yet.
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 17 Apr 2026.
- Memorial Sloan Kettering Cancer CenterLink provided by the sponsor.
- Individual participant dataSharing planned: Undecided
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part.
Daniel Prince, MD principal investigator
Memorial Sloan Kettering Cancer Center
5 sites in 1 country: see every site and its status.
Questions about this trial
What is this clinical trial studying?
An observational study of Bone Sarcoma and Osteosarcoma, run by Memorial Sloan Kettering Cancer Center at 5 sites in United States.
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
The sponsor lists 6 inclusion and 1 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: looking for participants now, as of the sponsor's last update on 17 Apr 2026. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 5 sites in United States. Whether a site is taking part right now should be confirmed with that site. See every site.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
Are results available for this study?
This study is still under way. Results are not available in the source record yet.
How can a doctor refer a patient or contact the research team?
Contact Daniel Prince, MD, MPH (212-639-6488, princed@mskcc.org), or a site near the patient. AzTrials does not enrol participants or take referrals.
What does the primary outcome measure?
Early recovery level (time frame: 1 year from surgery). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.
Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 17 Apr 2026; AzTrials last refreshed its copy on 26 Oct 2026.